WO2024017218A1 - Procédé de transmission de données et appareil associé - Google Patents

Procédé de transmission de données et appareil associé Download PDF

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Publication number
WO2024017218A1
WO2024017218A1 PCT/CN2023/107788 CN2023107788W WO2024017218A1 WO 2024017218 A1 WO2024017218 A1 WO 2024017218A1 CN 2023107788 W CN2023107788 W CN 2023107788W WO 2024017218 A1 WO2024017218 A1 WO 2024017218A1
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WO
WIPO (PCT)
Prior art keywords
tci state
relationship
pusch
resource set
srs resource
Prior art date
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PCT/CN2023/107788
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English (en)
Chinese (zh)
Inventor
王化磊
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北京紫光展锐通信技术有限公司
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Publication of WO2024017218A1 publication Critical patent/WO2024017218A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • the present application relates to the field of communication technology, and in particular, to a data transmission method and related devices.
  • the terminal in the scenario of data transmission for a single access network device, can obtain the state based on the transmission configuration indicator (TCI) state and/or the unified (unified) TCI state. Airspace information or power control parameters of the physical uplink shared channel (PUSCH), and data transmission is performed based on the airspace information or power control parameters of PUSCH.
  • TCI transmission configuration indicator
  • PUSCH physical uplink shared channel
  • the above data transmission method is no longer applicable, that is, the terminal cannot obtain the airspace information or power control parameters of PUSCH based on TCI state and/or unified TCI state to perform data transmission.
  • Embodiments of the present application provide a data transmission method and related devices, which can obtain corresponding PUSCH transmission information based on TCI state for data transmission in a scenario of data transmission for multiple access network devices.
  • embodiments of the present application provide a data transmission method, which method includes:
  • TCI status at least one transmission configuration indication TCI status, and/or a first relationship; wherein the first relationship includes a corresponding relationship between physical uplink shared channel PUSCH transmission information and TCI status;
  • Data transmission is performed based on the PUSCH transmission information corresponding to the at least one TCI state.
  • a data transmission method is provided.
  • the terminal device obtains at least one transmission configuration indication TCI status and/or a first relationship, and determines at least one TCI status corresponding to the at least one TCI status and/or first relationship.
  • PUSCH transmission information and perform data transmission based on the PUSCH transmission information corresponding to at least one TCI state.
  • data transmission can be carried out based on the PUSCH transmission information corresponding to each TCI status, which solves the current problem based on TCI status and/or unified TCI status.
  • Technical issues regarding the inapplicability of the PUSCH transmission method for multiple access network devices are provided.
  • the method further includes:
  • the first relationship is determined based on the second relationship and/or the third relationship; wherein the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the third relationship includes Correspondence between SRS resource set and TCI status.
  • the above-mentioned first relationship may be determined based on the second relationship and/or the third relationship.
  • the first relationship may be determined based on PUSCH transmission information. and detection parameters
  • the corresponding relationship between the sounding reference signal (SRS) resource set and the corresponding relationship between the SRS resource set and the TCI state is determined to determine the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • the third relationship and/or the second relationship is determined by at least one of the following:
  • Radio resource control RRC messages media access control MAC signaling, downlink control information, and protocol regulations.
  • the third relationship and/or the second relationship can be controlled through radio resources issued by the network side.
  • radio resource control, RRC radio resource control
  • MAC media access control
  • DCI downlink control information
  • the third relationship and/or the second relationship can be determined based on various methods to determine the first relationship to support PUSCH transmission for multiple access network devices based on TCI status.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • each SRS included in the third relationship can be determined by the bits of MAC signaling.
  • the correspondence between the first SRS resource set included in the third relationship and the TCI status, and/or the second SRS resource set included in the third relationship is determined by the bits of MAC signaling.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the MAC signaling bits, and then used to determine the first relationship to support multiple-based TCI state-based PUSCH transmission of access network equipment.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the third relationship includes The corresponding relationship between each SRS resource set and the TCI status can be determined by the bits of MAC signaling.
  • the first SRS resource set included in the third relationship and the first TCI The state corresponds, when the value of the first bit of the MAC signaling is 1, the first SRS resource set included in the third relationship corresponds to the second TCI state; and/or, when the value of the second bit of the MAC signaling When 0, the second SRS resource set included in the third relationship corresponds to the first TCI state.
  • the second SRS resource set included in the third relationship corresponds to Corresponds to the second TCI state.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the bits of MAC signaling, and then used to determine the first relationship to support multiple access network devices based on the TCI state.
  • PUSCH transmission
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • a possible specific implementation method of determining the third relationship by a protocol is provided. Specifically, the corresponding relationship between each SRS resource set included in the third relationship and the TCI status is determined by the protocol content.
  • the third relationship is determined by the protocol content.
  • the first SRS resource set included in the relationship corresponds to the first TCI state
  • the second SRS resource set included in the third relationship corresponds to the second TCI state
  • the first SRS resource set included in the third relationship corresponds to
  • the second TCI state corresponds to the second SRS resource set included in the third relationship and corresponds to the first TCI state.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the protocol content, and then used to determine the first relationship to support TCI state-based access network devices for multiple access network devices.
  • PUSCH transmission
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • PUSCH transmission information corresponding to at least one TCI state includes the transmission timing of PUSCH, Information
  • PUSCH transmission timing information is used for time division transmission
  • PUSCH frequency domain resource information is used for frequency division transmission
  • PUSCH frequency domain resource information is used for frequency division transmission
  • the corresponding PUSCH transmission information includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • data transmission in various transmission scenarios can be carried out based on the PUSCH transmission information corresponding to at least one TCI state, which solves the current problem of multiple access network devices based on TCI state and/or unified TCI state.
  • Technical issues where the PUSCH transmission method is not applicable are not applicable.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the PUSCH transmission information corresponding to each TCI state can be obtained directly based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined by messages or signaling or information issued by the network side. It can be determined by pre-configuration, for example, it can be determined by the content specified in the protocol.
  • the number of time slots in the PUSCH is equal to 2
  • the first TCI state included in the first relationship corresponds to the first time slot
  • the first time slot corresponds to the first PUSCH transmission information, that is, the first TCI state included in the first relationship.
  • One TCI state corresponds to the first PUSCH transmission information; the first pass The second TCI state included in the relationship corresponds to the second time slot, and the second time slot corresponds to the second PUSCH transmission information, that is, the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in PUSCH
  • the mod is a modulo operation.
  • the PUSCH transmission information corresponding to each TCI state can be obtained directly based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined by messages or signaling or information issued by the network side. It can be determined by pre-configuration, for example, it can be determined by the content specified in the protocol.
  • the first TCI state included in the first relationship corresponds to the i-th time slot, and the i-th time slot corresponds to the first PUSCH transmission information, that is, The first TCI state included in the first relationship corresponds to the first PUSCH transmission information; the second TCI state included in the first relationship corresponds to the i+1th time slot, and the i+1th time slot corresponds to the second PUSCH transmission information. , that is, the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first time slot and the second time slot of the K consecutive time slots in the PUSCH correspond to the first TCI state and the second TCI state respectively
  • the first time slot and the second time slot of the K consecutive K time slots correspond to the first TCI state and the second TCI state respectively
  • Other time slots after the time slot continue to correspond to the first TCI state and the second TCI state respectively.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • the PUSCH transmission information corresponding to each TCI state can be obtained directly based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined by messages or signaling or information issued by the network side. It can be determined by pre-configuration, for example, it can be determined by the content specified in the protocol.
  • the first TCI state included in the first relationship corresponds to the jth time slot and the j+1th time slot, and the jth time slot and the jth time slot.
  • the j+1 time slot corresponds to the first PUSCH transmission information, that is, the first TCI state included in the first relationship corresponds to the first PUSCH transmission information;
  • the second TCI state included in the first relationship corresponds to the j+2th time slot and the j+3th time slot, the j+2th time slot and the j+3th time slot correspond to the second PUSCH transmission information, that is, the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first and second time slots of K consecutive time slots in PUSCH correspond to the first TCI state
  • the third and fourth time slots of K consecutive time slots correspond to In the second TCI state
  • the first time slot, the second time slot, the third time slot, and the other time slots after the fourth time slot of K consecutive time slots continue.
  • Each two time slots respectively correspond to the first time slot.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • embodiments of the present application provide a data transmission method, which includes:
  • the first relationship includes a corresponding relationship between the physical uplink shared channel PUSCH transmission information and the TCI status; the at least one TCI status and/or the first relationship A relationship is used for the terminal equipment to determine the PUSCH transmission information corresponding to the at least one TCI state;
  • a data transmission method is provided.
  • the network side device sends at least one transmission configuration indicating the TCI status and/or the first relationship.
  • the at least one transmission configuration indicating the TCI status and/or the first relationship is used for the terminal.
  • the device determines the PUSCH transmission information corresponding to at least one TCI state for data transmission.
