WO2022006849A1 - Procédé et appareil de gestion d'état tci de service mbs et dispositif terminal - Google Patents

Procédé et appareil de gestion d'état tci de service mbs et dispositif terminal Download PDF

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Publication number
WO2022006849A1
WO2022006849A1 PCT/CN2020/101320 CN2020101320W WO2022006849A1 WO 2022006849 A1 WO2022006849 A1 WO 2022006849A1 CN 2020101320 W CN2020101320 W CN 2020101320W WO 2022006849 A1 WO2022006849 A1 WO 2022006849A1
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tci state
tci
mac
mbs service
service
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PCT/CN2020/101320
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English (en)
Chinese (zh)
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王淑坤
陈文洪
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Oppo广东移动通信有限公司
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Priority to CN202080101109.8A priority Critical patent/CN115699650A/zh
Priority to PCT/CN2020/101320 priority patent/WO2022006849A1/fr
Publication of WO2022006849A1 publication Critical patent/WO2022006849A1/fr

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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the embodiments of the present application relate to the field of mobile communication technologies, and in particular, to a method, device, and terminal device for managing a transmission configuration indicator (TCI) state of a multimedia multicast service (Multimedia Broadcast Service, MBS).
  • TCI transmission configuration indicator
  • MBS Multimedia Broadcast Service
  • Embodiments of the present application provide a TCI state management method and apparatus for an MBS service, and a terminal device.
  • the terminal device receives the first media access control control element (Media Access Control Element, MAC CE) sent by the network device, and the first MAC CE is used to activate the first TCI state in the first TCI state list;
  • Media Access Control Element Media Access Control Element, MAC CE
  • the terminal device When the terminal device determines that the first TCI state is a Physical Downlink Control Channel (PDCCH) TCI state of the MBS service, the terminal device receives the PDCCH of the MBS service based on the first TCI state.
  • PDCCH Physical Downlink Control Channel
  • the terminal device receives the second MAC CE sent by the network device, where the second MAC CE is used to activate N TCI states in the second TCI state list, where N is a positive integer;
  • the terminal device determines that the N TCI states are Physical Downlink Shared Channel (PDSCH) TCI states of the MBS service, based on one TCI state in the N TCI states, the terminal device receives the MBS service.
  • PDSCH Physical Downlink Shared Channel
  • a receiving unit configured to receive the first MAC CE sent by the network device, where the first MAC CE is used to activate the first TCI state in the first TCI state list; after determining that the first TCI state is the PDCCH TCI of the MBS service In the case of the state, the PDCCH of the MBS service is received based on the first TCI state.
  • a receiving unit configured to receive the second MAC CE sent by the network device, where the second MAC CE is used to activate N TCI states in the second TCI state list, where N is a positive integer; after determining that the N TCI states are In the case of the PDSCH TCI state of the MBS service, the PDSCH of the MBS service is received based on one TCI state in the N TCI states.
  • the terminal device provided by the embodiments of the present application includes a processor and a memory.
  • the memory is used for storing a computer program
  • the processor is used for calling and running the computer program stored in the memory to execute the above-mentioned TCI state management method of the MBS service.
  • the network device provided by the embodiments of the present application includes a processor and a memory.
  • the memory is used for storing a computer program
  • the processor is used for calling and running the computer program stored in the memory to execute the above-mentioned TCI state management method of the MBS service.
  • the chip provided by the embodiment of the present application is used to implement the above-mentioned TCI state management method of the MBS service.
  • the chip includes: a processor for invoking and running a computer program from the memory, so that the device installed with the chip executes the above-mentioned TCI state management method for the MBS service.
  • the computer-readable storage medium provided by the embodiment of the present application is used to store a computer program, and the computer program enables a computer to execute the above-mentioned TCI state management method for an MBS service.
  • the computer program product provided by the embodiments of the present application includes computer program instructions, and the computer program instructions cause the computer to execute the above-mentioned TCI state management method for the MBS service.
  • the computer program provided by the embodiment of the present application when running on a computer, enables the computer to execute the above-mentioned method for managing the TCI state of the MBS service.
  • a method for TCI state management of MBS services in multicast transmission which configures a TCI state list for terminal equipment, and activates one or more TCI states in the TCI state list through MAC CE, so that based on the activated TCI state A physical downlink channel (such as PDCCH, or PDSCH) for receiving MBS services.
  • the TCI state is used to determine the downlink receiving beam, and the terminal device uses the downlink receiving beam corresponding to the TCI state to receive the physical downlink channel of the MBS service, thereby realizing the beam mode to receive the MBS service in the multicast mode.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • Fig. 2 is the schematic diagram of the Beam sweeping that the embodiment of this application provides;
  • FIG. 3 is a schematic diagram of an SSB provided by an embodiment of the present application.
  • Fig. 4 is the schematic diagram of the SSB burst set cycle that the embodiment of this application provides;
  • FIG. 5 is a schematic diagram of the MBS service provided by an embodiment of the present application being transmitted in a multicast manner and a unicast manner;
  • FIG. 6 is a schematic diagram of transmission of an MBS service provided by an embodiment of the present application through a beam
  • FIG. 7 is a schematic flowchart 1 of a TCI state management method for an MBS service provided by an embodiment of the present application
  • FIG. 8 is a structural diagram of a first MAC CE provided by an embodiment of the present application.
  • FIG. 9 is a schematic flowchart 2 of a TCI state management method for an MBS service provided by an embodiment of the present application.
  • FIG. 10 is a structural diagram of a second MAC CE provided by an embodiment of the present application.
  • FIG. 11 is a schematic diagram 1 of the structure and composition of a TCI state management device for an MBS service provided by an embodiment of the present application;
  • FIG. 12 is a schematic diagram 2 of the structure and composition of a TCI state management apparatus for an MBS service provided by an embodiment of the present application;
  • FIG. 13 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 14 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • FIG. 15 is a schematic block diagram of a communication system provided by an embodiment of the present application.
