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WO2023056628A1 - Procédés et appareils de réception de canal de commande de liaison descendante physique - Google Patents

Procédés et appareils de réception de canal de commande de liaison descendante physique Download PDF

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Publication number
WO2023056628A1
WO2023056628A1 PCT/CN2021/122841 CN2021122841W WO2023056628A1 WO 2023056628 A1 WO2023056628 A1 WO 2023056628A1 CN 2021122841 W CN2021122841 W CN 2021122841W WO 2023056628 A1 WO2023056628 A1 WO 2023056628A1
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WIPO (PCT)
Prior art keywords
coreset
tci state
mac
tci
list
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Ceased
Application number
PCT/CN2021/122841
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English (en)
Inventor
Lingling Xiao
Bingchao LIU
Chenxi Zhu
Wei Ling
Yi Zhang
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Priority to PCT/CN2021/122841 priority Critical patent/WO2023056628A1/fr
Publication of WO2023056628A1 publication Critical patent/WO2023056628A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated

Definitions

  • CA carrier aggregation
  • Various embodiments and methods of the present disclosure provide solutions related to how to perform TCI state update or activation for the CORESET in a CC included in a CC list supporting being activated with only one TCI state after reception of an MAC CE indicating two TCI states for update/activation.
  • determining the TCI state to be used for PDCCH reception on the CORESET includes determining one of the first TCI state and the second TCI state that is in a first place or a second place of the MAC CE as the TCI state to be used for PDCCH reception on the CORESET.
  • determining the TCI state to be used for PDCCH reception on the CORESET includes determining one of the first TCI state and the second TCI state that is in a first place of the MAC CE as the TCI state to be used for PDCCH reception on the CORESET in response to that the indicator has one value; and determining one of the first TCI state and the second TCI state that is in a second place different from the first place of the MAC CE as the TCI state to be used for PDCCH reception on the CORESET in response to that the indicator has the other value.
  • determining the TCI state to be used for PDCCH transmission on the CORESET includes determining one of the first TCI state and the second TCI state that is in a first place or a second place of the MAC CE as the TCI state to be used for PDCCH transmission on the CORESET.
  • determining the TCI state to be used for PDCCH transmission on the CORESET includes determining the TCI state to be used for PDCCH transmission on the CORESET according to an indicator.
  • the indicator is an RRC parameter included in a CORESET IE.
  • the method further includes configuring each CORESET in each BWP of each CC in the CC list to be activated with only one TCI state, wherein the MAC-CE indicates only one TCI state.
  • an exemplary UE includes a processor and a wireless transceiver coupled to the processor, the processor is configured to receive, with the wireless transceiver, an MAC-CE indicating at least one TCI state identified with at least one TCI state ID indicated in the MAC-CE for at least one CORESET in at least one BWP in a CC list, wherein the at least one CORESET having a same CORESET ID and each of the at least one CORESET being configured respectively in one BWP in one CC in the CC list; and determine one TCI state for PDCCH reception on a CORESET of the at least one CORESET that is configured in a CC of the CC list and is not able to be activated with more than one TCI state.
  • the processor is further configured to, with the wireless transceiver, receive at least one CC list configuration, wherein the CC list includes at least one CC, and each of the at least one CC includes at least one BWP, and different CC lists includes different CCs.
  • the MAC-CE indicates a first TCI state and a second TCI state.
  • the processor is configured to determine one of the first TCI state and the second TCI state that is in a first place or a second place of the MAC CE as the TCI state to be used for PDCCH reception on the CORESET.
  • the processor is configured to determine one of the first TCI state and the second TCI state that has a smaller TCI state ID as the TCI state to be used for PDCCH reception on the CORESET in response to that the indicator has one value; and determine one of the first TCI state and the second TCI state that has a greater TCI state ID as the TCI state to be used for PDCCH reception on the CORESET in response to that the indicator has the other value.
  • the processor is configured to determine one of the first TCI state and the second TCI state that is in a first place of the MAC CE as the TCI state to be used for PDCCH reception on the CORESET in response to that the indicator has one value; and determine one of the first TCI state and the second TCI state that is in a second place different from the first place of the MAC CE as the TCI state to be used for PDCCH reception on the CORESET in response to that the indicator has the other value.
  • the processor is configured to determine an original TCI state for the CORESET to be the TCI state to be used for PDCCH reception on the CORESET.
