WO2023160320A1

WO2023160320A1 - Method and apparatus used in node for wireless communication

Info

Publication number: WO2023160320A1
Application number: PCT/CN2023/073515
Authority: WO
Inventors: 武露; 张晓博
Original assignee: 上海推络通信科技合伙企业(有限合伙)
Priority date: 2022-02-23
Filing date: 2023-01-28
Publication date: 2023-08-31
Also published as: CN116828598A

Abstract

Disclosed in the present application are a method and apparatus used in a node for wireless communication. The method comprises: a first node receiving a first signaling, and sending a target signal group and a target reference signal group in a target time-frequency resource group. The target signal group comprises a first signal and a second signal. The first signaling is used for indicating a first reference signal resource group and a second reference signal resource group, wherein any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group. The transmission power of the first signal is not greater than a first power value, which is linearly related to a first factor, wherein the first factor is related to time-frequency resources occupied by a first reference signal sub-group, which belongs to the target reference signal group, and the first reference signal sub-group is determined from the target reference signal group according to whether time-frequency resources occupied by the first signal overlap with time-frequency resources occupied by the second signal.

Description

A method and device used in a node for wireless communication

technical field

The present application relates to a transmission method and device in a wireless communication system, especially a wireless signal transmission method and device in a wireless communication system supporting a cellular network.

Background technique

In the 5GNR (New Radio, new wireless) system, whether it is a base station or a terminal device, multiple antenna panels (Panels) will be configured. The NR Rel-16 standard can already support the base station to transmit wireless signals through multiple antenna panels at the same time, but even if the terminal device is equipped with multiple antenna panels, it only supports transmission based on antenna panel selection, that is, only one antenna panel is allowed at the same time. Send wirelessly. In the future evolution of the 5G NR system, in order to improve the system capacity, it is an important technical direction to support simultaneous transmission of wireless signals on multiple antenna panels on both the base station and terminal equipment.

Contents of the invention

The inventor found through research that how to determine the transmission power of multiple signals is a key problem to be solved.

Aiming at the above problems, the present application discloses a solution. It should be noted that although the above description uses the uplink and downlink as an example, the present application is also applicable to other scenarios such as accompanying links, and achieves similar technical effects in the uplink and downlink. In addition, adopting a unified solution for different scenarios (including but not limited to downlink, uplink and accompanying link) also helps to reduce hardware complexity and cost. In the case of no conflict, the embodiments and features in any node of the present application can be applied to any other node, and vice versa. In the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other arbitrarily.

As an example, the explanation of the term (Terminology) in this application refers to the definition of the TS36 series of standard protocols of 3GPP.

As an example, the explanation of terms in this application refers to the definitions of the TS38 series of standard protocols of 3GPP.

As an example, the explanation of terms in this application refers to the definitions of the TS37 series of standard protocols of 3GPP.

As an example, the interpretation of terms in this application refers to the definition of the specification protocol of IEEE (Institute of Electrical and Electronics Engineers, Institute of Electrical and Electronics Engineers).

The present application discloses a method used in a first node of wireless communication, which is characterized in that it includes:

receiving the first signaling;

sending the target signal group and the target reference signal group in the target time-frequency resource group;

Wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the second signal port; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the second The transmission power of a signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first factor is related to time-frequency resources occupied by a first reference signal subgroup, and the first reference signal The subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first Reference Signal Subgroup.

As an embodiment, the problem to be solved in the present application includes: sending power of multiple signals.

According to an aspect of the present application, it is characterized in that the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first Both the demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the first Two reference signal resource groups; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup includes the first demodulation reference signal, The second demodulation reference signal and the first phase tracking reference signal; when the time domain resources occupied by the first signal and the time domain resources occupied by the second signal are orthogonal, the first reference signal A subset includes only said first demodulation reference signal and said first phase tracking reference signal.

According to an aspect of the present application, it is characterized in that the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value is linearly related to a second factor; The second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the number of layers of the second signal When it is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal and Whether the time-frequency resources occupied by the second signals overlap is used to determine the second reference signal subgroup from the target reference signal group.

According to an aspect of the present application, it is characterized in that the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first Both the demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the first Two reference signal resource groups: when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup includes the first demodulation reference signal, The second demodulation reference signal and the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal A subset includes only said second demodulation reference signal and said second phase tracking reference signal.

According to one aspect of the present application, it is characterized in that the first factor is related to a first value, and the first value is equal to the sum of sizes of all code blocks carried by the first signal divided by a second value, and the The second value is related to the time-frequency resource occupied by the first reference signal subgroup.

According to an aspect of the present application, it is characterized in that the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first Both the demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the first Two reference signal resource groups: the frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the frequency domain resource occupied by the second phase tracking reference signal belongs to the The frequency domain resource occupied by the second demodulation reference signal; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal and the time frequency resource occupied by the first signal and the time density of the first phase tracking reference signal It is related to whether the time-frequency resources occupied by the two signals overlap.

According to one aspect of the present application, it is characterized in that it includes:

receiving a first path loss reference signal;

Wherein, the first path loss is obtained based on the measurement of the first path loss reference signal, and the first power value is linearly related to the first path loss.

The present application discloses a method used in a second node of wireless communication, which is characterized in that it includes:

send the first signaling;

receiving a target signal group and a target reference signal group in a target time-frequency resource group;

According to one aspect of the present application, it is characterized in that the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than A second power value, the second power value is linearly related to a second factor; the second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the The second factor is equal to 0; when the number of layers of the second signal is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to The target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap are used to determine the second reference signal subgroup from the target reference signal group Group.

sending a first path loss reference signal;

The present application discloses a first node device used for wireless communication, which is characterized in that it includes:

The first receiver receives the first signaling;

The first transmitter sends the target signal group and the target reference signal group in the target time-frequency resource group;

The present application discloses a second node device used for wireless communication, which is characterized in that it includes:

the second transmitter, sending the first signaling;

The second receiver receives the target signal group and the target reference signal group in the target time-frequency resource group;

Wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the second signal port; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the second The transmission power of a signal is not greater than the first power value, and the first power value is the same as the first Factors are linearly correlated, the first factor is related to the time-frequency resource occupied by the first reference signal subgroup, and the first reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal and Whether the time-frequency resources occupied by the second signals overlap is used to determine the first reference signal subgroup from the target reference signal group.

As an example, compared with traditional solutions, this application has the following advantages:

- The proposed transmit power scheme takes into account beam direction/antenna panel/transmitter node factors, and is suitable for transmission under multi-beam direction/multi-antenna panel/multiple transmit-receive nodes.

Description of drawings

Other characteristics, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 shows a flowchart of a first signaling, a target signal group and a target reference signal group according to an embodiment of the present application;

FIG. 2 shows a schematic diagram of a network architecture according to an embodiment of the present application;

FIG. 3 shows a schematic diagram of an embodiment of a wireless protocol architecture of a user plane and a control plane according to an embodiment of the present application;

Fig. 4 shows a schematic diagram of a first communication device and a second communication device according to an embodiment of the present application;

Figure 5 shows a flow chart of transmission according to one embodiment of the present application;

FIG. 6 shows a schematic diagram of a first reference signal subset according to an embodiment of the present application;

FIG. 7 shows a schematic diagram of a second power value and a second factor according to an embodiment of the present application;

FIG. 8 shows a schematic diagram of a second reference signal subset according to an embodiment of the present application;

FIG. 9 shows a schematic diagram of a first factor according to an embodiment of the present application;

FIG. 10 shows a schematic diagram of a first phase tracking reference signal and a second phase tracking reference signal according to an embodiment of the present application;

Fig. 11 shows a schematic diagram of a given reference power value according to an embodiment of the present application;

FIG. 12 shows a structural block diagram of a processing device used in a first node device according to an embodiment of the present application;

Fig. 13 shows a structural block diagram of a processing apparatus for a device in a second node according to an embodiment of the present application.

Detailed ways

The technical solution of the present application will be further described in detail below in conjunction with the accompanying drawings. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined arbitrarily.

Example 1

Embodiment 1 illustrates a flowchart of the first signaling, target signal group and target reference signal group according to an embodiment of the present application, as shown in FIG. 1 . In 100 shown in FIG. 1, each box represents a step.

In Embodiment 1, the first node in this application receives the first signaling in step 101; in step 102, the target signal group and the target reference signal group are sent in the target time-frequency resource group; wherein, the The first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first reference signal resource group and the second reference A signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the second signal; the The target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the transmission of the first signal The power is not greater than the first power value, the first power value is linearly related to the first factor, and the first factor is related to the time-frequency resources occupied by the first reference signal subgroup, the first reference signal subgroup belongs to the The target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap are used to determine the first reference signal subgroup from the target reference signal group .

As an embodiment, the first signaling is physical layer signaling.

As an embodiment, the first signaling is DCI (downlink control information, Downlink Control Information) signaling.

As an embodiment, the first signaling is DCI signaling used to schedule a PUSCH (Physical Uplink Shared CHannel, Physical Uplink Shared CHannel).

As an embodiment, the first signaling is transmitted on a PDCCH (Physical Downlink Control CHannel, physical downlink control channel).

Typically, the number of layers of the first signal is equal to 1.

As an embodiment, the target signal group includes a PUSCH carrying UL-SCH data.

As an embodiment, the target signal group carries one TB.

As an embodiment, the target signal group carries at least one CBG.

Typically, the target time-frequency resource group includes multiple resource elements.

Typically, the target time-frequency resource group occupies at least one symbol in the time domain and at least one resource block (Resource Block, RB) in the frequency domain.

As an embodiment, the first signaling indicates frequency domain resources occupied by the target time-frequency resource group and time domain resources occupied by the target time-frequency resource group.

As an embodiment, the first signaling indicates resource blocks occupied by the target time-frequency resource group in the frequency domain and symbols occupied by the target time-frequency resource group in the time domain.

As an embodiment, the first signaling includes a first field and a second field, the first field includes at least one bit, and the second field includes at least one bit; the first signaling includes the The first field indicates the frequency domain resource occupied by the target time-frequency resource group; the second field included in the first signaling indicates the time domain resource occupied by the target time-frequency resource group.

As an embodiment, the first domain is a Frequency domain resource assignment domain, and the second domain is a Time domain resource assignment domain.

As an embodiment, for specific definitions of the Frequency domain resource assignment domain and the Time domain resource assignment domain, refer to Section 6.1.2 of 3GPP TS38.214.

As an embodiment, the phrase "occupied frequency domain resources" refers to: occupied resource blocks (Resource Block, RB).

As an embodiment, the phrase "occupied frequency domain resources" refers to: occupied subcarriers.

Typically, the phrase "occupied time domain resources" refers to: occupied symbols.

Typically, the phrase "occupied time-frequency resources" refers to: occupied resource elements.

Typically, one resource element occupies one subcarrier in the frequency domain and one symbol in the time domain.

As an embodiment, the symbols are single carrier symbols.

As an embodiment, the symbols are multi-carrier symbols.

As an embodiment, the multi-carrier symbol is an OFDM (Orthogonal Frequency Division Multiplexing, Orthogonal Frequency Division Multiplexing) symbol.

As an embodiment, the multi-carrier symbol is an SC-FDMA (Single Carrier-Frequency Division Multiple Access, single carrier frequency division multiple access) symbol.

As an embodiment, the multi-carrier symbol is a DFT-S-OFDM (Discrete Fourier Transform SpreadOFDM, Discrete Fourier Transform Orthogonal Frequency Division Multiplexing) symbol.

As an embodiment, the multi-carrier symbol is an FBMC (Filter Bank Multi Carrier, filter bank multi-carrier) symbol.

As an embodiment, the multi-carrier symbol includes a CP (Cyclic Prefix, cyclic prefix).

Typically, the first reference signal resource group includes at least one reference signal resource, and the second reference signal resource group includes at least one reference signal resource.

As a sub-embodiment of the foregoing embodiment, the reference signal resource is an SRS (Sounding Reference Signal, Sounding Reference Signal) resource.

As a sub-embodiment of the foregoing embodiment, the reference signal resources are SRS resources or CSI-RS resources or SS/PBCH blocks.

Typically, the first reference signal resource group includes at least one SRS resource, and the second reference signal resource group includes at least one SRS resource.