  • the network side device and the terminal device perform data transmission.
  • the method further includes:
  • the second relationship and/or the third relationship are used to determine the first relationship, the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the third relationship includes Correspondence between SRS resource set and TCI status.
  • the second relationship and/or the third relationship can be sent, and the above-mentioned relationship is determined based on the second relationship and/or the third relationship.
  • the first relationship may specifically be to determine the corresponding relationship between the PUSCH transmission information and the TCI state based on the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the corresponding relationship between the SRS resource set and the TCI state.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • the third relationship and/or the second relationship is sent through at least one of the following:
  • Radio resource control RRC messages Radio resource control RRC messages, media access control MAC signaling, and downlink control information DCI.
  • the third relationship and/or the second relationship can be through an RRC message issued by the network side, Messages such as MAC signaling and DCI information or signaling or information determination.
  • the third relationship and/or the second relationship can be determined based on various methods to determine the first relationship to support PUSCH transmission for multiple access network devices based on TCI status.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the third relationship is determined by MAC signaling
  • each SRS included in the third relationship Resource set and TCI status The corresponding relationship between states can be determined by the bits of MAC signaling.
  • the third relationship includes the corresponding relationship between the first SRS resource set and the TCI state, and/or the third relationship includes the corresponding relationship between the second SRS resource set and the TCI state.
  • the corresponding relationship is determined by the bits of MAC signaling.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the MAC signaling bits, and then used to determine the first relationship to support multiple-based TCI state-based PUSCH transmission of access network equipment.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the third relationship includes The corresponding relationship between each SRS resource set and the TCI status can be determined by the bits of MAC signaling.
  • the first SRS resource set included in the third relationship corresponds to the first TCI state
  • the first SRS resource set included in the third relationship corresponds to the second TCI state
  • the second SRS resource set included in the third relationship corresponds to the first TCI state
  • the second SRS resource set included in the third relationship corresponds to the second TCI state.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the MAC signaling bits, and then used to determine the first relationship to support multiple interfaces based on the TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • a possible specific implementation method of determining the third relationship by a protocol is provided. Specifically, the corresponding relationship between each SRS resource set included in the third relationship and the TCI status is determined by the protocol content.
  • the third relationship is determined by the protocol content.
  • the first SRS resource set included in the relationship corresponds to the first TCI state
  • the second SRS resource set included in the third relationship corresponds to the second TCI state
  • the first SRS resource set included in the third relationship corresponds to
  • the second TCI state corresponds to the second SRS resource set included in the third relationship and corresponds to the first TCI state.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the protocol content, and then used to determine the first relationship to support TCI state-based access network devices for multiple access network devices.
  • PUSCH transmission
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer The information is used for space division transmission.
  • PUSCH transmission information corresponding to at least one TCI state includes the transmission timing of PUSCH, Information
  • PUSCH transmission timing information is used for time division transmission
  • PUSCH frequency domain resource information is used for frequency division transmission
  • PUSCH frequency domain resource information is used for frequency division transmission
  • the corresponding PUSCH transmission information includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • data transmission in various transmission scenarios can be carried out based on the PUSCH transmission information corresponding to at least one TCI state, which solves the current problem of multiple access network devices based on TCI state and/or unified TCI state.
  • Technical issues where the PUSCH transmission method is not applicable are not applicable.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the PUSCH transmission information corresponding to each TCI state can be obtained directly based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined by messages or signaling or information issued by the network side. It can be determined by pre-configuration, for example, it can be determined by the content specified in the protocol.
  • the number of time slots in the PUSCH is equal to 2
  • the first TCI state included in the first relationship corresponds to the first time slot
  • the first time slot corresponds to the first PUSCH transmission information, that is, the first TCI state included in the first relationship.
  • One TCI state corresponds to the first PUSCH transmission information; the second TCI state included in the first relationship corresponds to the second time slot, and the second time slot corresponds to the second PUSCH transmission information, that is, the second TCI included in the first relationship
  • the status corresponds to the second PUSCH transmission information.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in PUSCH
  • the mod is a modulo operation.
  • the PUSCH transmission information corresponding to each TCI state can be obtained directly based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined by messages or signaling or information issued by the network side. It can be determined by pre-configuration, for example, it can be determined by the content specified in the protocol.
  • the first TCI state included in the first relationship corresponds to the i-th time slot, and the i-th time slot corresponds to the first PUSCH transmission information, that is, The first TCI state included in the first relationship corresponds to the first PUSCH transmission information; the second TCI state included in the first relationship corresponds to the i+1th time slot, and the i+1th time slot corresponds to the second PUSCH transmission information. , that is, the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first time slot and the second time slot of the K consecutive time slots in PUSCH correspond to the first TCI state and the second time slot respectively.
  • the first time slot of the K consecutive time slots and other time slots after the second time slot continue to correspond to the first TCI state and the second TCI state respectively.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • the PUSCH transmission information corresponding to each TCI state can be obtained directly based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined by messages or signaling or information issued by the network side. It can be determined by pre-configuration, for example, it can be determined by the content specified in the protocol.
  • the first TCI state included in the first relationship corresponds to the jth time slot and the j+1th time slot, and the jth time slot and the jth time slot.
  • the j+1 time slot corresponds to the first PUSCH transmission information, that is, the first TCI state included in the first relationship corresponds to the first PUSCH transmission information;
  • the second TCI state included in the first relationship corresponds to the j+2th time slot and the j+3th time slot, the j+2th time slot and the j+3th time slot correspond to the second PUSCH transmission information, that is, the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first and second time slots of K consecutive time slots in PUSCH correspond to the first TCI state
  • the third and fourth time slots of K consecutive time slots correspond to the second TCI state.
  • TCI state, the first time slot, the second time slot, the third time slot, and the other time slots after the fourth time slot of K consecutive time slots continue.
  • Each two time slots respectively correspond to the first TCI state. and second TCI status.
  • the first relationship determined through the embodiments of this application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple access network devices based on TCI states and/or unified TCI states.
  • the PUSCH transmission method is not applicable to technical issues.
  • embodiments of the present application provide a communication device, which includes a module or unit for executing the method described in any one of the first to second aspects.
  • the device includes:
  • a processing unit configured to obtain at least one transmission configuration indication TCI status, and/or a first relationship; wherein the first relationship includes a corresponding relationship between the physical uplink shared channel PUSCH transmission information and the TCI status;
  • the processing unit is further configured to determine the PUSCH transmission information corresponding to the at least one TCI state based on the at least one TCI state and/or the first relationship;
  • the transceiver unit is configured to perform data transmission based on the PUSCH transmission information corresponding to the at least one TCI state.
  • the processing unit is also used to obtain the second relationship and/or the third relationship
  • the processing unit is further configured to determine the first relationship based on the second relationship and/or the third relationship; wherein the second relationship includes the correspondence between the PUSCH transmission information and the sounding reference signal SRS resource set.
  • the third relationship includes the corresponding relationship between the SRS resource set and the TCI status.
  • the third relationship and/or the second relationship is determined by at least one of the following:
  • Radio resource control RRC messages media access control MAC signaling, downlink control information DCI, protocol regulations.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in PUSCH
  • the mod is a modulo operation.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • the device includes:
  • a transceiver unit configured to send at least one transmission configuration indication TCI status, and/or a first relationship; wherein the first relationship includes a corresponding relationship between the physical uplink shared channel PUSCH transmission information and the TCI status; the at least one TCI status and /or the first relationship is used by the terminal equipment to determine the PUSCH transmission information corresponding to the at least one TCI state;
  • the transceiver unit is also used for data transmission with the terminal device.
  • the transceiver unit is also used to send the second relationship and/or the third relationship;
  • the second relationship and/or the third relationship are used to determine the first relationship, the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the third relationship includes Correspondence between SRS resource set and TCI status.
  • the third relationship and/or the second relationship is sent through at least one of the following:
  • Radio resource control RRC messages Radio resource control RRC messages, media access control MAC signaling, and downlink control information DCI.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second slot corresponds to the second PUSCH transmission Information; wherein, the K is the number of time slots in the PUSCH, and the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in PUSCH
  • the mod is a modulo operation.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • embodiments of the present application provide a communication device, which includes a processor.
  • the processor is coupled to a memory and may be used to execute instructions in the memory to implement any one of the above first to second aspects and the method of any possible implementation.
  • the communication device further includes a memory.
  • the communication device further includes a communication interface, and the processor is coupled to the communication interface.
  • embodiments of the present application provide a communication device, including: a logic circuit and a communication interface.
  • the communication interface is used to receive information or send information;
  • the logic circuit is used to receive information or send information through the communication interface, so that the communication device performs any one of the first to second aspects and any of the above.
  • embodiments of the present application provide a computer-readable storage medium, the computer-readable storage medium being used to store a computer program (also called a code, or an instruction); when the computer program is run on a computer
  • a computer program also called a code, or an instruction
  • inventions of the present application provide a computer program product.
