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CN101820672A - Power control method and device of physical uplink control channel - Google Patents

Power control method and device of physical uplink control channel Download PDF

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Publication number
CN101820672A
CN101820672A CN201010139672A CN201010139672A CN101820672A CN 101820672 A CN101820672 A CN 101820672A CN 201010139672 A CN201010139672 A CN 201010139672A CN 201010139672 A CN201010139672 A CN 201010139672A CN 101820672 A CN101820672 A CN 101820672A
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CN
China
Prior art keywords
pucch
power control
subframe
subscriber equipment
emissive power
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CN201010139672A
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CN101820672B (en
Inventor
朱鹏
梁春丽
杨维维
喻斌
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ZTE Corp
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ZTE Corp
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Priority to CN201010139672.2A priority Critical patent/CN101820672B/en
Priority to PCT/CN2010/076146 priority patent/WO2011116581A1/en
Publication of CN101820672A publication Critical patent/CN101820672A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/38TPC being performed in particular situations
    • H04W52/42TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/30TPC using constraints in the total amount of available transmission power
    • H04W52/32TPC of broadcast or control channels
    • H04W52/325Power control of control or pilot channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/06TPC algorithms
    • H04W52/14Separate analysis of uplink or downlink
    • H04W52/146Uplink power control

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

Abstract

The invention provides a power control method and device of a physical uplink control channel, which relates to the field of mobile communication, and can control the power control adjusting states of a plurality of PUCCHs when the plurality of PUCCHs are transmitted simultaneously on a component carrier wave. The method of the invention comprises the following steps: when user equipment transmits a plurality of PUCCHs on a component carrier wave simultaneously, the user equipment determines an independent or uniform power control adjusting state for the plurality of physical uplink control channels according to a detected transmitting power control command, and transmits the plurality of PUCCHs on the component carrier wave according to the power control adjusting state. The technical scheme provided by the invention can be applied in the field of power management of user equipment.

Description

The Poewr control method of Physical Uplink Control Channel and device
Technical field
The present invention relates to moving communicating field, particularly relate to a kind of Poewr control method and device of Physical Uplink Control Channel.
Background technology
At 3GPP LTE (The 3rd Generation Partnership Project Long Term Evolution, third generation partner program Long Term Evolution) in the system, uplink power control (uplink power control, abbreviate uplink power control or power control as) be used to control the transmitting power of uplink physical channel (uplink physical channel), with the path loss and the shade of compensate for channel, and suppress presence of intercell interference.Wherein, the uplink physical channel of uplink power control control comprises Physical Uplink Shared Channel (Physical Uplink SharedChannel, PUSCH), Physical Uplink Control Channel (Physical Uplink Control Channel, PUCCH) and measuring reference signals (Sounding Reference Signal, SRS).The control mode that the LTE uplink power control adopts open loop (open loop) and closed loop (closed loop) to combine.
In the LTE system, (User Equipment, UE) transmitting power of the Physical Uplink Control Channel PUCCH on subframe (subframe) i is defined as subscriber equipment
P PUCCH(i)=min{P CMAX,P 0_PUCCH+PL+h(n CQI,n HARQ)+Δ F_PUCCH(F)+g(i)}[dBm]
Wherein, g (i) is called the current power control adjustment state (the current PUCCHpower control adjustment state) of PUCCH, is shown below:
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 δ PUCCH ( i - k m )
In the formula, to frequency division duplex system (Frequency Division Duplex, FDD), M=1, k 0=4.Promptly to the FDD system, the power of the PUCCH on subframe i control adjustment state (being current power control adjustment state) g (i) is that the power control adjustment state g (i-1) on the subframe i-1 goes up emissive power control command (TPC command) δ of base station indication with subframe i-4 PUCCHAccumulated value.
To tdd systems (Time Division Duplex, TDD), M and k mValue relevant with system uplink-downlink configuration (Uplink-downlink configurations).Promptly to the TDD system, the power of the PUCCH on subframe i control adjustment state (being current power control adjustment state) g (i) is the power control adjustment state g (i-1) and subframe i-k on the subframe i-1 0, i-k 1..., i-k M-1A plurality of emissive power control command δ of last base station indication PUCCHAnd accumulated value.
To the TDD system, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
Emissive power control command δ PUCCHBe a UE specific (UE specific) closed loop correction value, (Physical Downlink Control Channel PDCCH) sends to object UE by Physical Downlink Control Channel by the base station.
(Downlink Control Information DCI), comprises down/uplink scheduling information (downlink or uplink scheduling information) emissive power control command etc. to the control information of Physical Downlink Control Channel bearing downlink.According to different Downlink Control Information, LTE system definition multiple descending control information format (DCI format).And the emissive power control command of PUCCH is included in DCIformat 1A/1B/1D/2A/2 and the DCI format 3/3A that is used for PUCCH, and each TPCcommand is 1bit or 2bits, indication δ PUCCHValue, its mapping relations are respectively as shown in Table 1 and Table 2.
TPC Command and δ among the table 1 DCI format 1A/1B/1D/2A/2/3 PUCCHMapping relations
??TPC?Command?Field?in??DCI?format?1A/1B/1D/1/2A/2/3 ??δ PUCCH[dB]
??0 ??-1
??1 ??0
??2 ??1
??3 ??3
TPC Command and δ among the table 2 DCI format 3A PUCCHMapping relations
??TPC?Command?Field?in??DCI?format?3A ??δ PUCCH[dB]
??0 ??-1
??1 ??1
Wherein, the TPC command that includes a plurality of UE among the DCI format 3/3A, the form of DCI format3/3A as shown in Figure 1, different UEs finds one's own TPC command according to the corresponding therein position of parameter " transmitting power control index tpc-Index " of high level configuration after receiving PDCCH DCI format 3/3A.To DCI format 3, the span of transmitting power control index tpc-Index is the integer in [1,15]; To DCI format 3A, the span of transmitting power control index tpc-Index is the integer in [1,31].
Only include a TPCcommand among the DCI format 1A/1B/1D/2A/2 at its object UE.This TPC command is the emissive power control command of the pairing PUCCH of PDSCH of this DCI format scheduling.
If UE does not detect TPC command, then δ on certain subframe PUCCH=0dB.
Physical Uplink Control Channel PUCCH carrying ascending control information (Uplink ControlInformation, UCI), comprise dispatch request (Scheduling Request, SR), Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH) response message (ACK/NACK), the feedback quantity that channel quality is relevant (Channel Quality Indication (channel quality indication, CQI)/Precoding Matrix Indicator (pre-coding matrix indication, PMI)/RankIndication (order indication, RI)).
