WO2021149260A1 - 端末、無線通信方法及び基地局 - Google Patents
端末、無線通信方法及び基地局 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- a successor system to LTE for example, 5th generation mobile communication system (5G), 5G + (plus), New Radio (NR), 3GPP Rel.15 or later, etc.) is also being considered.
- 5G 5th generation mobile communication system
- 5G + plus
- NR New Radio
- 3GPP Rel.15 or later, etc. is also being considered.
- NR measures to deal with the problem of maximum permitted exposure (MPE) (or electromagnetic power density exposure) are being considered.
- MPE maximum permitted exposure
- UEs are required to meet Federal Communications Commission (FCC) regulations regarding maximum radiation to the human body for health and safety.
- FCC Federal Communications Commission
- Rel. 15 the following two restriction methods are stipulated as regulations for limiting exposure.
- UE capability information is introduced to notify the uplink transmission rate that the UE can transmit without the need to apply P-MPR. rice field.
- the capability information may be referred to as the maximum uplink duty cycle (maxUplinkDutyCycle-FR2) in Frequency Range 2 (FR2).
- MaxUplinkDutyCycle-FR2 corresponds to the upper layer parameter.
- maxUplinkDutyCycle-FR2 may be the upper limit of the UL transmission ratio within a certain evaluation period (for example, 1 second). Rel. At 15 NR, this value is any of n15, n20, n25, n30, n40, n50, n60, n70, n80, n90, n100, and is 15%, 20%, 25%, 30%, 40%, respectively. , 50%, 60%, 70%, 80%, 90%, 100%.
- maxUplinkDutyCycle-FR2 may be applied to all UE power classes of FR2. Note that maxUplinkDutyCycle-FR2 does not have to specify a default value.
- maxUplinkDutyCycle-FR2 exists as UE capability information and the ratio of UL symbols transmitted within the evaluation period of 1 second is larger than maxUplinkDutyCycle-FR2, the UE follows the UL scheduling and limits using P-MPR. (Restriction method 1) may be applied. Otherwise, the UE may not apply the P-MPR.
- MPE requirements and meeting FCC regulations for MPE may be read interchangeably.
- UL transmission, PUSCH, PUCCH, and SRS may be read as each other.
- the upper layer signaling may be, for example, any one of Radio Resource Control (RRC) signaling, Medium Access Control (MAC) signaling, broadcast information, or a combination thereof.
- RRC Radio Resource Control
- MAC Medium Access Control
- the UE may implicitly report (display) the occurrence of MPE problems for at least one of the cells and BWP by individual UL resources.
- the individual UL resource may be at least one of an individual SR resource, an individual PUCCH resource, and an individual PRACH resource.
- the UE may be configured with individual UL resources for reporting MPE problems by RRC signaling.
- Each serving cell may have a separate individual resource setting for reporting MPE issues. For multiple serving cells, at most one individual resource may be set up for reporting MPE problems.
- Reports using individual UL resources may include a UE beam / panel change plan (eg, information about at least one MPE-compliant beam / panel, MPE-compliant beam / panel report).
- a UE beam / panel change plan eg, information about at least one MPE-compliant beam / panel, MPE-compliant beam / panel report.
- the UE may change the UL transmit panel to another panel (beam on another panel) based on the latest MPE conforming beam / panel report.
- the UE may select another panel according to at least one panel selection method.
- the panel selection method any other panel may be selected.
- the panel selection method may select the panel with the beam with the highest L1-RSRP or the highest L1-SINR among the last reported panels.
- the panel selection method may select the panel with the lowest panel index among the other reported panels.
- the UE may use one of these panel selection methods, or may use a combination of a plurality of panel selection methods.
- the UE may select one panel by another panel selection method when one panel cannot be selected by one panel selection method. For example, if the two panels have the highest L1-RSRP, the UE may select one of those two panels using a different panel selection method.
- the UE may change the UL transmit panel to another panel with the best beam in terms of MPE, based on the latest beam / panel reports.
- the best beam from the viewpoint of MPE may be the beam having the lowest P-MPR in consideration of MPE, or the beam having the highest PCMAX, f, c in consideration of MPE.
- the beam may have the highest pH in consideration of MPE.
- the UE may select another beam that is best in terms of MPE according to at least one beam selection method.
- the beam selection method may select any beam index (RS index) of the beam that meets the MPE requirement in the latest beam / panel report.
- RS index beam index
- a beam having the lowest P-MPR may be selected.
- a beam having the highest PCMAX, f, c may be selected.
- the beam selection method may select the beam having the highest pH.
- the beam selection method may select the beam having the lowest beam / panel index among the latest beam / panel reports.
- the UE may use one of these beam selection methods, or may use a combination of a plurality of beam selection methods. For example, if the two beams have the highest L1-RSRP, the UE may select one of those two beams using a different beam selection method.
- the UE may receive a response from the network to a report using individual UL resources.
- the response may be any of the following responses 1 to 4.
- the UE may receive a scheduling instruction for a PUSCH with the same HARQ process ID, which is a scheduling instruction having a different UL beam instruction (eg, SRI) as compared to the previous UL grant instruction.
