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WO2024149185A1 - Procédé et appareil de traitement de transmission, terminal et dispositif côté réseau - Google Patents

Procédé et appareil de traitement de transmission, terminal et dispositif côté réseau Download PDF

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Publication number
WO2024149185A1
WO2024149185A1 PCT/CN2024/071036 CN2024071036W WO2024149185A1 WO 2024149185 A1 WO2024149185 A1 WO 2024149185A1 CN 2024071036 W CN2024071036 W CN 2024071036W WO 2024149185 A1 WO2024149185 A1 WO 2024149185A1
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WIPO (PCT)
Prior art keywords
signal
information
parameter
configuration information
frequency
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PCT/CN2024/071036
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English (en)
Chinese (zh)
Inventor
丁圣利
姜大洁
姚健
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维沃移动通信有限公司
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Publication of WO2024149185A1 publication Critical patent/WO2024149185A1/fr

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W56/00Synchronisation arrangements
    • H04W56/0035Synchronisation arrangements detecting errors in frequency or phase
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W56/00Synchronisation arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

Definitions

  • the present application belongs to the field of communication technology, and specifically relates to a transmission processing method, apparatus, terminal and network side equipment.
  • the measurement of perception targets can be performed based on perception signals or synaesthesia integration signals.
  • synaesthesia integration it is particularly important to obtain accurate measurement information, and the non-ideal factors of devices and hardware circuits will significantly affect the measurement accuracy. For example, factors such as clock deviation and non-ideal synchronization at the transceiver end cause carrier frequency deviation (i.e., carrier frequency offset), and the carrier frequency offset will affect the accuracy of perception measurement. Therefore, there is a problem in the related art that the accuracy of perception measurement is poor due to carrier frequency offset.
  • the embodiments of the present application provide a transmission processing method, apparatus, terminal and network-side equipment, which can solve the problem of poor accuracy of perception measurement due to carrier frequency deviation.
  • a transmission processing method comprising:
  • a first device receives a first signal from a second device, where the first signal includes a first signal portion and a second signal portion, where the first signal portion and the second signal portion are in the same frequency band, and a center frequency of the first signal portion is higher than a center frequency of the second signal portion;
  • the first device determines a first parameter according to the first signal
  • the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset.
  • a transmission processing method including:
  • the second device sends a first signal to the first device, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and a center frequency of the first part signal is higher than a center frequency of the second part signal; the first signal is used to determine a first parameter, where the first parameter is used to compensate for a perception result, and the first parameter includes a carrier frequency deviation.
  • a transmission processing method including:
  • the third device sends first configuration information to the first device and/or the second device, where the first configuration information is used to indicate time-frequency resource configuration of a first signal, where the first signal includes a first part signal and a second part signal, and the first part
  • the first signal and the second signal are in the same frequency band, and the center frequency of the first signal is higher than the center frequency of the second signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • a transmission processing device including:
  • a first receiving module is used to receive a first signal from a second device, where the first signal includes a first partial signal and a second partial signal, where the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal;
  • a first determining module configured to determine a first parameter according to the first signal
  • the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset.
  • a transmission processing device including:
  • a second sending module is used to send a first signal to a first device, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and a center frequency of the first part signal is higher than a center frequency of the second part signal; the first signal is used to determine a first parameter, where the first parameter is used to compensate for a perception result, and the first parameter includes a carrier frequency deviation.
  • a transmission processing device including:
  • the third sending module is used to send first configuration information to the first device and/or the second device, where the first configuration information is used to indicate the time-frequency resource configuration of the first signal, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, where the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • a terminal which includes a processor and a memory, wherein the memory stores a program or instruction that can be run on the processor, and when the program or instruction is executed by the processor, the steps of the method described in the first aspect are implemented, or the steps of the method described in the second aspect are implemented.
  • a terminal including a processor and a communication interface, wherein:
  • the communication interface is used to receive a first signal from a second device, where the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal; the processor is used to determine a first parameter according to the first signal; wherein the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation;
  • the communication interface is used to send a first signal to the first device, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • a network side device comprising a processor and a memory, the memory storing a program or instruction that can be run on the processor, the program or instruction being executed by the processor to implement the The steps of the method described in one aspect, or the steps of the method described in the second aspect, or the steps of the method described in the third aspect.
  • a network side device including a processor and a communication interface, wherein:
  • the communication interface is used to receive a first signal from a second device, the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and the center frequency of the first partial signal is higher than the center frequency of the second partial signal; the processor is used to determine a first parameter according to the first signal; wherein the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset;
  • the communication interface is used to send a first signal to the first device, where the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation;
  • the communication interface is used to send first configuration information to the first device and/or the second device, the first configuration information is used to indicate the time-frequency resource configuration of the first signal, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • a communication system including: a terminal and a network side device, wherein the terminal can be used to execute the steps of the transmission processing method described in the first aspect or the second aspect, and the network side device can be used to execute the steps of the transmission processing method described in the first aspect or the second aspect or the third aspect.
  • a readable storage medium on which a program or instruction is stored.
  • the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method described in the second aspect are implemented, or the steps of the method described in the third aspect are implemented.
  • a chip comprising a processor and a communication interface, wherein the communication interface is coupled to the processor, and the processor is used to run a program or instructions to implement the steps of the method described in the first aspect, or the steps of the method described in the second aspect, or the steps of the method described in the third aspect.
  • a computer program/program product is provided, wherein the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement the steps of the method described in the first aspect, or the steps of the method described in the second aspect, or the steps of the method described in the third aspect.
  • a first signal is received from a second device through a first device, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first device determines a first parameter based on the first signal; in this way, the perception result can be compensated based on the first parameter, thereby improving the accuracy of the perception measurement.
  • FIG1 is a schematic diagram of a network structure applicable to an embodiment of the present application.
  • FIG2 is an example diagram of a perception scenario applied in an embodiment of the present application.
  • FIG3 is a schematic diagram of a spectrum of an echo signal of a sensing object according to an embodiment of the present application.
  • FIG4 is a flow chart of a transmission processing method according to an embodiment of the present application.
  • 5A is a schematic diagram of a baseband spectrum of an echo signal of a high-frequency part signal of a first signal in a transmission processing method provided in an embodiment of the present application;
  • 5B is a schematic diagram of a baseband spectrum of an echo signal of a low-frequency part of a first signal in a transmission processing method provided in an embodiment of the present application;
  • FIG6A is an example diagram of baseband spectrum shift of an echo signal in a transmission processing method provided in an embodiment of the present application
  • FIG6B is an example diagram of baseband spectrum scaling of an echo signal in a transmission processing method provided in an embodiment of the present application.
  • FIG7 is a second flow chart of the transmission processing method provided in an embodiment of the present application.
  • FIG8 is a third flow chart of the transmission processing method provided in an embodiment of the present application.
  • FIG9 is a fourth flow chart of the transmission processing method provided in an embodiment of the present application.
  • FIG10 is a schematic diagram of a structure of a transmission processing device according to an embodiment of the present application.
  • FIG11 is a second schematic diagram of the structure of the transmission processing device provided in an embodiment of the present application.
  • FIG12 is a third schematic diagram of the structure of the transmission processing device provided in an embodiment of the present application.
  • FIG13 is a schematic diagram of the structure of a communication device provided in an embodiment of the present application.
  • FIG14 is a schematic diagram of the structure of a terminal provided in an embodiment of the present application.
  • FIG15 is a schematic diagram of the structure of the network side device provided in an embodiment of the present application.
  • first, second, etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the terms used in this way are interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by “first” and “second” are generally of the same type, and the number of objects is not limited.
  • the first object can be one or more.
  • “and/or” in the specification and claims represents at least one of the connected objects, and the character “/" generally represents that the objects associated with each other are in an "or” relationship.
  • instruction in the specification and claims of this application can be either an explicit instruction or an implicit instruction.
  • An explicit instruction can be understood as the sender explicitly informing the receiver in the instruction sent.
  • the implicit instruction can be understood as the receiving party making a judgment based on the instruction sent by the sender and determining the operation to be performed or the request result based on the judgment result.
