Method for performing a buffer status reporting in a wireless communication system and device therefor

    公开(公告)号:US10555208B2

    公开(公告)日:2020-02-04

    申请号:US15551857

    申请日:2016-03-08

    Abstract: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for performing a buffer status reporting in a wireless communication system, the method comprising: triggering a BSR in a MAC entity; generating a first BSR MAC CE including information of an amount of data available for transmission in RLC and PDCP entities and a second BSR MAC CE including information of an amount of data available for transmission in the PDCP entity; and transmitting a MAC PDU including the first and second BSR MAC CEs to a corresponding eNB.

    Method for selecting of sidelink grant for a D2D UE in a D2D communication system and device therefor

    公开(公告)号:US10536967B2

    公开(公告)日:2020-01-14

    申请号:US16267716

    申请日:2019-02-05

    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 for triggering power headroom reporting in a dual connectivity system and a device therefor

    公开(公告)号:US10531405B2

    公开(公告)日:2020-01-07

    申请号:US16213495

    申请日:2018-12-07

    Abstract: A method for a User Equipment, UE, operating in a wireless communication system, includes triggering power headroom reports (PHRs), in a first Medium Access Control (MAC), entity and a second MAC entity when a first type event occurs in the second MAC entity, wherein the UE is configured with the first MAC entity corresponding to a first base station and the second MAC entity corresponding to a second base station for a radio bearer; triggering a PHR in the second MAC entity only, when a second type event occurs in the second MAC entity, wherein the first type event includes: there are uplink resources allocated for transmission on any cell of the second MAC entity and a required power backoff for the any cell of the second MAC entity has changed more than a threshold, or wherein the first type event includes: there is uplink transmission on any cell of the second MAC entity and a required power backoff for the any cell of the second MAC entity has changed more than a threshold.

    Method for transmitting a priority list reporting in a D2D communication system and device therefor

    公开(公告)号:US10455443B2

    公开(公告)日:2019-10-22

    申请号:US15757967

    申请日:2016-10-11

    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 priority list reporting in a D2D communication system, the method comprising: configuring a plurality of sidelink logical channels with a respective priority; checking whether one or more priorities of sidelink logical channels configured to the UE change or not when a new sidelink logical channel is configured, or when a configured sidelink logical channel is released; triggering a priority list reporting including information of priority of sidelink logical channels configured for the UE currently if the UE considers that the one or more priorities of sidelink logical channels configured to the UE change; and transmitting the priority list reporting to an eNode-B.

    PDCCH MONITORING AFTER DRX CONFIGURATION OR RECONFIGURATION

    公开(公告)号:US20190239160A1

    公开(公告)日:2019-08-01

    申请号:US16336414

    申请日:2017-09-28

    CPC classification number: H04W52/0216 H04W72/1284 H04W76/28

    Abstract: A method and apparatus for a user equipment (UE) operating based on a DRX (Discontinuous Reception) configuration are disclosed. According to these, the UE receives a message including configuration or reconfiguration of DRX; and monitors a PDCCH (Physical Downlink Control Channel) during an active time according to the configuration or reconfiguration of DRX. Here, the active time includes a first time period during a first PDCCH indicating a new transmission has not been received after receiving the message including configuration or reconfiguration of DRX.

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