- a scheduling instruction for a PUSCH with the same HARQ process ID which is a scheduling instruction having a different UL beam instruction (eg, SRI) as compared to the previous UL grant instruction.
- the network may determine the UL reception beam according to the rules and timing, assuming the report of the new UL transmission beam / panel from the UE. For example, the network may use the UL receive beam based on the reported new UL transmit beam / panel for UL reception after the beam switching timing.
- the network determines the UL transmit beam (UL receive beam) by performing blind decoding corresponding to each of the multiple MPE-compliant beams / panels. May be good. If the MPE problem occurrence report shows multiple MPE compliant beams / panels, the network may determine a new UL transmit beam / panel from the multiple MPE compliant beams / panels according to the rules. In this case, the network does not need to perform blind decryption. If the MPE problem occurrence report shows one MPE conforming beam / panel (new UL transmit beam / panel), the network does not need to perform blind decoding.
- the UE receives an instruction of the UL transmission beam (for example, SRI). Then, in S20, when the UE detects the occurrence of the MPE problem, it transmits the MPE problem report using the individual UL resource. Then, in S30, the UE receives a response to the report. After that, in S40, the UE uses the UL transmission beam for UL transmission (for example, PUSCH) after the beam switching timing.
- SRI an instruction of the UL transmission beam
- S20 when the UE detects the occurrence of the MPE problem, it transmits the MPE problem report using the individual UL resource. Then, in S30, the UE receives a response to the report.
- the UE uses the UL transmission beam for UL transmission (for example, PUSCH) after the beam switching timing.
- the UE can appropriately report at least one of the occurrence of the MPE problem and the new UL transmission beam / panel that meets the MPE requirement.
- the new MAC CE may include at least one of the following contents 1-8.
- the UE is at least one of a new scheduling instruction for PUSCH transmission, an RRC reconfiguration for UL spatial relationship configuration, and a new UL transmission beam / panel reporting setting or instruction based on MPE. May wait (may receive).
- the UE can detect DCI (UL grant or DL assignment) on the DL receive beam because the corresponding DL receive beam may be the best beam even if the UL transmit beam is not available by MPE.
- DCI UL grant or DL assignment
- the UL transmit beam directed by DCI can have MPE problems.
- the rule for determining the new UL transmission beam / panel may be at least one of the following rules 1 and 2.
- the UE may select the beam / panel according to the position of the beam / panel index in the new MAC CE, or the P-MPR in the new MAC CE, Beams / panels may be selected according to at least one order of PH value, PCMAX, f, c.
- the UE always makes a two-step report on the MPE problem.
- the report of the first step is a report of the MPE problem, and the first embodiment may be used.
- the subsequent second step report is a report of information about the MPE compatible beam / panel, and the second embodiment may be used.
- the wireless communication system 1 includes a base station 11 that forms a macro cell C1 having a relatively wide coverage, and a base station 12 (12a-12c) that is arranged in the macro cell C1 and forms a small cell C2 that is narrower than the macro cell C1. You may prepare.
- the user terminal 20 may be located in at least one cell. The arrangement, number, and the like of each cell and the user terminal 20 are not limited to the mode shown in the figure.
- the base stations 11 and 12 are not distinguished, they are collectively referred to as the base station 10.
- the user terminal 20 may perform communication using at least one of Time Division Duplex (TDD) and Frequency Division Duplex (FDD) in each CC.
- TDD Time Division Duplex
- FDD Frequency Division Duplex
- the base station 10 may be connected to the core network 30 via another base station 10 or directly.
- the core network 30 may include at least one such as Evolved Packet Core (EPC), 5G Core Network (5GCN), and Next Generation Core (NGC).
- EPC Evolved Packet Core
- 5GCN 5G Core Network
- NGC Next Generation Core
- the user terminal 20 may be a terminal that supports at least one of communication methods such as LTE, LTE-A, and 5G.
- the wireless access method may be called a waveform.
- another wireless access system for example, another single carrier transmission system, another multi-carrier transmission system
- the UL and DL wireless access systems may be used as the UL and DL wireless access systems.
- downlink shared channels Physical Downlink Shared Channel (PDSCH)
- broadcast channels Physical Broadcast Channel (PBCH)
- downlink control channels Physical Downlink Control
- Channel PDCCH
- the DCI that schedules PDSCH may be called DL assignment, DL DCI, etc.
- the DCI that schedules PUSCH may be called UL grant, UL DCI, etc.
- the PDSCH may be read as DL data
- the PUSCH may be read as UL data.
- One search space may correspond to PDCCH candidates corresponding to one or more aggregation levels.
- One or more search spaces may be referred to as a search space set.
- the "search space”, “search space set”, “search space setting”, “search space set setting”, “CORESET”, “CORESET setting”, etc. of the present disclosure may be read as each other.
- the synchronization signal may be, for example, at least one of a primary synchronization signal (Primary Synchronization Signal (PSS)) and a secondary synchronization signal (Secondary Synchronization Signal (SSS)).
- PSS Primary Synchronization Signal
- SSS Secondary Synchronization Signal
- the signal block including SS (PSS, SSS) and PBCH (and DMRS for PBCH) may be referred to as SS / PBCH block, SS Block (SSB) and the like.