  • LTE Long Term Evolution
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • NR new radio
  • FIG1 shows a block diagram of a wireless communication system applicable to an embodiment of the present application.
  • the wireless communication system includes a terminal 11 and a network side device 12 .
  • the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (PDA), a handheld computer, a netbook, an ultra-mobile personal computer (UMPC), a mobile Internet device (Mobile Internet Device, MID), an augmented reality (AR)/virtual reality (VR) device, a robot, a wearable device (Wearable Device), a vehicle user equipment (VUE), a pedestrian terminal (Pedestrian User Equipment, PUE), a smart home (a home appliance with wireless communication function, such as a refrigerator, a television, a washing machine or furniture, etc.), a game console, a personal computer (personal computer, PC), a teller machine or a self-service machine and other terminal side devices, and the wearable device includes: a smart watch
  • the network side device 12 may include an access network device or a core network device, wherein the access network device may also be referred to as a wireless access network device, a wireless access network (Radio Access Network, RAN), a wireless access network function or a wireless access network unit.
  • the access network device may include a base station, a wireless local area network (Wireless Local Area Network, WLAN) access point or a mobile hotspot (WiFi) node, etc.
  • WLAN wireless Local Area Network
  • WiFi mobile hotspot
  • the base station may be referred to as a node B, an evolved node B (Evolved Node B, eNB), an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service set (Basic Service Set, BSS), an extended service set (Extended Service Set, ESS), a home B node, a home evolved B node, a transmission reception point (Transmission Reception Point, TRP) or other appropriate terms in the field, as long as the same technical effect is achieved, the base station is not limited to a specific technical vocabulary, it should be noted that in the embodiment of the present application, only the base station in the NR system is used as an example for introduction, and the specific type of the base station is not limited.
  • the core network equipment may include but is not limited to at least one of the following: a core network node, a core network function, a mobility management entity (MME), an access mobility management function (AMF), a session management function (SMS), and a session management function.
  • SMF User Plane Function
  • PCF Policy Control Function
  • PCF Policy and Charging Rules Function
  • EASDF Edge Application Server Discovery Function
  • UDM Unified Data Management
  • UDR Unified Data Repository
  • HSS Home Subscriber Server
  • CNC Centralized network configuration
  • NRF Network Repository Function
  • NEF Network Exposure Function
  • BEF Binding Support Function
  • AF Application Function
  • Integrated Sensing and Communication (ISAC).
  • sensing signal sending nodes and receiving nodes there are 6 basic sensing methods.
  • Mode 1 Base station self-transmitting and self-receiving sensing.
  • base station A sends a sensing signal and performs sensing measurement by receiving the echo of the sensing signal.
  • Mode 2 Air interface sensing between base stations: At this time, base station B receives the sensing signal sent by base station A and performs sensing measurement.
  • Mode 3 Uplink air interface perception: At this time, base station A receives the perception signal sent by terminal A and performs perception measurement.
  • Mode 4 Downlink air interface perception: At this time, terminal B receives the perception signal sent by base station B and performs perception measurement.
  • Terminals send and receive sensing autonomously.
  • terminal A sends a sensing signal and performs sensing measurement by receiving the echo of the sensing signal.
  • Mode 6 Sidelink perception between terminals: In this case, terminal B receives the perception signal sent by terminal A and performs perception measurement.
  • the non-ideal factors that affect perceived performance mainly include:
  • Time-frequency synchronization deviation Factors such as clock deviation at the transmitting and receiving ends and non-ideal synchronization lead to problems such as carrier frequency offset, sampling frequency offset, and symbol timing offset, which will affect the accuracy of velocity estimation or cause ranging ambiguity.
  • Antenna/array amplitude and phase errors When using beamforming for perception, the beamforming amplitude and phase errors will cause the formed beam shape (beam gain, beam width, sidelobe level) to be inconsistent with the actual situation, which will lead to a decrease in accuracy when perceiving based on the channel information after beamforming, resulting in errors in angle and reflected power estimation, and even false detection.
  • beam switching delays will also increase the impact of interference and noise on the perception results.
  • the impact of the transmitter on the perceived signal mainly includes windowing, precoding, beamforming and other processing that is unknown to the receiver, resulting in the receiver being unable to obtain true channel information.
  • Random phase in the time domain comes from the state change (such as opening, closing, changing from one state to another, etc.) of at least one of the transmitter antenna, RF module (including various devices connected to the RF channel), digital processing module, and clock module during the signal transmission and reception process. If the device has more than one transmitter, each transmitter may generate an independent random phase. The random phase is generally consistent within the bandwidth of the transmitted signal, but the random phase values generated at different times are different, showing a random distribution within a certain arc range.
  • the carrier frequency of the sensing signal is configured as f c , but due to the non-ideal characteristics of the device, the carrier frequency of the signal actually sent at the transmitting end has an error ⁇ f T , and the local oscillator frequency used to receive the signal at the receiving end has an error ⁇ f R .
  • the Doppler frequency shift caused by the relative motion between the sensing object and the transmitting end and/or the receiving end device of the sensing signal is f d .
  • the baseband signal frequency obtained by the receiving end is ( ⁇ f T - ⁇ f R )+f d ; wherein ⁇ f T - ⁇ f R is the carrier frequency offset at both ends of the transmitting and receiving ends, recorded as f offset . Therefore, the frequency of the baseband signal obtained by the receiving end consists of two parts: Doppler f d and carrier frequency offset f offset , as shown in FIG3 below. For this purpose, a transmission processing method of the present application is proposed.
  • the transmission processing method includes:
  • Step 401 A first device receives a first signal from a second device, where the first signal includes a first partial signal and a second partial signal, where the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal;
  • Step 402 The first device determines a first parameter according to the first signal
  • the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset.
  • the first part of the signal can be understood as a high-frequency part of the signal
  • the second part of the signal can be understood as a low-frequency part of the signal.
  • the center frequency may also be referred to as a carrier center frequency.
  • the carrier frequency deviation may be understood as a carrier frequency deviation of the second device relative to the first device.
  • receiving the first signal can be understood as receiving an echo signal of the first signal reflected by the sensing object.
  • the first device may be a base station or a terminal
  • the second device may be a base station or a terminal.
  • the sensing scenario may include the following sensing scenarios:
  • Scenario 1 the first device is a base station and the second device is a terminal;
  • Scenario 2 the first device is base station A, and the second device is base station B;
  • Scenario 3 the first device is terminal 1, and the second device is terminal 2.
  • the Doppler dispersion phenomenon can be used to separate the Doppler f d caused by the relative motion between the sensing object and the first signal transceiver device and the carrier frequency offset f offset caused by the non-ideal characteristics of the device, so that the Doppler f d of the sensing object can be accurately obtained.
  • the first device may perform a first process on the received first signal to obtain the above-mentioned first parameter.
  • the specific principle of the first process may be set according to actual needs and is not further limited here.
  • the principle of the first process is exemplarily described below.
  • the Doppler frequency shifts generated on the high-frequency signal and the low-frequency signal of the first signal are respectively:
  • ⁇ f T and ⁇ f R are usually at least 5 to 6 orders of magnitude smaller than f H and f L. Since the high-frequency signal and the low-frequency signal of the first signal are limited to be within the same frequency band, the carrier frequency offset f offset superimposed on the high-frequency signal and the low-frequency signal of the first signal is the same. Therefore, the motion speed of the perceived object can be directly estimated.
  • the exact meaning of the relative motion speed v of the sensing object relative to the first signal transceiver device is: the rate of change of the sum of the signal propagation path length from the first device to the sensing object and the signal propagation path length from the sensing object to the second device.
  • the change in the signal propagation path length from the first device to the sensing object is ⁇ R 1
  • the change in the signal propagation path length from the sensing object to the second device is ⁇ R 2 .
  • the relative motion speed v of the sensing object relative to the transceiver of the first signal is ( ⁇ R 1 + ⁇ R 2 )/ ⁇ t.
  • the perceived object detected in the echo signal baseband spectrum of the high-frequency signal of the first signal can be associated with the perceived object detected in the echo signal baseband spectrum of the low-frequency signal of the first signal (as shown in FIG. 5B ) through some algorithms, that is, they are considered to be the same perceived object.
