WO2019056278A1 - 无线通信方法和设备 - Google Patents
无线通信方法和设备 Download PDFInfo
- Publication number
- WO2019056278A1 WO2019056278A1 PCT/CN2017/102800 CN2017102800W WO2019056278A1 WO 2019056278 A1 WO2019056278 A1 WO 2019056278A1 CN 2017102800 W CN2017102800 W CN 2017102800W WO 2019056278 A1 WO2019056278 A1 WO 2019056278A1
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- WIPO (PCT)
- Prior art keywords
- resource
- indication information
- signal
- pucch
- transmitted
- Prior art date
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/373—Predicting channel quality or other radio frequency [RF] parameters
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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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- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
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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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
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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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
- H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
- H04B7/06966—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using beam correspondence; using channel reciprocity, e.g. downlink beam training based on uplink sounding reference signal [SRS]
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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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0055—Physical resource allocation for ACK/NACK
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
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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
- H04W52/08—Closed loop power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
Definitions
- the present application relates to the field of communications and, more particularly, to a method and apparatus for wireless communication.
- a terminal may send a physical uplink control channel (PUCCH) to a network device, and the PUCCH may carry a physical downlink shared channel (PDSCH).
- PUCCH physical uplink control channel
- PDSCH physical downlink shared channel
- ACK Acknowledge
- NACK Neg-Acknowledge
- CSI channel state information
- the embodiments of the present application provide a wireless communication method and device, which can improve communication performance in terms of PUCCH transmission.
- a wireless communication method including:
- the terminal may obtain the first uplink and downlink signals that are quasi-co-located with the PUCCH to be transmitted according to the resource or signal indicated by the resource or the signal indication information, and use the PUCCH to be transmitted and the quasi-co-location of the uplink or downlink signal.
- the relationship between the PUCCH and the PUCCH to be transmitted can avoid the blind transmission of the PUCCH to be transmitted, and can implement reasonable transmission of the PUCCH to be transmitted, thereby improving communication performance.
- the to-be-transmitted The PUCCH and the uplink or downlink signal quasi-co-location include: the PUCCH to be transmitted and the uplink or downlink signal are quasi-co-located for the spatial reception parameter.
- the utilizing the quasi-co-location relationship between the PUCCH to be transmitted and the uplink or downlink signal, Sending the PUCCH to be transmitted includes:
- the terminal may perform the selection of the transmit beam of the PUCCH to be transmitted according to the transmit or receive beam of the signal transmitted on the resource indicated by the resource or the signal indication information, or according to the transmit or receive beam of the signal indicated by the resource or the signal indication information, A more suitable transmit beam for the PUCCH to be transmitted is selected to achieve a larger beamforming gain, thereby further improving communication performance.
- the utilizing the quasi-co-location relationship between the PUCCH to be transmitted and the uplink or downlink signal, Determining a transmit beam of the PUCCH to be transmitted including:
- the transmit beam of the uplink signal is determined as the transmit beam of the PUCCH to be transmitted;
- the received beam of the downlink signal is determined as the transmit beam of the PUCCH to be transmitted.
- the determining, according to the resource or the signal indication information, the uplink of the PUCCH quasi co-location with the to-be-transmitted Or downlink signals including:
- the resource or signal indication information is sounding reference signal SRS resource indication information, used to indicate at least one SRS An SRS resource in the resource; or,
- the resource or signal indication information is channel state information reference signal CSI-RS resource indication information, used to indicate one CSI-RS resource in at least one CSI-RS resource; or
- the resource or signal indication information is synchronization signal block indication information for indicating one synchronization signal block in at least one synchronization signal block.
- the determining the resource or the signal indication information includes:
- the resource or signal indication information of the type is determined.
- the determining, by the beam reciprocity of the terminal, the resource or signal indication information Types include:
- the type of the resource or signal indication information is CSI-RS resource indication information, or the synchronization signal block indication information, where the CSI-RS resource indication information is used to indicate at least a CSI-RS resource in one CSI-RS resource, the synchronization signal block indication information being used to indicate one synchronization signal block in at least one synchronization signal block;
- the type of the resource or signal indication information is SRS resource indication information, where the SRS resource indication information is used to indicate one SRS resource in the at least one SRS.
- the determining the resource or the signal indication information includes:
- the PUCCH to be transmitted is used to carry a positive acknowledgement ACK command or a negative acknowledgement NACK command of the downlink transmission
- the PDSCH carries the downlink transmission.
- the method further includes:
- the method further includes:
- the determining the resource or the signal indication information includes:
- the resource or signal indication information is acquired from the recently received DCI for scheduling the physical uplink shared channel PUSCH.
- the first determining resource or signal indication information includes:
- the DCI only includes a TPC command for PUCCH and resource or signal indication information for PUCCH transmission, and the first DCI is included for the to-be-transmitted A TPC command of the PUCCH and the resource or signal indication information for the PUCCH to be transmitted.
- the determining the resource or the signal indication information includes:
- the determining the resource or the signal indication information includes:
- the determining the resource or the signal indication information includes:
- the PUCCH to be transmitted is used to carry a positive acknowledgement ACK command or a negative acknowledgement NACK command for downlink transmission.
- the PUCCH to be transmitted is used to carry channel state information CSI.
- the determining the resource or the signal indication information includes:
- the resources or signals used by the PUCCHs in different PUCCH formats are acquired differently.
- a wireless communication method including:
- the terminal performs selection of the transmit beam of the PUCCH to be transmitted according to the resource or the signal indication information, and may select a more suitable transmit beam for the PUCCH to be transmitted, thereby achieving a larger beamforming gain, thereby further improving communication performance.
- the determining, by the resource or the signal indication information, the transmit beam of the physical uplink control channel PUCCH to be transmitted includes:
- the receiving or transmitting a beam of the first signal indicated by the resource or the signal indication information is determined
- the transmit beam of the PUCCH to be transmitted includes:
- the first signal is an uplink signal
- determining a transmit beam of the first signal as a transmit beam of the PUCCH to be transmitted determining a transmit beam of the first signal as a transmit beam of the PUCCH to be transmitted
- the receiving, by the resource indicated by the resource or the signal indication information, the second signal is received or Transmitting a beam to determine a transmit beam of the PUCCH to be transmitted, including:
- the second signal is an uplink signal
- determining a transmit beam of the second signal as a transmit beam of the PUCCH to be transmitted determining a transmit beam of the second signal as a transmit beam of the PUCCH to be transmitted
- the resource or signal indication information is sounding reference signal SRS resource indication information, used to indicate at least one SRS One of the SRS resources; or,
- the resource or signal indication information is channel state information reference signal CSI-RS resource indication information, used to indicate one CSI-RS resource in at least one CSI-RS resource; or
- the resource or signal indication information is synchronization signal block indication information for indicating one synchronization signal block in at least one synchronization signal block.
