METHOD AND APPARATUS FOR TRANSMITTING BUFFER SIZE INFORMATION FOR VOLUNTARY DATA IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230422088A1

    公开(公告)日:2023-12-28

    申请号:US18252824

    申请日:2021-10-27

    Inventor: Sunyoung LEE

    CPC classification number: H04W28/0278

    Abstract: The present invention relates to a method of transmitting a buffer status report (BSR) by a wireless node configured with a first logical channel and a second logical channel in a wireless communication system. Especially, the method includes the steps of generating at least one of an uplink data related to the first logical channel and an uplink data related to the second logical channel; triggering the BSR; and transmitting the BSR including at least one of buffer size (BS) information related to the first logical channel and the BS information related to the second logical channel to a peer wireless node, wherein, based on the BS of the first logical channel being equal to or larger than the threshold, the BSR includes the BS information related to the first logical channel without the BS information related to the second logical channel

    METHOD AND APPARATUS FOR PERFORMING SMALL DATA TRANSMISSION IN RRC INACTIVE STATE IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230354462A1

    公开(公告)日:2023-11-02

    申请号:US18021801

    申请日:2021-08-20

    CPC classification number: H04W76/27

    Abstract: The present disclosure relates to a method of performing data transmission by a user equipment (UE) in a wireless communication system. Especially, the method includes the steps of receiving a message indicating a change of a Radio resource control (RRC) state from a RRC CONNECTED state to a RRC INACTIVE state, wherein the message includes information related to second resources and a threshold; and if a time gap between a current time and a first resource is smaller than the threshold, performing the data transmission in the RRC INACTIVE state based on the first resource with ignoring at least one of the second resources which is located earlier than the first resource.

    METHOD AND APPARATUS FOR MONITORING DOWNLINK ASSIGNMENT USING MULTIPLE SEMI PERSISTENT SCHEDULING CONFIGURATIONS IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230337244A1

    公开(公告)日:2023-10-19

    申请号:US17969636

    申请日:2022-10-19

    CPC classification number: H04W72/042

    Abstract: A method for receiving downlink data by a user equipment (UE) in a wireless communication system is disclosed. The method comprises steps of configuring at least one Semi Persistent Scheduling (SPS) configuration comprising a plurality of SPS occasions; starting a SPS monitoring timer; monitoring a downlink assignment on the plurality of SPS occasions during the SPS monitoring timer is running; based on detecting the downlink assignment on one SPS occasion of the plurality of SPS occasions, receiving the downlink data based on the downlink assignment on the one SPS occasion and stopping the SPS monitoring timer, wherein the SPS monitoring timer is re-started at a time point to be expected an expiration of the SPS monitoring timer.

    METHOD FOR TRIGGERING POWER HEADROOM REPORTING IN A DUAL CONNECTIVITY SYSTEM AND A DEVICE THEREFOR

    公开(公告)号:US20230070002A1

    公开(公告)日:2023-03-09

    申请号:US17988521

    申请日:2022-11-16

    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 TRIGGERING POWER HEADROOM REPORTING IN A DUAL CONNECTIVITY SYSTEM AND A DEVICE THEREFOR

    公开(公告)号:US20220167284A1

    公开(公告)日:2022-05-26

    申请号:US17670140

    申请日:2022-02-11

    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 AND APPARATUS FOR PROCESSING DATA UNIT BASED ON RLC GROUP IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220166548A1

    公开(公告)日:2022-05-26

    申请号:US17310492

    申请日:2020-03-11

    Abstract: The present invention relates to a method of processing a data unit by a User Equipment (UE) in a wireless communication system. In particular, the method includes the steps of: configuring, by the UE, a radio bearer comprising a Packet Data Convergence Protocol (PDCP) entity, wherein the PDCP entity is related to two or more Radio Link Control (RLC) groups and at least one of the two or more RLC groups comprises two or more RLC entities; selecting, by the PDCP entity of the UE, one of the two or more RLC groups; and based on a RLC group comprising two or more RLC entities being selected from the two or more RLC groups, duplicating, by the PDCP entity of the UE, a PDCP Protocol Data Unit (PDU); and submitting, by the PDCP entity of the UE, the PDCP PDU to the two or more RLC entities belonging to the selected RLC group.

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