LTE-Advanced system (being called for short the LTE-A system) is the evolution system of future generation of LTE system.As shown in Figure 2, the LTE-A system adopts carrier aggregation (carrier aggregation) technological expansion transmission bandwidth, the carrier wave of each polymerization be called one " component carrier " (component carrier, CC).A plurality of component carriers can be continuous, also can be discontinuous; Same frequency range (operatingband) can be positioned at, also different frequency range can be positioned at.
Prior art proposes, and in the LTE-A system, subscriber equipment can send a plurality of Physical Uplink Control Channel PUCCH simultaneously on the one-component carrier wave.And a PUCCH can carry the response message ACK/NACK of one or more Physical Downlink Shared Channel PDSCH by binding (ACK/NACKbundling) or multiplexing (ACK/NACK multiplexing) mode.
When a plurality of PUCCH sent on the one-component carrier wave, subscriber equipment was determined the power control adjustment state that each PUCCH is current how according to the emissive power control command of base station indication, becomes a problem demanding prompt solution.
Summary of the invention
The invention provides a kind of Poewr control method and device of Physical Uplink Control Channel, when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, can control the power control adjustment state of described a plurality of PUCCH.
In order to reach the foregoing invention purpose, the invention provides following technical scheme:
The Poewr control method of a kind of Physical Uplink Control Channel (PUCCH) comprising:
When subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, the emissive power control command that described subscriber equipment obtains according to detection, for described a plurality of Physical Uplink Control Channel are determined independent or unified power control adjustment state, according to described power control adjustment state, on described component carrier, send described a plurality of PUCCH.
Further, described method also has following characteristics: described subscriber equipment is that described a plurality of PUCCH determines independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and wherein the power control adjustment state of n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m )
n=1,…,N
To tdd systems, if described subframe i is not a sub-frame of uplink, g n(i)=g n(i-1)
Wherein, g n(i-1) be the power control adjustment state of n PUCCH on subframe i-1; M and k mRelevant with system configuration; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
Further, described method also has following characteristics:
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m ) = g n ( i - 1 ) + Δg n ( i - 4 )
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Further, described method also has following characteristics: described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + func { Σ m = 0 M - 1 Δg 1 ( i - k m ) , · · · , Σ m = 0 M - 1 Δg n ( i - k m ) , · · · , Σ m = 0 M - 1 Δg N ( i - k m ) }
n=1,…,N
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment; Func{} is the mathematical algorithm that sets in advance.
Further, described method also has following characteristics:
Described mathematical algorithm func{} is for asking the summation of a plurality of values in { } or maximum wherein or minimum value.
Further, described method also has following characteristics:
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i is
g(i)=g(i-1)+func{Δg 1(i-4),…,Δg n(i-4),…,Δg N(i-4)}
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Further, described method also has following characteristics:
Described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 Δg ( i - k m )
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g (i-k m) be that described a plurality of PUCCH is at subframe i-k MOn unified transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
Further, described method also has following characteristics:
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i, g (i)=g (i-1)+Δ g (i-4);
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Further, described method also has following characteristics:
To tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
Further, described method also has following characteristics:
The base station is that a described N Physical Uplink Control Channel is indicated independently emissive power control command respectively.
Further, described method also has following characteristics:
The base station is described N the common emissive power control command of Physical Uplink Control Channel indication.
Further, described method also has following characteristics:
Described n PUCCH is at subframe i-k mOn transmitting power control adjusted value Δ g n(i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
Further, described method also has following characteristics:
Described base station is that a plurality of emissive power control commands of described n PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be in described a plurality of emissive power control command.
Further, described method also has following characteristics:
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of described subscriber equipment maximum or minimum value or a plurality of numerical value in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH;
If subframe i-k mThe above subscriber equipment only detects the emissive power control command of a described n PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the then transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command.
Further, described method also has following characteristics:
Described base station is in a plurality of emissive power control commands of described n PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Further, described method also has following characteristics:
A described N PUCCH is at subframe i-k mOn unified transmitting power control adjusted value Δ g (i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g (i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
Further, described method also has following characteristics:
Described base station is that a plurality of emissive power control commands of described N PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be in described a plurality of emissive power control command.
Further, described method also has following characteristics:
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be maximum or the minimum value of described subscriber equipment in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH, the perhaps summation of a plurality of numerical value;
As subframe i-k mOn, described subscriber equipment only detects the emissive power control command of a described N PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the transmitting power control adjusted value Δ g (i-k of then described N PUCCH m) be described emissive power control command.
Further, described method also has following characteristics:
Described base station is in a plurality of emissive power control commands of described N PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Further, described method also has following characteristics:
Described subscriber equipment is that described a plurality of Physical Uplink Control Channel determines that independently still unified power control adjustment state disposes by high-level signaling.
Further, described method also has following characteristics: described emissive power control command sends in the following way, comprising:
In the Downlink Control Information of Physical Downlink Control Channel carrying, transmit, comprising: transmit at the descending control information format 3/3A (DCI format 3/3A) of the emissive power control command of indicating a plurality of PUCCH of being used for;
Transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, comprise descending control information format 1A, 1B, 1D, 2A and 2 (DCI format 1A/1B/1D/2A/2).
The output control device of a kind of Physical Uplink Control Channel (PUCCH) comprises determination module and sending module, wherein:
Described determination module is used for when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, according to the emissive power control command that detection obtains, determines independent or unified power for described a plurality of Physical Uplink Control Channel and controls the adjustment state;
Described sending module is used for sending described a plurality of PUCCH according to described power control adjustment state on described component carrier.
Further, described device also has following characteristics: described device is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprises
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and wherein the power control adjustment state of n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m )
n=1,…,N
To tdd systems, if described subframe i is not a sub-frame of uplink, g n(i)=g n(i-1);
Wherein, g n(i-1) be the power control adjustment state of n PUCCH on subframe i-1; M and k mRelevant with system configuration; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
Further, described device also has following characteristics:
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described n PUCCH on subframe i
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m ) = g n ( i - 1 ) + Δg n ( i - 4 )
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Further, described device also has following characteristics:
Described device is that described a plurality of Physical Uplink Control Channel is determined unified power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + func { Σ m = 0 M - 1 Δg 1 ( i - k m ) , · · · , Σ m = 0 M - 1 Δg n ( i - k m ) , · · · , Σ m = 0 M - 1 Δg N ( i - k m ) }
n=1,…,N
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment; Func{} is the mathematical algorithm that sets in advance.
Further, described device also has following characteristics: described mathematical algorithm func{} is for asking the summation of a plurality of values in { } or maximum wherein or minimum value.
Further, described device also has following characteristics:
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i
g(i)=g(i-1)+func{Δg 1(i-4),…,Δg n(i-4),…,Δg N(i-4)}
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Further, described device also has following characteristics: described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined unified power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state { g (i) } of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 Δg ( i - k m )
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g (i-k m) be that described a plurality of PUCCH is at subframe i-k MOn unified transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
Further, described device also has following characteristics:
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i, g (i)=g (i-1)+Δ g (i-4);
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Further, described device also has following characteristics: to tdd systems, if subframe i is not a sub-frame of uplink, and g (i)=g (i-1).