Typically, when the transmission scheme (transmission scheme) of the first signal is based on codebook (Codebook based) uplink transmission, the first reference signal resource group includes only one SRS resource; when the second signal When the transmission scheme (transmission scheme) is uplink transmission based on a codebook (Codebook based), the second reference signal resource group includes only one SRS resource; when the transmission scheme of the first signal is based on a non-codebook (Non- codebook based), the number of SRS resources included in the first reference signal resource group is equal to the number of layers of the first signal; when the transmission scheme of the second signal is based on a non-codebook (Non-codebook based), the number of SRS resources included in the second reference signal resource group is equal to the number of layers of the second signal.

Typically, when the transmission scheme (transmission scheme) of the first signal is uplink transmission based on a codebook (Codebook based), the first reference signal resource group includes only one SRS resource in the first SRS resource set; When the transmission scheme (transmission scheme) of the second signal is uplink transmission based on a codebook (Codebook based), the second reference signal resource group includes only one SRS resource in the second SRS resource set; when the When the transmission scheme of the first signal is based on non-codebook (Non-codebook based) uplink transmission, the first reference signal resource group includes at least one SRS resource in the first SRS resource set, and the first reference signal resource The number of SRS resources included in the group is equal to the number of layers of the first signal; when the transmission scheme of the second signal is based on non-codebook (Non-codebook based) uplink transmission, the second reference signal resource group At least one SRS resource in the second SRS resource set is included, and the number of SRS resources included in the second reference signal resource group is equal to the number of layers of the second signal.

As an embodiment, the transmission scheme of the first signal is the same as the transmission scheme of the second signal.

As an embodiment, the transmission scheme of the first signal and the transmission scheme of the second signal are respectively configured by higher layer parameters.

As an embodiment, for the uplink transmission based on a codebook (Codebook based), refer to Section 6.1.1.1 of 3GPP TS38.214.

As an embodiment, for the non-codebook based uplink transmission, refer to Section 6.1.1.2 of 3GPP TS38.214.

As an embodiment, the first signaling includes a third field and a fourth field, the third field included in the first signaling indicates the first reference signal resource group, and the first signaling includes The fourth field of indicates the second reference signal resource group; the third field includes at least one bit, and the fourth field includes at least one bit.

As an embodiment, the first signaling includes a third field, and the third field included in the first signaling indicates the first reference signal resource group and the second reference signal resource group; the The third field includes at least one bit.

As an embodiment, the third field is an SRS resource indicator field.

As an embodiment, the fourth field is an SRS resource indicator field.

As an embodiment, the name of the third domain includes SRS resource indicator.

As an embodiment, the name of the third domain includes SRS.

As an embodiment, the name of the fourth domain includes SRS resource indicator.

As an embodiment, the name of the fourth domain includes SRS.

As an embodiment, any reference signal resource in the first reference signal resource group and the second reference signal resource group is a CSI-RS (Channel State Information-Reference Signal, channel state information reference signal) resource or SS/PBCH (Synchronization/Physical Broadcast CHannel, Synchronization/Physical Broadcast Channel) block (Block).

As an embodiment, the first reference signal resource group includes at least one SRS resource in the first SRS resource set, and the second reference signal resource group includes at least one SRS resource in the second SRS resource set; the first One SRS resource set includes multiple SRS resources, and the second SRS resource set includes multiple SRS resources.

As an embodiment, the first SRS resource set and the second SRS resource set are indicated by higher layer signaling.

As an embodiment, the first SRS resource set and the second SRS resource set are indicated by the srs-ResourceSetToAddModList parameter.

As an embodiment, the first SRS resource set and the second SRS resource set are indicated by IE SRS-Config.

As an embodiment, any reference signal resource in the first SRS resource set and the second SRS resource set is an SRS resource.

As an embodiment, the meaning of the sentence "the first reference signal resource group is used to determine the antenna port (port(s)) for sending the first signal" includes: the antenna port for sending the first signal (port(s)) is the same as the antenna port (port(s)) of the first reference signal resource group; the sentence "the second reference signal resource group is used to determine the antenna for sending the second signal The meaning of "port (port(s))" includes: the antenna port (port(s)) for sending the second signal is the same as the antenna port (port(s)) for the second reference signal resource group.

As an embodiment, the meaning of the sentence "the first reference signal resource group is used to determine the antenna port (port(s)) for sending the first signal" includes: the first node adopts the The antenna port (port(s)) of the first reference signal resource group is the same as the antenna port (port(s)) to transmit the first signal; the sentence "the second reference signal resource group is used to determine the transmission of the The antenna port (port(s)) of the second signal includes: the first node adopts the same antenna port (port(s)) as the antenna port (port(s)) of the second reference signal resource group )) sending said second signal.

As an embodiment, the meaning of the sentence "the first reference signal resource group is used to determine the antenna port (port(s)) for sending the first signal" includes: the antenna port for sending the first signal The number is the same as the number of antenna ports of the first reference signal resource group; the sentence "the second reference signal resource group is used to determine the antenna port (port(s)) for sending the second signal" means include: the number of antenna ports for sending the second signal is the same as the number of antenna ports of the second reference signal resource group.

As an embodiment, the meaning of the sentence "the first reference signal resource group is used to determine the antenna port (port(s)) for sending the first signal" includes: the antenna port for sending the first signal It has the same spatial relation as the antenna port of the first reference signal resource group; the sentence "the second reference signal resource group is used to determine the antenna port (port( s))" includes: the antenna port for transmitting the second signal and the antenna port of the second reference signal resource group have the same spatial relation.

As an embodiment, the spatial relationship includes: a spatial transmission parameter (Spatial Tx parameter).

As an embodiment, the spatial relationship includes: a spatial domain transmission filter (spatial domain transmission filter).

As an embodiment, the spatial relationship includes: precoding.

As an embodiment, the spatial relationship includes: beamforming.

Typically, at least one reference signal in the target reference signal group is associated with the first reference signal resource group, and at least one reference signal in the target reference signal group is associated with the second reference signal resource group .

As an embodiment, the meaning of the sentence "a given reference signal is associated with the first reference signal resource group" includes: the antenna ports (port(s)) of the first reference signal resource group are used to transmit the A given reference signal; the meaning of the sentence "a given reference signal is associated to the second reference signal resource group" includes: the antenna ports (port(s)) of the second reference signal resource group are used to transmit the given reference signal.

As an embodiment, the meaning of the sentence "a given reference signal is associated with the first reference signal resource group" includes: the antenna ports (port(s)) of the first reference signal resource group include the given reference Antenna port (port(s)) after precoding of the signal; the meaning of the sentence "a given reference signal is associated to the second reference signal resource group" includes: the antenna port (port(s)) of the second reference signal resource group (s)) includes precoded antenna ports for the given reference signal.

As an embodiment, the meaning of the sentence "a given reference signal is associated with the first reference signal resource group" includes: the precoded antenna ports (port(s)) of the given reference signal and the first The antenna ports (port(s)) of a reference signal resource group are the same; the meaning of the sentence "a given reference signal is associated to the second reference signal resource group" includes: the precoded antenna of the given reference signal The port is the same as the antenna port (port(s)) of the second reference signal resource group.

As an embodiment, the given reference signal is a phase tracking reference signal; the meaning of the sentence "the given reference signal is associated with the first reference signal resource group" includes: a reference signal in the first reference signal resource group The resource configuration information includes the index of the antenna port of the given reference signal; the meaning of the sentence "a given reference signal is associated to the second reference signal resource group" includes: one of the second reference signal resource groups The configuration information of the reference signal resource includes the index of the antenna port of the given reference signal.

As an embodiment, the meaning of the sentence "a given reference signal is associated with the first reference signal resource group" includes: the first reference signal resource group is used to determine the precoded reference signal of the given reference signal An antenna port; the meaning of the sentence "a given reference signal is associated to the second reference signal resource group" includes: the second reference signal resource group is used to determine the precoded antenna port of the given reference signal .

As an example, the meaning of the sentence "a given reference signal is associated with the first reference signal resource group" includes: the first reference signal resource group is used to determine the antenna port (port (s)), the antenna port of the first signal includes the precoded antenna port of the given reference signal; the meaning of the sentence "the given reference signal is associated to the second reference signal resource group" includes: The second reference signal resource group is used to determine an antenna port (port(s)) for transmitting the second signal, and the antenna port of the second signal includes a precoded antenna port of the given reference signal .

As an embodiment, the meaning of the sentence "a given reference signal is associated with the first reference signal resource group" includes: the precoded antenna ports of the given reference signal and the The antenna ports have the same spatial relation; the meaning of the sentence "a given reference signal is associated to the second reference signal resource group" includes: the precoded antenna port of the given reference signal and the The antenna ports of the second reference signal resource group have the same spatial relation.

As an embodiment, the given reference signal is any reference signal in the target reference signal group.

As an embodiment, the given reference signal is a demodulation reference signal.

As an embodiment, the given reference signal is a phase tracking reference signal.

As an embodiment, the given reference signal is a demodulation reference signal, and the antenna port before precoding of the given reference signal is The precoded antenna ports of the first reference signal are p ₀ , p ₁ ,...,p _ρ-1 ; ρ is a positive integer.

As an embodiment, the given reference signal is a phase tracking reference signal, and the antenna port before precoding of the given reference signal is The precoded antenna ports of the first reference signal are p ₀ , p ₁ ,...,p _ρ-1 ; v is a positive integer, and ρ is a positive integer.

As an embodiment, the antenna port before precoding of the given reference signal is j is a non-negative integer; the precoded antenna ports of the given reference signal are p ₀ , p ₁ ,...,p _ρ-1 , where ρ is a non-negative integer.

typical, the For specific definitions of p ₀ , p ₁ , . . . , p _ρ-1 , refer to Chapter 6 of 3GPP TS38.211.

Example 2

Embodiment 2 illustrates a schematic diagram of a network architecture according to an embodiment of the present application, as shown in FIG. 2 .

Accompanying drawing 2 illustrates LTE (Long-Term Evolution, long-term evolution), LTE-A (Long-Term Evolution Advanced, enhanced long-term evolution) and a network architecture 200 of a future 5G system. The network architecture 200 of LTE, LTE-A and future 5G systems is called EPS (Evolved Packet System, Evolved Packet System) 200. The network architecture 200 of 5G NR or LTE can be called 5GS (5G System)/EPS (Evolved Packet System, Evolved Packet System) grouping system) 200 or some other suitable terminology. 5GS/EPS 200 may include one or more UEs (User Equipment, user equipment) 201, a UE241 for Sidelink communication with UE201, NG-RAN (Next Generation Radio Access Network) 202, 5GC (5G CoreNetwork, 5G Core Network)/EPC (Evolved Packet Core, Evolved Packet Core) 210, HSS (Home Subscriber Server, Home Subscriber Server)/UDM (Unified Data Management, Unified Data Management) 220 and Internet Service 230. 5GS/EPS200 May be interconnected with other access networks, but these entities/interfaces are not shown for simplicity. As shown in Figure 2, 5GS/EPS 200 provides packet switched services, however those skilled in the art will readily appreciate that the various concepts presented throughout this application can be extended to networks providing circuit switched services. NG-RAN202 includes NR (New Radio, new radio) node B (gNB) 203 and other gNB204. The gNB 203 provides user and control plane protocol termination towards the UE 201 . A gNB 203 may connect to other gNBs 204 via an Xn interface (eg, backhaul). A gNB 203 may also be called a base station, base transceiver station, radio base station, radio transceiver, transceiver function, Basic Service Set (BSS), Extended Service Set (ESS), TRP (Transmit Receive Point) or some other suitable terminology. The gNB203 provides an access point to the 5GC/EPC210 for the UE201. Examples of UE 201 include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, global positioning systems, multimedia devices, video devices, digital audio players ( For example, MP3 players), cameras, game consoles, drones, aircraft, narrowband physical network devices, machine type communication devices, land vehicles, automobiles, wearable devices, or any other similarly functional device. Those skilled in the art may also refer to UE 201 as a mobile station, subscriber station, mobile unit, subscriber unit, wireless unit, remote unit, mobile device, wireless device, wireless communication device, remote device, mobile subscriber station, access terminal, Mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client or some other suitable term. gNB203 is connected to 5GC/EPC210 through S1/NG interface. 5GC/EPC210 includes MME (Mobility Management Entity, mobility management entity)/AMF (Authentication Management Field, authentication management domain)/SMF (Session Management Function, session management function) 211. Other MME/AMF/SMF214, S-GW (Service Gateway, service gateway)/UPF (User Plane Function, user plane function) 212, and P-GW (Packet Date Network Gateway, packet data network gateway)/UPF213. MME/AMF/SMF211 is a control node that handles signaling between UE201 and 5GC/EPC210. In general the MME/AMF/SMF 211 provides bearer and connection management. All user IP (Internet Protocol, Internet Protocol) packets are transmitted through S-GW/UPF212, and S-GW/UPF212 itself is connected to P-GW/UPF213. P-GW provides UE IP address allocation and other functions. P-GW/UPF 213 connects to Internet service 230 . The Internet service 230 includes the Internet protocol service corresponding to the operator, and may specifically include Internet, Intranet, IMS (IP Multimedia Subsystem, IP Multimedia Subsystem) and packet switching (Packet switching) services.

