WO2022237637A1 - 一种信息处理方法、装置、终端及网络设备 - Google Patents
一种信息处理方法、装置、终端及网络设备 Download PDFInfo
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- WO2022237637A1 WO2022237637A1 PCT/CN2022/091145 CN2022091145W WO2022237637A1 WO 2022237637 A1 WO2022237637 A1 WO 2022237637A1 CN 2022091145 W CN2022091145 W CN 2022091145W WO 2022237637 A1 WO2022237637 A1 WO 2022237637A1
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- 238000003672 processing method Methods 0.000 title claims abstract description 52
- 230000011664 signaling Effects 0.000 claims abstract description 272
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- 238000004590 computer program Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 description 41
- 238000010586 diagram Methods 0.000 description 14
- 238000005516 engineering process Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
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- 230000007774 longterm Effects 0.000 description 5
- 238000007726 management method Methods 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
- H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
Definitions
- the present disclosure relates to the field of communication technologies, and in particular, to an information processing method, device, terminal and network equipment.
- different channels use different beam indication signaling, and each channel performs beam indication independently. Such different channels may use respective different beam transmissions.
- An important scenario in practical applications is that multiple channels use the same beam direction.
- the uplink channel and downlink channel will also use the same beam direction.
- the current independent beam indication method increases system complexity and signaling indication overhead.
- the purpose of the present disclosure is to provide an information processing method, device, terminal and network equipment, so as to solve the problem of increasing system complexity and signaling indication overhead for information processing schemes related to beam indication in the related art.
- an embodiment of the present disclosure provides an information processing method applied to a terminal, including:
- the beam indication signaling and the beam configuration information transmit and receive the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the sending and receiving of a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information includes:
- the target beam is used to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a beam other than the first working mode model.
- the number of beam identifiers is predefined or indicated by the network device.
- the TCI status group corresponds to at least one beam identifier; and/or,
- the TCI state group includes at least one TCI state or TCI state combination.
- the at least one beam identifier is updated according to the update instruction sent by the network device.
- the beam indication signaling when the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes:
- the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identifier, and the second-level The DCI is used to indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the method before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, the method further includes:
- An embodiment of the present disclosure also provides an information processing method applied to a network device, including:
- the beam indication signaling and the beam configuration information transmit and receive the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the sending and receiving of the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the target beam is used to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a beam other than the first working mode model.
- the number of beam identifiers is predefined or indicated by the network device.
- the TCI status group corresponds to at least one beam identifier; and/or,
- the TCI state group includes at least one TCI state or TCI state combination.
- the beam indication signaling when the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes:
- the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identifier, and the second-level The DCI is used to indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the method before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, the method further includes:
- An embodiment of the present disclosure also provides a terminal, including a memory, a transceiver, and a processor:
- the memory is used to store computer programs; the transceiver is used to send and receive data under the control of the processor; the processor is used to read the computer programs in the memory and perform the following operations:
- the beam indication signaling and the beam configuration information transmit and receive the channel corresponding to the target beam and/or the reference signal through the transceiver;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the sending and receiving of a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information includes:
- the target beam is used to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a beam other than the first working mode model.
- the number of beam identifiers is predefined or indicated by the network device.
- the TCI status group corresponds to at least one beam identifier; and/or,
- the TCI state group includes at least one TCI state or TCI state combination.
- the operations also include:
- the at least one beam identifier is updated according to the update instruction sent by the network device.
- the beam indication signaling when the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes:
- the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identifier, and the second-level The DCI is used to indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the operations also include:
- the beam configuration information sent by the network device is received by the transceiver.
- An embodiment of the present disclosure also provides a network device, including a memory, a transceiver, and a processor:
- the memory is used to store computer programs; the transceiver is used to send and receive data under the control of the processor; the processor is used to read the computer programs in the memory and perform the following operations:
- the beam indication signaling and the beam configuration information transmit and receive the channel corresponding to the target beam and/or the reference signal through the transceiver;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the sending and receiving of a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information includes:
- the target beam is used to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a beam other than the first working mode model.
- the number of beam identifiers is predefined or indicated by the network device.
- the TCI status group corresponds to at least one beam identifier; and/or,
- the TCI state group includes at least one TCI state or TCI state combination.
- the operations also include:
- the beam indication signaling when the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes:
- the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identifier, and the second-level The DCI is used to indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the operations also include:
- the beam configuration information is determined and sent to the terminal through the transceiver.
- An embodiment of the present disclosure also provides an information processing device applied to a terminal, including:
- the first receiving unit is configured to receive beam indication signaling sent by the network device
- the first transceiving unit is configured to transmit and receive a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the sending and receiving of a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information includes:
- the target beam is used to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a beam other than the first working mode model.
- the number of beam identifiers is predefined or indicated by the network device.
- the TCI status group corresponds to at least one beam identifier; and/or,
- the TCI state group includes at least one TCI state or TCI state combination.
- a first updating unit configured to update the at least one beam identifier according to the update instruction sent by the network device.
- the beam indication signaling when the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes:
- the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identifier, and the second-level The DCI is used to indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the second receiving unit is configured to receive the beam configuration information sent by the network device before sending and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information.
- An embodiment of the present disclosure also provides an information processing device applied to network equipment, including:
- the first processing unit is configured to determine the beam indication signaling and send it to the terminal;
- the second transceiving unit is configured to transmit and receive the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the sending and receiving of a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information includes:
- the target beam is used to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information includes:
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a beam other than the first working mode model.
- the number of beam identifiers is predefined or indicated by the network device.
- the TCI status group corresponds to at least one beam identifier; and/or,
- the TCI state group includes at least one TCI state or TCI state combination.
- a second processing unit configured to determine an update indication and send it to the terminal
- a second updating unit configured to update the at least one beam identifier according to the update instruction.
- the beam indication signaling when the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes:
- the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identifier, and the second-level The DCI is used to indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the third processing unit is configured to determine the beam configuration information and send it to the terminal before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information.
- An embodiment of the present disclosure further provides a processor-readable storage medium, where the processor-readable storage medium stores a computer program, and the computer program is used to enable the processor to execute the above information processing method on the terminal side; or ,
- the processor-readable storage medium stores a computer program, and the computer program is used to cause the processor to execute the information processing method on the network device side.
- the information processing method receives the beam indication signaling sent by the network device; according to the beam indication signaling and beam configuration information, transmits and receives the channel corresponding to the target beam and/or the reference signal;
- the The beam indication signaling includes: at least one activated transmission configuration indicating a TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the realization of an associated beam parameter indication target Beams can be used to indicate the corresponding target beams for the channels and/or reference signals corresponding to the associated beam parameters, instead of independently performing beam indications for each channel; thus saving beam indication signaling overhead and reducing system complexity , and at the same time ensure a certain degree of beam flexibility; well solve the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- FIG. 1 is a schematic diagram of a wireless communication system architecture according to an embodiment of the present disclosure
- FIG. 2 is a first schematic flow diagram of an information processing method according to an embodiment of the present disclosure
- FIG. 3 is a second schematic flow diagram of an information processing method according to an embodiment of the present disclosure.
- FIG. 4 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
- FIG. 5 is a schematic structural diagram of a network device according to an embodiment of the present disclosure.
- FIG. 6 is a first structural schematic diagram of an information processing device according to an embodiment of the present disclosure.
- FIG. 7 is a second structural schematic diagram of an information processing device according to an embodiment of the present disclosure.
- the technical solution provided by the embodiments of the present disclosure may be applicable to various systems, especially a fifth-generation mobile communication (5th-Generation, 5G) system.
- the applicable system may be a global system of mobile communication (GSM) system, a code division multiple access (CDMA) system, a wideband code division multiple access (WCDMA) general packet Wireless business (general packet radio service, GPRS) system, long term evolution (long term evolution, LTE) system, LTE frequency division duplex (frequency division duplex, FDD) system, LTE time division duplex (time division duplex, TDD) system, Long term evolution advanced (LTE-A) system, universal mobile telecommunications system (UMTS), worldwide interoperability for microwave access (WiMAX) system, 5G new air interface (New Radio, NR) system, etc.
