WO2023130480A1 - Procédé et appareil de communication sans fil, dispositif, support de stockage et produit-programme - Google Patents

Procédé et appareil de communication sans fil, dispositif, support de stockage et produit-programme Download PDF

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Publication number
WO2023130480A1
WO2023130480A1 PCT/CN2022/071143 CN2022071143W WO2023130480A1 WO 2023130480 A1 WO2023130480 A1 WO 2023130480A1 CN 2022071143 W CN2022071143 W CN 2022071143W WO 2023130480 A1 WO2023130480 A1 WO 2023130480A1
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Prior art keywords
signal
qcl
physical channel
qcl reference
terminal device
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PCT/CN2022/071143
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English (en)
Chinese (zh)
Inventor
吴作敏
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Oppo广东移动通信有限公司
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Priority to PCT/CN2022/071143 priority Critical patent/WO2023130480A1/fr
Publication of WO2023130480A1 publication Critical patent/WO2023130480A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the embodiments of the present application relate to the field of communication technologies, and in particular, to a wireless communication method, device, equipment, storage medium, and program product.
  • the new frequency band may include licensed spectrum or unlicensed spectrum.
  • Embodiments of the present application provide a wireless communication method, device, equipment, storage medium, and program product. Described technical scheme is as follows:
  • a wireless communication method is provided, the method is executed by a terminal device, and the method includes:
  • the terminal device is configured to receive a first downlink physical channel or signal through a first resource, and the first downlink physical channel or signal corresponds to a first QCL (Quasi Co-Location, quasi-co-located) reference;
  • the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second downlink physical channel or signal.
  • a wireless communication method is provided, the method is executed by a terminal device, and the method includes:
  • the terminal device is configured to send a first uplink physical channel or signal through a first resource, and the first uplink physical channel or signal corresponds to a first QCL reference;
  • the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second uplink physical channel or signal.
  • a wireless communication device includes:
  • a receiving module configured to receive a first downlink physical channel or signal through a first resource, where the first downlink physical channel or signal corresponds to a first QCL reference;
  • a processing module configured to determine whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second downlink physical channel or signal.
  • a wireless communication device includes:
  • a sending module configured to send a first uplink physical channel or signal through a first resource, where the first uplink physical channel or signal corresponds to a first QCL reference;
  • a processing module configured to determine whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second uplink physical channel or signal.
  • a terminal device the terminal device includes a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program to realize the execution of the above-mentioned terminal device wireless communication method.
  • a network device includes a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program to implement the above network device execution wireless communication method.
  • a computer-readable storage medium where a computer program is stored in the storage medium, and the computer program is used to be executed by a processor, so as to implement the wireless communication method performed by the above-mentioned terminal device , or implement the wireless communication method performed by the foregoing network device.
  • a chip is provided, the chip includes a programmable logic circuit and/or program instructions, and when the chip is running, it is used to implement the wireless communication method performed by the above-mentioned terminal device, or to implement The wireless communication method executed by the network device above.
  • a computer program product or computer program includes computer instructions, the computer instructions are stored in a computer-readable storage medium, and a processor reads from the The computer-readable storage medium reads and executes the computer instructions, so as to realize the wireless communication method executed by the above-mentioned terminal device, or realize the wireless communication method executed by the above-mentioned network device.
  • the QCL information of periodic physical channels or reference signals is configured by RRC (Radio Resource Control, radio resource control).
  • RRC Radio Resource Control, radio resource control
  • the resources used to transmit periodic physical channels or reference signals belong to the first COT
  • Channel Occupancy Time channel occupancy time
  • the application proposes to refer to the QCL reference corresponding to the periodic physical channel or reference signal according to the QCL reference corresponding to the first COT Whether there is a QCL relationship is used to determine whether to transmit the periodic physical channel or reference signal, which can ensure the fairness of resource usage on the unlicensed spectrum.
  • FIG. 1 is a schematic diagram of a network architecture provided by an embodiment of the present application.
  • FIG. 2 is a flowchart of a wireless communication method provided by an embodiment of the present application.
  • FIG. 3 is a flowchart of a wireless communication method provided by another embodiment of the present application.
  • FIG. 4 is a block diagram of a wireless communication device provided by an embodiment of the present application.
  • FIG. 5 is a block diagram of a wireless communication device provided in another embodiment of the present application.
  • Fig. 6 is a schematic structural diagram of a terminal device provided by an embodiment of the present application.
  • the network architecture and business scenarios described in the embodiments of the present application are for more clearly illustrating the technical solutions of the embodiments of the present application, and do not constitute limitations on the technical solutions provided by the embodiments of the present application.
  • the evolution of the technology and the emergence of new business scenarios, the technical solutions provided in the embodiments of this application are also applicable to similar technical problems.
  • the technical solution of the embodiment of the present application can be applied to various communication systems, such as: Global System of Mobile communication (Global System of Mobile communication, GSM) system, code division multiple access (Code Division Multiple Access, CDMA) system, broadband code division multiple access (Wideband Code Division Multiple Access, WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, Advanced long term evolution (LTE-A) system , New Radio (NR) system, evolution system of NR system, LTE (LTE-based access to unlicensed spectrum, LTE-U) system on unlicensed spectrum, NR (NR-based access to unlicensed spectrum) on unlicensed spectrum unlicensed spectrum (NR-U) system, Non-Terrestrial Networks (NTN) system, Universal Mobile Telecommunications System (UMTS), Wireless Local Area Networks (WLAN), Wireless Fidelity (Wireless Fidelity, WiFi), fifth-generation communication (5th-Generation, 5G) system or other communication systems, etc.
  • GSM Global System of Mobile
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC Machine Type Communication
  • V2V Vehicle to Vehicle
  • V2X Vehicle to everything
  • the communication system in the embodiment of the present application may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, may also be applied to a dual connectivity (Dual Connectivity, DC) scenario, and may also be applied to an independent (Standalone, SA) network deployment scenario.
  • Carrier Aggregation, CA Carrier Aggregation
  • DC Dual Connectivity
  • SA independent network deployment scenario
  • the communication system in the embodiment of the present application can be applied to an unlicensed spectrum, wherein the unlicensed spectrum can also be considered as a shared spectrum; or, the communication system in the embodiment of the present application can also be applied to a licensed spectrum, wherein the licensed spectrum can also be Considered as unshared spectrum.
  • the communication system in the embodiment of the present application may be applied to an existing frequency band, or may be applied to a frequency band put into use in the future.
  • Non-Terrestrial Networks NTN
  • TN terrestrial communication network
  • FIG. 1 shows a schematic diagram of a network architecture 100 provided by an embodiment of the present application.
  • the network architecture 100 may include: a terminal device 10 , an access network device 20 and a core network device 30 .
  • the terminal device 10 may refer to a UE (User Equipment, user equipment), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a wireless communication device, a user agent or a user device.
  • UE User Equipment
  • an access terminal a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a wireless communication device, a user agent or a user device.
  • the terminal device 10 can also be a cellular phone, a cordless phone, a SIP (Session Initiation Protocol, session initiation protocol) phone, a WLL (Wireless Local Loop, wireless local loop) station, a PDA (Personal Digital Assistant, personal digital processing ), handheld devices with wireless communication functions, computing devices or other processing devices connected to wireless modems, vehicle-mounted devices, wearable devices, terminal devices in 5GS (5th Generation System, fifth-generation mobile communication system) or future evolution
  • the terminal equipment in the PLMN Public Land Mobile Network, public land mobile communication network
  • the number of terminal devices 10 is generally multiple, and one or more terminal devices 10 may be distributed in a cell managed by each access network device 20 .
  • the access network device 20 is a device deployed in an access network to provide a wireless communication function for the terminal device 10 .
  • the access network device 20 may include various forms of macro base stations, micro base stations, relay stations, access points, and so on.
  • the names of devices with access network device functions may be different.
  • they are called gNodeB or gNB.
  • the name "access network equipment” may change.
  • access network devices For the convenience of description, in the embodiment of the present application, the above-mentioned devices that provide wireless communication functions for the terminal device 10 are collectively referred to as access network devices.
  • a communication relationship may be established between the terminal device 10 and the core network device 30 through the access network device 20 .
  • the access network device 20 may be one or more eNodeBs in EUTRAN (Evolved Universal Terrestrial Radio Access Network, Evolved Universal Terrestrial Radio Network) or EUTRAN;
  • EUTRAN Evolved Universal Terrestrial Radio Access Network
  • EUTRAN EUTRAN
  • the access network device 20 may be a RAN (Radio Access Network, radio access network) or one or more gNBs in the RAN.
  • the "network device” refers to an access network device 20, such as a base station.
  • the core network device 30 is a device deployed in the core network.
  • the functions of the core network device 30 are mainly to provide user connections, manage users, and carry out services, and provide an interface to external networks as a bearer network.
  • the core network equipment in the 5G NR system can include AMF (Access and Mobility Management Function, access and mobility management function) entity, UPF (User Plane Function, user plane function) entity and SMF (Session Management Function, session management function) entity and other equipment.
  • AMF Access and Mobility Management Function, access and mobility management function
  • UPF User Plane Function, user plane function
  • SMF Session Management Function, session management function
  • the access network device 20 and the core network device 30 communicate with each other through a certain air interface technology, such as the NG interface in the 5G NR system.
  • the access network device 20 and the terminal device 10 communicate with each other through a certain air interface technology, such as a Uu interface.
  • the "5G NR system" in the embodiment of the present application may also be called a 5G system or an NR system, but those skilled in the art can understand its meaning.