- SS, SSB and the like may also be called a reference signal.
- the transmitting / receiving antenna 130 can be composed of an antenna described based on common recognition in the technical field according to the present disclosure, for example, an array antenna.
- the transmission / reception unit 120 may form at least one of a transmission beam and a reception beam by using digital beamforming (for example, precoding), analog beamforming (for example, phase rotation), and the like.
- digital beamforming for example, precoding
- analog beamforming for example, phase rotation
- the transmission / reception unit 120 performs channel coding (may include error correction coding), modulation, mapping, filtering, and discrete Fourier transform (Discrete Fourier Transform (DFT)) for the bit string to be transmitted.
- the base band signal may be output by performing processing (if necessary), inverse fast Fourier transform (IFFT) processing, precoding, digital-analog transform, and other transmission processing.
- IFFT inverse fast Fourier transform
- the transmission / reception unit 120 may perform modulation, filtering, amplification, etc. on the baseband signal to the radio frequency band, and transmit the signal in the radio frequency band via the transmission / reception antenna 130. ..
- the transmission / reception unit 120 may perform amplification, filtering, demodulation to a baseband signal, or the like on the signal in the radio frequency band received by the transmission / reception antenna 130.
- the transmission / reception unit 120 (reception processing unit 1212) performs analog-digital conversion, fast Fourier transform (FFT) processing, and inverse discrete Fourier transform (IDFT) on the acquired baseband signal. )) Processing (if necessary), filtering, decoding, demodulation, decoding (may include error correction decoding), MAC layer processing, RLC layer processing, PDCP layer processing, and other reception processing are applied. User data and the like may be acquired.
- FFT fast Fourier transform
- IDFT inverse discrete Fourier transform
- the transmission line interface 140 transmits / receives signals (backhaul signaling) to / from a device included in the core network 30, another base station 10 and the like, and provides user data (user plane data) and control plane for the user terminal 20. Data or the like may be acquired or transmitted.
- the transmission / reception unit 120 may receive a signal using at least one of the individual uplink resources and the medium access control-control element (MAC CE).
- the control unit 110 may recognize that the transmitted power calculated for the uplink transmit beam does not meet the maximum permissible exposure (MPE) requirement based on the signal.
- MPE maximum permissible exposure
- FIG. 5 is a diagram showing an example of the configuration of the user terminal according to the embodiment.
- the user terminal 20 includes a control unit 210, a transmission / reception unit 220, and a transmission / reception antenna 230.
- the control unit 210, the transmission / reception unit 220, and the transmission / reception antenna 230 may each be provided with one or more.
- this example mainly shows the functional blocks of the feature portion in the present embodiment, and it may be assumed that the user terminal 20 also has other functional blocks necessary for wireless communication. A part of the processing of each part described below may be omitted.
- the control unit 210 may control signal generation, mapping, and the like.
- the control unit 210 may control transmission / reception, measurement, and the like using the transmission / reception unit 220 and the transmission / reception antenna 230.
- the control unit 210 may generate data to be transmitted as a signal, control information, a sequence, and the like, and transfer the data to the transmission / reception unit 220.
- the transmission / reception unit 220 may be configured as an integrated transmission / reception unit, or may be composed of a transmission unit and a reception unit.
- the transmission unit may be composed of a transmission processing unit 2211 and an RF unit 222.
- the receiving unit may be composed of a receiving processing unit 2212, an RF unit 222, and a measuring unit 223.
- the transmission / reception unit 220 (transmission processing unit 2211) performs PDCP layer processing, RLC layer processing (for example, RLC retransmission control), and MAC layer processing (for example, for data, control information, etc. acquired from the control unit 210). , HARQ retransmission control), etc., to generate a bit string to be transmitted.
- RLC layer processing for example, RLC retransmission control
- MAC layer processing for example, for data, control information, etc. acquired from the control unit 210.
- HARQ retransmission control HARQ retransmission control
- Whether or not to apply the DFT process may be based on the transform precoding setting.
- the transmission / reception unit 220 transmits the channel using the DFT-s-OFDM waveform.
- the DFT process may be performed as the transmission process, and if not, the DFT process may not be performed as the transmission process.
- the transmission / reception unit 220 may perform modulation, filtering, amplification, etc. on the baseband signal to the radio frequency band, and transmit the signal in the radio frequency band via the transmission / reception antenna 230. ..
- the transmission / reception unit 220 (reception processing unit 2212) performs analog-to-digital conversion, FFT processing, IDFT processing (if necessary), filtering processing, demapping, demodulation, and decoding (error correction) for the acquired baseband signal. Decoding may be included), MAC layer processing, RLC layer processing, PDCP layer processing, and other reception processing may be applied to acquire user data and the like.
- the transmitter and receiver of the user terminal 20 in the present disclosure may be composed of at least one of the transmitter / receiver 220 and the transmitter / receiver antenna 230.
- the control unit 210 may detect that the power parameter for the uplink transmit beam does not meet the maximum permissible exposure (MPE) requirement.
