METHOD AND APPARATUS FOR SUBSEQUENT CONDITIONAL PSCELL CHANGE IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20250031123A1

    公开(公告)日:2025-01-23

    申请号:US18774173

    申请日:2024-07-16

    Abstract: A method performed by a master node (MN) in a wireless communication system is provided. The method includes receiving, from a source secondary node (S-SN), a secondary node (SN) change required message for initiating a subsequent conditional primary secondary cell group cell (PSCell) addition and change (CPAC), transmitting, to a plurality of candidate SNs, an SN addition request message, receiving, from the plurality of candidate SNs, an SN addition request acknowledge message, transmitting, to the S-SN and the plurality of candidate SNs, the information on the at least one PSCell, and receiving, from the plurality of candidate SNs, first information on an updated configuration for the at least one PSCell.

    APPARATUS AND METHOD FOR CELL MISMATCH HANDLING IN IDLE/INACTIVE STATE OPERATION OF NETWORK CONTROLLED REPEATER IN NEXT GENERATION COMMUNICATION SYSTEM

    公开(公告)号:US20240276324A1

    公开(公告)日:2024-08-15

    申请号:US18434107

    申请日:2024-02-06

    CPC classification number: H04W36/00837 H04W76/30

    Abstract: The disclosure relates to fifth generation (5G) or sixth generation (6G) communication systems capable of supporting higher data rates and discloses a method and apparatus that enable the mobile termination (MT) of a network controlled repeater (NCR) to perform repeater control in an idle/inactive situation. The method includes performing, by a forward (Fwd) of the NCR node (NCR-Fwd), signal forwarding between a terminal and a base station based on first control information received from the base station, receiving, by a mobile termination (MT) of the NCR node (NCR-MT) from the base station, a radio resource control (RRC) release message, performing, by the NCR-MT, cell reselection in an RRC inactive state based on the RRC release message including information on a suspend configuration, and indicating, by the NCR-MT, to the NCR-Fwd, to cease the signal forwarding, in case that the NCR-MT reselects a cell other than a last serving cell of the base station.

    METHOD AND DEVICE FOR POSITIONING IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20240205869A1

    公开(公告)日:2024-06-20

    申请号:US18272498

    申请日:2022-01-05

    Inventor: June HWANG

    CPC classification number: H04W64/00 H04W24/10

    Abstract: The present disclosure aims to decrease latency due to a measurement gap occurring when a user equipment (UE) attempts to transmit measured position related information to a base station (BS). Main configurations include transmitting, to a UE, configuration information about a plurality of measurement gaps, based on an NR positioning protocol A (NRPPa) message received from a location management function (LMF) entity; and performing a measurement gap activation procedure via a medium access control (MAC) control element (CE), based on the configuration information.

    METHOD AND APPARATUS FOR RESOURCE MANAGEMENT FOR CONDITIONAL HANDOVER IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230066714A1

    公开(公告)日:2023-03-02

    申请号:US17984727

    申请日:2022-11-10

    Abstract: The present disclosure relates to a communication method and system for converging a 4th-Generation (4G) communication system or a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure discloses a method by a first base station in a wireless communication system, the method including transmitting, to a second base station, a handover (HO) request message including conditional handover (CHO) information; and receiving, from the second base station, a HO request acknowledge message including identifier information on at least one cells associated with the second base station.

    DEVICE AND METHOD FOR PERFORMING HANDOVER IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220240138A1

    公开(公告)日:2022-07-28

    申请号:US17718189

    申请日:2022-04-11

    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). According to embodiments, a method performed by a user equipment (UE) in a wireless communication system, the method comprises: receiving, from a base station, a radio resource control (RRC) reconfiguration message including conditional configuration information, wherein the conditional configuration information includes: identification information for a candidate cell; and a configuration of the candidate cell; and performing one or more operations for a conditional handover based on RRC reconfiguration message.

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