  • the technical solutions described in the embodiments of this application can be applied to LTE systems, 5G NR systems, and subsequent evolution systems of 5G NR systems, and can also be applied to systems such as NB-IoT (Narrow Band Internet of Things, narrowband Internet of Things) system and other communication systems, this application is not limited to this.
  • NB-IoT Near Band Internet of Things, narrowband Internet of Things
  • the network device may provide services for the cell, and the terminal device communicates with the network device through the transmission resources (for example, frequency domain resources, or spectrum resources) on the carrier used by the cell, and the cell may be
  • a cell corresponding to a network device (such as a base station) may belong to a macro base station or a base station corresponding to a small cell.
  • the small cell here may include: a Metro cell, a Micro cell, Pico cell, Femto cell, etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
  • the "indication" mentioned in the embodiments of the present application may be a direct indication, may also be an indirect indication, and may also mean that there is an association relationship.
  • a indicates B which can mean that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indirectly indicates B, for example, A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • the term "corresponding" may indicate that there is a direct or indirect correspondence between the two, or that there is an association between the two, or that it indicates and is indicated, configuration and is configuration etc.
  • the "configuration" in the embodiment of the present application may include configuring by at least one of system messages, radio resource control (Radio Resource Control, RRC) signaling, and media access control elements (Media Access Control Control Element, MAC CE) .
  • RRC Radio Resource Control
  • MAC CE Media Access Control Control Element
  • predefined or “preset” may be pre-saved in the device (for example, including terminal devices and network devices) with corresponding codes, tables or other methods that can be used to indicate relevant information implementation, and the present application does not limit the specific implementation manner.
  • the predefined ones may refer to those defined in the protocol.
  • the "protocol” may refer to a standard protocol in the communication field, for example, may include LTE protocol, NR protocol and related protocols applied in future communication systems, which is not limited in this application.
  • the research of the NR system can include new frequency bands such as 52.6GHz–71GHz or 71GHz–114.25GHz.
  • the new frequency band may include licensed spectrum or unlicensed spectrum.
  • the new frequency band includes dedicated spectrum and shared spectrum.
  • the sub-carrier spacing considered in the new frequency band may be larger than the sub-carrier spacing supported by the existing NR system, for example, the sub-carrier spacing may be 480 kHz or 960 kHz.
  • the subcarrier spacing supported by the new frequency band includes at least one of 120 kHz, 480 kHz, and 960 kHz.
  • the unlicensed spectrum is the spectrum allocated by the country and region that can be used for radio device communication.
  • This spectrum is usually considered a shared spectrum, that is, communication devices in different communication systems can be used as long as they meet the regulatory requirements set by the country or region on the spectrum. To use this spectrum, there is no need to apply to the government for exclusive spectrum authorization.
  • LBT Listen Before Talk
  • MCOT Maximum Channel Occupancy Time
  • the LBT method (that is, the channel access method) can include omnidirectional LBT, directional LBT, receiving-side auxiliary LBT and no LBT. .
  • the channel access method without LBT it may also need to be limited by certain conditions such as ATPC (Automatic Transmit Power Control, automatic transmission power control), DFS (Dynamic Frequency Selection, dynamic frequency selection), long-term interference detection or other Interference cancellation mechanism, etc.
  • ATPC Automatic Transmit Power Control
  • DFS Dynamic Frequency Selection, dynamic frequency selection
  • long-term interference detection or other Interference cancellation mechanism etc.
  • the beam direction associated with directional LBT can be determined by QCL relationship or spatial filter.
  • Quasi Co-Location means that the large-scale parameters of the channel experienced by symbols on one antenna port can be inferred from the channel experienced by symbols on another antenna port.
  • the large-scale parameters may include delay spread, average delay, Doppler spread, Doppler frequency shift, average gain, and spatial reception parameters.
  • the above-mentioned channel large-scale parameters can be divided into different QCL types, which is convenient for the system to configure according to different scenarios where the terminal equipment is located.
  • the definitions of different QCL type configurations are as follows:
  • 'QCL-TypeA' ⁇ Doppler shift (Doppler shift), Doppler spread (Doppler spread), average delay (average delay), delay spread (delay spread) ⁇ ;
  • 'QCL-TypeB' ⁇ Doppler shift (Doppler shift), Doppler spread (Doppler spread) ⁇ ;
  • 'QCL-TypeC' ⁇ Doppler shift (Doppler shift), average delay (average delay) ⁇ ;
  • the terminal device Before the RRC signaling configuration (such as the initial access stage), the terminal device has the system default QCL relationship from SSB (Synchronization Signal and PBCH block, synchronization signal and PBCH block) to DMRS (Demodulation Reference Signal, demodulation reference signal) , the terminal device can obtain the Doppler frequency shift, Doppler spread, average delay, delay spread and spatial reception parameters of the channel from the SSB signal through the QCL relationship between the SSB and the DMRS to adjust the filter parameters of the DMRS channel estimator, In this way, PDCCH (Physical Downlink Control Channel, physical downlink control channel) and PDSCH (Physical Downlink Shared Channel, physical downlink shared channel) are received.
  • SSB Synchromas Physical Downlink Control Channel
  • PDSCH Physical Downlink Shared Channel
  • SSB ⁇ DMRS including Doppler frequency shift, Doppler spread, average delay, delay spread and spatial reception parameters.
  • the QCL relationship between the reference signals includes at least one of the following situations:
  • SSB ⁇ TRS Tracking Reference Signal, tracking reference signal
  • Doppler frequency shift including Doppler frequency shift, average delay, space receiving parameters; or, corresponding to 'QCL-TypeC'+'QCL-TypeD'.
  • TRS ⁇ CSI-RS for CSI Channel State Information, channel state information), including Doppler frequency shift, Doppler spread, average delay, delay spread; or, corresponding to 'QCL-TypeA'.
  • TRS ⁇ DMRS for PDCCH including Doppler frequency shift, Doppler spread, average delay, delay spread; or, corresponding to 'QCL-TypeA'+'QCL-TypeD'.
  • TRS ⁇ DMRS for PDSCH including Doppler frequency shift, Doppler spread, average delay, delay spread; or, corresponding to 'QCL-TypeA'+'QCL-TypeD'.
  • SSB ⁇ CSI-RS for BM including Doppler frequency shift, average delay, and spatial reception parameters; or, corresponding to 'QCL-TypeC'+'QCL-TypeD'.
  • SSB ⁇ CSI-RS for CSI including spatial reception parameters; or, corresponding to 'QCL-TypeD'.
  • SSB ⁇ DMRS for PDCCH including Doppler frequency shift, Doppler spread, average delay, delay spread, spatial reception parameters; or, corresponding to 'QCL-TypeA'+'QCL-TypeD '.
  • SSB ⁇ DMRS for PDSCH including Doppler frequency shift, Doppler spread, average delay, delay spread, spatial reception parameters; or, corresponding to 'QCL-TypeA'+'QCL-TypeD '.
  • CSI-RS for BM ⁇ DMRS for PDCCH including spatial reception parameters; or, corresponding to 'QCL-TypeD'.
  • CSI-RS for BM ⁇ DMRS for PDSCH including spatial reception parameters; or, corresponding to 'QCL-TypeD'.
  • CSI-RS for CSI ⁇ DMRS for PDSCH including Doppler frequency shift, Doppler spread, average delay, delay spread, spatial reception parameters; or, corresponding to 'QCL-TypeA'+'QCL- Type D'.
  • QCL parameters cannot be directly obtained from CSI-RS for CSI.
  • CSI-RS for BM ⁇ CSI-RS for TRS/BM/CSI, including spatial reception parameters; or, corresponding to 'QCL-TypeD'.
  • the acquisition of QCL reference includes the following situations:
  • RRC such as periodic CSI-RS or TRS
  • MAC CE MAC Control Element, media access layer control unit
  • MAC CE-based indication for example, through MAC CE indication to activate or deactivate periodic CSI-RS or TRS, or PDCCH DMRS;
  • DCI-based indication such as aperiodic CSI-RS or TRS, or DMRS of PDSCH.
  • the QCL reference of the DMRS of the PDSCH may also be activated by the MAC CE through the RRC configuration.
  • the RRC configuration includes: the RRC configuration includes QCL information, and the QCL information is used to determine the QCL reference of the target reference signal.
  • the MAC-CE-based indication includes: RRC configures a set of TCI (Transmission Configuration Indicator, transmission configuration indication) states, and each TCI state corresponds to a QCL reference. Select a TCI state from the group of TCI states through the MAC CE, and use it as the QCL reference of the target reference signal.
  • TCI Transmission Configuration Indicator, transmission configuration indication
  • the DCI-based indication includes: RRC configures M TCI states, and each TCI state corresponds to a QCL reference. Select up to 8 TCI states from the M TCI states through the MAC CE to correspond to the 3-bit TCI indication information in the DCI, wherein, if the value of M is less than or equal to 8, the M TCI states and the TCI in the DCI corresponding to the instruction information. Select a TCI state from the TCI states corresponding to the TCI indication information in the DCI through the DCI, and use it as the QCL reference of the target reference signal.
  • the TCI status contains the information of the QCL reference.
  • Each TCI state may include at most two downlink reference signals, serving as at most two types of reference sources respectively.
  • the TCI state ID is used to identify a TCI state;
  • a QCL information contains the following information:
  • QCL type configuration which can be one of QCL type A, QCL type B, QCL type C, and QCL type D;
  • the QCL reference signal configuration includes the cell ID where the reference signal is located, the BWP (Bandwidth Part, partial bandwidth) ID, and the identifier of the reference signal (which can be a CSI-RS resource ID or SSB index).
  • the QCL type of at least one of the QCL information in QCL information 1 and QCL information 2 must be one of typeA, typeB, and typeC, and the QCL type of the other QCL information (if configured) must be QCL type D.