  • the computer program product includes: a computer program (which can also be called a code, or an instruction); when the computer program is run, it causes the computer to execute the above-mentioned first step.
  • a computer program which can also be called a code, or an instruction
  • embodiments of the present application provide a chip.
  • the chip includes a processor.
  • the processor is configured to execute instructions. When the processor executes the instructions, the chip performs any of the above first to second aspects. Methods of one aspect and any of the possible embodiments.
  • the chip also includes a communication interface, which is used to receive signals or send signals.
  • embodiments of the present application provide a communication system, which includes at least one communication device as described in the third aspect, or a communication device as described in the fourth aspect, or a communication device as described in the fifth aspect. , or the chip described in the eighth aspect.
  • the process of sending information and/or receiving information in the above method can be understood as Processor output information
  • the processor may output the information to the transceiver (or communication interface, or transmitting module) for transmission by the transceiver. After the information is output by the processor, it may also need to undergo other processing before it reaches the transceiver.
  • the transceiver or communication interface, or sending module
  • the transceiver receives the information and inputs it into the processor.
  • the information may need to undergo other processing before being input to the processor.
  • the sending information mentioned in the foregoing method can be understood as processor output information.
  • receiving information can be understood as the processor receiving input information.
  • the above processor may be a processor specially used to execute these methods, or may be A processor, such as a general-purpose processor, that performs these methods by executing computer instructions in memory.
  • the above-mentioned memory can be a non-transitory memory, such as a read-only memory (Read Only Memory, ROM), which can be integrated on the same chip with the processor, or can be separately provided on different chips.
  • ROM Read Only Memory
  • the above-mentioned at least one memory is located outside the device.
  • the above-mentioned at least one memory is located within the device.
  • part of the at least one memory is located within the device, and another part of the memory is located outside the device.
  • processor and the memory may also be integrated into one device, that is, the processor and the memory may also be integrated together.
  • data can be transmitted based on the PUSCH transmission information corresponding to each TCI state in a scenario where multiple terminals perform data transmission, which solves the current problem of multiple terminals based on TCI state and/or unified TCI state.
  • Figure 1 is a schematic diagram of a communication system provided by an embodiment of the present application.
  • Figure 2 is a schematic flow chart of a data transmission method provided by an embodiment of the present application.
  • Figure 3a is a schematic diagram of MAC signaling provided by an embodiment of the present application.
  • Figure 3b is a schematic diagram of another MAC signaling provided by an embodiment of the present application.
  • Figure 4 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • Figure 5 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of a chip provided by an embodiment of the present application.
  • an embodiment means that a particular feature, structure or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application.
  • the appearances of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
  • Those skilled in the art can understand explicitly and implicitly that in the various embodiments of the present application, if there are no special instructions and logical conflicts, the terminology and/or descriptions between the various embodiments are consistent, and can By referencing each other, technical features in different embodiments can be combined to form new embodiments based on their inherent logical relationships.
  • At least one (item) refers to one or more
  • plural refers to two or more
  • at least two (items) refers to two or three and three or more
  • "and/or” is used to describe the relationship between associated objects, indicating that there can be three relationships.
  • a and/or B can mean: only A exists, only B exists, and A exists at the same time. and B, where A and B can be singular or plural.
  • the character “/” generally indicates that the related objects are in an "or” relationship.
  • At least one of the following” or similar expressions thereof refers to any combination of these items, including any combination of a single item (items) or a plurality of items (items).
  • At least one of a, b or c can mean: a, b, c, "a and b", “a and c", “b and c", or "a and b and c” ”, where a, b, c can be single or multiple.
  • the method provided by this application can be applied to various communication systems, for example, it can be an Internet of things (IoT) system, a narrowband Internet of things (NB-IoT) system, a long term evolution (long term evolution) , LTE) system, it can also be the fifth generation (5th-generation, 5G) communication system, and new communication systems (such as 6G) that will appear in future communication development.
  • IoT Internet of things
  • NB-IoT narrowband Internet of things
  • LTE long term evolution
  • 5G fifth generation
  • new communication systems such as 6G
  • the technical solution provided by this application can also be applied to machine type communication (MTC), long term evolution-machine (LTE-M), and device-to-device (D2D) networks.
  • M2M machine to machine
  • IoT Internet of things
  • the IoT network may include, for example, the Internet of Vehicles.
  • the communication methods in the Internet of Vehicles system are collectively called vehicle-to-everything (V2X, X can represent anything).
  • the V2X can include: vehicle-to-vehicle (V2V) communication, Vehicle to infrastructure (V2I) communication, vehicle to pedestrian (V2P) communication, or vehicle to network (V2N) communication, etc.
  • V2V vehicle-to-vehicle
  • V2I Vehicle to infrastructure
  • V2P vehicle to pedestrian
  • V2N vehicle to network
  • Figure 1 is a schematic diagram of a communication system provided by an embodiment of the present application.
  • the communication system may include at least one access network device and at least one terminal device.
  • the access network equipment may be a next generation node B (next generation node B, gNB), a next generation evolved base station (next generation evolved nodeB, ng-eNB), or access network equipment in future 6G communications, etc. .
  • the access network device can be any device with wireless transceiver functions, including but not limited to the base stations shown above.
  • the base station may also be a base station in a future communication system such as a sixth generation communication system.
  • the access network device may be an access node, a wireless relay node, a wireless backhaul node, etc. in a wireless fidelity (WiFi) system.
  • the access network device may be a wireless controller in a cloud radio access network (cloud radio access network, CRAN) scenario.
  • cloud radio access network cloud radio access network
  • the access network device may be a wearable device or a vehicle-mounted device.
  • the access network device may also be a small station, a transmission and reception point (TRP) (or may also be called a transmission point), etc.
  • TRP transmission and reception point
  • the access network equipment may also be a base station or the like in a public land mobile network (public land mobile network, PLMN) that will evolve in the future.
  • PLMN public land mobile network
  • base stations can be composed of centralized units (CU) and distributed units (DU). That is, the functions of the base station in the access network are split, some functions of the base station are deployed in a CU, and the remaining functions are deployed in a DU. And multiple DUs share one CU, which can save costs and facilitate network expansion.
  • CU can also be divided into CU-control plane (CP) and CU-user plane (user plan, UP).
  • CP CU-control plane
  • UP user plan
  • the base stations may also be open radio access network (ORAN) architectures, etc. This application does not limit the specific type of base stations.
  • the following uses the access network device as a base station as an example to introduce the method involved in this application.
  • the terminal equipment may also be called user equipment (user equipment, UE), terminal, etc.
  • Terminal equipment is a device with wireless transceiver functions that can be deployed on land, including indoors or outdoors, handheld, wearable or vehicle-mounted; it can also be deployed on water, such as on ships; it can also be deployed in the air, such as on On board an airplane, balloon or satellite, etc.
  • the terminal device can be a mobile phone (mobile phone), tablet computer (Pad), computer with wireless transceiver function, virtual reality (VR) terminal device, augmented reality (AR) terminal device, industrial control (industrial control) ), wireless terminals in self-driving, wireless terminals in remote medical, wireless terminals in smart grid, and wireless terminals in transportation safety , wireless terminals in smart cities, wireless terminals in smart homes, etc.
  • the terminal equipment may also be a terminal equipment in a future 6G network or a terminal equipment in a future evolved PLMN, etc.
  • the terminal equipment shown in this application may not only include vehicles in the Internet of Vehicles (such as complete vehicles), but may also include vehicle-mounted equipment or vehicle-mounted terminals in the Internet of Vehicles, etc. This application will not apply to the terminal equipment when it is applied to the Internet of Vehicles.
  • the specific form is not limited.
  • the terminal device as a UE as an example to introduce the method involved in this application.
  • the communication system shown in Figure 1 includes three base stations and six UEs, such as base station 1 to base station 3 and UE1 to UE6 in Figure 1 .
  • UE1 is taken as an example to describe the data transmission between UE1 and base station 1 to base station 3.
  • One or more base stations in base station 1 to base station 3 can send configuration information to UE1 or
  • DCI downlink control information
  • UE1 can send uplink signals such as SRS or physical uplink shared channel (PUSCH) to one or more base stations from base station 1 to base station 3.
  • DCI downlink control information
  • PUSCH physical uplink shared channel
  • FIG. 1 exemplarily shows three base stations and six UEs, as well as communication links between various communication devices.
  • the communication system may include multiple base stations (any number of two or more base stations), and other numbers of UEs may also be included within the coverage of each base station, such as more or less UEs. etc. This application does not limit this.
  • Each of the above communication devices can be configured with multiple antennas.
  • the multiple antennas may include at least one transmitting antenna for transmitting signals and at least one receiving antenna for receiving signals.
  • the embodiments of the present application do not limit the specific structure of each communication device.
  • the communication system may also include other network entities such as a network controller and a mobility management entity, and the embodiments of the present application are not limited thereto.