- GSM global system of mobile communication
- CDMA code division multiple access
- WCDMA wideband code division multiple access
- GPRS general packet Wireless business
- long term evolution long term evolution
- LTE long term evolution
- Fig. 1 shows a block diagram of a wireless communication system to which embodiments of the present disclosure are applicable.
- a wireless communication system includes terminals and network equipment.
- the terminal involved in the embodiments of the present disclosure may be a device that provides voice and/or data connectivity to a user, a handheld device with a wireless connection function, or other processing devices connected to a wireless modem.
- the name of the terminal may be different.
- the terminal may be called a user equipment (User Equipment, UE).
- UE User Equipment
- the wireless terminal can communicate with one or more core networks (Core Network, CN) via the radio access network (Radio Access Network, RAN), and the wireless terminal can be a mobile terminal, such as a mobile phone (or called a "cellular" phone) And computers with mobile terminals, such as portable, pocket, hand-held, built-in computer or vehicle-mounted mobile devices, which exchange speech and/or data with the radio access network.
- CN Core Network
- RAN Radio Access Network
- RAN Radio Access Network
- a wireless terminal may also be called a system, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, an access point, Remote terminal equipment (remote terminal), access terminal equipment (access terminal), user terminal equipment (user terminal), user agent (user agent), and user device (user device) are not limited in the embodiments of the present disclosure.
- the network device involved in the embodiments of the present disclosure may be a base station, and the base station may include multiple cells that provide services for terminals.
- the base station can also be called an access point, or it can be a device in the access network that communicates with wireless terminals through one or more sectors on the air interface, or by other names.
- Network equipment may be used to interchange received over-the-air frames with Internet Protocol (IP) packets and act as a router between the wireless terminal and the rest of the access network, which may include Internet Protocol (IP) packets. (IP) communication network.
- IP Internet Protocol
- Network devices may also coordinate attribute management for the air interface.
- the network equipment involved in the embodiments of the present disclosure may be a network equipment (Base Transceiver Station, BTS) in Global System for Mobile communications (GSM) or Code Division Multiple Access (Code Division Multiple Access, CDMA) ), it can also be a network device (NodeB) in Wide-band Code Division Multiple Access (WCDMA), or it can be an evolved network device in a long-term evolution (long term evolution, LTE) system (evolutional Node B, eNB or e-NodeB), 5G base station (gNB) in the 5G network architecture (next generation system), can also be a home evolved base station (Home evolved Node B, HeNB), relay node (relay node) , a home base station (femto), a pico base station (pico), etc., are not limited in this embodiment of the present disclosure.
- a network device may include a centralized unit (centralized unit, CU) node and a distributed unit (distributed unit, DU) node
- MIMO transmission can be Single User MIMO (Single User MIMO, SU-MIMO) or Multi-User MIMO ( Multiple User MIMO, MU-MIMO).
- MIMO transmission can be two-dimensional MIMO (2Dimension MIMO, 2D-MIMO), three-dimensional MIMO (3Dimension MIMO, 3D-MIMO), full-dimensional MIMO (Full Dimension MIMO, FD-MIMO) or large Scale MIMO (massive-MIMO) can also be diversity transmission, precoding transmission or beamforming transmission, etc.
- downlink channels include Physical Downlink Data Channel (PDSCH) and Physical Downlink Control Channel (PDCCH), and uplink channels include Physical Uplink Data Channel (PUSCH) and Physical Uplink Control Channel (PUCCH).
- PDSCH Physical Downlink Data Channel
- PUSCH Physical Uplink Data Channel
- PUCCH Physical Uplink Control Channel
- CSI-RS Channel State Information Reference Signal
- SRS Channel Sounding Reference Signal
- the base station After determining the beam direction of different channels, it is necessary to use signaling to indicate the beam during channel transmission, that is, beam indication.
- the base station semi-statically configures multiple beam directions for the terminal through the high-level signaling SpatialRelationInfo, and through the Media Access Control Control Element (Media Access Control Control Element, MAC -CE) indicates to activate one of them.
- the uplink beam selected by the base station is indirectly indicated by the SpatialRelationInfo of the SRS resource indicated by the SRS resource indicator (SRI) field in the dynamic signaling downlink control information (Downlink Control Information, DCI).
- SRI SRS resource indicator
- the base station For the PDCCH channel, the base station configures multiple Transmission Configuration Indicator (TCI) states (states) for each control resource set (Control Resource Set, CORESET) through high-level signaling, and activates one of them through MAC-CE instructions .
- TCI Transmission Configuration Indicator
- the base station For the PDSCH channel, the base station indicates a TCI state through the TCI field in the DCI signaling, indicating the beam direction of the channel.
- the embodiments of the present disclosure provide an information processing method, device, terminal, and network equipment to solve the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the method, device, terminal and network equipment are conceived based on the same application. Since the principles of solving problems of the method, device, terminal and network equipment are similar, the implementation of the method, device, terminal and network equipment can be referred to each other. No longer.
- the information processing method provided by the embodiment of the present disclosure is applied to a terminal, as shown in FIG. 2 , including:
- Step 21 Receive the beam indication signaling sent by the network device.
- a network device may be a base station.
- Step 22 According to the beam indication signaling and the beam configuration information, transmit and receive the channel corresponding to the target beam and/or the reference signal; wherein, the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal. Specifically, it may be: determine the beam identifier corresponding to the TCI state group in the beam indication signaling; use the target beam corresponding to the determined beam identifier to determine the channel and/or reference signal corresponding to the determined beam identifier in the associated beam parameters. send and receive.
- the beam configuration information can be sent by the network device in advance and stored locally in the terminal; it can also be sent together with the beam indication signaling, for example, when the beam indication signaling is sent for the first time, it is sent together with the beam configuration information; This is not limited.
- the information processing method provided by the embodiments of the present disclosure receives the beam indication signaling sent by the network device; according to the beam indication signaling and the beam configuration information, transmits and receives the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the implementation of an associated beam parameter
- the corresponding target beam can be indicated for the channel corresponding to the associated beam parameters and/or the reference signal, and it is no longer necessary to perform beam indication independently for each channel; thus saving beam indication signaling overhead and reducing system Complexity, while ensuring a certain degree of beam flexibility; well solved the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the sending and receiving of the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information includes: determining according to the TCI state group in the beam indication signaling a target beam; according to the beam indication signaling and beam configuration information, determine a channel and/or reference signal corresponding to the target beam; use the target beam to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and the beam configuration information includes: determining the target beam identifier associated with the target beam according to the beam indication signaling ; Determine the channel and/or reference signal corresponding to the target beam according to the target beam identifier and beam configuration information.
- the determining the channel and/or reference signal corresponding to the target beam according to the target beam identifier and the beam configuration information may specifically include: combining the target beam identifier with the beam configuration information Match the beam identity indicated by the associated beam parameters (that is, the channel corresponding to the associated beam parameters and/or the beam identity corresponding to the reference signal); according to the channel and the beam identity corresponding to the target beam identity matching and/or a reference signal, determining (that is, obtaining) a channel and/or a reference signal corresponding to the target beam.
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the “corresponding beam identifier” may be implemented as "the used beam number”, but it is not limited thereto.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a channel other than the first working mode Other beam modes may also be understood as the channel and/or reference signal corresponding to the first beam identifier does not use the first working mode.
- the number of beam identifiers is predefined, or indicated by the network device.
- the TCI state group corresponds to at least one beam identifier; and/or, the TCI state group includes at least one TCI state or TCI state combination.
- At least one beam identifier may be implemented as “at least one beam number”, but it is not limited thereto.
- the information processing method further includes: updating the at least one beam identifier according to the update instruction sent by the network device.
- the beam indication signaling in the case that the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes: an indication for indicating at least one target beam identifier and the corresponding target TCI state group The downlink control information DCI; wherein, the DCI includes two-level DCI or one-level DCI.
