CN106559865A - The method for carrying out power headroom reporting (PHR) is, the method and apparatus for determining power headroom - Google Patents

Abstract

This application discloses a kind of method that power headroom reporting (PHR) is carried out in LTE enhanced carrier aggregation systems, first, UE is determined for calculating the information of the power headroom of Physical Uplink Control Channel PUCCH；Then UE is reported for calculating the information of the power headroom of PUCCH to base station by high-level signaling or physical layer signaling.Disclosed herein as well is a kind of method and corresponding equipment for determining power headroom.The number of the more preferable configuration service cell in base station can be made using the application and whether HARQ-ACK is bundled, and the preferably feedback of configuration cycle CSI.

Description

The method for carrying out power headroom reporting (PHR) is, the method and apparatus for determining power headroom

Technical field

The present invention relates to carry out work(in wireless communication system, more specifically to LTE enhanced carrier aggregations system The method of rate headroom reporting (Power Headroom Report, PHR), determine the method for power headroom and set It is standby.

Background technology

In Long Term Evolution (Long Term Evolution, LTE) system, by combining multiple member carriers (Component Carrier, CC) obtaining bigger bandwidth of operation, each CC is alternatively referred to as Serving cell, structure Into the downlink and up-link of communication system, i.e. carrier aggregation (Carrier Aggregation, CA) technology, from And support higher transfer rate.To a user equipment (User Equipment, UE), CA patterns are being configured with When, a cell is main plot (Primary cell, Pcell), and other cells referred to as time cell (Secondary cell, Scell).According to the method for LTE, Physical Uplink Shared Channel (Physical Uplink Shared Channel, PUSCH) Can transmit on all of uplink service cell, and Physical Uplink Control Channel (Physical Uplink Control Channel, PUCCH) transmit on main plot or the upper places cell specified.

According to existing LTE specification, the through-put power of the PUCCH channels in subframe i of Serving cell c is according under Formula determines：

Wherein, in formula, the definition of parameters refers to third generation partner program (3rd Generation Partnership Project, 3GPP) specification 36.213 version 10.9.0 5.1.2.1 chapters, and be described as follows：

P_CMAX,cI () is the maximum transmission power on the Serving cell c of configured UE；

Δ_{F_PUCCH}(F) it is inclined relative to the power of parameter format (parameter format is PUCCH format 1a in LTE) Difference；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

PL_cIt is link load；

P_{O_PUCCH}It is the power offset values of high-level signaling configuration；

G (i) is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath (Uplink Control Information, UCI) is relevant, n_CQIIt is channel shape to be fed back in subframe i The bit number of state information (Channel State Information, CSI), n_SRIt is dispatch request to be fed back in subframe i The bit number of (Scheduling Request, SR), value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i Effectively hybrid automatic repeat-request response (Hybrid Automatic Retransmission Request-Acknowledge, HARQ-ACK bit number).For example, to PUCCH format 3, when needing to feed back CSI,

According to existing LTE specification, the through-put power of the PUSCH channels in subframe i of Serving cell c is according under Formula determines：

Wherein, in formula, the definition of parameters refers to the 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213, And be described as follows：

P_CMAX,cI () is the maximum transmission power in subframe i of the Serving cell c of configured UE；

M_PUSCH,cI () is Physical Resource Block (Physical Resource Block, the PRB) number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

PL_cIt is link load；

α_cJ () is all or part of control and compensation link load, wherein, for semi-continuous scheduling The PUSCH or PUSCH of (Semi-persistent scheduling, SPS) is retransmitted, j=0, for dynamic dispatching PUSCH or PUSCH is retransmitted, j=1, for accidental access response (Random Access Response, RAR) The PUSCH or PUSCH of scheduling is retransmitted, j=2；

f_cI () is the accumulated value of close-loop power control；

Δ_TF,cI () is that have with the modulating-coding strategy of uplink (Modulation and Coding Scheme, MCS) The parameter closed.Specifically, when parameter K_SDuring equal to 1.25, The situation of upstream data is not sent to only sending non-periodical channel state information (A-CSI), BPRE=O_CQI/N_RE,Situation to have sent upstream data,C is one The number of the encoding block (Code Block, CB) that transmission block (Transmission Block, TB) is divided, K_rIt is The bit number of r-th CB, N_REIt is Resource Unit (Resource Element, RE) that PUSCH channels are included Sum.

In order to the reference of dispatching uplink resource is provided to base station, the power headroom of UE reporting residuals according to UE configurations is No can be the PHR of a Report Type 1 in same subframe simultaneous transmission PUSCH and PUCCH determinations, or together When report Class1 PHR and type 2 PHR, i.e.,：If UE is configured in same subframe simultaneous transmission PUSCH And PUCCH, UE are to reporting the PHR and the PHR of type 2 of the Serving cell of PUCCH simultaneously Report Type 1, If UE is not configured in same subframe simultaneous transmission PUSCH and PUCCH, UE to reporting the service of PUCCH The PHR of cell Report Type 1.The computational methods of the PHR of the PHR and type 2 of Class1 are illustrated separately below.

(1) the PHR computational methods of Class1:

If UE is in subframe i of Serving cell c, transmits PUSCH and do not transmit PUCCH, using following formula meter Calculate the PHR of Class1：

PH_type1,c(i)=P_CMAX,c(i)-{10log₁₀(M_PUSCH,c(i))+P_{O_PUSCH,c}(j)+α_c(j)·PL_c+Δ_TF,c(i)+f_c(i)}[dB]

Wherein, in formula, the definition of parameters refers to the 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

If UE is in subframe i of Serving cell c, simultaneous transmission PUSCH and PUCCH are calculated using following formula The PHR of Class1：

Wherein, M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI the definition of () refers to 3GPP specifications The 5.1.1.1 chapters of 36.213 version 10.9.0.Assume that UE is only transmitted in subframe i of Serving cell c The maximum transmission power of the PUSCH calculated in the case of PUSCH.

If UE does not transmit PUSCH in subframe i of Serving cell c, the PHR of Class1 is calculated using following formula：

The definition of parameters in formula refers to the 5.1.1.1 of the version 10.9.0 of 3GPP specifications 36.213.