  • QCL type A is also written as typeA or QCL-TypeA
  • QCL type B is also written as typeB or QCL-TypeB
  • QCL type C is also written as typeC or QCL-TypeC
  • QCL type D is also written as typeD or QCL-TypeD.
  • the available QCL references for the reference signal may include one of the cases shown in Table 1:
  • the terminal device can use one or more directions to detect the channel. If the channel detection using the LBT based on the first direction successfully obtains the first COT, then the first COT has an association relationship with the first direction, for example It is necessary to use the beam direction corresponding to the first direction (or in other words, the spatial filter corresponding to the first direction) to perform physical channel or signal transmission in the first COT. Correspondingly, if the DCI format 2_0 is configured in the system, the DCI format 2_0 also needs to be indicated based on the first direction.
  • the DCI format 2_0 includes indication information such as remaining COT length, available RB (Resource Block, resource block) set, and search space set group (Search space set group) switching flag, then the remaining COT length, available RB set, search The space aggregation group switching flag is associated with the first direction.
  • the QCL information of the periodic reference signal is configured by RRC.
  • RRC Radio Resource Control
  • the QCL information of periodic physical channels or reference signals is configured by RRC.
  • the first COT to which the resources used to transmit periodic physical channels or reference signals belongs is based on
  • the channel access method such as directional LBT
  • FIG. 2 shows a flowchart of a wireless communication method provided by an embodiment of the present application.
  • the method can be applied to the communication system shown in FIG. 1 .
  • the method may include at least one of the following steps (210-220):
  • Step 210 the terminal device is configured to receive a first downlink physical channel or signal through a first resource, and the first downlink physical channel or signal corresponds to a first QCL reference.
  • Step 220 the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information and the second downlink physical channel or signal.
  • the terminal device is configured by a higher layer (such as RRC signaling) to receive the first downlink physical channel or signal through the first resource.
  • the first downlink physical channel or signal includes the first downlink physical channel and/or the first downlink reference signal.
  • the first downlink physical channel or signal includes a periodic downlink physical channel and/or a periodic downlink reference signal.
  • the first downlink physical channel includes but is not limited to at least one of the following: PDCCH, SPS (Semi-Persistent Scheduling, semi-persistent scheduling) PDSCH.
  • the first downlink reference signal includes but is not limited to at least one of the following: periodic CSI-RS, TRS, PRS (Positioning Reference Signal, positioning reference signal), PT-RS (Phase Tracking Reference Signal, phase tracking reference signal), SPS CSI-RS.
  • periodic CSI-RS RESUPA
  • TRS Time Division Multiple Access
  • PRS Positioning Reference Signal
  • PT-RS Phase Tracking Reference Signal
  • phase tracking reference signal SPS CSI-RS.
  • the above CSI-RS is used for CSI measurement and/or BM (beam management).
  • the first QCL reference is a QCL reference associated with a first downlink physical channel or signal.
  • the first QCL reference is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the first QCL reference is configured by RRC configuration signaling.
  • the first QCL reference is configured by RRC configuration signaling and activated by MAC CE signaling.
  • the first QCL reference is configured by RRC configuration signaling and indicated by DCI, where the DCI is used to activate the first downlink physical channel or signal.
  • the first QCL reference is RRC configuration signaling configuration, MAC CE signaling activation, and is indicated by DCI, wherein the DCI is used to activate the first downlink physical channel or signal.
  • the first QCL reference corresponds to the first spatial receive filter.
  • the first downlink physical channel or signal corresponds to the first QCL reference, including: the first downlink physical channel or signal corresponds to the first spatial receiving filter.
  • the second downlink physical channel or signal includes a second downlink physical channel and/or a second downlink reference signal.
  • the second downlink physical channel or signal includes a dynamically scheduled downlink physical channel and/or a dynamically scheduled downlink reference signal.
  • the second downlink physical channel includes but is not limited to at least one of the following: PDCCH, dynamically scheduled PDSCH (for example, DCI scheduled PDSCH).
  • the second downlink reference signal includes but is not limited to at least one of the following: a dynamically scheduled CSI-RS (for example, a CSI-RS indicated by DCI).
  • the first resource corresponds to a second QCL reference.
  • the first resource has an association relationship with the second QCL reference.
  • the first resource is a resource in the first COT; wherein, the first COT corresponds to the second QCL reference (or the first COT is a COT corresponding/associated with the second QCL reference), or, the first The resources in the COT are used to transmit physical channels or signals corresponding to the second QCL reference, or the first COT is a COT obtained based on a directional channel access method (such as directional LBT) corresponding to the second QCL reference.
  • the first resource is used to transmit a physical channel or signal corresponding to the second QCL reference.
  • the second QCL reference corresponds to a second spatial receive filter.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second downlink physical channel or signal, including: the terminal device determines whether to receive the first downlink physical channel or signal according to the second space Receive at least one of the filter, the first control information and the second downlink physical channel or signal, and determine whether to receive the first downlink physical channel or signal.
  • the second QCL reference is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the second QCL reference is configured by RRC configuration signaling.
  • the second QCL reference is configured by RRC configuration signaling and activated by MAC CE signaling.
  • the second QCL reference is configured by RRC configuration signaling and indicated by DCI.
  • the DCI is the first control information; as another example, the DCI is DCI corresponding to DCI format 2_0.
  • the second QCL reference is RRC configuration signaling configuration, MAC CE signaling activation, and is indicated by DCI.
  • the DCI is the first control information; as another example, the DCI is the corresponding DCI format 2_0 DCI.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information and the second downlink physical channel or signal, including: the terminal device according to the first Two QCL references, to determine whether to receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information and the second downlink physical channel or signal, including: the terminal device according to the first A control information or a second downlink physical channel or signal determines a second QCL reference; the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference.
  • the terminal device determines the second QCL reference according to the first control information or the second downlink physical channel or signal, including at least one of the following situations 1 to 2:
  • Case 1 The first control information corresponds to the second QCL reference.
  • Case 2 The second downlink physical channel or signal corresponds to the second QCL reference.
  • the first control information corresponds to the second QCL reference
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, including the following cases 1-1 to 1-3 at least one of:
  • Case 1-1 the first indication information in the first control information indicates the second QCL reference.
  • the first indication information is TCI (Transmission Configuration Indicator, transmission configuration indication) status indication information and/or SRI (SRS resource indicator, SRS resource indication) indication information, and the first indication information indicates the second QCL reference.
  • TCI Transmission Configuration Indicator, transmission configuration indication
  • SRI SRS resource indicator, SRS resource indication
  • the second indication information in the first control information corresponds to the second QCL reference.
  • the first control information corresponds to DCI format 2_0
  • the second indication information is used to indicate the first COT.
  • the second indication information is the remaining COT length indication information corresponding to the first COT, wherein the first COT corresponds to Second QCL reference.
  • the first COT here corresponds to the second QCL reference, which may be indicated by the above first indication information, that is, DCI format 2_0 includes both the first indication information and the second indication information, or may be determined implicitly, That is, DCI format 2_0 does not include the first indication information.
  • the second QCL reference is the QCL reference corresponding to the control resource set used for the first control information transmission.
  • the control resource set corresponding to the first control information transmission corresponds to the second QCL reference.
  • the set of control resources corresponding to the transmission of the first control information refers to the set of control resources used to transmit the first control information. If the set of control resources corresponds to the second QCL reference, it may also indicate that the first control information corresponds to the second QCL reference.
  • the first control information is not corresponding to/associated with the second downlink physical channel or signal, for example, the first control information is common control information corresponding to DCI format 2_0.
  • the first control information corresponds to/associates with the second downlink physical channel or signal, for example, the first control information is dedicated control information for scheduling transmission of the second downlink physical channel or signal.
  • the second downlink physical channel or signal corresponds to the second QCL reference, or it can also be said that the second downlink physical channel or signal is associated with the second QCL reference.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference, including at least one of the following situations:
  • the terminal device When the second QCL reference has a QCL relationship with the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device When the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not receive the first downlink physical channel or signal.
  • the second QCL reference has a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with the same first reference signal as the first QCL reference
  • the second reference signal associated with the second QCL reference has a QCL relationship with the first reference signal associated with the first QCL reference
  • the second QCL reference is associated with the same spatial receive filter as the first QCL reference
  • the second spatial receive filter associated with the second QCL reference at least partially overlaps in spatial domain the first spatial receive filter associated with the first QCL reference.
  • the QCL type corresponding to the second QCL reference and the first QCL reference is QCL-TypeD.
  • the second QCL reference does not have a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with a different reference signal than the first QCL reference
  • the second reference signal associated with the second QCL reference does not have a QCL relationship with the first reference signal associated with the first QCL reference;
  • the second QCL reference is associated with a different spatial receive filter than the first QCL reference
  • the second spatial reception filter associated with the second QCL reference does not overlap at all in the spatial domain with the first spatial reception filter associated with the first QCL reference.
  • the QCL type corresponding to the second QCL reference and the first QCL reference is QCL-TypeD.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference, including: when the second QCL reference is associated with the same first reference signal as the first QCL reference, the terminal device receives the first A downlink physical channel or signal; or, when the second QCL reference is associated with a reference signal different from that of the first QCL, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference, including: when the second reference signal associated with the second QCL reference and the first reference signal associated with the first QCL reference have QCL relationship, the terminal device receives the first downlink physical channel or signal; or, when the second reference signal associated with the second QCL reference does not have a QCL relationship with the first reference signal associated with the first QCL reference, the terminal device does not receive the first downlink physical channel or signal A downlink physical channel or signal.