  • Time-division transmission can be understood as the transmission of signals/channels on different time resources.
  • Frequency division transmission can be understood as signals/channels being transmitted on the same time resources but different frequency domain resources, and/or on part of the same time resources but different frequency domain resources.
  • Spatial division transmission can be understood as signals/channels transmitted on the same time resources and the same frequency domain resources, but the signals/channels belong to different transmission layers, or belong to different redundancy versions (RV) of the same transmission block. ).
  • RV redundancy versions
  • the terminal in the scenario of data transmission for a single access network device, can obtain the airspace information and/or power control parameters of PUSCH based on the TCI state and/or unified TCI state, and Data transmission is performed based on the airspace information and/or power control parameters of PUSCH.
  • the above data transmission method is no longer applicable, that is, the terminal cannot obtain the airspace information and/or functions of PUSCH based on the TCI state and/or unified TCI state. control parameters for data transmission.
  • a new data transmission method is provided , in the scenario of data transmission for multiple access network devices, data can be transmitted based on the PUSCH transmission information corresponding to each TCI state, which solves the current problem of multiple access network devices based on TCI state and/or unified TCI state.
  • the technical issue is that the PUSCH transmission method of the access network equipment is not applicable.
  • TCI status mentioned in this application can be the unified TCI status in version 17 (Release 17, R17), or the unified TCI status of other protocol versions, etc., for which this article does not Make specific restrictions.
  • the unified TCI status function can include the common TCI status of the downlink and the uplink (referred to as the joint mechanism).
  • the joint mechanism can also be used to describe it, such as the first mechanism, etc. , this application does not specifically limit this, and the Joint mechanism will be used to explain it below), and/or different TCI states of the downlink and the uplink (referred to as the Separate mechanism, optionally, other terms can also be used) Description, such as the second mechanism, etc., this application does not impose specific restrictions on this, and will be explained below using the Separate mechanism).
  • the Joint mechanism may mean that one TCI state can be applied to part or all of the downlink channels/signals, and part or all of the uplink channels/signals.
  • the Separate mechanism may mean that the two TCI states are respectively applicable to some or all downlink channels/signals, and some or all uplink channels/signals.
  • one TCI state of network instructions/network configurations/protocol specifications can be applied to part or all of the downlink channels/signals, and part or all of the uplink channels/signals.
  • the Separate mechanism can also be understood as a TCI state of network instructions/network configurations/protocol specifications, which is applicable to some or all downlink channels/signals, or is applicable to some or all uplink channels/signals.
  • Figure 2 is a schematic flow chart of a data transmission method provided by an embodiment of the present application. This data transmission method is applied in the field of communication technology.
  • the data transmission method includes but is not limited to the following steps:
  • the network device sends at least one TCI status and/or the first relationship to the terminal device.
  • the terminal device receives at least one TCI status and/or the first relationship sent by the network device.
  • the first relationship includes a corresponding relationship between physical uplink shared channel PUSCH transmission information and TCI status.
  • PUSCH transmission information may specifically include PUSCH time domain resources and/or frequency domain resources and/or transmission layer information. It may also include information on transmission timing. It may also include PUSCH transmission related parameters, such as modulation and coding methods. coding scheme (MCS), redundancy version (RV), number of layers, time domain resources, frequency domain resources, air domain information, etc.
  • PUSCH transmission information may also be related information used for PUSCH transmission. This article does not impose specific restrictions on this.
  • the first relationship does not necessarily need to be sent by the network device.
  • the terminal device obtains the first relationship based on the second relationship and/or the third relationship, or when the terminal device obtains the first relationship based on the protocol specification, in the above situation, the network device does not need to send the first relationship to the terminal device.
  • the terminal device determines the first relationship please refer to the following steps for details. S202 will not be described here.
  • the terminal device in the embodiment of the present application is a device equipped with a processor that can be used to execute computer execution instructions. It can be a handheld terminal (such as a mobile phone, a tablet computer, etc.) or a vehicle-mounted terminal (such as an autonomous driving system). wireless terminal, etc.), specifically the terminal equipment in Figure 1 (including but not limited to any equipment among UE1 to UE6), used to perform the data transmission method in the embodiment of the present application to solve the current problem of TCI-based Technical issues in which the PUSCH transmission method for multiple access network devices is not applicable to the state and/or unified (unified) TCI state.
  • the network device in the embodiment of the present application is a device equipped with a processor that can be used to execute computer execution instructions. It can be an access network device (such as a base station, a transmission point TRP, etc.). Specifically, it can be the access network in Figure 1 above. Equipment (including but not limited to any equipment in base station 1 to base station 3), used to perform the data transmission method in the embodiment of the present application to solve the current problems based on TCI status and/or unified TCI status. Technical issues in which the PUSCH transmission method of multiple access network devices is not applicable.
  • the terminal device determines the PUSCH transmission information corresponding to at least one TCI state based on at least one TCI state and/or the first relationship.
  • this step S202 can be used as an optional step.
  • step S202 the terminal device can directly perform data transmission based on the obtained PUSCH transmission information corresponding to each TCI state, without limiting the embodiment of the present application to actually executing step S202.
  • step S202 can be an optional step, that is, whether step S202 is executed or not, the terminal device can directly perform the first relationship based on the first relationship. , obtain the PUSCH transmission information corresponding to each TCI status for data transmission.
  • step S202 is an optional step.
  • the above exemplary situation should not be used to limit the embodiments of the present application.
  • Step S202 is other possible application situations of the optional step, and the embodiment of this application does not exhaustively list them.
  • the terminal device may determine the above-mentioned first relationship based on the second relationship and/or the third relationship.
  • the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set
  • the third relationship includes the corresponding relationship between the SRS resource set and the TCI status.
  • the terminal device may determine the corresponding relationship between the PUSCH transmission information and the TCI state based on the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the corresponding relationship between the SRS resource set and the TCI state.
  • the network device does not need to send the first relationship to the terminal device.
  • the first relationship determined through the embodiments of the present application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple interfaces based on TCI state and/or unified TCI state.
  • the above third relationship and/or the second relationship can be determined through RRC messages, and/or MAC signaling, and/or DCI information and other messages or signaling or information issued by the network side, or can be specified by the protocol.
  • the content is determined, and the embodiments of this application do not limit this.
  • the third relationship and/or the second relationship can be determined based on various methods to determine the first relationship to support PUSCH transmission for multiple access network devices based on TCI status.
  • the network device delivers at least one message or signaling among RRC messages, MAC signaling, and DCI information to the terminal device, or information.
  • the terminal device receives at least one of the RRC message, MAC signaling, and DCI information from the network device, and obtains the above-mentioned first message or signaling or information based on the RRC message and/or MAC signaling and/or DCI information. tertiary relations and/or secondary relations.
  • the following description takes the case where the third relationship is determined by MAC signaling as an example.
  • the network device sends MAC signaling to the terminal device, and accordingly, the terminal device receives the MAC signaling from the network device.
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI status can be determined by the bits of MAC signaling.
  • the correspondence between the first SRS resource set included in the third relationship and the TCI status, and/or the second SRS resource set included in the third relationship is determined by the bits of MAC signaling.
  • the first SRS resource set included in the third relationship corresponds to the first TCI state.
  • the first SRS resource set included in the third relationship corresponds to the first TCI state.
  • the first SRS resource set included in the third relationship corresponds to the second TCI state; and/or, when the value of the second bit of the MAC signaling is 0, the second SRS resource set included in the third relationship corresponds to the first TCI state.
  • the state corresponds.
  • the second SRS resource set included in the third relationship corresponds to the second TCI state.
  • the SRS resource set corresponding to the first bit corresponds to the first TCI state
  • the SRS resource set corresponding to the first bit corresponds to the first TCI state
  • the SRS resource set corresponding to one bit corresponds to the second TCI state
  • the SRS resource set corresponding to the second bit corresponds to the second TCI state
  • the SRS resource set corresponding to the second bit corresponds to the second TCI state
  • the SRS resource set corresponding to the first bit may be the first SRS resource set or the second SRS resource set. It can be understood that the SRS resource set corresponding to the second bit may be the first SRS resource set or the second SRS resource set.
  • first bit and the second bit in the embodiment of this application are two different bits in MAC signaling.
  • the first bit may specifically refer to the first bit in the MAC signaling, or may refer to the bit in the MAC signaling used to indicate the corresponding relationship between the first SRS resource set and the TCI state;
  • the second bit may specifically refer to the first bit in the MAC signaling. It may refer to the second bit in the MAC signaling, or it may refer to the bit in the MAC signaling used to indicate the corresponding relationship between the second SRS resource set and the TCI status. This embodiment of the present application does not limit this.
  • first TCI state and the second TCI state in the embodiment of the present application are two different TCI states among the above-mentioned at least one TCI state.