- the transmitter / receiver 220 may transmit the first report on the detection using at least one of the individual uplink resources and the medium access control-control element (MAC CE).
- MPE maximum permissible exposure
- the control unit 210 may determine the uplink transmission beam that satisfies the MPE requirement according to the detection.
- each functional block may be realized by using one device that is physically or logically connected, or directly or indirectly (for example, by two or more devices that are physically or logically separated). , Wired, wireless, etc.) and may be realized using these plurality of devices.
- the functional block may be realized by combining the software with the one device or the plurality of devices.
- the functions include judgment, decision, judgment, calculation, calculation, processing, derivation, investigation, search, confirmation, reception, transmission, output, access, solution, selection, selection, establishment, comparison, assumption, expectation, and deemed. , Broadcasting, notifying, communicating, forwarding, configuring, reconfiguring, allocating, mapping, assigning, etc.
- a functional block (constituent unit) for functioning transmission may be referred to as a transmitting unit (transmitting unit), a transmitter (transmitter), or the like.
- the method of realizing each of them is not particularly limited.
- Processor 1001 operates, for example, an operating system to control the entire computer.
- the processor 1001 may be configured by a central processing unit (CPU) including an interface with peripheral devices, a control device, an arithmetic unit, a register, and the like.
- CPU central processing unit
- control unit 110 210
- transmission / reception unit 120 220
- the like may be realized by the processor 1001.
- the memory 1002 is a computer-readable recording medium, for example, at least a Read Only Memory (ROM), an Erasable Programmable ROM (EPROM), an Electrically EPROM (EPROM), a Random Access Memory (RAM), or any other suitable storage medium. It may be composed of one.
- the memory 1002 may be referred to as a register, a cache, a main memory (main storage device), or the like.
- the memory 1002 can store a program (program code), a software module, or the like that can be executed to implement the wireless communication method according to the embodiment of the present disclosure.
- the wireless frame, subframe, slot, minislot and symbol all represent the time unit when transmitting a signal.
- the radio frame, subframe, slot, minislot and symbol may have different names corresponding to each.
- the time units such as frames, subframes, slots, mini slots, and symbols in the present disclosure may be read as each other.
- one subframe may be called TTI
- a plurality of consecutive subframes may be called TTI
- one slot or one minislot may be called TTI. That is, at least one of the subframe and TTI may be a subframe (1 ms) in existing LTE, a period shorter than 1 ms (eg, 1-13 symbols), or a period longer than 1 ms. It may be.
- the unit representing TTI may be called a slot, a mini slot, or the like instead of a subframe.
- a resource block is a resource allocation unit in the time domain and the frequency domain, and may include one or a plurality of continuous subcarriers in the frequency domain.
- the number of subcarriers contained in the RB may be the same regardless of the numerology, and may be, for example, 12.
- the number of subcarriers contained in the RB may be determined based on numerology.
- the resource block may be composed of one or a plurality of resource elements (Resource Element (RE)).
- RE Resource Element
- 1RE may be a radio resource area of 1 subcarrier and 1 symbol.
- Bandwidth Part (which may also be called partial bandwidth, etc.) represents a subset of consecutive common resource blocks (RBs) for a neurology in a carrier. May be good.
- the common RB may be specified by the index of the RB with respect to the common reference point of the carrier.
- PRBs may be defined in a BWP and numbered within that BWP.
- At least one of the configured BWPs may be active, and the UE may not expect to send or receive a given signal / channel outside the active BWP.
- “cell”, “carrier” and the like in this disclosure may be read as “BWP”.
- the notification of predetermined information is not limited to the explicit notification, but implicitly (for example, by not notifying the predetermined information or another information). May be done (by notification of).
- the base station can accommodate one or more (for example, three) cells.
- a base station accommodates multiple cells, the entire coverage area of the base station can be divided into multiple smaller areas, each smaller area being a base station subsystem (eg, a small indoor base station (Remote Radio)).
- Communication services can also be provided by Head (RRH))).
- RRH Head
- the term "cell” or “sector” refers to part or all of the coverage area of at least one of the base stations and base station subsystems that provide communication services in this coverage.
- the base station in the present disclosure may be read by the user terminal.
- the communication between the base station and the user terminal is replaced with the communication between a plurality of user terminals (for example, it may be called Device-to-Device (D2D), Vehicle-to-Everything (V2X), etc.).
- D2D Device-to-Device
- V2X Vehicle-to-Everything
- Each aspect / embodiment of the present disclosure may be applied to the configuration.
- the user terminal 20 may have the function of the base station 10 described above.
- words such as "up” and “down” may be read as words corresponding to communication between terminals (for example, "side”).
- an uplink channel, a downlink channel, and the like may be read as a side channel.
- connection are any direct or indirect connection or connection between two or more elements. Means, and can include the presence of one or more intermediate elements between two elements that are “connected” or “joined” to each other.
- the connection or connection between the elements may be physical, logical, or a combination thereof. For example, "connection” may be read as "access”.