  • the foregoing QCL relationship includes QCL-TypeD.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference, including: when the second QCL reference is associated with the same spatial reception filter as the first QCL reference, the terminal device receives the first A downlink physical channel or signal; or, when the second QCL reference is associated with a spatial reception filter different from that of the first QCL, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference, including: when the second spatial reception filter associated with the second QCL reference is associated with the first spatial reception filter associated with the first QCL reference When the filters at least partially overlap in the spatial domain, the terminal device receives the first downlink physical channel or signal; or, when the second QCL references the second spatial reception filter associated with the first QCL reference the first spatial reception filter associated When there is no overlap in the airspace, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information and the second downlink physical channel or signal, including: the terminal device according to the first A control information, determining whether to receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the first control information, including at least one of the following situations:
  • the terminal device When the terminal device determines according to the first control information that the first resource corresponds to the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource does not correspond to the first QCL reference, the terminal device does not receive the first downlink physical channel or signal;
  • the terminal device When the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the first control information, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the first control information, the terminal device receives the first A downlink physical channel or signal; or, when the terminal device determines according to the first control information that the first resource does not correspond to the first QCL reference, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the first control information, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the first control information, the terminal device receives the first A downlink physical channel or signal; or, when the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device receives the first downlink physical channel or signal; or, when the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, which can be referred to above, and will not be repeated here.
  • the first control information corresponds to the first QCL reference, or the terminal device determines according to the first control information that the first resource corresponds to the first QCL reference, including at least one of the following situations 2-1 to 2-3:
  • the first indication information in the first control information indicates the first QCL reference.
  • the first indication information is TCI status indication information and/or SRI indication information, and the first indication information indicates the first QCL reference.
  • the second indication information in the first control information corresponds to the first QCL reference.
  • the first control information corresponds to DCI format 2_0
  • the second indication information is used to indicate the first COT.
  • the second indication information is the remaining COT length indication information corresponding to the first COT, wherein the first COT corresponds to First QCL reference.
  • the first COT here corresponds to the first QCL reference, which may be indicated by the above first indication information, that is, DCI format 2_0 includes both the first indication information and the second indication information, or may be implicitly determined, That is, DCI format 2_0 does not include the first indication information.
  • the first QCL reference is the QCL reference corresponding to the control resource set used for the first control information transmission.
  • the control resource set corresponding to the first control information transmission corresponds to the first QCL reference.
  • the set of control resources corresponding to the transmission of the first control information refers to the set of control resources used to transmit the first control information. If the set of control resources corresponds to the first QCL reference, it may also indicate that the first control information corresponds to the first QCL reference.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information and the second downlink physical channel or signal, including: the terminal device according to the first Two downlink physical channels or signals, determining whether to receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second downlink physical channel or signal, including at least one of the following situations:
  • the terminal device When the terminal device determines according to the second downlink physical channel or signal that the first resource corresponds to the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the second downlink physical channel or signal that the first resource does not correspond to the first QCL reference, the terminal device does not receive the first downlink physical channel or signal;
  • the terminal device When the terminal device determines according to the second downlink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the second downlink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second downlink physical channel or signal, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the second downlink physical channel or signal , the terminal device receives the first downlink physical channel or signal; or, when the terminal device determines that the first resource does not correspond to the first QCL reference according to the second downlink physical channel or signal, the terminal device does not receive the first downlink physical channel or signal .
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second downlink physical channel or signal, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the second downlink physical channel or signal , the terminal device receives the first downlink physical channel or signal; or, when the terminal device determines that the first resource corresponds to the second QCL reference according to the second downlink physical channel or signal, and the second QCL reference has a QCL relationship with the first QCL reference , the terminal device receives the first downlink physical channel or signal; or, when the terminal device determines that the first resource corresponds to the second QCL reference according to the second downlink physical channel or signal, and the second QCL reference does not have a QCL relationship with the first QCL reference When , the terminal device does not receive the first downlink physical channel or signal.
  • the QCL reference corresponding to the second downlink physical channel or signal is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the QCL reference corresponding to the second downlink physical channel or signal is configured by RRC configuration signaling.
  • the QCL reference corresponding to the second downlink physical channel or signal is configured by RRC configuration signaling and activated by MAC CE signaling.
  • the QCL reference corresponding to the second downlink physical channel or signal is configured by RRC configuration signaling and indicated by DCI, where the DCI is used to schedule the second downlink physical channel or signal.
  • the QCL reference corresponding to the second downlink physical channel or signal is configured by RRC configuration signaling, MAC CE signaling is activated, and indicated by DCI, wherein the DCI is used to schedule the second downlink physical channel or signal.
  • the second downlink physical channel or signal has an association relationship with the first downlink physical channel or signal.
  • the second downlink physical channel or signal has an association relationship with the first downlink physical channel or signal, including at least one of the following situations:
  • the second resource corresponding to the second downlink physical channel or signal is continuous in the time domain with the first resource corresponding to the first downlink physical channel or signal;
  • the second resource corresponding to the second downlink physical channel or signal is located in the same time unit as the first resource corresponding to the first downlink physical channel or signal;
  • the second resource corresponding to the second downlink physical channel or signal and the first resource corresponding to the first downlink physical channel or signal partially or fully overlap in the time domain.
  • the foregoing time unit includes a time slot, or a plurality of time slots, or a time slot determined by a reference subcarrier interval (for example, 120 kHz), or a subframe.
  • a reference subcarrier interval for example, 120 kHz
  • the QCL type corresponding to the above QCL reference includes: QCL-TypeD.
  • QCL-TypeD can also be regarded as a spatial reception filter.
  • the second reference signal associated with the second QCL reference has a QCL-TypeD relationship with the first reference signal associated with the first QCL reference, it means that the second QCL reference is associated with the same spatial reception filter as the first QCL reference, Or, the second QCL reference is associated with the same beam direction as the first QCL reference; or, when the second reference signal associated with the second QCL reference does not have a QCL-TypeD relationship with the first reference signal associated with the first QCL reference, It is explained that the second QCL reference is associated with a different spatial reception filter from the first QCL reference, or that the second QCL reference is associated with a different beam direction from the first QCL reference.
  • the QCL type corresponding to the aforementioned QCL reference includes at least one of the following: QCL-TypeA, QCL-TypeB, and QCL-TypeC.
  • the terminal device determines whether to receive the first downlink according to at least one of the second QCL reference, the first control information, and the second downlink physical channel or signal An uplink physical channel or signal; or, when at least one symbol in the first resource is an uplink symbol, the terminal device does not receive the first downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink according to at least one of the second QCL reference, the first control information and the second downlink physical channel or signal. line physical channels or signals.
  • the symbols in the first resource are not uplink symbols, including: the symbols in the first resource are downlink symbols and/or flexible symbols.
  • the terminal device not receiving the first downlink physical channel or signal may be: the terminal device cancels receiving the first downlink physical channel or signal.
  • this application proposes that according to the QCL reference corresponding to the first COT (that is, the second QCL reference) and the periodic Whether the QCL reference corresponding to the physical channel or reference signal (that is, the first QCL reference) has a QCL relationship is used to determine whether to perform the periodic transmission of the physical channel or reference signal, which can ensure the fairness of resource usage on the unlicensed spectrum.
  • the terminal device is configured to receive a preconfigured downlink transmission on a first symbol group in a first time slot, where the preconfigured downlink transmission corresponds to a first QCL reference; the behavior of the terminal device includes the following situations at least one of:
  • the terminal device determines that the symbols in the first symbol group are downlink symbols, and the first symbol group corresponds to the first QCL reference, the terminal device receives the preconfigured downlink transmission on the first symbol group in the first time slot;
  • the terminal device determines that the symbols in the first symbol group are downlink symbols, and the first symbol group corresponds to the second QCL reference, where the first QCL reference and the second QCL reference have a QCL relationship, the terminal device in the first time slot receiving pre-configured downlink transmission on the first symbol group;
  • the terminal device determines that the symbols in the first symbol group are downlink symbols, and the first symbol group belongs to the first COT, and the first COT corresponds to the first QCL reference, the terminal device receives the pre-set symbol on the first symbol group in the first time slot.
  • Configure downlink transmission
  • the terminal device determines that the symbols in the first symbol group are downlink symbols, and the first symbol group belongs to the first COT, and the first COT corresponds to the second QCL reference, where the first QCL reference and the second QCL reference have a QCL relationship, the terminal The device receives a preconfigured downlink transmission on a first symbol group in a first time slot;
  • the terminal device determines that the symbols in the first symbol group are not downlink symbols, or the first symbol group does not correspond to the first QCL reference, or the first symbol group does not belong to the COT, the terminal device uses the first symbol group in the first time slot Uplink does not receive pre-configured downlink transmissions;
  • the terminal device determines that the symbols in the first symbol group are not downlink symbols, or the first symbol group does not correspond to the first QCL reference, or the first symbol group belongs to the first COT and the first COT does not correspond to the first QCL reference, or the first The symbol group does not belong to the COT, and the terminal device cancels receiving the preconfigured downlink transmission on the first symbol group in the first time slot.
  • the first symbol group corresponding to the first QCL reference includes: the terminal device determining that the first symbol group corresponds to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the first symbol group not corresponding to the first QCL reference includes: the terminal device determining that the first symbol group does not correspond to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the first COT corresponding to the first QCL reference includes: the terminal device determining that the first COT corresponds to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the first COT not corresponding to the first QCL reference includes: the terminal device determining that the first COT does not correspond to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the slot structure indication information is carried in the first control information.
  • the first control information includes TCI status indication information and/or SRI indication information, where the TCI status indication information and/or SRI indication information is used to indicate the QCL reference corresponding to the first COT.