Further, described device also has following characteristics: the base station is that a described N Physical Uplink Control Channel is indicated independently emissive power control command respectively.
Further, described device also has following characteristics: the base station is described N the common emissive power control command of Physical Uplink Control Channel indication.
Further, described device also has following characteristics: described n PUCCH is at subframe i-k mOn transmitting power control adjusted value Δ g n(i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
Further, described device also has following characteristics:
Described base station is that a plurality of emissive power control commands of described n PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be in described a plurality of emissive power control command.
Further, described device also has following characteristics:
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of described subscriber equipment maximum or minimum value or a plurality of numerical value in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH;
If subframe i-k mOn, described subscriber equipment only detects the emissive power control command of a described n PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the then transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command.
Further, described device also has following characteristics:
Described base station is in a plurality of emissive power control commands of described n PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Further, described device also has following characteristics:
A described N PUCCH is at subframe i-k mOn unified transmitting power control adjusted value Δ g (i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g (i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
Further, described device also has following characteristics: described base station is that a plurality of emissive power control commands of described N PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be in described a plurality of emissive power control command.
Further, described device also has following characteristics:
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be maximum or the minimum value of described subscriber equipment in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH, the perhaps summation of a plurality of numerical value;
If subframe i-k mThe above subscriber equipment only detects the emissive power control command of a described N PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the transmitting power control adjusted value Δ g (i-k of then described N PUCCH m) be described emissive power control command.
Further, described device also has following characteristics: described base station is in a plurality of emissive power control commands of described N PUCCH indication, the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Further, described device also has following characteristics: described device is that described a plurality of Physical Uplink Control Channel determines that independently still unified power control adjustment state disposes by high-level signaling.
Further, described device also has following characteristics: described emissive power control command sends in the following way, comprising:
In the Downlink Control Information of Physical Downlink Control Channel carrying, transmit, comprising: transmit at the descending control information format 3/3A (DCI format 3/3A) of the emissive power control command of indicating a plurality of PUCCH of being used for;
Transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, comprise descending control information format 1A, 1B, 1D, 2A and 2 (DCI format 1A/1B/1D/2A/2).
The present invention proposes technical scheme, when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, the emissive power control command that obtains according to detection, for described a plurality of Physical Uplink Control Channel are determined independent or unified power control adjustment state, and according to described power control adjustment state, on described component carrier, send described a plurality of PUCCH, reach the purpose that the power control adjustment state of described a plurality of PUCCH is controlled, be convenient to the application in real life.
Description of drawings
Fig. 1 is the form schematic diagram of LTE system descending control information DCI format 3/3A in the prior art;
Fig. 2 is a LTE-A system carrier aggregation schematic diagram in the prior art;
Fig. 3 is the schematic flow sheet of the Poewr control method embodiment of Physical Uplink Control Channel provided by the invention;
Fig. 4 is the structural representation of the output control device embodiment of Physical Uplink Control Channel provided by the invention.
Embodiment
Describe the present invention in detail below in conjunction with embodiment and accompanying drawing.
As shown in Figure 3, the Poewr control method embodiment of a kind of Physical Uplink Control Channel provided by the invention (PUCCH) comprising:
Step 301, when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, the emissive power control command that described subscriber equipment obtains according to detection is that described a plurality of Physical Uplink Control Channel determine independent or unified power control adjustment states;
Step 302, described subscriber equipment send described a plurality of PUCCH according to described power control adjustment state on described component carrier.
Wherein said power control adjustment state can be determined in the following way, comprising:
Method one:
When subscriber equipment sent a plurality of Physical Uplink Control Channel PUCCH simultaneously on the one-component carrier wave, the base station was that described each Physical Uplink Control Channel disposes independently power control adjustment state respectively.
On the subframe i, described subscriber equipment sends N Physical Uplink Control Channel PUCCH simultaneously on the one-component carrier wave, and wherein the current power adjustment state of N PUCCH is respectively { g n(i) }, n=1 ..., N.
The power of n PUCCH control adjustment state among the described N PUCCH, i.e. the current power of n PUCCH control adjustment state g n(i) be
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δ g n ( i - k m )
n=1,…,N
Wherein, g n(i-1) be the power control adjustment state of n PUCCH on subframe i-1, M and k mRelevant with system configuration, Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value.
To frequency division duplex system, M=1, k 0=4, promptly subframe i goes up power control adjustment state (the being current power control adjustment state) g of described n the PUCCH that sends n(i), be power control adjustment state g on its subframe i-1 n(i-1) with its transmitting power control adjusted value Δ g on subframe i-4 n(i-4) accumulated value, promptly
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m ) = g n ( i - 1 ) + Δg n ( i - 4 )
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems, promptly subframe i goes up power control adjustment state (being that current power the is controlled the adjustment state) g of described n the PUCCH that sends n(i), be power control adjustment state g on its subframe i-1 n(i-1) with its at subframe i-k 0, i-k 1..., i-k MTransmitting power control adjusted value Δ g on-1 n(i-k m) and accumulated value.
To tdd systems, if subframe i is not a sub-frame of uplink, g n(i)=g n(i-1).
Method two:
When subscriber equipment sent a plurality of Physical Uplink Control Channel PUCCH simultaneously on the one-component carrier wave, the base station was the unified power control adjustment state of described each Physical Uplink Control Channel configuration.
On the subframe i, described subscriber equipment sends N Physical Uplink Control Channel PUCCH simultaneously on the one-component carrier wave, and the current power of N PUCCH is adjusted state { g (i) } and is
g ( i ) = g ( i - 1 ) + func { Σ m = 0 M - 1 Δg 1 ( i - k m ) , · · · , Σ m = 0 M - 1 Δg n ( i - k m ) , · · · , Σ m = 0 M - 1 Δg N ( i - k m ) }
n=1,…,N
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment; Func{} is the mathematical algorithm that sets in advance, and wherein said mathematical algorithm func{} is for asking the summation of a plurality of values in { }, perhaps maximum wherein or minimum value.
To frequency division duplex system, M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i
g(i)=g(i-1)+func{Δg 1(i-4),…,Δg n(i-4),…,Δg N(i-4)}
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
To tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
To above-mentioned method one and method two:
The base station is that a described N Physical Uplink Control Channel is indicated independently emissive power control command respectively.
Described n PUCCH is at subframe i-k mOn transmitting power control adjusted value Δ g n(i-k m) be subframe i-k mOn, the detected base station of subscriber equipment is the function of the emissive power control command of described n PUCCH indication.
Described emissive power control command transmits in the Downlink Control Information of Physical Downlink Control Channel carrying, include but not limited to descending control information format 3/3A (DCI format 3/3A) transmission at the emissive power control command of a plurality of PUCCH of being used for of indication, and transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCI format 1A/1B/1D/2A/2).