  • an exemplary BS includes a processor and a wireless transceiver coupled to the processor, the processor is configured to transmit, with the wireless transceiver, an MAC-CE indicating at least one TCI state identified with at least one TCI state ID indicated in the MAC-CE for at least one CORESET in at least one BWP in a CC list, wherein the at least one CORESET having a same CORESET ID and each of the at least one CORESET being configured respectively in one BWP in one CC in the CC list; and determine one TCI state for PDCCH transmission on a CORESET of the at least one CORESET that is configured in a CC of the CC list and is not able to be activated with more than one TCI state.
  • the processor is configured to determine one of the first TCI state and the second TCI state that has a smaller or greater TCI state ID as the TCI state to be used for PDCCH transmission on the CORESET.
  • the processor is configured to determine one of the first TCI state and the second TCI state that is in a first place or a second place of the MAC CE as the TCI state to be used for PDCCH transmission on the CORESET.
  • the indicator is an RRC parameter included in a CORESET IE.
  • Figure 4 illustrates an exemplary MAC-CE according to the present disclosure
  • an MAC CE indicates a first TCI state and a second TCI state identified by TCI state IDs for all the CORESETs with the same CORESET ID of CORESET #m in all BWPs in all CCs in CC list 100
  • TCI state of CORESET #m in CC 1 will becoming the two TCI states indicated in the MAC-CE.
  • the UE may use the first TCI state and the second TCI state for PDCCH reception on CORESET #m in CC 1 instead of the two original TCI states.
  • FIG. 3 illustrates exemplary MAC-CE 300 according to the present disclosure, herein the MAC-CE indicates a first TCI state (e.g., TCI state identified with TCI state ID 1) and a second TCI state (e.g., TCI state identified with TCI state ID 2) for TCI state activation/update for a CORESET in a CC having the CORESET ID.
  • a first TCI state e.g., TCI state identified with TCI state ID 1
  • a second TCI state e.g., TCI state identified with TCI state ID 2
  • this field indicates a CORESET identified with the CORESET ID
  • the UE may determine the TCI state (s) of all the CORESET (s) with the CORESET ID in the CC list (e.g., CC list 100) for PDCCH reception if the indicated serving cell is included in the CC list, in this example, the length of CORESET ID is 4 bits;
  • CORESET ID indicated in MAC-CE 300 is CORESET ID #m
  • the TCI states activated with CORESET #m in CC 1 may be updated to be TCI state 1 and TCI state 2
  • the UE may assume that the DM-RS antenna port associated with PDCCH reception on CORESET #m in CC 1 is quasi co-located with the one or more RS configured by the TCI state 1 and TCI state 2 respectively after the reception of MAC-CE 300, wherein the TCI state 1 means a TCI state with TCI state ID 1, and TCI state 2 means a TCI state with TCI state ID 2.
  • TCI state 1 is in the first place of MAC CE 300
  • TCI state 2 is in the second place of MAC CE 300
  • the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will be updated to be TCI state 1 for PDCCH reception; i.e., the UE may assume that the DM-RS antenna port associated with PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 1.
  • MAC-CE 400 may include some more field (s) that not illustrated in Figure 4.
  • the UE may determine one of TCI state 1 and TCI state 2 that has a greater TCI state ID as the TCI state to be used for PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 after the reception of MAC-CE 300.
  • the UE may determine one of TCI state 1 and TCI state 2 that is in the first place as the TCI state to be used for PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 after the reception of MAC-CE 300; if the indicator is 1, i.e.
  • the UE may determine one of TCI state 1 and TCI state 2 that is in the second place as the TCI state to be used for PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 after the reception of MAC-CE 300.
  • CORESET IEs e.g., the CORESET IE 500
  • the UE may determine one of TCI state 1 and TCI state 2 that is in the second place as the TCI state to be used for PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 after the reception of MAC-CE 300.
  • TCI state 1 is in the first place, and TCI state is in the second place
  • the indicator is 0, the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will become TCI state 1 for PDCCH reception; i.e., the UE may assume that the DM-RS antenna port associated with PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 1;
  • the indicator is 1, the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will be updated to be TCI state 2 for PDCCH reception; i.e., the UE may assume that the DM-RS antenna port associated with PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 2.
  • the UE may determine one of TCI state 1 and TCI state 2 that is in the second place as the TCI state to be used for PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 after the reception of MAC-CE 300; if the indicator is 1, i.e.