- the determining the resource or the signal indication information includes:
- the resource or signal indication information of the type is determined.
- the determining, according to whether beam reciprocity is available, determining the type of the resource or signal indication information including :
- the type of the resource or signal indication information is CSI-RS resource indication information, or the synchronization signal block indication information, where the CSI-RS resource indication information is used to indicate at least a CSI-RS resource in one CSI-RS resource, the synchronization signal block indication information being used to indicate one synchronization signal block in at least one synchronization signal block;
- the type of the resource or signal indication information is SRS resource indication information, where the SRS resource indication information is used to indicate one SRS resource in the at least one SRS.
- the determining the resource or the signal indication information includes:
- the PUCCH to be transmitted is used to carry a positive acknowledgement ACK command or a negative acknowledgement NACK command of the downlink transmission
- the PDSCH carries the downlink transmission.
- the method further includes:
- the method further includes:
- the determining the resource or the signal indication information includes:
- the resource or signal indication information is acquired from the recently received DCI for scheduling the physical uplink shared channel PUSCH.
- the determining the resource or the signal indication information includes:
- the DCI only includes a TPC command for the PUCCH and resource or signal indication information for the PUCCH, and the DCI includes the TPC command of the PUCCH to be transmitted and The resource or signal indication information for the PUCCH to be transmitted.
- the determining the resource or the signal indication information includes:
- the determining the resource or the signal indication information includes:
- the determining the resource or the signal indication information includes:
- the PUCCH to be transmitted is used to carry a positive acknowledgement ACK command or a negative acknowledgement NACK command for downlink transmission.
- the PUCCH to be transmitted is used to carry channel state information CSI.
- the determining the resource or the signal indication information includes:
- the resource or signal acquired by using the PUCCH in different PUCCH formats is different.
- a terminal for performing any of the above-described first aspect or any possible implementation of the first aspect or the method of any of the foregoing second or second aspect.
- the terminal comprises functional modules for performing any of the above-described first aspect or any possible implementation of the first aspect or the method of any of the above-described second or second aspect.
- a terminal including a processor, a memory, and a transceiver.
- the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the terminal performs any of the first aspect or any possible implementation of the first aspect or The method of any of the above second aspect or any possible implementation of the second aspect.
- a computer readable medium for storing a computer program, the computer program comprising instructions for performing any one of the methods described above or any possible implementation.
- a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method of any one of the above methods or any of the possible implementations.
- FIG. 1 is a schematic diagram of a wireless communication system in accordance with an embodiment of the present application.
- FIG. 2 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 3 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 4 is a schematic block diagram of a terminal according to an embodiment of the present application.
- FIG. 5 is a schematic block diagram of a system chip in accordance with an embodiment of the present application.
- FIG. 6 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UPD Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- FIG. 1 shows a wireless communication system 100 to which an embodiment of the present application is applied.
- the wireless communication system 100 can include a network device 110.
- Network device 100 can be a device that communicates with a terminal device.
- Network device 100 may provide communication coverage for a particular geographic area and may communicate with terminal devices (e.g., UEs) located within the coverage area.
- the network device 100 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, or may be a base station (NodeB, NB) in a WCDMA system, or may be an evolved base station in an LTE system.
- BTS Base Transceiver Station
- NodeB NodeB
- the network device can be a relay station, an access point, an in-vehicle device, a wearable device, A network side device in a 5G network or a network device in a publicly available Public Land Mobile Network (PLMN) in the future.
- PLMN Public Land Mobile Network
- the wireless communication system 100 also includes at least one terminal device 120 located within the coverage of the network device 110.
- Terminal device 120 can be mobile or fixed.
- the terminal device 120 may refer to an access terminal, a user equipment (User Equipment, UE), a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, and a wireless communication.
- the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
- SIP Session Initiation Protocol
- WLL Wireless Local Loop
- PDA Personal Digital Assistant
- a functional handheld device a computing device or other processing device connected to a wireless modem, an in-vehicle device, a wearable device, a terminal device in a 5G network, or a terminal device in a future evolved PLMN, or the like.
- D2D device to device communication
- D2D device to device
- the 5G system or network may also be referred to as a New Radio (NR) system or network.
- NR New Radio
- FIG. 1 exemplarily shows one network device and two terminal devices.
- the wireless communication system 100 may include a plurality of network devices and may include other numbers of terminal devices within the coverage of each network device. The application embodiment does not limit this.
- the wireless communication system 100 may further include other network entities, such as a network controller, a mobility management entity, and the like.
- network entities such as a network controller, a mobility management entity, and the like.
- system and “network” are used interchangeably herein.
- the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and/or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
- the character "/" in this article generally indicates that the contextual object is an "or" relationship.
- FIG. 2 is a schematic flowchart of a wireless communication method 200 according to an embodiment of the present application.
- the method 200 is optionally applicable to the system shown in FIG. 1, but is not limited thereto.
- the method 200 can optionally be performed by a terminal.
- the method 200 includes at least some of the following.
- the terminal determines resource or signal indication information.
- the resource or signal indication information is used to indicate a resource or used to indicate a signal.
- the terminal determines an uplink or downlink signal that is quasi-co-located with the PUCCH to be transmitted according to the resource or signal indication information.
- the PUCCH to be transmitted and the uplink or downlink signal quasi-co-location include: the PUCCH to be transmitted and the uplink or downlink signal are quasi-co-located for the spatial receiving parameter.
- the PUCCH to be transmitted and the uplink or downlink signal are quasi-co-located for the spatial reception parameter, indicating that the terminal can assume the beam used by the PUCCH to be transmitted, and the uplink or downlink signal used for transmitting or receiving the uplink or downlink signal.
- the directions of the beams are similar or identical.
- the embodiment of the present application is not limited thereto.
- the quasi-co-location of the embodiment of the present application may be directed to Doppler.