(2) the PHR computational methods of type 2:

If UE is in subframe i of Serving cell c, simultaneous transmission PUSCH and PUCCH are calculated using following formula The PHR of type 2：

Wherein, M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI the definition of () refers to 3GPP specifications The 5.1.1.1 chapters of 36.213 version 10.9.0, P_{O_PUCCH},PL_c,h(n_CQI,n_HARQ,n_SR),Δ_{F_PUCCH}(F),Δ_TxD(F') Definition with g (i) refers to the 5.1.2.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

If UE is in subframe i of Serving cell c, transmits PUSCH and do not transmit PUCCH, using following formula meter Calculate the PHR of type 2：

Wherein, M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI the definition of () refers to 3GPP specifications The 5.1.1.1 chapters of 36.213 version 10.9.0, P_{O_PUCCH},PL_cDefinition with g (i) refers to 3GPP specifications 36.213 Version 10.9.0 5.1.2.1 chapters.

If UE is in subframe i of Serving cell c, transmits PUCCH and do not transmit PUSCH, using following formula meter Calculate the PHR of type 2：

Wherein, P_{O_PUSCH,c}(1),α_c(1),PL_cAnd f_cI the definition of () refers to the version 10.9.0 of 3GPP specifications 36.213 5.1.1.1 chapters, P_{O_PUCCH},PL_c,h(n_CQI,n_HARQ,n_SR),Δ_{F_PUCCH}(F),Δ_TxD(F') refer to the definition of g (i) The 5.1.2.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

If UE is in subframe i of Serving cell c, does not transmit PUSCH and do not transmit PUCCH yet, using following formula Calculate the PHR of type 2：

Wherein, P_{O_PUSCH,c}(1),α_c(1),PL_cAnd f_cI the definition of () refers to the version 10.9.0 of 3GPP specifications 36.213 5.1.1.1 chapters, P_{O_PUCCH},PL_cDefinition with g (i) refers to the 5.1.2.1 of the version 10.9.0 of 3GPP specifications 36.213 Chapter.

3GPP standardization bodies are standardized work to the enhancing CA technologies of more cells that are polymerized at present Make, for example, the number of cells of polymerization can reach 32.At this moment, for a UE, need feedback The bit number of HARQ-ACK can be relatively more, while the bit number of cycle CSI also can be relatively more, when needing to feed back HARQ-ACK and cycle CSI bit number it is more when, the transmission power of needs is also just than larger.When UE from base station distance it is distant when, transmission power is possible to be not enough to support the HARQ-ACK that transmitting is so big With the bit of cycle CSI, it is therefore necessary to allow base station to know the service condition of the power of UE transmitting PUCCH, So that the number of the more preferable configuration service cell in base station and whether bundling to HARQ-ACK, Yi Jigeng The feedback of good configuration cycle CSI.

The content of the invention

This application provides a kind of carry out the method for power headroom reporting (PHR) in LTE enhanced carrier aggregation systems, determine work( The method and apparatus of rate surplus, so that base station is preferably configured accordingly.

A kind of method for carrying out power headroom reporting (PHR), is applied to Long Term Evolution LTE enhanced carrier aggregation systems, its feature It is, including：

User equipment (UE) is determined for calculating the information of the power headroom of Physical Uplink Control Channel PUCCH；

UE is reported for calculating the information of the power headroom of PUCCH to base station by high-level signaling or physical layer signaling.

Preferably, the UE is reported for calculating the work(of PUCCH to base station by high-level signaling or physical layer signaling The information of rate surplus includes：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and Physical Uplink Shared Channel PUSCH When, report to base station according at least one of situation a-d：

Situation a：If UE simultaneous transmission PUSCH and PUCCH, UE in subframe i of Serving cell c converge The power headroom reporting (PHR) PHR of report Class1, PHR, P of type 2_CMAX,c(i)、WithIts In, P_CMAX,cI () is maximum transmission powers of the UE in subframe i of Serving cell c,Assume that UE in clothes The maximum transmission power of the PUSCH that subframe i of business cell c is calculated in the case of only transmitting PUSCH,Assume that the PUCCH that UE is calculated in the case where subframe i of Serving cell c only transmits PUCCH Maximum transmission power；

Situation b：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE Report PHR, PHR, P of type 2 of Class1_CMAX,c(i) andWherein, P_CMAX,cI () is UE in clothes The maximum transmission power of subframe i of business cell c,Assume that UE is only transmitted in subframe i of Serving cell c The maximum transmission power of the PUCCH calculated in the case of PUCCH；

Situation c：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE Report PHR, PHR, P of type 2 of Class1_CMAX,c(i) andWherein, P_CMAX,cI () is UE in clothes The maximum transmission power of subframe i of business cell c,MPR=0dB, A-MPR=0dB are assumed that, P-MPR=0dB and Δ T_CThe maximum transmission power of the PUSCH calculated in the case of=0dB, wherein, MPR Reduce for peak power, A-MPR is reduced for extra peak power, P-MPR is reduced for power management peak power, ΔT_CTo allow operation band edge through-put power to loosen；

Situation d：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE are reported PHR, the PHR of type 2 of Class1 andWherein,Assume that UE in Serving cell c Subframe i only transmit PUSCH in the case of the maximum transmission power of PUSCH that calculates.

Preferably, the UE is reported for calculating the work(of PUCCH to base station by high-level signaling or physical layer signaling The information of rate surplus includes：

When UE be not configured as can in same subframe simultaneous transmission PUCCH and PUSCH, UE report type During the PHR of 1 PHR and type 2, report to base station according at least one of situation e-g：

Situation e：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE P is reported also_CMAX,c(i) andWherein, P_CMAX,cI () is maximum transmitteds of the UE in subframe i of Serving cell c Power,Assume that what UE was calculated in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of PUCCH；

Situation f：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE P is reported also_CMAX,c(i) andWherein, P_CMAX,cI () is maximum transmitteds of the UE in subframe i of Serving cell c Power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_CCount in the case of=0dB The maximum transmission power of the PUSCH for calculating, wherein, MPR is reduced for peak power, and A-MPR is extra maximum Power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge through-put power to loosen；

Situation g：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE also converge ReportWherein,Assume that UE only transmits the situation of PUSCH in subframe i of Serving cell c Under the maximum transmission power of PUSCH that calculates.

Preferably, the UE is reported for calculating the work(of PUCCH to base station by high-level signaling or physical layer signaling The information of rate surplus includes：UE reports the PHR for PUCCH.