  • the perceived object 1 detected in the echo signal baseband spectrum of the high-frequency signal can be associated with the perceived object 1 detected in the echo signal baseband spectrum of the low-frequency signal.
  • the perceived object detected in the echo signal baseband spectrum of the high-frequency signal and the perceived object detected in the echo signal baseband spectrum of the low-frequency signal are naturally the same perceived object.
  • the frequencies detected in the baseband spectrum of the echo signal of the high-frequency part signal of the first signal and the frequencies detected in the baseband spectrum of the echo signal of the low-frequency part signal of the first signal are respectively:
  • the frequency detected in the baseband spectrum of the echo signal of the high-frequency part signal fd ,H + foffset ;
  • the frequency detected in the baseband spectrum of the echo signal of the low-frequency part signal f d,L +f offset ;
  • the center frequency fH of the high-frequency signal and the center frequency fL of the low-frequency signal are known, so the estimated value of the motion speed of the perceived object can be directly calculated based on ⁇ fHL .
  • the estimated value of the carrier frequency offset can be calculated by substituting the estimated value of the motion speed into f d,H +f offset or f d,L +f offset
  • the following method can be used to first estimate the estimated value of the carrier frequency deviation:
  • the Doppler spectrum F d,H of the high-frequency signal and the Doppler spectrum F d,L of the low-frequency signal also have the above-mentioned proportional relationship.
  • the carrier frequency deviation estimation method is as follows:
  • Step 1 Shift. Set a carrier frequency offset step value ⁇ f offset and shift the baseband spectrum F H (of the high frequency signal) to The Doppler spectrum F d,H of the high-frequency signal and the carrier frequency offset f offset ) and the baseband spectrum FL of the low-frequency signal (the sum of the Doppler spectrum F d,L of the low-frequency signal and the carrier frequency offset f offset ) are respectively subtracted or added with n ⁇ f offset to obtain the spectra F H ′ and FL ′. From the graph of the spectrum, it can be seen that the spectrum is shifted leftward or rightward along the frequency axis, as shown in FIG6A .
  • Step 2 scaling.
  • the shifted spectra F H ′ and F L ′ are scaled, that is, spectrum F L ′ is multiplied by coefficient f H /f L to obtain spectrum F L ′′, or spectrum F H ′ is multiplied by coefficient f L /f H to obtain spectrum F H ′′, as shown in FIG6B .
  • Step 3 Point multiplication. Perform corresponding point multiplication on the stretched spectrum F H ′ and F L ′′, or the spectrum F H ′′ and F L ′, that is, calculate the inner product of the vectors, and obtain the inner product p n .
  • Step 5 Peak detection. Search for the maximum value of the inner product vector P, whose corresponding value of n is k, and the estimated value of the carrier frequency deviation is:
  • the spectra F H and FL may be normalized using the maximum amplitude or power thereof as the denominator.
  • the carrier frequency offset step value ⁇ f offset , M and N may be obtained by one of the following methods:
  • the third device determines (based on at least one of the sensing requirement information, the sensing capability information of the first device, and the sensing capability information of the second device) and sends the information to the first device or the second device;
  • the third device determines the group number and sends it to the first device or the second device;
  • the third device may be a base station or a sensing function network element.
  • the sensing function network element may be referred to as a sensing network element or a sensing network function.
  • the sensing function network element may be located on the RAN side or the core network side, and refers to a network node in the core network and/or RAN that is responsible for at least one function such as sensing request processing, sensing resource scheduling, sensing information interaction, and sensing data processing. It may be based on an upgrade of the AMF or location management function (LMF) in the 5th Generation (5G) network, or it may be other network nodes or newly defined network nodes.
  • the functional characteristics of the sensing function network element may include at least one of the following:
  • Interacting target information with a wireless signal sending device and/or a wireless signal measuring device including a target terminal or a serving base station of the target terminal or a base station associated with a target area
  • the target information includes a sensing processing request, sensing capability, sensing auxiliary data, a sensing measurement quantity type, and sensing resource configuration information, etc., to obtain a value of a target sensing result or a sensing measurement quantity (an uplink measurement quantity or a downlink measurement quantity) sent by the wireless signal measuring device
  • the wireless signal may also be referred to as a sensing signal or a synaesthesia integrated signal
  • the sensing method to be used is determined by factors such as QoS requirement information, the sensing capability of the wireless signal sending device and the sensing capability of the wireless signal measuring device.
  • the sensing method may include: base station A sends and base station B receives, or base station sends and terminal receives, or base station A sends and receives by itself, or terminal sends and base station receives, or terminal sends and receives by itself, or terminal A sends and terminal B receives, etc.;
  • the sensing device serving the sensing service according to factors such as the type of the sensing service, information about the sensing service consumer, required sensing QoS requirement information, sensing capability of the wireless signal sending device and sensing capability of the wireless signal measuring device, wherein the sensing device includes the wireless signal sending device and/or the wireless signal measuring device;
  • the values of the perceived measurement quantities are processed or calculated to obtain the perceived results. Furthermore, the perceived results are verified, and the perceived accuracy is estimated.
  • a first signal is received from a second device through a first device, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first device determines a first parameter based on the first signal; in this way, the perception result can be compensated based on the first parameter, thereby improving the accuracy of the perception measurement.
  • the first signal satisfies at least one of the following:
  • the first part of the signal and the second part of the signal occupy different frequency resources
  • ⁇ f ⁇ T is greater than or equal to a first preset threshold, wherein ⁇ f represents the difference between the center frequency of the first signal and the center frequency of the second signal, and T represents the smaller duration between the duration occupied by the first signal and the duration occupied by the second signal.
  • At least one of the first preset threshold, ⁇ f and T is determined by the perception function network element according to the perception requirement information, the perception capability information of the first device and the perception capability information of the second device.
  • the first preset threshold, ⁇ f and T may be set according to a typical speed range of the perception object in the perception prior information.
  • the typical range of the relative speed of the automobile relative to the transceiver device of the first signal is 5m/s to 40m/s.
  • the Doppler difference between the high-frequency signal and the low-frequency signal should be at least greater than the Doppler resolution 2v/c ⁇ f>1/T.
  • the first preset threshold is 3 ⁇ 10 7 , if the frequency difference ⁇ f between the high-frequency signal and the low-frequency signal is given to be 300MHz, then the time length T should be no less than 0.1s; on the contrary, if the given time length is 0.1s, then ⁇ f should be no less than 300MHz.
  • the time resources occupied by the high-frequency signal and the low-frequency signal may be the same or different.
  • a frequency hopping method may be used to transmit the high-frequency signal and the low-frequency signal of the first signal.
  • the high-frequency signal and the low-frequency signal of the first signal are not transmitted at the same time.
  • the high-frequency signal may be transmitted at the same time.
  • the high frequency signal and the low frequency signal are sent alternately.
  • the frequency hopping between the high frequency signal and the low frequency signal of the first signal can be intra-time slot frequency hopping or inter-time slot frequency hopping.
  • the first parameter further includes at least one of the following:
  • SNR Signal-to-noise ratio
  • SINR Signal-to-noise and interference ratio
  • Time information where the time information is used to indicate a reception time of the first signal and/or a transmission time of the first signal.
  • the frequency information after the Doppler and carrier frequency offset of the at least one perceived object are superimposed can be referred to as first frequency information
  • the first frequency information is the frequency information directly obtained by the first device through a slow-time spectrum analysis (for example, Fast Fourier Transform (FFT)) algorithm, that is, the frequency information before the Doppler and carrier frequency offset of the perceived object are separated by the first processing, for example: f d1 +f offset , f d2 +f offset , where f d1 and f d2 are Dopplers caused by the relative motion of the two perceived objects and the first device and/or the second device.