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • 5G communication systems or future communication systems etc.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal 120 (or referred to as a communication terminal, a terminal).
  • the network device 110 may provide communication coverage for a particular geographic area and may communicate with terminals located within the coverage area.
  • the network device 110 may be an evolved base station (Evolutional Node B, eNB or eNodeB) in an LTE system, or a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN), or the
  • the network device can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, a wearable device, a hub, a switch, a bridge, a router, a network-side device in a 5G network, or a network device in a future communication system.
  • the communication system 100 also includes at least one terminal 120 located within the coverage of the network device 110 .
  • Terminal includes, but is not limited to, connections via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, direct cable connections; and/or another data connection/network; and/or via a wireless interface, e.g. for cellular networks, Wireless Local Area Networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM-FM A broadcast transmitter; and/or a device of another terminal configured to receive/transmit a communication signal; and/or an Internet of Things (IoT) device.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Line
  • WLAN Wireless Local Area Networks
  • WLAN Wireless Local Area Networks
  • digital television networks such as DVB-H networks, satellite networks, AM-FM A broadcast transmitter
  • IoT Internet of Things
  • a terminal arranged to communicate through a wireless interface may be referred to as a "wireless communication terminal", “wireless terminal” or “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular telephones; Personal Communications System (PCS) terminals that may combine cellular radio telephones with data processing, facsimile, and data communications capabilities; may include radio telephones, pagers, Internet/Intranet PDAs with networking access, web browsers, memo pads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or others including radiotelephone transceivers electronic device.
  • PCS Personal Communications System
  • GPS Global Positioning System
  • a terminal may refer to an access terminal, user equipment (UE), subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent, or user device.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), a wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminals in 5G networks or terminals in future evolved PLMNs, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • direct terminal (Device to Device, D2D) communication may be performed between the terminals 120 .
  • the 5G communication system or the 5G network may also be referred to as a new radio (New Radio, NR) system or an NR network.
  • New Radio NR
  • NR New Radio
  • FIG. 1 exemplarily shows one network device and two terminals.
  • the communication system 100 may include multiple network devices, and the coverage of each network device may include other numbers of terminals. This embodiment of the present application This is not limited.
  • the communication system 100 may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • a device having a communication function in the network/system may be referred to as a communication device.
  • the communication device may include a network device 110 and a terminal 120 with a communication function, and the network device 110 and the terminal 120 may be the specific devices described above, which will not be repeated here;
  • the device may further include other devices in the communication system 100, such as other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • 5G Enhanced Mobile Broadband
  • URLLC Ultra-Reliable Low-Latency Communications
  • mMTC Massive Machine-Type Communications
  • eMBB still aims at users' access to multimedia content, services and data, and its demand is growing rapidly.
  • eMBB since eMBB may be deployed in different scenarios, such as indoor, urban, rural, etc., its capabilities and requirements are also quite different, so it cannot be generalized and must be analyzed in detail in combination with specific deployment scenarios.
  • Typical applications of URLLC include: industrial automation, power automation, telemedicine operations (surgery), traffic safety assurance, etc.
  • Typical features of mMTC include: high connection density, small data volume, latency-insensitive services, low cost and long service life of the module.
  • RRC_INACTIVE Radio Resource Control
  • RRC_INACTIVE Radio Resource Control
  • RRC_IDLE state (referred to as idle state): mobility is based on terminal device cell selection and reselection, paging is initiated by the core network (Core Network, CN), and the paging area is configured by the CN. There is no terminal device context and no RRC connection on the base station side.
  • RRC_CONNECTED state (referred to as connected (connected) state for short): there is an RRC connection, and a terminal device context exists on the base station side and the terminal device side.
  • the network side knows that the location of the terminal equipment is at the specific cell level. Mobility is the mobility controlled by the network side. Unicast data can be transmitted between the terminal equipment and the base station.
  • RRC_INACTIVE state (referred to as inactive state): mobility is based on terminal equipment cell selection reselection, there is a connection between CN-NR, terminal equipment context exists on a certain base station, paging is triggered by RAN , the RAN-based paging area is managed by the RAN, and the network side knows the location of the terminal device is based on the RAN-based paging area level.
  • the synchronization signal of 5G is given in the form of SSB, including the primary synchronization signal (Primary Synchronisation Signal, PSS) and the secondary synchronization signal (Secondary Synchronisation Signal, SSS) , and a physical broadcast channel (Physical Broadcast Channel, PBCH), as shown in Figure 3.
  • PSS Primary Synchronisation Signal
  • SSS Secondary Synchronisation Signal
  • PBCH Physical Broadcast Channel
  • MBMS is a technology that transmits data from one data source to multiple UEs by sharing network resources. This technology can effectively utilize network resources while providing multimedia services, and realize the broadcasting and multicast.
  • 3GPP clearly proposes to enhance the support capability for downlink high-speed MBMS services, and determines the design requirements for the physical layer and air interface.
  • eMBMS evolved MBMS
  • SFN Single Frequency Network
  • MBSFN Multimedia Broadcast Multicast Service Single Frequency Network
  • MBSFN uses a uniform frequency to send service data in all cells at the same time, but To ensure synchronization between cells. In this way, the overall signal-to-noise ratio distribution of the cell can be greatly improved, and the spectral efficiency will also be greatly improved accordingly.
  • eMBMS implements service broadcast and multicast based on IP multicast protocol.
  • MBMS has only a broadcast bearer mode and no multicast bearer mode.
  • reception of MBMS services is applicable to UEs in idle state or connected state.