Preferably, as UE, be configured to can be in same subframe simultaneous transmission PUCCH and Physical Uplink Shared Channel During PUSCH, report to base station according at least one of situation a1-d1：

Situation a1：If UE is simultaneous transmission PUSCH and PUCCH, UE in subframe i of Serving cell c Report the PHR for PUCCH be：

Report simultaneouslyWherein,Assume that UE only transmits PUCCH in subframe i of Serving cell c In the case of the maximum transmission power of PUCCH that calculates；

Situation b1：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE report the PHR for PUCCH be：Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of PUCCH；

Situation c1：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE Report the PHR for PUCCH be：

PH_PUCCH,c(i)=P_CMAX,c(i)-{10log₁₀((P_{0_PUCCH}+PL_c+h(n_CQI,n_HARQ,n_SR)+Δ_{F_PUCCH}(F)+Δ_TxD(F')+g(i))/10} [dB]

P is reported simultaneously_CMAX,c(i), wherein, P_CMAX,cI () assumes that UE only transmits PUCCH in subframe i of Serving cell c In the case of the maximum transmission power of PUCCH that calculates；

Situation d1：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE converge Report the PHR for PUCCH be： Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and ΔT_C=0dB and the maximum transmission power of PUCCH that calculates, wherein, MPR is that peak power is reduced, A-MPR Reduce for extra peak power, P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to pass Defeated power loosens；

Wherein, P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

PL_cIt is link load；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control.

Preferably, when UE is not configured as to share letter in same subframe simultaneous transmission PUCCH and physical uplink During road PUSCH, report to base station according at least one of situation e1-g1：

Situation e1：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE Report the PHR for PUCCH be：Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of PUCCH；

Situation f1：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE Report the PHR for PUCCH be：

PH_PUCCH,c(i)=P_CMAX,c(i)-{10log₁₀((P_{0_PUCCH}+PL_c+h(n_CQI,n_HARQ,n_SR)+Δ_{F_PUCCH}(F)+Δ_TxD(F')+g(i))/10} [dB]

P is reported simultaneously_CMAX,c(i), wherein, P_CMAX,cI () assumes that UE only transmits PUCCH in subframe i of Serving cell c In the case of the maximum transmission power of PUCCH that calculates；

Situation g1：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE converge Report the PHR for PUCCH be： Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C =0dB and the maximum transmission power of PUCCH that calculates, wherein, MPR is that peak power is reduced, A-MPR Reduce for extra peak power, P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to pass Defeated power loosens；

Wherein, P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

PL_cIt is link load；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control.

Preferably, the UE is reported for calculating the work(of PUCCH to base station by high-level signaling or physical layer signaling The information of rate surplus includes：

By physical layer signaling, UE indicates that the power that used of PUCCH accounts for UE when PUCCH is only sent most The ratio of big through-put power.

Preferably, the method also includes：UE compares with taking according to the value of PUCCH power service condition configured informations The corresponding relation of example, determines that the power that PUCCH has been used accounts for maximum transmitted work(of the UE when PUCCH is only sent The value of the PUCCH power service condition configured informations corresponding to the ratio of rate, and determined by reporting to base station The value of PUCCH power service condition configured informations.

Present invention also provides a kind of equipment, for carrying out power headroom reporting (PHR) in LTE enhanced carrier aggregation systems, bag Include：Information determination module and information reporting module, wherein：

Described information determining module, for determining the information for being used for the power headroom for calculating PUCCH；

Described information reporting module, for being reported for calculating PUCCH to base station by high-level signaling or physical layer signaling Power headroom information.

Present invention also provides a kind of method for determining power headroom, is applied to LTE enhanced carrier aggregation systems, including：

Receive for calculating the information of the power headroom of PUCCH from UE；

According to the information for calculating the power headroom of PUCCH, the power headroom of the PUCCH of UE is calculated.

Preferably, calculating the PUCCH of UE for calculating the information of the power headroom of PUCCH described in the basis Power headroom include：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and PUSCH, according to situation a-d The power headroom of the PUCCH of at least one calculating UE：

Situation a：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i)、WithThen according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating,Assume that UE is only transmitted in subframe i of Serving cell c The maximum transmission power of the PUCCH calculated in the case of PUCCH；

Situation b：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for calculating；

Situation c：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation d：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for semi-continuous scheduling SPS's PUSCH or PUSCH are retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for Machine accesses the PUSCH or PUSCH of response RAR scheduling and retransmits, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data,C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total.

Preferably, calculating the PUCCH of UE for calculating the information of the power headroom of PUCCH described in the basis Power headroom include：

When UE is not configured as to receive class from UE in same subframe simultaneous transmission PUCCH and PUSCH The PHR of the PHR and type 2 of type 1, and according to situation e-g at least one calculating UE PUCCH power Surplus：

Situation e：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for calculating；

Situation f：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation g：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for SPS PUSCH or PUSCH is retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for RAR scheduling PUSCH or PUSCH is retransmitted, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data,C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total

Preferably, calculating the PUCCH of UE for calculating the information of the power headroom of PUCCH described in the basis Power headroom include：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and PUSCH, according to situation a1-d1 At least one calculating UE PUCCH power headroom：

Situation a1：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating,WithIt is identical；

Situation b1：If receiving the PHR and P of the PHR of Class1, type 2 from UE_CMAX,c(i), then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,With P_CMAX,cI () is identical；

Situation c1：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation d1：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for SPS PUSCH or PUSCH is retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for RAR scheduling PUSCH or PUSCH is retransmitted, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data,C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total.

Preferably, calculating the PUCCH of UE for calculating the information of the power headroom of PUCCH described in the basis Power headroom include：

When UE is not configured as to receive class from UE in same subframe simultaneous transmission PUCCH and PUSCH The PHR of the PHR and type 2 of type 1, and according to situation e1-g1 at least one calculating UE PUCCH work( Rate surplus：

Situation e1：If receiving the PHR and P of the PHR of Class1, type 2 from UE_CMAX,c(i), then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,With P_CMAX,cI () is identical；

Situation f1：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation g1：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for SPS PUSCH or PUSCH is retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for RAR scheduling PUSCH or PUSCH is retransmitted, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data,C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total.

Preferably, the information for calculating the power headroom of PUCCH received from UE includes：For PUCCH's PHR。

Preferably, the information for calculating the power headroom of PUCCH received from UE includes：PUCCH power makes Use situation configured information；

According to the information for calculating the power headroom of PUCCH, the power headroom bag of the PUCCH of UE is calculated Include：According to the corresponding relation of the value and occupation proportion of PUCCH power service condition configured informations, it is determined that described The power that the corresponding PUCCH of value of PUCCH power service condition configured informations has been used accounts for UE and is only sending The ratio of maximum transmission power during PUCCH.