- the DCI includes two-level DCI
- the DCI includes a first-level DCI and a second-level DCI
- the first-level DCI is used to indicate at least one target beam identifier
- the second-level DCI uses To indicate the target TCI state group corresponding to the at least one target beam identifier
- the DCI includes at least two TCI domains, and each TCI domain indicates the target TCI state group corresponding to the corresponding beam ID (in this case, the distance between the TCI domain and the beam ID have a preset correspondence); the corresponding beam identifier includes the target beam identifier; and/or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the method before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, the method further includes: receiving the beam configuration information sent by the network device.
- An information processing method is applied to a network device, as shown in FIG. 3 , including:
- Step 31 Determine the beam indication signaling and send it to the terminal.
- a network device may be a base station.
- Step 32 According to the beam indication signaling and the beam configuration information, transmit and receive the channel corresponding to the target beam and/or the reference signal; wherein, the beam indication signaling includes: at least one activated transmission configuration indication TCI state group; The beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- it may be: determine the beam identifier corresponding to the TCI state group in the beam indication signaling; use the target beam corresponding to the determined beam identifier to determine the channel and/or reference signal corresponding to the determined beam identifier in the associated beam parameters. send and receive.
- the beam configuration information can be sent by the network device in advance and stored locally in the terminal; it can also be sent together with the beam indication signaling, for example, when the beam indication signaling is sent for the first time, it is sent together with the beam configuration information; it is not limited here.
- the information processing method determines the beam indication signaling and sends it to the terminal; according to the beam indication signaling and beam configuration information, the channel corresponding to the target beam and/or the reference signal are sent and received; wherein , the beam indication signaling includes: at least one activated transmission configuration indication TCI state group; the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the realization of an associated beam
- the parameter indicates the target beam, which can indicate the corresponding target beam for the channel corresponding to the associated beam parameter and/or the reference signal, and it is no longer necessary to perform beam indication independently for each channel; thus saving beam indication signaling overhead and reducing System complexity, while ensuring a certain degree of beam flexibility; well solved the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the sending and receiving of the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information includes: determining according to the TCI state group in the beam indication signaling a target beam; according to the beam indication signaling and beam configuration information, determine a channel and/or reference signal corresponding to the target beam; use the target beam to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and the beam configuration information includes: determining the target beam identifier associated with the target beam according to the beam indication signaling ; Determine the channel and/or reference signal corresponding to the target beam according to the target beam identifier and beam configuration information.
- the determining the channel and/or reference signal corresponding to the target beam according to the target beam identifier and the beam configuration information may specifically include: combining the target beam identifier with the beam configuration information Match the beam identity indicated by the associated beam parameters (that is, the channel corresponding to the associated beam parameters and/or the beam identity corresponding to the reference signal); according to the channel and the beam identity corresponding to the target beam identity matching and/or a reference signal, determining (that is, obtaining) a channel and/or a reference signal corresponding to the target beam.
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the “corresponding beam identifier” may be implemented as "the used beam number”, but it is not limited thereto.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a channel other than the first working mode Other beam modes may also be understood as the channel and/or reference signal corresponding to the first beam identifier does not use the first working mode.
- the number of beam identifiers is predefined, or indicated by the network device.
- the TCI state group corresponds to at least one beam identifier; and/or, the TCI state group includes at least one TCI state or TCI state combination.
- At least one beam identifier may be implemented as “at least one beam number”, but it is not limited thereto.
- the information processing method further includes: determining an update indication and sending it to the terminal; updating the at least one beam identifier according to the update indication.
- the beam indication signaling in the case that the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes: an indication for indicating at least one target beam identifier and the corresponding target TCI state group The downlink control information DCI; wherein, the DCI includes two-level DCI or one-level DCI.
- the DCI includes two-level DCI
- the DCI includes a first-level DCI and a second-level DCI
- the first-level DCI is used to indicate at least one target beam identifier
- the second-level DCI uses To indicate the target TCI state group corresponding to the at least one target beam identifier
- the DCI includes at least two TCI domains, and each TCI domain indicates the target TCI state group corresponding to the corresponding beam ID (in this case, the distance between the TCI domain and the beam ID have a preset correspondence); the corresponding beam identifier includes the target beam identifier; and/or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the method before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, the method further includes: determining the beam configuration information and sending it to the terminal.
- a beam number is used as an example for a beam identifier
- a base station is taken as an example for a network device.
- an embodiment of the present disclosure provides an information processing method, which may be specifically implemented as a beam indicating method, which is used to indicate channels and/or reference signals to which the beam can be applied.
- beam numbers may be associated with each channel and/or reference signal; MAC-CE or DCI may be used to indicate corresponding beams for channels and/or reference signals with different beam numbers.
- This solution saves beam indication signaling overhead, reduces system complexity, and ensures a certain degree of beam flexibility.
- the channel and/or reference signal configuration signaling includes: one or more associated beam parameters for each channel and/or reference signal.
- the beam indication signaling includes: the (already) activated transmission configuration indicated by the MAC-CE indicates the TCI state group (corresponding to the above beam configuration information including: at least one associated beam corresponding to at least one channel and/or reference signal parameter).
- the beam identifier indicated by the associated beam parameters included in the configuration signaling includes the beam identifier corresponding to the beam indication signaling.
- the terminal sends and receives corresponding channels and/or reference signals according to the configuration signaling and the beam indication signaling. Specifically, it may be: determine the target beam according to the TCI state group in the beam indication signaling; determine the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information; use the target beam , to send and receive the corresponding channel and/or reference signal. That is, determine the channel and/or reference signal corresponding to the beam indicated by the beam indication signaling; use the beam to perform the corresponding channel and/or reference signal (that is, indicate the channel and/or reference signal corresponding to the beam indicated by the signaling) ) sending and receiving.
- Determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information may include: determining a target beam identifier associated with the target beam according to the beam indication signaling; The target beam identifier and beam configuration information determine the channel and/or reference signal corresponding to the target beam.
- each associated beam parameter corresponds to a (working) mode.
- the associated beam parameter indicates the beam number (corresponding to the above corresponding beam identifier) used by the channel and/or reference signal (that is, the channel and/or reference signal corresponding to the associated beam parameter) in this mode.
- Each active TCI state group contains one or more TCI states or combinations of TCI states.
- Each TCI state group corresponds to at least one beam number.
- the beam indication signaling described in 1) also includes:
- DCI signaling used to indicate a beam where the DCI signaling is used to indicate a state or a state combination selected from multiple TCI state groups activated by the MAC-CE (specifically, uplink and downlink combinations).
- the DCI signaling is used to indicate a state or a state combination selected from multiple TCI state groups activated by the MAC-CE (specifically, uplink and downlink combinations).
- the first-level DCI includes a beam number indication field, indicating that the corresponding TCI state (in joint uplink and downlink beam mode) or TCI state combination (in independent uplink and downlink beam mode) in the second-level DCI corresponds to one or more beam numbers. Corresponding to the above-mentioned first-level DCI, it is used to indicate at least one target beam identifier.
- the second-level DCI includes a TCI field, indicating the TCI state or TCI state combination corresponding to one or more beam numbers in the first level; corresponding to the above-mentioned second-level DCI, it is used to indicate the corresponding TCI of the at least one target beam ID Target TCI state group.
- the DCI contains a plurality of TCI fields, and each field indicates the TCI state or TCI state combination of the corresponding beam number (there is a preset correspondence between the TCI field and the beam number); corresponding to the above-mentioned DCI containing at least two TCI field, and each TCI field indicates the target TCI state group identified by the corresponding beam.
- the DCI includes a beam number field (which can indicate a beam number), and also includes a TCI field.
- the TCI field is used to indicate the TCI state or TCI state combination corresponding to the beam number.
- the DCI includes a beam identifier field and a TCI field, the beam identifier field is used to indicate a target beam identifier, and the TCI field is used to indicate a target TCI state group corresponding to the target beam identifier.
- the channel and/or reference signal associated with the beam number indicated by the beam indication signaling is sent and received using the beam indicated by the beam indication signaling (ie, the TCI state).
- the beam number described in 2) includes a number indicating that the mode is invalid. The number indicates that this mode is not used for this channel and/or reference signal.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier does not use the first working mode.