- Quasi-co-location of other large-scale parameters such as Le-Frequency shift, Doppler spread, delay spread, average delay, and average gain.
- the terminal determines the signal indicated by the resource or the signal indication information as the uplink or downlink signal that is quasi-co-located with the PUCCH to be transmitted.
- the signal of the resource or signal indication information may be a signal sent before the PUCCH to be transmitted is sent.
- the terminal determines the signal transmitted on the resource indicated by the resource or the signal indication information as the uplink or downlink signal that is quasi-co-located with the PUCCH to be transmitted.
- the signal transmitted on the resource indicated by the resource or signal indication information may be a signal sent before the PUCCH to be transmitted is sent.
- the terminal sends the PUCCH to be transmitted by using a quasi-co-location relationship between the PUCCH to be transmitted and the uplink or downlink signal.
- the terminal determines a transmit beam of the PUCCH to be transmitted by using a quasi-co-location relationship between the PUCCH to be transmitted and the uplink or downlink signal, and sends the PUCCH to be transmitted by using the determined transmit beam.
- the terminal may determine the transmit beam of the PUCCH to be transmitted by using the PUCCH to be transmitted and the quasi-co-location relationship of the uplink or downlink signal to the spatial parameter.
- the transmit beam of the uplink signal is determined as the transmit beam of the PUCCH to be transmitted, and may also be related to the uplink signal.
- a transmit beam having a similar transmit beam direction is determined as a transmit beam of the PUCCH to be transmitted.
- the receiving beam of the downlink signal is determined as the transmitting beam of the PUCCH to be transmitted, or the receiving beam that is close to the receiving beam direction of the downlink signal may be determined as the transmitting beam of the PUCCH to be transmitted.
- the terminal may obtain resource or signal indication information in real time, because the optimal beam used by the terminal to transmit the PUCCH at different times may be different.
- the terminal may obtain the first uplink and downlink signals that are quasi-co-located with the PUCCH to be transmitted according to the resource or signal indicated by the resource or the signal indication information, and use the PUCCH to be transmitted and the uplink. Or the quasi-co-location relationship of the downlink signal, the PUCCH to be transmitted may be sent to avoid the blind transmission of the PUCCH to be transmitted, and the PUCCH to be transmitted may be reasonably sent to improve the communication performance.
- the terminal may perform the selection of the transmit beam of the PUCCH to be transmitted according to the transmit or receive beam of the signal transmitted on the resource indicated by the resource or the signal indication information, or according to the transmit or receive beam of the signal indicated by the resource or the signal indication information, A more suitable transmit beam for the PUCCH to be transmitted can be selected to achieve a larger beamforming gain, thereby further improving communication performance.
- FIG. 3 is a schematic flowchart of a wireless communication method 300 according to an embodiment of the present application.
- the method 300 includes at least a portion of the following.
- the terminal determines resource or signal indication information.
- the resource or signal indication information is used to indicate a resource or used to indicate a signal.
- the terminal determines a transmit beam of the PUCCH to be transmitted according to the resource or signal indication information.
- the terminal determines a transmit beam of the PUCCH to be transmitted according to the received or transmitted beam of the first signal indicated by the resource or the signal indication information.
- the first signal indicated by the resource or signal indication information may be a signal sent before the PUCCH is sent.
- the terminal determines the transmit beam of the first signal as a transmit beam of the PUCCH to be transmitted, or a transmit beam that is closer to a transmit beam direction of the first signal. Determined as the transmit beam of the PUCCH to be transmitted.
- the terminal determines the receive beam of the first signal as a transmit beam of the PUCCH to be transmitted, or receives a receive beam that is close to a receive beam direction of the first signal.
- the beam is determined as the transmit beam of the PUCCH to be transmitted.
- the terminal determines a transmit beam of the PUCCH to be transmitted according to the receive or transmit beam of the second signal transmitted on the resource indicated by the resource or the signal indication information.
- the second signal transmitted on the resource indicated by the first resource or signal may be a signal sent before the PUCCH is sent.
- the terminal determines the transmit beam of the second signal as the transmit beam of the PUCCH to be transmitted, or sends the transmit beam that is close to the transmit beam direction of the second signal.
- the beam is determined as the transmit beam of the PUCCH to be transmitted.
- the second signal is a downlink signal
- determine a receive beam of the second signal as a transmit beam of the PUCCH to be transmitted, or a receive beam that is closer to a receive beam direction of the second signal. Determined as the receive beam of the PUCCH to be transmitted.
- the terminal sends the PUCCH to be transmitted by using the determined transmit beam of the PUCCH to be transmitted.
- the terminal performs selection of the transmit beam of the PUCCH to be transmitted according to the resource or the signal indication information, and may select a more suitable transmit beam for the PUCCH to be transmitted, thereby achieving a larger beamforming gain, thereby further improving communication performance.
- the resource or signal indication information is Sounding Reference Signal (SRS) resource indication information, and is used to indicate one SRS resource in the at least one SRS resource.
- SRS Sounding Reference Signal
- the terminal may separately send the SRS on the at least one SRS resource, and after receiving the SRS sent by the terminal, the network device may select one SRS resource from the at least one SRS resource (for example, the SRS with the best signal quality of the carried SRS) The resource) indicates the selected one SRS to the terminal through the SRS resource indication information.
- the network device may select one SRS resource from the at least one SRS resource (for example, the SRS with the best signal quality of the carried SRS) The resource) indicates the selected one SRS to the terminal through the SRS resource indication information.
- the transmit beams of different SRS resources may be different.
- each SRS resource of the at least one SRS resource may have independent configuration parameters respectively compared to other SRS resources, for example, having an independent SRS transmission period, an independent SRS triggering manner, an independent transmitting beam, or being The number of independent SRS transmissions, etc. when the SRS is triggered.
- the terminal may determine, according to the preset information, an SRS resource that needs to send the SRS.
- the resource or signal indication information is Channel State Information Reference Information (CSI-RS) resource indication information, and is used to indicate one CSI-RS resource in the at least one CSI-RS resource.
- CSI-RS Channel State Information Reference Information
- the network device may separately send the CSI-RS on the at least one CSI-RS resource, and the terminal may receive the CSI-RS sent by each CSI-RS resource in the at least one CSI-RS resource, and obtain channel state information respectively.