Disclosed herein as well is a kind of equipment, for determining power headroom in LTE enhanced carrier aggregation systems, including： Information receiving module and power headroom determining module, wherein：

Described information receiver module, for receiving for calculating the information of the power headroom of PUCCH from UE；

The power headroom determining module, for according to the information for calculating the power headroom of PUCCH, meter Calculate the power headroom of the PUCCH of UE.

As seen from the above technical solution, the LTE enhanced carrier aggregations system that is applied to that the application is provided carries out power The method of headroom reporting, is determined for calculating the information of the power headroom of PUCCH, and by high-rise letter by UE Order or physical layer signaling are reported for calculating the information of the power headroom of PUCCH to base station so that can be obtained base station Know the service condition of the power of UE transmitting PUCCH, so that the individual of more preferable configuration service cell is capable of in base station Count and whether HARQ-ACK is bundled, and the preferably feedback of configuration cycle CSI.

Description of the drawings

Fig. 1 is the method that the present invention one preferably carries out power headroom reporting (PHR) in LTE enhanced carrier aggregation systems Flow chart；

Composition structural representations of the Fig. 2 for one preferable equipment of the application；

Composition structural representations of the Fig. 3 for one preferable equipment of the application.

Specific embodiment

In order that the purpose of the application, technological means and advantage become more apparent, below in conjunction with accompanying drawing to this Shen Please be described in further details.

For a UE, can be UE transmit PUCCH power headroom feedback of the information to base station. It is of the invention to describe a kind of method of the information of the power headroom for feeding back PUCCH on one cell below.

It is the one preferable method that power headroom reporting (PHR) is carried out in LTE enhanced carrier aggregation systems of the present invention as shown in Figure 1 Flow chart, comprise the following steps：

Step 101：UE is determined for calculating the information of the power headroom of PUCCH；

Step 102：UE utilizes high-level signaling or physical layer signaling to report for calculating more than the power of PUCCH to base station The information of amount.

If UE is configured without the little district's groups of multiple PUCCH (i.e. the UE only transmits PUCCH on main plot), that , in the embodiment of the present invention UE of indication whether be configured to can in same subframe simultaneous transmission PUCCH and PUSCH is for all of Serving cell；If UE is configured with the little district's groups of multiple PUCCH, and (i.e. the UE is not PUCCH is only transmitted on main plot, also PUCCH is transmitted in specified secondary cell), then, the present invention is implemented In example, whether the UE of indication is configured to be for each in same subframe simultaneous transmission PUCCH and PUSCH Serving cell in the little district's groups of PUCCH.

Technical scheme is described in detail below by three preferred embodiments.

Embodiment one

In existing LTE system, there are the PHR of 2 types, the respectively PHR of the PHR of Class1 and type 2. The description that the computational methods of the PHR of the PHR and type 2 of Class1 are shown in background technology.The wherein PHR of Class1 For all of uplink service cell, and the PHR of type 2 is directed to the uplink service cell of transmission PUCCH, for example Pcell.In addition, if UE be configured to can be in same subframe simultaneous transmission PUCCH and PUSCH, then UE The PHR of the PHR and type 2 of Class1 is reported simultaneously；If UE be not configured as can in same subframe while PUCCH and PUSCH is transmitted, then UE only reports the PHR of Class1, it is not necessary to report the PHR of type 2.Under Face is described in LTE enhanced carrier aggregation systems the report of the power headroom for PUCCH respectively according to different situations Method.

Situation one：UE is configured to can be in same subframe simultaneous transmission PUCCH and PUSCH

When UE reports the PHR of PHR and type 2 of Class1 simultaneously, according to the PHR and type 2 of Class1 PHR, base station can extrapolate under different situations for PUCCH power headroom.

Situation a：

If UE is in subframe i of Serving cell c, simultaneous transmission PUSCH and PUCCH, UE report Class1 PHR be：

Report simultaneously

Wherein,Assume that UE is calculated in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for coming.M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI () determines Justice refers to the 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

If UE is in subframe i of Serving cell c, simultaneous transmission PUSCH and PUCCH, UE report type 2 PHR be：

P is reported simultaneously_CMAX,c(i)。

Wherein, P_CMAX,c(i), M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI the definition of () is referred to The 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213, P_{O_PUCCH},PL_c,h(n_CQI,n_HARQ,n_SR),Δ_{F_PUCCH}(F), Δ_TxD(F') and g (i) definition refer to 3GPP specifications 36.213 version 10.9.0 5.1.2.1 chapters.

Base station can calculate the power headroom when PUCCH is only passed according to these values.Specifically computational methods are：

Wherein,Assume that UE is calculated in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for coming, then obtainThere are following two methods：

A kind of method is to thinkWith assume to calculate in the case where subframe i only transmits PUSCHIt is identical, individually need not report again when the PHR of type 2 is reported

Another kind of method is UE when the PHR of Class1 is reported, and will report the feelings that PUSCH is only transmitted in subframe i Calculate under conditionUE will be reported and be transmitted PUSCH in subframe i when the PHR of type 2 is reported With the P calculated in the case of PUCCH_CMAX,c(i), while reporting in the case where subframe i only transmits PUCCH Calculate

Situation b：

If UE is in subframe i of Serving cell c, transmits PUSCH and do not transmit PUCCH, UE reports type 1 PHR is：

PH_type1,c(i)=P_CMAX,c(i)-{10log₁₀(M_PUSCH,c(i))+P_{O_PUSCH,c}(j)+α_c(j)·PL_c+Δ_TF,c(i)+f_c(i)} [dB]

P is reported simultaneously_CMAX,c(i)。

Wherein, P_CMAX,c(i), M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI the definition of () is referred to The 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

If UE is in subframe i of Serving cell c, transmits PUSCH and do not transmit PUCCH, UE reports type 2 PHR is：

P is reported simultaneously_CMAX,c(i)。

Wherein, P_CMAX,c(i), M_PUSCH,c(i),P_{O_PUSCH,c}(j),α_c(j),PL_c,Δ_TF,c(i) and f_cI the definition of () is referred to The 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213, P_{O_PUCCH},PL_c, and the definition of g (i) refers to 3GPP The 5.1.2.1 chapters of the version 10.9.0 of specification 36.213.

Base station can calculate the power headroom when PUCCH is only passed according to these values.Specifically computational methods are：

Wherein,Assume that UE is calculated in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for coming, then obtainThere are following two methods.

