Method for transmitting and receiving data in wireless communication system, and device for supporting same

    公开(公告)号:US10772007B2

    公开(公告)日:2020-09-08

    申请号:US16098835

    申请日:2017-04-28

    Abstract: The present invention relates to a method and a device for transmitting and receiving data by a terminal in a wireless communication system. The present invention can provide a method and a device configured to: generate at least one duplicated data according to the number of multiple radio bearers by using specific data in a first layer of a transmitting device; transmit the specific data and the at least one duplicated data to a receiving device on multiple cells associated with the multiple radio bearers; and when receiving, from the receiving device, an ACK indicating the success of reception of the specific data and the at least one duplicated data, instruct to stop transmission of the specific data and the at least one duplicated data from the first layer to a second layer, wherein the multiple radio bearers are instructed, by a bearer identifier, to transmit the duplicated data.

    Method for cell cyclic downlink transmission in wireless communication system and apparatus therefor

    公开(公告)号:US11765744B2

    公开(公告)日:2023-09-19

    申请号:US17684917

    申请日:2022-03-02

    CPC classification number: H04W72/23 H04L5/0048 H04L5/0053

    Abstract: The present application provides a method for receiving a downlink signal by a terminal in a wireless communication system. Specifically, the method comprises the steps of: receiving a downlink control signal, a first downlink data signal, a first downlink demodulation reference signal for the first downlink data signal in a first time unit; and receiving a second downlink data signal and a second downlink demodulation reference signal for the second downlink data signal in a second time unit, wherein the downlink control signal includes information on a first antenna port for a reference signal, the first antenna port being quasi-co-located (QCL) with an antenna port for the first downlink demodulation reference signal, and information on a second antenna port for a reference signal, the second antenna port being quasi-co-located (QCL) with an antenna port for the second downlink demodulation reference signal.

    Method for transmitting/receiving data in wireless communication system and device supporting same

    公开(公告)号:US11153044B2

    公开(公告)日:2021-10-19

    申请号:US16089169

    申请日:2016-12-16

    Abstract: The present invention relates to a method and a device for a terminal transmitting/receiving data in a wireless communication system. According to the present invention, a method and a device may be provided by which a first message comprising first control information is received from a base station, wherein the first control information comprises a logical path identifier (ID) indicating a logical path for transmitting/receiving first data and second data, which is the same as the first data; as a response to the first message, a reply message is transmitted to the base station; and the first data and the second data are transmitted, to the base station, on multiple component carriers (CC) associated with the logical path corresponding to the logical path ID.

    Method for transmitting and receiving data in wireless communication system and device for supporting same

    公开(公告)号:US11096217B2

    公开(公告)日:2021-08-17

    申请号:US15999677

    申请日:2017-02-13

    Abstract: The present invention relates to a method and a device for transmitting and receiving data in a wireless communication system. The present invention can provide a method and a device for transmitting to a network node a first preamble and a first request message for requesting random connection; as a response to the first request message, receiving a first response message comprising the index of a second preamble successfully received by the network node and a second identifier for indicating whether or not the first request message is decoded and contention resolution; and, while the connection with the network node has not been formed, transmitting first data to the network node in accordance with the index of the second preamble and the second identifier.

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