  • the QCL reference corresponding to the first COT is the same as the QCL reference corresponding to the control resource set used for the first control information transmission, or the QCL reference corresponding to the first COT is the QCL corresponding to the control resource set used for the first control information transmission References have a QCL relationship.
  • the terminal device is configured to receive a preconfigured downlink transmission on a first symbol group in a first time slot, wherein the preconfigured downlink transmission corresponds to a first QCL reference; the terminal device is provided with first COT information , where the first COT corresponds to the second QCL reference, and the behavior of the terminal device includes at least one of the following situations:
  • the terminal device determines that the symbols in the first symbol group are downlink symbols or flexible symbols, and the first symbol group belongs to the first COT, and the first QCL reference and the second QCL reference have a QCL relationship, the terminal device in the first time slot Receive pre-configured downlink transmission on the first symbol group of ;
  • the terminal device determines that the symbols in the first symbol group are not downlink symbols or flexible symbols, or the first symbol group belongs to the first COT, or the first QCL reference does not have a QCL relationship with the second QCL reference, the terminal device The preconfigured downlink transmission is not received on the first symbol group in .
  • the pre-configured downlink transmission includes at least one of CSI-RS, SPS PDSCH, TRS, PRS, PT-RS, and SPS CSI-RS.
  • FIG. 3 shows a flowchart of a wireless communication method provided by another embodiment of the present application.
  • the method can be applied to the communication system shown in FIG. 1 .
  • the method may include at least one of the following steps (310-320):
  • Step 310 the terminal device is configured to send a first uplink physical channel or signal through a first resource, and the first uplink physical channel or signal corresponds to a first QCL reference.
  • Step 320 the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information and the second uplink physical channel or signal.
  • the terminal device is configured by a higher layer (such as RRC signaling) to send the first uplink physical channel or signal through the first resource.
  • the first uplink physical channel or signal refers to the first uplink physical channel and/or the first uplink reference signal.
  • the first uplink physical channel or signal includes a periodic uplink physical channel and/or a periodic uplink reference signal.
  • the first uplink physical channel includes but is not limited to at least one of the following: a pre-configured grant CG-PUSCH (Physical Uplink Shared Channel, Physical Uplink Shared Channel).
  • the first uplink reference signal includes but is not limited to at least one of the following: SRS (Sounding Reference Signal, sounding reference signal), PT-RS.
  • the above-mentioned SRS is used for channel sounding and/or BM (beam management).
  • the first QCL reference is a QCL reference associated with a first uplink physical channel or signal.
  • the first QCL reference is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the first QCL reference is configured by RRC configuration signaling.
  • the first QCL reference is configured by RRC configuration signaling and activated by MAC CE signaling.
  • the first QCL reference is configured by RRC configuration signaling and indicated by DCI, where the DCI is used to activate the first uplink physical channel or signal.
  • the first QCL reference is RRC configuration signaling configuration, MAC CE signaling activation, and is indicated by DCI, wherein the DCI is used to activate the first uplink physical channel or signal.
  • the first QCL reference corresponds to the first spatial transmit filter.
  • the first uplink physical channel or signal corresponds to the first QCL reference, including: the first uplink physical channel or signal corresponds to the first spatial transmission filter.
  • the second uplink physical channel or signal includes a second uplink physical channel and/or a second uplink reference signal.
  • the second uplink physical channel or signal includes a dynamically scheduled uplink physical channel and/or a dynamically scheduled uplink reference signal.
  • the second uplink physical channel includes but is not limited to at least one of the following: a dynamically scheduled PUSCH (for example, a DCI scheduled PUSCH).
  • the second uplink reference signal includes but is not limited to at least one of the following: a dynamically scheduled SRS (for example, a DCI scheduled SRS).
  • the first resource corresponds to a second QCL reference.
  • the first resource has an association relationship with the second QCL reference.
  • the first resource is a resource in the first COT; wherein, the first COT corresponds to the second QCL reference (or the first COT is a COT corresponding/associated with the second QCL reference), or, the first The resources in the COT are used to transmit physical channels or signals corresponding to the second QCL reference, or the first COT is a COT obtained based on a directional channel access method (such as directional LBT) corresponding to the second QCL reference.
  • the first resource is used to transmit a physical channel or signal corresponding to the second QCL reference.
  • the second QCL reference corresponds to a second spatial transmit filter.
  • the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second uplink physical channel or signal, including: the terminal device transmits the first uplink physical channel or signal according to the second space At least one of the filter, the first control information and the second uplink physical channel or signal determines whether to send the first uplink physical channel or signal.
  • the second QCL reference is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the second QCL reference is configured by RRC configuration signaling.
  • the second QCL reference is configured by RRC configuration signaling and activated by MAC CE signaling.
  • the second QCL reference is configured by RRC configuration signaling and indicated by DCI.
  • the DCI is the first control information; as another example, the DCI is DCI corresponding to DCI format 2_0.
  • the second QCL reference is RRC configuration signaling configuration, MAC CE signaling activation, and is indicated by DCI.
  • the DCI is the first control information; as another example, the DCI is the corresponding DCI format 2_0 DCI.
  • the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information and the second uplink physical channel or signal, including: the terminal device according to the second QCL reference to determine whether to send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information and the second uplink physical channel or signal, including: the terminal device according to the first The control information or the second uplink physical channel or signal determines the second QCL reference; the terminal device determines whether to send the first uplink physical channel or signal according to the second QCL reference.
  • the terminal device determines the second QCL reference according to the first control information or the second uplink physical channel or signal, including at least one of the following situations 1 to 2:
  • Case 1 The first control information corresponds to the second QCL reference.
  • Case 2 the second uplink physical channel or signal corresponds to the second QCL reference.
  • the first control information corresponds to the second QCL reference
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, including the following cases 1-1 to 1-3 at least one of:
  • Case 1-1 the first indication information in the first control information indicates the second QCL reference.
  • the first indication information is TCI status indication information and/or SRI indication information, and the first indication information indicates the second QCL reference.
  • the second indication information in the first control information corresponds to the second QCL reference.
  • the first control information corresponds to DCI format 2_0
  • the second indication information is used to indicate the first COT.
  • the second indication information is the remaining COT length indication information corresponding to the first COT, wherein the first COT corresponds to Second QCL reference.
  • the first COT here corresponds to the second QCL reference, which may be indicated by the above first indication information, that is, DCI format 2_0 includes both the first indication information and the second indication information, or may be determined implicitly, That is, DCI format 2_0 does not include the first indication information.
  • the second QCL reference is the QCL reference corresponding to the control resource set used for the first control information transmission.
  • the control resource set corresponding to the first control information transmission corresponds to the second QCL reference.
  • the set of control resources corresponding to the transmission of the first control information refers to the set of control resources used to transmit the first control information. If the set of control resources corresponds to the second QCL reference, it may also indicate that the first control information corresponds to the second QCL reference.
  • the first control information is not corresponding to/associated with the second uplink physical channel or signal, for example, the first control information is common control information corresponding to DCI format 2_0.
  • the first control information corresponds to/associates with the second uplink physical channel or signal, for example, the first control information is dedicated control information for scheduling transmission of the second uplink physical channel or signal.
  • the second uplink physical channel or signal corresponds to the second QCL reference
  • the second uplink physical channel or signal is associated with the second QCL reference.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second QCL reference, including at least one of the following situations:
  • the terminal device When the second QCL reference has a QCL relationship with the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device When the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the second QCL reference has a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with the same first reference signal as the first QCL reference
  • the second reference signal associated with the second QCL reference has a QCL relationship with the first reference signal associated with the first QCL reference
  • the second QCL reference is associated with the same spatial transmit filter as the first QCL reference
  • the second spatial transmit filter associated with the second QCL reference at least partially overlaps in spatial domain the first spatial transmit filter associated with the first QCL reference.
  • the QCL type corresponding to the second QCL reference and the first QCL reference is QCL-TypeD.
  • the second QCL reference does not have a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with a different reference signal than the first QCL reference
  • the second reference signal associated with the second QCL reference does not have a QCL relationship with the first reference signal associated with the first QCL reference;
  • the second QCL reference is associated with a different spatial transmit filter than the first QCL reference
  • the second spatial transmit filter associated with the second QCL reference does not overlap at all in the spatial domain with the first spatial transmit filter associated with the first QCL reference.
  • the QCL type corresponding to the second QCL reference and the first QCL reference is QCL-TypeD.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second QCL reference, including: when the second QCL reference is associated with the same first reference signal as the first QCL reference, the terminal device sends the first uplink physical channel or signal A physical channel or signal; or, when the second QCL refers to a reference signal associated with a different reference from the first QCL, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second QCL reference, including: when the second reference signal associated with the second QCL reference has a QCL relationship with the first reference signal associated with the first QCL reference When , the terminal device sends the first uplink physical channel or signal; or, when the second reference signal associated with the second QCL reference does not have a QCL relationship with the first reference signal associated with the first QCL reference, the terminal device does not send the first uplink physical channel or signal. physical channel or signal.
  • the foregoing QCL relationship includes QCL-TypeD.
  • the terminal device determines whether to transmit the first uplink physical channel or signal according to the second QCL reference, including: when the second QCL reference is associated with the same spatial transmission filter as the first QCL reference, the terminal device transmits the first uplink physical channel or signal A physical channel or signal; or, when the second QCL reference is associated with a spatial transmission filter different from that of the first QCL reference, the terminal device does not transmit the first uplink physical channel or signal.