A kind of method is to thinkWith assume to calculate in the case where subframe i only transmits PUSCH P_CMAX,cI () is identical, individually need not report again when the PHR of type 2 is reported

Another kind of method is UE when the PHR of Class1 is reported, and will report the feelings that PUSCH is only transmitted in subframe i The P calculated under condition_CMAX,cI (), UE will be reported and transmit PUSCH in subframe i when the PHR of type 2 is reported In the case of the P that calculates_CMAX,c(i), while reporting what is calculated in the case where subframe i only transmits PUCCH

Situation c：

If UE is in subframe i of Serving cell c, transmits PUCCH and do not transmit PUSCH, UE reports type 1 PHR is：

Report simultaneously

Wherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of PUSCH, MPR (Maximum Power Reduction) are reduced for peak power, A-MPR (Additional Maximum Power Reduction) is reduced for extra peak power, P-MPR (Power Management Maximum Power Reduction) reduce for power management peak power, Δ T_C(Allowed Operating band edge transmission power relaxation) to allow operation band edge through-put power to loosen, Each being specifically defined for parameter sees 3GPP TS 36.101 above.P_{O_PUSCH,c}(1),α_c(1),PL_c, and f_cI the definition of () is detailed See the 5.1.1.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

If UE is in subframe i of Serving cell c, transmits PUCCH and do not transmit PUSCH, UE reports type 2 PHR is：

P is reported simultaneously_CMAX,c(i)。

Wherein, P_CMAX,c(i), P_{O_PUSCH,c}(1),α_c(1),PL_cAnd f_cI the definition of () refers to 3GPP specifications 36.213 The 5.1.1.1 chapters of version 10.9.0, P_{O_PUCCH},PL_c,h(n_CQI,n_HARQ,n_SR),Δ_{F_PUCCH}(F),Δ_TxDAnd g (i) (F') Definition refer to 3GPP specifications 36.213 version 10.9.0 5.1.2.1 chapters.

The power headroom when PUCCH is only passed can be calculated according to these values.Specifically computational methods are：

Wherein, P_CMAX,cI () assumes that UE is calculated in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for coming.

Situation d：

If UE is in subframe i of Serving cell c, does not transmit PUCCH and do not transmit PUSCH yet, UE reports class The PHR of type 1 is：

Report simultaneously

Wherein,P_{O_PUSCH,c}(1),α_c(1),PL_c, and f_cI the definition of () refers to 3GPP specifications 36.213 Version 10.9.0 5.1.1.1 chapters.

If UE is in subframe i of Serving cell c, does not transmit PUCCH and do not transmit PUSCH yet, UE reports class The PHR of type 2 is：

Report simultaneously

Wherein,P_{O_PUSCH,c}(1),α_c(1),PL_c, and f_cI the definition of () refers to 3GPP specifications 36.213 Version 10.9.0 5.1.1.1 chapters, P_{O_PUCCH},PL_c, and the definition of g (i) refers to the version of 3GPP specifications 36.213 The 5.1.2.1 chapters of this 10.9.0.

The power headroom when PUCCH is only passed can be calculated according to these values.Specifically computational methods are：

Situation two：UE is not configured as can be in same subframe simultaneous transmission PUCCH and PUSCH

Can be in same subframe simultaneous transmission PUCCH and PUSCH if UE is not configured as, UE is only reported The PHR of Class1.The PHR of the Class1 that base station can not be reported according to UE calculates the power headroom for PUCCH. UE is not configured as can be in same subframe simultaneous transmission PUCCH and PUSCH, and UE also will report class simultaneously The PHR of the PHR and type 2 of type 1, then according to circumstances one method calculates the power headroom for PUCCH.

Embodiment two

If UE is configured to converge in same subframe simultaneous transmission PUCCH and PUSCH, UE simultaneously The PHR of the PHR and type 2 of report Class1；Can be in same subframe simultaneous transmission if UE is not configured as PUCCH and PUSCH, then UE only report the PHR of Class1, it is not necessary to report the PHR of type 2.Root below The method for reporting of the power headroom for PUCCH is described respectively according to different situations.

Situation 1：UE is configured to can be in same subframe simultaneous transmission PUCCH and PUSCH

There is following method to report the power headroom for PUCCH.

Method one：

Method according to situation one in embodiment one reports the power headroom for PUCCH.

Method two：

PHR and the PHR of type 2 except reporting the Class1 specified in LTE existing protocols for PUSCH, A PHR for being specifically designed for PUCCH is reported again.PHR for PUCCH and the Class1 for PUSCH PHR and the PHR of type 2 simultaneously report；Or, for PHR and the class for being directed to PUSCH of PUCCH The PHR of the PHR and type 2 of type 1 is independently reported, i.e. the PHR for PUCCH is independent driving, for The PHR of PUCCH may be reported simultaneously with the PHR of Class1 and the PHR of type 2 for PUSCH, Report when may be different.By high-level signaling, base station configures whether UE reports PHR, i.e. UE for PUCCH Receive high-level signaling configuration UE and report the PHR for being directed to PUCCH, UE just reports the PHR for PUCCH, no PHR for PUCCH is not reported then.The computational methods of the PHR under different situations for PUCCH are described below.

Situation a：

If UE is in subframe i of Serving cell c, simultaneous transmission PUSCH and PUCCH, UE are reported and are directed to The PHR of PUCCH is：

Report simultaneously

Wherein,Assume that UE is calculated in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for coming.P_{O_PUCCH},PL_c,h(n_CQI,n_HARQ,n_SR),Δ_{F_PUCCH}(F),Δ_TxD(F') and The definition of g (i) refers to the 5.1.2.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

Situation b：

If UE is in subframe i of Serving cell c, transmits PUSCH and do not transmit PUCCH, UE is reported and is directed to The PHR of PUCCH is：

Report simultaneously

Wherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of the PUCCH for coming, MPR, A-MPR, P-MPR and Δ T_CDefinition see 3GPP TS 36.101. P_{O_PUCCH},PL_cDefinition with g (i) refers to the 5.1.2.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

Situation c：

If UE is in subframe i of Serving cell c, transmits PUCCH and do not transmit PUSCH, UE is reported and is directed to The PHR of PUCCH is：

PH_PUCCH,c(i)=P_CMAX,c(i)-(P_{0_PUCCH}+PL_c+h(n_CQI,n_HARQ,n_SR)+Δ_{F_PUCCH}(F)+Δ_TxD(F')+g(i)) [dB]

P is reported simultaneously_CMAX,c(i)。

Wherein, wherein, P_CMAX,cI () assumes that UE in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for calculating；P_{O_PUCCH},PL_c,h(n_CQI,n_HARQ,n_SR),Δ_{F_PUCCH}(F), Δ_TxD(F') and g (i) definition refer to 3GPP specifications 36.213 version 10.9.0 5.1.2.1 chapters.