Abstract
Description
制限方法1として、電力管理最大電力低減(Power-management Maximum Power Reduction(P-MPR)、最大許容UE出力電力低減)を用いた制限が規定されている。例えば、UE最大出力電力PCMAX,f,cは、対応するPUMAX,f,c(測定される最大出力電力、測定される設定最大UE出力電力)が以下の式(1)を満たすように、設定される。
PPowerclass-MAX(MAX(MPRf,c,A-MPRf,c)+ΔMBP,n,P-MPRf,c)-MAX{T(MAX(MPRf,c,A-MPRf,c,)),T(P-MPRf,c)}≦PUMAX,f,c≦EIRPmax (1)
Rel.15 NRにおいては、ミリ波人体防護指針を満たすために、UEがP-MPRの適用を必要としないで送信できる上りリンク送信比率(transmission rate)を通知するUE能力情報(capability information)が導入された。当該能力情報は、Frequency Range 2(FR2)における最大上りリンクデューティ比(maxUplinkDutyCycle-FR2)と呼ばれてもよい。
UEが、MPE問題に対し、UEによってトリガされる報告を(例えば、RRCレイヤシグナリングによって)設定され、且つUEが、指示されたULビームに対するMPE問題を検出した場合、UEは、MPE問題の発生を報告してもよい。本開示において、MPE問題、MPE障害、MPE要件を満たさないこと、MPE要件を通過できないこと、は互いに読み替えられてもよい。本開示において、MPE問題の発生の報告、MPE問題の報告、第1報告、MPE問題の回復(解決)の要求、は互いに読み替えられてもよい。
・MPEを考慮して必要とされるP-MPRf,cがP-MPR閾値よりも大きい。
・MPEを考慮して計算されたPCMAX,f,c(サービングセルcのキャリアfに対してUEに設定される最大出力電力)がPCMAX閾値よりも小さい。
・MPEを考慮して計算されたPH値(例えば、実PH、仮想PH)がPH閾値よりも小さい。
UEは、セル及びBWPの少なくとも1つに対するMPE問題発生を、個別ULリソースによって暗示的に報告(表示)してもよい。個別ULリソースは、個別SRリソース、個別PUCCHリソース、個別PRACHリソース、の少なくとも1つであってもよい。UEは、RRCシグナリングによって、MPE問題の報告用の個別ULリソースを設定されてもよい。各サービングセルは、MPE問題の報告用に独立の個別リソース設定を有していてもよい。複数サービングセルに対し、MPE問題の報告用に多くとも1つの個別リソースが設定されてもよい。
UEは、個別ULリソースとして、次のリソース1、2のいずれかを用いてもよい。
UEは、現在のサービングセル(MPE問題が検出されたサービングセル)上に設定された個別ULリソースを用いて、MPE問題発生を報告してもよい。
UEは、プライマリセル(PCell)と、プライマリセカンダリセル(PSCell)と、PUCCH設定を有するセカンダリセル(SCell)(PUCCH SCell)と、の少なくとも1つのセル上に設定された個別PUCCH送信リソースを用いて、MPE問題発生を報告してもよい。UEは、この個別PUCCH送信リソースにおいて、MPE問題発生を含むCSI報告を送信してもよい。もしUEが、PUCCH設定を有しないセルにおけるMPE問題を検出した場合、当該セルと異なるセルにおいてMPE問題発生を報告してもよい。
UEは、個別ULリソースを用いるMPE問題発生の報告に対し、次の動作1、2のいずれかを行ってもよい。
UEは、PUSCH送信のための新たなスケジューリング指示と、UL空間関係設定のためのRRC再設定(reconfiguration)と、MPEに基づく新UL送信ビーム/パネルの報告の設定又は指示と、の少なくとも1つを待ってもよい(受信してもよい)。
個別ULリソースを用いる報告は、UEのビーム/パネルの変更計画(例えば、少なくとも1つのMPE適合ビーム/パネルに関する情報、MPE適合ビーム/パネル報告)を含んでもよい。
UEは、最新のMPE適合ビーム/パネル報告に基づいて、UL送信パネルを別のパネル(別のパネル上のビーム)に変更してもよい。
UEは、最新のMPE適合ビーム/パネル報告に基づいて、UL送信パネルを、最強(最良)のビームを有する別のパネルに変更してもよい。最強のビームは、最高のL1-RSRP又はL1-SINRを有するビームであってもよい。UEは、最新のMPE適合ビーム/パネル報告に基づいて、UL送信パネルを、MPE要件を満たすビームのうち、最強(最良)のビームを有する別のパネルに変更してもよい。
UEは、最新のビーム/パネル報告に基づいて、UL送信パネルを、MPE観点で最良のビームを有する別のパネルに変更してもよい。MPE観点で最良のビームは、MPEを考慮して最低のP-MPRを有するビームであってもよいし、MPEを考慮して最高のPCMAX,f,cを有するビームであってもよいし、MPEを考慮して最高のPHを有するビームであってもよい。
UEは、前のULグラント指示と比較して異なるULビーム指示(例えば、SRI)を有する通常のULグラントを受信してもよい。
UEは、同じHARQプロセスIDに対する新たなPUSCHのスケジューリング指示(例えば、NDIがトグルされたスケジューリング指示)を受信してもよい。
UEは、前のULグラント指示と比較して異なるULビーム指示(例えば、SRI)を有するスケジューリング指示であって同じHARQプロセスIDのPUSCHのためのスケジューリング指示を受信してもよい。
UEは、RRC再設定シグナリングと、PUCCH空間関係情報のためのMAC CEアクティベーション/ディアクティベーションと、PUSCH空間関係情報のためのMAC CEアクティベーション/ディアクティベーションと、SRS空間関係情報のためのMAC CEアクティベーション/ディアクティベーションと、の少なくとも1つを受信してもよい。
MPE問題発生と、1以上のセル及びBWPに対するMPE要件を満たすビーム/パネル(MPE適合ビーム/パネル)に関する情報と、の少なくとも1つの報告のための、新規のlogical channel ID(LCID)を有する新規MAC CEが定義されてもよい。新規MAC CEは、新UL送信ビーム/パネルと、MPE問題が発生したセルと、の少なくとも1つを示してもよい。