Preferably, as subframe i-k mOn, when subscriber equipment does not detect the emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be 0, promptly
Δg n(i-k m)=δ PUCCH,n(i-k m)=0????n=1,…,N
Preferably, as subframe i-k mOn, when subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command, promptly
Δg n(i-k m)=δ PUCCH,n(i-k m)????n=1,…,N
Preferably, as subframe i-k mOn, when subscriber equipment detects a plurality of emissive power control command of described n PUCCH,
(1)
The transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the function of described a plurality of emissive power control commands, promptly
Δg n ( i - k m ) = func ′ { δ PUCCH , n 1 ( i - k m ) , · · · , δ PUCCH , n j ( i - k m ) , · · · , δ PUCCH , n J ( i - k m ) }
n=1,…,N
j=1,…,J
Wherein, J is subframe i-k mOn, the detected base station of subscriber equipment is the number of the emissive power control command of described n PUCCH indication;
Func ' { } represents a function;
Preferably, described function f unc ' { } is the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
(2)
Subframe i-k mOn, the base station is that a plurality of emissive power control commands of described n PUCCH indication are identical, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be described emissive power control command, promptly
Δg n(i-k m)=δ PUCCH,n(i-k m)????n=1,…,N
(3)
If described a plurality of emissive power control command all is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), or all be carried among the descending control information format 3/3A (DCI format 3/3A) transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the function of described a plurality of emissive power control commands, promptly
Δg n ( i - k m ) = func ′ { δ PUCCH , n 1 ( i - k m ) , · · · , δ PUCCH , n j ( i - k m ) , · · · , δ PUCCH , n J ( i - k m ) }
n=1,…,N
j=1,…,J
Wherein, J is subframe i-k mOn, the detected base station of subscriber equipment is the number of the emissive power control command of described n PUCCH indication;
Func ' { } represents a function;
Preferably, described function f unc ' { } is the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
If a described a plurality of emissive power control command part is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), a part is carried among the descending control information format 3/3A (DCI format3/3A), the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the described function that is carried on the emissive power control command of the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
(4)
Preferably, subframe i-k mOn, the base station is that a plurality of emissive power control commands of being carried on of described n PUCCH indication descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH are identical;
Preferably, subframe i-k mOn, the base station is that a plurality of emissive power control commands that are carried among the descending control information format 3/3A (DCI format 3/3A) of described n PUCCH indication are identical;
If described a plurality of emissive power control command all is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), or all be carried among the descending control information format 3/3A (DCI format 3/3A) transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command;
If a described a plurality of emissive power control command part is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), a part is carried among the descending control information format 3/3A (DCI format3/3A), the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the described emissive power control command that is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
When calculating current power adjustment state, the compute mode that function f unc{} and func ' { } adopt can be identical, also can be different, can be such as func{} and funnc ' { } all for getting maximum, or all be summation, also can func{} for getting maximum, func ' { } is for suing for peace.
Method three:
When subscriber equipment sent a plurality of Physical Uplink Control Channel PUCCH simultaneously on the one-component carrier wave, the base station was the unified power control adjustment state of described each Physical Uplink Control Channel configuration.
On the subframe i, described subscriber equipment sends N Physical Uplink Control Channel PUCCH simultaneously on certain component carrier, and the current power of N PUCCH is adjusted state { g (i) } and is
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 Δg ( i - k m )
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g (i-k m) be that described a plurality of PUCCH is at subframe i-k MOn unified transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
Wherein, to frequency division duplex system, M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i, g (i)=g (i-1)+Δ g (i-4);
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
To tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
The base station is described N the common emissive power control command of Physical Uplink Control Channel indication.
A described N Physical Uplink Control Channel is at subframe i-k mOn transmitting power control adjusted value Δ g (i-k m) be subframe i-k mOn, the base station is the function of the emissive power control command of described N Physical Uplink Control Channel indication.
Described emissive power control command transmits in the Downlink Control Information of Physical Downlink Control Channel carrying, include but not limited to transmission at the descending control information format 3/3A (DCI format 3/3A) of a plurality of PUCCH of the being used for emissive power control commands of indication, and transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCI format 1A/1B/1D/2A/2).
Preferably, as subframe i-k mOn, when subscriber equipment does not detect the emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be 0, promptly
Δg(i-k m)=0?n=1,…,N
Preferably, as subframe i-k mOn, when subscriber equipment only detects emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be described emissive power control command, promptly
Δg(i-k m)=δ PUCCH(i-k m)n=1,…,N
Preferably, as subframe i-k mOn, when subscriber equipment detects a plurality of emissive power control command of a described N PUCCH,
(1)
The transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be the function of described a plurality of emissive power control commands, promptly
Δg ( i - k m ) = func { δ PUCCH 1 ( i - k m ) , · · · , δ PUCCH j ( i - k m ) , · · · , δ PUCCH J ( i - k m ) }
j=1,…,J
Wherein, J is subframe i-k mOn, the number of the emissive power control command of the detected described a plurality of PUCCH of subscriber equipment;
Func{} represents a function;
Preferably, described function f unc{} is the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
(2)
Subframe i-k mOn, the base station is that a plurality of emissive power control commands of described N PUCCH indication are identical, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be described emissive power control command, promptly
Δg(i-k m)=δ PUCCH(i-k m)n=1,…,N
(3)
If a described N emissive power control command all is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), or all be carried among the descending control information format 3/3A (DCI format 3/3A) transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be the function of described a plurality of emissive power control commands, promptly
Δg ( i - k m ) = func { δ PUCCH 1 ( i - k m ) , · · · , δ PUCCH j ( i - k m ) , · · · , δ PUCCH J ( i - k m ) }
j=1,…,J
Wherein, J is subframe i-k mOn, the number of the emissive power control command of the detected described N PUCCH of subscriber equipment;
Func{} represents a function;
Preferably, described function f unc{} is the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value;
If a described N emissive power control command part is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), a part is carried among the descending control information format 3/3A (DCI format3/3A), the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be the described function that is carried on the emissive power control command of the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH;
(4)
Preferably, subframe i-k mOn, the base station is that a plurality of emissive power control commands of being carried on of described N PUCCH indication descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH are identical;
Preferably, subframe i-k mOn, the base station is that a plurality of emissive power control commands that are carried among the descending control information format 3/3A (DCI format 3/3A) of described N PUCCH indication are identical;
If described a plurality of emissive power control command all is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), or all be carried among the descending control information format 3/3A (DCI format 3/3A) transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be described emissive power control command;
If a described a plurality of emissive power control command part is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, as descending control information format 1A/1B/1D/2A/2 (DCIformat 1A/1B/1D/2A/2), a part is carried among the descending control information format 3/3A (DCI format3/3A), the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be the described emissive power control command that is carried on the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Be differentiating method two and three more clearly, describe with a concrete application example:
Suppose that to tdd systems M=2, certain subscriber equipment send 2 PUCCH, subframe i-k simultaneously on the one-component carrier wave 0On, the base station is respectively 1dB, 0dB to the emissive power control command of PUCCH1 and PUCCH2 indication; Subframe i-k 1On, the base station is respectively-1dB 1dB to the emissive power control command of PUCCH1 and PUCCH2 indication.If being defined as, function f unc{} gets maximum, the unified transmitting power control adjusted value of PUCCH1 that method two is calculated and PUCCH2 is max{1+ (1), 0+1}=1dB, the unified transmitting power control adjusted value of PUCCH1 that method three is calculated and PUCCH2 is max{1,0}+max{-1,1}=2dB.