As an embodiment, the first node in this application includes the UE201.

As an embodiment, the second node in this application includes the gNB203.

Example 3

Embodiment 3 illustrates a schematic diagram of an embodiment of a radio protocol architecture of a user plane and a control plane according to an embodiment of the present application, as shown in FIG. 3 .

Embodiment 3 shows a schematic diagram of an embodiment of a radio protocol architecture of a user plane and a control plane according to the present application, as shown in FIG. 3 . FIG. 3 is a schematic diagram illustrating an embodiment of a radio protocol architecture for a user plane 350 and a control plane 300. FIG. 3 uses three layers Demonstrate the radio protocol for the control plane 300 between a first communication node device (UE, gNB or RSU in V2X) and a second communication node device (gNB, UE or RSU in V2X), or between two UEs Architecture: Layer 1, Layer 2, and Layer 3. Layer 1 (L1 layer) is the lowest layer and implements various PHY (Physical Layer) signal processing functions. The L1 layer will be referred to herein as PHY 301 . Layer 2 (L2 layer) 305 is above the PHY 301 and is responsible for the link between the first communication node device and the second communication node device, or between two UEs. The L2 layer 305 includes a MAC (Medium Access Control, Media Access Control) sublayer 302, an RLC (Radio Link Control, Radio Link Layer Control Protocol) sublayer 303, and a PDCP (Packet Data Convergence Protocol, packet data convergence protocol) sublayer 304. These sublayers are terminated at the second communication node device. The PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels. The PDCP sublayer 304 also provides security by encrypting data packets, and provides handover support for the first communication node device between the second communication node devices. The RLC sublayer 303 provides segmentation and reassembly of upper layer packets, retransmission of lost packets, and reordering of packets to compensate for out-of-order reception due to HARQ. The MAC sublayer 302 provides multiplexing between logical and transport channels. The MAC sublayer 302 is also responsible for allocating various radio resources (eg, resource blocks) in a cell among the first communication node devices. The MAC sublayer 302 is also responsible for HARQ operations. The RRC (Radio Resource Control, radio resource control) sublayer 306 in layer 3 (L3 layer) in the control plane 300 is responsible for obtaining radio resources (that is, radio bearers) and using the connection between the second communication node device and the first communication node device Inter- RRC signaling to configure the lower layer. The radio protocol architecture of the user plane 350 includes layer 1 (L1 layer) and layer 2 (L2 layer), the radio protocol architecture for the first communication node device and the second communication node device in the user plane 350 is for the physical layer 351, L2 The PDCP sublayer 354 in the layer 355, the RLC sublayer 353 in the L2 layer 355, and the MAC sublayer 352 in the L2 layer 355 are substantially the same as the corresponding layers and sublayers in the control plane 300, but the PDCP sublayer 354 also Provides header compression for upper layer packets to reduce radio transmission overhead. The L2 layer 355 in the user plane 350 also includes a SDAP (Service Data Adaptation Protocol, Service Data Adaptation Protocol) sublayer 356, and the SDAP sublayer 356 is responsible for the mapping between the QoS flow and the data radio bearer (DRB, Data Radio Bearer) , to support business diversity. Although not shown, the first communication node device may have several upper layers above the L2 layer 355, including a network layer (e.g., IP layer) terminating at the P-GW on the network side and another layer terminating at the connection. Application layer at one end (eg, remote UE, server, etc.).

As an embodiment, the wireless protocol architecture in Fig. 3 is applicable to the first node in this application.

As an embodiment, the wireless protocol architecture in Fig. 3 is applicable to the second node in this application.

As an embodiment, the first signaling is generated by the PHY301 or the PHY351.

As an embodiment, the target signal group is generated in the PHY301 or the PHY351.

As an embodiment, the target reference signal group is generated by the PHY301 or the PHY351.

As an embodiment, the first path loss reference signal is generated by the PHY301 or the PHY351.

As an embodiment, the second path loss reference signal is generated by the PHY301 or the PHY351.

Example 4

Embodiment 4 illustrates a schematic diagram of a first communication device and a second communication device according to an embodiment of the present application, as shown in FIG. 4 . Fig. 4 is a block diagram of a first communication device 410 and a second communication device 450 communicating with each other in an access network.

The first communication device 410 includes a controller/processor 475 , a memory 476 , a receive processor 470 , a transmit processor 416 , a multi-antenna receive processor 472 , a multi-antenna transmit processor 471 , a transmitter/receiver 418 and an antenna 420 .

The second communication device 450 includes a controller/processor 459, a memory 460, a data source 467, a transmit processor 468, a receive processor 456, a multi-antenna transmit processor 457, a multi-antenna receive processor 458, a transmitter/receiver 454 and antenna 452 .

In transmission from said first communication device 410 to said second communication device 450 , at said first communication device 410 upper layer data packets from the core network are provided to a controller/processor 475 . Controller/processor 475 implements the functionality of the L2 layer. In the DL, the controller/processor 475 provides header compression, encryption, packet segmentation and reordering, multiplexing between logical and transport channels, and routing to the second communication device 450 based on various priority metrics. Radio resource allocation. The controller/processor 475 is also responsible for HARQ operations, retransmission of lost packets, and signaling to the second communication device 450 . The transmit processor 416 and the multi-antenna transmit processor 471 implement various signal processing functions for the L1 layer (ie, physical layer). The transmit processor 416 implements encoding and interleaving to facilitate forward error correction (FEC) at the second communication device 450, and based on various modulation schemes (e.g., binary phase shift keying (BPSK), quadrature phase shift keying (QPSK), M Phase Shift Keying (M-PSK), M Quadrature Amplitude Modulation (M-QAM)) constellation mapping. The multi-antenna transmit processor 471 performs digital spatial precoding on the coded and modulated symbols, including codebook-based precoding and non-codebook-based precoding, and beamforming processing to generate one or more parallel streams. The transmit processor 416 then maps each parallel stream to subcarriers, multiplexes the modulated symbols with reference signals (e.g., pilots) in the time and/or frequency domains, and then uses an inverse fast Fourier transform (IFFT) to ) to generate a physical channel carrying a stream of time-domain multi-carrier symbols. then The multi-antenna transmit processor 471 performs transmit analog precoding/beamforming operations on the multi-carrier symbol stream in the time domain. Each transmitter 418 converts the baseband multi-carrier symbol stream provided by the multi-antenna transmit processor 471 into an RF stream, which is then provided to a different antenna 420 .

In transmission from said first communication device 410 to said second communication device 450 , at said second communication device 450 each receiver 454 receives a signal via its respective antenna 452 . Each receiver 454 recovers the information modulated onto an RF carrier and converts the RF stream to a baseband multi-carrier symbol stream that is provided to a receive processor 456 . Receive processor 456 and multi-antenna receive processor 458 implement various signal processing functions of the L1 layer. The multi-antenna receive processor 458 performs receive analog precoding/beamforming operations on the baseband multi-carrier symbol stream from the receiver 454 . Receive processor 456 converts the baseband multi-carrier symbol stream after the receive analog precoding/beamforming operation from the time domain to the frequency domain using a Fast Fourier Transform (FFT). In the frequency domain, the physical layer data signal and the reference signal are demultiplexed by the receiving processor 456, wherein the reference signal will be used for channel estimation, and the data signal is recovered in the second Communication device 450 is the destination for any parallel streams. The symbols on each parallel stream are demodulated and recovered in receive processor 456, and soft decisions are generated. The receive processor 456 then decodes and deinterleaves the soft decisions to recover the upper layer data and control signals transmitted by the first communications device 410 on the physical channel. The upper layer data and control signals are then provided to the controller/processor 459 . Controller/processor 459 implements the functions of the L2 layer. Controller/processor 459 can be associated with memory 460 that stores program codes and data. Memory 460 may be referred to as a computer-readable medium. In DL, the controller/processor 459 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression, control signal processing to recover upper layer packets from the core network. The upper layer packets are then provided to all protocol layers above the L2 layer. Various control signals may also be provided to L3 for L3 processing. Controller/processor 459 is also responsible for error detection using acknowledgment (ACK) and/or negative acknowledgment (NACK) protocols to support HARQ operation.

In transmission from said second communication device 450 to said first communication device 410 , at said second communication device 450 a data source 467 is used to provide upper layer data packets to a controller/processor 459 . Data source 467 represents all protocol layers above the L2 layer. Similar to the transmit function at the first communication device 410 described in DL, the controller/processor 459 implements header compression, encryption, packet segmentation and reordering, and logical AND based on the radio resource allocation of the first communication device 410. Multiplexing between transport channels, implementing L2 layer functions for user plane and control plane. The controller/processor 459 is also responsible for HARQ operations, retransmission of lost packets, and signaling to the first communication device 410 . The transmit processor 468 performs modulation mapping and channel coding processing, and the multi-antenna transmit processor 457 performs digital multi-antenna spatial precoding, including codebook-based precoding and non-codebook-based precoding, and beamforming processing, and then transmits The processor 468 modulates the generated parallel streams into multi-carrier/single-carrier symbol streams, which are provided to different antennas 452 via the transmitter 454 after undergoing analog precoding/beamforming operations in the multi-antenna transmit processor 457 . Each transmitter 454 first converts the baseband symbol stream provided by the multi-antenna transmit processor 457 into an RF symbol stream, and then provides it to the antenna 452 .

In the transmission from the second communication device 450 to the first communication device 410, the function at the first communication device 410 is similar to that in the transmission from the first communication device 410 to the second communication device 450 The receiving function at the second communication device 450 is described in the transmission. Each receiver 418 receives radio frequency signals through its respective antenna 420 , converts the received radio frequency signals to baseband signals, and provides the baseband signals to multi-antenna receive processor 472 and receive processor 470 . The receive processor 470 and the multi-antenna receive processor 472 jointly implement the functions of the L1 layer. Controller/processor 475 implements L2 layer functions. Controller/processor 475 can be associated with memory 476 that stores program codes and data. Memory 476 may be referred to as a computer-readable medium. The controller/processor 475 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression, control signal processing to recover upper layer packets from the second communication device 450 . Upper layer packets from controller/processor 475 may be provided to the core network. Controller/processor 475 is also responsible for error detection using ACK and/or NACK protocols to support HARQ operation.

As an embodiment, the second communication device 450 includes: at least one processor and at least one memory, and the at least one memory includes computer program code; the at least one memory and the computer program code are configured to communicate with the Use with at least one processor. The second communication device 450 means at least: receiving a first signaling; sending a target signal group and a target reference signal group in a target time-frequency resource group; wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, the first signaling is used to indicate a first reference signal resource group and a second reference signal resource group, and the first reference signal resource group is used Used to determine the antenna port for sending the first signal, the second reference signal resource group is used to determine the antenna port for sending the second signal; the target reference signal group includes multiple reference signals, and the target Any reference signal in the reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the transmission power of the first signal is not greater than a first power value, and the first power The value is linearly related to the first factor, and the first factor is related to the time-frequency resource occupied by the first reference signal subgroup, and the first reference signal subgroup belongs to the target reference signal group; whether the time-frequency resource and the time-frequency resource occupied by the second signal overlap and are used for The first subset of reference signals is determined from the set of target reference signals.

As an embodiment, the second communication device 450 includes: a memory storing a computer-readable instruction program, and the computer-readable instruction program generates an action when executed by at least one processor, and the action includes: receiving a first A signaling; sending a target signal group and a target reference signal group in a target time-frequency resource group; wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, the first signaling is used to indicate a first reference signal resource group and a second reference signal resource group, and the first reference signal resource group is used to determine the antenna port for sending the first signal , the second reference signal resource group is used to determine the antenna port for transmitting the second signal; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with The first reference signal resource group or the second reference signal resource group; the transmission power of the first signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first The factor is related to the time-frequency resource occupied by the first reference signal subgroup, and the first reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal Whether the frequency resources overlap is used to determine the first reference signal subgroup from the target reference signal group.