  • the first TCI state may specifically be a TCI state with a smaller ID among the above-mentioned at least one TCI state, or may be the first TCI state among the above-mentioned at least one TCI state;
  • the second TCI state may specifically be the above-mentioned at least one TCI state.
  • the TCI state with a larger ID in one TCI state may also be the second TCI state among the above-mentioned at least one TCI state, and the embodiment of the present application does not limit this.
  • first TCI state may also belong to the first TCI state set; the second TCI state may also belong to the second TCI state set.
  • the first TCI status set and the second TCI status set may respectively correspond to different TRPs.
  • the TRP in this application can be associated with airspace information or slot directions (such as one or a group of beams); or, TRP can be characterized by airspace information or slot directions (such as one or a group of beams); or, TRP It can be characterized by power control parameters.
  • the TRP in this application can be a functional module (for example, implemented using software functions), or it can be implemented through hardware. This application does not limit the implementation method of the TRP.
  • the first SRS resource set in the embodiment of the present application may be an SRS resource set with a smaller ID, or may be an SRS resource set with a smaller ID. Therefore, the first SRS resource set and the second SRS resource set may specifically be an SRS resource set with a larger ID, or may be a second SRS resource set, and the embodiments of this application do not limit this.
  • each SRS resource set in the embodiment of the present application may include one or more SRS resources, wherein the usage of the SRS resources may be configured or indicated as codebook (codebook) or non-codebook (usage). noncodebook).
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the bits of MAC signaling, and then used to determine the first relationship to support multiple interfaces based on the TCI state.
  • FIG. 3a is a schematic diagram of MAC signaling provided by an embodiment of the present application.
  • each SRS resource set included in the third relationship and the TCI state is determined using MAC signaling bits, such as the MAC signaling bits used to update the SRS path loss reference signal.
  • the above corresponding relationship may be determined by using the R bits of MAC signaling. For example, if the R bit in the first byte has a value of 0, it means that the SRS resource set is associated with the first TCI state. If the R bit in the first byte has a value of 1, it means that the SRS resource set is associated with the first TCI state. Set associated with the second TCI state. It can be understood that the identifier of the same path loss reference signal can correspond to the identifiers of different SRS resource sets, but each identifier of the SRS resource set will only have one identifier of the path loss reference signal associated with it.
  • the above corresponding relationship may be determined by using the R bits of MAC signaling. For example, if the first R bit in the second byte has a value of 0, it means that its corresponding SRS resource set (that is, the SRS resource set indicated by the second byte SRS Resource Set ID) is associated with the first TCI status, if the first R bit in the second byte has a value of 1, it indicates that its corresponding SRS resource set (that is, the SRS resource set indicated by the second byte SRS Resource Set ID) is associated Second TCI status.
  • the value of the first R bit in the third byte is 0, it means that its corresponding SRS resource set (that is, the SRS resource set indicated by the third byte SRS Resource Set ID) is associated with the first TCI status, if the first R bit in the third byte has a value of 1, it means that its corresponding SRS resource set (that is, the SRS resource set indicated by the third byte SRS Resource Set ID) is associated with the second TCI status.
  • the terminal device determines the above third relationship and/or the second relationship through the content specified in the protocol.
  • the first SRS resource set included in the third relationship corresponds to the first TCI state
  • the second SRS resource set included in the third relationship corresponds to the second TCI state
  • the first SRS resource included in the third relationship corresponds to the first TCI state
  • first TCI state and the second TCI state in the embodiment of the present application are two different TCI states among the above-mentioned at least one TCI state.
  • the first TCI state may specifically be a TCI state with a smaller ID among the above-mentioned at least one TCI state, or may be the first TCI state among the above-mentioned at least one TCI state;
  • the second TCI state may specifically be the above-mentioned at least one TCI state.
  • the TCI state with a larger ID in one TCI state may also be the second TCI state among the above-mentioned at least one TCI state, and the embodiment of the present application does not limit this.
  • the first SRS resource set in the embodiment of the present application may specifically be an SRS resource set with a smaller ID, or may be the first SRS resource set; the second SRS resource set may specifically be an SRS with a larger ID.
  • the resource set may also be a second SRS resource set, and this embodiment of the present application does not limit this.
  • each SRS resource set in the embodiment of the present application may include one or more SRS resources, wherein the usage of the SRS resources may be configured or indicated as codebook (codebook) or non-codebook (usage). noncodebook).
  • the corresponding relationship between each SRS resource set included in the third relationship and the TCI state can be determined based on the protocol content, and then used to determine the first relationship to support TCI state-based access network devices for multiple access network devices.
  • PUSCH transmission
  • the terminal device can directly obtain the PUSCH transmission information corresponding to each TCI state based on the corresponding relationship between the PUSCH transmission information and the TCI state.
  • the first relationship is the corresponding relationship between TCI status and PUSCH transmission information.
  • the above step S202 can be used as an optional step, that is, regardless of whether step S202 is executed, the terminal device can directly obtain the PUSCH transmission information corresponding to each TCI state based on the first relationship.
  • the corresponding relationship between the PUSCH transmission information and the TCI status does not need to be determined based on the above-mentioned second relationship and/or the third relationship, and it does not need to be determined by the network side issuing messages or signaling or information, but It can be determined through pre-configuration, for example, it can be determined through the content specified in the agreement.
  • the specific agreement content can be divided into the following situations:
  • the first TCI state included in the first relationship corresponds to the first time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the first TCI state included in the first relationship corresponds to the first PUSCH transmission information
  • the TCI state corresponds to the first PUSCH transmission information
  • the second TCI state included in the first relationship corresponds to the second time slot
  • the second time slot corresponds to the second PUSCH transmission information, that is, the second TCI state included in the first relationship Corresponds to the second PUSCH transmission information.
  • the first relationship determined through the embodiments of the present application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple interfaces based on TCI state and/or unified TCI state.
  • the first TCI state included in the first relationship corresponds to the i-th time slot, and the i-th time slot corresponds to the first PUSCH transmission information, that is, the first The first TCI state included in the relationship corresponds to the first PUSCH transmission information; the second TCI state included in the first relationship corresponds to the i+1th time slot, and the i+1th time slot corresponds to the second PUSCH transmission information, that is, The second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • i mod 2 1; i+1 is less than or equal to the number of time slots in PUSCH, and mod is a modulo operation.
  • first time slot and the second time slot of K consecutive time slots of PUSCH correspond to the first TCI state and the second TCI state respectively
  • first time slot and the second time slot of K consecutive time slots correspond to the first TCI state and the second TCI state respectively.
  • Other time slots after the slot continue to correspond to the first TCI state and the second TCI state respectively.
  • the first relationship determined through the embodiments of the present application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple interfaces based on TCI state and/or unified TCI state.
  • the first TCI state included in the first relationship corresponds to the j-th slot and the j+1-th slot
  • the j-th slot and the j+ Time slot 1 corresponds to the first PUSCH transmission information, that is, the first TCI state included in the first relationship corresponds to the first PUSCH transmission information
  • the second TCI state included in the first relationship corresponds to the j+2th time slot and the j+2th time slot.
  • the j+3 time slot, the j+2-th time slot and the j+3-th time slot correspond to the second PUSCH transmission.
  • the transmission information that is, the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first and second time slots of K consecutive time slots of PUSCH correspond to the first TCI state
  • the third and fourth time slots of K consecutive time slots correspond to the second TCI state
  • the first time slot, the second time slot, the third time slot, and the other time slots after the fourth time slot continue for K consecutive time slots.
  • Each two time slots respectively correspond to the first TCI state and Second TCI status.
  • the first relationship determined through the embodiments of the present application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the problem that the current PUSCH transmission method for multiple access network devices based on TCI state is not applicable. technical problem.
  • the first TCI state included in the first relationship corresponds to the first PUSCH transmission information
  • the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first PUSCH transmission information may be PUSCH transmission information corresponding to a frequency domain resource with a lower frequency domain
  • the second PUSCH transmission information may be PUSCH transmission information corresponding to a frequency domain resource with a higher frequency domain
  • the first The PUSCH transmission information may be PUSCH transmission information corresponding to a frequency domain resource with a higher frequency domain
  • the second PUSCH transmission information may be PUSCH transmission information corresponding to a frequency domain resource with a lower frequency domain.
  • first PUSCH transmission information and the second PUSCH transmission information may be PUSCH transmission information corresponding to frequency domain resources in different frequency domains, and this embodiment of the present application does not specifically limit this.
  • the first relationship determined through the embodiments of the present application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple interfaces based on TCI state and/or unified TCI state.
  • the first TCI state included in the first relationship corresponds to the first PUSCH transmission information
  • the second TCI state included in the first relationship corresponds to the second PUSCH transmission information.
  • the first PUSCH transmission information may be PUSCH transmission information corresponding to the first demodulation reference signal (demodulation reference signal, DMRS) port
  • the second PUSCH transmission information may be PUSCH transmission information not corresponding to the first DMRS port.