Situation d：

If UE is in subframe i of Serving cell c, does not transmit PUCCH and do not transmit PUSCH yet, UE reports class The PHR of type 1 is：

And

Wherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of the PUCCH for coming, MPR, A-MPR, P-MPR and Δ T_CDefinition see 3GPP TS 36.101. P_{O_PUCCH},PL_cDefinition with g (i) refers to the 5.1.2.1 chapters of the version 10.9.0 of 3GPP specifications 36.213.

Situation 2：UE is not configured as can be in same subframe simultaneous transmission PUCCH and PUSCH

The calculating for PUCCH power headroom is carried out according to the method two in the present embodiment.

Embodiment three

The power used using the signaling instruction PUCCH of physical layer accounts for the ratio of maximum transmission power, and this is most The high-power maximum transmission power for referring to UE when PUCCH is only sent, this signaling is referred to as PUCCH power to be made Use situation configured information.This configured information is N (N is positive integer, for example N=2) bit, for example, specifically refer to Show that method can be as shown in table 1：

Table 1：PUCCH power service conditions configured information is defined

In addition, PUCCH power service conditions configured information can be transmitted in PUCCH, it is also possible in PUSCH Middle transmission.PUCCH power service condition configured informations can be periodic transfer, the cycle of transmission and time migration Configured by high-level signaling, or can also be event triggering.

Corresponding to said method, present invention also provides a kind of equipment as shown in Figure 2, the equipment is for LTE enhancings Power headroom reporting (PHR) is carried out in carrier aggregation system, including：Information determination module and information reporting module, wherein：

Described information determining module, for determining the information for being used for the power headroom for calculating PUCCH；

Described information reporting module, for being reported for calculating PUCCH to base station by high-level signaling or physical layer signaling Power headroom information.

Corresponding to said method, present invention also provides a kind of equipment as shown in Figure 3, strengthens carrier wave for LTE and gathers Power headroom is determined in syzygy system, including：Information receiving module and power headroom determining module, wherein：

Described information receiver module, for receiving for calculating the information of the power headroom of PUCCH from UE；

The power headroom determining module, for according to the information for calculating the power headroom of PUCCH, meter Calculate the power headroom of the PUCCH of UE.

Presently preferred embodiments of the present invention is the foregoing is only, it is not to limit the present invention, all in the present invention Spirit and principle within, any modification, equivalent substitution and improvements done etc. should be included in guarantor of the present invention Within the scope of shield.

Claims (17)

1. a kind of method for carrying out power headroom reporting (PHR), is applied to Long Term Evolution LTE enhanced carrier aggregation systems, its It is characterised by, including：

User equipment (UE) is determined for calculating the information of the power headroom of Physical Uplink Control Channel PUCCH；

UE is reported for calculating the information of the power headroom of PUCCH to base station by high-level signaling or physical layer signaling.

2. method according to claim 1, it is characterised in that the UE passes through high-level signaling or physical layer is believed Making to base station reporting includes for the information for calculating the power headroom of PUCCH：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and Physical Uplink Shared Channel PUSCH When, report to base station according at least one of situation a-d：

Situation a：If UE simultaneous transmission PUSCH and PUCCH, UE in subframe i of Serving cell c converge The power headroom reporting (PHR) PHR of report Class1, PHR, P of type 2_CMAX,c(i)、WithIts In, P_CMAX,cI () is maximum transmission powers of the UE in subframe i of Serving cell c,Assume that UE in clothes The maximum transmission power of the PUSCH that subframe i of business cell c is calculated in the case of only transmitting PUSCH,Assume that the PUCCH that UE is calculated in the case where subframe i of Serving cell c only transmits PUCCH Maximum transmission power；

Situation b：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE Report PHR, PHR, P of type 2 of Class1_CMAX,c(i) andWherein, P_CMAX,cI () is UE in clothes The maximum transmission power of subframe i of business cell c,Assume that UE is only transmitted in subframe i of Serving cell c The maximum transmission power of the PUCCH calculated in the case of PUCCH；

Situation c：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE Report PHR, PHR, P of type 2 of Class1_CMAX,c(i) andWherein, P_CMAX,cI () is UE in clothes The maximum transmission power of subframe i of business cell c,MPR=0dB, A-MPR=0dB are assumed that, P-MPR=0dB and Δ T_CThe maximum transmission power of the PUSCH calculated in the case of=0dB, wherein, MPR Reduce for peak power, A-MPR is reduced for extra peak power, P-MPR is reduced for power management peak power, ΔT_CTo allow operation band edge through-put power to loosen；

Situation d：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE are reported PHR, the PHR of type 2 of Class1 andWherein,Assume that UE in Serving cell c Subframe i only transmit PUSCH in the case of the maximum transmission power of PUSCH that calculates.

3. method according to claim 1 and 2, it is characterised in that the UE passes through high-level signaling or physics Layer signaling is reported to base station and is included for the information for calculating the power headroom of PUCCH：

When UE be not configured as can in same subframe simultaneous transmission PUCCH and PUSCH, UE report type During the PHR of 1 PHR and type 2, report to base station according at least one of situation e-g：

Situation e：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE P is reported also_CMAX,c(i) andWherein, P_CMAX,cI () is maximum transmitteds of the UE in subframe i of Serving cell c Power,Assume that what UE was calculated in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of PUCCH；

Situation f：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE P is reported also_CMAX,c(i) andWherein, P_CMAX,cI () is maximum transmitteds of the UE in subframe i of Serving cell c Power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_CCount in the case of=0dB The maximum transmission power of the PUSCH for calculating, wherein, MPR is reduced for peak power, and A-MPR is extra maximum Power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge through-put power to loosen；

Situation g：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE also converge ReportWherein,Assume that UE only transmits the situation of PUSCH in subframe i of Serving cell c Under the maximum transmission power of PUSCH that calculates.

4. method according to claim 1, it is characterised in that the UE passes through high-level signaling or physical layer is believed Making to base station reporting includes for the information for calculating the power headroom of PUCCH：

UE reports the PHR for PUCCH.