- the channel state information (CSI) is sent to the network device, and the network device may select one CSI-RS resource from the at least one CSI-RS resource according to the CSI corresponding to each CSI-RS resource (for example, the channel quality optimal CSI) -RS resource) and indicated to the terminal by CSI-RS resource indication information.
- CSI channel state information
- the receiving beam used by the terminal when different CSI-RS resources receive the CSI-RS may be different.
- each CSI-RS resource of the at least one CSI-RS resource may have independent configuration parameters respectively compared to other CSI-RS resources, for example, having an independent CSI-RS transmission period and the like.
- the terminal may determine, according to the preset information, a CSI-RS resource that needs to receive the CSI-RS.
- the resource or signal indication information is synchronization signal block indication information, and is used to indicate one synchronization signal block in the at least one synchronization signal block.
- the network device may randomly select one synchronization signal block from at least one synchronization signal block, or select a synchronization signal block whose synchronization performance is superior or optimal to the terminal, and indicate the information to the terminal through the synchronization signal block indication information.
- the terminal may determine, according to the preset information, a synchronization signal block that can be used to select for synchronization.
- the terminal determines the type of the resource or the signal indication information according to whether the beam reciprocity is available; and determines the resource or the signal indication information of the type.
- the type of the resource or signal indication information may be distinguished by the kind of the indicated resource or the kind of the signal. For example, it includes three types of CSI-RS resource indication information, SRS resource indication information, or synchronization signal block indication information.
- the terminal determines that the type of the resource or signal indication information is CSI-RS resource indication information, or is a synchronization signal block indication information, where the CSI-RS resource indication information And configured to indicate one CSI-RS resource in the at least one CSI-RS resource, where the synchronization signal block indication information is used to indicate one synchronization signal block in the at least one synchronization signal block;
- the type of the indication information is SRS resource indication information, and the SRS resource indication information is used to indicate one SRS resource in the at least one SRS.
- the terminal can determine the type of resource or signal indication information according to whether the beam reciprocity of the terminal can be used.
- the network device may also determine, according to whether the beam reciprocity of the terminal is used to indicate which type of resource or signal indication information the terminal uses, to determine an uplink or downlink signal with the PUCCH quasi-co-location to be transmitted, thereby
- the terminal may use the resource indicated by the network or the type of the signal indication information to obtain the resource or the signal indication information.
- the beam reciprocity of the terminal used by the network device may be notified by the terminal to the network device.
- the content related to the type of resource or signal indication information is described above.
- the manner in which the terminal acquires the resource or signal indication information will be described below.
- the resource or signal indication information acquired below may be any type of resource or signal indication information mentioned above.
- the terminal acquires the resource or signal indication information from the downlink control information DCI of the physical downlink shared channel PDSCH corresponding to the PUCCH to be transmitted.
- the PUCCH to be transmitted is used to carry a positive acknowledgement ACK command or a negative acknowledgement NACK command for downlink transmission, and the PDSCH carries the downlink transmission.
- the terminal determines, according to the resource or the signal indication information, a size of a power adjustment value corresponding to a Transmit Power Control (TPC) command for the PUCCH to be transmitted that is carried in the DCI.
- TPC Transmit Power Control
- different values of the resource or signal indication information may correspond to different TPC mapping tables, and the table is used to determine a correspondence between the TPC command and the power adjustment value.
- the power adjustment value may be an absolute value (that is, a power value that needs to be adjusted), or may be an accumulated value (that is, a value that needs to be adjusted based on the original power value).
- the terminal determines, according to the resource or the signal indication information, a closed loop power control process to which the TPC command for the PUCCH to be transmitted carried in the DCI belongs.
- the resource or signal indication information can be used not only to determine the transmit beam of the PUCCH to be transmitted, but also to determine the current closed loop power control process.
- the terminal determines, according to the resource or the signal indication information, which closed-loop power control process the power adjustment value corresponding to the TPC command is accumulated.
- the correspondence between the value of the resource or signal indication information and the closed-loop power control process may be preset on the terminal or configured by the network device to the terminal.
- the terminal acquires the resource or signal indication information.
- Physical Uplink shared channel Physical Uplink
- PUSCH Physical Uplink
- the PUCCH to be transmitted may be used to carry an ACK command or a NACK command for downlink transmission or to carry CSI.
- the resource or signal indication information is obtained from the DCI, where the DCI only includes a TPC command for the PUCCH and resource or signal indication information for the PUCCH, and the first DCI includes the PUCCH for the PUCCH to be transmitted.
- the TPC command and resource or signal indication information for the PUCCH to be transmitted are obtained from the DCI, where the DCI only includes a TPC command for the PUCCH and resource or signal indication information for the PUCCH, and the first DCI includes the PUCCH for the PUCCH to be transmitted.
- the PUCCH to be transmitted may be used to carry an ACK command or a NACK command for downlink transmission or to carry CSI.
- the resource or signal indication information of the PUCCH to be transmitted may be indicated together with the TPC command of the PUCCH to be transmitted.
- the first DCI includes N information fields, and each information field includes a TPC command of one PUCCH and resource or signal indication information of the PUCCH, and the terminal acquires an information domain corresponding to the PUCCH to be transmitted through the high layer signaling, and is in the DCI.
- the index in the information domain is not limited to the information domain.
- the resource or the signal indication information is obtained from the high layer signaling.
- the PUCCH to be transmitted may be used to carry an ACK command or a NACK command for downlink transmission or to carry CSI.
- Mode 5 determining the resource or signal indication information according to a power control process used by the PUCCH to be transmitted.
- the PUCCH to be transmitted may be used to carry an ACK command or a NACK command for downlink transmission or to carry CSI.
- the network device configures multiple power control processes for the terminal, and indicates a power control process used by the PUCCH to be transmitted by the terminal.
- the terminal determines the resource or the signal indication information according to the used process, where the correspondence between the process and the at least one resource or the signal indication information (that is, the at least one information value) may be preset on the terminal or configured by the network device to the terminal.
- the mode 6 in the CSI reporting configuration corresponding to the first CSI, the terminal acquires the resource or signal indication information, where the PUCCH to be transmitted is used to transmit the first CSI.
- the PUCCH to be transmitted may be used to carry CSI.
- the resource or signal indication information is obtained by using information from the network device. Therefore, the network device can flexibly adjust the beam used by the terminal to transmit the PUCCH.