  • FFT Fast Fourier Transform
  • the method for acquiring the received power of the first signal may include the following method:
  • CFAR constant false alarm rate
  • CFAR is performed based on the Doppler one-dimensional image obtained by slow time dimension FFT processing of the echo signal, and the maximum amplitude sample point of CFAR over the threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude;
  • the delay-Doppler two-dimensional image obtained by 2D-FFT processing of the echo signal is used for CFAR, and the maximum amplitude sample point of CFAR over the threshold is used as the target sample point, and its amplitude is used as the target signal amplitude;
  • CFAR is performed based on the delay-Doppler-angle three-dimensional graph obtained by 3D-FFT processing of the echo signal, and the maximum amplitude sample point of CFAR over the threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • the target signal amplitude can also be determined by taking the CFAR maximum amplitude sample point over the threshold and the average of several of its nearest over-threshold sample points as the target signal amplitude.
  • the method for acquiring the perceived SNR/SINR may include the following method:
  • CFAR is performed based on the one-dimensional delay graph obtained by fast time dimension FFT processing of the echo signal.
  • the maximum amplitude sample point that exceeds the threshold of CFAR is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • All sample points in the one-dimensional graph that are ⁇ sample points away from the target sample point are taken as interference/noise sample points, and their average interference/amplitude is counted as the interference/noise signal amplitude.
  • the SNR/SINR is calculated based on the target signal amplitude and the interference/noise signal amplitude.
  • CFAR is performed based on the Doppler one-dimensional image obtained by slow time dimension FFT processing of the echo signal.
  • the sampling point with the maximum amplitude is the target sampling point, and its amplitude is the target signal amplitude.
  • All sampling points other than ⁇ sampling points in the one-dimensional graph are interference/noise sampling points, and their average amplitude is counted as the interference/noise signal amplitude.
  • the SNR/SINR is calculated using the target signal amplitude and the interference/noise signal amplitude.
  • CFAR Based on the delay-Doppler two-dimensional map obtained by 2D-FFT processing of the echo signal, CFAR is performed.
  • the maximum amplitude sample point that exceeds the threshold of CFAR is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • All sample points in the two-dimensional map that are ⁇ (fast time dimension) and ⁇ (slow time dimension) away from the target sample point are taken as interference/noise sample points, and their average amplitude is counted as the interference/noise signal amplitude.
  • the SNR/SINR is calculated based on the target signal amplitude and the interference/noise signal amplitude;
  • CFAR is performed based on the delay-Doppler-angle three-dimensional graph obtained by 3D-FFT processing of the echo signal.
  • the sample point with the maximum amplitude that passes the CFAR threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • All sample points in the three-dimensional graph that are ⁇ (fast time dimension), ⁇ (slow time dimension) and ⁇ (angle dimension) sample points away from the target sample point are taken as interference/noise sample points, and their average amplitude is counted as the interference/noise signal amplitude.
  • the SNR/SINR is calculated using the target signal amplitude and the interference/noise signal amplitude.
  • the target signal amplitude can also be determined by taking the CFAR maximum amplitude sample point over the threshold and the average of several of its nearest over-threshold sample points as the target signal amplitude.
  • the method for determining the interference/noise sample points can also be further screening based on the interference/noise sample points determined above, and the screening method is: for the one-dimensional delay graph, remove several sample points near the delay of 0, and use the remaining interference/noise sample points as noise sample points; for the one-dimensional Doppler graph, remove several sample points near the Doppler of 0, and use the remaining interference/noise sample points as interference/noise sample points; for the two-dimensional delay-Doppler graph, remove the interference/noise sample points in the strip range composed of several points near the delay of 0 and the entire Doppler range, and use the remaining noise sample points as interference/noise sample points; for the three-dimensional delay-Doppler-angle graph, remove the interference/noise sample points in the slice range composed of several points near the time dimension of 0, the entire Doppler range and the entire angle range, and use the remaining interference/noise sample points as interference/noise sample points.
  • the method further includes:
  • the first device receives a second signal from the second device, where the second signal is a perception signal or a synaesthesia integration signal;
  • the first device compensates a perception result obtained based on the second signal according to the first parameter.
  • the above-mentioned second signal can be understood as a signal for the first device and the second device to perform a perception service or a synaesthesia integration service, wherein the sending end of the second signal is the second device, and the receiving end is the first device, that is, for the second signal, the second device is a perception sending node, and the first device is a perception receiving node.
  • the first device is the receiving end of both the first signal and the second signal.
  • the first device supplements the perception result obtained based on the second signal according to the first parameter.
  • the method further comprises any of the following:
  • the first device receives first indication information from a third device, where the first indication information is used to indicate that the second signal is associated with the first signal;
  • the first device determines, based on a protocol agreement, that the second signal is associated with the first signal.
  • the protocol may stipulate that as long as the first device is configured with the first signal, the first signal is associated with the second signal.
  • the first device being configured with the first signal may be understood as the first device being configured with the first configuration information of the first signal, and the first device may receive the first signal based on the first configuration information.
  • the method further includes:
  • the first device sends the first parameter to the second device
  • the first device sends a third signal to the second device, where the third signal is a perception signal or a synaesthesia integration signal;
  • the third signal is associated with the first signal, and the first parameter is used to compensate for a perception result obtained based on the third signal.
  • the third signal can be understood as a signal for the first device and the second device to perform a perception service or a synaesthesia integration service, wherein the transmitting end of the third signal is the first device, and the receiving end is the second device, that is, for the third signal, the first device is a perception sending node, and the second device is a perception receiving node.
  • the second device is the transmitting end of the first signal and the receiving end of the second signal, and the second device needs to use the first parameter when processing the perception signal, so the first device is required to send the first parameter to the second device.
  • the second device applies the first parameter received from the first device to the processing of the second signal, so that the Doppler frequency of the perception object that is not affected by the carrier frequency deviation can be obtained. Therefore, the accuracy of the perception measurement is improved.
  • the method before the first device sends the third signal to the second device, the method further includes:
  • the first device sends second indication information to the second device, where the second indication information is used to indicate that the third signal is associated with the first signal.
  • the association of the third signal with the first signal includes: a protocol stipulates that the first signal is associated with the third signal, or a third device sends third indication information to the first device and/or the second device to indicate that the third signal is associated with the first signal.
  • the first signal can be associated with the third signal as long as the second device is configured with the first signal by the protocol.
  • the second device being configured with the first signal can be understood as the second device being configured with the first configuration information of the first signal, and the second device can send the first signal based on the first configuration information.
  • the third device may first send the third indication information to the first device, and then the first device may send the second indication information to the second device based on the third indication information.
  • the third device may also send the third indication information directly to the second device.
  • the first device may also determine that the third signal is associated with the first signal, and then send the second indication information directly to the second device.
  • the method before the first device receives the first signal from the second device, the method further include:
  • the first device sends first configuration information to the second device, where the first configuration information is used to indicate time-frequency resource configuration of the first signal.
  • the second device may send a first signal to the first device based on the first configuration information.
  • the first device may determine the first configuration information autonomously, or the first configuration information may be determined by a third device. That is, in the embodiment of the present application, before the first device sends the first configuration information to the second device, the method further includes any of the following:
  • the first device determines the first configuration information
  • the first device receives the first configuration information from a third device.
  • the first device determining the first configuration information includes:
  • the first device acquires first information
  • the first device determines first configuration information according to the first information
  • the first information includes at least one of the following:
  • the state information includes at least one of position information, direction information and speed information.
  • the above-mentioned crystal oscillator information may include at least one of the following: the frequency error of the crystal oscillator and the time-varying characteristics of the frequency error.
  • the above-mentioned position information may be coordinates in a global coordinate system, or coordinates relative to a reference position, and the coordinates may be rectangular coordinates or polar coordinates.
  • the above-mentioned orientation information may be the orientation of the antenna panel or the rotation angle of the orientation of the local coordinate system relative to the global coordinate system, or the rotation angle relative to a reference coordinate system, and the rotation angle includes the azimuth, pitch angle, and roll angle.
  • the above-mentioned speed information may be the speed in the global coordinate system, or the speed relative to a reference coordinate system, and the speed includes the magnitude of the speed and the direction of the speed; if the first device is a fixed-position device, this item may be omitted or simplified.