- the number of beam numbers mentioned in 2) is predefined by the system, or indicated to the terminal by the base station.
- the number corresponding to the above-mentioned beam identifiers is predefined, or indicated by the network device.
- the beam number corresponding to each TCI state group described in 3) may be updated by the base station through the MAC-CE instruction.
- the at least one beam identifier is updated.
- the channel and/or reference signal configuration signaling includes: one or more associated beam parameters for each channel and/or reference signal.
- the beam indication signaling includes: an activated TCI state group indicated by the MAC-CE (corresponding to the above beam configuration information including: at least one associated beam parameter corresponding to at least one channel and/or reference signal).
- the beam identifier indicated by the associated beam parameters included in the configuration signaling includes the beam identifier corresponding to the beam indication signaling.
- the base station sends and receives corresponding channels and/or reference signals according to the configuration signaling and the beam indication signaling. Specifically, it may be: determine the target beam according to the TCI state group in the beam indication signaling; determine the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information; use the target beam , to send and receive the corresponding channel and/or reference signal. That is, determine the channel and/or reference signal corresponding to the beam indicated by the beam indication signaling; use the beam to perform the corresponding channel and/or reference signal (that is, indicate the channel and/or reference signal corresponding to the beam indicated by the signaling) ) sending and receiving.
- Determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and beam configuration information may include: determining a target beam identifier associated with the target beam according to the beam indication signaling; The target beam identifier and beam configuration information determine the channel and/or reference signal corresponding to the target beam.
- each associated beam parameter corresponds to a (working) mode.
- the associated beam parameter indicates the beam number (corresponding to the above corresponding beam identifier) used by the channel and/or reference signal (that is, the channel and/or reference signal corresponding to the associated beam parameter) in this mode.
- Each active TCI state group contains one or more TCI states or combinations of TCI states.
- Each TCI state group corresponds to at least one beam number.
- the beam indication signaling described in 1) also includes:
- DCI signaling used to indicate a beam where the DCI signaling is used to indicate a state or a state combination selected from multiple TCI state groups activated by the MAC-CE (specifically, uplink and downlink combinations).
- the DCI signaling is used to indicate a state or a state combination selected from multiple TCI state groups activated by the MAC-CE (specifically, uplink and downlink combinations).
- the first-level DCI includes a beam number indication field, indicating that the corresponding TCI state (in joint uplink and downlink beam mode) or TCI state combination (in independent uplink and downlink beam mode) in the second-level DCI corresponds to one or more beam numbers. Corresponding to the above-mentioned first-level DCI, it is used to indicate at least one target beam identifier.
- the second-level DCI includes a TCI field, indicating the TCI state or TCI state combination corresponding to one or more beam numbers in the first level; corresponding to the above-mentioned second-level DCI, it is used to indicate the corresponding TCI of the at least one target beam ID Target TCI state group.
- the DCI contains a plurality of TCI fields, and each field indicates the TCI state or TCI state combination of the corresponding beam number (there is a preset correspondence between the TCI field and the beam number); corresponding to the above-mentioned DCI containing at least two TCI field, and each TCI field indicates the target TCI state group identified by the corresponding beam.
- the DCI includes a beam number field (which can indicate a beam number), and also includes a TCI field.
- the TCI field is used to indicate the TCI state or TCI state combination corresponding to the beam number.
- the DCI includes a beam identifier field and a TCI field, the beam identifier field is used to indicate a target beam identifier, and the TCI field is used to indicate a target TCI state group corresponding to the target beam identifier.
- the channel and/or reference signal associated with the beam number indicated by the beam indication signaling is sent and received using the beam indicated by the beam indication signaling (ie, the TCI state).
- the beam number described in 2) includes a number indicating that the mode is invalid. The number indicates that this mode is not used for this channel and/or reference signal.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier does not use the first working mode.
- the number of beam numbers mentioned in 2) is predefined by the system, or indicated to the terminal by the base station.
- the number corresponding to the above-mentioned beam identifiers is predefined, or indicated by the network device.
- the beam number corresponding to each TCI state group described in 3) may be updated by the base station through MAC-CE instructions.
- the update instruction is sent to the terminal; according to the update instruction, the at least one beam identifier is updated.
- the system supports joint uplink and downlink beam modes and independent uplink and downlink beam modes, denoted as mode (mode)-0 and mode-1.
- B2 indicates that the mode is invalid (applicable to both upstream and downstream).
- two beam parameters of mode-0 and mode-1 are associated respectively.
- the base station uses radio resource control (Radio Resource Control, RRC) signaling to configure channels and reference signals as follows:
- RRC Radio Resource Control
- PDCCH is transmitted through CORESET0, CORESET1 and CORESET2, and its associated beam parameters are configured as follows:
- CORESET2 ⁇ mode-0: A1 ⁇ , ⁇ mode-1: B1 ⁇ ;
- the beam parameters associated with PDSCH resources are configured as follows:
- PDSCH ⁇ mode-0:A1 ⁇ , ⁇ mode-1:B1 ⁇ ;
- the beam parameters associated with CSI-RS resources are configured as follows:
- CSI-RS ⁇ mode-0:A2 ⁇ , ⁇ mode-1:B2 ⁇ ;
- the beam parameters associated with PUCCH resources are configured as follows:
- PUCCH ⁇ mode-0: A1 ⁇ , ⁇ mode-1: C1 ⁇ ;
- the beam parameters associated with PUSCH resources are configured as follows:
- PUSCH ⁇ mode-0: A1 ⁇ , ⁇ mode-1: C1 ⁇ ;
- the beam parameters associated with SRS resources are configured as follows:
- the above beam numbers can be modified through MAC-CE, for example, modify the beam of CORESET1 in mode-0 to A1. That is ⁇ mode-0:A1 ⁇ .
- the TCI state can be activated from the TCI state pool configured by the RRC through the MAC-CE.
- Mode indication may be included in this MAC-CE.
- the MAC-CE indicates mode-0, which is a joint uplink and downlink beam mode.
- the MAC-CE activates M-1 TCI state groups, that is, activates 2 TCI state groups, and each state group includes 4 TCI states.
- State group 1 corresponds to the beam number A0
- state group 2 corresponds to the beam number A1 (the numbers corresponding to state groups 1 and 2 can be exchanged).
- TCI_State2 TCI_State5, TCI_State7, TCI_State9;
- State group 2 TCI_State100, TCI_State112, TCI_State120, TCI_State126;
- the DCI is further used to select a beam from the aforementioned MAC-CE activated status group for indication.
- One way is to use two-level DCI.
- the second level DCI only indicates the beam of A1.
- the second-level DCI includes a TCI field, which indicates the beam of A1.
- the first level of DCI indicates:
- Number field (A0) Number field (A1) 1 1
- the second-level DCI contains two TCI domains, which respectively represent the beams of A0 and A1, for example:
- the channel numbered A0 (associated) uses the beam transmission corresponding to TCI_State5
- the channel A1 (associated) uses the beam corresponding to TCI_State120 for transmission.
- M-1 2 TCI domains are fixedly included.
- the first field corresponds to the beam of A0, and the second field corresponds to the beam of A1.
- the channel numbered A0 uses the beam transmission corresponding to TCI_State9
- the channel A1 uses the beam corresponding to TCI_State120 for transmission.
- use level 1 DCI It includes a number field (corresponding to the above-mentioned beam number field) and a TCI field, and the number field indicates number A0 or number A1.
- the beam association parameters of the channel and the reference signal are the same as those in Example 1, and will not be repeated here.
- the TCI state can be activated from the TCI state pool configured by the RRC through the MAC-CE.
- Mode indication may be included in this MAC-CE.
- the MAC-CE indicates mode-1, which is an independent uplink and downlink beam mode.
- this MAC-CE activates Q-1 TCI state groups, that is, activates 2 TCI state groups, and each state group includes 4 TCI state combinations.
- State group 1 corresponds to beams with numbers ⁇ B0, C0 ⁇
- state group 2 corresponds to beams with numbers ⁇ B1, C1 ⁇ (numbers corresponding to state groups 1 and 2 can be swapped; uplink and downlink can correspond to different state groups).