  • SC-PTM Single Cell Point To Multiploint
  • SC-MCCH Single Cell Multicast Control Channel
  • SC-MTCH Single Cell Multicast Transport Channel
  • SC-MCCH and SC-MTCH are mapped to downlink shared channel (Downlink-Shared Channel, DL-SCH), further, DL-SCH is mapped to physical downlink shared channel (Physical Downlink Shared Channel, PDSCH), wherein, SC - MCCH and SC-MTCH belong to logical channels, DL-SCH belongs to transport channels, and PDSCH belongs to physical channels.
  • SC-MCCH and SC-MTCH do not support hybrid automatic repeat request (Hybrid Automatic Repeat reQuest, HARQ) operations.
  • Hybrid Automatic Repeat reQuest Hybrid Automatic Repeat reQuest
  • MBMS introduces a new system information block (System Information Block, SIB) type, namely SIB20.
  • SIB System Information Block
  • the configuration information of the SC-MCCH includes the modification period of the SC-MCCH, the repetition period of the SC-MCCH, and information such as the radio frame and subframe in which the SC-MCCH is scheduled.
  • SFN represents the system frame number of the radio frame
  • mcch-RepetitionPeriod represents the repetition period of SC-MCCH
  • mcch-Offset represents SC-MCCH offset.
  • the SC-MCCH is scheduled through the Physical Downlink Control Channel (PDCCH).
  • PDCCH Physical Downlink Control Channel
  • RNTI Radio Network Tempory Identity
  • SC-RNTI Single Cell RNTI
  • the fixed value of SC-RNTI is FFFC.
  • a new RNTI is introduced, that is, a single cell notification RNTI (Single Cell Notification RNTI, SC-N-RNTI) to identify the PDCCH (such as the notification PDCCH) used to indicate the change notification of the SC-MCCH, optionally, the SC
  • the fixed value of -N-RNTI is FFFB; further, one of the 8 bits (bits) of DCI 1C can be used to indicate the change notification.
  • the configuration information of the SC-PTM is based on the SC-MCCH configured by the SIB20, and then the SC-MCCH configures the SC-MTCH, and the SC-MTCH is used to transmit service data.
  • the SC-MCCH only transmits one message (ie, SCPTMConfiguration), which is used to configure the configuration information of the SC-PTM.
  • the configuration information of SC-PTM includes: Temporary Mobile Group Identity (TMGI), session identifier (session id), group RNTI (Group RNTI, G-RNTI), discontinuous reception (Discontinuous Reception, DRX) configuration information And the SC-PTM service information of neighboring cells, etc.
  • TMGI Temporary Mobile Group Identity
  • session id session identifier
  • group RNTI Group RNTI, G-RNTI
  • discontinuous reception discontinuous Reception
  • DRX discontinuous Reception
  • Downlink discontinuous reception of SC-PTM is controlled by the following parameters: onDurationTimerSCPTM, drx-InactivityTimerSCPTM, SC-MTCH-SchedulingCycle, and SC-MTCH-SchedulingOffset.
  • the downstream SC-PTM service is received only when the timer onDurationTimerSCPTM or drx-InactivityTimerSCPTM is running.
  • SC-PTM business continuity adopts the concept of MBMS business continuity based on SIB15, namely "SIB15+MBMSInterestIndication" mode.
  • SIB15 namely "SIB15+MBMSInterestIndication" mode.
  • the service continuity of the UE in idle state is based on the concept of frequency priority.
  • a new SIB (called the first SIB) is defined, and the first SIB includes the configuration information of the first MCCH.
  • the first MCCH is the control channel of the MBMS service.
  • An SIB is used to configure the configuration information of the control channel of the NR MBMS.
  • the control channel of the NR MBMS may also be called the NR MCCH (that is, the first MCCH).
  • the first MCCH is used to carry the first signaling, and the embodiment of this application does not limit the name of the first signaling.
  • the first signaling is signaling A
  • the first signaling includes at least one first MTCH.
  • the first MTCH is a service channel (also called a data channel or a transmission channel) of the MBMS service
  • the first MTCH is used to transmit MBMS service data (such as NR MBMS service data).
  • the first MCCH is used to configure the configuration information of the traffic channel of the NR MBMS.
  • the traffic channel of the NR MBMS may also be called the NR MTCH (that is, the first MTCH).
  • the first signaling is used to configure a service channel of the NR MBMS, service information corresponding to the service channel, and scheduling information corresponding to the service channel.
  • the service information corresponding to the service channel such as TMGI, session id and other identification information for identifying services.
  • the scheduling information corresponding to the traffic channel for example, the RNTI used when the MBMS service data corresponding to the traffic channel is scheduled, such as G-RNTI, DRX configuration information, and the like.
  • the transmissions of the first MCCH and the first MTCH are both scheduled based on the PDCCH.
  • the RNTI used for scheduling the PDCCH of the first MCCH uses a network-wide unique identifier, that is, a fixed value.
  • the RNTI used by the PDCCH for scheduling the first MTCH is configured through the first MCCH.
  • the first SIB may also be abbreviated as SIB
  • the first MCCH may also be abbreviated as MCCH
  • the first MTCH may also be abbreviated as MTCH.
  • n is an integer greater than or equal to 1 and less than or equal to M.
  • MCCH and MTCH are mapped to DL-SCH, and further, DL-SCH is mapped to PDSCH, wherein MCCH and MTCH belong to logical channels, DL-SCH belongs to transport channels, and PDSCH belongs to physical channels.
  • MBMS services in the above solution include but are not limited to multicast services and multicast services.
  • the embodiments of the present application are described by taking the MBS service as an example, and the description of "MBS service” may also be replaced with "multicast service” or “multicast service” or "MBMS service”.
  • the same cell needs to deliver the MBS service in the multicast mode, and may also transmit the MBS service in the unicast mode for a specific user.
  • the MBS service is transmitted for the user in a unicast manner.