新規MAC CEは、次の内容1~8の少なくとも1つを含んでもよい。
セル/BWP毎に、MPE問題を示すための0又は1ビットのフィールド。MAC CEは、1以上のセル/BWPに対するフィールドを含まれてもよい。MAC CEは、セル/BWPインデックスを含んでもよい。
MPE問題が検出された1つのセル/BWPに対し、1以上の又はN個までの、MPE適合ビーム/パネルのインデックス。
MPE問題が検出された複数のセル/BWPに対するMPE適合ビーム/パネルのインデックス。MAC CEは、当該複数のセル/BWPのそれぞれに対し、1以上の又はN個までの、MPE適合ビーム/パネルのインデックスを含んでもよい。
内容1、2、3の少なくとも1つに加え、各ビーム/パネルのインデックスに対し、必要とされるP-MPR。
内容1、2、3の少なくとも1つに加え、各ビーム/パネルのインデックスに対し、P-MPRを考慮して推定される残りの電力(MPEを考慮して推定される残りの電力)。推定される残りの電力は、MPEを考慮して実際の送信又は参照フォーマット(仮想送信)に基づくPH値であってもよいし、ビーム毎にMPEを考慮してPHRであってもよい。PHRは、PHR MAC CE内の内容(PHタイプ、PH値、PCMAX,f,cの少なくとも1つ)を含んでもよい。
内容1、2、3の少なくとも1つに加え、各ビーム/パネルのインデックスに対し、計算されるPCMAX,f,c。
内容1~6の2以上の組み合わせ。
内容7に基づき、セル/BWPに対してMPE適合ビーム/パネルが発見されないことを示すフィールド(ビット)。
UEは、新規MAC CEを用いるMPE問題発生の報告に対し、次の動作1、2のいずれかを行ってもよい。
UEは、PUSCH送信のための新たなスケジューリング指示と、UL空間関係設定のためのRRC再設定(reconfiguration)と、MPEに基づく新UL送信ビーム/パネルの報告の設定又は指示と、の少なくとも1つを待ってもよい(受信してもよい)。
新規MAC CEを用いる報告は、UEのビーム/パネルの変更計画(例えば、少なくとも1つのMPE適合ビーム/パネルに関する情報)を含んでもよい。
UEは、対応するセル/BWPに対して報告されたMPE適合ビーム/パネルから、1つの新UL送信ビーム/パネルをランダムに選択してもよい。セル/BWPに対し、新規MAC CEが1つのみのMPE適合ビーム/パネルを示してもよいし、複数のMPE適合ビーム/パネルを示してもよい。
セル/BWPに対し、複数の選択肢がある場合、UEは、新規MAC CE内のビーム/パネルインデックスの位置の順に従ってビーム/パネルを選択してもよいし、新規MAC CE内のP-MPR、PH値、PCMAX,f,c、の少なくとも1つの順に従ってビーム/パネルを選択してもよい。
UEは、報告されたセル/BWPに対し、cell(C)-radio network temporary identifier(RNTI)又はmodulation and coding scheme(MCS)-C-RNTIを有する通常のULグラントを受信してもよい。
UEは、同じHARQプロセスIDに対する新たなPUSCHのスケジューリング指示(例えば、NDIがトグルされたスケジューリング指示)を受信してもよい。
UEは、前のULグラント指示と比較して異なるULビーム指示(例えば、SRI)を有するスケジューリング指示であって同じHARQプロセスIDのPUSCHのためのスケジューリング指示を受信してもよい。
UEは、MAC CEによって報告されたビームからの、又は報告されたビームとタイプDのQCLされた(quasi co-located)ビームからの、ULビームの指示(例えば、SRI)を有するスケジューリング指示であって同じHARQプロセスIDのPUSCHのためのスケジューリング指示を受信してもよい。
UEは、前のULグラント指示と比較して異なるULビーム指示(例えば、SRI)を有する通常のULグラントを受信してもよい。
UEは、MAC CEによって報告されたビームからの、又は報告されたビームとタイプDのQCLされた(quasi co-located)ビームからの、ULビームの指示(例えば、SRI)を有する通常のULグラントを受信してもよい。
UEは、RRC再設定シグナリングと、PUCCH空間関係情報のためのMAC CEアクティベーション/ディアクティベーションと、PUSCH空間関係情報のためのMAC CEアクティベーション/ディアクティベーションと、SRS空間関係情報のためのMAC CEアクティベーション/ディアクティベーションと、の少なくとも1つを受信してもよい。
第1の実施形態(例えば、MPE問題発生の報告のための個別ULリソース)と、第2の実施形態(例えば、MPE問題発生と、MPE適合ビーム/パネルに関する情報と、の少なくとも1つの報告のための新規MAC CE)と、の少なくとも1つが用いられてもよい。
第1の実施形態のみが適用される。
第2の実施形態のみが適用される。もしMPE問題の検出後の時間長X内において、MPE問題発生のセルの他のサービングセル上に、MAC CEを運ぶために利用可能な且つ十分なPUSCHリソースがある場合、UEは、PUSCH上で新規MAC CEを送ってもよい。そうでない場合、UEは、他のサービングセル上のPUSCHリソースに対するULグラントを、通常のSR又はPRACHによって要求してもよい。他のサービングセルは、PCellであってもよいし、SCellであってもよい。
UEは、MPE問題に対して、常に2ステップ報告を行う。第1ステップの報告(第1報告)は、MPE問題の報告であり、第1の実施形態を用いてもよい。その後の第2ステップの報告(第2報告)は、MPE適合ビーム/パネルに関する情報の報告であり、第2の実施形態を用いてもよい。
UEは、MPE問題に対して、2ステップ報告を行ってもよい。もしMAC CEを運ぶために利用可能な且つ十分なPUSCHリソースがある場合、UEは、第1ステップの報告を省いてもよい。第1ステップの報告は、MPE問題の報告であり、第1の実施形態を用いてもよい。その後の第2ステップの報告は、MPE適合ビーム/パネルに関する情報の報告であり、第2の実施形態を用いてもよい。