- to activate via MAC-CE to activate via MAC-CE:
- State group 1 ⁇ TCI_State2, TCI_State12 ⁇ , ⁇ TCI_State5, TCI_State15 ⁇ , ⁇ TCI_State7, TCI_State17 ⁇ , ⁇ TCI_State9, TCI_State19 ⁇ ;
- State group 2 ⁇ TCI_State100, TCI_State90 ⁇ , ⁇ TCI_State120, TCI_State110 ⁇ , ⁇ TCI_State112, TCI_State102 ⁇ , ⁇ TCI_State126, TCI_State116 ⁇ ;
- the DCI is further used to select a beam from the aforementioned MAC-CE activated status group for indication.
- One way is to use two-level DCI.
- the second-level DCI only indicates beams of ⁇ B1, C1 ⁇ .
- the second-level DCI includes a TCI field, which represents the beam of ⁇ B1, C1 ⁇ .
- the system supports joint uplink and downlink beam mode and independent uplink and downlink beam mode, denoted as mode-0 and mode-1.
- B2 indicates that the mode is invalid (applicable to both upstream and downstream).
- two beam parameters of mode-0 and mode-1 are associated respectively.
- the base station uses RRC signaling to configure channels and reference signals as follows:
- PDCCH is transmitted through CORESET0, CORESET1 and CORESET2, and its associated beam parameters are configured as follows:
- CORESET2 ⁇ mode-0: A1 ⁇ , ⁇ mode-1: B1 ⁇ ;
- the beam parameters associated with PDSCH resources are configured as follows:
- PDSCH ⁇ mode-0:A1 ⁇ , ⁇ mode-1:B1 ⁇ ;
- the beam parameters associated with CSI-RS resources are configured as follows:
- CSI-RS ⁇ mode-0:A2 ⁇ , ⁇ mode-1:B2 ⁇ ;
- the beam parameters associated with PUCCH resources are configured as follows:
- PUCCH ⁇ mode-0: A1 ⁇ , ⁇ mode-1: C0 ⁇ ;
- the beam parameters associated with PUSCH resources are configured as follows:
- PUSCH ⁇ mode-0: A1 ⁇ , ⁇ mode-1: C1 ⁇ ;
- the beam parameters associated with SRS resources are configured as follows:
- the beams are configured by other means, such as reusing the independent configuration method of Rel-15 or 16.
- CORESET2 and PDSCH use the same downlink beam (numbered as B1); CORESET0 and CORESET1 use the same downlink beam (numbered as B0); CSI-RS does not work in mode-1 mode.
- the PUCCH uses the beam numbered C0
- the PUSCH uses the uplink beam numbered C1
- the SRS uses the uplink beam numbered C2.
- the TCI state can be activated from the TCI state pool configured by the RRC through the MAC-CE.
- Mode indication may be included in this MAC-CE.
- MAC-CE indicates mode-1, which is an independent uplink and downlink beam mode.
- the MAC-CE activates Q-1+N TCI state groups, that is, activates 5 TCI state groups, and each state group includes 4 TCI states.
- State group 1 corresponds to beam number B0
- state group 2 corresponds to beam number B1
- state group 3 corresponds to beam number C0
- state group 4 corresponds to beam number C1
- state group 5 corresponds to beam number C2.
- TCI_State2 TCI_State5, TCI_State7, TCI_State9;
- State group 2 TCI_State12, TCI_State15, TCI_State17, TCI_State19;
- State group 3 TCI_State22, TCI_State25, TCI_State27, TCI_State29;
- State group 4 TCI_State100, TCI_State112, TCI_State120, TCI_State126;
- the DCI is further used to select a beam from the aforementioned MAC-CE activated status group for indication.
- One way is to use two-level DCI.
- bit 0 indicates no beam indication
- bit 1 indicates beam indication.
- the second level DCI only indicates the beams of B1 and C1.
- the second-level DCI contains two TCI fields, which represent B1 and C1 beams.
- the first domain corresponds to the beam of B0
- the second domain corresponds to the beam of B1, which in turn corresponds to the beams of C0, C1 and C2.
- use level 1 DCI It includes a number field (corresponding to the above-mentioned beam number field) and a TCI field, and the number field indicates at least one of numbers B0, B1, C0, C1 and number C2.
- example 3 The difference between example 3 and example 2 is: in example 2, the number of uplink and downlink beam numbers is the same, and there is an invalid number B2; in example 3, the number of downlink beams is one less than the number of uplink beams; in example 2, it is The uplink and downlink beam groups are indicated together; in Example 3, the uplink and downlink beams are indicated separately.
- the beam association parameters of the channel and the reference signal are the same as those in Example 3, and will not be repeated here.
- the TCI state can be activated from the TCI state pool configured by the RRC through the MAC-CE.
- Mode indication may be included in this MAC-CE.
- the MAC-CE indicates mode-1, which is an independent uplink and downlink beam mode.
- the MAC-CE activates one TCI state group, and each state group contains four TCI state combinations.
- Each TCI state combination corresponds to beams numbered B0, B1, C0, C1, and C2. For example, to activate via MAC-CE:
- TCI_State100 TCI_State112, TCI_State120, TCI_State126, TCI_State83 ⁇ .
- the DCI is further used to select a beam from the aforementioned MAC-CE activated status group for indication.
- the DCI indication signaling includes one TCI field, and its value is used to simultaneously indicate the five numbered beams.
- the uplink and downlink beams (that is, the TCI state) can be indicated separately or together, which is not limited here.
- this solution involves a beam indication method, which associates a beam number with each channel and/or reference signal; MAC-CE or DCI can be used to indicate the corresponding beam for channels and/or reference signals with different beam numbers.
- This solution saves beam indication signaling overhead, reduces system complexity, and ensures a certain degree of beam flexibility.
- An embodiment of the present disclosure also provides a terminal, as shown in FIG. 4 , including a memory 41, a transceiver 42, and a processor 43:
- the memory 41 is used to store computer programs; the transceiver 42 is used to send and receive data under the control of the processor 43; the processor 43 is used to read the computer programs in the memory 41 and perform the following operations:
- the transceiver 42 uses the transceiver 42 to transmit and receive the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the terminal method receives the beam indication signaling sent by the network device; according to the beam indication signaling and beam configuration information, transmits and receives the channel corresponding to the target beam and/or the reference signal; wherein, the The beam indication signaling includes: at least one activated transmission configuration indication TCI state group; the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the realization of an associated beam parameter indication
- the target beam can be used to indicate the corresponding target beam for the channel and/or reference signal corresponding to the associated beam parameters, and it is no longer necessary to perform beam indication independently for each channel; thus saving beam indication signaling overhead and reducing system complexity degree, while ensuring a certain degree of beam flexibility; it solves the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the transceiver 42 is configured to receive and send data under the control of the processor 43 .
- the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor 43 and various circuits of the memory represented by the memory 41 are linked together.
- the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
- the bus interface provides the interface.
- Transceiver 42 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, fiber optic cables, etc. Transmission medium.
- the user interface 44 may also be an interface capable of connecting externally and internally to required equipment, and the connected equipment includes but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the processor 43 is responsible for managing the bus architecture and general processing, and the memory 41 can store data used by the processor 43 when performing operations.
- the processor 43 can be a central processing unit (Central Processing Unit, CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable Programmable Logic Device (Complex Programmable Logic Device, CPLD), the processor can also adopt a multi-core architecture.
- CPU Central Processing Unit
- ASIC Application Specific Integrated Circuit
- FPGA Field-Programmable Gate Array
- CPLD complex programmable Programmable Logic Device
- the processor is used to execute any one of the methods provided by the embodiments of the present disclosure according to the obtained executable instructions by calling the computer program stored in the memory.
- the processor and memory may also be physically separated.
- the sending and receiving of the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information includes: determining according to the TCI state group in the beam indication signaling a target beam; according to the beam indication signaling and beam configuration information, determine a channel and/or reference signal corresponding to the target beam; use the target beam to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and the beam configuration information includes: determining the target beam identifier associated with the target beam according to the beam indication signaling ; Determine the channel and/or reference signal corresponding to the target beam according to the target beam identifier and beam configuration information.