Need to prove that for above-mentioned three methods, the described method one of using can be given tacit consent to by system, method two, a kind of in the method three; Or system makes a kind of in usage one and the method two by high-level signaling configuration, or, a kind of in method one and the method three, wherein the method by the high-level signaling configuration all is applicable to the present invention in the prior art, repeats no more herein.
Describe with specific embodiment below, specifically comprise:
Embodiment one
Suppose a LTE-A system, be operated under the mode of frequency division duplexing that 5 downlink component carrier D1 are arranged in the system, D2, D3, D4, D5,5 upstream components carrier wave U1, U2, U3, U4, U5.
On the subframe i-4, the base station is at 2 downlink component carrier D1, and D2 is last to send Physical Downlink Shared Channel PDSCH1, PDSCH2 to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 respectively by 2 Physical Uplink Control Channel PUCCH1 and PUCCH2 on upstream components carrier wave U1.
The base station is that PUCCH1 and PUCCH2 dispose independently power control adjustment state respectively, indicates independently emissive power control command respectively.
On the subframe i-4, the base station is sending to user equipment (UE) 1, is respectively applied for 2 emissive power control command δ of transmission in 2 descending control information formats of scheduling Physical Downlink Shared Channel PDSCH1 and PDSCH2 PUCCH, 1(i-4) and δ PUCCH, 2(i-4).
The power control adjustment state of PUCCH1 and PUCCH2 is respectively g 1(i) and g 2(i),
g 1(i)=g 1(i-1)+δ PUCCH,1(i-4)
g 2(i)=g 2(i-1)+δ PUCCH,2(i-4)
Wherein, g 1(i-1) and g 2(i-1) be PUCCH1 and the PUCCH2 power control adjustment state on subframe i-1 respectively.
Embodiment two
Suppose a LTE-A system, be operated under the mode of frequency division duplexing that 5 downlink component carrier D1 are arranged in the system, D2, D3, D4, D5,5 upstream components carrier wave U1, U2, U3, U4, U5.
On the subframe i-4, the base station is at 2 downlink component carrier D1, and D2 is last to send Physical Downlink Shared Channel PDSCH1, PDSCH2 to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 respectively by 2 Physical Uplink Control Channel PUCCH1 and PUCCH2 on upstream components carrier wave U1.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, but indicates independently emissive power control command respectively for PUCCH1 and PUCCH2.
On the subframe i, the base station is sending to user equipment (UE) 1, is respectively applied for 2 emissive power control command δ of transmission in 2 descending control information formats of scheduling Physical Downlink Shared Channel PDSCH1 and PDSCH2 PUCCH, 1(i-4) and δ PUCCH, 2(i-4).
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g(i)=g(i-1)+max{δ PUCCH,1(i-4),δ PUCCH,2(i-4)}
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1.
Embodiment three
Suppose a LTE-A system, be operated under the mode of frequency division duplexing that 5 downlink component carrier D1 are arranged in the system, D2, D3, D4, D5,5 upstream components carrier wave U1, U2, U3, U4, U5.
On the subframe i-4, the base station is respectively at 4 downlink component carrier D1, D2, and D3, D4 is last to send 4 Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3, PDSCH4 to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 by Physical Uplink Control Channel PUCCH1 on upstream components carrier wave U1, send the response message ACK/NACK of PDSCH3 and PDSCH4 on upstream components carrier wave U1 by Physical Uplink Control Channel PUCCH2.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, but indicates independently emissive power control command respectively for PUCCH1 and PUCCH2.
On the subframe i-4, the base station is sending to user equipment (UE) 1, be respectively applied for scheduling Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3,4 emissive power control commands that are used for Physical Uplink Control Channel PUCCH of transmission in 4 descending control information formats of PDSCH4, wherein, it is identical to be used for dispatching 2 emissive power control commands that 2 descending control information formats of Physical Downlink Shared Channel PDSCH1 and PDSCH2 transmit, and is δ PUCCH, 1(i-4); It is identical to be used for dispatching 2 emissive power control commands that 2 descending control information formats of Physical Downlink Shared Channel PDSCH3 and PDSCH4 transmit, and is δ PUCCH, 2(i-4),
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g(i)=g(i-1)+max{δ PUCCH,1(i-4),δ PUCCH,2(i-4)}
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1.
Embodiment four
Suppose a LTE-A system, be operated under the mode of frequency division duplexing that 5 downlink component carrier D1 are arranged in the system, D2, D3, D4, D5,5 upstream components carrier wave U1, U2, U3, U4, U5.
On the subframe i-4, the base station is respectively at 4 downlink component carrier D1, D2, and D3, D4 is last to send 4 Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3, PDSCH4 to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 by Physical Uplink Control Channel PUCCH1 on upstream components carrier wave U1, send the response message ACK/NACK of PDSCH3 and PDSCH4 on upstream components carrier wave U1 by Physical Uplink Control Channel PUCCH2.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, and is PUCCH1 and the common emissive power control command of PUCCH2 indication.
On the subframe i-4, the base station is sending to user equipment (UE) 1, is respectively applied for scheduling Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3,4 emissive power control commands of transmission in 4 descending control information formats of PDSCH4, and 4 emissive power control commands are identical, are δ PUCCH(i-4).
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g(i)=g(i-1)+δ PUCCH(i-4)
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1.
Embodiment five
Suppose a LTE-A system, be operated under the TDD mode 5 component carrier C1 are arranged, C2, C3, C4, C5 in the system.
Subframe i-k mOn, base unit weight carrier wave U1 goes up and stands in 4 downlink component carrier C1 by Physical Uplink Control Channel PUCC, C2, and C3, C4 is last to send Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3, PDSCH4 respectively to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 by Physical Uplink Control Channel PUCCH1 on upstream components carrier wave U1, send the response message ACK/NACK of PDSCH3 and PDSCH4 on upstream components carrier wave U1 by Physical Uplink Control Channel PUCCH2.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, and is PUCCH1 and the common emissive power control command of PUCCH2 indication.
