Abstract: The present 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 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.

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 therefor. The present disclosure can be applied to intelligent services (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 5G communication technology and IoT-related technology. An apparatus and a method performed by a first terminal in a sidelink communication system are provided.

Abstract: Disclosed is a method by a terminal for performing a sidelink (SL) communication, including receiving, from a base station, configuration information on an SL communication including information on one or more SL resource pools and information on a BWP for each of the one or more SL resource pools, receiving, from the base station, downlink control information (DCI) indicating resources for the SL communication from the one or more SL resource pools, identifying the resources and the BWP for the SL communication based on the configuration information and the DCI, and performing the SL communication based on the resources on the BWP.

Abstract: A method, performed by a user equipment (UE), for accessing a cell is provided. The method includes receiving, from a base station, system information block 1 (SIB 1) including cellAccessRelatedinfo, selecting a public land mobile network (PLMN), selecting a cell, based on the selected PLMN, determining whether to update a tracking area (TA), based on the selected cell and PLMN-identityinfo included in the cellAccessRelatedinfo, based on determining to update the TA, performing TA update, transmitting, to the base station, a radio resource control (RRC) setup request message, receiving, from the base station, an RRC setup message, and transmitting, to the base station, an RRC setup complete message.

Abstract: The present 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 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. An embodiment of the present disclosure relates to a method and an apparatus for transmitting data in a next-generation mobile communication system.

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data rate.

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.

Abstract: Methods and apparatuses are provided in a wireless communication system. A radio link control (RLC) protocol data unit (PDU) is obtained from a lower layer. A status PDU is generated based on the RLC PDU. The status PDU includes a first field indicating a sequence number (SN) of an RLC data unit identified as lost, a second field indicating a number of consecutively lost RLC data units starting from and including the SN, and a third field indicating whether the second field follows the first first field. The status PDU is delivered to the lower layer.

Abstract: The present disclosure relates to a communication technique for combining, with an IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and to a system therefor. The present disclosure may be applied to intelligent services (e.g., a smart home, a smart building, a smart city, a smart car or connected car, healthcare, digital education, retail business, security and safety-related service, etc.), based on a 5G communication technology and an IoT-related technology. A method for a user equipment in a first communication system according to the present invention comprises steps in which a user equipment in an inactive state: transmits a paging area update request message; checks whether or not a timer associated with a paging area update has expired; and transitions into an idle state if a response message for the paging area update request message has not been received until the timer has expired.

Abstract: Disclose 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 therefor. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety-related services, and the like) on the basis of a 5G communication technology and an IoT-related technology. One embodiment of the present invention relates to a method and a device for accelerating data processing of a double connection in a next generation mobile communication system.

Abstract: Provided are a method and apparatus for performing communication between terminals in a wireless communication system, and an operation method of a first terminal in a wireless communication system, includes: determining to establish or release a service data adaptation protocol (SDAP) entity related to sidelink communication, based on SDAP configuration information related to the sidelink communication, wherein the SDAP entity is configured for each of a destination identifier and a cast type; and establishing or releasing the SDAP entity, based on a result of the determining.

Abstract: The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure relates generally to operations of a terminal and a base station in a wireless communication system. Specifically, the present disclosure relates to a method and apparatus for repetitive transmission of a downlink data channel in a wireless communication system.

Abstract: A method and apparatus for measuring and reporting cross-link interference are provided. The method includes receiving, from a base station (BS), a measurement configuration for the CLI, performing measurement on the configured measurement object based on the measurement configuration for the CLI and transmitting, to the BS, based on a measurement result of at least one of a resource from a plurality of resources for measuring the CLI of the configured measurement object exceeding a threshold, a measurement report for all of the plurality of resources for measuring the CLI of the configured measurement object whose measurement result exceeds the threshold.

Abstract: According to an aspect of the disclosure, a method of performing a conditional handover by a vehicle-to-everything (V2X) user equipment (UE) may include: transmitting a cell measurement report to a serving cell; receiving conditional handover configuration information from the serving cell; determining whether to perform a handover, based on the conditional handover configuration information; and when it is determined to perform the handover, performing random access to a target cell.

Abstract: The present disclosure relates to a communication technique for combining, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and to a system therefor. The present disclosure may be applied to an intelligent service (e.g., a smart home, a smart building, a smart city, a smart car or connected car, healthcare, digital education, retail business, security and safety-related service, etc.), based on a 5G communication technology and an IoT-related technology. A method for making a report, including beam measurement information, at the time of measurement reporting of a user equipment, and a device therefor; a method for performing measurement reporting by way of layer 1/layer 2 signaling, and a device therefor; and a method for changing between RRC modes including an RRC inactive mode, and a device therefor.

Abstract: The present disclosure relates to a communication technique and a system for integrating IoT technology with a 5G communication system which supports a higher data transfer rate than does a 4G system. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security and safety related services, etc.) on the basis of 5G communication technology and IoT-related technology.

Abstract: A method performed by a user equipment (UE) in a wireless communication system is provided. The method includes receiving, from a base station of a serving cell, a radio resource control (RRC) reconfiguration message including a configuration of one or more candidate target cells associated with layer 1 (L1) or layer 2 (L2) triggered mobility (LTM), transmitting, to the base station, a RRC reconfiguration complete message, transmitting, to the base station, a report for a L1 measurement associated with the one or more candidate target cells, and receiving, from the base station, a cell switch command message associated with the LTM, via medium access control-control element (MAC-CE) signaling, the cell switch command message including random access information on a target cell.

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.

Abstract: The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system to support a data transmission rate higher than before. A method performed by a terminal in a wireless communication system is provided. The method includes receiving, from a base station, a radio resource control (RRC) message including lower layer triggered mobility (LTM) configuration information, the LTM configuration information being associated with at least one RRC reconfiguration, receiving, from the base station, a medium access control (MAC) control element (CE) for triggering a LTM handover, the MAC CE including an identifier (ID) corresponding to one of the at least one RRC reconfiguration, and performing the LTM handover to a target cell based on the one of the at least one RRC reconfiguration.

Abstract: A method performed by a user equipment (UE) in a wireless communication system is provided. The method comprising: triggering, by medium access control (MAC) layer, a beam failure recovery for at least one serving cell, identifying, by MAC layer, whether evaluation of candidate beams is completed for the at least one serving cell for which the failure recovery is triggered and not cancelled, and generating, by MAC layer, a MAC control element (CE) for beam failure recovery based on a identified result, wherein detection information in the MAC CE is set to 1 for the at least one serving cell for which a beam failure is detected and evaluation of candidate beams is completed.