Samsung Electronics Co., Ltd.

Skhynix Inc.

Donggun Kim

Soenghun Kim

Jaehyuk Jang

Seungri Jin

Sangbum Kim

Alexander Sayenko

Gert Jan Van Lieshout

Anil Agiwal

Sangkyu Baek

Yong Ju Kim

Sangyeob Jung

Himke Van Der Velde

Sang Gu Jo

Do-Sun Hong

Do Sun Hong

Jungsoo Jung

Jung Hyun Kwon

Youngwoo Kwak

Sungjin Park

Suyoung Park

Beomsik Bae

Milos Tesanovic

Jae Sun Lee

Jingzhe Xu

Sungeun Lee

Younsun Kim

Taehyoung Kim

Hoondong Noh

Hoyeon Lee

Soeng-Hun Kim

Byounghoon Jung

Gert-Jan Van Lieshout

Sunil Keshava

Vijay Motagi

Kihyun Choi

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 performed by a terminal in a wireless communication system includes receiving, from a base station, a RRC reconfiguration message, identifying whether a beam failure is detected or whether a time alignment timer is running, based on the RRC reconfiguration message, and in case that the beam failure is not detected or the time alignment timer is running, identifying a SCG activation, without a random access procedure.

Method and apparatus for activating cell group without random access procedure in next generation wireless communication system

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a terminal in a wireless communication system is provided. The method includes identifying whether a packet data convergence protocol (PDCP) entity is suspended in case that the PDCP entity re-establishment is requested from an upper layer, identifying whether an indicator is configured for indicating that an uplink data compression (UDC) is continuously used and a PDCP service data unit (SDU) is compressed, for an acknowledged mode (AM) data radio bearer (DRB) whose the PDCP entity is not suspended, and submitting the PDCP SDU, in case that the indicator is configured for indicating that the UDC is continuously used and the PDCP SDU is compressed.

Method and device for header compression or decompression procedure supporting cell group activation or deactivation in next-generation mobile communication system

A frequency measurement method performed by a user equipment (UE) in a wireless communication system is provided. The frequency measurement method includes: receiving a radio resource control (RRC) release message or system information including first frequency measurement configuration information for frequency measurement in an RRC inactive mode; performing frequency measurement in the RRC inactive mode based on the first frequency measurement configuration information; receiving first RRC resume message including an indicator requesting a measurement report in the RRC inactive mode; and transmitting an RRC resume complete message including the measurement report based on the indicator.

Method and apparatus for measuring frequency in wireless communication system

The present disclosure relates to a communication technique for converging, with an IoT technology, a 5G communication system for supporting a higher data transmission rate beyond a 4G system, and a system therefor. The present disclosure may be applied to intelligent services, such as smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail, and security and safety related services, on the basis of 5G communication technologies and IoT-related technologies. The present disclosure relates to a method for a terminal in a communication system and a device for performing same, the method comprising the steps of: receiving, from a higher layer device, information indicating packet data convergence protocol (PDCP) data recovery; identifying first data associated with transmission for the PDCP data recovery, from data which have been stored in a signaling radio bearer (SRB) before the information is received; and transmitting the first data to a lower layer.

Communication method and device in mobile 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. In addition, a method of a terminal in a radio communication system according to the disclosure includes: performing, by a packet data convergence protocol (PDCP) entity of the terminal, deciphering and integrity verification of first data; if the integrity verification of the first data fails, indicating a failure of the integrity verification to an upper layer; and discarding the first data and considering that the first data has not been received.

Method and apparatus for supporting rapid cell activation in connection resumption procedure in next generation mobile communication system

The present disclosure relates to a communication technique and a system therefor, the communication technique for merging, with an IoT technology, a 5th generation (5G) or pre-5G communication system for supporting a higher data transmission rate since a 4th generation (4G) communication system such as long term evolution (LTE). The present disclosure can be applied to an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or connected car, health care, digital education, a retail business, a security and safety-related service, and the like) on the basis of a 5G communication technology and an IoT-related technology. According to various embodiments of the present invention, a method and apparatus for handling an integrity verification failure in a system for supporting high-reliability, low-latency service can be provided.

Method and apparatus for handling integrity verification failure in system supporting high-reliability, low-latency service

The present disclosure relates to a communication technique for converging IoT technology with a 5G communication system for supporting a higher data transfer rate beyond the 4G system, and a system thereof. The present disclosure may 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, etc.) on the basis of 5G communication technology and IoT-related technology. The present disclosure provides a method and apparatus for configuring an out-of-order delivery function of a protocol layer device.

Method and apparatus for performing feedback-based ethernet header compression or decompression in wireless communication system

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) are provided. 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 and apparatus of activating/deactivating cells with scalable transmission time intervals (TTIs) is disclosed.

Method and apparatus for transmitting and receiving scheduling requests

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. Disclosed is a method for processing a segmented RRC message and operating a timer related thereto.

Method and apparatus for managing timer related to segmentation transmission of RRC message in next-generation mobile communication system

A method, performed by a user equipment (UE), of performing measurement includes receiving measurement configuration information for measurement in an idle mode or an inactive mode from a base station, starting a timer based on the measurement configuration information, and performing measurement in the idle mode or the inactive mode while the timer running, wherein, when the timer expires in the idle mode or the inactive mode, the measurement configuration information is deleted.

The present disclosure provides a method, performed by a terminal, of controlling activation of a secondary cell (SCell), the method including: receiving a radio resource control (RRC) message including information about a first timer for deactivation of a SCell and information about a second timer for deactivation of a bandwidth part (BWP) of the SCell; receiving a media access control (MAC) control element (CE) for changing a state of the SCell; and controlling the first timer and the second timer based on the MAC CE and the RRC message.

Method and device for driving timers according to BWP type in wireless communication system

The present disclosure relates to a communication technique converging IoT technology with a 5G communication system for supporting higher data transfer rates than 4G systems and a system for same. The present disclosure may 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, or the like) on the basis of 5G communication technology and IoT-related technology. The present invention relates to a wireless communication system, and more specifically, the present invention relates to a method and device for providing a terminal mobility event reporting service in a cellular wireless communication system (5G system).

Method and device for by-link activation and deactivation for reducing power consumption in next generation mobile communication system

A method performed by an integrated access backhaul (IAB) node in a wireless communication system is provided. The method comprises: receiving, from a base station, configuration information regarding an uplink (UL) grant, receiving, from the base station, configuration information regarding backhaul (BH) radio link control (RLC) channel via higher layer signaling, identifying, based on the configuration information regarding BH RLC channel, whether an extended logical channel identifier (eLCID) is used, in case that the eLCID is not used and a UL grant size is equal to or larger than a first size, not transmitting only a padding buffer status report (BSR) or not transmitting only padding or not transmitting only the padding BSR and the padding, and in case that the eLCID is used and the UL grant size is equal to or larger than a second size, not transmitting only the padding BSR or not transmitting only the padding or not transmitting only the padding BSR and the padding.

Method and apparatus for providing service in wireless communication system

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.

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Seoul, South Korea

Donggun Kim