METHOD FOR TRANSMITTING A BUFFER STATUS REPORT IN A WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR

    公开(公告)号:US20190254055A1

    公开(公告)日:2019-08-15

    申请号:US16318112

    申请日:2017-08-04

    CPC classification number: H04W72/1284 H04W28/0278

    Abstract: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for transmitting, by a user equipment (UE), a buffer status report in a wireless communication system, the method comprising: receiving, by the UE, a message including information on a number N of lower entities to report an upper entity buffer size of a radio bearer; and transmitting, by N lower entities, the buffer status report including the upper entity buffer size, wherein the radio bearer comprises one upper entity and M lower entities, and wherein N≤M.

    METHOD FOR SELECTING OF SIDELINK GRANT FOR A D2D UE IN A D2D COMMUNICATION SYSTEM AND DEVICE THEREFOR

    公开(公告)号:US20190174534A1

    公开(公告)日:2019-06-06

    申请号:US16267716

    申请日:2019-02-05

    CPC classification number: H04W72/14 H04W72/04 H04W76/14

    Abstract: A method for transmitting sidelink data by a user equipment (UE) in a wireless communication system, includes determining whether more sidelink data is available in a Sidelink Traffic Channel (STCH) than can be transmitted in a current Sidelink Control (SC) period; selecting a sidelink grant from a resource pool when more sidelink data is available in the STCH than can be transmitted in the current SC period; and transmitting sidelink data available in the STCH based on the selected sidelink grant, wherein the UE considers the selected sidelink grant to be a configured sidelink grant occurring in those time intervals starting at the beginning of an available SC period which starts at least N time intervals after a time interval in which the sidelink grant was selected, where N is a positive integer.

    METHOD AND USER EQUIPMENT FOR RECEIVING DOWNLINK SIGNAL

    公开(公告)号:US20190159234A1

    公开(公告)日:2019-05-23

    申请号:US16316023

    申请日:2017-07-06

    Abstract: In the present invention, a user equipment (UE) receives semi-persistent scheduling (SPS) configuration information on N SPS resource configurations, where N is an integer larger than 1. The UE receives an SPS command to activate or deactivate each of multiple SPS resource configurations among the N SPS resource configurations. The UE performs downlink reception or uplink transmission in an SPS resource corresponding to an SPS resource configuration among activated SPS resource configurations. The SPS command includes information indicating each of the multiple SPS resource configurations and information indicating whether a corresponding SPS resource configuration is activated or deactivated.

    METHOD FOR TRANSMITTING A SIDELINK BUFFER STATUS REPORTING IN A D2D COMMUNICATION SYSTEM AND DEVICE THEREFOR

    公开(公告)号:US20180324611A1

    公开(公告)日:2018-11-08

    申请号:US15771044

    申请日:2016-10-19

    Abstract: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for transmitting a sidelink buffer status reporting in a D2D communication system, the method comprising: transmitting information related to a first destination information list including at least one groupcast destination ID and a second destination information list including at least one unicast destination ID; assigning values of destination index for groupcast to groupcast destinations IDs in listing order in the first destination information list and values of destination index for unicast to unicast destinations IDs in listing order in the second destination information list; and generating and transmitting a SL BSR MAC CE including at least one index type indication indicating whether a corresponding destination index field refers to a unicast destination or a groupcast destination, when SL BSR is triggered.

    METHOD FOR TRANSMITTING OR RECEIVING A MAC PDU IN A WIRELESS COMMUNICATION SYSTEM AND A DEVICE THEREFOR

    公开(公告)号:US20180316610A1

    公开(公告)日:2018-11-01

    申请号:US15769321

    申请日:2016-09-02

    CPC classification number: H04L1/0079 H04L5/001

    Abstract: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for transmitting or receiving a MAC PDU in a wireless communication system, the method comprising: setting a LCID field in a MAC subheader to a first value indicating that an eLCID field is included in the MAC subheader when a MAC PDU including the LCID field and the eLCID field is to be generated, setting the eLCID field to a second value identifying a logical channel of a MAC SDU or a type of a MAC CE, and generating and transmitting the MAC PDU including the LCID field and the eLCID field, and the MAC SDU or the MAC CE.

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