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a channel other than the first working mode Other beam patterns.
- the number of beam identifiers is predefined, or indicated by the network device.
- the TCI state group corresponds to at least one beam identifier; and/or, the TCI state group includes at least one TCI state or TCI state combination.
- the operation further includes: updating the at least one beam identifier according to the update instruction sent by the network device.
- the beam indication signaling in the case that the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes: an indication for indicating at least one target beam identifier and the corresponding target TCI state group The downlink control information DCI; wherein, the DCI includes two-level DCI or one-level DCI.
- the DCI includes two-level DCI
- the DCI includes a first-level DCI and a second-level DCI
- the first-level DCI is used to indicate at least one target beam identifier
- the second-level DCI uses To indicate the target TCI state group corresponding to the at least one target beam identifier
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the operation further includes: before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, receiving the information sent by the network device through the transceiver.
- the above beam configuration information before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, receiving the information sent by the network device through the transceiver.
- the above-mentioned terminal provided by the embodiment of the present disclosure can implement all the method steps implemented by the above-mentioned embodiment of the terminal-side information processing method, and can achieve the same technical effect.
- the same parts and beneficial effects of the method embodiments are described in detail.
- An embodiment of the present disclosure also provides a network device, as shown in FIG. 5 , including a memory 51, a transceiver 52, and a processor 53:
- the memory 51 is used to store computer programs; the transceiver 52 is used to send and receive data under the control of the processor 53; the processor 53 is used to read the computer programs in the memory 51 and perform the following operations:
- the transceiver 52 uses the transceiver 52 to transmit and receive the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the network device determines the beam indication signaling and sends it to the terminal; according to the beam indication signaling and beam configuration information, transmits and receives the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the implementation of an associated beam parameter
- the corresponding target beam can be indicated for the channel corresponding to the associated beam parameters and/or the reference signal, and it is no longer necessary to perform beam indication independently for each channel; thus saving beam indication signaling overhead and reducing system Complexity, while ensuring a certain degree of beam flexibility; well solved the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the transceiver 52 is configured to receive and send data under the control of the processor 53 .
- the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor 53 and various circuits of the memory represented by the memory 51 are linked together.
- the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
- the bus interface provides the interface.
- Transceiver 52 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, fiber optic cables, and the like.
- the processor 53 is responsible for managing the bus architecture and general processing, and the memory 51 can store data used by the processor 53 when performing operations.
- the processor 53 can be a central processing device (CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable logic device (Complex Programmable Logic Device , CPLD), the processor can also adopt a multi-core architecture.
- CPU central processing device
- ASIC Application Specific Integrated Circuit
- FPGA field programmable gate array
- CPLD Complex Programmable Logic Device
- the sending and receiving of the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information includes: determining according to the TCI state group in the beam indication signaling a target beam; according to the beam indication signaling and beam configuration information, determine a channel and/or reference signal corresponding to the target beam; use the target beam to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and the beam configuration information includes: determining the target beam identifier associated with the target beam according to the beam indication signaling ; Determine the channel and/or reference signal corresponding to the target beam according to the target beam identifier and beam configuration information.
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a channel other than the first working mode Other beam patterns.
- the number of beam identifiers is predefined, or indicated by the network device.
- the TCI state group corresponds to at least one beam identifier; and/or, the TCI state group includes at least one TCI state or TCI state combination.
- the operation further includes: determining an update instruction and sending it to the terminal through the transceiver; updating the at least one beam identifier according to the update instruction.
- the beam indication signaling in the case that the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes: an indication for indicating at least one target beam identifier and the corresponding target TCI state group The downlink control information DCI; wherein, the DCI includes two-level DCI or one-level DCI.
- the DCI when the DCI includes two-level DCI, the DCI includes a first-level DCI and a second-level DCI, the first-level DCI is used to indicate at least one target beam identity, and the second-level DCI uses To indicate the target TCI state group corresponding to the at least one target beam identifier; and/or,
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the operation further includes: before transmitting and receiving the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information, determining the beam configuration information, and sending the information through the transceiver sent to the terminal.
- the above-mentioned network device provided by the embodiment of the present disclosure can realize all the method steps realized by the above-mentioned embodiment of the network device side information processing method, and can achieve the same technical effect.
- the same parts and beneficial effects as those in the method embodiment will be described in detail.
- An embodiment of the present disclosure also provides an information processing device, which is applied to a terminal, as shown in FIG. 6 , including:
- the first receiving unit 61 is configured to receive the beam indication signaling sent by the network device
- the first transceiving unit 62 is configured to transmit and receive a channel corresponding to a target beam and/or a reference signal according to the beam indication signaling and beam configuration information;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the information processing apparatus receives the beam indication signaling sent by the network device; according to the beam indication signaling and the beam configuration information, transmits and receives the channel corresponding to the target beam and/or the reference signal;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the implementation of an associated beam parameter
- the corresponding target beam can be indicated for the channel corresponding to the associated beam parameters and/or the reference signal, and it is no longer necessary to perform beam indication independently for each channel; thus saving beam indication signaling overhead and reducing system Complexity, while ensuring a certain degree of beam flexibility; well solved the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the sending and receiving of the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information includes: determining according to the TCI state group in the beam indication signaling a target beam; according to the beam indication signaling and beam configuration information, determine a channel and/or reference signal corresponding to the target beam; use the target beam to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and the beam configuration information includes: determining the target beam identifier associated with the target beam according to the beam indication signaling ; Determine the channel and/or reference signal corresponding to the target beam according to the target beam identifier and beam configuration information.
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a channel other than the first working mode Other beam patterns.
- the number of beam identifiers is predefined, or indicated by the network device.
- the TCI state group corresponds to at least one beam identifier; and/or, the TCI state group includes at least one TCI state or TCI state combination.
- the information processing apparatus further includes: a first updating unit, configured to update the at least one beam identifier according to the update instruction sent by the network device.
- the beam indication signaling in the case that the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes: an indication for indicating at least one target beam identifier and the corresponding target TCI state group The downlink control information DCI; wherein, the DCI includes two-level DCI or one-level DCI.
- the DCI includes two-level DCI
- the DCI includes a first-level DCI and a second-level DCI
- the first-level DCI is used to indicate at least one target beam identifier
- the second-level DCI uses To indicate the target TCI state group corresponding to the at least one target beam identifier
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the information processing device further includes: a second receiving unit, configured to receive the channel and/or reference signal corresponding to the target beam before transmitting and receiving the channel corresponding to the target beam according to the beam indication signaling and the beam configuration information.
- the beam configuration information sent by the network device.
- the above information processing device provided by the embodiment of the present disclosure can implement all the method steps implemented by the above embodiment of the terminal side information processing method, and can achieve the same technical effect.
- the same parts and beneficial effects as those in the method embodiment will be described in detail.
- An embodiment of the present disclosure also provides an information processing device, which is applied to a network device, as shown in FIG. 7 , including:
- the first processing unit 71 is configured to determine the beam indication signaling and send it to the terminal;
- the second transceiving unit 72 is configured to transmit and receive the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information;
- the beam indication signaling includes: at least one activated transmission configuration indication TCI state group;
- the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal.
- the information processing device determines the beam indication signaling and sends it to the terminal; according to the beam indication signaling and beam configuration information, transmits and receives the channel corresponding to the target beam and/or the reference signal; wherein , the beam indication signaling includes: at least one activated transmission configuration indication TCI state group; the beam configuration information includes: at least one associated beam parameter corresponding to at least one channel and/or reference signal; it can support the realization of an associated beam
- the parameter indicates the target beam, which can indicate the corresponding target beam for the channel corresponding to the associated beam parameter and/or the reference signal, and it is no longer necessary to perform beam indication independently for each channel; thus saving beam indication signaling overhead and reducing System complexity, while ensuring a certain degree of beam flexibility; well solved the problem of increasing system complexity and signaling indication overhead in related technologies for information processing schemes related to beam indication.
