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. One embodiment relates to a method and a device for processing an encoded UDC header in a next-generation mobile communication system.

Abstract: A user equipment (UE) for performing communication, the UE including a transceiver; and a processor coupled with the transceiver and configured to: control the transceiver to receive a UE capability enquiry, determine UE capability fields, except a frequency division duplexing (FDD) additional UE capability field, a time division duplexing (TDD) additional UE capability field, a frequency range 1 (FR 1) additional UE capability field and a frequency range 2 (FR 2) additional UE capability field, to include values applicable for all duplex modes and frequency ranges, and control the transceiver to transmit UE capability information based on a result of the determination.

Abstract: The present disclosure relates to a method and device by which a terminal performs communication in a wireless communication system. The terminal according to an embodiment of the present disclosure may receive risk area information from a base station, when it is determined, based on the risk area information, that the terminal is located in a risk area, obtain pedestrian-to-vehicle (P2V) data, and transmit the P2V data, on a resource allocated to the terminal by the base station.

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. The present invention provides a method and a device for efficiently transmitting user data through a random access response message in a mobile communication system.

Abstract: A method, performed by a user equipment (UE), of reselecting a cell in a wireless communication system is provided. The method includes determining, by using at least one parameter received from a serving cell, whether to reselect at least one non-serving cell and reselecting a target cell from among the at least one non-serving cell, based on a result of the determining, wherein the reselecting of the target cell includes determining, by using at least one parameter received from the target cell, whether the target cell satisfies a cell selection criterion.

Abstract: A communication method for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor is provided. The disclosure may be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety-related service, and the like), based on a 5G communication technology and an IoT-related technology. The method includes performing radio link monitoring to support V2X communication in a next-generation mobile communication system.

Abstract: The present disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a higher data transmission rate beyond a 4th generation (4G) communication system such as long term evolution (LTE). The present disclosure provides an apparatus and a method for supporting vehicle-to-everything (V2X) in a wireless communication system. A method for operating a terminal provided by the present disclosure comprises: a step of performing vehicle-to-everything (V2X) communication with another terminal by using a first transmission resource pool set by a first base station connected to the terminal; a step of transmitting, to the first base station, a measurement result for at least one neighboring base station including a second base station; a step of receiving an indication message for handover from the first base station to the second base station; and a step of performing V2X communication with another terminal by using an exceptional resource pool set for the terminal during handover.

Abstract: A method of operating a terminal in a wireless communication system includes receiving, from a base station, system information including information on a first discontinuous reception (DRX) cycle; transmitting, to an access and mobility management function (AMF), a request message including information on a second DRX cycle based on the first DRX cycle; receiving, from the AMF, a response message about the request message, wherein the response message includes information determined based on whether the AMF assigns the second DRX cycle; and determining a DRX cycle of the terminal based on the response 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. The method by a user equipment (UE) in a wireless communication system includes reselecting another equivalent public land mobile network (PLMN) in an inactive state, transmitting, to a base station, a radio resource control (RRC) resume request message including a resume cause configured to mobile originated (mo)-signaling in case that a radio access network (RAN)-based notification area update procedure is triggered, and receiving, from the base station, an RRC resume message.

Abstract: A terminal and an operating method thereof are provided in a wireless communication system. The method includes receiving, from a base station, a radio resource control (RRC) message including an indicator regarding a full configuration procedure; when at least one data radio bearer (DRB) corresponding to a protocol data unit (PDU) session regarding the terminal is not included in a DRB add list included in the RRC message, identifying whether an indicator indicating a handover is included in the RRC message; and transmitting, to an upper layer, a message indicating release of a user plane resource regarding the PDU session, based on a result of the identifying.

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 present disclosure relates to a method and apparatus for transmitting and receiving data in a wireless communication system.

Abstract: Provided are a method and apparatus for transmitting and receiving data in a wireless communication system. A method of performing, by a terminal, random access includes: obtaining physical random access channel (PRACH) resource allocation information for the random access; transmitting a random access preamble, based on the PRACH resource allocation information; receiving a random access response (RAR) based on the random access preamble; and transmitting Msg3, which is a radio resource control (RRC) layer message, a plurality of times based on uplink resource allocation information included in the RAR.

Abstract: A user equipment (UE) for performing communication, the UE including a transceiver; and a processor coupled with the transceiver and configured to: control the transceiver to receive a UE capability enquiry, determine UE capability fields, except a frequency division duplexing (FDD) additional UE capability field, a time division duplexing (TDD) additional UE capability field, a frequency range 1 (FR 1) additional UE capability field and a frequency range 2 (FR 2) additional UE capability field, to include values applicable for all duplex modes and frequency ranges, and control the transceiver to transmit UE capability information based on a result of the determination.

Abstract: The disclosure relates to a communication technique for combining an IoT technology with a 5G communication system for supporting a higher data transmission rate than a 4G system, and a system therefor. The disclosure can be applied to intelligent services (e.g., smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security and safety related services, etc.) based on 5G communication technologies and IoT-related technologies. The disclosure provides a method and an apparatus for logging and reporting information relating to a radio link failure. The method includes receiving, from a first base station that operates based on a first RAT, a UE information request including information indicating whether the terminal reports an RLF; and transmitting, to the first base station, a UE information response including an RLF report, in response to the information indicating a reporting of the terminal for the RLF.

Abstract: A terminal for transmitting a signal in a wireless communication system is provided.

Abstract: A method, performed by a user equipment (UE), of reselecting a cell in a wireless communication system is provided. The method includes determining, by using at least one parameter received from a serving cell, whether to reselect at least one non-serving cell and reselecting a target cell from among the at least one non-serving cell, based on a result of the determining, wherein the reselecting of the target cell includes determining, by using at least one parameter received from the target cell, whether the target cell satisfies a cell selection criterion.

Abstract: Provided are a method and apparatus for transmitting or receiving data in a wireless communication system. An operating method of a base station for transmitting and receiving pedestrian-to-vehicle (P2V) data includes: identifying whether a vehicle user equipment (UE) enters a preset dangerous area; when it is identified that the vehicle UE enters the dangerous area, transmitting a message related to the dangerous area to a pedestrian UE (P-UE); receiving, from the P-UE, a request for allocation of sidelink resources for transmitting and receiving P2V data to and from the vehicle UE; and allocating the sidelink resources to the P-UE.

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. A method performed by a terminal is provided.

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) on the basis of 5G communication technology and IoT-related technology. Disclosed are a method and a device for supporting the connection of a terminal operating in an RRC inactivation mode.