Subframe i-k mOn, the base station is used to dispatch Physical Downlink Shared Channel PDSCH1 sending to user equipment (UE) 1, PDSCH2, and PDSCH3 transmits 4 emissive power control commands respectively, δ in 4 descending control information formats of PDSCH4 PUCCH 1(i-k m), δ PUCCH 2(i-k m), δ PUCCH 3(i-k m), δ PUCCH 4(i-k m).
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 ( δ PUCCH 1 ( i - k m ) + δ PUCCH 2 ( i - k m ) + δ PUCCH 3 ( i - k m ) + δ PUCCH 4 ( i - k m ) )
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Embodiment six
Suppose a LTE-A system, be operated under the TDD mode 5 component carrier C1 are arranged, C2, C3, C4, C5 in the system.
Subframe i-k mOn, base unit weight carrier wave U1 goes up and stands in 4 downlink component carrier C1 by Physical Uplink Control Channel PUCC, C2, and C3, C4 is last to send Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3, PDSCH4 respectively to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 by Physical Uplink Control Channel PUCCH1 on upstream components carrier wave U1, send the response message ACK/NACK of PDSCH3 and PDSCH4 on upstream components carrier wave U1 by Physical Uplink Control Channel PUCCH2.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, and is PUCCH1 and the common emissive power control command of PUCCH2 indication.
Subframe i-k mOn, the base station is sending to user equipment (UE) 1, be used to dispatch Physical Downlink Shared Channel PDSCH1, PDSCH2, emissive power control command is used in 3 of transmission in 3 descending control information formats of PDSCH3, and in indicating downlink control information DCI format 3/3A, sends 1 emissive power control command, described 4 emissive power control commands are identical, are δ PUCCH(i-k m).
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 δ PUCCH ( i - k m )
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Embodiment seven
Suppose a LTE-A system, be operated under the TDD mode 5 component carrier C1 are arranged, C2, C3, C4, C5 in the system.
Subframe i-k mOn, base unit weight carrier wave U1 goes up and stands in 4 downlink component carrier C1 by Physical Uplink Control Channel PUCC, C2, and C3, C4 is last to send Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3, PDSCH4 respectively to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 by Physical Uplink Control Channel PUCCH1 on upstream components carrier wave U1, send the response message ACK/NACK of PDSCH3 and PDSCH4 on upstream components carrier wave U1 by Physical Uplink Control Channel PUCCH2.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, and is PUCCH1 and the common emissive power control command of PUCCH2 indication.
Subframe i-k mOn, the base station is used to dispatch Physical Downlink Shared Channel PDSCH1 sending to user equipment (UE) 1, and PDSCH2 transmits 3 emissive power control commands respectively, δ in 3 descending control information formats of PDSCH3 PUCCH 1(i-k m), δ PUCCH 2(i-k m), δ PUCCH 3(i-k m); And in indicating downlink control information DCI format 3/3A, send 1 emissive power control command, δ PUCCH 4(i-k m).
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 ( δ PUCCH 1 ( i - k m ) + δ PUCCH 2 ( i - k m ) + δ PUCCH 3 ( i - k m ) )
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Embodiment eight
Suppose a LTE-A system, be operated under the TDD mode 5 component carrier C1 are arranged, C2, C3, C4, C5 in the system.
Subframe i-k mOn, base unit weight carrier wave U1 goes up and stands in 4 downlink component carrier C1 by Physical Uplink Control Channel PUCC, C2, and C3, C4 is last to send Physical Downlink Shared Channel PDSCH1, PDSCH2, PDSCH3, PDSCH4 respectively to user equipment (UE) 1;
On the subframe i, user equipment (UE) 1 sends the response message ACK/NACK of PDSCH1 and PDSCH2 by Physical Uplink Control Channel PUCCH1 on upstream components carrier wave U1, send the response message ACK/NACK of PDSCH3 and PDSCH4 on upstream components carrier wave U1 by Physical Uplink Control Channel PUCCH2.
The base station is the unified power control adjustment state of PUCCH1 and PUCCH2 configuration, and is PUCCH1 and the common emissive power control command of PUCCH2 indication.
Subframe i-k mOn, the base station is used to dispatch Physical Downlink Shared Channel PDSCH1 sending to user equipment (UE) 1, and PDSCH2 transmits 3 emissive power control commands respectively in 3 descending control information formats of PDSCH3, and described 3 emissive power control commands are identical, are δ PUCCH 1(i-k m); And in indicating downlink control information DCI format 3/3A, send 1 emissive power control command, δ PUCCH 2(i-k m).
PUCCH1 and PUCCH2 have unified power control adjustment state g (i),
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 δ PUCCH 1 ( i - k m )
Wherein, g (i-1) is PUCCH1 and the power control adjustment state of PUCCH2 on subframe i-1, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
As shown in Figure 4, the invention provides a kind of device that adopts method embodiment shown in Figure 3, comprise determination module 401 and sending module 402, wherein:
Described determination module 401 is used for when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, according to the emissive power control command that detection obtains, determines independent or unified power for described a plurality of Physical Uplink Control Channel and controls the adjustment state;
Described sending module 402 is used for sending described a plurality of PUCCH according to described power control adjustment state on described component carrier.
Wherein said device is that described a plurality of Physical Uplink Control Channel determines that independently still unified power control adjustment state disposes by high-level signaling.
Described emissive power control command sends in the following way, comprising:
In the Downlink Control Information of Physical Downlink Control Channel carrying, transmit, comprising: transmit at the descending control information format 3/3A (DCI format 3/3A) of the emissive power control command of indicating a plurality of PUCCH of being used for;
Transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, comprise descending control information format 1A, 1B, 1D, 2A and 2 (DCI format 1A/1B/1D/2A/2).
Described subscriber equipment can adopt following three kinds of modes to determine that the power control adjustment state of each PUCCH on subframe i is
Mode one:
The above subscriber equipment of described subframe i sends described a plurality of PUCCH simultaneously on described component carrier, wherein the power control adjustment state of n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m )
n=1,…,N
To tdd systems, if described subframe i is not a sub-frame of uplink, g n(i)=g n(i-1);
Wherein, g n(i-1) be the power control adjustment state of n PUCCH on subframe i-1; M and k mRelevant with system configuration; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described n PUCCH on subframe i
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m ) = g n ( i - 1 ) + Δg n ( i - 4 )
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
Mode two:
Described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + func { Σ m = 0 M - 1 Δg 1 ( i - k m ) , · · · , Σ m = 0 M - 1 Δg n ( i - k m ) , · · · , Σ m = 0 M - 1 Δg N ( i - k m ) }
n=1,…,N
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment; Func{} is the mathematical algorithm that sets in advance, and wherein said mathematical algorithm func{} is for asking the summation of a plurality of values in { } or maximum wherein or minimum value.