  • the first device or the third device may receive the perception requirement information from an initiator of the perception service (eg, an application server) or a perception function network element.
  • an initiator of the perception service eg, an application server
  • a perception function network element e.g.
  • the method for the first device or the third device to obtain the perception capability information and/or the state information may include at least one of the following:
  • a capability query command e.g., UECapabilityEnquiry
  • the first device and/or the second device responds with its own sensing capability information and/or status information (e.g., via UECapabilityInformation);
  • the method further includes:
  • the first device determines whether to update the first configuration information according to the first parameter
  • the first device determines second configuration information according to the first parameter, where the second configuration information is used to update the first configuration information;
  • the first device sends the second configuration information to the second device.
  • the time-frequency resources of the first signal need to be changed to ensure the accuracy of the carrier frequency offset estimation. Therefore, the first device performs adaptive adjustment of the time-frequency resources of the first signal according to the first parameter, so as to maintain the accuracy of the sensing measurement.
  • a third device may also determine whether to update the first configuration information. For example, after the first device determines the first parameter according to the first signal, the method further includes:
  • the first device sends the first parameter to a third device, where the first parameter is used to determine whether to update the first configuration information.
  • the third device determines that the first configuration information needs to be updated, the second configuration information can be determined, and then the second configuration information is directly sent to the first device and the second device, or the second configuration information is sent to the second device through the first device. That is, in the embodiment of the present application, after the first device sends the first parameter to the third device, the method further includes any of the following:
  • the first device receives second configuration information from the third device;
  • the first device receives second configuration information from the third device, and sends the second configuration information to the second device;
  • the second configuration information is used to update the first configuration information.
  • the first configuration information and/or the second configuration information includes at least one of the following:
  • Operating band ID (operating band ID);
  • BWP Bandwidth part
  • Time-frequency resource configuration information of resources
  • the first part is the frequency domain resource information of the signal
  • the second part is the frequency domain resource information of the signal
  • the time-frequency resource configuration information of the resource set can be understood or replaced by the time-frequency resource configuration information of the resource set ID or the time-frequency resource configuration information of the resource set ID list.
  • the time-frequency resource configuration information of the resource can be understood or replaced by the time-frequency resource configuration information of the resource ID or the time-frequency resource configuration information of the resource ID list.
  • the time-frequency resource configuration information of the resource or the time-frequency resource configuration information of the resource set may include at least one of the following:
  • the duration occupied in the time domain that is, the time length from the target OFDM symbol with the smallest index within the resource set or resource to the target OFDM symbol with the largest index
  • the bandwidth occupied in the frequency domain that is, the bandwidth from the target subcarrier with the smallest index to the target subcarrier with the largest index within the resource set or resource;
  • the position of the RB where the target subcarrier is located in the frequency domain for example, represented by a bitmap
  • a list or ID of resources included in the corresponding resource set may also be included.
  • the target OFDM symbol refers to the OFDM symbol where the resource element (RE) allocated to the first signal is located;
  • the target subcarrier refers to the subcarrier where the RE allocated to the first signal is located, and the RE allocated to the first signal can be an RE dedicated to the first signal or an RE shared by the first signal and a communication service (reference signal, synchronization signal, etc.).
  • the method further includes:
  • the first device acquires second information, where the second information is used to determine the first parameter
  • the second information is agreed upon by the protocol or a signaling instruction is sent by a third device to the first device, and the second information includes at least one of a carrier frequency deviation step value, a first value and a second value, wherein the first value is used to indicate the minimum value of the value range of the carrier frequency deviation, and the second value is used to indicate the maximum value of the value range of the carrier frequency deviation.
  • the carrier frequency offset estimation includes the following interactive processes.
  • Step S71 The first device obtains first configuration information, which specifically includes any of the following:
  • Step S71a the first device determines first configuration information
  • Step S71b The first device receives first configuration information from the third device.
  • the first configuration information may be determined by the first device, or by the third device.
  • the first device or the third device determining the first configuration information may include:
  • the first device or the third device acquires first information
  • the first device or the third device determines first configuration information according to the first information
  • the first information includes at least one of the following:
  • the sensing capability information of the second device is the sensing capability information of the second device.
  • the first device or the third device may obtain the perception requirement information and the perception capability information.
  • the perception requirement information may be received from a perception service initiator (eg, an application server) or a perception function network element.
  • the method for acquiring the perception capability information and/or the state information may include at least one of the following:
  • a capability query command e.g., UECapabilityEnquiry
  • the first device and/or the second device replying with its own sensing capability information and/or status information (e.g., through UECapabilityInformation);
  • Step S72 The first device sends first configuration information to the second device.
  • the first configuration information is used to indicate configuration information of time-frequency resources of the first signal.
  • Step S73 the second device sends a first signal according to the first configuration information
  • the first device can receive the first signal according to the first configuration information, and perform the first processing to obtain the first parameter.
  • the principle of the first processing can refer to the above embodiment and will not be repeated here.
  • step S74a the first device determines the second configuration information, for example, judging whether it is necessary to adjust the configuration information of the time-frequency resources of the first signal based on the first parameter.
  • the first device determines the configuration information of the time-frequency resources of the first signal after adjustment (i.e., the second configuration information).
  • Step S74b1 the first device sends a first parameter to the third device
  • Step S74b2 The third device determines the second configuration information. For example, it determines whether the configuration information of the time-frequency resources of the first signal needs to be adjusted according to the first parameter, and when the third device determines that the configuration information of the time-frequency resources of the first signal needs to be adjusted, the third device determines the second configuration information.
  • Step S74b3 The third device sends second configuration information to the first device.
  • the first device or the third device may determine the second configuration information based on the first information and the first parameter. For example, if the Doppler of the perceived object in the first parameter is less than the first preset value, the time length of the first signal should be increased; for another example, if the first frequency information in the first parameter is less than the second preset value, the first signal should be switched from the current band to another band.
  • Step S75 The first device sends the second configuration information to the second device.
  • first device the second device and the third device may include the following situations:
  • the first device is a base station, and the second device is a terminal.
  • the third device may be a sensing function network element, or the third device is not required.
  • the terminal may send a first signal that meets the requirements through an uplink, and the base station may receive the first signal and perform a first process to obtain a first parameter.
  • the signaling interaction between the base station and the terminal is through an air interface.
  • the signaling interaction between the base station and the perception function network element, and the interaction between the perception function network element and the base station may be forwarded to the wireless access network through the N2 interface by the AMF; or sent by the perception function network element to the UPF, and the UPF sent to the wireless access network through the N3 interface; or sent to the wireless access network (base station) through a newly defined interface.
  • Case 2 the first device is base station A, and the second device is base station B.
  • the third device may be a perception function network element, or the third device is not required.
  • base station B can send a first signal that meets the requirements through a wireless link between base stations (for example, a backhaul link, or other wireless links between base stations newly added for the perception service), and base station A obtains a first parameter by receiving the first signal and performing a first process.
  • the signaling interaction between base station A and base station B can be through the Xn interface.
  • the signaling interaction between base station A and the perception function network element, and the interaction between the perception function network element and the base station can be forwarded to the wireless access network through the N2 interface by using the AMF; or the perception function network element sends it to the UPF, and the UPF sends it to the wireless access network through the N3 interface; or it is sent to the wireless access network (base station A) through a newly defined interface.
  • the first device is terminal 1
  • the second device is terminal 2.
  • the third device may be a base station or a perception function network element.
  • the signaling interaction between terminal 1 (first device) and the perception function network element (third device) needs to go through the access base station of terminal 1.
  • terminal 2 can send a first signal that meets the requirements through a sidelink, and terminal 1 obtains a first parameter by receiving the first signal and performing a first processing.
  • the signaling interaction between terminal 1 and terminal 2 can be through a sidelink link, or forwarded through an access base station.
  • the signaling transmission between terminal 1 and the perception function network element can be through non-access stratum (Non-Access Stratum, NAS) signaling (forwarded via AMF) and/or through radio resource control (Radio Resource Control, RRC) signaling or media access control control element (Media Access Control Control Element, MAC CE) or layer 1 signaling or other newly defined perception signaling.