As an embodiment, the first communication device 410 includes: at least one processor and at least one memory, and the at least one memory includes computer program code; the at least one memory and the computer program code are configured to communicate with the Use with at least one processor. The first communication device 410 means at least: sending a first signaling; receiving a target signal group and a target reference signal group in a target time-frequency resource group; wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, the first signaling is used to indicate a first reference signal resource group and a second reference signal resource group, and the first reference signal resource group is used Used to determine the antenna port for sending the first signal, the second reference signal resource group is used to determine the antenna port for sending the second signal; the target reference signal group includes multiple reference signals, and the target Any reference signal in the reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the transmission power of the first signal is not greater than a first power value, and the first power The value is linearly related to the first factor, and the first factor is related to the time-frequency resource occupied by the first reference signal subgroup, and the first reference signal subgroup belongs to the target reference signal group; Whether the time-frequency resource and the time-frequency resource occupied by the second signal overlap is used to determine the first reference signal subgroup from the target reference signal group.

As an embodiment, the first communication device 410 includes: a memory storing a computer-readable instruction program, and the computer-readable instruction program generates an action when executed by at least one processor, and the action includes: sending the first A signaling; receiving a target signal group and a target reference signal group in a target time-frequency resource group; wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, the first signaling is used to indicate a first reference signal resource group and a second reference signal resource group, and the first reference signal resource group is used to determine the antenna port for sending the first signal , the second reference signal resource group is used to determine the antenna port for transmitting the second signal; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with The first reference signal resource group or the second reference signal resource group; the transmission power of the first signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first The factor is related to the time-frequency resource occupied by the first reference signal subgroup, and the first reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal Whether the frequency resources overlap is used to determine the first reference signal subgroup from the target reference signal group.

As an embodiment, the first node in this application includes the second communication device 450 .

As an embodiment, the second node in this application includes the first communication device 410 .

As an example, {the antenna 452, the receiver 454, the receiving processor 456, the multi-antenna receiving processor 458, the controller/processor 459, the memory 460, the data At least one of the sources 467} is used to receive the first signaling in this application; {the antenna 420, the transmitter 418, the transmit processor 416, the multi-antenna transmit processor 471, At least one of the controller/processor 475 and the memory 476} is used to send the first signaling in this application.

As an example, {the antenna 452, the receiver 454, the receiving processor 456, the multi-antenna receiving processor 458, the controller/processor 459, the memory 460, the data At least one of sources 467} is used to receive the first path loss reference signal in this application; {the antenna 420, the transmitter 418, the transmit processor 416, the multi-antenna transmit processor 471. At least one of the controller/processor 475 and the memory 476} is used to send the first path loss reference signal in this application.

As an example, {the antenna 452, the receiver 454, the receiving processor 456, the multi-antenna receiving processor 458, the controller/processor 459, the memory 460, the data At least one of sources 467} is used to receive the second path loss reference signal in this application; {the antenna 420, the transmitter 418, the transmit processor 416, the multi-antenna transmit processor 471, At least one of the controller/processor 475, the memory 476} is used to send the second path loss reference signal in this application.

As an embodiment, at least one of {the antenna 452, the transmitter 454, the transmit processor 468, the multi-antenna transmit processor 457, the controller/processor 459, and the memory 460} One is used to transmit the target signal group and the target reference signal group in the target time-frequency resource group in this application; {the antenna 420, the receiver 418, the receiving processor 470 , at least one of the multi-antenna receiving processor 472, the controller/processor 475, and the memory 476} is used to receive the target signal in the target time-frequency resource group in this application group and the target reference signal group.

Example 5

Embodiment 5 illustrates a flow chart of wireless transmission according to an embodiment of the present application, as shown in FIG. 5 . In FIG. 5, the first node U01 and the second node N02 are two communication nodes transmitted through the air interface respectively; in FIG. 5, the steps in block F1 are optional.

For the first node U01 , receive the first path loss reference signal in step S5101; receive the first signaling in step S5102; send the target signal group and the target reference signal group in the target time-frequency resource group in step S5103;

For the second node N02 , the first path loss reference signal is sent in step S5201; the first signaling is sent in step S5202; the target signal group and the target reference signal group are received in the target time-frequency resource group in step S5203.

In Embodiment 5, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first A reference signal resource group and a second reference signal resource group, the first reference signal resource group is used by the first node U01 to determine the antenna port for sending the first signal, and the second reference signal resource group is used by the The first node U01 is used to determine the antenna port for sending the second signal; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal A signal resource group or the second reference signal resource group; the transmission power of the first signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first factor is linearly related to the first reference The time-frequency resources occupied by the signal subgroup are related, the first reference signal subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first subset of reference signals from the set of target reference signals. A first path loss is obtained based on the measurement of the first path loss reference signal, and the first power value is linearly related to the first path loss.

As an embodiment, the start time of the first path loss reference signal is earlier than the first signaling.

As an embodiment, the start time of the first path loss reference signal is not earlier than the first signaling.

As an embodiment, the termination time of the first path loss reference signal is earlier than the first signaling.

As an embodiment, the termination time of the first path loss reference signal is not earlier than the first signaling.

Typically, the target reference signal group includes at least demodulation reference signals (DeModulation Reference Signals, DMRS).

Typically, the target reference signal group includes a demodulation reference signal and a phase-tracking reference signal (Phase-Tracking Reference Signal, PTRS).

Typically, the target reference signal group includes at least a first demodulation reference signal and a second demodulation reference signal; the first demodulation reference signal is associated with the first reference signal resource group, and the second demodulation reference signal The tuned reference signal is associated to the second reference signal resource group.

Typically, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first demodulation reference signal and the second demodulation reference signal A phase tracking reference signal is both associated to the first reference signal resource group, and both the second demodulation reference signal and the second phase tracking reference signal are associated to the second reference signal resource group.

Typically, measurements for the first demodulation reference signal and the second demodulation reference signal are used for demodulation of the target signal set.

Typically, the demodulation reference signal of the target signal group includes the first demodulation reference signal and the second demodulation reference signal.

Typically, measurements on the first demodulation reference signal are used for demodulation of the first signal, and measurements on the second demodulation reference signal are used for demodulation of the second signal.

Typically, the demodulation reference signal of the first signal includes the first demodulation reference signal, and the demodulation reference signal of the second signal includes the second demodulation reference signal.

Typically, the phase tracking reference signal of the target signal group includes the first phase tracking reference signal and the second phase tracking reference signal.

Typically, the phase tracking reference signal of the first signal includes the first phase tracking reference signal, and the phase tracking reference signal of the second signal includes the second phase tracking reference signal.

Typically, the first phase tracking reference signal is associated with at least one antenna port of the first demodulation reference signal, and the second A phase tracking reference signal is associated with at least one antenna port of the second demodulation reference signal.

Typically, the first reference signal resource group is used to determine the precoded antenna port (port(s)) of the first demodulation reference signal, and the second reference signal resource group is used to determine the The precoded antenna port of the second demodulation reference signal.

Typically, the antenna ports of the first reference signal resource group are used to send the first demodulation reference signal, and the antenna ports of the second reference signal resource group are used to send the second demodulation reference signal .

Typically, the antenna port for sending the first signal is the same as the precoded antenna port (port(s)) of the first demodulation reference signal, and the antenna port for sending the second signal and The precoded antenna ports (port(s)) of the second demodulation reference signal are the same.

Typically, the antenna port that sends the first signal is used to send the first demodulation reference signal, and the antenna port that sends the second signal is used to send the second demodulation reference signal .

Typically, the first reference signal resource group is used to determine the precoded antenna ports (port(s)) of the first phase tracking reference signal, and the second reference signal resource group is used to determine the The precoded antenna port of the second phase tracking reference signal.

Typically, the antenna ports of the first reference signal resource group are used to send the first phase tracking reference signal, and the antenna ports of the second reference signal resource group are used to send the second phase tracking reference signal .

Typically, the antenna port for sending the first signal is the same as the precoded antenna port (port(s)) of the first phase tracking reference signal, and the antenna port for sending the second signal and The precoded antenna ports (port(s)) of the second phase tracking reference signal are the same.

Typically, the unit of the sending power of the first signal is dBm (decibel milliwatt), and the unit of the first power value is dBm.

Typically, the unit of the sending power of the second signal is dBm (decibel milliwatt), and the unit of the second power value is dBm.

Typically, a linear coefficient between the first power value and the first factor is equal to 1.

Typically, a linear coefficient between the first power value and the first factor is greater than zero.

Typically, a linear coefficient between the second power value and the second factor is equal to 1.

Typically, a linear coefficient between the second power value and the second factor is greater than zero.

As an embodiment, the first factor is a non-negative real number.

As an embodiment, the second factor is a non-negative real number.

As an embodiment, the first factor is a real number.

As an embodiment, the second factor is a real number.

As an embodiment, the transmission power of the first signal is P _PUSCH,b,f,c (i,j,q _d ,l), and the first power value is P _CMAX,f,c (i), The first factor is Δ _TF,b,f,c (i).

As an embodiment, the transmission power of the second signal is P _PUSCH,b,f,c (i,j,q _d ,l), and the second power value is P _CMAX,f,c (i), The second factor is Δ _TF,b,f,c (i).

As an example, the P _PUSCH,b,f,c (i,j,q _d ,l), the P _CMAX,f,c (i), the Δ _TF,b,f,c (i ) is defined in Chapter 7 of 3GPP38.213.

As an embodiment, the transmission power of the first signal is equal to the minimum value of the first power value and the first power threshold, and the transmission power of the second signal is equal to the minimum value of the second power value and the second power threshold min.

As an embodiment, the sum of the sending power of the first signal and the sending power of the second signal is not greater than a third power threshold.

As an embodiment, the transmission power of the first signal is not greater than the minimum value of the first power value and the first power threshold, and the transmission power of the second signal is not greater than the second power value and the second power threshold The minimum value in .

As an embodiment, the transmission power of the first signal is not greater than the minimum value of the first power value and the first power threshold, and the transmission power of the second signal is not greater than the second power value and the second power threshold The minimum value in ; the sum of the transmission power of the first signal and the transmission power of the second signal is not greater than a third power threshold.

Typically, the unit of the first power threshold is dBm, and the unit of the second power threshold is dBm.

Typically, the unit of the third power threshold is dBm.

As an embodiment, the first power threshold is predefined.

As an embodiment, the first power threshold is configurable.

As an embodiment, the first power threshold is the maximum transmission power on the carrier, transmission occasion (Transmission Occasion) and serving cell corresponding to the first signal.

As an embodiment, the first power threshold is _PCMAX,f,c (i), and for a specific definition of _PCMAX,f,c (i), refer to Section 7.1.1 of TS38.213.

As an embodiment, the second power threshold is predefined.

As an embodiment, the second power threshold is configurable.

As an embodiment, the second power threshold is the maximum transmission power on the carrier, transmission occasion (Transmission Occasion) and serving cell corresponding to the second signal.

As an embodiment, the second power threshold is P _CMAX,f,c (i), and for a specific definition of P _CMAX,f,c (i), refer to Section 7.1.1 of TS38.213.

As an embodiment, the meaning of the sentence "the first factor is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the first factor is related to the number of resource elements occupied by the first reference signal subgroup related.

As an embodiment, the meaning of the sentence "the first factor is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the first factor is related to the time-frequency resource occupied by the first reference signal subgroup in the target time-frequency It is related to the number of subcarriers occupied by any symbol in the resource group.

As an embodiment, the meaning of the sentence "the first factor is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the first factor is related to a second value, and the second value is related to the It is related to the time-frequency resource occupied by the first reference signal subgroup.

As an embodiment, the meaning of the sentence "the first factor is related to the number of resource elements occupied by the first reference signal subgroup" includes: the first factor is related to the number of resource elements occupied by the first reference signal subgroup Quantities are functional relationships.

As an embodiment, the meaning of the sentence "the first factor is related to the number of resource elements occupied by the first reference signal subgroup" includes: the first factor is related to the number of resource elements occupied by the first reference signal subgroup Quantity is a mapping relationship.

Typically, the first factor is related to the layer number of the first signal; if and only if the layer number of the first signal is equal to 1, the first factor is related to the time occupied by the first reference signal subgroup related to video resources.

Typically, the meaning of the sentence "the time-frequency resource occupied by the first signal overlaps with the time-frequency resource occupied by the second signal" includes: the time-frequency resource occupied by the first signal overlaps with the time-frequency resource occupied by the second signal The time-frequency resources occupied by the signals partially or completely overlap.

