Samsung Electronics Co., Ltd.

Sangkyu Baek

Hyunjeong Kang

Soenghun Kim

Anil Agiwal

Donggun Kim

Jaehyuk Jang

June Hwang

Youngjoong Mok

Youngbin Chang

Seungri Jin

Sangwook Kwon

Seunghoon Park

Kyungkyu Kim

Hyunseok Ryu

Jungsoo Jung

Beomsik Bae

Alexander Sayenko

Gert Jan Van Lieshout

Sangbum Kim

Jungmin Moon

Sungnam Hong

Chiwoo Lim

Namhoon Kim

Myunghwan Kim

Jonghyung Kwun

Hyoungmin Kim

Himke Van Der Velde

Sangyeob Jung

Fasil Abdul Latheef

Vinay Kumar Shrivastava

SungJin Lee

Rayeon Ahn

Sungjin Park

Hoondong Noh

Hoyeon Lee

Sunghoon Kim

Jinho Lee

Milos Tesanovic

Byounghoon Jung

Jinhyoung Kim

Hyunjoo Lee

Daegyun Kim

Hakyung Jung

Giwon Lee

Sooyoung Jang

Jaehyun Hwang

Provided is a method of performing communication by using a plurality of Radio Link Control (RLC) entities in a wireless communication system, the method including: receiving a packet duplication configuration for a radio bearer from a base station (BS) via a Radio Resource Control (RRC) message; configuring a plurality of RLC entities including one primary RLC entity and one or more secondary RLC entities which correspond to a preset Packet Data Convergence Protocol (PDCP) entity, based on the packet duplication configuration; and receiving a Medium Access Control Control Element (MAC CE) for controlling activation or deactivation of the one or more secondary RLC entities from among the plurality of configured RLC entities.

Method and apparatus for controlling activation of RLC layers in wireless communication system

A method and device for transmitting and receiving data in a wireless communication system is provided. the method of a terminal includes, in case that transmission of a SR is pending and logical channel-based prioritization is configured for a MAC entity of the terminal, identifying whether a PUCCH resource associated with transmission of the SR overlaps with a PUSCH resource associated with transmission of a message A, in case that the PUCCH resource does not overlap with the PUSCH resource, identifying whether the PUCCH resource associated with the transmission of the SR overlaps with a PUSCH resource associated with uplink data, and in case that the PUCCH resource overlaps with the PUSCH resource, transmitting the SR or the uplink data to a base station by comparing a priority of the PUCCH resource with a priority of the PUSCH resource.

Method and device for transmitting and receiving data in wireless communication system

Provided is an operating method of a terminal for receiving multicast and broadcast service (MBS) in a wireless communication system. The operating method may include receiving, from a base station, bandwidth part (BWP) configuration information for receiving MBS, the BWP configuration information including at least one of a BWP identity, temporary mobile group identities (TMGIs) of MBS services provided in a BWP, or group-radio network temporary identity (G-RNTI) information, or supplementary downlink (SDL) carrier configuration information for receiving MBS, and receiving first MBS data in a BWP corresponding to the BWP configuration information for receiving MBS or an SDL carrier corresponding to the SDL carrier configuration information for receiving MBS, in a radio resource control (RRC) idle mode or an RRC inactive mode, based on the received BWP configuration information or SDL carrier configuration information.

Method and device for configuring BWP for continuity of MBS service in wireless communication system

The present disclosure relates to a communication technique merging IoT technology with a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4G) communication system, such as long term evolution (LTE), and a system therefor. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security- and safety-related services, and the like) on the basis of 5G communication technology and IoT-related technology. According to various embodiments of the present invention, a timer operating method and device according to HARQ activation can be provided.

Timer operating method and device according to HARQ activation

The disclosure relates to a 5G or a 4G communication system for supporting a higher data transmission rate. The present disclosure relates to a method and a device for processing sidelink resource allocation in a V2X system. According to various embodiments of the present disclosure, in a wireless communication system, a terminal may include at least one transceiver and at least one processor coupled to the at least one transceiver. The at least one processor may be configured to: acquire aggregate maximum bit rate (AMBR) information regarding a PC5 unicast link for sidelink communication of the terminal; provide the AMBR information to a base station; receive information regarding a resource for the sidelink communication, which has been allocated on the basis of the AMBR information, from the base station; and transmit data following the sidelink communication to another terminal on the basis of the resource.

Device and method for allocating resource in wireless communication system

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-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 is to configure configuration parameter information of a sidelink radio bearer in a wireless communication system. An operation of a terminal may include: determining whether there is a need of an SLRB configuration; obtaining the SLRB configuration; performing sidelink data transmission or reception by using the SLRB configuration; determining whether there is a collision of the SLRB configuration; and performing a procedure of adjusting the collision of the SLRB configuration.