5. method according to claim 4, it is characterised in that：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and Physical Uplink Shared Channel PUSCH When, report to base station according at least one of situation a1-d1：

Situation a1：If UE is simultaneous transmission PUSCH and PUCCH, UE in subframe i of Serving cell c Report the PHR for PUCCH be：

${\mathrm{PH}}_{PUCCH,c}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-\left\{10{\log }_{10}\right(\left(P_{0\_PUCCH}+{\mathrm{PL}}_c+h\left(n_{CQI},n_{HARQ},n_{SR}\right)+{\mathrm{\Δ}}_{F\_PUCCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right)\right)/10\}\[dB\],$ Report simultaneouslyWherein,Assume that UE only transmits PUCCH in subframe i of Serving cell c In the case of the maximum transmission power of PUCCH that calculates；

Situation b1：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE report the PHR for PUCCH be： ${\mathrm{PH}}_{PUCCH,c}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-\left\{10{\log }_{10}\left(\right(P_{0\_PUCCH}+{\mathrm{PL}}_c+g\left(i\right)\right)/10\}\[dB\],$ Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of PUCCH；

Situation c1：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE Report the PHR for PUCCH be：

PH_PUCCH,c(i)=P_CMAX,c(i)-{10log₁₀((P_{0_PUCCH}+PL_c+h(n_CQI,n_HARQ,n_SR)+Δ_{F_PUCCH}(F)+Δ_TxD(F')+g(i))/10} [dB] P is reported simultaneously_CMAX,c(i), wherein, P_CMAX,cI () assumes that UE only transmits PUCCH in subframe i of Serving cell c In the case of the maximum transmission power of PUCCH that calculates；

Situation d1：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE converge Report the PHR for PUCCH be： ${\mathrm{PH}}_{PUCCH,c}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-\left\{10{\log }_{10}\left(\right(P_{0\_PUCCH}+{\mathrm{PL}}_c+g\left(i\right)\right)/10\}\[dB\],$ Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and ΔT_C=0dB and the maximum transmission power of PUCCH that calculates, wherein, MPR is that peak power is reduced, A-MPR Reduce for extra peak power, P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to pass Defeated power loosens；

Wherein, P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

PL_cIt is link load；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control.

6. the method according to claim 4 or 5, it is characterised in that：

As UE, be not configured as can be in same subframe simultaneous transmission PUCCH and Physical Uplink Shared Channel PUSCH When, report to base station according at least one of situation e1-g1：

Situation e1：If UE in subframe i of Serving cell c transmits PUSCH and does not transmit PUCCH, UE Report the PHR for PUCCH be： ${\mathrm{PH}}_{PUCCH,c}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-\left\{10{\log }_{10}\left(\right(P_{0\_PUCCH}+{\mathrm{PL}}_c+g\left(i\right)\right)/10\}\[dB\],$ Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB and calculate The maximum transmission power of PUCCH；

Situation f1：If UE in subframe i of Serving cell c transmits PUCCH and does not transmit PUSCH, UE Report the PHR for PUCCH be：

PH_PUCCH,c(i)=P_CMAX,c(i)-{10log₁₀((P_{0_PUCCH}+PL_c+h(n_CQI,n_HARQ,n_SR)+Δ_{F_PUCCH}(F)+Δ_TxD(F')+g(i))/10} [dB] P is reported simultaneously_CMAX,c(i), wherein, P_CMAX,cI () assumes that UE only transmits PUCCH in subframe i of Serving cell c In the case of the maximum transmission power of PUCCH that calculates；

Situation g1：If UE does not transmit PUCCH in subframe i of Serving cell c and PUSCH, UE converge Report the PHR for PUCCH be： ${\mathrm{PH}}_{PUCCH,c}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-\left\{10{\log }_{10}\left(\right(P_{0\_PUCCH}+{\mathrm{PL}}_c+g\left(i\right)\right)/10\}\[dB\],$ Report simultaneouslyWherein,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C =0dB and the maximum transmission power of PUCCH that calculates, wherein, MPR is that peak power is reduced, A-MPR Reduce for extra peak power, P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to pass Defeated power loosens；

Wherein, P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

PL_cIt is link load；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control.

7. method according to claim 1, it is characterised in that the UE passes through high-level signaling or physical layer is believed Making to base station reporting includes for the information for calculating the power headroom of PUCCH：

By physical layer signaling, UE indicates that the power that used of PUCCH accounts for UE when PUCCH is only sent most The ratio of big through-put power.

8. method according to claim 7, it is characterised in that the method also includes：

The corresponding relation of values of the UE according to PUCCH power service condition configured informations and occupation proportion, it is determined that The power that PUCCH has been used is accounted for corresponding to the ratio of maximum transmission powers of the UE when PUCCH is only sent The value of PUCCH power service condition configured informations, and PUCCH power service conditions determined by reporting to base station The value of configured information.

9. a kind of equipment, for carrying out power headroom reporting (PHR) in LTE enhanced carrier aggregation systems, it is characterised in that Including：Information determination module and information reporting module, wherein：

Described information determining module, for determining the information for being used for the power headroom for calculating PUCCH；

Described information reporting module, for being reported for calculating PUCCH to base station by high-level signaling or physical layer signaling Power headroom information.

10. a kind of method for determining power headroom, is applied to LTE enhanced carrier aggregation systems, it is characterised in that bag Include：

Receive for calculating the information of the power headroom of PUCCH from UE；

According to the information for calculating the power headroom of PUCCH, the power headroom of the PUCCH of UE is calculated.

11. methods according to claim 10, it is characterised in that be used for calculating PUCCH described in the basis Power headroom information, the power headroom of PUCCH for calculating UE includes：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and PUSCH, according to situation a-d The power headroom of the PUCCH of at least one calculating UE：

Situation a：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i)、WithThen according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}-{10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\left)\right\}\\ ={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}\right\}\\ ={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating,Assume that UE is only transmitted in subframe i of Serving cell c The maximum transmission power of the PUCCH calculated in the case of PUCCH；

Situation b：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for calculating；

Situation c：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)=P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}-{10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}\right\}\\ =P_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation d：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{0\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(P_{0\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for semi-continuous scheduling SPS's PUSCH or PUSCH are retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for Machine accesses the PUSCH or PUSCH of response RAR scheduling and retransmits, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data, C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total.

