DATA TRANSMISSION METHOD AND APPARATUS
    31.
    发明公开

    公开(公告)号:US20240107361A1

    公开(公告)日:2024-03-28

    申请号:US18523778

    申请日:2023-11-29

    CPC classification number: H04W28/0257 H04W28/0278 H04W72/1263 H04W92/10

    Abstract: This application provides a data transmission method and apparatus. The data transmission method includes: determining a maximum communications data amount of a terminal device in a first time period, where the first time period is a transmission period of a periodic service, and the maximum communications data amount in the first time period is less than a maximum communications data amount of continuous communication in the first time period; and sending the maximum communications data amount of the terminal device in the first time period.

    Random access method and apparatus
    34.
    发明授权

    公开(公告)号:US11601982B2

    公开(公告)日:2023-03-07

    申请号:US16931045

    申请日:2020-07-16

    Abstract: Example random access methods and apparatuses are provided. One example method includes: receiving SUL configuration information, where the SUL configuration information includes at least one first SUL resource and at least one SUL selection threshold that are corresponding to a first SSB; determining, based on a downlink measurement value of the first SSB and the at least one SUL selection threshold, a carrier resource used for random access, where the carrier resource includes one of the at least one first SUL resource or includes a non-SUL resource corresponding to the first SSB; and performing random access on the determined carrier resource.

    Carrier switching method, apparatus, and system for multi-carrier communication

    公开(公告)号:US11540278B2

    公开(公告)日:2022-12-27

    申请号:US16874761

    申请日:2020-05-15

    Abstract: This application discloses a carrier switching solution for multi-carrier communication. A network device sends configuration information to a terminal. The configuration information includes first uplink carrier information and second uplink carrier information. The first uplink carrier information indicates that a first uplink carrier is an SRS switching-from uplink carrier. The second uplink carrier information indicates that a second uplink carrier is an SRS switching-to uplink carrier. At least one of the first uplink carrier and the second uplink carrier belongs to a cell including a supplementary uplink (SUL) carrier. The terminal may determine the SRS switching-from uplink carrier and the SRS switching-to uplink carrier in a plurality of configured uplink carriers based on the configuration information.

    Method for sending random access preamble, method for receiving random access preamble, and apparatus

    公开(公告)号:US11330634B2

    公开(公告)日:2022-05-10

    申请号:US16786512

    申请日:2020-02-10

    Abstract: A method for receiving a random access preamble includes: sending, by a network device, a broadcast message, where the broadcast message is used to configure an NR uplink resource and an SUL resource, and the NR uplink resource and the SUL resource are used to send a random access preamble; sending, by the network device, first indication information and second indication information to a terminal device, where the first indication information is used to indicate the NR uplink resource or the SUL resource, and second indication information is used to indicate a first random access preamble; and receiving, by the network device, the first random access preamble on the resource indicated by the first indication information.

    Uplink resource grant methods and apparatus

    公开(公告)号:US11252755B2

    公开(公告)日:2022-02-15

    申请号:US16713588

    申请日:2019-12-13

    Abstract: An uplink resource grant method includes receiving, by a terminal, configuration information from a network device, where the configuration information includes information about a first uplink resource and information about a second uplink resource, and searching, by the terminal, a search space for a downlink control channel to obtain grant information. The search space includes a first control channel candidate set when the downlink control channel carries grant information of the first (or the second) uplink resource, and the search space includes a second control channel candidate set when the downlink control channel carries grant information of the second (or the first) uplink resource or grant information of a downlink resource. The first control channel candidate set is the same as the second control channel candidate set.

    Transmission of time unit pattern information corresponding to a slot set

    公开(公告)号:US11076402B2

    公开(公告)日:2021-07-27

    申请号:US16460070

    申请日:2019-07-02

    Abstract: Embodiments of this application provide a data transmission method, an apparatus, and a system, and relate to the field of communications technologies, to resolve a problem that two carriers cannot be deployed overlapping with each other. The method includes: determining a transmission time unit pattern corresponding to a slot set, where the transmission time unit pattern is used to indicate a symbol location at which a transmission time unit in a slot in the slot set is located, and a quantity of symbols included in the transmission time unit is less than a quantity of symbols included in the slot; and sending a notification message to a terminal device, where the notification message includes information about the slot set and information about the transmission time unit pattern, and the information about the transmission time unit is used to indicate the transmission time unit pattern.

    CARRIER SWITCHING METHOD, APPARATUS, AND SYSTEM FOR MULTI-CARRIER COMMUNICATION

    公开(公告)号:US20200280987A1

    公开(公告)日:2020-09-03

    申请号:US16874761

    申请日:2020-05-15

    Abstract: This application discloses a carrier switching solution for multi-carrier communication. A network device sends configuration information to a terminal. The configuration information includes first uplink carrier information and second uplink carrier information. The first uplink carrier information indicates that a first uplink carrier is an SRS switching-from uplink carrier. The second uplink carrier information indicates that a second uplink carrier is an SRS switching-to uplink carrier. At least one of the first uplink carrier and the second uplink carrier belongs to a cell including a supplementary uplink (SUL) carrier. The terminal may determine the SRS switching-from uplink carrier and the SRS switching-to uplink carrier in a plurality of configured uplink carriers based on the configuration information.

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