  • the first PUSCH transmission information may be PUSCH transmission information that does not correspond to the first DMRS port
  • the second PUSCH transmission information may be PUSCH transmission information corresponding to the first DMRS port. This is not done in the embodiment of this application. Specific restrictions.
  • the first relationship determined through the embodiments of the present application can be used to determine the PUSCH transmission information corresponding to each TCI state for data transmission, solving the current problem of multiple interfaces based on TCI state and/or unified TCI state.
  • first TCI state and the second TCI state in the embodiment of the present application are two different TCI states among the above-mentioned at least one TCI state.
  • the first TCI state may specifically be a TCI state with a smaller ID among the above-mentioned at least one TCI state, or may be the first TCI state among the above-mentioned at least one TCI state;
  • the second TCI state may specifically be the above-mentioned at least one TCI state.
  • the TCI state with a larger ID in one TCI state may also be the second TCI state among the above-mentioned at least one TCI state, and the embodiment of the present application does not limit this.
  • the first PUSCH transmission information can be considered as the PUSCH transmission information corresponding to the first time slot among the above K time slots
  • the second PUSCH transmission information can be considered as the above K time slots.
  • the PUSCH transmission information corresponding to the second time slot among the K time slots; or the first PUSCH transmission information can be considered as the PUSCH transmission information corresponding to the second time slot among the K time slots mentioned above, and the second PUSCH transmission information, It can be considered as the PUSCH transmission information corresponding to the first time slot among the above K time slots, and this application does not impose specific restrictions on this.
  • the first PUSCH transmission information can be considered as PUSCH transmission information corresponding to lower frequency domain resources, and the second PUSCH transmission information can be considered as corresponding to higher frequency domain resources.
  • PUSCH transmission information alternatively, the first PUSCH transmission information may be PUSCH transmission information corresponding to a higher frequency domain resource, and the second PUSCH transmission information may be PUSCH transmission information corresponding to a lower frequency domain resource.
  • the first PUSCH transmission information can be considered as the PUSCH transmission information corresponding to the first DMRS port, and the second PUSCH transmission information can be considered as the PUSCH transmission information not corresponding to the first DMRS port;
  • the first PUSCH transmission information may be PUSCH transmission information not corresponding to the first DMRS port, and the second PUSCH transmission information may be PUSCH transmission information corresponding to the first DMRS port, or the first PUSCH transmission information may be It is the PUSCH transmission information corresponding to the redundancy version (RV) indicated by the downlink control information.
  • RV redundancy version
  • the second PUSCH transmission information may not be the PUSCH transmission information corresponding to the redundancy version (RV) indicated by the downlink control information, or the first PUSCH transmission information. , may be the PUSCH transmission information corresponding to the first redundancy version (RV), and the second PUSCH transmission information may not be the PUSCH transmission information corresponding to the first redundancy version (RV).
  • DMRS port is the DMRS port associated with PUSCH
  • RV is the RV associated with PUSCH.
  • the first PUSCH transmission information can also be considered as the PUSCH transmission information corresponding to the first SRS resource indication field, and the second PUSCH transmission information can also be considered as the second SRS resource indication field.
  • the corresponding PUSCH transmission information alternatively, the first PUSCH transmission information can also be considered as the PUSCH transmission information corresponding to the second SRS resource indication field, and the second PUSCH transmission information can also be considered as the PUSCH transmission information corresponding to the first SRS resource indication field.
  • PUSCH transmission information this application does not impose specific restrictions on this.
  • the terminal device performs data transmission with the network device based on the PUSCH transmission information corresponding to at least one TCI state. Specifically, the terminal device sends uplink data to the network device based on the PUSCH transmission information corresponding to at least one TCI state, and accordingly, the network device receives the uplink data from the terminal device.
  • the terminal device After determining the PUSCH transmission information corresponding to at least one TCI state, the terminal device sends uplink data to the network device based on the PUSCH transmission information corresponding to at least one TCI state. Correspondingly, the network device receives the uplink data sent from the terminal device.
  • the information about PUSCH transmission timing can be used for time division transmission; when the PUSCH transmission information corresponding to at least one TCI state includes information about PUSCH frequency domain resources. , the PUSCH frequency domain resource information can be used for frequency division transmission; when the PUSCH transmission information corresponding to at least one TCI state includes PUSCH layer information, the PUSCH layer information can be used for space division transmission.
  • data transmission in various transmission scenarios such as time division transmission, frequency division transmission, and space division transmission can be performed based on the PUSCH transmission information corresponding to at least one TCI status, solving the current problem based on TCI status and/or unified (
  • the technical problem is that the PUSCH transmission method for multiple access network devices in the TCI state of unified) is not applicable.
  • this application also provides a method for determining the corresponding relationship between the SRS resource set and the TCI status.
  • the corresponding relationship between the SRS resource set and the TCI state is determined in a protocol specification manner.
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state; or, the network device reports to the terminal
  • the device delivers at least one message or signaling or information among RRC messages, MAC signaling, and DCI information.
  • the terminal device receives at least one of the RRC message, MAC signaling, and DCI information from the network device, and obtains the above-mentioned SRS based on the RRC message and/or MAC signaling and/or DCI information. Correspondence between resource sets and TCI status.
  • the following takes the case where the correspondence between the SRS resource set and the TCI status is determined by MAC signaling as an example. illustrate.
  • the network device sends MAC signaling to the terminal device, and accordingly, the terminal device receives the MAC signaling from the network device.
  • the corresponding relationship between each SRS resource set and the TCI status can be determined by the bits of MAC signaling.
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC signal.
  • the bits of the command are determined.
  • the first SRS resource set corresponds to the first TCI state.
  • the first SRS resource set corresponds to Corresponds to the second TCI state; and/or, when the value of the second bit of the MAC signaling is 0, the second SRS resource set corresponds to the first TCI state, and when the value of the second bit of the MAC signaling is 1 In the case of , the second SRS resource set corresponds to the second TCI state.
  • the SRS resource set corresponding to the first bit corresponds to the first TCI state
  • the SRS resource set corresponding to the first bit corresponds to the first TCI state
  • the SRS resource set corresponding to one bit corresponds to the second TCI state
  • the SRS resource set corresponding to the second bit corresponds to the second TCI state
  • the SRS resource set corresponding to the second bit corresponds to the second TCI state
  • the SRS resource set corresponding to the first bit may be the first SRS resource set or the second SRS resource set. It can be understood that the SRS resource set corresponding to the second bit may be the first SRS resource set or the second SRS resource set.
  • first bit and the second bit in the embodiment of this application are two different bits in MAC signaling.
  • the first bit may specifically refer to the first bit in the MAC signaling, or may refer to the bit in the MAC signaling used to indicate the corresponding relationship between the first SRS resource set and the TCI state;
  • the second bit may specifically refer to the first bit in the MAC signaling. It may refer to the second bit in the MAC signaling, or it may refer to the bit in the MAC signaling used to indicate the corresponding relationship between the second SRS resource set and the TCI status. This embodiment of the present application does not limit this.
  • first TCI state and the second TCI state in the embodiment of the present application are two different TCI states among the above-mentioned at least one TCI state.
  • the first TCI state may specifically be a TCI state with a smaller ID among the above-mentioned at least one TCI state, or may be the first TCI state among the above-mentioned at least one TCI state;
  • the second TCI state may specifically be the above-mentioned at least one TCI state.
  • the TCI state with a larger ID in one TCI state may also be the second TCI state among the above-mentioned at least one TCI state, and the embodiment of the present application does not limit this.
  • first TCI state may also belong to the first TCI state set; the second TCI state may also belong to the second TCI state set.
  • the first TCI status set and the second TCI status set may respectively correspond to different TRPs.
  • the TRP in this application can be associated with airspace information or slot directions (such as one or a group of beams); or, TRP can be characterized by airspace information or slot directions (such as one or a group of beams); or, TRP It can be characterized by power control parameters.
  • the TRP in this application can be a functional module (for example, implemented using software functions), or it can be implemented through hardware. This application does not limit the implementation method of the TRP.
  • the first SRS resource set in the embodiment of the present application may specifically be an SRS resource set with a smaller ID, or may be the first SRS resource set; the second SRS resource set may specifically be an SRS with a larger ID.
  • the resource set may also be a second SRS resource set, and this embodiment of the present application does not limit this.
  • each SRS resource set in the embodiment of the present application may include one or more SRS resources, wherein the usage of the SRS resources may be configured or indicated as codebook (codebook) or non-codebook (usage). noncodebook).
  • the corresponding relationship between each SRS resource set and the TCI state can be determined based on the MAC signaling bits, and then used to determine the corresponding relationship between the PUSCH transmission information and the TCI state to support the TCI state-based plane.