  • the terminal device determines whether to transmit the first uplink physical channel or signal according to the second QCL reference, including: when the second spatial transmission filter associated with the second QCL reference is the first spatial transmission filter associated with the first QCL reference
  • the terminal device transmits the first uplink physical channel or signal when the filters at least partially overlap in the air domain; or, when the second spatial transmit filter associated with the second QCL reference is in the air domain with the first spatial transmit filter associated with the first QCL reference When there is no overlap at all, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information and the second uplink physical channel or signal, including: the terminal device according to the first The control information determines whether to send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the first control information, including at least one of the following situations:
  • the terminal device When the terminal device determines according to the first control information that the first resource corresponds to the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource does not correspond to the first QCL reference, the terminal device does not send the first uplink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the first control information, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the first control information, the terminal device sends the first uplink physical channel or signal A physical channel or signal; or, when the terminal device determines according to the first control information that the first resource does not correspond to the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the first control information, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the first control information, the terminal device sends the first uplink physical channel or signal A physical channel or signal; or, when the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device sends the first uplink physical channel or signal or, when the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, reference may be made to the above, and details will not be described here.
  • the first control information corresponds to the first QCL reference, or the terminal device determines according to the first control information that the first resource corresponds to the first QCL reference, including at least one of the following situations 2-1 to 2-3:
  • the first indication information in the first control information indicates the first QCL reference.
  • the first indication information is TCI status indication information and/or SRI indication information, and the first indication information indicates the first QCL reference.
  • the second indication information in the first control information corresponds to the first QCL reference.
  • the first control information corresponds to DCI format 2_0
  • the second indication information is used to indicate the first COT.
  • the second indication information is the remaining COT length indication information corresponding to the first COT, wherein the first COT corresponds to First QCL reference.
  • the first COT here corresponds to the first QCL reference, which may be indicated by the above first indication information, that is, DCI format 2_0 includes both the first indication information and the second indication information, or may be implicitly determined, That is, DCI format 2_0 does not include the first indication information.
  • the first QCL reference is the QCL reference corresponding to the control resource set used for the first control information transmission.
  • the control resource set corresponding to the first control information transmission corresponds to the first QCL reference.
  • the set of control resources corresponding to the transmission of the first control information refers to the set of control resources used to transmit the first control information. If the set of control resources corresponds to the first QCL reference, it may also indicate that the first control information corresponds to the first QCL reference.
  • the terminal device determines whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information and the second uplink physical channel or signal, including: the terminal device according to the second An uplink physical channel or signal is used to determine whether to send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second uplink physical channel or signal, including at least one of the following situations:
  • the terminal device determines according to the second uplink physical channel or signal that the first resource corresponds to the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the second uplink physical channel or signal that the first resource does not correspond to the first QCL reference, the terminal device does not send the first uplink physical channel or signal;
  • the terminal device When the terminal device determines according to the second uplink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the second uplink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second uplink physical channel or signal, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the second uplink physical channel or signal, The terminal device sends the first uplink physical channel or signal; or, when the terminal device determines according to the second uplink physical channel or signal that the first resource does not correspond to the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second uplink physical channel or signal, including: when the terminal device determines that the first resource corresponds to the first QCL reference according to the second uplink physical channel or signal, The terminal device sends the first uplink physical channel or signal; or, when the terminal device determines that the first resource corresponds to the second QCL reference according to the second uplink physical channel or signal, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal The device sends the first uplink physical channel or signal; or, when the terminal device determines that the first resource corresponds to the second QCL reference according to the second uplink physical channel or signal, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal The device does not send the first uplink physical channel or signal.
  • the QCL reference corresponding to the second uplink physical channel or signal is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the QCL reference corresponding to the second uplink physical channel or signal is configured by RRC configuration signaling.
  • the QCL reference corresponding to the second uplink physical channel or signal is configured by RRC configuration signaling and activated by MAC CE signaling.
  • the QCL reference corresponding to the second uplink physical channel or signal is configured by RRC configuration signaling and indicated by DCI, wherein the DCI is used to schedule the second uplink physical channel or signal.
  • the QCL reference corresponding to the second uplink physical channel or signal is configured by RRC configuration signaling, MAC CE signaling is activated, and indicated by DCI, wherein the DCI is used to schedule the second uplink physical channel or signal.
  • the second uplink physical channel or signal has an association relationship with the first uplink physical channel or signal.
  • the second uplink physical channel or signal has an association relationship with the first uplink physical channel or signal, including at least one of the following situations:
  • the second resource corresponding to the second uplink physical channel or signal is continuous in the time domain with the first resource corresponding to the first uplink physical channel or signal;
  • the second resource corresponding to the second uplink physical channel or signal is located in the same time unit as the first resource corresponding to the first uplink physical channel or signal;
  • the second resource corresponding to the second uplink physical channel or signal and the first resource corresponding to the first uplink physical channel or signal partially or fully overlap in time domain.
  • the foregoing time unit includes a time slot, or a plurality of time slots, or a time slot determined by a reference subcarrier interval (for example, 120 kHz), or a subframe.
  • a reference subcarrier interval for example, 120 kHz
  • the QCL type corresponding to the above QCL reference includes: QCL-TypeD.
  • QCL-TypeD can also be considered as a spatial transmit filter.
  • the second reference signal associated with the second QCL reference has a QCL-TypeD relationship with the first reference signal associated with the first QCL reference, it means that the second QCL reference is associated with the same spatial transmission filter as the first QCL reference, Or, the second QCL reference is associated with the same beam direction as the first QCL reference; or, when the second reference signal associated with the second QCL reference does not have a QCL-TypeD relationship with the first reference signal associated with the first QCL reference, It is illustrated that the second QCL reference is associated with a different spatial transmit filter from the first QCL reference, or the second QCL reference is associated with a different beam direction from the first QCL reference.
  • the QCL type corresponding to the aforementioned QCL reference includes at least one of the following: QCL-TypeA, QCL-TypeB, and QCL-TypeC.
  • the terminal device determines whether to send the first uplink symbol according to at least one of the second QCL reference, the first control information and the second uplink physical channel or signal A physical channel or signal; or, when at least one symbol in the first resource is a downlink symbol, the terminal device does not send the first uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal.
  • the symbols in the first resource are not downlink symbols, including: the symbols in the first resource are uplink symbols and/or flexible symbols.
  • the terminal device not sending the first uplink physical channel or signal may be: the terminal device cancels sending the first uplink physical channel or signal.
  • this application proposes that according to the QCL reference corresponding to the first COT (that is, the second QCL reference) and the periodic physical Whether the QCL reference corresponding to the channel or reference signal (that is, the first QCL reference) has a QCL relationship is used to determine whether to transmit the periodic physical channel or reference signal, which can ensure the fairness of resource usage on the unlicensed spectrum.
  • the terminal device is configured to send a preconfigured uplink transmission on a first symbol group in a first time slot, where the preconfigured uplink transmission corresponds to a first QCL reference; the behavior of the terminal device includes the following situations at least one of:
  • the terminal device determines that the symbols in the first symbol group are uplink symbols, and the first symbol group corresponds to the first QCL reference, the terminal device sends preconfigured uplink transmission on the first symbol group in the first time slot;
  • the terminal device determines that the symbols in the first symbol group are uplink symbols, and the first symbol group corresponds to the second QCL reference, where the first QCL reference and the second QCL reference have a QCL relationship, the terminal device in the first time slot sending pre-configured uplink transmission on the first symbol group;
  • the terminal device determines that the symbols in the first symbol group are uplink symbols, and the first symbol group belongs to the first COT, and the first COT corresponds to the first QCL reference, the terminal device sends the preliminary symbol on the first symbol group in the first time slot.
  • Configure uplink transmission
  • the terminal device determines that the symbols in the first symbol group are uplink symbols, and the first symbol group belongs to the first COT, and the first COT corresponds to the second QCL reference, where the first QCL reference and the second QCL reference have a QCL relationship, the terminal The device sends a preconfigured uplink transmission on a first symbol group in a first time slot;
  • the terminal device determines that the symbols in the first symbol group are not uplink symbols, or the first symbol group does not correspond to the first QCL reference, or the first symbol group does not belong to the COT, the first symbol group of the terminal device in the first time slot does not send pre-configured uplink transmissions;
  • the terminal device determines that the symbols in the first symbol group are not uplink symbols, or the first symbol group does not correspond to the first QCL reference, or the first symbol group belongs to the first COT and the first COT does not correspond to the first QCL reference, or the first The symbol group does not belong to the COT, and the terminal device cancels sending the preconfigured uplink transmission on the first symbol group in the first time slot.
  • the first symbol group corresponding to the first QCL reference includes: the terminal device determining that the first symbol group corresponds to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the first symbol group not corresponding to the first QCL reference includes: the terminal device determining that the first symbol group does not correspond to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the first COT corresponding to the first QCL reference includes: the terminal device determining that the first COT corresponds to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the first COT not corresponding to the first QCL reference includes: the terminal device determining that the first COT does not correspond to the first QCL reference according to the time slot structure indication information sent by the network device.
  • the slot structure indication information is carried in the first control information.
  • the first control information includes TCI status indication information and/or SRI indication information, where the TCI status indication information and/or SRI indication information is used to indicate the QCL reference corresponding to the first COT.
  • the QCL reference corresponding to the first COT is the same as the QCL reference corresponding to the control resource set used for the first control information transmission, or the QCL reference corresponding to the first COT is the QCL corresponding to the control resource set used for the first control information transmission References have a QCL relationship.