  • the indicator is an RRC parameter
  • the RRC parameter included in CORESET IE for CORESET #m in CC2 and the RRC parameter included in CORESET IE for CORESET #m in CC3 have the same value.
  • the RRC parameter included in CORESET IE for CORESET #m in CC2 and the RRC parameter included in CORESET IE for CORESET #m in CC3 may have different values.
  • the UE receives an MAC-CE for TCI state update of a CORESET in a serving cell; herein the MAC-CE indicates a CORESET ID, a first TCI state, and a second TCI state; TCI state of all the CORESET (s) with the CORESET ID in CC (s) in the configured CC list which support two TCI states may be update with the first TCI state and the second TCI state; and regarding all the CORESET (s) with the CORESET ID in CC (s) in the configured CC list which support only one TCI state, the UE may assume that the DM-RS antenna port associated with PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by the original TCI state. That is the MAC-CE for TCI state will not apply to this kind of CORESET.
  • the UE may receive a CC list configuration for the CC list, wherein the CC list includes at least one CC, and each of the at least one CC includes at least one BWP.
  • the CC list configuration configures each CORESET in each BWP in each CC of the CC list to support the same number of TCI state (s) .
  • all CORESETs in CC list 100 support only one TCI state.
  • CORESET #m in CC 1 CORESET #m in CC 2
  • CORESET #m in CC 3 support only one TCI state; besides, all other CORESETs support only one TCI state.
  • the MAC-CE for TCI state update for a CORESET in a CC indicates only one TCI state.
  • all CORESETs in CC list 100 support two TCI states.
  • CORESET #m in CC 1 CORESET #m in CC 2
  • CORESET #m in CC 3 support two TCI states; besides, all other CORESETs support two TCI states.
  • the MAC-CE for TCI state update for a CORESET in a CC indicates up to two TCI states.
  • the present disclosure provides various methods on UE side. It is appreciated that the BS perform corresponding methods according to the present disclosure.
  • method 600 further includes transmitting at least one CC list configuration (e.g., a CC list configuration for CC list 100) , wherein the CC list includes at least one CC, and each of the at least one CC includes at least one BWP, and different CC lists includes different CCs, that is, a same CC cannot be configured in more than one CC list.
  • at least one CC list configuration e.g., a CC list configuration for CC list 100
  • the CC list includes at least one CC
  • each of the at least one CC includes at least one BWP
  • different CC lists includes different CCs, that is, a same CC cannot be configured in more than one CC list.
  • the MAC-CE indicates a first TCI state and a second TCI state identified by TCI state IDs for the CORESETs having the CORESET ID, wherein the CORESET ID and TCI state IDs are indicated in the MAC CE. If some CORESETs having the CORESET ID only support one TCI state, the BS may determine one TCI state to be used for PDCCH transmission on these CORESETs.
  • FIG. 3 illustrates exemplary MAC-CE 300 according to the present disclosure, herein the MAC-CE indicates a first TCI state (e.g., TCI state identified with TCI state ID 1) and a second TCI state (e.g., TCI state identified with TCI state ID 2) for TCI state activation/update for CORESET in a CC having the CORESET ID. It is appreciated that MAC-CE 300 may contain some more field (s) not illustrated in Figure 3.
  • the TCI states activated for CORESET #m in CC 1 may be updated to be TCI state 1 and TCI state 2, that is the DM-RS antenna port associated with PDCCH transmission on CORESET #m in CC 1 is quasi co-located with the one or more RS configured by the TCI state 1 and TCI state 2 respectively after the transmission of MAC-CE 300, wherein the TCI state 1 means a TCI state with TCI state ID 1, and TCI state 2 means a TCI state with TCI state ID 2.
  • CORESET #m in CC 2 and CORESET #m in CC 3 support only one TCI state
  • the BS needs to made the determination which TCI state is used for PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 after the transmission of MAC-CE 300.
  • the BS may determine one of TCI state 1 and TCI state 2 that has a smaller TCI state ID as the TCI state to be used for PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 after the transmission of MAC-CE 300.
  • TCI state 2 has a smaller TCI state ID than TCI state 1
  • the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will be updated to be TCI state 2 for PDCCH transmission; i.e., the DM-RS antenna port associated with PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 2.
  • the BS may determine one of TCI state 1 and TCI state 2 that is in the first place as the TCI state to be used for PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 after the reception of MAC-CE 300.
