METHOD AND DEVICE FOR SETTING SPACE DIVISION CONNECTION BETWEEN TERMINALS FOR V2X COMMUNICATION

    公开(公告)号:US20210144524A1

    公开(公告)日:2021-05-13

    申请号:US16341832

    申请日:2017-07-19

    Abstract: Provided are a method and a device for setting a space division connection between terminals for V2X communication in a wireless communication system. Specifically, a second terminal requests a connection setting with a first terminal from a base station. The second terminal measures a signal of the first terminal and generates a first beam group pair comprising a transmission beam group of the first terminal, which has a large signal size, and a reception beam group of the second terminal. When the second terminal receives a signal of a third terminal by using the reception beam group of the second terminal, the second terminal measures a signal of the third terminal and generates a second beam group pair comprising a transmission beam group of the third terminal, which has a large signal size, and the reception beam group of the second terminal.

    METHOD AND APPARATUS FOR MODIFYING MAPPING RULE

    公开(公告)号:US20200169913A1

    公开(公告)日:2020-05-28

    申请号:US16626842

    申请日:2019-02-13

    Abstract: Provided are a method for modifying, by a central unit (CU) of a base station (BS), a QoS flow to DRB mapping rule in a wireless communication system, and an apparatus supporting the same. The method may include: modifying the QoS flow to DRB mapping rule; determining whether or not the modified QoS flow to DRB mapping rule is related to reflective mapping; and when it is determined that the modified QoS flow to DRB mapping rule is not related to the reflective mapping, transmitting the modified QoS flow to DRB mapping rule to a user equipment (UE).

    METHOD FOR TRANSMITTING UL PACKET BASED ON QUALITY OF SERVICE (QOS) FRAMEWORK IN WIRELESS COMMUNICATION SYSTEM AND A DEVICE THEREFOR

    公开(公告)号:US20200037197A1

    公开(公告)日:2020-01-30

    申请号:US16496315

    申请日:2018-03-20

    Abstract: The present invention relates to a wireless communication system and a method and a device for transmitting uplink data packet based on QoS framework in wireless communication system, the method comprising: receiving uplink (UL) packet with a first QoS flow ID from an upper layer; checking whether the first QoS flow ID is prohibited or not based on QoS flow prohibition information; and determining whether to transmit the UL packet according to result of checking; wherein the UL packet of the first QoS flow ID is not transmitted if the first QoS flow ID is prohibited; and wherein the UL packet with the first QoS flow ID is transmitted to a network via a DRB, if the first QoS flow is not prohibited. The UE is capable of communicating with at least one of another UE, a UE related to an autonomous driving vehicle, a base station or a network.

    METHOD FOR PERFORMING BEAM MEASUREMENT IN WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR

    公开(公告)号:US20190356398A1

    公开(公告)日:2019-11-21

    申请号:US16486142

    申请日:2017-02-15

    Abstract: The present invention provides a method for performing beam measurement in a wireless communication system, and a device for the method. Particularly, a method for a terminal to perform beam measurement in a wireless communication system may comprise: a step of receiving a plurality of reference signals corresponding to a plurality of transmission beams; a step of identifying at least one first transmission beam corresponding to at least one first reception beam included in a first reception beam group, on the basis of measurement performed on the first reception beam group by using the plurality of reference signals; a step of identifying at least one second transmission beam corresponding to at least one second reception beam included in a second reception beam group, on the basis of measurement performed on the second beam group by using the plurality of reference signals; and a step of reporting, to a base station, an index of the identified at least one first transmission beam and an index of the identified at least one second transmission beam, respectively.

    METHOD FOR PERFORMING REFLECTIVE QUALITY OF SERVICE (QOS) IN WIRELESS COMMUNICATION SYSTEM AND A DEVICE THEREFOR

    公开(公告)号:US20190150023A1

    公开(公告)日:2019-05-16

    申请号:US16248686

    申请日:2019-01-15

    Abstract: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for performing reflective QoS in wireless communication system, the method comprising: receiving a DL SDAP PDU via a DL DRB with a first DRB ID from a network, wherein the DL SDAP PDU includes a first indicator indicating whether to perform updating AS mapping rule for UL and a second indicator indicating whether to perform updating NAS reflective QoS rule for UL; and performing the updating of the AS mapping rule for UL or the updating of the NAS reflective QoS rule for the UL according to the first indicator and the second indicator.

    METHOD AND DEVICE FOR RECEIVING SIGNAL IN WIRELESS COMMUNICATION SYSTEM TO WHICH MULTIPLE-TRANSMISSION TECHNIQUE IS APPLIED

    公开(公告)号:US20190149197A1

    公开(公告)日:2019-05-16

    申请号:US16308785

    申请日:2017-06-13

    Abstract: Provided is a method and device for receiving a signal in a wireless communication system to which a multiple-transmission technique is applied. A proposed wireless communication system proposes a method for maximizing packet transmission within a target time in multiple paths. Specifically, a terminal receives, from a first base station, multiple-transmission activation information and control information for transmission of a transmission block. The terminal decodes the multiple-transmission activation information and the control information, and receives the transmission block from the first base station and a second base station. At this time, the multiple-transmission activation information includes a multiple-transmission activation indicator indicating that the first base station and the second base station can transmit the transmission block until a preconfigured time.

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