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i
g(i)=g(i-1)+func{Δg 1(i-4),…,Δg n(i-4),…,Δg N(i-4)}
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
To tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
Mode three
On the subframe i, described subscriber equipment sends a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state { g (i) } of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 Δg ( i - k m )
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g (i-k m) be that described a plurality of PUCCH is at subframe i-k MOn unified transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i, g (i)=g (i-1)+Δ g (i-4);
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
To tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
Below mode one and two is introduced:
The base station is that a described N Physical Uplink Control Channel is indicated independently emissive power control command respectively.
Described n PUCCH is at subframe i-k mOn transmitting power control adjusted value Δ g n(i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
Preferably, described base station is that a plurality of emissive power control commands of described n PUCCH indication are identical, then subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be in described a plurality of emissive power control command.
Preferably, as subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of described subscriber equipment maximum or minimum value or a plurality of numerical value in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH;
If subframe i-k mOn, described subscriber equipment only detects the emissive power control command of a described n PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the then transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command.
Preferably, described base station is in a plurality of emissive power control commands of described n PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, then subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Below mode three is introduced:
The base station is described N the common emissive power control command of Physical Uplink Control Channel indication.
A described N PUCCH is at subframe i-k mOn unified transmitting power control adjusted value Δ g (i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g (i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH and does not equate entirely, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
Preferably, described base station is that a plurality of emissive power control commands of described N PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be in described a plurality of emissive power control command.
Preferably, as subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be maximum or the minimum value of described subscriber equipment in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH, the perhaps summation of a plurality of numerical value;
If subframe i-k mOn, described subscriber equipment only detects the emissive power control command of a described N PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the transmitting power control adjusted value Δ g (i-k of then described N PUCCH m) be described emissive power control command.
Preferably, described base station is in a plurality of emissive power control commands of described N PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
Wherein said device can be integrated on the subscriber equipment.
Device provided by the invention, when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, the emissive power control command that obtains according to detection, for described a plurality of Physical Uplink Control Channel are determined independent or unified power control adjustment state, and according to described power control adjustment state, on described component carrier, send described a plurality of PUCCH, reach the purpose that the power control adjustment state of described a plurality of PUCCH is controlled, be convenient to the application in real life.
The above is embodiments of the invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.

Claims (42)

1. the Poewr control method of a Physical Uplink Control Channel (PUCCH) is characterized in that, comprising:
When subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, the emissive power control command that described subscriber equipment obtains according to detection, for described a plurality of Physical Uplink Control Channel are determined independent or unified power control adjustment state, according to described power control adjustment state, on described component carrier, send described a plurality of PUCCH.
2. the method for claim 1 is characterized in that, described subscriber equipment is that described a plurality of PUCCH determines independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and wherein the power control adjustment state of n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m )
n=1,…,N
To tdd systems, if described subframe i is not a sub-frame of uplink, g n(i)=g n(i-1)
Wherein, g n(i-1) be the power control adjustment state of n PUCCH on subframe i-1; M and k mRelevant with system configuration; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
3. method as claimed in claim 2 is characterized in that,
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m ) = g n ( i - 1 ) + Δg n ( i - 4 )
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
4. the method for claim 1 is characterized in that, described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + func { Σ m = 0 M - 1 Δg 1 ( i - k m ) , · · · , Σ m = 0 M - 1 Δg n ( i - k m ) , · · · , Σ m = 0 M - 1 Δg N ( i - k m ) }
n=1,…,N
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment; Func{} is the mathematical algorithm that sets in advance.
5. method as claimed in claim 4 is characterized in that, described mathematical algorithm func{} is for asking the summation of a plurality of values in { } or maximum wherein or minimum value.
6. as claim 4 or 5 described methods, it is characterized in that,
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i is
g(i)=g(i-1)+func{Δg 1(i-4),…,Δg n(i-4),…,Δg N(i-4)}
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
7. the method for claim 1 is characterized in that, described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 Δg ( i - k m )
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g (i-k m) be that described a plurality of PUCCH is at subframe i-k MOn unified transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
8. method as claimed in claim 7 is characterized in that,
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i, g (i)=g (i-1)+Δ g (i-4);
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
9. as claim 4 or 7 described methods, it is characterized in that, to tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
10. as claim 2 or 4 described methods, it is characterized in that the base station is that a described N Physical Uplink Control Channel is indicated independently emissive power control command respectively.
11. method as claimed in claim 7 is characterized in that, the base station is described N the common emissive power control command of Physical Uplink Control Channel indication.
12., it is characterized in that described n PUCCH is at subframe i-k as claim 2 or 4 described methods mOn transmitting power control adjusted value Δ g n(i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
13. want 12 described methods, it is characterized in that described base station is that a plurality of emissive power control commands of described n PUCCH indication are identical, at subframe i-k as right mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be in described a plurality of emissive power control command.
14. method as claimed in claim 12 is characterized in that,
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of described subscriber equipment maximum or minimum value or a plurality of numerical value in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH;
If subframe i-k mThe above subscriber equipment only detects the emissive power control command of a described n PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the then transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command.
15. method as claimed in claim 12, it is characterized in that, described base station is in a plurality of emissive power control commands of described n PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
16. method as claimed in claim 7 is characterized in that,
A described N PUCCH is at subframe i-k mOn unified transmitting power control adjusted value Δ g (i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g (i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
17. method as claimed in claim 16 is characterized in that, described base station is that a plurality of emissive power control commands of described N PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be in described a plurality of emissive power control command.
18. method as claimed in claim 16 is characterized in that,
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be maximum or the minimum value of described subscriber equipment in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH, the perhaps summation of a plurality of numerical value;
As subframe i-k mOn, described subscriber equipment only detects the emissive power control command of a described N PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the transmitting power control adjusted value Δ g (i-k of then described N PUCCH m) be described emissive power control command.
19. method as claimed in claim 16, it is characterized in that, described base station is in a plurality of emissive power control commands of described N PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
20. the method for claim 1 is characterized in that, described subscriber equipment is that described a plurality of Physical Uplink Control Channel determines that independently still unified power control adjustment state disposes by high-level signaling.
21. the method for claim 1 is characterized in that, described emissive power control command sends in the following way, comprising:
In the Downlink Control Information of Physical Downlink Control Channel carrying, transmit, comprising: transmit at the descending control information format 3/3A (DCI format 3/3A) of the emissive power control command of indicating a plurality of PUCCH of being used for;
Transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, comprise descending control information format 1A, 1B, 1D, 2A and 2 (DCI format 1A/1B/1D/2A/2).
22. the output control device of a Physical Uplink Control Channel (PUCCH) is characterized in that, comprises determination module and sending module, wherein:
Described determination module is used for when subscriber equipment sends a plurality of PUCCH simultaneously on the one-component carrier wave, according to the emissive power control command that detection obtains, determines independent or unified power for described a plurality of Physical Uplink Control Channel and controls the adjustment state;
Described sending module is used for sending described a plurality of PUCCH according to described power control adjustment state on described component carrier.