Typically, the sentence "the time-frequency resource occupied by the first signal overlaps with the time-frequency resource occupied by the second signal" includes: at least one resource element occupied by the first signal belongs to the second The time-frequency resources occupied by the two signals; the meaning of the sentence "the time-domain resources occupied by the first signal and the time-domain resources occupied by the second signal" includes: any symbol occupied by the first signal does not belong to the time domain resource occupied by the second signal.

As an example, the sentence "whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first reference signal from the target reference signal group. The meaning of "signal subgroup" includes: the target reference signal group includes a first signal subgroup and a second signal subgroup, the first signal subgroup includes at least one reference signal, and the second signal subgroup includes at least one Reference signal; any reference signal in the first signal subgroup is associated to the first reference signal resource group, and any reference signal in the second signal subgroup is associated to the second reference signal resource group; the first reference signal subgroup includes the first signal subgroup; whether the time-frequency resource occupied by the first signal overlaps with the time-frequency resource occupied by the second signal is used to determine the Whether the first reference signal subgroup further includes a reference signal in the second signal subgroup.

As a sub-embodiment of the above embodiment, when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first reference signal subset does not include the second Any reference signal in the signal subgroup.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second A reference signal in a signal subgroup.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second At least one reference signal in the subset of signals.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second Signal subgroup.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second Part of the reference signal in the signal subgroup; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first reference signal subgroup does not include the second signal Any reference signal in the subgroup.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second Only demodulation reference signals in the signal subgroup; when the time domain resources occupied by the first signal and the time domain resources occupied by the second signal are orthogonal, the first reference signal subgroup does not include the second Any reference signal in the two-signal subgroup.

As an example, the sentence "whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first reference signal from the target reference signal group. The meaning of "signal subgroup" includes: the target reference signal group includes the first demodulation reference signal, the second demodulation reference signal, the first phase tracking reference signal and the second phase tracking reference signal; the first demodulation reference signal signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal Resource group; the first reference signal subgroup includes the first demodulation reference signal and the first phase tracking reference signal; the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal Whether resources overlap is used to determine whether the first reference signal subset also includes the second demodulation reference signal.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second demodulation reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first reference signal subgroup only includes the first demodulation reference signal and The first phase tracks a reference signal.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second The demodulation reference signal and the second phase tracking reference signal; when the time domain resource occupied by the first signal and the time domain resource occupied by the second signal are orthogonal, the first reference signal subgroup includes only The first demodulation reference signal and the first phase tracking reference signal.

As an example, the sentence "whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first reference signal from the target reference signal group. The meaning of "signal subgroup" includes: the target reference signal group includes the first demodulation reference signal, the second demodulation reference signal, the first phase tracking reference signal and the second phase tracking reference signal; the first demodulation reference signal signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal Resource group; the first reference signal subgroup includes the first demodulation reference signal and the first phase tracking reference signal; the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal Whether resources overlap is used to determine whether the first subset of reference signals also includes at least one of the second demodulation reference signal or the second phase tracking reference signal.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second at least one of the demodulation reference signal or the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first reference The subset of signals only includes said first demodulation reference signal and said first phase tracking reference signal.

As a sub-embodiment of the above-mentioned embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup further includes the second Demodulation reference signal or at least the second demodulation reference signal in the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal , the first reference signal subset only includes the first demodulation reference signal and the first phase tracking reference signal.

As an example, the sentence "whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the second reference signal from the target reference signal group. The meaning of "signal subgroup" includes: the target reference signal group includes a first signal subgroup and a second signal subgroup, the first signal subgroup includes at least one reference signal, and the second signal subgroup includes at least one Reference signal; any reference signal in the first signal subgroup is associated to the first reference signal resource group, and any reference signal in the second signal subgroup is associated to the second reference signal resource group; the second reference signal subgroup includes the second signal subgroup; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the Whether the second reference signal subgroup further includes a reference signal in the first signal subgroup.

As a sub-embodiment of the above embodiment, when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal subgroup does not include the first Any reference signal in the signal subgroup.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first A reference signal in a signal subgroup.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first At least one reference signal in the subset of signals.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first Signal subgroup.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first Part of the reference signal in the signal subgroup; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal subgroup does not include the first signal Any reference signal in the subgroup.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first Only demodulation reference signals in the signal subgroup; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal subgroup does not include the first Any reference signal in a signal subset.

As an example, the sentence "whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the second reference signal from the target reference signal group. The meaning of "signal subgroup" includes: the target reference signal group includes the first demodulation reference signal, the second demodulation reference signal, the first phase tracking reference signal and the second phase tracking reference signal; the first demodulation reference signal signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal resource group; the second reference signal subgroup includes the second demodulation reference signal and the second phase tracking reference signal; the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal Whether resources overlap is used to determine whether the second reference signal subset also includes the first demodulation reference signal.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first demodulation reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal subgroup includes only the second demodulation reference signal and The second phase tracks a reference signal.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first The demodulation reference signal and the first phase tracking reference signal; when the time domain resource occupied by the first signal and the time domain resource occupied by the second signal are orthogonal, the second reference signal subgroup includes only The second demodulation reference signal and the second phase tracking reference signal.

As an example, the sentence "whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the second reference signal from the target reference signal group. The meaning of "signal subgroup" includes: the target reference signal group includes the first demodulation reference signal, the second demodulation reference signal, the first phase tracking reference signal and the second phase tracking reference signal; the first demodulation reference signal signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal resource group; the second reference signal subgroup includes the second demodulation reference signal and the second phase tracking reference signal; the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal Whether resources overlap is used to determine whether the second subset of reference signals also includes at least one of the first demodulation reference signal or the first phase tracking reference signal.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first at least one of the demodulation reference signal or the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference The subset of signals includes only the second demodulation reference signal and the second phase tracking reference signal.

As a sub-embodiment of the above embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup further includes the first Demodulation reference signal or at least the first demodulation reference signal in the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal , the second parameter The subset of reference signals includes only the second demodulation reference signal and the second phase tracking reference signal.

As an embodiment, the second factor is related to a third value, the third value is equal to the sum of the sizes of all code blocks carried by the second signal divided by a fourth value, and the fourth value is related to the The time-frequency resources occupied by the second reference signal subgroup are related.

As an embodiment, the meaning of the sentence "the second factor is related to the third value" includes: the second factor is in a functional relationship with the third value.

As an embodiment, the meaning of the sentence "the second factor is related to the third value" includes: the second factor and the third value are in a mapping relationship.

As an example, the meaning of the sentence "the second factor is related to the third value" includes: the second factor is in a corresponding relationship with the third value.

As an example, the second factor is Δ _TF,b,f,c (i).

As an example, the second factor Δ _TF,b,f,c (i) is in, The third value is BPRE, the second coefficient is K _r is the size of code block r, C is the number of code blocks sent, and the fourth value is N _RE .

Typically, the number of subcarriers occupied by the second reference signal subgroup on any symbol in the target time-frequency resource group is equal to 0 or a positive integer.

As an embodiment, the meaning of the sentence "the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup" includes: the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup It is related to the number of subcarriers occupied by any symbol in the target time-frequency resource group.

As an example, the meaning of the sentence "the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup" includes: the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup The number of resource particles is a function.

As an example, the meaning of the sentence "the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup" includes: the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup The number of resource particles is a mapping relationship.

As an embodiment, the meaning of the sentence "the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup" includes: the fourth value is the PUSCH occupied by the second signal includes The difference between the number of resource elements of and the number of resource elements occupied by the second reference signal subgroup.

As an embodiment, the meaning of the sentence "the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup" includes: the fourth value is the PUSCH occupied by the second signal includes The product of the number of resource blocks and the fourth value; the fourth value is the number of resource elements other than the resource elements occupied by the second reference signal subgroup in the PUSCH occupied by the second signal .

As an embodiment, the meaning of the sentence "the fourth value is related to the time-frequency resource occupied by the second reference signal subgroup" includes: the fourth value is that N _RE is in, is the size of the frequency domain resources of the PUSCH occupied by the second signal; is the number of symbols occupied by the PUSCH occupied by the second signal in the time domain, is the number of subcarriers other than the subcarriers occupied by the second reference signal subgroup on symbol j in the PUSCH occupied by the second signal.

As an embodiment, the first path loss reference signal includes a CSI-RS or SS/PBCH block.

As an embodiment, the first path loss reference signal includes at least one of a CSI-RS or an SS/PBCH block.

As an embodiment, the unit of the first path loss (Path Loss) is dB.

As an embodiment, the first path loss is equal to the transmit power of the first path loss reference signal minus the RSRP (Reference Signal Received Power, reference signal received power) of the first path loss reference signal.

As an embodiment, the first path loss is equal to the value obtained by subtracting the RSRP (Reference Signal Received Power, reference signal received power) of the first path loss reference signal from the transmit power of the first path loss reference signal. The filtered value.

As an embodiment, a linear coefficient between the first power value and the first path loss is a positive real number.

As an embodiment, the linear coefficient between the first power value and the first path loss is configured by a higher layer parameter.

As an embodiment, the first path loss is PL _b,f,c (q _d ), the linear coefficient between the first power value and the first path loss is α _b,f,c (j ).

As an example, for the specific definitions of the PL _b,f,c (q _d ) and the α _b,f,c (j), refer to Section 7.1.1 of TS38.213.

As an embodiment, the first receiver receives a second path loss reference signal; wherein, the second path loss is obtained based on the measurement of the second path loss reference signal, and the second power value and the second path Losses are linearly related.

As an embodiment, the second path loss reference signal includes a CSI-RS or SS/PBCH block.

As an embodiment, the second path loss reference signal includes at least one of CSI-RS or SS/PBCH blocks.

As an embodiment, the unit of the second path loss (Path Loss) is dB.

As an embodiment, the second path loss is equal to the transmit power of the second path loss reference signal minus the RSRP (Reference Signal Received Power, reference signal received power) of the second path loss reference signal.

As an embodiment, the second path loss is equal to the value obtained by subtracting the RSRP (Reference Signal Received Power, reference signal received power) of the second path loss reference signal from the transmit power of the second path loss reference signal. The filtered value.

As an embodiment, a linear coefficient between the second power value and the second path loss is a positive real number.

As an embodiment, the linear coefficient between the second power value and the second path loss is configured by a higher layer parameter.

As an embodiment, the second path loss is PL _b,f,c (q _d ), and the linear coefficient between the second power value and the second path loss is α _b,f,c (j ).

Example 6

Embodiment 6 illustrates a schematic diagram of a first reference signal subset according to an embodiment of the present application; as shown in FIG. 6 .

In Embodiment 6, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal, and a second phase tracking reference signal; the first demodulation reference signal and Both the first phase tracking reference signal are associated to the first reference signal resource group, and both the second demodulation reference signal and the second phase tracking reference signal are associated to the second reference signal resource group ; when the time-frequency resource occupied by the first signal overlaps with the time-frequency resource occupied by the second signal, the first reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal Tuning reference signal and the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first reference signal subgroup only includes the The first demodulation reference signal and the first phase tracking reference signal.

Example 7

Embodiment 7 illustrates a schematic diagram of the second power value and the second factor according to an embodiment of the present application; as shown in FIG. 7 .

In Embodiment 7, the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value is linearly related to a second factor; the second factor It is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the number of layers of the second signal is equal to 1, the The second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal and the second signal Whether the occupied time-frequency resources overlap is used to determine the second reference signal subgroup from the target reference signal group.

Typically, the second factor is related to the number of layers of the second signal; if and only if the number of layers of the second signal is equal to 1, the second factor and the second reference signal subgroup occupy time-frequency resources.

Typically, when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the number of layers of the second signal is the same as the number of layers of the first signal.

Typically, when the time domain resource occupied by the first signal overlaps with the time domain resource occupied by the second signal, the first signaling indicates the number of layers of the first signal and the number of layers of the second signal The number of layers; when the time domain resource occupied by the first signal and the time domain resource occupied by the second signal When resources are orthogonal, the first signaling indicates the number of layers of the target signal group, and the number of layers of the first signal and the number of layers of the second signal are both equal to the number of layers of the target signal group.

Typically, when the time domain resource occupied by the first signal and the time domain resource occupied by the second signal overlap, the target signal group occupies one PUSCH, and the first signal and the second signal respectively Occupying different layers (layer(s)) of the one PUSCH.