  • the base station sends the MBS service to each user in unicast mode. For example, when there are few users receiving MBS service in the cell, the unicast mode is used. Sending MBS service to each user can effectively improve service transmission efficiency.
  • a shared GTP tunnel (Shared GTP tunnel) may be used between the 5G core network (5G Core network, 5GC) and the gNB.
  • the transmission of MBS services that is, both unicast services and MBS services share this GTP tunnel.
  • the gNB delivers MBS services to a multicast group in a multicast (multicast) manner, and delivers MBS services to a certain UE in a unicast (unicast) manner (UE3 is taken as an example in FIG. 5 ).
  • the multicast group includes one or more UEs (in FIG. 5 , the multicast group includes UE1 and UE2 as an example).
  • FIG. 6 is a schematic diagram of beam transmission of MBS services provided by an embodiment of the present application.
  • MBS data 1 is transmitted through 4 beams
  • MBS data 2 is transmitted through 3 beams
  • MBS 3 is transmitted through 2 beams.
  • the TCI state is used to determine the beam, and different beams correspond to different TCI states, and the "TCI state" may be understood as a "beam”.
  • MBS data 1 is transmitted through 4 PDSCHs, 4 PDSCHs (ie PDSCH1, PDSCH2, PDSCH3 and PDSCH4) and 4 TCI states (ie TCI state 1, TCI state 2, TCI state State 3 and TCI state 4) are in one-to-one correspondence, wherein each TCI state in the 4 TCI states corresponds to a beam, and UE1, UE2, UE3 and UE4 are respectively located within the coverage of one beam, that is, different UEs are in different beams under coverage.
  • the beam where each UE is located changes dynamically.
  • UE1 and UE4 are located in the same beam coverage, UE2 is located in another beam coverage, and UE3 is located in another coverage area. .
  • MBS data 3 UE1 and UE4 are located under the same beam coverage, and UE2 and UE3 are located under another beam coverage.
  • FIG. 7 is a schematic flowchart 1 of a method for managing the TCI state of an MBS service provided by an embodiment of the present application. As shown in FIG. 7 , the method for managing the TCI state of the MBS service includes the following steps:
  • Step 701 The terminal device receives the first MAC CE sent by the network device, where the first MAC CE is used to activate the first TCI state in the first TCI state list.
  • the network device may be a base station, such as a gNB.
  • the terminal device before the terminal device receives the first MAC CE sent by the network device, the terminal device receives the first configuration information sent by the network device, where the first configuration information is used to determine the first TCI state
  • the first TCI state list includes at least one TCI state identifier, and the at least one TCI state identifier belongs to the TCI state identifier of the MBS service.
  • the first configuration information is carried in RRC signaling.
  • the first TCI state list may also be referred to as a PDCCH TCI state list, and the PDCCH TCI state list includes at least one PDCCH TCI state identifier, where the PDCCH TCI state refers to the TCI state used to receive the PDCCH or to determine the The TCI status of the receive beam of the PDCCH.
  • any one of the two schemes can be used for implementation.
  • the at least one TCI state identifier is selected from the first number range in the public number range, and the second number range in the public number range is used to determine the TCI state identifier of the unicast service.
  • a range of TCI status identifiers (ie, the first number range) is reserved for the MBS service as specified by the protocol or reserved by the network side.
  • the current TCI state identification range ie the public number range
  • the protocol stipulates or the network side reserves a TCI state identification range (ie the first number range) from this range ) is ⁇ 0,1,2,...,k ⁇ , which is specially used for MBS service.
  • the remaining TCI state identification range ie, the second number range
  • is ⁇ k+1, K+2, K+3, ..., N ⁇ which can be used for unicast services.
  • the network device may configure the PDCCH TCI state list (ie, the first TCI state list) for the MBS service within the first number range. Specifically, the network device selects one or more TCI state identifiers within the first number range to form a first TCI state list.
  • the network side when configuring the TCI state identifier of the MBS service, the network side ensures that the configured TCI state identifier of each terminal device in the multicast group where the MBS service is located is unique within the cell.
  • Solution 2 The at least one TCI state identifier is selected within the independent numbering range for the MBS service.
  • an independent TCI state identification range (ie, independent numbering range) is specially used for the MBS service according to the protocol specification or the network side configures.
  • the independent numbering range for the MBS service and the independent numbering range for the unicast service are independent of each other and can be numbered separately.
  • the independent numbering range for MBS service is ⁇ 0,1,2,...,N1 ⁇
  • the independent numbering range for unicast service is ⁇ 0,1,2,...,N2 ⁇ .
  • the values can be the same or different.
  • the network device may configure the PDCCH TCI state list (ie, the first TCI state list) for the MBS service within the independent numbering range for the MBS service. Specifically, the network device selects one or more TCI state identifiers within the independent numbering range for the MBS service to form a first TCI state list.
  • the PDCCH TCI state list ie, the first TCI state list
  • Step 702 When the terminal device determines that the first TCI state is the PDCCH TCI state of the MBS service, it receives the PDCCH of the MBS service based on the first TCI state.
  • the terminal device after the terminal device receives the first MAC CE sent by the network device, how to determine whether the first TCI state activated by the first MAC CE is the TCI state of the MBS service or the TCI state of the unicast service needs to be clarified, Specifically, it can be clarified by any one of the following methods.
  • any one of the following manners 1 to 4 may be implemented in combination with the "scheme 1" in the foregoing scheme. Any one of the following manners 1, 2, and 4 may be implemented in combination with the "scheme 2" in the above-mentioned scheme.
  • the PDSCH where the first MAC CE is located is scheduled by the first DCI, and if the first DCI is scrambled by the G-RNTI, the terminal device determines that the first TCI state activated by the first MAC CE is an MBS service PDCCH TCI state; if the first DCI is scrambled by C-RNTI, the terminal device determines that the first TCI state activated by the first MAC CE is the PDCCH TCI state of the unicast service.