- the method for obtaining a plurality of resources or signal indication information is described above, and the method for obtaining the first resource or signal may be determined according to the PUCCH format of the PUCCH to be transmitted according to the obtained acquisition manner; Obtain the resource or signal indication information.
- a PUCCH format that can be used to transmit CSI
- mode 2) 3), 4), 5), or 6
- the resource or signal indication information can be obtained using modes 1), 2), 3), 4) or 5).
- the resources or signals used by the PUCCHs in different PUCCH formats are acquired differently.
- the format of the PUCCH that sends the NACK command or the ACK command may be different from the format of the PUCCH that sends the CSI.
- resources or signaling indication information may also be acquired in the same manner.
- high-level signaling is used to obtain resources or signaling information.
- independent signaling or different information fields of the same signaling may be used to indicate resources or signal indication information corresponding to different PUCCH formats.
- the terminal determines, according to the resource or the signal indication information, how to perform the transmission of the PUCCH to be transmitted (for example, determining the transmission beam), so that a more reasonable transmission of the PUCCH to be transmitted may be implemented, and the communication may be improved. performance.
- FIG. 4 is a schematic block diagram of a terminal 400 in accordance with an embodiment of the present application. As shown in FIG. 4, the terminal 400 includes a processing unit 410 and a communication unit 420.
- the processing unit 410 is configured to: determine resource or signal indication information; determine, according to the resource or signal indication information, an uplink or downlink signal that is quasi-co-located with the PUCCH to be transmitted; the communication unit 420 is configured to: utilize the And transmitting, by the PUCCH to be transmitted, a quasi-co-location relationship of the uplink or downlink signal, and transmitting the PUCCH to be transmitted.
- the processing unit 410 is configured to: determine resource or signal indication information; determine, according to the resource or signal indication information, a transmit beam of a PUCCH to be transmitted; the communication unit 420 is configured to: utilize the determined PUCCH to be transmitted. The transmit beam is sent to transmit the PUCCH to be transmitted.
- terminal 400 may correspond to the terminal in the method embodiment, and the corresponding operations implemented by the terminal in the method embodiment may be implemented. For brevity, no further details are provided herein.
- FIG. 5 is a schematic structural diagram of a system chip 500 according to an embodiment of the present application.
- the system chip 500 of FIG. 5 includes an input interface 501, an output interface 502, the processor 503, and a memory 504 connected by an internal communication connection line, and the processor 503 is configured to execute the memory.
- the processor 503 when the code is executed, the processor 503 implements a method performed by a terminal in a method embodiment. For the sake of brevity, it will not be repeated here.
- FIG. 6 is a schematic block diagram of a communication device 600 in accordance with an embodiment of the present application.
- the communication device 600 includes a processor 610 and a memory 620.
- the memory 620 can store program code, and the processor 610 can execute the program code stored in the memory 620.
- the communication device 600 can include a transceiver 630 that can control the transceiver 630 to communicate externally.
- the processor 610 can call the program code stored in the memory 620 to perform the corresponding operations of the terminal in the method embodiment. For brevity, no further details are provided herein.
- the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
- each step of the foregoing method embodiments may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