  • the above corresponding relationship may be determined by using the R bits of MAC signaling. For example, if the R bit in the first byte has a value of 0, it means that the SRS resource set is associated with the first TCI state. If the R bit in the first byte has a value of 1, it means that the SRS resource set is associated with the first TCI state. Set associated with the second TCI state. It can be understood that the identifier of the same path loss reference signal can correspond to the identifiers of different SRS resource sets, but each identifier of the SRS resource set will only have one identifier of the path loss reference signal associated with it.
  • the above corresponding relationship may be determined by using the R bits of MAC signaling. For example, if the first R bit in the second byte has a value of 0, it means that its corresponding SRS resource set (that is, the SRS resource set indicated by the second byte SRS Resource Set ID) is associated with the first TCI status, if the first R bit in the second byte has a value of 1, it indicates that its corresponding SRS resource set (that is, the SRS resource set indicated by the second byte SRS Resource Set ID) is associated Second TCI status.
  • the value of the first R bit in the third byte is 0, it means that its corresponding SRS resource set (that is, the SRS resource set indicated by the third byte SRS Resource Set ID) is associated with the first TCI status, if the first R bit in the third byte has a value of 1, it means that its corresponding SRS resource set (that is, the SRS resource set indicated by the third byte SRS Resource Set ID) is associated with the second TCI status.
  • FIG. 4 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • the communication device 40 may include a transceiver unit 401 and a processing unit 402 .
  • the transceiver unit 401 and the processing unit 402 may be software, hardware, or a combination of software and hardware.
  • the transceiver unit 401 can implement a sending function and/or a receiving function, and the transceiver unit 401 can also be described as a communication unit.
  • the transceiver unit 401 may also be a unit that integrates an acquisition unit and a sending unit, where the acquisition unit is used to implement the receiving function and the sending unit is used to implement the sending function.
  • the transceiver unit 401 can be used to receive information sent by other devices, and can also be used to send information to other devices.
  • the communication device 40 may correspond to the terminal device in the method embodiment shown in FIG. 2 .
  • the communication device 40 may be a terminal device or a chip in the terminal device.
  • the communication device 40 may include units for performing operations performed by the terminal device in the above-mentioned method embodiment shown in FIG. 2, and each unit in the communication device 40 is respectively intended to implement the above-mentioned method shown in FIG. 2.
  • the processing unit 402 is configured to obtain at least one transmission configuration indication TCI status, and/or a first relationship; wherein the first relationship includes a corresponding relationship between the physical uplink shared channel PUSCH transmission information and the TCI status;
  • the processing unit 402 is further configured to determine the PUSCH transmission information corresponding to the at least one TCI state based on the at least one TCI state and/or the first relationship;
  • the transceiver unit 401 is configured to perform data transmission based on the PUSCH transmission information corresponding to the at least one TCI state.
  • processing unit 402 is also used to obtain the second relationship and/or the third relationship;
  • the processing unit 402 is further configured to determine the first relationship based on the second relationship and/or the third relationship; wherein the second relationship includes the relationship between the PUSCH transmission information and the sounding reference signal SRS resource set.
  • the third relationship includes the corresponding relationship between the SRS resource set and the TCI status.
  • the third relationship and/or the second relationship is determined by at least one of the following:
  • Radio resource control RRC messages media access control MAC signaling, downlink control information DCI, protocol regulations.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in PUSCH
  • the mod is a modulo operation.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the method also includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • the communication device 40 may correspond to the network device in the method embodiment shown in FIG. 2 .
  • the communication device 40 may be a network device or a chip in the network device.
  • the communication device 40 may include units for performing the operations performed by the network device in the method embodiment shown in FIG. 2, and each unit in the communication device 40 is respectively intended to implement the method shown in FIG. 2.
  • Transceiver unit 401 configured to send at least one transmission configuration indication TCI status, and/or a first relationship; wherein the first relationship includes a corresponding relationship between the physical uplink shared channel PUSCH transmission information and the TCI status; the at least one TCI status And/or the first relationship is used by the terminal equipment to determine the PUSCH transmission information corresponding to the at least one TCI state;
  • the transceiver unit 401 is also used for data transmission with the terminal device.
  • the transceiver unit 401 is also used to send the second relationship and/or the third relationship;
  • the second relationship and/or the third relationship are used to determine the first relationship, the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the third relationship includes Correspondence between SRS resource set and TCI status.
  • the third relationship and/or the second relationship is sent through at least one of the following:
  • Radio resource control RRC messages Radio resource control RRC messages, media access control MAC signaling, and downlink control information DCI.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on PUSCH frequency domain resources, and the PUSCH frequency domain resource information is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in PUSCH
  • the mod is a modulo operation.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • each unit in the device shown in Figure 4 can be separately or entirely combined into one or several additional units, or one (some) of the units can be further split into more functional units. It is composed of multiple small units, which can achieve the same operation without affecting the realization of the technical effects of the embodiments of the present application.
  • the above units are divided based on logical functions. In practical applications, the function of one unit can also be realized by multiple units, or the functions of multiple units can be realized by one unit. In other embodiments of the present application, the electronic device may also include other units. In practical applications, these functions may also be implemented with the assistance of other units, and may be implemented by multiple units in cooperation.
  • each unit may also refer to the corresponding description of the method embodiment shown in FIG. 2 above.
  • data transmission can be performed based on the PUSCH transmission information corresponding to each TCI state.
  • the method can solve the technical problem that the current PUSCH transmission method for multiple access network devices based on TCI status and/or unified (unified) TCI status is not applicable.
  • FIG. 5 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • the communication device 50 shown in FIG. 5 is only an example.
  • the communication device in the embodiment of the present application may also include other components, or components with similar functions to the components in FIG. 5 , or may not include the components in FIG. 5 All parts.
  • the communication device 50 includes a communication interface 501 and at least one processor 502 .
  • the communication device 50 may correspond to any network element or device among terminal equipment and network equipment.
  • the communication interface 501 is used to send and receive signals, and at least one processor 502 executes program instructions, so that the communication device 50 implements the corresponding process of the method executed by the corresponding device in the above method embodiment.
  • the communication device 50 may correspond to the terminal device in the method embodiment shown in FIG. 2 , for example, the communication device 50 may be a terminal device or a chip in the terminal device.
  • the communication device 50 may include components for performing operations performed by the terminal device in the above method embodiment, and each component in the communication device 50 is respectively intended to implement the operations performed by the terminal device in the above method embodiment. The details can be as follows:
  • TCI status at least one transmission configuration indication TCI status, and/or a first relationship; wherein the first relationship includes a corresponding relationship between physical uplink shared channel PUSCH transmission information and TCI status;
  • Data transmission is performed based on the PUSCH transmission information corresponding to the at least one TCI state.
  • the method further includes:
  • the first relationship is determined based on the second relationship and/or the third relationship; wherein the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the third relationship includes Correspondence between SRS resource set and TCI status.
  • the third relationship and/or the second relationship is determined by at least one of the following:
  • Radio resource control RRC messages media access control MAC signaling, downlink control information DCI, protocol regulations.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • the communication device 50 may correspond to the network device in the method embodiment shown in FIG. 2 .
  • the communication device 50 may be a network device or a chip in the network device.
  • the communication device 50 may include components for performing operations performed by the network device in the above method embodiment, and each component in the communication device 50 is respectively intended to implement the operations performed by the network device in the above method embodiment. The details can be as follows:
  • the first relationship includes a corresponding relationship between the physical uplink shared channel PUSCH transmission information and the TCI status; the at least one TCI status and/or the first relationship A relationship is used for the terminal equipment to determine the PUSCH transmission information corresponding to the at least one TCI state;
  • the method further includes:
  • the second relationship and/or the third relationship are used to determine the first relationship, the second relationship includes the corresponding relationship between the PUSCH transmission information and the sounding reference signal SRS resource set, and the third relationship includes Correspondence between SRS resource set and TCI status.
  • the third relationship and/or the second relationship is sent through at least one of the following:
  • Radio resource control RRC messages Radio resource control RRC messages, media access control MAC signaling, and downlink control information DCI.
  • the third relationship includes information about the first SRS resource set and/or information about the second SRS resource set, where:
  • the corresponding relationship between the first SRS resource set and the TCI state, and/or the corresponding relationship between the second SRS resource set and the TCI state is determined by the MAC
  • the signaling bits are determined.
