Samsung Electronics Co., Ltd.

Sk Innovation Co., Ltd.

Snur & Db Foundation

Sangbum Kim

Soenghun Kim

Jaehyuk Jang

Seungri Jin

Donggun Kim

Kyeongin Jeong

Gert Jan Van Lieshout

Alexander Sayenko

Himke Van Der Velde

Sangyeob Jung

Songyean Cho

Sangsoo Jeong

Anil Agiwal

Wooseong Kim

Hanna Lim

Jongsoo Choi

Beomsik Bae

Hyunjeong Kang

Sunghwan Won

Sung Hwan Won

Taehan Bae

Gert-Jan Van Lieshout

Boon Loong Ng

Juho Lee

Sangkyu Baek

Thomas David Novlan

Suyoung Park

Himke Van DerVelde

Younsun Kim

Seunghoon Choi

Hyojin Lee

Hoyeon Lee

Jungsoo Jung

June Hwang

Hyewon Lee

Seonghun Kim

Hyejin Lee

Himke Van Dervelde

Jangbok Lee

Heejeong Lee

Kisung Park

Heechan Park

Uicheol Shin

Suyeon Jang

Kicheol Nam

Jeahyuk Jang

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method and an apparatus for logging listen-before-talk (LBT) failure information in a mobile communication system are provided. The operation method of a terminal in a wireless communication system includes attempting to transmit a preamble in a random access procedure via an unlicensed spectrum, in case that one or more failures of the attempting to transmit the preamble according to LBT failure is detected, generating information on random access report including a number of the one or more failures of the attempting to transmit the preamble, accessing to a base station based on the preamble after the attempting to transmit the preamble is successful, and transmitting, to the base station, the information on random access report.

Method and apparatus for logging LBT failure information in mobile communication system

A method of performing a conditional handover by a UE may include: receiving an RRC message associated with the conditional handover; performing a first conditional handover to a first candidate cell among a plurality of candidate cells based on the RRC message; and in a case where the first conditional handover is successful, performing a random access to the first candidate cell, and in a case where the first conditional handover fails, when a second candidate cell that meets a condition exists, performing a second conditional handover to the second candidate cell.

Method and device for performing handover 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 technology for fusing, with an IoT technology, a 5G communication system for supporting a higher data transmission rate than 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 may provide a method and a device for collecting and reporting mobility history information by a terminal in a next-generation mobile communication system.

Method and device for collecting and reporting mobility history information in next-generation mobile communication system

The present disclosure proposes a method and a device for reporting information related to handover in a next generation mobile communication system. A method performed by a terminal in a wireless communication system according to an embodiment of the present disclosure may comprise the steps of acquiring configuration information related to dual active protocol stack (DAPS) handover, after execution of the DAPS handover is triggered on the basis of the configuration information, identifying failure in a radio link between the terminal and a source cell, and transmitting information on the failure in the radio link.

Method and device for reporting information related to handover in next generation mobile communication system

The disclosure relates to a method and apparatus for collecting and reporting cell measurement information in a mobile communication system. According to an embodiment, the method, performed by a user equipment (UE), of reporting cell measurement information in a mobile communication system includes: transmitting UE capability information about whether to support a minimization of drive test (MDT) operation to a first base station of a first mobile communication system; receiving MDT configuration information from at least one base station of the first base station or a second base station of a second mobile communication system which is different from the first mobile communication system; collecting MDT measurement information based on the MDT configuration information; and transmitting the MDT measurement information to the at least one base station of the first base station or the second base station, wherein the first base station and the second base station support dual connectivity.

Method and apparatus for collecting and reporting cell measurement information in mobile communication system

A method, performed by a user equipment (UE), of providing In-Device Coexistence (IDC) information is provided. The method includes transmitting, to a base station (BS), UE capability information including IDC information reporting capability information; receiving, from the BS, configuration information about IDC information reporting; detecting an occurrence of an IDC problem; and transmitting, to the BS, UE Assistance information including information of a frequency affected by the IDC problem, based on the configuration information, wherein the information of the frequency affected by the IDC problem is indicated in an IDC Assistance field.

Method and apparatus for reporting information of frequency affected by indevice coexistence interference in wireless communication system

The present disclosure relates to a communication technique that merges IoT technology with a 5G communication system for supporting higher data transmission rates than 4G systems, and a system therefor. 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 business, security and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology. The present invention discloses a method and device for setting and applying a plurality of Discontinuous receptions (DRXs).

Method and device for applying plurality of DRXs in carrier aggregation technology in mobile communication system

The present disclosure relates to a communication technique for converging IoT technology with 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 an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or connected car, health care, digital education, retail business, a security and security-related service, etc.) on the basis of 5G communication technology and IoT-related technology. The present disclosure discloses a method and a device for controlling the RRC state mismatch issue of a terminal, and also discloses a method and a device for providing access control configuration information of a terminal.

Method and device for controlling RRC state mismatch issue in next-generation mobile communication system

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.

Method for reporting measurement result by user equipment transceiving data by first radio access technology and second radio access technology, and device therefor

A neuromorphic memory circuit includes a plurality of memory cells, and each of the plurality of memory cells includes a first switching element having a threshold switching time determined based on a voltage applied to both ends of the first switching element at a time of receiving an input signal, and outputting the input signal in response to an elapse of the threshold switching time from a point in time at which the input signal is received; a first resistive memory element connected to the first switching element to divide the voltage applied to both ends of the first switching element; and a synapse circuit to generate an output signal in response to the input signal delayed by the threshold switching time.

Neuromorphic memory circuit and operating method therof

The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system or networks beyond 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. Disclosed is a method of a User Equipment, UE, providing overheating assistance to a telecommunication network, wherein the UE is arranged to provide the overheating assistance in one of two modes, wherein: in a first mode the UE reports details related to a first set of assistance parameters; and in a second mode the UE reports details related to a second set of assistance parameters, wherein a setting of the first set of parameters depends on a setting of the second set of parameters.

Telecommunication systems

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. Disclosed are a method and a device for a terminal to indicate whether LBT has failed or not and declare a detected LBT failure, in report mechanisms such as RLF, SCG failure, establishment failure, and MDT.

Method and device for base station to report LBT failure information in next-generation mobile communication system operating in unlicensed frequency band

The present disclosure relates to an operation method of a user equipment (UE) and a device therefor, and the operation method includes: receiving, from a base station, a radio resource control (RRC) message including Logged minimization of drive test (MDT) configuration information for performing logging of a measurement result while the UE is in an RRC IDLE mode or an RRC INACTIVE mode, identifying a report type configured for the UE, based on the Logged MDT configuration information, determining whether conditions for performing Logged MDT are satisfied, based on the report type and the Logged MDT configuration information including at least one of a public land mobile network (PLMN) identity list or area configuration information, when the conditions are satisfied, performing a measurement based on a configured logging interval, and performing logging of a result of the measurement.

Method and device for recording information in mobile communication system

The disclosure relates to a 5G or 6G communication system for supporting higher data rates after a 4G communication system such as LTE. A data transmission/reception method of a UE in a wireless communication system supporting integrated access and backhaul (IAB) communication, includes performing security processing based on security configuration for a packet data convergence protocol (PDCP) layer when transmitting and receiving data to and from an IAB node; receiving a first control message including security configuration information from the IAB node; updating the security configuration for the PDCP layer based on the security configuration information; and performing security processing on the data transmitted and received to and from the IAB node based on the updated security configuration.

Method and apparatus for updating security configuration in next-generation wireless communication system

Growing community of inventors

Suwon-si, South Korea

Sangbum Kim