- the processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a Field Programmable Gate Array (FPGA), or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
- the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the steps of the method disclosed in the embodiments of the present application may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
- the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
- the storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
- the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
- the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
- RAM static random access memory
- DRAM dynamic random access memory
- SDRAM synchronous dynamic random access memory
- DDR SDRAM double data rate synchronous dynamic random access memory
- ESDRAM Enhanced Synchronous Dynamic Random Access Memory
- SDRAM Synchronous Connection Dynamic Random Access Memory
- DR Direct Memory Bus Random Access Memory
- the disclosed systems, devices, and methods may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the function is implemented in the form of a software functional unit and sold or made as a standalone product When used, it can be stored in a computer readable storage medium.
- the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
- the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .
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Abstract
Description
Claims (82)
- 一种无线通信方法,其特征在于,包括:确定资源或信号指示信息;根据所述资源或信号指示信息,确定与待传输的物理上行控制信道PUCCH准共址的上行或下行信号;利用所述待传输的PUCCH与所述上行或下行信号的准共址关系,发送所述待传输的PUCCH。
- 根据权利要求1所述的方法,其特征在于,所述待传输的PUCCH与所述上行或下行信号准共址包括:所述待传输的PUCCH与所述上行或下行信号针对空间接收参数准共址。
- 根据权利要求1或2所述的方法,其特征在于,所述利用所述待传输的PUCCH与所述上行或下行信号的准共址关系,发送所述待传输的PUCCH,包括:利用所述待传输的PUCCH与所述上行或下行信号的准共址关系,确定所述待传输的PUCCH的发送波束;利用确定的所述发送波束,发送所述待传输的PUCCH。
- 根据权利要求3所述的方法,其特征在于,所述利用所述待传输的PUCCH与所述上行或下行信号的准共址关系,确定所述待传输的PUCCH的发送波束,包括:在与所述待传输的PUCCH准共址的信号为上行信号时,将所述上行信号的发送波束,确定为所述待传输的PUCCH的发送波束;或,在与所述待传输的PUCCH准共址的信号为下行信号时,将所述下行信号的接收波束,确定为所述待传输的PUCCH的发送波束。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述根据所述资源或信号指示信息,确定与待传输的PUCCH准共址的上行或下行信号,包括:将所述资源或信号指示信息指示的信号,确定为与所述待传输的PUCCH准共址的所述上行或下行信号;或将所述资源或信号指示信息指示的资源上传输的信号,确定为与所述待传输的PUCCH准共址的所述上行或下行信号。
- 根据权利要求1至5中任一项所述的方法,其特征在于,所述资源或信号指示信息为探测参考信号SRS资源指示信息,用于指示至少一个SRS资源中的一个SRS资源;或,所述资源或信号指示信息为信道状态信息参考信号CSI-RS资源指示信息,用于指示至少一个CSI-RS资源中的一个CSI-RS资源;或所述资源或信号指示信息为同步信号块指示信息,用于指示至少一个同步信号块中的一个同步信号块。
- 根据权利要求1至6中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:根据波束互易性是否可用,确定所述资源或信号指示信息的类型;确定具有所述类型的所述资源或信号指示信息。
- 根据权利要求7所述的方法,其特征在于,所述根据所述终端的波束互易性是否可用,确定所述资源或信号指示信息的类型,包括:在所述波束互易性可用时,确定所述资源或信号指示信息的类型为CSI-RS资源指示信息,或为同步信号块指示信息;其中,所述CSI-RS资源指示信息用于指示至少一个CSI-RS资源中的一个CSI-RS资源,所述同步信号块指示信息用于指示至少一个同步信号块中的一个同步信号块;在所述波束互易性不可用时,确定所述资源或信号指示信息的类型为SRS资源指示信息,所述SRS资源指示信息用于指示至少一个SRS中的一个SRS资源。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从调度所述待传输的PUCCH对应的物理下行共享信道PDSCH的下行控制信息DCI中,获取所述资源或信号指示信息。
- 根据权利要求9所述的方法,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令,所述PDSCH承载所述下行传输。
- 根据权利要求9或10所述的方法,其特征在于,所述方法还包括:根据所述资源或信号指示信息,确定所述DCI中携带的用于待传输的PUCCH的发送功率控制TPC命令对应的功率调整值的大小。
- 根据权利要求9至11中任一项所述的方法,其特征在于,所述方 法还包括:根据所述资源或信号指示信息,确定所述DCI中携带的用于待传输的PUCCH的TPC命令所属的闭环功率控制进程。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从最近接收到的用于调度物理上行共享信道PUSCH的DCI中,获取所述资源或信号指示信息。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述第一确定资源或信号指示信息,包括:从DCI中,获取所述资源或信号指示信息,所述DCI只包含用于PUCCH的TPC命令和用于PUCCH传输的资源或信号指示信息,且所述第一DCI包含用于所述待传输的PUCCH的TPC命令和用于所述待传输的PUCCH的所述资源或信号指示信息。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从高层信令中,获取所述资源或信号指示信息。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:根据所述待传输的PUCCH所用的功率控制进程,确定所述资源或信号指示信息。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从信道状态信息CSI对应的CSI上报配置中,获取所述资源或信号指示信息,所述待传输的PUCCH用于传输所述CSI。
- 根据权利要求9至16中任一项所述的方法,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令。
- 根据权利要求13至17中任一项所述的方法,其特征在于,所述待传输的PUCCH用于携带信道状态信息CSI。
- 根据权利要求1至19中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:根据所述待传输的PUCCH的PUCCH格式,确定所述第一资源或信号指示信息的获取方式;按照确定的所述获取方式,获取所述资源或信号指示信息。
- 根据权利要求20所述的方法,其特征在于,采用不同PUCCH格式的PUCCH所采用的资源或信号的获取方式不同。
- 一种无线通信方法,其特征在于,包括:确定资源或信号指示信息;根据所述资源或信号指示信息,确定待传输的物理上行控制信道PUCCH的发送波束;利用确定的所述待传输的PUCCH的发送波束,发送所述待传输的PUCCH。