Apparatus and method for communication using sidelink in wireless communication system

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 includes identifying whether a medium access control (MAC) entity of the terminal is configured with a logical channel (LCH)-based prioritization, identifying whether a first uplink grant is associated with a random access, determining the first uplink grant to be a prioritized uplink grant, and transmitting an uplink signal based on the prioritized uplink grant.

Method and apparatus for intra-UE prioritization considering UL grant received in random access response

Provided are a method and device for providing power preference information in a wireless communication system. A terminal according to an embodiment of the disclosure may identify the necessity for transition from a radio resource control (RRC) connected mode and transmit, to a base station, a connection release request message including state information preferred by the terminal. In this case, the state information preferred by the terminal may include information indicating whether a state preferred by the terminal is an idle mode, an inactive mode, a connected mode, or a random mode, and the random mode may indicate that the terminal prefers to be released from the connection mode but there is no preferred mode among the idle mode and the inactive mode.

Method and device for providing power preference information in wireless communication system

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.

UE and base station in mobile communication system and operating method therefor

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method performed by a terminal for processing multicast and broadcast service (MBS) data in a wireless communication system is provided. The method includes receiving, from a base station, first downlink control information (DCI) including first resource allocation information based on a first radio network temporary identity (RNTI), receiving, from the base station, second DCI including second resource allocation information based on a second RNTI and in case that a hybrid automatic repeat request (HARQ) process identifier of the first DCI and a HARQ process identifier of the second DCI are identical, determining whether a new data indicator (NDI) of the second DCI is toggled, based on the first RNTI and the second RNTI, wherein, in case that the first RNTI corresponds to a group-radio network temporary identify (G-RNTI) and the second RNTI corresponds to a cell-radio network temporary identify (C-RNTI), whether the NDI of the second DCI is toggled is determined based on an NDI value of the first DCI and an NDI value of the second DCI.

Method and apparatus for resource allocation of MBS

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 homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, small businesses, security- and safety-related services, and the like) on the basis of 5G communication technology and IoT-related technology. The present invention relates to a method and an apparatus for transmitting a confirmation message for a plurality of configured grants in a wireless communication system.

Method and apparatus for transmitting multiple entry configured grant confirmation message in wireless communication system

The present disclosure relates to a communication technique which combines, 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 homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security- and safety-related services, and the like) on the basis of 5G communication technology and IoT-related technology. The present invention provides a method and device for a base station to notify a terminal of a time point for applying a configuration for MBS communication.

Method and device for time point for starting MBS configuration

The present disclosure provides a method, performed by a user equipment (UE), of determining a propagation delay value, the method including requesting a propagation delay from a base station, transmitting a time measurement signal on a time measurement resource allocated by the base station, receiving, from the base station, a response including an extended timing advance (TA) command, and based on the received response, applying time information and starting a timer. The present disclosure provides a method, performed by a UE, of performing communication in an unlicensed spectrum, the method including determining whether to transmit data via a configured grant (CG), comparing priorities of the CG and an uplink resource, and changing the priority of the CG, based on a listen before talk (LBT) failure.

Method and device for supporting URLLC service

The present disclosure relates to a communication technique for merging an IoT technology with a 5G communication system for supporting a higher data transmission rate than a 4G system, and a system therefor. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail, security- and safety-related services, and the like) on the basis of 5G communication technologies and IoT-related technologies. The present disclosure relates to a method performed by a terminal in a wireless communication system and an apparatus for performing same, the method comprising the steps of obtaining an uplink transmission resource, determining whether a medium access control (MCA) protocol data unit (PDU), which is to be transmitted as the uplink transmission resource, is stored in a hybrid automatic repeat request (HARQ) buffer, and identifying the priority of the uplink transmission resource on the basis of a result of the determination.

Method and apparatus for determining priority value of radio resource in wireless communication system

Provided is a first terminal for performing unicast communication between terminals in a wireless communication system. The first terminal may be configured to: transmit a packet to a second terminal through a first sidelink carrier; determine a failure of the first sidelink carrier based on at least one of a number of times of retransmission of the transmitted packet, a number of times of reception of hybrid automatic repeat request (HARQ) negative acknowledgement (NACK) or discontinuous transmission (DTX) for the transmitted packet, or a number of times of continuous out of synch (OOS) for the first sidelink carrier; and determine whether to perform a radio link failure (RLF) handling procedure or whether to perform a carrier failure handling procedure, based on a result of the determining of the failure and the first sidelink carrier, wherein the carrier failure handling procedure may be performed based on at least one of a connection state between the first terminal and a base station or a need for multi-carrier transmission.

Apparatus and method for controlling sidelink auxiliary carrier in wireless communication system

Growing community of inventors

Yongin-si, South Korea

Sangkyu Baek