UEは、報告方法1~4のいずれが適用されるかを、RRCシグナリングによって設定されてもよい。
UEは、1ステップ報告及び2ステップ報告のいずれが適用されるかを、RRCシグナリングによって設定されてもよい。1ステップ報告に報告方法1及び2のいずれが適用されるかは、仕様に規定されてもよいし、RRCシグナリングによってUEに設定されてもよい。2ステップ報告に報告方法3及び4のいずれが適用されるかは、仕様に規定されてもよいし、RRCシグナリングによってUEに設定されてもよい。
以下、本開示の一実施形態に係る無線通信システムの構成について説明する。この無線通信システムでは、本開示の上記各実施形態に係る無線通信方法のいずれか又はこれらの組み合わせを用いて通信が行われる。
図4は、一実施形態に係る基地局の構成の一例を示す図である。基地局10は、制御部110、送受信部120、送受信アンテナ130及び伝送路インターフェース(transmission line interface)140を備えている。なお、制御部110、送受信部120及び送受信アンテナ130及び伝送路インターフェース140は、それぞれ1つ以上が備えられてもよい。
図5は、一実施形態に係るユーザ端末の構成の一例を示す図である。ユーザ端末20は、制御部210、送受信部220及び送受信アンテナ230を備えている。なお、制御部210、送受信部220及び送受信アンテナ230は、それぞれ1つ以上が備えられてもよい。
なお、上記実施形態の説明に用いたブロック図は、機能単位のブロックを示している。これらの機能ブロック(構成部)は、ハードウェア及びソフトウェアの少なくとも一方の任意の組み合わせによって実現される。また、各機能ブロックの実現方法は特に限定されない。すなわち、各機能ブロックは、物理的又は論理的に結合した1つの装置を用いて実現されてもよいし、物理的又は論理的に分離した2つ以上の装置を直接的又は間接的に(例えば、有線、無線などを用いて)接続し、これら複数の装置を用いて実現されてもよい。機能ブロックは、上記1つの装置又は上記複数の装置にソフトウェアを組み合わせて実現されてもよい。
なお、本開示において説明した用語及び本開示の理解に必要な用語については、同一の又は類似する意味を有する用語と置き換えてもよい。例えば、チャネル、シンボル及び信号(シグナル又はシグナリング)は、互いに読み替えられてもよい。また、信号はメッセージであってもよい。参照信号(reference signal)は、RSと略称することもでき、適用される標準によってパイロット(Pilot)、パイロット信号などと呼ばれてもよい。また、コンポーネントキャリア(Component Carrier(CC))は、セル、周波数キャリア、キャリア周波数などと呼ばれてもよい。
Claims (6)
- 上りリンク送信ビームのための電力パラメータが最大許容曝露(MPE)要件を満たさないことを検出する制御部と、
個別上りリンクリソース及び媒体アクセス制御-制御要素(MAC CE)の少なくとも1つを用いて前記検出に関する第1報告を送信する送信部と、を有する端末。 - 前記制御部は、前記検出に応じて、前記MPE要件を満たす上りリンク送信ビームを決定する、請求項1に記載の端末。
- 前記第1報告は、前記決定された上りリンク送信ビームに関する情報を示す、請求項2に記載の端末。
- 前記送信部は、前記第1報告の送信の後、前記決定された上りリンク送信ビームに関する情報を示す第2報告を送信する、請求項2に記載の端末。
- 上りリンク送信ビームのための電力パラメータが最大許容曝露(MPE)要件を満たさないことを検出するステップと、
個別上りリンクリソース及び媒体アクセス制御-制御要素(MAC CE)の少なくとも1つを用いて前記検出に関する第1報告を送信するステップとを有する、端末の無線通信方法。 - 個別上りリンクリソース及び媒体アクセス制御-制御要素(MAC CE)の少なくとも1つを用いて信号を受信する受信部と、
前記信号に基づいて、上りリンク送信ビームのための電力パラメータが最大許容曝露(MPE)要件を満たさないことを認識する制御部と、を有する基地局。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023007698A1 (ja) * | 2021-07-30 | 2023-02-02 | 株式会社Nttドコモ | 端末、無線通信方法及び基地局 |
EP4152629A3 (en) * | 2021-09-16 | 2023-05-31 | Apple Inc. | Radio-frequency exposure beam management and selection in communications systems |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101740366B1 (ko) * | 2010-06-28 | 2017-05-29 | 삼성전자주식회사 | 이동 통신 시스템에서 역방향 최대 전송 전력을 보고하는 방법 및 장치 |
CN103477679B (zh) | 2011-02-15 | 2017-11-21 | 三星电子株式会社 | 用户设备优先级的功率余量报告方法和装置 |
US20160270094A1 (en) * | 2015-03-09 | 2016-09-15 | Ofinno Technologies, Llc | Power Headroom in a Wireless Network |
US10651899B2 (en) * | 2016-05-26 | 2020-05-12 | Qualcomm Incorporated | System and method for beam switching and reporting |
US11368926B2 (en) * | 2016-12-12 | 2022-06-21 | Qualcomm Incorporated | Reporting power limit and corresponding constraint |