  • TCI state 1 is in the first place of MAC CE 300
  • TCI state 2 is in the second place of MAC CE 300
  • the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will be updated to be TCI state 1 for PDCCH transmission; i.e., the DM-RS antenna port associated with PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 1.
  • the BS may determine one of TCI state 1 and TCI state 2 that is in the second place as the TCI state to be used for PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 after the transmission of MAC-CE 300.
  • the BS may determine one of TCI state 1 and TCI state 2 that has a smaller TCI state ID as the TCI state to be used for PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 after the transmission of MAC-CE 300; if the indicator is 1, i.e., the one-bit field in the MAC-CE is 1, or the RRC parameters for both CORESET IEs of CORESET #m in CC 2 and CORESET #m in CC 3 are 1, the BS may determine one of TCI state 1 and TCI state 2 that has a greater TCI state ID as the TCI state to be used for P
  • TCI state 2 has a smaller TCI state ID than TCI state 1, if the indicator is 0, the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will be updated to be TCI state 2 for PDCCH transmission; i.e., the DM-RS antenna port associated with PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 2; if the indicator is 1, the TCI state of CORESET #m in CC 2 and the TCI state of CORESET #m in CC 3 will be updated to be TCI state 1 for PDCCH transmission; i.e., the DM-RS antenna port associated with PDCCH reception on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by TCI state 1.
  • the RRC parameters added in the CORESET IEs for different CORESETs in different CCs in the CC list that even have the same CORESET ID may be different.
  • the BS transmits an MAC-CE for TCI state update of a CORESET in a serving cell; herein the MAC-CE indicates a CORESET ID, a first TCI state, and a second TCI state; all the CORESET (s) with the CORESET ID in CC (s) in the configured CC list which support two TCI states may be update with the first TCI state and the second TCI state; and regarding all the CORESET (s) with the CORESET ID CC (s) in in the configured CC list which support only one TCI state, the DM-RS antenna port associated with PDCCH transmission on CORESET #m in CC 2 and CORESET #m in CC 3 is quasi co-located with the one or more RS configured by the original TCI state. That is the MAC-CE for TCI state will not apply to this kind of CORESET.
  • all the CORESETs in a CC list support only one TCI state or are activated with only one TCI state; or all the CORESETs in a CC list support two TCI states or are activated with up to two TCI states.
  • all CORESETs in CC list 100 support two TCI states.
  • CORESET #m in CC 1 CORESET #m in CC 2
  • CORESET #m in CC 3 support two TCI states; besides, all other CORESETs support two TCI states.
  • the MAC-CE for TCI state update for a CORESET in a CC indicates up to two TCI states.
  • the present disclosure provides various methods and embodiments to determine a TCI state for CORESETs with same CORESET ID (indicated in the MAC-CE) in a CC that are activated with or support only one TCI state in a CC list when an MAC-CE simultaneously activates two TCI states of CORESET with the same CORESET ID in the CC list.
  • the one of the two TCI states indicated in the MAC-CE in the first place or in the second place will be determined as the TCI state for CORESETs with the same CORESET ID in a CC that are activated with or support only one TCI state.
  • the MAC-CE indicates a first TCI state and a second TCI state.
  • processor 820 is configured to determine one of the first TCI state and the second TCI state that has a smaller or greater TCI state ID as the TCI state to be used for PDCCH reception on the CORESET.
  • processor 820 is configured to determine an original TCI state for the CORESET to be the TCI state to be used for PDCCH reception on the CORESET.
  • apparatus 900 may include at least wireless transceiver circuitry 910 and processor 920, wherein wireless transceiver 910 may be coupled to processor 920. Furthermore, apparatus 900 may include non-transitory computer-readable medium 930 with computer-executable instructions 940 stored thereon, wherein non-transitory computer-readable medium 930 may be coupled to processor 920, and computer-executable instructions 940 may be configured to be executable by processor 920. In some embodiments, wireless transceiver 910, non-transitory computer-readable medium 930, and processor 920 may be coupled to each other via one or more local buses.
  • Processor 920 is configured to cause the apparatus 900 at least to perform, with wireless transceiver 910, any one of the various methods (e.g., method 600) and embodiments described above which are performed by a BS according to the present disclosure.
  • processor 920 is configured to determine one of the first TCI state and the second TCI state that is in a first place or a second place of the MAC CE as the TCI state to be used for PDCCH transmission on the CORESET.