  • Non-Access Stratum Non-Access Stratum
  • RRC Radio Resource Control
  • MAC CE media access control control element
  • the perception result may be compensated to improve the accuracy of the perception measurement.
  • the sending and receiving of the perception signal or the synaesthesia integrated signal for performing the perception service may include the following situations:
  • Case 1 the first device sends the third signal, and the second device receives the third signal.
  • the second device is a transmitter of the first signal and a receiver of the third signal.
  • the second device needs to use the first parameter when processing the third signal, so the first device needs to send the first parameter to the second device.
  • the second device applies the first parameter received from the first device to the processing of the third signal, so as to obtain the Doppler frequency of the perceived object that is not affected by the carrier frequency offset.
  • the third signal is associated with the first signal to indicate that the carrier frequency offset estimated by the first signal can be used to compensate for the perception result obtained by performing the perception service on the third signal.
  • the association of the third signal with the first signal includes any one of the following:
  • the first device or the third device sends indication information to the second device, indicating the first signal associated with the third signal;
  • the protocol stipulates that as long as the second device is configured with the first signal, the first signal is associated with the third signal of the second device performing the perception service.
  • Case 2 the second device sends a second signal, and the first device receives the second signal.
  • the first device is simultaneously the receiving end of the first signal and the second signal. After performing the first processing on the first signal to obtain the first parameter, the first device applies the first parameter to the processing of the second signal, thereby obtaining the Doppler frequency of the perceived object that is not affected by the carrier frequency deviation.
  • the second signal is associated with the first signal to indicate that the carrier frequency offset estimated by the first signal can be used to compensate for the perception result obtained by performing a perception service on the second signal.
  • the second signal is associated with the first signal and includes any of the following:
  • the third device sends a signaling to the first device, indicating the first signal associated with the second signal;
  • the protocol stipulates that as long as the first device is configured with the first signal, the first signal is associated with the second signal of the second device performing the perception service.
  • the first device performs adaptive adjustment of the time-frequency resources of the first signal according to the first parameter.
  • an embodiment of the present application further provides a transmission processing method.
  • the transmission processing method includes:
  • Step 801 The second device sends a first signal to the first device, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, where the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • the first signal satisfies at least one of the following:
  • the first part of the signal and the second part of the signal occupy different frequency resources
  • ⁇ f ⁇ T is greater than or equal to a first preset threshold, wherein ⁇ f represents the difference between the center frequency of the first signal and the center frequency of the second signal, and T represents the smaller duration between the duration occupied by the first signal and the duration occupied by the second signal.
  • the method further includes:
  • the second device sends a second signal to the first device, where the second signal is a perception signal or a synaesthesia integration signal;
  • the protocol stipulates that the second signal is associated with the first signal, or a third device sends third indication information to the first device to indicate that the second signal is associated with the first signal.
  • the method further includes:
  • the second device receives the first parameter from the first device
  • the second device receives a third signal from the first device, where the third signal is a perception signal or a synaesthesia integration signal;
  • the second device compensates a perception result obtained based on the third signal based on the first parameter.
  • the method further includes any one of the following:
  • the second device receives third indication information from a third device, where the third indication information is used to indicate that the third signal is associated with the first signal;
  • the second device receives second indication information from the first device, where the second indication information is used to indicate that the third signal is associated with the first signal;
  • the second device determines, based on a protocol agreement, that the third signal is associated with the first signal.
  • the method before the second device sends the first signal to the first device, the method further includes:
  • the second device receives first configuration information from the first device or the third device, where the first configuration information is used to indicate the time-frequency resource configuration of the first signal.
  • the method further includes:
  • the second device receives second configuration information from the first device or the third device, where the second configuration information is determined based on the first parameter and is used to update the first configuration information.
  • a first signal is sent to a first device through a second device, where the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first device determines a first parameter based on the first signal; in this way, the perception result can be compensated based on the first parameter, thereby improving the accuracy of the perception measurement.
  • an embodiment of the present application further provides a transmission processing method.
  • the transmission processing method includes:
  • Step 901 The third device sends first configuration information to the first device and/or the second device, where the first configuration information is used to indicate the time-frequency resource configuration of the first signal, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the first part signal.
  • the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • the first signal satisfies at least one of the following:
  • the first part of the signal and the second part of the signal occupy different frequency resources
  • ⁇ f ⁇ T is greater than or equal to a first preset threshold, wherein ⁇ f represents the difference between the center frequency of the first signal and the center frequency of the second signal, and T represents the smaller duration between the duration occupied by the first signal and the duration occupied by the second signal.
  • the method further includes at least one of the following:
  • the third device sends first indication information to the first device, where the first indication information is used to indicate that a second signal sent by the second device is associated with the first signal, a receiving end of the second signal is the first device, and the second signal is a perception signal or a synaesthesia integration signal;
  • the third device sends third indication information to the first device and/or the second device, where the third indication information is used to indicate that a third signal sent by the first device is associated with the first signal, the receiving end of the third signal is the second device, and the third signal is a perception signal or a synaesthesia integration signal.
  • the method further includes:
  • the third device acquires the first information
  • the third device determines first configuration information according to the first information
  • the first information includes at least one of the following:
  • the state information includes at least one of position information, direction information and speed information.
  • the method further includes:
  • the third device receives the first parameter from the first device
  • the third device determines whether to update the first configuration information according to the first parameter
  • the third device determines second configuration information according to the first parameter, where the second configuration information is used to update the first configuration information;
  • the third device sends the second configuration information to the first device and/or the second device.
  • the method further comprises:
  • the third device sends second information to the first device, where the second information is used to determine the first parameter;
  • the second information includes at least one of a carrier frequency deviation step value, a first value and a second value, wherein the first value is used to indicate the minimum value of the value range of the carrier frequency deviation, and the second value is used to indicate the maximum value of the value range of the carrier frequency deviation.
  • first configuration information is sent to the first device and/or the second device through a third device, and the second device sends a first signal to the first device based on the first configuration information, wherein the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first device determines a first parameter based on the first signal; in this way, the perception result can be compensated based on the first parameter, thereby improving the accuracy of the perception measurement.
  • the transmission processing method provided in the embodiment of the present application can be executed by a transmission processing device.
  • the transmission processing device provided in the embodiment of the present application is described by taking the transmission processing method executed by the transmission processing device as an example.
  • the transmission processing device 1000 includes:
  • a first receiving module 1001 is configured to receive a first signal from a second device, where the first signal includes a first partial signal and a second partial signal, where the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal;
  • the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset.
  • the first signal satisfies at least one of the following:
  • the first part of the signal and the second part of the signal occupy different frequency resources
  • ⁇ f ⁇ T is greater than or equal to a first preset threshold, wherein ⁇ f represents the difference between the center frequency of the first signal and the center frequency of the second signal, and T represents the smaller duration between the duration occupied by the first signal and the duration occupied by the second signal.
  • the first parameter further includes at least one of the following:
  • SNR perceived signal-to-noise ratio
  • SINR perceived signal-to-interference-plus-noise ratio
  • Time information where the time information is used to indicate a reception time of the first signal and/or a transmission time of the first signal.
  • the transmission processing device 1000 further includes:
  • the first receiving module 1001 is further used to receive a second signal from a second device, where the second signal is a perception signal or a synaesthesia integration signal;
  • the first compensation module is used to compensate the perception result obtained based on the second signal according to the first parameter.
  • the first receiving module 1001 is further used to receive first indication information from a third device, where the first indication information is used to indicate that the second signal is associated with the first signal; and/or
  • the first determining module 1002 is further configured to determine, based on a protocol agreement, that the second signal is associated with the first signal.
  • the transmission processing device 1000 further includes:
  • a first sending module is used to send the first parameter to the second device; send a third signal to the second device, wherein the third signal is a perception signal or a synaesthesia integration signal;
  • the third signal is associated with the first signal, and the first parameter is used to compensate for a perception result obtained based on the third signal.
  • the first sending module is further used for the first device to send second indication information to the second device, where the second indication information is used to indicate that the third signal is associated with the first signal.