- the sending and receiving of the channel corresponding to the target beam and/or the reference signal according to the beam indication signaling and the beam configuration information includes: determining according to the TCI state group in the beam indication signaling a target beam; according to the beam indication signaling and beam configuration information, determine a channel and/or reference signal corresponding to the target beam; use the target beam to transmit and receive the corresponding channel and/or reference signal.
- the determining the channel and/or reference signal corresponding to the target beam according to the beam indication signaling and the beam configuration information includes: determining the target beam identifier associated with the target beam according to the beam indication signaling ; Determine the channel and/or reference signal corresponding to the target beam according to the target beam identifier and beam configuration information.
- the associated beam parameter corresponds to a working mode
- the associated beam parameter indicates a channel corresponding to the associated beam parameter and/or a beam identifier corresponding to a reference signal in the working mode.
- the working mode includes: at least one of a joint uplink and downlink beam mode and an independent uplink and downlink beam mode.
- the beam identifier includes a first beam identifier indicating that the first working mode is invalid; the channel and/or reference signal corresponding to the first beam identifier uses a channel other than the first working mode Other beam patterns.
- the number of beam identifiers is predefined, or indicated by the network device.
- the TCI state group corresponds to at least one beam identifier; and/or, the TCI state group includes at least one TCI state or TCI state combination.
- the information processing device further includes: a second processing unit configured to determine an update instruction and send it to the terminal; a second update unit configured to update the at least one item according to the update instruction Beam ID.
- the beam indication signaling in the case that the beam indication signaling includes at least two activated TCI state groups, the beam indication signaling further includes: an indication for indicating at least one target beam identifier and the corresponding target TCI state group The downlink control information DCI; wherein, the DCI includes two-level DCI or one-level DCI.
- the DCI includes two-level DCI
- the DCI includes a first-level DCI and a second-level DCI
- the first-level DCI is used to indicate at least one target beam identifier
- the second-level DCI uses To indicate the target TCI state group corresponding to the at least one target beam identifier
- the DCI includes at least two TCI fields, and each TCI field indicates a target TCI state group corresponding to a corresponding beam identifier; the corresponding beam identifier includes the target beam identifier ;and / or,
- the DCI includes a first-level DCI
- the DCI includes a beam identification field and a TCI field
- the beam identification field is used to indicate the target beam identification
- the TCI field is used to indicate the target corresponding to the target beam identification TCI status group.
- the information processing device further includes: a third processing unit, configured to determine the channel corresponding to the target beam before sending and receiving the channel and/or reference signal according to the beam indication signaling and beam configuration information. and send the beam configuration information to the terminal.
- a third processing unit configured to determine the channel corresponding to the target beam before sending and receiving the channel and/or reference signal according to the beam indication signaling and beam configuration information. and send the beam configuration information to the terminal.
- the above-mentioned information processing apparatus provided by the embodiments of the present disclosure can realize all the method steps realized by the above-mentioned embodiment of the network device side information processing method, and can achieve the same technical effect, so the implementation will not be repeated here.
- the same parts and beneficial effects as those of the method embodiment are described in detail.
- each functional unit in each embodiment of the present disclosure may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.
- the above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.
- the integrated unit is implemented in the form of a software function unit and sold or used as an independent product, it can be stored in a processor-readable storage medium.
- the essence of the technical solution of the present disclosure or the part that contributes to the related technology or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium.
- a computer device which may be a personal computer, a server, or a network device, etc.
- a processor processor
- the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disc and other media that can store program codes. .
- An embodiment of the present disclosure further provides a processor-readable storage medium, where the processor-readable storage medium stores a computer program, and the computer program is used to enable the processor to execute the above information processing method on the terminal side; or
- the processor-readable storage medium stores a computer program, and the computer program is configured to cause the processor to execute the information processing method on the network device side.
- the processor-readable storage medium can be any available medium or data storage device that can be accessed by a processor, including but not limited to magnetic storage (e.g., floppy disk, hard disk, magnetic tape, magneto-optical disk (MO), etc.), optical storage (e.g., CD, DVD, BD, HVD, etc.), and semiconductor memory (such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid-state drive (SSD)), etc.
- magnetic storage e.g., floppy disk, hard disk, magnetic tape, magneto-optical disk (MO), etc.
- optical storage e.g., CD, DVD, BD, HVD, etc.
- semiconductor memory such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid-state drive (SSD)
- the above implementation embodiments of the information processing method on the terminal side or the network device side are all applicable to the embodiment of the processor-readable storage medium, and can also achieve the same technical effect.
- the embodiments of the present disclosure may be provided as methods, systems, or computer program products. Accordingly, the present disclosure can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, optical storage, etc.) having computer-usable program code embodied therein.
- processor-executable instructions may also be stored in a processor-readable memory capable of directing a computer or other programmable data processing device to operate in a specific manner, such that the instructions stored in the processor-readable memory produce a manufacturing product, the instruction device realizes the functions specified in one or more procedures of the flow chart and/or one or more blocks of the block diagram.
- processor-executable instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented
- the executed instructions provide steps for implementing the functions specified in the procedure or procedures of the flowchart and/or the block or blocks of the block diagrams.
- modules can all be implemented in the form of calling software through processing elements; they can also be implemented in the form of hardware; some modules can also be implemented in the form of calling software through processing elements, and some modules can be implemented in the form of hardware.
- a certain module can be a separate processing element, or it can be integrated into a chip of the above-mentioned device.
- it can also be stored in the memory of the above-mentioned device in the form of program code, and processed by one of the above-mentioned devices.
- the component invokes and executes the functions of the modules identified above.
- each step of the above method or each module above can be completed by an integrated logic circuit of hardware in the processor element or an instruction in the form of software.
- each module, unit, subunit or submodule may be one or more integrated circuits configured to implement the above method, for example: one or more specific integrated circuits (Application Specific Integrated Circuit, ASIC), or, one or Multiple microprocessors (digital signal processor, DSP), or, one or more field programmable gate arrays (Field Programmable Gate Array, FPGA), etc.
- ASIC Application Specific Integrated Circuit
- DSP digital signal processor
- FPGA Field Programmable Gate Array
- the processing element may be a general-purpose processor, such as a central processing unit (Central Processing Unit, CPU) or other processors that can call program codes.
- these modules can be integrated together and implemented in the form of a system-on-a-chip (SOC).