  • processor 920 is configured to determine the TCI state to be used for PDCCH transmission on the CORESET according to an indicator.
  • processor 920 is configured to determine one of the first TCI state and the second TCI state that is in a first place of the MAC CE as the TCI state to be used for PDCCH transmission on the CORESET in response to that the indicator has one value; and determine one of the first TCI state and the second TCI state that is in a second place different from the first place of the MAC CE as the TCI state to be used for PDCCH transmission on the CORESET in response to that the indicator has the other value.
  • processor 920 is further configured to, with the wireless transceiver, configure each CORESET in each BWP of each CC in the CC list to be activated with only one TCI state, wherein the MAC-CE indicates only one TCI state.
  • processors 820 or 920 may include, but is not limited to, at least one hardware processor, including at least one microprocessor such as a CPU, a portion of at least one hardware processor, and any other suitable dedicated processor such as those developed based on for example Field Programmable Gate Array (FPGA) and Application Specific Integrated Circuit (ASIC) . Further, processors 820 or 920 may also include at least one other circuitry or element not shown in Figure 7 or Figure 8.
  • processors 820 or 920 may include, but is not limited to, at least one hardware processor, including at least one microprocessor such as a CPU, a portion of at least one hardware processor, and any other suitable dedicated processor such as those developed based on for example Field Programmable Gate Array (FPGA) and Application Specific Integrated Circuit (ASIC) .
  • processors 820 or 920 may also include at least one other circuitry or element not shown in Figure 7 or Figure 8.
  • non-transitory computer-readable mediums 830 or 930 may include at least one storage medium in various forms, such as a volatile memory and/or a non-volatile memory.
  • the volatile memory may include, but is not limited to, for example, an RAM, a cache, and so on.
  • the non-volatile memory may include, but is not limited to, for example, an ROM, a hard disk, a flash memory, and so on.
  • non-transitory computer-readable mediums 830 or 930 may include, but is not limited to, an electric, a magnetic, an optical, an electromagnetic, an infrared, or a semiconductor system, apparatus, or device or any combination of the above.
  • exemplary apparatus 800 or 900 may also include at least one other circuitry, element, and interface, for example antenna element, and the like.
  • circuitries, parts, elements, and interfaces in exemplary apparatus 800 or 900 may be coupled together via any suitable connections including, but not limited to, buses, crossbars, wiring and/or wireless lines, in any suitable ways, for example electrically, magnetically, optically, electromagnetically, and the like.
  • controllers, flowcharts, and modules may also be implemented on a general purpose or special purpose computer, a programmed microprocessor or microcontroller and peripheral integrated circuit elements, an integrated circuit, a hardware electronic or logic circuit such as a discrete element circuit, a programmable logic device, or the like.
  • any device that has a finite state machine capable of implementing the flowcharts shown in the figures may be used to implement the processing functions of the present disclosure.

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Abstract

L'invention concerne des procédés et des appareils pour mettre à jour simultanément un état d'indication de configuration de transmission (TCI) d'au moins un ensemble de ressources de commande (CORESET) avec le même identificateur (ID) de CORESET dans chaque partie de bande passante (BWP) d'une liste de porteuses composantes (CC). Un mode de réalisation de la présente demande concerne un procédé mis en œuvre par un équipement utilisateur. Le procédé comprend les étapes consistant à : recevoir un élément de commande (CE) de commande d'accès au support (MAC) indiquant au moins un état TCI identifié avec au moins un ID d'état TCI indiqué dans le MAC-CE pour au moins un CORESET dans au moins une BWP dans une liste de CC, le ou les CORESET ayant un même ID de CORESET et chacun desdits CORESET étant configuré respectivement dans une BWP dans une CC dans la liste de CC ; et déterminer un état TCI pour une réception de PDCCH sur un CORESET du ou des CORESET qui est configuré dans une CC de la liste de CC et n'est pas apte à être activé avec plus d'un état TCI.
PCT/CN2021/122841 2021-10-09 2021-10-09 Procédés et appareils de réception de canal de commande de liaison descendante physique Ceased WO2023056628A1 (fr)

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Citations (3)

* Cited by examiner, † Cited by third party
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CN111106907A (zh) * 2018-10-26 2020-05-05 维沃移动通信有限公司 传输配置指示tci状态的指示方法及终端
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