Typically, when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the target signal group includes multiple PUSCH repetitions (repetition), the first signal and the time domain resource occupied by the second signal The second signals respectively include two PUSCH repetitions in the target signal group.

Typically, when the time domain resource occupied by the first signal and the time domain resource occupied by the second signal overlap, the first signal and the second signal are space division multiplexed; when the When the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first signal and the second signal are time division multiplexed.

Typically, when the time domain resources occupied by the first signal overlap with the time domain resources occupied by the second signal, the first signal and the second signal carry different transport blocks; when the first signal When the time domain resource occupied by a signal is orthogonal to the time domain resource occupied by the second signal, the first signal and the second signal carry the same transmission block.

Typically, when the time-domain resource occupied by the first signal and the time-domain resource occupied by the second signal overlap, the sum of the number of layers of the first signal and the number of layers of the second signal is equal to the The number of layers of the target signal group; when the time domain resources occupied by the first signal and the time domain resources occupied by the second signal are orthogonal, the number of layers of the first signal and the layer of the second signal The numbers are equal to the number of layers of the target signal group.

As an embodiment, the target signal group carries at least one transport block (Transport Block, TB).

As an embodiment, the target signal group carries at least one code block group (Code Block Group, CBG)

Typically, the number of layers of the target signal group is equal to the rank of the target signal group.

Typically, the rank (rank) of the target signal group is r, and the target signal group includes r layers; when the time domain resource occupied by the first signal and the time domain resource occupied by the second signal overlap , the first signal includes the r1 layer in the r layer, and the second signal includes the r-r1 layer other than the r1 layer in the r layer; when the time domain occupied by the first signal When resources are orthogonal to time domain resources occupied by the second signal, the number of layers of the first signal and the number of layers of the second signal are both equal to the r; r is a positive integer greater than 1, and r1 is less than A positive integer of said r.

Typically, the definitions of the rank and the layer (layer) refer to Chapter 5 and Chapter 6 of 3GPP TS38.214.

Example 8

Embodiment 8 illustrates a schematic diagram of a second reference signal subset according to an embodiment of the present application; as shown in FIG. 8 .

In embodiment 8, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first demodulation reference signal and Both the first phase tracking reference signal are associated to the first reference signal resource group, and both the second demodulation reference signal and the second phase tracking reference signal are associated to the second reference signal resource group ; when the time-frequency resource occupied by the first signal overlaps with the time-frequency resource occupied by the second signal, the second reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal Tuning reference signal and the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal subgroup only includes the The second demodulation reference signal and the second phase tracking reference signal.

Example 9

Embodiment 9 illustrates a schematic diagram of the first factor according to an embodiment of the present application; as shown in FIG. 9 .

In Embodiment 9, the first factor is related to a first value, and the first value is equal to the sum of the sizes of all code blocks carried by the first signal divided by a second value, and the second value is related to the It is related to the time-frequency resource occupied by the first reference signal subgroup.

As an example, the meaning of the sentence "the first factor is related to the first value" includes: the first factor is in a functional relationship with the first value.

As an embodiment, the meaning of the sentence "the first factor is related to the first value" includes: the first factor and the first value are in a mapping relationship.

As an example, the meaning of the sentence "the first factor is related to the first value" includes: the first factor is related to the first value is a corresponding relationship.

Typically, the size of one code block is the number of bits included in the one code block.

As an embodiment, the first factor is Δ _TF,b,f,c (i).

As an example, the first factor Δ _TF,b,f,c (i) is in, The first value is BPRE, the first coefficient is K _r is the size of code block r, C is the number of code blocks sent, and the second value is N _RE .

Typically, the number of subcarriers occupied by the first reference signal subgroup on any symbol in the target time-frequency resource group is equal to 0 or a positive integer.

As an embodiment, the meaning of the sentence "the second value is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the second value is related to the time-frequency resource occupied by the first reference signal subgroup It is related to the number of subcarriers occupied by any symbol in the target time-frequency resource group.

As an embodiment, the meaning of the sentence "the second value is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the second value is related to the time-frequency resource occupied by the first reference signal subgroup The number of resource particles is a function.

As an embodiment, the meaning of the sentence "the second value is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the second value is related to the time-frequency resource occupied by the first reference signal subgroup The number of resource particles is a mapping relationship.

As an embodiment, the meaning of the sentence "the second value is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the second value is the PUSCH occupied by the first signal includes The difference between the number of resource elements of and the number of resource elements occupied by the first reference signal subset.

As an embodiment, the meaning of the sentence "the second value is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the second value is the PUSCH occupied by the first signal includes The product of the number of resource blocks and the fourth value; the fourth value is the number of resource elements other than the resource elements occupied by the first reference signal subgroup in the PUSCH occupied by the first signal .

As an embodiment, the meaning of the sentence "the second value is related to the time-frequency resource occupied by the first reference signal subgroup" includes: the second value is that N _RE is in, is the size of the frequency domain resource of the PUSCH occupied by the first signal; is the number of symbols occupied by the PUSCH occupied by the first signal in the time domain, is the number of subcarriers other than the subcarriers occupied by the first reference signal subgroup on symbol j in the PUSCH occupied by the first signal.

Example 10

Embodiment 10 illustrates a schematic diagram of a first phase tracking reference signal and a second phase tracking reference signal according to an embodiment of the present application; as shown in FIG. 10 .

In embodiment 10, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal, and a second phase tracking reference signal; the first demodulation reference signal and Both the first phase tracking reference signal are associated to the first reference signal resource group, and both the second demodulation reference signal and the second phase tracking reference signal are associated to the second reference signal resource group ; The frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the frequency domain resource occupied by the second phase tracking reference signal belongs to the second demodulation reference The frequency domain resource occupied by the signal; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal and the time frequency resource occupied by the first signal and the time occupied by the second signal It is related to whether the frequency resources overlap.

As an embodiment, when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first signaling indicates the target MCS (Modulation and Coding Scheme, modulation and coding scheme ), the MCS of the first signal and the second The MCS of the signal is the target MCS, the target MCS is used to determine the target time density, the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal are equal to the target time density.

As an embodiment, when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first signaling indicates the first MCS and the second MCS, and the first The MCS of the signal is the first MCS, the MCS of the second signal is the second MCS, the first MCS is used to determine the first time density, and the time density of the first phase tracking reference signal is The first time density, the second MCS is used to determine a second time density, the time density of the second phase tracking reference signal is the second time density.

As an embodiment, the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal are both equal to the target time density; when the time domain resources occupied by the first signal and the second When the time domain resources occupied by the signals are orthogonal, the first signaling indicates a target MCS, the MCS of the first signal and the MCS of the second signal are both the target MCS, and the target MCS is used to determine The target time density; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first signaling indicates the first MCS and the second MCS, and the first The MCS of a signal is the first MCS, the MCS of the second signal is the second MCS, the first MCS is used to determine the first time density, and the second MCS is used to determine the second A time density, at least one of the first time density or the second time density is used to determine the target time density.

As an embodiment, the time density of the first phase tracking reference signal is a positive integer, and the time density of the second phase tracking reference signal is a positive integer.

As an embodiment, the smaller the time density of a phase tracking reference signal, the denser the phase tracking reference signal is in time; the larger the time density of a phase tracking reference signal is, the sparser the time density of the phase tracking reference signal is .

As an embodiment, the time density of one phase tracking reference signal is equal to the time interval between two adjacent symbols occupied by the one phase tracking reference signal.

As an embodiment, the time density of one phase tracking reference signal is equal to the number of symbols spaced between two adjacent symbols occupied by the one phase tracking reference signal.

As an embodiment, the time density of one phase tracking reference signal is equal to the index difference of two adjacent symbols occupied by the one phase tracking reference signal.

As an embodiment, the time interval between two symbols is the number of symbols included between the two symbols.

As an example, the meaning of the sentence "the target MCS is used to determine the target time density" includes: the target time density is obtained by looking up a table according to the target MCS; the sentence "the first MCS is used to determine the first time density The meaning of "density" includes: according to the first MCS, the first time density is obtained by looking up a table; the meaning of the sentence "the second MCS is used to determine the second time density" includes: according to the second MCS, by looking up a table Get the second time density.

As an example, the meaning of the sentence "the target MCS is used to determine the target time density" includes: the target time density is obtained through function operations according to the target MCS; the sentence "the first MCS is used to determine the first time density The meaning of "density" includes: obtaining the first time density through function operation according to the first MCS; the meaning of the sentence "the second MCS is used to determine the second time density" includes: according to the second MCS through function operation Get the second time density.

As an example, the meaning of the sentence "the target MCS is used to determine the target time density" includes: the target time density is obtained through the mapping relationship according to the target MCS; the sentence "the first MCS is used to determine the first time The meaning of "density" includes: obtaining the first time density through the mapping relationship according to the first MCS; the meaning of the sentence "the second MCS is used to determine the second time density" includes: according to the second MCS through the mapping relationship Get the second time density.

As an example, the meaning of the sentence "the target MCS is used to determine the target time density" includes: N MCS sets are in one-to-one correspondence with N time densities, N is a positive integer greater than 1; the N MCS An MCS set including the target MCS in the set corresponds to the target time density, and the target time density is one of the N time densities; the sentence "the first MCS is used to determine the first time density " means that: N1 MCS sets correspond to N1 time densities respectively, and N1 is a positive integer greater than 1; one MCS set including the first MCS among the N1 MCS sets and the first time density Corresponding to the density, the first time density is one of the N1 time densities; the meaning of the sentence "the second MCS is used to determine the second time density" includes: N2 MCS sets and N2 time densities respectively One-to-one correspondence, N2 is a positive integer greater than 1; one MCS set including the second MCS in the N2 MCS sets corresponds to the second time density, and the second time density is the N2 time density One of the densities.

As an example, the N, the N1 and the N2 are all the same.

As an embodiment, at least two of the N, the N1 and the N2 are different.

As an embodiment, the first time density is a positive integer, and the second time density is a positive integer.

As an example, the meaning of the sentence "at least one of the first time density or the second time density is used to determine the target time density" includes: the first time density or the The second time density is used to determine the target time density.

As an example, the meaning of the sentence "at least one of the first time density or the second time density is used to determine the target time density" includes: the target time density is the first A time density or the second time density.

As an example, the meaning of the sentence "at least one of the first time density or the second time density is used to determine the target time density" includes: the first time density and the The magnitude relationship of the second time density is used to determine the target time density.

As an example, the meaning of the sentence "at least one of the first time density or the second time density is used to determine the target time density" includes: the target time density is the first The smaller of a temporal density and said second temporal density.

As a sub-embodiment of the foregoing embodiment, when the first time density and the second time density are the same, the target time density is the first time density.

As a sub-embodiment of the foregoing embodiment, when the first time density is less than the same as the second time density, the target time density is the first time density.

As a sub-embodiment of the foregoing embodiment, when the first time density is equal to or greater than the second time density, the target time density is the second time density.

As an example, the meaning of the sentence "at least one of the first time density or the second time density is used to determine the target time density" includes: when the first time density and the When the second time density is the same, the target time density is equal to the first time density; when the first time density and the second time density are different, the target time density is equal to the reference time density.

As a sub-embodiment of the foregoing embodiment, the reference time density is a positive integer.

As a sub-embodiment of the foregoing embodiment, the reference time density is 1.

As a sub-embodiment of the foregoing embodiment, the reference time density is not greater than the first time density and the second time density.

As a sub-embodiment of the foregoing embodiment, the reference time density is predefined.

As a sub-embodiment of the foregoing embodiment, the reference time density is fixed.

As a sub-embodiment of the foregoing embodiment, the reference time density is configurable.

As an example, the meaning of the sentence "at least one of the first time density or the second time density is used to determine the target time density" includes: the first time density and the The second time density is collectively used to determine the target time density.

As an example, the meaning of the sentence "the first time density and the second time density are jointly used to determine the target time density" includes: the first time density and the second time density The magnitude relationship of is used to determine the target time density.

As an example, the meaning of the sentence "the first time density and the second time density are jointly used to determine the target time density" includes: the target time density is the first time density and the The smaller of the second temporal densities.

As an example, the meaning of the sentence "the first time density and the second time density are jointly used to determine the target time density" includes: according to the first time density and the second time density The density obtains the target time density by looking up a table.

As an example, the meaning of the sentence "the first time density and the second time density are jointly used to determine the target time density" includes: according to the first time density and the second time density The density obtains the target time density through function operation.

As an example, the meaning of the sentence "the first time density and the second time density are jointly used to determine the target time density" includes: according to the first time density and the second time density Density obtains the target time density through a mapping relationship.