- SOC system-on-a-chip
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Abstract
Description
编号域(A0) | 编号域(A1) |
0 | 1 |
TCI域 |
00 |
编号域(A0) | 编号域(A1) |
1 | 1 |
TCI域 | TCI域 |
01 | 10 |
TCI域 | TCI域 |
11 | 10 |
编号域 | TCI域 |
1 | 10 |
编号域 | 编号域 |
0 | 1 |
TCI域 |
00 |
编号域(B0) | 编号域(B1) | 编号域(C0) | 编号域(C1) | 编号域(C2) |
0 | 1 | 0 | 1 | 0 |
TCI域 | TCI域 |
00 | 11 |
TCI域 | TCI域 | TCI域 | TCI域 | TCI域 |
01 | 10 | 11 | 10 | 11 |
编号域 | TCI域 |
001 | 10 |
Claims (31)
- 一种信息处理方法,应用于终端,包括:接收网络设备发送的波束指示信令;根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发;其中,所述波束指示信令包括:至少一个激活的传输配置指示TCI状态组;所述波束配置信息包括:至少一个信道和/或参考信号对应的至少一个关联波束参数。
- 根据权利要求1所述的信息处理方法,其中,所述根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发,包括:根据所述波束指示信令中的TCI状态组,确定目标波束;根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号;利用所述目标波束,对所述对应的信道和/或参考信号进行收发。
- 根据权利要求2所述的信息处理方法,其中,所述根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号,包括:根据所述波束指示信令,确定所述目标波束关联的目标波束标识;根据所述目标波束标识和波束配置信息,确定所述目标波束对应的信道和/或参考信号。
- 根据权利要求1所述的信息处理方法,其中,所述关联波束参数对应一种工作模式,所述关联波束参数指示在所述工作模式下、所述关联波束参数对应的信道和/或参考信号相对应的波束标识。
- 根据权利要求4所述的信息处理方法,其中,所述工作模式包括:联合上下行波束模式和独立上下行波束模式中的至少一个。
- 根据权利要求4所述的信息处理方法,其中,所述波束标识中包含一个指示第一工作模式无效的第一波束标识;所述第一波束标识对应的信道和/或参考信号使用除所述第一工作模式之外的其他工作模式。
- 根据权利要求4所述的信息处理方法,其中,所述波束标识的个数为预定义的,或者所述网络设备指示的。
- 根据权利要求1所述的信息处理方法,其中,所述TCI状态组对应至少一项波束标识;和/或,所述TCI状态组包含至少一个TCI状态或TCI状态组合。
- 根据权利要求8所述的信息处理方法,还包括:根据所述网络设备发送的更新指示,更新所述至少一项波束标识。
- 根据权利要求1所述的信息处理方法,其中,在所述波束指示信令包括至少两个激活的TCI状态组的情况下,所述波束指示信令还包括:用于指示至少一个目标波束标识以及对应的目标TCI状态组的下行控制信息DCI;其中,所述DCI包括两级DCI或者一级DCI。
- 根据权利要求10所述的信息处理方法,其中,在所述DCI包括两级DCI的情况下,所述DCI包括第一级DCI和第二级DCI,所述第一级DCI用于指示至少一个目标波束标识,所述第二级DCI用于指示所述至少一个目标波束标识对应的目标TCI状态组;和/或,在所述DCI包括一级DCI的情况下,所述DCI包含至少两个TCI域,每个TCI域指示相应的波束标识对应的目标TCI状态组;所述相应的波束标识包括所述目标波束标识;和/或,在所述DCI包括一级DCI的情况下,所述DCI包含波束标识域以及TCI域,所述波束标识域用于指示目标波束标识,所述TCI域用于指示所述目标波束标识对应的目标TCI状态组。
- 一种信息处理方法,应用于网络设备,包括:确定波束指示信令,并发送给终端;根据所述波束指示信令和波束配置信息,进行目标波束的对应信道和/或参考信号的收发;其中,所述波束指示信令包括:至少一个激活的传输配置指示TCI状态组;所述波束配置信息包括:至少一个信道和/或参考信号对应的至少一个关 联波束参数。
- 根据权利要求12所述的信息处理方法,其中,所述根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发,包括:根据所述波束指示信令中的TCI状态组,确定目标波束;根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号;利用所述目标波束,对所述对应的信道和/或参考信号进行收发。
- 根据权利要求13所述的信息处理方法,其中,所述根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号,包括:根据所述波束指示信令,确定所述目标波束关联的目标波束标识;根据所述目标波束标识和波束配置信息,确定所述目标波束对应的信道和/或参考信号。
- 根据权利要求12所述的信息处理方法,其中,所述关联波束参数对应一种工作模式,所述关联波束参数指示在所述工作模式下、所述关联波束参数对应的信道和/或参考信号相对应的波束标识。
- 根据权利要求15所述的信息处理方法,其中,所述工作模式包括:联合上下行波束模式和独立上下行波束模式中的至少一个。
- 根据权利要求15所述的信息处理方法,其中,所述波束标识中包含一个指示第一工作模式无效的第一波束标识;所述第一波束标识对应的信道和/或参考信号使用除所述第一工作模式之外的其他工作模式。
- 根据权利要求15所述的信息处理方法,其中,所述波束标识的个数为预定义的,或者所述网络设备指示的。
- 根据权利要求12所述的信息处理方法,其中,所述TCI状态组对应至少一项波束标识;和/或,所述TCI状态组包含至少一个TCI状态或TCI状态组合。
- 根据权利要求19所述的信息处理方法,还包括:确定更新指示,并发送给所述终端;根据所述更新指示,更新所述至少一项波束标识。
- 根据权利要求12所述的信息处理方法,其中,在所述波束指示信令包括至少两个激活的TCI状态组的情况下,所述波束指示信令还包括:用于指示至少一个目标波束标识以及对应的目标TCI状态组的下行控制信息DCI;其中,所述DCI包括两级DCI或者一级DCI。
- 根据权利要求21所述的信息处理方法,其中,在所述DCI包括两级DCI的情况下,所述DCI包括第一级DCI和第二级DCI,所述第一级DCI用于指示至少一个目标波束标识,所述第二级DCI用于指示所述至少一个目标波束标识对应的目标TCI状态组;和/或,在所述DCI包括一级DCI的情况下,所述DCI包含至少两个TCI域,每个TCI域指示相应的波束标识对应的目标TCI状态组;所述相应的波束标识包括所述目标波束标识;和/或,在所述DCI包括一级DCI的情况下,所述DCI包含波束标识域以及TCI域,所述波束标识域用于指示目标波束标识,所述TCI域用于指示所述目标波束标识对应的目标TCI状态组。
- 一种终端,包括存储器,收发机,处理器:存储器,用于存储计算机程序;收发机,用于在所述处理器的控制下收发数据;处理器,用于读取所述存储器中的计算机程序并执行以下操作:通过所述收发机接收网络设备发送的波束指示信令;根据所述波束指示信令和波束配置信息,通过所述收发机进行目标波束对应的信道和/或参考信号的收发;其中,所述波束指示信令包括:至少一个激活的传输配置指示TCI状态组;所述波束配置信息包括:至少一个信道和/或参考信号对应的至少一个关联波束参数。
- 根据权利要求23所述的终端,其中,所述根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发,包括:根据所述波束指示信令中的TCI状态组,确定目标波束;根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道 和/或参考信号;利用所述目标波束,对所述对应的信道和/或参考信号进行收发。
- 根据权利要求24所述的终端,其中,所述根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号,包括:根据所述波束指示信令,确定所述目标波束关联的目标波束标识;根据所述目标波束标识和波束配置信息,确定所述目标波束对应的信道和/或参考信号。
- 一种网络设备,包括存储器,收发机,处理器:存储器,用于存储计算机程序;收发机,用于在所述处理器的控制下收发数据;处理器,用于读取所述存储器中的计算机程序并执行以下操作:确定波束指示信令,并通过所述收发机发送给终端;根据所述波束指示信令和波束配置信息,通过所述收发机进行目标波束对应的信道和/或参考信号的收发;其中,所述波束指示信令包括:至少一个激活的传输配置指示TCI状态组;所述波束配置信息包括:至少一个信道和/或参考信号对应的至少一个关联波束参数。
- 根据权利要求26所述的网络设备,其中,所述根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发,包括:根据所述波束指示信令中的TCI状态组,确定目标波束;根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号;利用所述目标波束,对所述对应的信道和/或参考信号进行收发。
- 根据权利要求27所述的网络设备,其中,所述根据所述波束指示信令和波束配置信息,确定所述目标波束对应的信道和/或参考信号,包括:根据所述波束指示信令,确定所述目标波束关联的目标波束标识;根据所述目标波束标识和波束配置信息,确定所述目标波束对应的信道和/或参考信号。
- 一种信息处理装置,应用于终端,包括:第一接收单元,用于接收网络设备发送的波束指示信令;第一收发单元,用于根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发;其中,所述波束指示信令包括:至少一个激活的传输配置指示TCI状态组;所述波束配置信息包括:至少一个信道和/或参考信号对应的至少一个关联波束参数。
- 一种信息处理装置,应用于网络设备,包括:第一处理单元,用于确定波束指示信令,并发送给终端;第二收发单元,用于根据所述波束指示信令和波束配置信息,进行目标波束对应的信道和/或参考信号的收发;其中,所述波束指示信令包括:至少一个激活的传输配置指示TCI状态组;所述波束配置信息包括:至少一个信道和/或参考信号对应的至少一个关联波束参数。
- 一种处理器可读存储介质,所述处理器可读存储介质存储有计算机程序,所述计算机程序用于使所述处理器执行权利要求1至11任一项所述的信息处理方法;或者,所述处理器可读存储介质存储有计算机程序,所述计算机程序用于使所述处理器执行权利要求12至22任一项所述的信息处理方法。
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