- 根据权利要求22所述的方法,其特征在于,所述根据所述资源或信号指示信息,确定待传输的物理上行控制信道PUCCH的发送波束,包括:根据所述资源或信号指示信息指示的第一信号的接收或发送波束,确定所述待传输的PUCCH的发送波束;或,根据所述资源或信号指示信息指示的资源上传输的第二信号的接收或发送波束,确定所述待传输的PUCCH的发送波束。
- 根据权利要求23所述的方法,其特征在于,所述根据所述资源或信号指示信息指示的第一信号的接收或发送波束,确定所述待传输的PUCCH的发送波束,包括:在所述第一信号为上行信号时,将所述第一信号的发送波束,确定为所述待传输的PUCCH的发送波束;或,在所述第一信号为下行信号时,将所述第一信号的接收波束,确定为所述待传输的PUCCH的发送波束。
- 根据权利要求23所述的方法,其特征在于,所述根据所述资源或信号指示信息指示的资源上传输的第二信号的接收或发送波束,确定所述待传输的PUCCH的发送波束,包括:在所述第二信号为上行信号时,将所述第二信号的发送波束,确定为所述待传输的PUCCH的发送波束;或,在所述第二信号为下行信号时,将所述第二信号的接收波束,确定为所述待传输的PUCCH的发送波束。
- 根据权利要求22至25中任一项所述的方法,其特征在于,所述资源或信号指示信息为探测参考信号SRS资源指示信息,用于指示至少一个SRS中的一个SRS资源;或,所述资源或信号指示信息为信道状态信息参考信号CSI-RS资源指示信息,用于指示至少一个CSI-RS资源中的一个CSI-RS资源;或所述资源或信号指示信息为同步信号块指示信息,用于指示至少一个同步信号块中的一个同步信号块。
- 根据权利要求22至26中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:根据波束互易性是否可用,确定所述资源或信号指示信息的类型;确定具有所述类型的所述资源或信号指示信息。
- 根据权利要求27所述的方法,其特征在于,所述根据波束互易性是否可用,确定所述资源或信号指示信息的类型,包括:在所述波束互易性可用时,确定所述资源或信号指示信息的类型为CSI-RS资源指示信息,或为同步信号块指示信息;其中,所述CSI-RS资源指示信息用于指示至少一个CSI-RS资源中的一个CSI-RS资源,所述同步信号块指示信息用于指示至少一个同步信号块中的一个同步信号块;在所述波束互易性不可用时,确定所述资源或信号指示信息的类型为SRS资源指示信息,所述SRS资源指示信息用于指示至少一个SRS中的一个SRS资源。
- 根据权利要求22至28中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从调度所述待传输的PUCCH对应的PDSCH的下行控制信息DCI中,获取所述资源或信号指示信息。
- 根据权利要求29所述的方法,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令,所述PDSCH承载所述下行传输。
- 根据权利要求29或30所述的方法,其特征在于,所述方法还包括:根据所述资源或信号指示信息,确定所述DCI中携带的用于所述待传输的PUCCH的发送功率控制TPC命令对应的功率调整值的大小。
- 根据权利要求29至31中任一项所述的方法,其特征在于,所述方 法还包括:根据所述资源或信号指示信息,确定所述DCI中携带的用于所述待传输的PUCCH的TPC命令所在的闭环功率控制进程。
- 根据权利要求22至28中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从最近接收到的用于调度物理上行共享信道PUSCH的DCI中,获取所述资源或信号指示信息。
- 根据权利要求22至28中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从DCI中,获取所述资源或信号指示信息,所述DCI只包含用于PUCCH的TPC命令和用于PUCCH的资源或信号指示信息,且所述DCI包含所述待传输的PUCCH的TPC命令和用于所述待传输的PUCCH的所述资源或信号指示信息。
- 根据权利要求22至28中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从高层信令中,获取所述资源或信号指示信息。
- 根据权利要求22至28中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:根据所述待传输的PUCCH所用的功率控制进程,确定所述资源或信号指示信息。
- 根据权利要求22至28中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:从信道状态信息CSI对应的CSI上报配置中,获取所述资源或信号指示信息,所述待传输的PUCCH用于传输所述CSI。
- 根据权利要求29至36中任一项所述的方法,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令。
- 根据权利要求33至37中任一项所述的方法,其特征在于,所述待传输的PUCCH用于携带信道状态信息CSI。
- 根据权利要求22至39中任一项所述的方法,其特征在于,所述确定资源或信号指示信息,包括:根据所述待传输的PUCCH的格式,确定所述资源或信号指示信息的获取方式;按照确定的所述获取方式,获取所述资源或信号指示信息。
- 根据权利要求40所述的方法,其特征在于,采用不同PUCCH格式的PUCCH所采用的资源或信号的获取方式不同。
- 一种终端,其特征在于,包括处理单元和通信单元;所述处理单元用于:确定资源或信号指示信息;根据所述资源或信号指示信息,确定与待传输的物理上行控制信道PUCCH准共址的上行或下行信号;所述通信单元用于:利用所述待传输的PUCCH与所述上行或下行信号的准共址关系,发送所述待传输的PUCCH。
- 根据权利要求42所述的终端,其特征在于,所述待传输的PUCCH与所述上行或下行信号准共址包括:所述待传输的PUCCH与所述上行或下行信号针对空间接收参数准共址。
- 根据权利要求42或43所述的终端,其特征在于,所述通信单元进一步用于:利用所述待传输的PUCCH与所述上行或下行信号的准共址关系,确定所述待传输的PUCCH的发送波束;利用确定的所述发送波束,发送所述待传输的PUCCH。
- 根据权利要求44所述的终端,其特征在于,所述通信单元进一步用于:在与所述待传输的PUCCH准共址的信号为上行信号时,将所述上行信号的发送波束,确定为所述待传输的PUCCH的发送波束;或,在与所述待传输的PUCCH准共址的信号为下行信号时,将所述下行信号的接收波束,确定为所述待传输的PUCCH的发送波束。
- 根据权利要求42至45中任一项所述的终端,其特征在于,所述处理单元进一步用于:将所述资源或信号指示信息指示的信号,确定为与所述待传输的PUCCH准共址的所述上行或下行信号;或将所述资源或信号指示信息指示的资源上传输的信号,确定为与所述待传输的PUCCH准共址的所述上行或下行信号。
- 根据权利要求42至46中任一项所述的终端,其特征在于,所述资源或信号指示信息为探测参考信号SRS资源指示信息,用于指示至少一个SRS资源中的一个SRS资源;或,所述资源或信号指示信息为信道状态信息参考信号CSI-RS资源指示信息,用于指示至少一个CSI-RS资源中的一个CSI-RS资源;或所述资源或信号指示信息为同步信号块指示信息,用于指示至少一个同步信号块中的一个同步信号块。
- 根据权利要求42至47中任一项所述的终端,其特征在于,所述处理单元进一步用于:根据波束互易性是否可用,确定所述资源或信号指示信息的类型;确定具有所述类型的所述资源或信号指示信息。
- 根据权利要求48所述的终端,其特征在于,所述处理单元进一步用于:在所述波束互易性可用时,确定所述资源或信号指示信息的类型为CSI-RS资源指示信息,或为同步信号块指示信息;其中,所述CSI-RS资源指示信息用于指示至少一个CSI-RS资源中的一个CSI-RS资源,所述同步信号块指示信息用于指示至少一个同步信号块中的一个同步信号块;在所述波束互易性不可用时,确定所述资源或信号指示信息的类型为SRS资源指示信息,所述SRS资源指示信息用于指示至少一个SRS中的一个SRS资源。
- 根据权利要求42至49中任一项所述的终端,其特征在于,所述处理单元进一步用于:从调度所述待传输的PUCCH对应的物理下行共享信道PDSCH的下行控制信息DCI中,获取所述资源或信号指示信息。
- 根据权利要求50所述的终端,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令,所述PDSCH承载所述下行传输。
- 根据权利要求50或51所述的终端,其特征在于,所述处理单元进一步用于:根据所述资源或信号指示信息,确定所述DCI中携带的用于待传输的PUCCH的发送功率控制TPC命令对应的功率调整值的大小。
- 根据权利要求50至52中任一项所述的终端,其特征在于,所述处理单元进一步用于:根据所述资源或信号指示信息,确定所述DCI中携带的用于待传输的PUCCH的TPC命令所属的闭环功率控制进程。
- 根据权利要求42至49中任一项所述的终端,其特征在于,所述处理单元进一步用于:从所述通信单元最近接收到的用于调度物理上行共享信道PUSCH的DCI中,获取所述资源或信号指示信息。