  • the association of the third signal with the first signal includes: a protocol stipulates that the first signal is associated with the third signal, or a third device sends third indication information to the first device and/or the second device to indicate that the third signal is associated with the first signal.
  • the first sending module is used to send first configuration information to the second device, where the first configuration information is used to indicate the time-frequency resource configuration of the first signal.
  • the first determining module 1002 is further configured to determine the first configuration information
  • the first receiving module 1001 is further configured to receive the first configuration information from a third device.
  • the first determining module 1002 is specifically used to obtain first information, and determine first configuration information according to the first information;
  • the first information includes at least one of the following:
  • the state information includes at least one of position information, direction information and speed information.
  • the first determination module 1002 is further configured to determine whether to update the first configuration information according to the first parameter; if it is determined to update the first configuration information, determine second configuration information according to the first parameter, and the second configuration information is used to update the first configuration information;
  • the first sending module is further used to send the second configuration information to the second device.
  • the first sending module is further configured to send the first parameter to a third device, wherein the first parameter is used to to determine whether to update the first configuration information.
  • the first receiving module 1001 is further used to receive second configuration information from the third device when the third device determines to update the first configuration information; or, the first receiving module 1001 is further used to receive second configuration information from the third device when the third device determines to update the first configuration information, and the first sending module is used to send the second configuration information to the second device;
  • the second configuration information is used to update the first configuration information.
  • the first configuration information and/or the second configuration information includes at least one of the following:
  • Time-frequency resource configuration information of the resource set
  • Time-frequency resource configuration information of resources
  • the first part is the frequency domain resource information of the signal
  • the second part is the frequency domain resource information of the signal
  • the transmission processing device further includes:
  • the second information is agreed upon by the protocol or a signaling instruction is sent by a third device to the first device, and the second information includes at least one of a carrier frequency deviation step value, a first value and a second value, wherein the first value is used to indicate the minimum value of the value range of the carrier frequency deviation, and the second value is used to indicate the maximum value of the value range of the carrier frequency deviation.
  • the transmission processing device 1100 includes:
  • the second sending module 1101 is used to send a first signal to a first device, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, where the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • the first signal satisfies at least one of the following:
  • the first part of the signal and the second part of the signal occupy different frequency resources
  • ⁇ f ⁇ T is greater than or equal to a first preset threshold, wherein ⁇ f represents the difference between the center frequency of the first signal and the center frequency of the second signal, and T represents the smaller duration between the duration occupied by the first signal and the duration occupied by the second signal.
  • the second sending module 1101 is further configured to send a second signal to the first device, wherein the second signal
  • the signal is a perceptual signal or a synaesthesia integration signal
  • the protocol stipulates that the second signal is associated with the first signal, or a third device sends third indication information to the first device to indicate that the second signal is associated with the first signal.
  • the transmission processing device 1100 further includes:
  • a second receiving module is used to receive the first parameter from the first device; receive a third signal from the first device, wherein the third signal is a perception signal or a synaesthesia integration signal;
  • the second compensation module is used to compensate the perception result obtained based on the third signal based on the first parameter.
  • the second receiving module is further used to receive third indication information from a third device, where the third indication information is used to indicate that the third signal is associated with the first signal; or,
  • the second receiving module is further configured to receive second indication information from the first device, where the second indication information is used to indicate that the third signal is associated with the first signal; or,
  • the transmission processing device 1100 further includes a second determination module, configured to determine, based on a protocol agreement, that the third signal is associated with the first signal.
  • the transmission processing device 1100 further includes:
  • the second receiving module is used to receive first configuration information from the first device or the third device, where the first configuration information is used to indicate the time-frequency resource configuration of the first signal.
  • the second receiving module is further used to receive second configuration information from the first device or the third device, where the second configuration information is determined based on the first parameter, and the second configuration information is used to update the first configuration information.
  • the transmission processing device 1200 includes:
  • the third sending module 1201 is used to send first configuration information to the first device and/or the second device, where the first configuration information is used to indicate the time-frequency resource configuration of the first signal, where the first signal includes a first part signal and a second part signal, where the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, where the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • the first signal satisfies at least one of the following:
  • the first part of the signal and the second part of the signal occupy different frequency resources
  • ⁇ f ⁇ T is greater than or equal to a first preset threshold, wherein ⁇ f represents the difference between the center frequency of the first signal and the center frequency of the second signal, and T represents the smaller duration between the duration occupied by the first signal and the duration occupied by the second signal.
  • the third sending module 1201 is further used to indicate at least one of the following:
  • first indication information is used to indicate that a second signal sent by a second device is associated with the first signal, a receiving end of the second signal is the first device, and the second signal is a perception signal or a synaesthesia integration signal;
  • the third indication information is used to indicate that a third signal sent by the first device is associated with the first signal, the receiving end of the third signal is the second device, and the third signal is a perception signal or a synaesthesia integration signal.
  • the transmission processing device 1200 further includes:
  • a second acquisition module used to acquire first information
  • a third determining module configured to determine first configuration information according to the first information
  • the first information includes at least one of the following:
  • the state information includes at least one of position information, direction information and speed information.
  • the transmission processing device 1200 further includes:
  • a third receiving module configured to receive the first parameter from the first device
  • a third determination module configured to determine whether to update the first configuration information according to the first parameter; if it is determined to update the first configuration information, determine second configuration information according to the first parameter, wherein the second configuration information is used to update the first configuration information;
  • the third sending module 1201 is further configured to send the second configuration information to the first device and/or the second device.
  • the third sending module 1201 is further used to send second information to the first device, where the second information is used to determine the first parameter;
  • the second information includes at least one of a carrier frequency deviation step value, a first value and a second value, wherein the first value is used to indicate the minimum value of the value range of the carrier frequency deviation, and the second value is used to indicate the maximum value of the value range of the carrier frequency deviation.
  • the transmission processing device in the embodiment of the present application can be an electronic device, such as an electronic device with an operating system, or a component in an electronic device, such as an integrated circuit or a chip.
  • the electronic device can be a terminal, or it can be other devices other than a terminal.
  • the terminal can include but is not limited to the types of terminal 11 listed above, and other devices can be servers, network attached storage (NAS), etc., which are not specifically limited in the embodiment of the present application.
  • the transmission processing device provided in the embodiment of the present application can implement the various processes implemented by the method embodiments of Figures 4 to 9 and achieve the same technical effects. To avoid repetition, they will not be described here.
  • the embodiment of the present application further provides a communication device 1300, including a processor 1301 And a memory 1302, the memory 1302 stores a program or instruction that can be run on the processor 1301, and when the program or instruction is executed by the processor 1301, the various steps of the above-mentioned transmission processing method embodiment are implemented, and the same technical effect can be achieved. To avoid repetition, it will not be repeated here.
  • the embodiment of the present application also provides a terminal, including a processor and a communication interface, wherein:
  • the communication interface is used to receive a first signal from a second device, where the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal; the processor is used to determine a first parameter according to the first signal; wherein the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation;
  • the communication interface is used to send a first signal to the first device, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • the terminal embodiment corresponds to the above-mentioned terminal side method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiment can be applied to the terminal embodiment and can achieve the same technical effect.
  • Figure 14 is a schematic diagram of the hardware structure of a terminal implementing the embodiment of the present application.
  • the terminal 1400 includes but is not limited to: a radio frequency unit 1401, a network module 1402, an audio output unit 1403, an input unit 1404, a sensor 1405, a display unit 1406, a user input unit 1407, an interface unit 1408, a memory 1409 and at least some of the components of the processor 1410.
  • the terminal 1400 may also include a power source (such as a battery) for supplying power to each component, and the power source may be logically connected to the processor 1410 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system.
  • a power source such as a battery
  • the terminal structure shown in FIG14 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine certain components, or arrange components differently, which will not be described in detail here.
  • the input unit 1404 may include a graphics processing unit (GPU) 14041 and a microphone 14042, and the graphics processing unit 14041 processes the image data of a static picture or video obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode.
  • the display unit 1406 may include a display panel 14061, and the display panel 14061 may be configured in the form of a liquid crystal display, an organic light emitting diode, etc.