As an embodiment, the function operation is a linear transformation.

As an embodiment, the function operation is a nonlinear transformation.

Example 11

Embodiment 11 illustrates a schematic diagram of a given reference power value according to an embodiment of the present application; as shown in FIGS. 11A-11D .

In embodiments 11A-11D, the transmission power of a given signal is not greater than a given reference power value.

In embodiment 11A, the given reference power value is linearly related to the fifth component.

In embodiment 11B, the given reference power value is linearly related to both the fifth component and the given path loss.

In embodiment 11C, the given reference power value is linearly related to the fourth component, the fifth component, the sixth component and the given path loss.

In embodiment 11D, the given reference power value is linearly related to the third component, the fourth component, the fifth component, the sixth component and the given path loss.

As an embodiment, the given signal is the first signal, the given reference power value is the first power value, the fifth component is the first factor, and the given path loss is the first path loss.

As an embodiment, the given signal is the second signal, the given reference power value is the second power value, the fifth component is the second factor, and the given path loss is the second path loss.

Typically, the linear coefficient between the given reference power value and the third component is 1, the linear coefficient between the given reference power value and the fourth component is 1, and the given reference power value and the The linear coefficient of the fifth component is 1, and the linear coefficient of the given reference power value and the sixth component is 1.

As an example, the given reference power value P ₁ is: P ₁ =p ₄ +p ₆ +b ₂ p ₂ +p ₅ ; wherein, p ₄ , p ₆ , p ₂ , b ₂ , and p ₅ are respectively are the fourth component, the sixth component, the given path loss, the linear coefficient between the given reference power value and the given path loss, and the fifth component.

As an example, the given reference power value P ₁ is: P ₁ =p ₄ +p ₆ +b ₂ p ₂ +p ₅ +p ₃ ; wherein, p ₄ , p ₆ , p ₂ , b ₂ , p ₅ and p ₃ are respectively the fourth component, the sixth component, the given path loss, the linear coefficient between the given reference power value and the given path loss, the fifth component and the third component.

As an embodiment, the linear coefficient between the given reference power value and the given path loss is configured by a higher layer parameter.

As an embodiment, the linear coefficient between the given reference power value and the given path loss is predefined.

As an embodiment, the linear coefficient between the given reference power value and the fourth component is 1.

As an embodiment, the linear coefficient between the given reference power value and the sixth component is a real number.

As an embodiment, the linear coefficient between the given reference power value and the sixth component is 1.

As an example, the sixth component is

As an example, the For the specific definition of , see Section 7.1.1 of TS38.213.

As an embodiment, the size of the frequency domain resource occupied by the given signal is the bandwidth occupied by the given signal.

As an embodiment, the size of the frequency domain resource occupied by the given signal is the number of resource blocks occupied by the given signal.

As an embodiment, the size of the frequency domain resource occupied by the given signal is the number of subcarriers occupied by the given signal.

As an embodiment, the linear value of the sixth component is equal to the product of the frequency domain resource size occupied by the given signal and 2 ^μ , wherein the 2 ^μ is equal to the subcarrier occupied by the given signal The value obtained by dividing the subcarrier spacing by 15kHz.

As a sub-embodiment of the foregoing embodiment, the sub-carrier spacing of the sub-carriers occupied by the given signal is equal to 15 kHz, μ is equal to 0, and the 2 ^μ is equal to 1.

As a sub-embodiment of the foregoing embodiment, the sub-carrier spacing of the sub-carriers occupied by the given signal is equal to 30 kHz, μ is equal to 1, and 2 ^μ is equal to 2.

As a sub-embodiment of the foregoing embodiment, the sub-carrier spacing of the sub-carriers occupied by the given signal is equal to 60 kHz, μ is equal to 2, and the 2 ^μ is equal to 4.

As a sub-embodiment of the foregoing embodiment, the sub-carrier spacing of the sub-carriers occupied by the given signal is equal to 120 kHz, μ is equal to 3, and the 2 ^μ is equal to 8.

As a sub-embodiment of the foregoing embodiment, the sub-carrier spacing of the sub-carriers occupied by the given signal is equal to 240 kHz, μ is equal to 4, and the 2 ^μ is equal to 16.

As an embodiment, the third component is power control adjustment (PUSCH power control adjustment).

As an embodiment, the third component is a sum of a set of TPC (Transmit Power Control, transmit power control) command values (command value).

As an embodiment, the linear coefficient between the given reference power value and the third component is a real number.

As an embodiment, the linear coefficient between the given reference power value and the third component is 1.

As an embodiment, the third component is f _{b, f, c} (i, l).

As an embodiment, for the specific definition of f _{b, f, c} (i, l), refer to Section 7.1.1 of 3GPP TS38.213.

As an embodiment, the fourth component is the target received power of the given signal.

As an embodiment, the unit of the fourth component is dBm.

As an embodiment, the fourth component is P _{O_PUSCH,b,f,c} (j).

As an embodiment, for the specific definition of the P _{O_PUSCH,b,f,c} (j), refer to section 7.1.1 in 3GPP TS38.213.

As an embodiment, the fourth component is the sum of the first subcomponent and the second subcomponent.

As an embodiment, the fourth component is P _{O_PUSCH,b,f,c} (j), and the P _{O_PUSCH,f,b,c} (j) is P _{O_NOMINAL_PUSCH,f,c} (j) and P _{O_UE_PUSCH,} The sum of _{b, f, c} (j).

As an example, for the specific definitions of the _{PO_PUSCH,b,f,c} (j), the _{PO_NOMINAL_PUSCH,f,c} (j) and the _{PO_UE_PUSCH,b,f,c} (j), please refer to 3GPP TS38 Section 7.1.1 of .213.

As an embodiment, the linear coefficient between the given reference power value and the fifth component is a real number.

As an embodiment, the linear coefficient between the given reference power value and the fifth component is 1.

As an embodiment, the fifth component is a real number.

As an embodiment, the fifth component is a non-negative real number.

As an embodiment, the fifth component is equal to 0.

As an embodiment, the fifth component is not equal to zero.

As an embodiment, the fifth component is related to the layer number of the given signal.

As an embodiment, said fifth component is related to the MCS of said given signal.

As an embodiment, the fifth component is related to the number of code blocks (Code Block) of the given signal and the size of each code block.

As an embodiment, the fifth component is Δ _TF,b,f,c (i).

As an example, for the specific definition of Δ _TF,b,f,c (i), refer to Section 7.1.1 of 3GPP TS38.213.

As an embodiment, the fifth component is related to a first given value, and the first given value is equal to the sum of sizes of all code blocks carried by the given signal divided by a second given value, and the The second given value is related to time-frequency resources occupied by a given reference signal subgroup.

As an embodiment, the given signal is the first signal, and the given reference signal subset is the first reference signal subset.

As an embodiment, the given signal is the second signal, and the given reference signal subset is the second reference signal subset.

As an embodiment, the meaning of the sentence "the fifth component is related to the first given value" includes: the fifth component is in a functional relationship with the first given value.

As an embodiment, the meaning of the sentence "the fifth component is related to the first given value" includes: the fifth component is in a mapping relationship with the first given value.

As an embodiment, the meaning of the sentence "the fifth component is related to the first given value" includes: the fifth component is in a corresponding relationship with the first given value.

As an embodiment, the fifth component is Δ _TF,b,f,c (i).

As an example, the fifth component Δ _TF,b,f,c (i) is in, The first given value is BPRE, the first coefficient is K _r is the size of the code block r, C is the number of code blocks sent, and the second given value is N _RE .

Typically, the number of subcarriers occupied by the given reference signal subgroup on any symbol in the target time-frequency resource group is equal to 0 or a positive integer.

As an embodiment, the meaning of the sentence "the second given value is related to the time-frequency resource occupied by the given reference signal subgroup" includes: the second given value is related to the given reference signal The subgroups are related to the number of subcarriers occupied by any symbol in the target time-frequency resource group.

As an embodiment, the meaning of the sentence "the second given value is related to the time-frequency resource occupied by the given reference signal subgroup" includes: the second given value is related to the given reference signal The number of resource particles occupied by a subgroup is a function.

As an example, the meaning of the sentence "the second given value is related to the time-frequency resource occupied by the given reference signal subgroup" The thinking includes: the second given value is in a mapping relationship with the number of resource elements occupied by the given reference signal subgroup.

As an embodiment, the meaning of the sentence "the second given value is related to the time-frequency resource occupied by the given reference signal subgroup" includes: the second given value is the time-frequency resource occupied by the given signal The difference between the number of resource elements included in the occupied PUSCH and the number of resource elements occupied by the given reference signal subgroup.

As an embodiment, the meaning of the sentence "the second given value is related to the time-frequency resource occupied by the given reference signal subgroup" includes: the second given value is the time-frequency resource occupied by the given signal The product of the number of resource blocks included in the occupied PUSCH and a fourth value; the fourth value is in the PUSCH occupied by the given signal, except for resource elements occupied by the given reference signal subgroup The number of resource particles.

As an embodiment, the meaning of the sentence "the second given value is related to the time-frequency resource occupied by the given reference signal subgroup" includes: the second given value is that N _RE is in, is the size of the frequency domain resources of the PUSCH occupied by the given signal; is the number of symbols occupied by the PUSCH occupied by the given signal in the time domain, is the number of subcarriers other than the subcarriers occupied by the given reference signal subgroup on symbol j in the PUSCH occupied by the given signal.

Example 12

Embodiment 12 illustrates a structural block diagram of a processing device used in a first node device according to an embodiment of the present application; as shown in FIG. 12 . In FIG. 12 , the processing device 1200 in the first node device includes a first receiver 1201 and a first transmitter 1202 .

As an embodiment, the first node device is user equipment.

As an embodiment, the first node device is a relay node device.

As an embodiment, the first receiver 1201 includes {antenna 452, receiver 454, receiving processor 456, multi-antenna receiving processor 458, controller/processor 459, memory 460, data source in Embodiment 4 467} at least one of.

As an embodiment, the first transmitter 1202 includes {antenna 452, transmitter 454, transmit processor 468, multi-antenna transmit processor 457, controller/processor 459, memory 460, data source in Embodiment 4 467} at least one of.

The first receiver 1201 receives the first signaling;

The first transmitter 1202 transmits the target signal group and the target reference signal group in the target time-frequency resource group;

In embodiment 12, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first A reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the first signal An antenna port for two signals; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group ; The transmission power of the first signal is not greater than a first power value, the first power value is linearly related to a first factor, and the first factor is related to the time-frequency resource occupied by the first reference signal subgroup, the The first reference signal subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine from the target reference signal group The first subset of reference signals.

As an embodiment, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first demodulation reference signal and the Both the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal resource group; When the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup includes the first demodulation reference signal, the second demodulation The reference signal and the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first reference signal subgroup only includes the A first demodulation reference signal and the first phase tracking reference signal.

As an embodiment, the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value is linearly related to a second factor; the second factor and The number of layers of the second signal is related; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the number of layers of the second signal is equal to 1, the The second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal and Whether the time-frequency resources occupied by the second signals overlap is used to determine the second reference signal subgroup from the target reference signal group.

As an embodiment, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first demodulation reference signal and the Both the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal resource group; When the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal and the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second reference signal subgroup only includes the A second demodulation reference signal and the second phase tracking reference signal.

As an embodiment, the first factor is related to a first value, and the first value is equal to the sum of the sizes of all code blocks carried by the first signal divided by a second value, and the second value is related to the The time-frequency resources occupied by the first reference signal subgroup are related.

As an embodiment, the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the first demodulation reference signal and the Both the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the second reference signal resource group; The frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the frequency domain resource occupied by the second phase tracking reference signal belongs to the second demodulation reference signal Occupied frequency domain resources; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal and the time frequency resource occupied by the first signal and the time frequency occupied by the second signal It is related to whether the resources overlap.

As an embodiment, the first receiver 1201 receives a first path loss reference signal; wherein, the first path loss is obtained based on the measurement of the first path loss reference signal, and the first power value and the first Path loss is linearly related.

Example 13

Embodiment 13 illustrates a structural block diagram of a processing device used in a second node device according to an embodiment of the present application; as shown in FIG. 13 . In FIG. 13 , the processing device 1300 in the second node device includes a second transmitter 1301 and a second receiver 1302 .

As an embodiment, the second node device is a base station device.

As an embodiment, the second node device is a relay node device.