  • the structure of the first MAC CE is shown with reference to FIG. 8
  • the first MAC CE includes a TCI state identifier, and the TCI state identifier is used to determine the activated first TCI state.
  • the first MAC CE also includes a serving cell (Serving Cell) identifier and a control resource set (Control Resource Set, CORESET) identifier.
  • the serving cell identifier is used to determine the serving cell where the PDCCH is located
  • the CORESET identifier is used to determine the CORESET where the PDCCH is located.
  • the first MAC CE activates the PDCCH TCI state of the MBS service (that is, the MBS PDCCH TCI state). If the C-RNTI is used to scramble the DCI of the PDSCH where the first MAC CE is located, then the first MAC CE activates the PDCCH TCI state of the unicast service (that is, the unicast PDCCH TCI state).
  • the first MAC CE is associated with the first LCID, and the terminal device determines, based on the first LCID, whether the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service or the PDCCH TCI state of the unicast service state.
  • a new MAC CE is defined as the first MAC CE, and the first TCI state activated by the first MAC CE is distinguished by the LCID associated with the first MAC CE as the TCI state of the MBS service (that is, the MBS PDCCH TCI state) It is also the TCI state of the unicast service (that is, the unicast PDCCH TCI state). For example: if the LCID associated with the first MAC CE is the first LCID, the first MAC CE activates the PDCCH TCI state of the MBS service (that is, the MBS PDCCH TCI state).
  • the LCID associated with the first MAC CE is the second LCID
  • what the first MAC CE activates is the PDCCH TCI state of the unicast service (that is, the unicast PDCCH TCI state).
  • the structure of defining a new MAC CE may be shown with reference to FIG. 8 , or may be different from FIG. 8 .
  • the terminal device determines, based on the TCI state identifier corresponding to the first TCI state, whether the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service or the PDCCH TCI state of the unicast service.
  • the TCI state identifier of the MBS service is different from the TCI state identifier of the unicast service (refer to the above "Scheme 1"), and the corresponding TCI state can be determined by the TCI state identifier is the MBS service.
  • the PDCCH TCI state is also the PDCCH TCI state of the unicast service.
  • the first numbering range in the common numbering range is dedicated to the MBS service
  • the second numbering range in the public numbering range is dedicated to the unicast service
  • the first numbering range and the second numbering range do not have overlapping parts.
  • the TCI state identifier of the TCI state belongs to the first numbering range, then what the first MAC CE activates is the PDCCH TCI state of the MBS service (that is, the MBS PDCCH TCI state). If the TCI state identifier of the first TCI state belongs to the second number range, what the first MAC CE activates is the PDCCH TCI state of the unicast service (that is, the unicast PDCCH TCI state).
  • the first MAC CE carries the CORESET identifier, and as shown in FIG. 8 , the terminal device determines, based on the CORESET identifier, whether the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service, or the unicast state. PDCCH TCI status of the service.
  • an independent CORESET is configured for the PDCCH of the MBS service (distinguished from the CORESET of the PDCCH of the unicast service), and the first TCI state that is activated is distinguished by the CORESET identifier, which is dedicated to the MBS service. If the CORESET identification in the first MAC CE is the first CORESET identification, then what the first MAC CE activates is the PDCCH TCI state of the MBS service (that is, the MBS PDCCH TCI state). If the CORESET identification in the first MAC CE is the second CORESET identification, what the first MAC CE activates is the PDCCH TCI state of the unicast service (that is, the unicast PDCCH TCI state).
  • FIG. 9 is a second schematic flowchart of the TCI state management method of the MBS service provided by the embodiment of the present application. As shown in FIG. 9 , the TCI state management method of the MBS service includes the following steps:
  • Step 901 The terminal device receives the second MAC CE sent by the network device, where the second MAC CE is used to activate N TCI states in the second TCI state list, where N is a positive integer.
  • the network device may be a base station, such as a gNB.
  • the terminal device before the terminal device receives the second MAC CE sent by the network device, the terminal device receives the second configuration information sent by the network device, where the second configuration information is used to determine the second TCI state list, the second TCI state list includes at least one TCI state identifier, and the at least one TCI state identifier belongs to the TCI state identifier of the MBS service.
  • the second configuration information is carried in RRC signaling.
  • the first TCI state list may also be referred to as the PDSCH TCI state list, and the PDSCH TCI state list includes at least one PDSCH TCI state identifier.
  • the PDSCH TCI state refers to the TCI state used to receive PDSCH or used to determine TCI status of the receive beam for PDSCH.
  • any one of the two schemes can be used for implementation.
  • the at least one TCI state identifier is selected from the first number range in the common number range, and the second number range in the public number range is used to determine the TCI state identifier of the unicast service.
  • a range of TCI status identifiers (ie, the first number range) is reserved for the MBS service as specified by the protocol or reserved by the network side.
  • the current TCI state identification range ie the public number range
  • the protocol stipulates or the network side reserves a TCI state identification range (ie the first number range) from this range ) is ⁇ 0,1,2,...,k ⁇ , which is specially used for MBS service.
  • the remaining TCI state identification range ie, the second number range
  • is ⁇ k+1, K+2, K+3, ..., N ⁇ which can be used for unicast services.
  • the network device may configure the PDSCH TCI state list (that is, the second TCI state list) for the MBS service within the first number range. Specifically, the network device selects one or more TCI state identifiers within the first number range to form a first TCI state list.
  • Scheme B The at least one TCI state identifier is selected within an independent numbering range for the MBS service.
  • an independent TCI state identification range (ie, an independent numbering range) is specially used for the MBS service according to the protocol specification or the network side configures.
  • the independent numbering range for the MBS service and the independent numbering range for the unicast service are independent of each other and can be numbered separately.