JP7074690B2 (ja) * | 2017-02-02 | 2022-05-24 | 株式会社Nttドコモ | 端末、無線通信方法、基地局及びシステム |
BR112019015960A2 (pt) * | 2017-02-03 | 2020-03-24 | Ntt Docomo, Inc. | Terminal de usuário e método de radiocomunicação |
US10462755B2 (en) * | 2017-06-16 | 2019-10-29 | Qualcomm Incorporated | Techniques and apparatuses for power headroom reporting in new radio |
US10743204B2 (en) * | 2017-11-10 | 2020-08-11 | Futurewei Technologies, Inc. | System and method for reporting beam information |
EP4297496A3 (en) * | 2018-02-15 | 2024-03-20 | Ntt Docomo, Inc. | User device |
US11240766B2 (en) * | 2018-02-16 | 2022-02-01 | Qualcomm Incorporated | Mitigation of maximum permissible exposure (MPE) constraint based on user equipment (UE) feedbacks |
CN110536397A (zh) * | 2019-08-13 | 2019-12-03 | 中兴通讯股份有限公司 | 一种信息发送方法、信息接收方法及装置 |
-
2020
- 2020-01-24 JP JP2021572249A patent/JP7348315B2/ja active Active
- 2020-01-24 AU AU2020425024A patent/AU2020425024A1/en active Pending
- 2020-01-24 WO PCT/JP2020/002626 patent/WO2021149260A1/ja unknown
- 2020-01-24 US US17/794,486 patent/US20230083588A1/en active Pending
- 2020-01-24 EP EP20915637.1A patent/EP4096269A4/en active Pending
- 2020-01-24 CN CN202080094474.0A patent/CN115023963B/zh active Active
Non-Patent Citations (4)
Title |
---|
"Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN); Overall description; Stage 2 (Release 8", 3GPP TS 36.300, April 2010 (2010-04-01) |
INTEL CORPORATION: "On Beam Management Enhancement", 3GPP DRAFT; 50_R1-1906816 ON BEAM MANAGEMENT ENHANCEMENT R1, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Reno, USA; 20190513 - 20190517, 4 May 2019 (2019-05-04), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, pages 1 - 16, XP051708852 * |
See also references of EP4096269A4 |
SONY: "Enhancements on multi-beam operation", 3GPP DRAFT; R1-1908784_ENHANCEMENTS ON MULTI-BEAM OPERATION, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Prague, CZ; 20190826 - 20190830, 17 August 2019 (2019-08-17), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, pages 1 - 9, XP051765392 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023007698A1 (ja) * | 2021-07-30 | 2023-02-02 | 株式会社Nttドコモ | 端末、無線通信方法及び基地局 |
EP4152629A3 (en) * | 2021-09-16 | 2023-05-31 | Apple Inc. | Radio-frequency exposure beam management and selection in communications systems |
Also Published As
Publication number | Publication date |
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US20230083588A1 (en) | 2023-03-16 |
CN115023963A (zh) | 2022-09-06 |
JPWO2021149260A1 (ja) | 2021-07-29 |
AU2020425024A1 (en) | 2022-07-28 |
EP4096269A1 (en) | 2022-11-30 |
JP7348315B2 (ja) | 2023-09-20 |
EP4096269A4 (en) | 2023-10-11 |
CN115023963B (zh) | 2023-11-28 |
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