Method and apparatus for classifying and processing SDAP control PDU in next generation mobile communication system

    公开(公告)号:US11184792B2

    公开(公告)日:2021-11-23

    申请号:US16755467

    申请日:2019-05-09

    Abstract: Disclosed are a communication scheme and a system thereof for converging an IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. The disclosure can be applied to intelligent services (for example, services related to a smart home, smart building, smart city, smart car, connected car, health care digital education, retail business, security, and safety) based on the 5G communication technology and the IoT-related technology. Disclosed are a method and an apparatus for supporting a multimedia telephony (MMTEL) system, a method and an apparatus for efficiently operating a new QoS layer (service data access protocol (SDAP)), and a method and an apparatus for efficiently supporting a bandwidth part in the SCell in carrier aggregation or in dual connectivity.

    Method and apparatus for inactive mode operation in wireless communication system

    公开(公告)号:US11166258B2

    公开(公告)日:2021-11-02

    申请号:US17062932

    申请日:2020-10-05

    Abstract: The disclosure relates to a communication method and system for converging 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 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. A method is provided for a terminal to transmit uplink data without a transmission resource previously allocated by a base station in a next generation mobile communication system. A method by a terminal includes while the terminal is in an inactive mode, receiving a paging message from a base station, identifying a paging identifier included in the paging message, if the paging identifier corresponds to a core network (CN) paging identifier, transmitting a first radio resource control (RRC) message, and if the paging identifier corresponds to a radio access network (RAN) paging identifier, transmitting a second RRC message.

    Method and apparatus for transmitting and receiving signal by using multiple beams in wireless communication system

    公开(公告)号:US11115973B2

    公开(公告)日:2021-09-07

    申请号:US16833293

    申请日:2020-03-27

    Abstract: A method performed by a user equipment (UE) in a wireless communication system includes receiving, from a base station (BS), physical downlink shared channel (PDSCH) configuration information including a list of transmission configuration indicator (TCI) states, receiving, from the BS, a PDSCH media access control element (MAC CE) including information indicating activation of at least one TCI state in the list, identifying whether the PDSCH MAC CE is a MAC CE capable of indicating two or more TCI states for one TCI codepoint, receiving, from the BS, downlink control information (DCI) including information indicating a TCI codepoint, and receiving, from the BS, data via a PDSCH based on the information indicating activation of the at least one TCI state, a result of the identifying, and the information indicating the TCI codepoint.

    Method and device for performing improved communication in wireless communication system

    公开(公告)号:US11115875B2

    公开(公告)日:2021-09-07

    申请号:US16485652

    申请日:2018-01-26

    Abstract: Disclosed are a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system thereof. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety-related services, and the like), based on a 5G communication technology and an IoT-related technology. One embodiment of the present invention relates to a method by which a terminal updates system information, and a terminal for performing the method, which comprises the steps of: acquiring first system information and second system information from a first cell; starting a timer corresponding to the second system information; determining whether the second cell is a cell that shares the second system information with the first cell, if the terminal has moved from the first cell to the second cell; and updating the second system information on the basis of the determination result.

    Method and apparatus for reporting user equipment capability in wireless communication system

    公开(公告)号:US11096044B2

    公开(公告)日:2021-08-17

    申请号:US16787804

    申请日:2020-02-11

    Abstract: A method of operating a user equipment (UE) in a wireless communication system, and an apparatus therefor are provided. The method includes receiving, from a base station, a request message for reporting of UE capability, wherein the request message comprises information for a plurality of radio access technology (RAT) types and information for a frequency band list, determining UE capability information corresponding to at least one RAT type among the plurality of RAT types, based on the information for the plurality of RAT types and the information for the frequency band list, and transmitting, to the base station, the UE capability information, wherein the UE capability information corresponding to at least one RAT type comprises information for a frequency band corresponding to the at least one RAT type and information for bandwidth class of the frequency band corresponding to the at least one RAT type, and wherein the information for bandwidth class of the frequency band corresponding to the at least one RAT type comprises at least one bandwidth class corresponds to at least one of uplink or downlink.

    Method and apparatus for configuring network connection in mobile communication system

    公开(公告)号:US11063820B2

    公开(公告)日:2021-07-13

    申请号:US16537202

    申请日:2019-08-09

    Abstract: Provided is a method, performed by a user equipment (UE), of controlling an access, the method including receiving, through system information from a base station, barring information including a barring configuration information list and a public land mobile network (PLMN)-specific barring information list, the barring configuration information list including at least one barring configuration information and the PLMN-specific barring information list including at least one barring information per PLMN and performing a barring check based on the received barring information when the access is triggered, in which the barring configuration information corresponds to one barring configuration information index according to an order of being included to the barring configuration information list.

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