  • the independent numbering range for MBS service is ⁇ 0,1,2,...,M1 ⁇
  • the independent numbering range for unicast service is ⁇ 0,1,2,...,M2 ⁇ .
  • the values can be the same or different.
  • the network device may configure the PDSCH TCI state list (ie, the second TCI state list) for the MBS service within the independent numbering range for the MBS service. Specifically, the network device selects one or more TCI state identifiers within the independent numbering range for the MBS service to form a first TCI state list.
  • the PDSCH TCI state list ie, the second TCI state list
  • Step 902 In the case where the terminal device determines that the N TCI states are the PDSCH TCI states of the MBS service, the terminal device receives the PDSCH of the MBS service based on one TCI state of the N TCI states.
  • the terminal device after the terminal device receives the second MAC CE sent by the network device, how to determine whether the N TCI states activated by the second MAC CE are the TCI state of the MBS service or the TCI state of the unicast service needs to be clarified, Specifically, it can be clarified by any one of the following methods.
  • any one of the following modes I to IV may be implemented in combination with the "scheme A” in the above scheme. Any one of the following mode I, mode II, and mode IV can be implemented in combination with the "scheme B" in the above scheme.
  • the PDSCH where the second MAC CE is located is scheduled by the second DCI, and if the second DCI is scrambled by the G-RNTI, the terminal device determines that the N TCI states activated by the second MAC CE are MBS services. PDSCH TCI state; if the second DCI is scrambled by the C-RNTI, the terminal device determines that the N TCI states activated by the second MAC CE are the PDSCH TCI states of the unicast service.
  • the structure of the second MAC CE is shown in FIG. 10
  • the first MAC CE includes 8(N-1) ⁇ 8 bits, each bit corresponds to a TCI state identifier, and the value of the bit is used to represent the Whether the TCI state indicated by the corresponding TCI state flag is activated, for example, the value of the bit is 1 to indicate that the TCI state indicated by the corresponding TCI state flag of the comparison is activated (or in the activated state), and the value of the bit is 0 It indicates that the TCI state indicated by the TCI state flag corresponding to the comparison is not activated (or is in a deactivated state).
  • the second MAC CE also includes reserved (R) bits, a serving cell (Serving Cell) identifier, and a BWP identifier.
  • the serving cell identifier is used to determine the serving cell where the PDSCH is located
  • the BWP identifier is used to determine the BWP where the PDSCH is located. If the G-RNTI scrambles the DCI used to schedule the PDSCH where the second MAC CE is located, the second MAC CE activates the PDSCH TCI state of the MBS service (that is, the MBS PDSCH TCI state).
  • the second MAC CE activates the PDSCH TCI state of the unicast service (that is, the unicast PDSCH TCI state).
  • the second MAC CE is associated with a second LCID, and the terminal device determines, based on the second LCID, whether the N TCI states activated by the second MAC CE are the PDSCH TCI states of the MBS service or the PDSCH TCI states of the unicast service state.
  • a new MAC CE is defined as the second MAC CE, and the TCI state activated by the second MAC CE is distinguished by the LCID associated with the second MAC CE whether it is the TCI state of the MBS service (that is, the MBS PDSCH TCI state) or the single state The TCI status of the broadcast service (that is, the unicast PDSCH TCI status). For example: if the LCID associated with the second MAC CE is the first LCID, what the second MAC CE activates is the PDSCH TCI state of the MBS service (that is, the MBS PDSCH TCI state).
  • the LCID associated with the second MAC CE is the second LCID
  • what the second MAC CE activates is the PDSCH TCI state of the unicast service (that is, the unicast PDSCH TCI state).
  • the structure of defining a new MAC CE may be shown with reference to FIG. 10 , or may be different from FIG. 10 .
  • the terminal device determines, based on the TCI state identifiers corresponding to the N TCI states, whether the N TCI states activated by the second MAC CE are the PDSCH TCI state of the MBS service or the PDSCH TCI state of the unicast service.
  • the TCI state identifier of the MBS service is distinguished from the TCI state identifier of the unicast service (refer to the above "Scheme A"), and the corresponding TCI state can be determined by the TCI state identifier is the MBS service.
  • the PDSCH TCI state is also the PDSCH TCI state of the unicast service.
  • the first numbering range in the common numbering range is dedicated to the MBS service
  • the second numbering range in the public numbering range is dedicated to the unicast service
  • the first numbering range and the second numbering range do not overlap, if the second numbering range
  • the TCI state identifier of the TCI state activated by the MAC CE belongs to the first numbering range, then what the second MAC CE activates is the PDCCH TCI state of the MBS service (that is, the MBS PDCCH TCI state).
  • the TCI state identifier of the TCI state activated by the second MAC CE belongs to the second number range, then what the second MAC CE activates is the PDCCH TCI state of the unicast service (that is, the unicast PDCCH TCI state).
  • the second MAC CE carries the first bit field, and the terminal device determines, based on the value of the first bit field, whether the N TCI states activated by the second MAC CE are the PDSCH TCI states of the MBS service, or whether the PDSCH TCI status of the broadcast service.
  • the structure of the second MAC CE is shown in FIG. 10
  • the first bit field can be implemented by the R bit
  • the value of the R bit is used to indicate that the second MAC CE activates the PDSCH TCI state of the MBS service It is also the PDSCH TCI state of the unicast service.
  • the value of the R bit is 1 to indicate that the second MAC CE activates the PDSCH TCI state of the MBS service
  • the value of the R bit is 0 to indicate that the second MAC CE activates the PDSCH TCI state of the unicast service.
  • the terminal device receives the first DCI sent by the network device, where the first DCI is used to indicate M TCI states in the N TCI states, where M is greater than or equal to 1 and less than or equal to The integer of N or M is equal to 1; the terminal device receives the PDSCH of the MBS service based on one TCI state among the M TCI states.