  • the terminal device is configured to send a preconfigured uplink transmission on a first symbol group in a first time slot, wherein the preconfigured uplink transmission corresponds to a first QCL reference; the terminal device is provided with first COT information , where the first COT corresponds to the second QCL reference, and the behavior of the terminal device includes at least one of the following situations:
  • the terminal device determines that the symbols in the first symbol group are uplink symbols or flexible symbols, and the first symbol group belongs to the first COT, and the first QCL reference and the second QCL reference have a QCL relationship, the terminal device in the first time slot Send pre-configured uplink transmission on the first symbol group of ;
  • the terminal device determines that the symbols in the first symbol group are not uplink symbols or flexible symbols, or the first symbol group belongs to the first COT, or the first QCL reference does not have a QCL relationship with the second QCL reference, the terminal device No preconfigured uplink transmission is sent on the first symbol group in .
  • the pre-configured uplink transmission includes at least one of SRS, CG-PUSCH, and PT-RS.
  • FIG. 4 shows a block diagram of a wireless communication device provided by an embodiment of the present application.
  • the apparatus has the function of implementing the above example method on the terminal device side, and the function may be implemented by hardware, or may be implemented by executing corresponding software on the hardware.
  • the apparatus may be the terminal device described above, or may be set in the terminal device.
  • the apparatus 400 may include: a receiving module 410 and a processing module 420 .
  • the receiving module 410 is configured to receive a first downlink physical channel or signal through a first resource, and the first downlink physical channel or signal corresponds to a first QCL reference.
  • the processing module 420 is configured to determine whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second downlink physical channel or signal.
  • the first resource corresponds to the second QCL reference.
  • the first resource corresponds to the second QCL reference, including:
  • the first resource is a resource in the first channel occupancy time COT, wherein the first COT corresponds to the second QCL reference, or the resources in the first COT are used to transmit the resources corresponding to the second QCL
  • the reference physical channel or signal, or, the first COT is a COT obtained based on the second QCL reference corresponding directional channel access method;
  • the first resource is used to transmit a physical channel or signal corresponding to the second QCL reference.
  • the second QCL reference is determined according to at least one of radio resource control RRC configuration signaling, media access layer control element MAC CE signaling and downlink control information DCI.
  • the processing module 420 is configured to determine whether to receive the first downlink physical channel or signal according to the second QCL reference.
  • the processing module 420 is configured to determine the second QCL reference according to the first control information or the second downlink physical channel or signal; according to the second QCL reference, determine whether to receive The first downlink physical channel or signal.
  • the terminal device determines the second QCL reference according to the first control information or the second downlink physical channel or signal, including at least one of the following situations:
  • the first control information corresponds to the second QCL reference
  • the second downlink physical channel or signal corresponds to the second QCL reference.
  • the first control information corresponds to the second QCL reference, and includes at least one of the following situations:
  • the first indication information in the first control information indicates the second QCL reference
  • the second indication information in the first control information corresponds to the second QCL reference
  • the control resource set corresponding to the first control information transmission corresponds to the second QCL reference.
  • the first control information is common control information corresponding to DCI format 2_0; or, the first control information is dedicated control information for scheduling transmission of the second downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second QCL reference, including at least one of the following situations:
  • the terminal device When the second QCL reference has a QCL relationship with the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device When the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not receive the first downlink physical channel or signal.
  • the processing module 420 is configured to determine whether to receive the first downlink physical channel or signal according to the first control information.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the first control information, including at least one of the following situations:
  • the terminal device When the terminal device determines according to the first control information that the first resource corresponds to the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource does not correspond to the first QCL reference, the terminal device does not receive the first downlink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device receives The first downlink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device The first downlink physical channel or signal is not received.
  • the first control information includes at least one of the following situations:
  • the first indication information in the first control information indicates the first QCL reference
  • the second indication information in the first control information corresponds to the first QCL reference
  • the control resource set corresponding to the first control information transmission corresponds to the first QCL reference
  • the first indication information in the first control information indicates the second QCL reference
  • the second indication information in the first control information corresponds to the second QCL reference
  • the control resource set corresponding to the first control information transmission corresponds to the second QCL reference.
  • the processing module 420 is configured to determine whether to receive the first downlink physical channel or signal according to the second downlink physical channel or signal.
  • the terminal device determines whether to receive the first downlink physical channel or signal according to the second downlink physical channel or signal, including at least one of the following situations:
  • the terminal device When the terminal device determines according to the second downlink physical channel or signal that the first resource corresponds to the first QCL reference, the terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the second downlink physical channel or signal that the first resource does not correspond to the first QCL reference, the terminal device does not receive the first downlink physical channel or signal;
  • the terminal device determines according to the second downlink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the The terminal device receives the first downlink physical channel or signal;
  • the terminal device determines according to the second downlink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the The terminal device does not receive the first downlink physical channel or signal.
  • the QCL reference corresponding to the second downlink physical channel or signal is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the second downlink physical channel or signal has an association relationship with the first downlink physical channel or signal.
  • the second downlink physical channel or signal has an association relationship with the first downlink physical channel or signal, including at least one of the following situations:
  • the second resource corresponding to the second downlink physical channel or signal is continuous in time domain with the first resource corresponding to the first downlink physical channel or signal;
  • the second resource corresponding to the second downlink physical channel or signal is located in the same time unit as the first resource corresponding to the first downlink physical channel or signal;
  • the second resource corresponding to the second downlink physical channel or signal and the first resource corresponding to the first downlink physical channel or signal partially or completely overlap in time domain.
  • the second QCL reference has a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with the same first reference signal as the first QCL reference
  • a second reference signal associated with the second QCL reference has a QCL relationship with a first reference signal associated with the first QCL reference
  • the second QCL reference is associated with the same spatial receive filter as the first QCL reference
  • a second spatial receive filter associated with the second QCL reference at least partially overlaps in a spatial domain with a first spatial receive filter associated with the first QCL reference.
  • the second QCL reference does not have a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with a different reference signal than the first QCL reference
  • the second reference signal associated with the second QCL reference does not have a QCL relationship with the first reference signal associated with the first QCL reference;
  • the second QCL reference is associated with a different spatial receive filter than the first QCL reference
  • the second spatial reception filter associated with the second QCL reference does not overlap at all in the spatial domain with the first spatial reception filter associated with the first QCL reference.
  • the first downlink physical channel or signal includes at least one of the following: periodic CSI-RS, semi-persistent scheduling SPS PDSCH, tracking reference signal TRS, positioning reference signal PRS, phase tracking reference signal PT -RS.
  • the second downlink physical channel or signal includes at least one of the following: a dynamically scheduled CSI-RS, and a dynamically scheduled PDSCH.
  • the QCL type corresponding to the QCL reference includes: QCL-TypeD.
  • the QCL type corresponding to the QCL reference includes at least one of the following: QCL-TypeA, QCL-TypeB, and QCL-TypeC.
  • processing module 420 is further configured to:
  • the first control information and the second downlink physical channel or signal determine whether to receive the first downlink physical channel or Signal;
  • the first downlink physical channel or signal is not received.
  • FIG. 5 shows a block diagram of a wireless communication device provided by another embodiment of the present application.
  • the apparatus has the function of implementing the above example method on the terminal device side, and the function may be implemented by hardware, or may be implemented by executing corresponding software on the hardware.
  • the apparatus may be the terminal device described above, or may be set in the terminal device.
  • the apparatus 500 may include: a sending module 510 and a processing module 520 .
  • a sending module 510 configured to send a first uplink physical channel or signal through a first resource, where the first uplink physical channel or signal corresponds to a first QCL reference;
  • the processing module 520 is configured to determine whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second uplink physical channel or signal.
  • the first resource corresponds to the second QCL reference.
  • the first resource corresponds to the second QCL reference, including:
  • the first resource is a resource in the first channel occupancy time COT, wherein the first COT corresponds to the second QCL reference, or the resources in the first COT are used to transmit the resources corresponding to the second QCL
  • the reference physical channel or signal, or, the first COT is a COT obtained based on the second QCL reference corresponding directional channel access method;
  • the first resource is used to transmit a physical channel or signal corresponding to the second QCL reference.
  • the second QCL reference is determined according to at least one of radio resource control RRC configuration signaling, media access layer control element MAC CE signaling, and downlink control information DCI.
  • the processing module 520 is configured to determine whether to send the first uplink physical channel or signal according to the second QCL reference.
  • the processing module 520 is configured to determine the second QCL reference according to the first control information or the second uplink physical channel or signal; determine whether to send The first uplink physical channel or signal.
  • the terminal device determines the second QCL reference according to the first control information or the second uplink physical channel or signal, including at least one of the following situations:
  • the first control information corresponds to the second QCL reference
  • the second uplink physical channel or signal corresponds to the second QCL reference.
  • the first control information corresponds to the second QCL reference, and includes at least one of the following situations:
  • the first indication information in the first control information indicates the second QCL reference
  • the second indication information in the first control information corresponds to the second QCL reference
  • the control resource set corresponding to the first control information transmission corresponds to the second QCL reference.
  • the first control information is public control information corresponding to DCI format 2_0; or,
  • the first control information is dedicated control information for scheduling transmission of the second uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second QCL reference, including at least one of the following situations:
  • the terminal device When the second QCL reference has a QCL relationship with the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device When the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device does not send the first uplink physical channel or signal.
  • the processing module 520 is configured to determine whether to send the first uplink physical channel or signal according to the first control information.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the first control information, including at least one of the following situations:
  • the terminal device When the terminal device determines according to the first control information that the first resource corresponds to the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource does not correspond to the first QCL reference, the terminal device does not send the first uplink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the terminal device sends The first uplink physical channel or signal;
  • the terminal device determines according to the first control information that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the terminal device The first uplink physical channel or signal is not sent.
