Method and apparatus for terminal to store and discard segmented radio resource control message in mobile wireless communication system

    公开(公告)号:US12302419B2

    公开(公告)日:2025-05-13

    申请号:US18632299

    申请日:2024-04-11

    Inventor: Soenghun Kim

    Abstract: A Method and Apparatus for application layer measurement reporting upon synchronous reconfiguration is provided. The method includes transmitting to the base station a terminal capability information message about the application layer measurement and conditional handover and the reception of segmented downlink RRC message, receiving from the base station a first RRC reconfiguration message containing a other configuration and first information for SRB4, receiving a second RRC reconfiguration message containing a third RRC reconfiguration message from said base station, discarding the segments of the segmented RRC messages stored in the RRC when said third RRC reconfiguration message is applied due to the conditional reconfiguration execution, and discarding the segmented RRC messages stored in the PDCP when PDCP reestablishment is set in the second information for SRB4.

    Method and apparatus for random access in repetition mode in wireless mobile communication system

    公开(公告)号:US12279305B2

    公开(公告)日:2025-04-15

    申请号:US18653985

    申请日:2024-05-03

    Inventor: Soenghun Kim

    Abstract: A method and apparatus for random access in repetition mode is provided. Method for random access in repetition mode includes receiving first RACH configuration, second RACH configuration and PDCCH configuration, selecting an uplink on which to perform a random access procedure based on the first rsrp threshold in the first RACH configuration, transmitting a preamble in the next available PRACH occasion based on PRACH configuration index, monitoring PDCCH in search space indicated by random access search space during while random access window is running, receiving a random access response message including a preamble identifier related to the preamble transmission and transmitting Msg3 based on the time domain resource allocation field in the uplink grant in the random access response.

    METHOD AND APPARATUS FOR REQUESTING POSITIONING ASSISTANCE DATA IN MOBILE WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20250097890A1

    公开(公告)日:2025-03-20

    申请号:US18963802

    申请日:2024-11-29

    Inventor: Soenghun Kim

    Abstract: A method for positioning in a mobile communication system are provided. Method for positioning includes receiving from a base station a SIB1 comprising a first scheduling information and a second scheduling information, acquiring a SI, transmitting to the base station a UECapabilityInformation the UECapabilityInformation includes a capability information related to PRS, transmitting to a LMF a provideCapabilities including a capability information related to SRS, transmitting to the LMF a RequestAssistanceData comprising a physical cell identity of Primary Cell (PCell) and a second identifier related to a second PRS data of the one or more second PRS data, receiving from the LMF a ProvideAssistanceData including a first PRS data the first PRS data includes a first identifier and one or more nr-DL-PRS-ResourceSet, receiving a RRCRelease including an information related to SRS transmission in RRC_INACTIVE, transmitting a positioning SRS in RRC_INACTIVE state and transmitting to the LMF a ProvideLocationInformation.

    Method and apparatus for performing small data transmission for a terminal in wireless mobile communication system

    公开(公告)号:US12231973B2

    公开(公告)日:2025-02-18

    申请号:US18137439

    申请日:2023-04-21

    Inventor: Soenghun Kim

    Abstract: A Method and Apparatus for performing small data transmission is provided. The method includes receiving a RRCRelease, the RRCRelease includes a first information for SDT, the first information for SDT includes a SRB2 (Signaling Radio Bearer2) indicator and a DRB (Data Radio Bearer) list, performing cell selection, receiving a SystemInformationBlock1 in a selected cell, the SystemInformationBlock1 includes a second information for SDT (Small Data Transmission), initiating a SDT based on the first information and the second information, transmitting a Medium Access Control (MAC)) Protocol Data Unit (PDU) including Common Control Channel (CCCH) Service Data Unit (SDU) for initial Physical Uplink Shared Channel (PUSCH) transmission, starting a first timer, monitoring PDCCH for a first identifier based on a first search space or a second search space, and stopping the first timer when a downlink assignment for the first identifier is received via Physical Downlink Control Channel (PDCCH).

    Method and device for changing secondary base station in wireless mobile communication system

    公开(公告)号:US12231965B2

    公开(公告)日:2025-02-18

    申请号:US18404902

    申请日:2024-01-05

    Inventor: Soenghun Kim

    Abstract: A method and apparatus for secondary base station change in a mobile communication system are provided. Method for secondary node change includes receiving conditional reconfiguration information from the base station, transmitting to the base station a first response message with a transaction identifier, performing evaluation based on the configuration generated by a second base station and transmitting a second response message with an identifier indicating which conditional reconfiguration is executed.

    METHOD AND APPARATUS FOR DISCONTINUOUS TRANSMISSION IN WIRELESS MOBILE COMMUNICATION SYSTEM

    公开(公告)号:US20250016877A1

    公开(公告)日:2025-01-09

    申请号:US18761322

    申请日:2024-07-02

    Inventor: Soenghun Kim

    Abstract: A Method and Apparatus for discontinuous reception and discontinuous transmission are provided. The method includes receiving a radio resource control (RRC) reconfiguration message and performing transmission of CSI report on a specific serving cell. In case that the first timer of the specific serving cell is not running, the terminal performs transmission of a first type CSI report on the serving cell, does not perform transmission of a second type CSI report on the serving cell, and does not perform transmission of a third type CSI report on the serving cell. The RRC reconfiguration message comprises channel status information (CSI) report configuration, one or more first DRX configurations and a second DRX configuration.

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