  • M is equal to one.
  • the terminal device receives the PDSCH of the MBS service based on one TCI state indicated by the first DCI.
  • M is an integer greater than 1, eg, M is equal to 8. Not limited to this, the value of M may also be other values.
  • the terminal device selects one TCI state from the M TCI states, and receives the PDSCH of the MBS service based on the TCI state.
  • the terminal device measures M reference signals based on the M TCI states, and selects from the M TCI states based on the measurement results of the M reference signals for receiving PDSCH For example, the TCI state corresponding to the reference signal with the best measurement result is selected to determine the receiving beam of the PDSCH.
  • the first DCI is used to schedule the PDSCH, that is, the first DCI carries the scheduling information of the PDSCH.
  • the first DCI further carries indication information for indicating M TCI states among the N TCI states.
  • the terminal device determines that the M TCI states indicated by the first DCI are PDSCH TCI states of the MBS service; if the first DCI Through C-RNTI scrambling, the terminal device determines that the M TCI states indicated by the first DCI are PDSCH TCI states of a unicast service.
  • FIG. 11 is a schematic structural diagram 1 of a TCI state management apparatus for an MBS service provided by an embodiment of the present application, which is applied to a terminal device.
  • the TCI state management apparatus for the MBS service includes:
  • the receiving unit 1101 is configured to receive the first MAC CE sent by the network device, the first MAC CE is used to activate the first TCI state in the first TCI state list; after determining that the first TCI state is the PDCCH of the MBS service In the case of the TCI state, the PDCCH of the MBS service is received based on the first TCI state.
  • the apparatus further includes:
  • the determining unit 1102 is configured to determine that the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service if the first DCI is scrambled by the G-RNTI; if the first DCI is scrambled by the C- RNTI scrambling, then it is determined that the first TCI state activated by the first MAC CE is the PDCCH TCI state of the unicast service.
  • the apparatus further includes:
  • the determining unit 1102 is configured to determine, based on the first LCID, whether the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service or the PDCCH TCI state of the unicast service.
  • the device further includes:
  • the determining unit 1102 is configured to determine whether the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service or the PDCCH TCI state of the unicast service based on the TCI state identifier corresponding to the first TCI state.
  • the first MAC CE carries a CORESET identity
  • the device further includes:
  • the determining unit 1102 is configured to determine, based on the CORESET identifier, whether the first TCI state activated by the first MAC CE is the PDCCH TCI state of the MBS service or the PDCCH TCI state of the unicast service.
  • the receiving unit 1101 is further configured to receive first configuration information sent by the network device, where the first configuration information is used to determine a first TCI state list, the first TCI state list Including at least one TCI state identifier, the at least one TCI state identifier belongs to the TCI state identifier of the MBS service;
  • the at least one TCI state identifier is selected from the first number range in the common number range, and the second number range in the public number range is used to determine the TCI state identifier of the unicast service.
  • the receiving unit 1101 is further configured to receive first configuration information sent by the network device, where the first configuration information is used to determine a first TCI state list, the first TCI state list Including at least one TCI state identifier, the at least one TCI state identifier belongs to the TCI state identifier of the MBS service;
  • the at least one TCI state identifier is selected within an independent numbering range for the MBS service.
  • FIG. 12 is a second schematic diagram of the structure and composition of an apparatus for managing a TCI state of an MBS service provided by an embodiment of the present application, which is applied to a terminal device.
  • the apparatus for managing the TCI state of an MBS service includes:
  • a receiving unit 1201 configured to receive a second MAC CE sent by a network device, where the second MAC CE is used to activate N TCI states in the second TCI state list, where N is a positive integer; after determining the N TCI states In the case of the PDSCH TCI state of the MBS service, the PDSCH of the MBS service is received based on one TCI state in the N TCI states.
  • the apparatus further includes:
  • the determining unit 1202 is configured to determine that the N TCI states activated by the second MAC CE are the PDSCH TCI states of the MBS service if the second DCI is scrambled by the G-RNTI; if the second DCI is scrambled by the C- RNTI scrambling, then it is determined that the N TCI states activated by the second MAC CE are the PDSCH TCI states of the unicast service.
  • the second MAC CE is associated with a second LCID, and the apparatus further includes:
  • the determining unit 1202 is configured to determine, based on the second LCID, whether the N TCI states activated by the second MAC CE are the PDSCH TCI states of the MBS service or the PDSCH TCI states of the unicast service.
  • the device further includes:
  • a determining unit 1202 configured to determine whether the N TCI states activated by the second MAC CE are the PDSCH TCI states of the MBS service or the PDSCH TCI states of the unicast service based on the TCI state identifiers corresponding to the N TCI states.
  • the second MAC CE carries the first bit field
  • the apparatus further includes:
  • the determining unit 1202 is configured to determine, based on the value of the first bit field, whether the N TCI states activated by the second MAC CE are the PDSCH TCI state of the MBS service or the PDSCH TCI state of the unicast service.
  • the receiving unit 1201 is further configured to receive second configuration information sent by the network device, where the second configuration information is used to determine a second TCI state list, the second TCI state list Including at least one TCI state identifier, the at least one TCI state identifier belongs to the TCI state identifier of the MBS service;
  • the at least one TCI state identifier is selected from the first number range in the common number range, and the second number range in the public number range is used to determine the TCI state identifier of the unicast service.
  • the receiving unit 1201 is further configured to receive second configuration information sent by the network device, where the second configuration information is used to determine a second TCI state list, the second TCI state list Including at least one TCI state identifier, the at least one TCI state identifier belongs to the TCI state identifier of the MBS service;
  • the at least one TCI state identifier is selected within an independent numbering range for the MBS service.