12. methods according to claim 10 or 11, it is characterised in that be used for calculating described in the basis The information of the power headroom of PUCCH, the power headroom for calculating the PUCCH of UE include：

When UE is not configured as to receive class from UE in same subframe simultaneous transmission PUCCH and PUSCH The PHR of the PHR and type 2 of type 1, and according to situation e-g at least one calculating UE PUCCH power Surplus：

Situation e：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUCCH The maximum transmission power of the PUCCH for calculating；

Situation f：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)=P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}-{10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}\right\}\\ =P_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation g：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for SPS PUSCH or PUSCH is retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for RAR scheduling PUSCH or PUSCH is retransmitted, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data, C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total

13. methods according to claim 10, it is characterised in that be used for calculating PUCCH described in the basis Power headroom information, the power headroom of PUCCH for calculating UE includes：

As UE, be configured to can be in same subframe simultaneous transmission PUCCH and PUSCH, according to situation a1-d1 At least one calculating UE PUCCH power headroom：

Situation a1：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}-{10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\left)\right\}\\ ={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}\right\}\\ ={\stackrel{\≈}{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating,WithIt is identical；

Situation b1：If receiving the PHR and P of the PHR of Class1, type 2 from UE_CMAX,c(i), then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,With P_CMAX,cI () is identical；

Situation c1：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)=P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}-{10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}\right\}\\ =P_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation d1：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for SPS PUSCH or PUSCH is retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for RAR scheduling PUSCH or PUSCH is retransmitted, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data, C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total.

14. methods according to claim 10 or 13, it is characterised in that be used for calculating described in the basis The information of the power headroom of PUCCH, the power headroom for calculating the PUCCH of UE include：

When UE is not configured as to receive class from UE in same subframe simultaneous transmission PUCCH and PUSCH The PHR of the PHR and type 2 of type 1, and according to situation e1-g1 at least one calculating UE PUCCH work( Rate surplus：

Situation e1：If receiving the PHR and P of the PHR of Class1, type 2 from UE_CMAX,c(i), then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(10{\log }_{10}\right(M_{PUSCH,c}\left(i\right))+P_{O\_PUSCH,c}(j)+a_c(j)\·{\mathrm{PL}}_c+{\mathrm{\Δ}}_{TF,c}(i)+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,With P_CMAX,cI () is identical；

Situation f1：If receiving PHR, P of the PHR of Class1, type 2 from UE_CMAX,c(i) and Then according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)=P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}-{10}^{\left(P_{O\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ =P_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{COI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}(F)+{\mathrm{\Δ}}_{TxD}(F^{\′})+g(i\left)\right)/10}\right\}\\ =P_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+h(n_{CQI},n_{HARQ},n_{SR})+{\mathrm{\Δ}}_{F\_PUCCH}\left(F\right)+{\mathrm{\Δ}}_{TxD}\left(F^{\′}\right)+g\left(i\right))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that MPR=0dB, A-MPR=0dB, P-MPR=0dB and Δ T_C=0dB's In the case of the maximum transmission power of PUSCH that calculates, wherein, MPR is that peak power is reduced, and A-MPR is Extra peak power is reduced, and P-MPR is reduced for power management peak power, Δ T_CTo allow operation band edge to transmit Power loosens；

Situation g1：If from UE receive Class1 PHR, the PHR of type 2 andThen according to：

$\begin{array}{c}{\mathrm{PH}}_{PUCCH}\left(i\right)={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{({10}^{P_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type2}\left(i\right)}-{10}^{{\tilde{P}}_{CMAX,c}\left(i\right)-{\mathrm{PH}}_{type1,c}\left(i\right)})\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{\right({10}^{\left(P_{0\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\\ +{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}-{10}^{\left(P_{0\_PUSCH,c}\right(1)+a_c(1)\·{\mathrm{PL}}_c+f_c(i\left)\right)/10}\left)\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-10{\log }_{10}\left\{{10}^{(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i\left)\right)/10}\right\}\\ ={\tilde{P}}_{CMAX,c}\left(i\right)-(P_{0\_PUCCH}+{\mathrm{PL}}_c+g(i))\end{array}\[dB\]$

The power headroom of the PUCCH of UE is calculated, wherein, P_CMAX,cI () is subframes i of the UE in Serving cell c Maximum transmission power,Assume that UE is counted in the case where subframe i of Serving cell c only transmits PUSCH The maximum transmission power of the PUSCH for calculating；

Wherein, PH_type1I () is the PHR of the Class1 received from UE；

PH_type2I () is the PHR of the type 2 received from UE；

M_PUSCH,cI () is the Physical Resource Block number that PUSCH takes；

P_{O_PUSCH,c}J () is the power offset values of high-level signaling configuration；

α_cJ () is all or part of control and compensation link load, wherein, for SPS PUSCH or PUSCH is retransmitted, j=0, for the PUSCH or PUSCH of dynamic dispatching are retransmitted, j=1, for RAR scheduling PUSCH or PUSCH is retransmitted, j=2；

PL_cIt is link load；

f_cI () is the accumulated value of close-loop power control；

h(n_CQI,n_HARQ,n_SR) it is power excursion, it is relevant with PUCCH format, and believe with the upload control for needing feedback The bit number of breath UCI is relevant, n_CQIIt is the bit number of channel condition information CSI to be fed back in subframe i, n_SRIt is son The bit number of dispatch request SR to be fed back in frame i, value are 0 or 1, n_HARQIt is actually subjected to what is fed back in subframe i The bit number of effective hybrid automatic repeat-request response HARQ-ACK；

Δ_{F_PUCCH}(F) it is power deviation relative to parameter format；

Δ_TxD(F') it is to PUCCH format and whether using the parameter that transmitting diversity is related；

G (i) is the accumulated value of close-loop power control；

Δ_TF,cI () is the parameter relevant with the modulating-coding strategy MCS of uplink, when parameter K_SDuring equal to 1.25,Do not send to only sending non-periodical channel state information A-CSI The situation of upstream data, BPRE=O_CQI/N_RE,Situation to have sent upstream data, C is the number of the encoding block CB that transmission block TB is divided, K_rIt is The bit number of r-th CB, N_REIt is that the Resource Unit RE that PUSCH channels are included is total.

15. methods according to claim 10, it is characterised in that：

The information for calculating the power headroom of PUCCH received from UE includes：For the PHR of PUCCH.

16. methods according to claim 10, it is characterised in that：

The information for calculating the power headroom of PUCCH received from UE includes：PUCCH power service conditions refer to Show information；

According to the information for calculating the power headroom of PUCCH, the power headroom bag of the PUCCH of UE is calculated Include：According to the corresponding relation of the value and occupation proportion of PUCCH power service condition configured informations, it is determined that described The power that the corresponding PUCCH of value of PUCCH power service condition configured informations has been used accounts for UE and is only sending The ratio of maximum transmission power during PUCCH.

17. a kind of equipment, for determining power headroom in LTE enhanced carrier aggregation systems, it is characterised in that include： Information receiving module and power headroom determining module, wherein：

Described information receiver module, for receiving for calculating the information of the power headroom of PUCCH from UE；

The power headroom determining module, for according to the information for calculating the power headroom of PUCCH, meter Calculate the power headroom of the PUCCH of UE.