  • the at least one TCI state includes a first TCI state and/or a second TCI state;
  • the bits determined by the MAC signaling include:
  • the first SRS resource set corresponds to the first TCI state, and/or when the value of the first bit of the MAC signaling is In the case of 1, the first SRS resource set corresponds to the second TCI state; and/or,
  • the second SRS resource set corresponds to the first TCI state, and/or when the value of the second bit of the MAC signaling is In the case of 1, the second SRS resource set corresponds to the second TCI state.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the third relationship includes information of the first SRS resource set and/or information of the second SRS resource set. information, including:
  • the first SRS resource set corresponds to the first TCI state
  • the second SRS resource set corresponds to the second TCI state
  • the first SRS resource set corresponds to the second TCI state
  • the second SRS resource set corresponds to the first TCI state
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on the transmission timing of the PUSCH, and the information on the transmission timing of the PUSCH is used for time division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes information on frequency domain resources of PUSCH, and the information on frequency domain resources of PUSCH is used for frequency division transmission; or,
  • the PUSCH transmission information corresponding to the at least one TCI state includes PUSCH layer information, and the PUSCH layer information is used for space division transmission.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the first time slot
  • the second TCI state corresponds to the second time slot
  • the first time slot corresponds to the first PUSCH transmission information
  • the The second time slot corresponds to the second PUSCH transmission information
  • the K is the number of time slots in the PUSCH
  • the first time slot and the second time slot are two consecutive time slots in the PUSCH.
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the i-th time slot
  • the second TCI state corresponds to the i+1-th time slot
  • the i-th time slot Corresponding to the first PUSCH transmission information
  • the i+1th time slot corresponds to the second PUSCH transmission information
  • the at least one TCI state includes a first TCI state and/or a second TCI state; the method further includes:
  • the first TCI state corresponds to the j-th time slot and the j+1-th time slot
  • the second TCI state corresponds to the j+2-th time slot.
  • the j+3th time slot correspond to the first PUSCH transmission information
  • data transmission can be performed based on the PUSCH transmission information corresponding to each TCI state.
  • the method can solve the technical problem that the current PUSCH transmission method for multiple access network devices based on TCI status and/or unified (unified) TCI status is not applicable.
  • the communication device may be a chip or a chip system
  • the communication device may be a chip or a chip system
  • the chip 60 includes a processor 601 and an interface 602 .
  • the number of processors 601 may be one or more, and the number of interfaces 602 may be multiple. It should be noted that the corresponding functions of the processor 601 and the interface 602 are It can be realized through hardware design, software design, or a combination of software and hardware. There are no restrictions here.
  • the chip 60 may also include a memory 603, which is used to store necessary program instructions and data.
  • the processor 601 can be used to call from the memory 603 the implementation program of the communication method provided by one or more embodiments of the application in one or more devices or network elements in the terminal device, network device, and execute the program. Contains instructions.
  • the interface 602 can be used to output execution results of the processor 601. In this application, the interface 602 may be specifically used to output various messages or information from the processor 601.
  • the processor in the embodiment of the present application can be a central processing unit (Central Processing Unit, CPU).
  • the processor can also be other general-purpose processors, digital signal processors (digital signal processor, DSP), application specific integrated circuits (application specific integrated circuit (ASIC), off-the-shelf programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
  • a general-purpose processor may be a microprocessor or the processor may be any conventional processor, etc.
  • the memory in the embodiment of the present application is used to provide storage space, and data such as operating systems and computer programs can be stored in the storage space.
  • Memory includes but is not limited to random access memory (RAM), read-only memory (ROM), erasable programmable read only memory (EPROM), or portable Read-only memory (compact disc read-only memory, CD-ROM).
  • the embodiment of the present application also provides a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program.
  • the embodiment of the present application further provides a computer program product.
  • the computer program product includes a computer program.
  • the computer program is run on a processor, the method shown in Figure 2 can be implemented.
  • Embodiments of the present application also provide a system that includes at least one communication device 40, communication device 50, or chip 60, as described above, for performing the steps performed by the corresponding device in any embodiment of FIG. 2 above.
  • An embodiment of the present application also provides a processing device, including a processor and an interface; the processor is configured to execute the method in any of the above method embodiments.
  • the above processing device may be a chip.
  • the processing device may be a field programmable gate array (FPGA), a general processor, a digital signal processor (DSP), or an application specific integrated circuit (ASIC).
  • FPGA field programmable gate array
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • SoC system on chip
  • SoC system on chip
  • It can be a central processor unit (CPU), a network processor (NP), a digital signal processor (DSP), or a microcontroller unit (MCU).
  • SoC system on chip
  • SoC system on chip
  • SoC system on chip
  • SoC system on chip
  • SoC system on chip
  • SoC system on chip
  • CPU central processor unit
  • NP network processor
  • DSP digital signal processor
  • MCU microcontroller unit
  • PLD programmable logic device
  • a general-purpose processor may be a microprocessor or the processor may be any conventional processor, etc.
  • the steps of the method disclosed in conjunction with the embodiments of the present application can be directly implemented by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other mature storage media in this field.
  • the storage medium is located in the memory.
  • the processor reads the information in the memory and combines it with its hardware complete into the steps of the above method.
  • non-volatile memory can be read-only memory (ROM), programmable ROM (PROM), erasable programmable read-only memory (erasable PROM, EPROM), electrically removable memory. Erase electrically programmable read-only memory (EPROM, EEPROM) or flash memory. Volatile memory can be random access memory (RAM), which is used as an external cache.
  • RAM random access memory
  • RAM static random access memory
  • DRAM dynamic random access memory
  • SDRAM synchronous dynamic random access memory
  • double data rate SDRAM double data rate SDRAM
  • DDR SDRAM double data rate SDRAM
  • ESDRAM enhanced synchronous dynamic random access memory
  • SLDRAM synchronous link dynamic random access memory
  • direct rambus RAM direct rambus RAM
  • the computer program product includes one or more computer instructions.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer instructions may be stored in or transmitted from one computer-readable storage medium to another, e.g., the computer instructions may be transferred from a website, computer, server, or data center Transmission to another website, computer, server or data center through wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that contains one or more available media integrated.
  • the usable media may be magnetic media (e.g., floppy disks, hard disks, tapes), optical media (e.g., high-density digital video discs (DVD)), or semiconductor media (e.g., solid state disks, SSD)) etc.
  • magnetic media e.g., floppy disks, hard disks, tapes
  • optical media e.g., high-density digital video discs (DVD)
  • DVD digital video discs
  • semiconductor media e.g., solid state disks, SSD
  • the units in each of the above device embodiments correspond completely to the electronic equipment in the method embodiments, and the corresponding modules or units perform corresponding steps.
  • the communication unit transmits the steps of receiving or sending in the method embodiments, except for sending.
  • other steps besides receiving may be performed by the processing unit (processor).
  • the processing unit processor
  • the electronic device can perform some or all of the steps in the embodiments of the present application. These steps or operations are only examples. The embodiments of the present application can also perform other operations or variations of various operations. In addition, various steps may be performed in a different order than those presented in the embodiments of the present application, and it may not be necessary to perform all operations in the embodiments of the present application.
  • the disclosed systems, devices and methods can be Implemented in other ways.
  • the device 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 coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or they may be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in various embodiments 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 are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product.
  • 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 various embodiments of this application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory ROM, random access memory RAM, magnetic disk or optical disk and other various media that can store program codes.

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

Abstract

La présente demande divulgue un procédé de transmission de données et un appareil associé. Le procédé consiste à : acquérir au moins un état d'indicateur de configuration de transmission (TCI) et/ou une première relation, la première relation comprenant une correspondance entre des informations de transmission de canal partagé de liaison montante physique (PUSCH) et l'état TCI ; d'après l'état ou les états TCI et/ou la première relation, déterminer des informations de transmission PUSCH correspondant à l'état ou aux états TCI ; et effectuer une transmission de données d'après les informations de transmission PUSCH correspondant à l'état ou aux états TCI. Selon le procédé de la demande, dans un scénario où la transmission de données est effectuée pour de multiples dispositifs de réseau d'accès, les informations de transmission PUSCH correspondantes peuvent être obtenues d'après un état TCI afin d'effectuer la transmission de données.
PCT/CN2023/107788 2022-07-18 2023-07-17 Procédé de transmission de données et appareil associé WO2024017218A1 (fr)

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CN111431685A (zh) * 2019-01-10 2020-07-17 华为技术有限公司 传输下行信道的方法和装置
CN111901021A (zh) * 2020-02-18 2020-11-06 中兴通讯股份有限公司 确定发送参数、发送功率、phr的方法、装置及介质
US20210136739A1 (en) * 2018-08-30 2021-05-06 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for transmitting uplink signal
CN114175556A (zh) * 2019-07-24 2022-03-11 Oppo广东移动通信有限公司 空间关系确定方法和设备、用户设备和网络设备
CN114337953A (zh) * 2020-09-30 2022-04-12 维沃移动通信有限公司 上行信道参数的确定和配置方法及装置

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US20210136739A1 (en) * 2018-08-30 2021-05-06 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for transmitting uplink signal
CN111431685A (zh) * 2019-01-10 2020-07-17 华为技术有限公司 传输下行信道的方法和装置
CN114175556A (zh) * 2019-07-24 2022-03-11 Oppo广东移动通信有限公司 空间关系确定方法和设备、用户设备和网络设备
CN111901021A (zh) * 2020-02-18 2020-11-06 中兴通讯股份有限公司 确定发送参数、发送功率、phr的方法、装置及介质
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