  • the receiving unit 1201 is further configured to receive the first DCI sent by the network device, where the first DCI is used to indicate M TCI states in the N TCI states, where M is An integer greater than or equal to 1 and less than or equal to N, or M is equal to 1; based on one TCI state among the M TCI states, the PDSCH of the MBS service is received.
  • the device further includes:
  • the determining unit 1202 is configured to determine that the M TCI states indicated by the first DCI are PDSCH TCI states of the MBS service if the first DCI is scrambled by the G-RNTI; if the first DCI is scrambled by the C-RNTI scrambling, then it is determined that the M TCI states indicated by the first DCI are PDSCH TCI states of the unicast service.
  • the device further includes:
  • a measurement unit (not shown in the figure), configured to measure the M reference signals based on the M TCI states
  • the determining unit 1202 is further configured to select the one TCI state for receiving the PDSCH from the M TCI states based on the measurement results of the M reference signals.
  • FIG. 13 is a schematic structural diagram of a communication device 1300 provided by an embodiment of the present application.
  • the communication device can be a terminal device or a network device.
  • the communication device 1300 shown in FIG. 13 includes a processor 1310, and the processor 1310 can call and run a computer program from a memory to implement the methods in the embodiments of the present application.
  • the communication device 1300 may further include a memory 1320 .
  • the processor 1310 may call and run a computer program from the memory 1320 to implement the methods in the embodiments of the present application.
  • the memory 1320 may be a separate device independent of the processor 1310, or may be integrated in the processor 1310.
  • the communication device 1300 may further include a transceiver 1330, and the processor 1310 may control the transceiver 1330 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the processor 1310 may control the transceiver 1330 to communicate with other devices, specifically, may send information or data to other devices, or receive other devices Information or data sent by a device.
  • the transceiver 1330 may include a transmitter and a receiver.
  • the transceiver 1330 may further include antennas, and the number of the antennas may be one or more.
  • the communication device 1300 may specifically be the network device of the embodiment of the present application, and the communication device 1300 may implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity .
  • the communication device 1300 may specifically be the mobile terminal/terminal device of the embodiments of the present application, and the communication device 1300 may implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and will not be repeated here.
  • FIG. 14 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 1400 shown in FIG. 14 includes a processor 1410, and the processor 1410 can call and run a computer program from a memory to implement the method in the embodiments of the present application.
  • the chip 1400 may further include a memory 1420 .
  • the processor 1410 may call and run a computer program from the memory 1420 to implement the methods in the embodiments of the present application.
  • the memory 1420 may be a separate device independent of the processor 1410, or may be integrated in the processor 1410.
  • the chip 1400 may further include an input interface 1430 .
  • the processor 1410 can control the input interface 1430 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 1400 may further include an output interface 1440 .
  • the processor 1410 may control the output interface 1440 to communicate with other devices or chips, and specifically, may output information or data to other devices or chips.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
  • the chip can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
  • FIG. 15 is a schematic block diagram of a communication system 1500 provided by an embodiment of the present application. As shown in FIG. 15 , the communication system 1500 includes a terminal device 1510 and a network device 1520.
  • the terminal device 1510 can be used to implement the corresponding functions implemented by the terminal device in the above method
  • the network device 1520 can be used to implement the corresponding functions implemented by the network device in the above method. For brevity, details are not repeated here. .
  • the processor in this embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above method embodiments may be completed by a hardware integrated logic circuit in a processor or an instruction in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Programming logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the steps of the method disclosed in conjunction with the embodiments of the present application may be directly embodied as executed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software modules may be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other storage media mature in the art.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
  • the memory in this embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM), an erasable programmable read-only memory (Erasable PROM, EPROM), an electrically programmable read-only memory (Erasable PROM, EPROM). Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • Volatile memory may be Random Access Memory (RAM), which acts as an external cache.
  • RAM Static RAM
  • DRAM Dynamic RAM
  • SDRAM Synchronous DRAM
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • synchronous link dynamic random access memory Synchlink DRAM, SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
  • Embodiments of the present application further provide a computer-readable storage medium for storing a computer program.
  • the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer program enables the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiments of the present application.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application. , and are not repeated here for brevity.
  • Embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. Repeat.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiments of the present application, For brevity, details are not repeated here.
  • the embodiments of the present application also provide a computer program.
  • the computer program can be applied to the network device in the embodiments of the present application.
  • the computer program When the computer program is run on the computer, it causes the computer to execute the corresponding processes implemented by the network device in each method of the embodiments of the present application. For the sake of brevity. , and will not be repeated here.
  • the computer program may be applied to the mobile terminal/terminal device in the embodiments of the present application, and when the computer program is run on the computer, the mobile terminal/terminal device implements the various methods of the computer program in the embodiments of the present application.
  • the corresponding process for the sake of brevity, will not be repeated here.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program codes .

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Abstract

Les modes de réalisation de la présente demande concernent un procédé et un appareil de gestion d'état TCI de service MBS et un dispositif terminal. Ledit procédé consiste : à recevoir, par un dispositif terminal, un premier CE MAC envoyé par un dispositif réseau, le premier CE MAC étant utilisé pour activer un premier état TCI dans une première liste d'états TCI ; et dans les cas où le dispositif terminal détermine que le premier état TCI est un état TCI PDCCH d'un service MBS, à recevoir un PDCCH du service MBS en fonction du premier état TCI.
PCT/CN2020/101320 2020-07-10 2020-07-10 Procédé et appareil de gestion d'état tci de service mbs et dispositif terminal WO2022006849A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202080101109.8A CN115699650A (zh) 2020-07-10 2020-07-10 Mbs业务的tci状态管理方法及装置、终端设备
PCT/CN2020/101320 WO2022006849A1 (fr) 2020-07-10 2020-07-10 Procédé et appareil de gestion d'état tci de service mbs et dispositif terminal

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