As an embodiment, the second transmitter 1301 includes {antenna 420, transmitter 418, transmission processor 416, multi-antenna transmission processor 471, controller/processor 475, memory 476} in Embodiment 4 at least one.

As an embodiment, the second receiver 1302 includes {antenna 420, receiver 418, receiving processor 470, multi-antenna receiving processor 472, controller/processor 475, memory 476} in Embodiment 4 at least one.

The second transmitter 1301, sends the first signaling;

The second receiver 1302 receives the target signal group and the target reference signal group in the target time-frequency resource group;

In embodiment 13, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first A reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the first signal An antenna port for two signals; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group ; The transmission power of the first signal is not greater than a first power value, the first power value is linearly related to a first factor, and the first factor is related to the time-frequency resource occupied by the first reference signal subgroup, the The first reference signal subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine from the target reference signal group The first subset of reference signals.

As an embodiment, the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than the second power value, and the first signal The two power values are linearly related to the second factor; the second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when When the number of layers of the second signal is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; Whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the second reference signal subgroup from the target reference signal group.

As an embodiment, the second transmitter 1301 sends a first path loss reference signal; wherein, the first path loss is obtained based on the measurement of the first path loss reference signal, and the first power value and the first Path loss is linearly related.

Those skilled in the art can understand that all or part of the steps in the above method can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, such as a read-only memory, a hard disk or an optical disk. Optionally, all or part of the steps in the foregoing embodiments may also be implemented using one or more integrated circuits. Correspondingly, each module unit in the above-mentioned embodiments may be implemented in the form of hardware, or may be implemented in the form of software function modules, and the present application is not limited to any specific combination of software and hardware. The user equipment, terminal and UE in this application include but are not limited to drones, communication modules on drones, remote control aircraft, aircraft, small aircraft, mobile phones, tablet computers, notebooks, vehicle communication equipment, wireless sensors, network cards, Internet of things terminal, RFID terminal, NB-IOT terminal, MTC (Machine Type Communication, machine type communication) terminal, eMTC (enhanced MTC, enhanced MTC) terminal, data card, network card, vehicle communication equipment, low-cost mobile phone, low-cost cost tablet PCs and other wireless communication devices. The base station or system equipment in this application includes but not limited to macrocell base station, microcell base station, home base station, relay base station, gNB (NR Node B) NR Node B, TRP (Transmitter Receiver Point, sending and receiving node) and other wireless communication equipment.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Any changes and modifications made based on the embodiments described in the specification should be deemed obvious and belong to the protection scope of the present invention if some or all similar technical effects can be obtained.

Claims

A first node device for wireless communication, characterized in that it includes:

The first receiver receives the first signaling;

The first transmitter sends the target signal group and the target reference signal group in the target time-frequency resource group;

Wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the second signal port; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the second The transmission power of a signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first factor is related to time-frequency resources occupied by a first reference signal subgroup, and the first reference signal The subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first Reference Signal Subgroup.
The first node device according to claim 1, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal ; Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both Associated with the second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup includes the first A demodulation reference signal, the second demodulation reference signal, and the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the The first reference signal subset only includes the first demodulation reference signal and the first phase tracking reference signal.
The first node device according to claim 1 or 2, wherein the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value Linearly related to the second factor; the second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the second When the layer number of the second signal is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; the first Whether the time-frequency resource occupied by the signal overlaps with the time-frequency resource occupied by the second signal is used to determine the second reference signal subgroup from the target reference signal group.
The first node device according to claim 3, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal ; Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both Associated with the second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup includes the first A demodulation reference signal, the second demodulation reference signal, and the second phase tracking reference signal; when the time domain resources occupied by the first signal and the time domain resources occupied by the second signal are orthogonal, the The second reference signal subset only includes the second demodulation reference signal and the second phase tracking reference signal.
The first node device according to any one of claims 1 to 4, wherein the first factor is related to a first value, and the first value is equal to all code blocks carried by the first signal The sum of the sizes of is divided by a second value, and the second value is related to the time-frequency resource occupied by the first reference signal subgroup.
The first node device according to any one of claims 1 to 5, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the first Both phase tracking reference signals are associated with the second reference signal resource group; the frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the second The frequency domain resource occupied by the phase tracking reference signal belongs to the frequency domain resource occupied by the second demodulation reference signal; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal are the same as the The time-frequency resource occupied by the first signal is related to whether the time-frequency resource occupied by the second signal overlaps.
The first node device according to any one of claims 1 to 6, wherein the first receiver receives a first path loss reference signal; wherein, based on the measurement of the first path loss reference signal A first path loss is obtained, and the first power value is linearly related to the first path loss.
A second node device for wireless communication, characterized in that it includes:

the second transmitter, sending the first signaling;

The second receiver receives the target signal group and the target reference signal group in the target time-frequency resource group;

Wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference signal resource group is used to determine the antenna port for sending the second signal port; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal resource group or the second reference signal resource group; the second The transmission power of a signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first factor is related to time-frequency resources occupied by a first reference signal subgroup, and the first reference signal The subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is used to determine the first Reference Signal Subgroup.
The second node device according to claim 8, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal ; Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both Associated with the second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup includes the first A demodulation reference signal, the second demodulation reference signal, and the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the The first reference signal subset only includes the first demodulation reference signal and the first phase tracking reference signal.
The second node device according to claim 8 or 9, wherein the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value Linearly related to the second factor; the second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the second When the layer number of the second signal is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; the first Whether the time-frequency resource occupied by the signal overlaps with the time-frequency resource occupied by the second signal is used to determine the second reference signal subgroup from the target reference signal group.
The second node device according to claim 10, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal ; Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both Associated with the second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup includes the first A demodulation reference signal, the second demodulation reference signal, and the second phase tracking reference signal; when the time domain resources occupied by the first signal and the time domain resources occupied by the second signal are orthogonal, the The second reference signal subset only includes the second demodulation reference signal and the second phase tracking reference signal.
The second node device according to any one of claims 8 to 11, wherein the first factor is related to a first value, and the first value is equal to all code blocks carried by the first signal The sum of the sizes of is divided by a second value, and the second value is related to the time-frequency resource occupied by the first reference signal subgroup.
The second node device according to any one of claims 8 to 12, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the first Both phase tracking reference signals are associated with the second reference signal resource group; the frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the second The frequency domain resource occupied by the phase tracking reference signal belongs to the frequency domain resource occupied by the second demodulation reference signal; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal are the same as the The time-frequency resource occupied by the first signal is related to whether the time-frequency resource occupied by the second signal overlaps.
The second node device according to any one of claims 8 to 13, wherein the second transmitter sends a first path loss reference signal; wherein, based on the measurement of the first path loss reference signal A first path loss is obtained, and the first power value is linearly related to the first path loss.
A method in a first node for wireless communication, comprising:

receiving the first signaling;

sending the target signal group and the target reference signal group in the target time-frequency resource group;

Wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, so The first signaling is used to indicate a first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine the antenna port for sending the first signal, and the second reference A signal resource group is used to determine an antenna port for transmitting the second signal; the target reference signal group includes a plurality of reference signals, and any reference signal in the target reference signal group is associated with the first reference signal A resource group or the second reference signal resource group; the transmission power of the first signal is not greater than a first power value, and the first power value is linearly related to a first factor, and the first factor is related to the first reference signal The time-frequency resource occupied by the subgroup is related, the first reference signal subgroup belongs to the target reference signal group; whether the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap is determined by It is used for determining the first reference signal subgroup from the target reference signal group.
The method according to claim 15, wherein the target reference signal group comprises a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the The second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal, and the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first The subset of reference signals includes only the first demodulation reference signal and the first phase tracking reference signal.
The method according to claim 15 or 16, wherein the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value is the same as the second Factors are linearly correlated; the second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the number of layers of the second signal When the number of layers is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; Whether the time-frequency resource and the time-frequency resource occupied by the second signal overlap is used to determine the second reference signal subgroup from the target reference signal group.
The method according to claim 17, wherein the target reference signal group comprises a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the The second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal, and the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second The subset of reference signals includes only the second demodulation reference signal and the second phase tracking reference signal.
The method according to any one of claims 15 to 18, wherein the first factor is related to a first value equal to the size of all code blocks carried by the first signal. The sum is divided by a second value, and the second value is related to the time-frequency resource occupied by the first reference signal subgroup.
The method according to any one of claims 15 to 19, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second Phase tracking reference signal; the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, the second demodulation reference signal and the second phase tracking The reference signals are all associated with the second reference signal resource group; the frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the second phase tracking reference The frequency domain resource occupied by the signal belongs to the frequency domain resource occupied by the second demodulation reference signal; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal are the same as those of the first signal The occupied time-frequency resource is related to whether the time-frequency resource occupied by the second signal overlaps.
A method according to any one of claims 15 to 20, comprising:

receiving a first path loss reference signal;

Wherein, the first path loss is obtained based on the measurement of the first path loss reference signal, and the first power value is linearly related to the first path loss.
A method in a second node for wireless communication, comprising:

send the first signaling;

receiving a target signal group and a target reference signal group in a target time-frequency resource group;

Wherein, the first signaling is used to indicate the target time-frequency resource group; the target signal group includes a first signal and a second signal, and the first signaling is used to indicate the first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine The antenna port for sending the first signal, the second reference signal resource group is used to determine the antenna port for sending the second signal; the target reference signal group includes multiple reference signals, and the target reference signal group Any reference signal in is associated with the first reference signal resource group or the second reference signal resource group; the transmission power of the first signal is not greater than the first power value, and the first power value is the same as the second reference signal resource group. A factor is linearly correlated, the first factor is related to the time-frequency resource occupied by the first reference signal subgroup, and the first reference signal subgroup belongs to the target reference signal group; the time-frequency resource occupied by the first signal Whether or not the time-frequency resource occupied by the second signal overlaps is used to determine the first reference signal subgroup from the target reference signal group.
The method according to claim 22, wherein the target reference signal group comprises a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the The second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the first reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal, and the first phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the first The subset of reference signals includes only the first demodulation reference signal and the first phase tracking reference signal.
The method according to claim 22 or 23, characterized in that, the number of layers of the first signal is equal to 1; the transmission power of the second signal is not greater than a second power value, and the second power value is the same as the second Factors are linearly correlated; the second factor is related to the number of layers of the second signal; when the number of layers of the second signal is greater than 1, the second factor is equal to 0; when the number of layers of the second signal When the number of layers is equal to 1, the second factor is related to the time-frequency resource occupied by the second reference signal subgroup; the second reference signal subgroup belongs to the target reference signal group; Whether the time-frequency resource and the time-frequency resource occupied by the second signal overlap is used to determine the second reference signal subgroup from the target reference signal group.
The method according to claim 24, wherein the target reference signal group comprises a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second phase tracking reference signal; the Both the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, and the second demodulation reference signal and the second phase tracking reference signal are both associated to the The second reference signal resource group; when the time-frequency resource occupied by the first signal and the time-frequency resource occupied by the second signal overlap, the second reference signal subgroup includes the first demodulation reference signal, the second demodulation reference signal, and the second phase tracking reference signal; when the time domain resource occupied by the first signal is orthogonal to the time domain resource occupied by the second signal, the second The subset of reference signals includes only the second demodulation reference signal and the second phase tracking reference signal.
The method according to any one of claims 22 to 25, wherein the first factor is related to a first value equal to the size of all code blocks carried by the first signal. The sum is divided by a second value, and the second value is related to the time-frequency resource occupied by the first reference signal subgroup.
The method according to any one of claims 22 to 34, wherein the target reference signal group includes a first demodulation reference signal, a second demodulation reference signal, a first phase tracking reference signal and a second Phase tracking reference signal; the first demodulation reference signal and the first phase tracking reference signal are associated to the first reference signal resource group, the second demodulation reference signal and the second phase tracking The reference signals are all associated with the second reference signal resource group; the frequency domain resource occupied by the first phase tracking reference signal belongs to the frequency domain resource occupied by the first demodulation reference signal, and the second phase tracking reference The frequency domain resource occupied by the signal belongs to the frequency domain resource occupied by the second demodulation reference signal; the time density of the first phase tracking reference signal and the time density of the second phase tracking reference signal are the same as those of the first signal The occupied time-frequency resource is related to whether the time-frequency resource occupied by the second signal overlaps.
A method according to any one of claims 22 to 27, comprising:

sending a first path loss reference signal;

Wherein, the first path loss is obtained based on the measurement of the first path loss reference signal, and the first power value is linearly related to the first path loss.