  • the first control information includes at least one of the following situations:
  • the first indication information in the first control information indicates the first QCL reference
  • the second indication information in the first control information corresponds to the first QCL reference
  • the control resource set corresponding to the first control information transmission corresponds to the first QCL reference
  • the first indication information in the first control information indicates the second QCL reference
  • the second indication information in the first control information corresponds to the second QCL reference
  • the control resource set corresponding to the first control information transmission corresponds to the second QCL reference.
  • the processing module 520 is configured to determine whether to send the first uplink physical channel or signal according to the second uplink physical channel or signal.
  • the terminal device determines whether to send the first uplink physical channel or signal according to the second uplink physical channel or signal, including at least one of the following situations:
  • the terminal device determines according to the second uplink physical channel or signal that the first resource corresponds to the first QCL reference, the terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the second uplink physical channel or signal that the first resource does not correspond to the first QCL reference, the terminal device does not send the first uplink physical channel or signal;
  • the terminal device determines according to the second uplink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference has a QCL relationship with the first QCL reference, the The terminal device sends the first uplink physical channel or signal;
  • the terminal device determines according to the second uplink physical channel or signal that the first resource corresponds to the second QCL reference, and the second QCL reference does not have a QCL relationship with the first QCL reference, the The terminal device does not send the first uplink physical channel or signal.
  • the QCL reference corresponding to the second uplink physical channel or signal is determined according to at least one of RRC configuration signaling, MAC CE signaling and DCI.
  • the second uplink physical channel or signal has an association relationship with the first uplink physical channel or signal.
  • the second uplink physical channel or signal has an association relationship with the first uplink physical channel or signal, including at least one of the following situations:
  • the second resource corresponding to the second uplink physical channel or signal is continuous in time domain with the first resource corresponding to the first uplink physical channel or signal;
  • the second resource corresponding to the second uplink physical channel or signal is located in the same time unit as the first resource corresponding to the first uplink physical channel or signal;
  • the second resource corresponding to the second uplink physical channel or signal and the first resource corresponding to the first uplink physical channel or signal partially or fully overlap in time domain.
  • the second QCL reference has a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with the same first reference signal as the first QCL reference
  • a second reference signal associated with the second QCL reference has a QCL relationship with a first reference signal associated with the first QCL reference
  • the second QCL reference is associated with the same spatial transmit filter as the first QCL reference
  • a second spatial transmit filter associated with the second QCL reference at least partially overlaps in a spatial domain with a first spatial transmit filter associated with the first QCL reference.
  • the second QCL reference does not have a QCL relationship with the first QCL reference, including at least one of the following:
  • the second QCL reference is associated with a different reference signal than the first QCL reference
  • the second reference signal associated with the second QCL reference does not have a QCL relationship with the first reference signal associated with the first QCL reference;
  • the second QCL reference is associated with a different spatial transmit filter than the first QCL reference
  • the second spatial transmit filter associated with the second QCL reference does not overlap at all in the spatial domain with the first spatial transmit filter associated with the first QCL reference.
  • the first uplink physical channel or signal includes at least one of the following: Sounding Reference Signal SRS, Preconfigured Grant CG-PUSCH, Phase Tracking Reference Signal PT-RS.
  • the second uplink physical channel or signal includes at least one of the following: dynamically scheduled SRS and dynamically scheduled PUSCH.
  • the QCL type corresponding to the QCL reference includes: QCL-TypeD.
  • the QCL type corresponding to the QCL reference includes at least one of the following: QCL-TypeA, QCL-TypeB, and QCL-TypeC.
  • processing module 520 is further configured to:
  • the symbol in the first resource is an uplink symbol, determine whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second uplink physical channel or signal ;
  • the first uplink physical channel or signal is not sent.
  • the device provided by the above embodiment realizes its functions, it only uses the division of the above-mentioned functional modules as an example for illustration. In practical applications, the above-mentioned function allocation can be completed by different functional modules according to actual needs. That is, the content structure of the device is divided into different functional modules to complete all or part of the functions described above.
  • FIG. 6 shows a schematic structural diagram of a terminal device 600 provided by an embodiment of the present application.
  • the terminal device 600 may be configured to perform the method steps performed by the terminal device in the foregoing embodiments.
  • the terminal device 600 may include: a processor 601 , a transceiver 602 and a memory 603 .
  • the processor 601 includes one or more processing cores, and the processor 601 executes various functional applications and information processing by running software programs and modules.
  • the transceiver 602 may include a receiver and a transmitter.
  • the receiver and the transmitter may be implemented as the same wireless communication component, and the wireless communication component may include a wireless communication chip and a radio frequency antenna.
  • the memory 603 may be connected to the processor 601 and the transceiver 602 .
  • the memory 603 may be used to store a computer program executed by the processor, and the processor 601 is used to execute the computer program, so as to implement various steps performed by the terminal device in the foregoing method embodiments.
  • the memory 603 can be realized by any type of volatile or non-volatile storage device or their combination.
  • the volatile or non-volatile storage device includes but not limited to: magnetic disk or optical disk, electrically erasable and programmable Read Only Memory, Erasable Programmable Read Only Memory, Static Anytime Access Memory, Read Only Memory, Magnetic Memory, Flash Memory, Programmable Read Only Memory.
  • the transceiver 602 is configured to receive a first downlink physical channel or signal through a first resource, and the first downlink physical channel or signal corresponds to a first QCL reference;
  • the processor 601 is configured to determine whether to receive the first downlink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second downlink physical channel or signal.
  • the transceiver 602 is configured to send a first uplink physical channel or signal through a first resource, and the first uplink physical channel or signal corresponds to a first QCL reference;
  • the processor 601 is configured to determine whether to send the first uplink physical channel or signal according to at least one of the second QCL reference, the first control information, and the second uplink physical channel or signal.
  • An embodiment of the present application also provides a computer-readable storage medium, where a computer program is stored in the storage medium, and the computer program is used to be executed by a processor of a terminal device, so as to implement the above wireless communication method.
  • the computer-readable storage medium may include: ROM (Read-Only Memory, read-only memory), RAM (Random-Access Memory, random access memory), SSD (Solid State Drives, solid state drive) or an optical disc, etc.
  • the random access memory may include ReRAM (Resistance Random Access Memory, resistive random access memory) and DRAM (Dynamic Random Access Memory, dynamic random access memory).
  • An embodiment of the present application also provides a chip, the chip includes a programmable logic circuit and/or program instructions, and when the chip runs on a terminal device, it is used to implement the above wireless communication method.
  • the embodiment of the present application also provides a computer program product or computer program, the computer program product or computer program includes computer instructions, the computer instructions are stored in a computer-readable storage medium, and the processor of the terminal device reads from the computer The readable storage medium reads and executes the computer instructions to implement the above wireless communication method.
  • the numbering of the steps described herein only exemplarily shows a possible sequence of execution among the steps.
  • the above-mentioned steps may not be executed according to the order of the numbers, such as two different numbers
  • the steps are executed at the same time, or two steps with different numbers are executed in the reverse order as shown in the illustration, which is not limited in this embodiment of the present application.
  • the functions described in the embodiments of the present application may be implemented by hardware, software, firmware or any combination thereof.
  • the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium.
  • Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another.
  • a storage media may be any available media that can be accessed by a general purpose or special purpose computer.

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

Abstract

La présente demande, qui relève du domaine technique des communications, divulgue un procédé et un appareil de communication sans fil, un dispositif, un support de stockage et un produit-programme. Le procédé comprend les étapes suivantes : un dispositif terminal est configuré pour recevoir un premier canal ou signal physique de liaison descendante au moyen d'une première ressource, le premier canal ou signal physique de liaison descendante correspondant à une première référence de quasi-colocation (210) ; et le dispositif terminal détermine, selon une seconde référence de quasi-colocation et/ou des premières informations de commande et/ou un second canal ou signal physique de liaison descendante, s'il faut recevoir le premier canal ou signal physique de liaison descendante (220). La présente demande peut assurer l'utilisation équitable de ressources dans un spectre sans licence.
PCT/CN2022/071143 2022-01-10 2022-01-10 Procédé et appareil de communication sans fil, dispositif, support de stockage et produit-programme WO2023130480A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/071143 WO2023130480A1 (fr) 2022-01-10 2022-01-10 Procédé et appareil de communication sans fil, dispositif, support de stockage et produit-programme

Applications Claiming Priority (1)

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PCT/CN2022/071143 WO2023130480A1 (fr) 2022-01-10 2022-01-10 Procédé et appareil de communication sans fil, dispositif, support de stockage et produit-programme

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110830222A (zh) * 2018-08-08 2020-02-21 宏碁股份有限公司 下行链路接收方法和使用所述方法的用户设备
CN111316739A (zh) * 2017-11-08 2020-06-19 三星电子株式会社 用于未许可频谱中的波束管理的方法和装置
WO2021164035A1 (fr) * 2020-02-21 2021-08-26 华为技术有限公司 Procédé et appareil de transmission de signal
CN113541889A (zh) * 2020-04-14 2021-10-22 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111316739A (zh) * 2017-11-08 2020-06-19 三星电子株式会社 用于未许可频谱中的波束管理的方法和装置
CN110830222A (zh) * 2018-08-08 2020-02-21 宏碁股份有限公司 下行链路接收方法和使用所述方法的用户设备
WO2021164035A1 (fr) * 2020-02-21 2021-08-26 华为技术有限公司 Procédé et appareil de transmission de signal
CN113541889A (zh) * 2020-04-14 2021-10-22 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NOKIA, NOKIA SHANGHAI BELL: "Beam Management Aspects", 3GPP TSG RAN WG1 #107-E R1-2111198, 5 November 2021 (2021-11-05), XP052074167 *

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