  • the user input unit 1407 includes a touch panel 14071 and at least one of other input devices 14072.
  • the touch panel 14071 is also called a touch screen.
  • the touch panel 14071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 14072 may include, but are not limited to, a physical keyboard, function keys (such as a volume control key, a switch key, etc.), a trackball, a mouse, and a joystick, which will not be repeated here.
  • the radio frequency unit 1401 can transmit the data to the processor 1410 for processing; in addition, the radio frequency unit 1401 can send uplink data to the network side device.
  • the radio frequency unit 1401 includes but is not limited to an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc.
  • the memory 1409 can be used to store software programs or instructions and various data.
  • the memory 1409 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.), etc.
  • the memory 1409 may include a volatile memory or a non-volatile memory, or the memory 1409 may include both volatile and non-volatile memories.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), an electrically erasable programmable read-only memory (EEPROM), or a flash memory.
  • the volatile memory may be a random access memory (RAM), a static random access memory (SRAM), a dynamic random access memory (DRAM), a synchronous dynamic random access memory (SDRAM), a double data rate synchronous dynamic random access memory (DDRSDRAM), an enhanced synchronous dynamic random access memory (ESDRAM), a synchronous link dynamic random access memory (SLDRAM) and a direct memory bus random access memory (DRRAM).
  • the memory 1409 in the embodiment of the present application includes but is not limited to these and any other suitable types of memory.
  • the processor 1410 may include one or more processing units; optionally, the processor 1410 integrates an application processor and a modem processor, wherein the application processor mainly processes operations related to an operating system, a user interface, and application programs, and the modem processor mainly processes wireless communication signals, such as a baseband processor. It is understandable that the modem processor may not be integrated into the processor 1410.
  • the radio frequency unit 1401 is used to receive a first signal from a second device, the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and the center frequency of the first partial signal is higher than the center frequency of the second partial signal; the processor 1410 is used to determine a first parameter according to the first signal; wherein the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset;
  • the radio frequency unit 1401 is used to send a first signal to the first device, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • the embodiment of the present application also provides a network side device, including a processor and a communication interface, wherein:
  • the communication interface is used to receive a first signal from a second device, the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and the center frequency of the first partial signal is higher than the center frequency of the second partial signal; the processor is used to determine a first parameter according to the first signal; wherein the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency offset;
  • the communication interface is used to send a first signal to the first device,
  • the first signal includes a first partial signal and a second partial signal, the first partial signal and the second partial signal are in the same frequency band, and a center frequency of the first partial signal is higher than a center frequency of the second partial signal;
  • the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation;
  • the communication interface is used to send first configuration information to the first device and/or the second device, the first configuration information is used to indicate the time-frequency resource configuration of the first signal, the first signal includes a first part signal and a second part signal, the first part signal and the second part signal are in the same frequency band, and the center frequency of the first part signal is higher than the center frequency of the second part signal; the first signal is used to determine a first parameter, the first parameter is used to compensate for the perception result, and the first parameter includes a carrier frequency deviation.
  • This network side device embodiment corresponds to the above-mentioned network side device method embodiment.
  • Each implementation process and implementation method of the above-mentioned method embodiment can be applied to this network side device embodiment and can achieve the same technical effect.
  • the embodiment of the present application also provides a network side device.
  • the network side device 1500 includes: an antenna 1501, a radio frequency device 1502, a baseband device 1503, a processor 1504 and a memory 1505.
  • the antenna 1501 is connected to the radio frequency device 1502.
  • the radio frequency device 1502 receives information through the antenna 1501 and sends the received information to the baseband device 1503 for processing.
  • the baseband device 1503 processes the information to be sent and sends it to the radio frequency device 1502.
  • the radio frequency device 1502 processes the received information and sends it out through the antenna 1501.
  • the method executed by the network-side device in the above embodiment may be implemented in the baseband device 1503, which includes a baseband processor.
  • the baseband device 1503 may include, for example, at least one baseband board, on which multiple chips are arranged, as shown in Figure 15, one of which is, for example, a baseband processor, which is connected to the memory 1505 through a bus interface to call the program in the memory 1505 and execute the network device operations shown in the above method embodiment.
  • the network side device may also include a network interface 1506, which is, for example, a common public radio interface (CPRI).
  • a network interface 1506 which is, for example, a common public radio interface (CPRI).
  • CPRI common public radio interface
  • the network side device 1500 of the embodiment of the present application also includes: instructions or programs stored in the memory 1505 and executable on the processor 1504.
  • the processor 1504 calls the instructions or programs in the memory 1505 to execute the methods executed by the modules shown in Figures 10, 11 or 12, and achieves the same technical effect. To avoid repetition, it will not be repeated here.
  • An embodiment of the present application also provides a readable storage medium, on which a program or instruction is stored.
  • a program or instruction is stored.
  • each process of the above-mentioned transmission processing method embodiment is implemented, and the same technical effect can be achieved. To avoid repetition, it will not be repeated here.
  • the processor is the processor in the terminal described in the above embodiment.
  • the readable storage medium includes a computer readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk.
  • the present application embodiment further provides a chip, the chip comprising a processor and a communication interface, the communication interface and The processor is coupled, and the processor is used to run programs or instructions to implement the various processes of the above-mentioned transmission processing method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the chip mentioned in the embodiments of the present application can also be called a system-level chip, a system chip, a chip system or a system-on-chip chip, etc.
  • the embodiments of the present application further provide a computer program/program product, which is stored in a storage medium and is executed by at least one processor to implement the various processes of the above-mentioned transmission processing method embodiment and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • An embodiment of the present application also provides a communication system, including: a terminal and a network side device, wherein the terminal is used to execute the various processes as shown in Figure 4 or Figure 8 and the various method embodiments described above, and the network side device is used to execute the various processes as shown in Figure 4 or Figure 8 or Figure 9 and the various method embodiments described above, and can achieve the same technical effect. In order to avoid repetition, it will not be repeated here.
  • the technical solution of the present application can be embodied in the form of a computer software product, which is stored in a storage medium (such as ROM/RAM, a magnetic disk, or an optical disk), and includes a number of instructions for enabling a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to execute the methods described in each embodiment of the present application.
  • a storage medium such as ROM/RAM, a magnetic disk, or an optical disk
  • a terminal which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande se rapporte au domaine technique des communications et divulgue un procédé et un appareil de traitement de transmission, un terminal et un dispositif côté réseau. Le procédé de traitement de transmission dans des modes de réalisation de la présente invention comprend les étapes suivantes : un premier dispositif reçoit un premier signal provenant d'un second dispositif, le premier signal étant composé d'un premier signal partiel et d'un second signal partiel, le premier signal partiel et le second signal partiel se situant dans la même bande de fréquences, et la fréquence centrale du premier signal partiel étant supérieure à la fréquence centrale du second signal partiel ; le premier dispositif détermine un premier paramètre en fonction du premier signal, le premier paramètre étant utilisé pour compenser un résultat de détection, et le premier paramètre comprenant un décalage de fréquence porteuse.
PCT/CN2024/071036 2023-01-12 2024-01-08 Procédé et appareil de traitement de transmission, terminal et dispositif côté réseau WO2024149185A1 (fr)

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CN202310041486.2A CN118338400A (zh) 2023-01-12 2023-01-12 传输处理方法、装置、终端及网络侧设备
CN202310041486.2 2023-01-12

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WO2022089642A1 (fr) * 2020-11-02 2022-05-05 华为技术有限公司 Procédé et appareil d'apprentissage de faisceau, et support de stockage
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WO2022253238A1 (fr) * 2021-06-04 2022-12-08 维沃移动通信有限公司 Procédé de transmission de message, procédé et dispositif d'envoi de signal, et dispositif de communication
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060223559A1 (en) * 2005-03-29 2006-10-05 Pei Chen Doppler compensation scheme
CN113965954A (zh) * 2020-07-01 2022-01-21 华为技术有限公司 感知测量信息交互装置
WO2022089642A1 (fr) * 2020-11-02 2022-05-05 华为技术有限公司 Procédé et appareil d'apprentissage de faisceau, et support de stockage
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