- 根据权利要求42至49中任一项所述的终端,其特征在于,所述处理单元进一步用于:从DCI中,获取所述资源或信号指示信息,所述DCI只包含用于PUCCH的TPC命令和用于PUCCH传输的资源或信号指示信息,且所述第一DCI包含用于所述待传输的PUCCH的TPC命令和用于所述待传输的PUCCH的所述资源或信号指示信息。
- 根据权利要求42至49中任一项所述的终端,其特征在于,所述处理单元进一步用于:从高层信令中,获取所述资源或信号指示信息。
- 根据权利要求42至49中任一项所述的终端,其特征在于,所述处理单元进一步用于:根据所述待传输的PUCCH所用的功率控制进程,确定所述资源或信号指示信息。
- 根据权利要求42至49中任一项所述的终端,其特征在于,所述处理单元进一步用于:从信道状态信息CSI对应的CSI上报配置中,获取所述资源或信号指示信息,所述待传输的PUCCH用于传输所述CSI。
- 根据权利要求50至57中任一项所述的终端,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令。
- 根据权利要求54至58中任一项所述的终端,其特征在于,所述待传输的PUCCH用于携带信道状态信息CSI。
- 根据权利要求42至60中任一项所述的终端,其特征在于,所述处 理单元进一步用于:根据所述待传输的PUCCH的PUCCH格式,确定所述第一资源或信号指示信息的获取方式;按照确定的所述获取方式,获取所述资源或信号指示信息。
- 根据权利要求61所述的终端,其特征在于,采用不同PUCCH格式的PUCCH所采用的资源或信号的获取方式不同。
- 一种终端,其特征在于,包括处理单元和通信单元;其中,所述处理单元用于:确定资源或信号指示信息;根据所述资源或信号指示信息,确定待传输的物理上行控制信道PUCCH的发送波束;所述通信单元用于:利用所述处理单元确定的所述待传输的PUCCH的发送波束,发送所述待传输的PUCCH。
- 根据权利要求63所述的终端,其特征在于,所述处理单元进一步用于:根据所述资源或信号指示信息指示的第一信号的接收或发送波束,确定所述待传输的PUCCH的发送波束;或,根据所述资源或信号指示信息指示的资源上传输的第二信号的接收或发送波束,确定所述待传输的PUCCH的发送波束。
- 根据权利要求64所述的终端,其特征在于,所述处理单元进一步用于:在所述第一信号为上行信号时,将所述第一信号的发送波束,确定为所述待传输的PUCCH的发送波束;或,在所述第一信号为下行信号时,将所述第一信号的接收波束,确定为所述待传输的PUCCH的发送波束。
- 根据权利要求64所述的终端,其特征在于,所述处理单元进一步用于:在所述第二信号为上行信号时,将所述第二信号的发送波束,确定为所述待传输的PUCCH的发送波束;或,在所述第二信号为下行信号时,将所述第二信号的接收波束,确定为所述待传输的PUCCH的发送波束。
- 根据权利要求63至66中任一项所述的终端,其特征在于,所述资源或信号指示信息为探测参考信号SRS资源指示信息,用于指示至少一个 SRS中的一个SRS资源;或,所述资源或信号指示信息为信道状态信息参考信号CSI-RS资源指示信息,用于指示至少一个CSI-RS资源中的一个CSI-RS资源;或所述资源或信号指示信息为同步信号块指示信息,用于指示至少一个同步信号块中的一个同步信号块。
- 根据权利要求63至67中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:根据波束互易性是否可用,确定所述资源或信号指示信息的类型;确定具有所述类型的所述资源或信号指示信息。
- 根据权利要求68所述的终端,其特征在于,所述处理单元单元进一步用于:在所述波束互易性可用时,确定所述资源或信号指示信息的类型为CSI-RS资源指示信息,或为同步信号块指示信息;其中,所述CSI-RS资源指示信息用于指示至少一个CSI-RS资源中的一个CSI-RS资源,所述同步信号块指示信息用于指示至少一个同步信号块中的一个同步信号块;在所述波束互易性不可用时,确定所述资源或信号指示信息的类型为SRS资源指示信息,所述SRS资源指示信息用于指示至少一个SRS中的一个SRS资源。
- 根据权利要求63至69中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:从调度所述待传输的PUCCH对应的PDSCH的下行控制信息DCI中,获取所述资源或信号指示信息。
- 根据权利要求70所述的终端,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令,所述PDSCH承载所述下行传输。
- 根据权利要求70或71所述的终端,其特征在于,所述处理单元单元进一步用于:根据所述资源或信号指示信息,确定所述DCI中携带的用于所述待传输的PUCCH的发送功率控制TPC命令对应的功率调整值的大小。
- 根据权利要求70至72中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:根据所述资源或信号指示信息,确定所述DCI中携带的用于所述待传输的PUCCH的TPC命令所在的闭环功率控制进程。
- 根据权利要求63至69中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:从所述通信单元最近接收到的用于调度物理上行共享信道PUSCH的DCI中,获取所述资源或信号指示信息。
- 根据权利要求63至69中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:从DCI中,获取所述资源或信号指示信息,所述DCI只包含用于PUCCH的TPC命令和用于PUCCH的资源或信号指示信息,且所述DCI包含所述待传输的PUCCH的TPC命令和用于所述待传输的PUCCH的所述资源或信号指示信息。
- 根据权利要求63至69中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:从高层信令中,获取所述资源或信号指示信息。
- 根据权利要求63至69中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:根据所述待传输的PUCCH所用的功率控制进程,确定所述资源或信号指示信息。
- 根据权利要求63至69中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:从信道状态信息CSI对应的CSI上报配置中,获取所述资源或信号指示信息,所述待传输的PUCCH用于传输所述CSI。
- 根据权利要求70至77中任一项所述的终端,其特征在于,所述待传输的PUCCH用于携带下行传输的肯定确认ACK命令或否定确认NACK命令。
- 根据权利要求74至78中任一项所述的终端,其特征在于,所述待传输的PUCCH用于携带信道状态信息CSI。
- 根据权利要求63至80中任一项所述的终端,其特征在于,所述处理单元单元进一步用于:根据所述待传输的PUCCH的格式,确定所述资源或信号指示信息的获 取方式;按照确定的所述获取方式,获取所述资源或信号指示信息。
- 根据权利要求81所述的终端,其特征在于,采用不同PUCCH格式的PUCCH所采用的资源或信号的获取方式不同。
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TW107133065A TW201916723A (zh) | 2017-09-21 | 2018-09-19 | 無線通訊方法和設備 |
US16/825,929 US11026234B2 (en) | 2017-09-21 | 2020-03-20 | Wireless communications method and device |
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US11297613B2 (en) * | 2019-01-31 | 2022-04-05 | Qualcomm Incorporated | Beam definition for directional communications |
CN113483827A (zh) * | 2021-07-26 | 2021-10-08 | 西安芯海微电子科技有限公司 | 可穿戴设备、可穿戴设备的数据处理方法及装置 |
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PH12020550111A1 (en) | 2020-12-07 |
EP3687236A1 (en) | 2020-07-29 |
EP3687236A4 (en) | 2020-08-19 |
CN110786060A (zh) | 2020-02-11 |
CN111294952B (zh) | 2022-04-29 |
US20200221441A1 (en) | 2020-07-09 |
TW201916723A (zh) | 2019-04-16 |
IL273478A (en) | 2020-05-31 |
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AU2017432726A1 (en) | 2020-05-07 |
EP3687236B1 (en) | 2022-01-12 |
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