23. device as claimed in claim 22 is characterized in that, described device is that described a plurality of Physical Uplink Control Channel is determined independently power control adjustment state, comprises
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and wherein the power control adjustment state of n PUCCH on subframe i is
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m )
n=1,…,N
To tdd systems, if described subframe i is not a sub-frame of uplink, g n(i)=g n(i-1);
Wherein, g n(i-1) be the power control adjustment state of n PUCCH on subframe i-1; M and k mRelevant with system configuration; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
24. device as claimed in claim 23 is characterized in that,
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described n PUCCH on subframe i
g n ( i ) = g n ( i - 1 ) + Σ m = 0 M - 1 Δg n ( i - k m ) = g n ( i - 1 ) + Δg n ( i - 4 )
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
25. device as claimed in claim 22 is characterized in that, described device is that described a plurality of Physical Uplink Control Channel is determined unified power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + func { Σ m = 0 M - 1 Δg 1 ( i - k m ) , · · · , Σ m = 0 M - 1 Δg n ( i - k m ) , · · · , Σ m = 0 M - 1 Δg N ( i - k m ) }
n=1,…,N
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g n(i-k m) be that n PUCCH is at subframe i-k MOn transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment; Func{} is the mathematical algorithm that sets in advance.
26. device as claimed in claim 25 is characterized in that, described mathematical algorithm func{} is for asking the summation of a plurality of values in { } or maximum wherein or minimum value.
27. as claim 25 or 26 described devices, it is characterized in that,
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i
g(i)=g(i-1)+func{Δg 1(i-4),…,Δg n(i-4),…,Δg N(i-4)}
n=1,…,N
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
28. device as claimed in claim 22 is characterized in that, described subscriber equipment is that described a plurality of Physical Uplink Control Channel is determined unified power control adjustment state, comprising:
On the subframe i, described subscriber equipment sends described a plurality of PUCCH simultaneously on described component carrier, and the power control adjustment state { g (i) } of described a plurality of PUCCH on subframe i is
g ( i ) = g ( i - 1 ) + Σ m = 0 M - 1 Δg ( i - k m )
Wherein, g (i-1) is the power control adjustment state of described a plurality of PUCCH on subframe i-1, M and k mThe configuration that is described subscriber equipment place system is determined; Δ g (i-k m) be that described a plurality of PUCCH is at subframe i-k MOn unified transmitting power control adjusted value; N represents the sequence number of PUCCH on the described component carrier; N is the sum of the PUCCH that sends simultaneously on described component carrier of described subscriber equipment.
29. device as claimed in claim 28 is characterized in that,
To frequency division duplex system, described M=1, k 0=4, the power control adjustment state of described a plurality of PUCCH on subframe i, g (i)=g (i-1)+Δ g (i-4);
To tdd systems, M and k mValue be to determine according to the uplink-downlink configuration of described tdd systems.
30. as claim 25 or 28 described devices, it is characterized in that, to tdd systems, if subframe i is not a sub-frame of uplink, g (i)=g (i-1).
31., it is characterized in that the base station is that a described N Physical Uplink Control Channel is indicated independently emissive power control command respectively as claim 23 or 25 described devices.
32. device as claimed in claim 28 is characterized in that, the base station is described N the common emissive power control command of Physical Uplink Control Channel indication.
33., it is characterized in that described n PUCCH is at subframe i-k as claim 23 or 25 described devices mOn transmitting power control adjusted value Δ g n(i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
34. device as claimed in claim 33 is characterized in that, described base station is that a plurality of emissive power control commands of described n PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be in described a plurality of emissive power control command.
35. device as claimed in claim 33 is characterized in that,
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of described n PUCCH, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be the summation of described subscriber equipment maximum or minimum value or a plurality of numerical value in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH;
If subframe i-k mOn, described subscriber equipment only detects the emissive power control command of a described n PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the then transmitting power of described n PUCCH control adjusted value Δ g n(i-k m) be described emissive power control command.
36. device as claimed in claim 33, it is characterized in that, described base station is in a plurality of emissive power control commands of described n PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g of described n PUCCH n(i-k m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
37. device as claimed in claim 28 is characterized in that,
A described N PUCCH is at subframe i-k mOn unified transmitting power control adjusted value Δ g (i-k m) be to determine in the following way, comprising:
As subframe i-k mOn, when described subscriber equipment does not detect the emissive power control command of a described N PUCCH, the transmitting power of described N PUCCH control adjusted value Δ g (i-k m) be 0;
As subframe i-k mOn, when described subscriber equipment only detects emissive power control command of described n PUCCH, the transmitting power of described n PUCCH control adjusted value Δ g (i-k m) be the detected emissive power control command of described subscriber equipment;
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be the summation of all or part of numerical value in described a plurality of emissive power control command or maximum or the minimum value in all or part of numerical value.
38. device as claimed in claim 37 is characterized in that, described base station is that a plurality of emissive power control commands of described N PUCCH indication are identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be in described a plurality of emissive power control command.
39. device as claimed in claim 37 is characterized in that,
As subframe i-k mOn, described subscriber equipment detects a plurality of emissive power control commands of a described N PUCCH, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be maximum or the minimum value of described subscriber equipment in being used for dispatching the detected emissive power control command of descending control information format of Physical Downlink Shared Channel PDSCH, the perhaps summation of a plurality of numerical value;
If subframe i-k mThe above subscriber equipment only detects the emissive power control command of a described N PUCCH who transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, the transmitting power control adjusted value Δ g (i-k of then described N PUCCH m) be described emissive power control command.
40. device as claimed in claim 37, it is characterized in that, described base station is in a plurality of emissive power control commands of described N PUCCH indication, and the emissive power control command that transmits at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH is all identical, at subframe i-k mOn, the transmitting power control adjusted value Δ g (i-k of a described N PUCCH m) be that described subscriber equipment is at subframe i-k mGo up at the detected emissive power control command of descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH.
41. device as claimed in claim 22 is characterized in that, described device is that described a plurality of Physical Uplink Control Channel determines that independently still unified power control adjustment state disposes by high-level signaling.
42. device as claimed in claim 22 is characterized in that, described emissive power control command sends in the following way, comprising:
In the Downlink Control Information of Physical Downlink Control Channel carrying, transmit, comprising: transmit at the descending control information format 3/3A (DCI format 3/3A) of the emissive power control command of indicating a plurality of PUCCH of being used for;
Transmit at the descending control information format that is used for dispatching Physical Downlink Shared Channel PDSCH, comprise descending control information format 1A, 1B, 1D, 2A and 2 (DCI format 1A/1B/1D/2A/2).
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