Samsung Electronics Co., Ltd.

Sk Telecom Company, Ltd.

Yonsei University

Sangsoo Jeong

Songyean Cho

Hoyeon Lee

Jungshin Park

Sung Hwan Won

Beomsik Bae

Youngkyo Baek

Hanna Lim

Kisuk Kweon

Sunghoon Kim

Jonghan Park

Yoonseon Han

Jicheol Lee

Sangjun Moon

Sangbum Kim

Hyejeong Kim

Duckey Lee

Kyeongin Jeong

Sunghwan Won

Soenghun Kim

Jaehyuk Jang

Erik Guttman

Yong-seok Choi

Heejeong Lee

Chaegwon Lim

Dongyeon Kim

Sungho Choi

Seonghun Kim

Jinuk Lee

Jinyoung Oh

Younsun Kim

Seunghoon Choi

Hyoungju Ji

Hyojin Lee

Donghan Kim

Hoondong Noh

Cheolkyu Shin

Jungje Son

Sangjin Kim

Varini Gupta

Joohyun Park

Yunsang Park

Chang-soon Choi

Gert Jan Van Lieshout

Hyesung Kim

David Gutierrez Estevez

Dongeun Suh

Joan Pujol Roig

Sungjin Park

Jangwon Lee

Hyewon Lee

Youngbin Chang

Kyungjoo Suh

Hyeonmok Ko

Gert-Jan Van Lieshout

Hong Hee Kim

Taesung Jung

Youngsung Kho

Gyouhwan Kim

Yunsun Baek

Guttman Erik

Heetae Roh

Hong Chul Kim

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. Provided are a method and apparatus for selecting a network functional entity from a plurality of network functional entities.

Method and apparatus for enhancing network selection accuracy in wireless 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 safety-related service, etc.) on the basis of 5G communication technology and IoT-related technology. A method carried out by a network data analytics function (NWDAF) device, and a device for carrying out same may be provided according to various embodiments of the present disclosure, the method comprising the steps of: acquiring, for a protocol data unit (PDU) session, traffic pattern-related information, traffic type-related information and current time-related information; determining an inactivity timer value for the PDU session on the basis of the traffic pattern-related information, traffic type-related information and current time-related information; and transmitting the inactivity timer value to a session management function (SMF) device.

AI-based inactivity timer determination method and device in wireless communication system

A method performed by a user equipment-policy control function (UE-PCF) entity in a wireless communication system is provided. The method includes receiving, from a user equipment (UE) via an access management function (AMF) entity, UE policy information including UE route selection policy (URSP) compliance capability indicator (UCCI), determining whether to perform a URSP compliance verification procedure, based on the UE policy information, and performing the URSP compliance procedure based on the determining.

Method and apparatus for verifying compliance with UE route selection policy

The present disclosure relates to: a communication technique for converging, with IoT technology, a 5th generation (5G) or pre-5G communication system for supporting a higher data transfer rate beyond the 4th generation (4G) communication system such as long term evolution (LTE); 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 businesses, security and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology. According to various embodiments of the present invention, a method for activating a 5G user through a subscriber terminal can be provided.

Method and device for activating 5G user

The present disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a higher data transfer rate than 4th generation (4G) communication systems such as long term evolution (LTE). An operating method for a base station in a wireless communication method comprises a step for transmitting a first message to another base station, and a step for receiving a second message from the other base station, the first message comprising information indicating whether the base station supports at least one of an alternative quality of service (QoS) profile function and a QoS flow establishment queue function.

Device and method for supporting quality of service in wireless communication system

A method performed by an access and mobility management function (AMF) in a wireless communication is provided. The method includes transmitting, to a policy control function (PCF), a policy create request message including first allowed network slice selection assistance information (NSSAI), receiving, from the PCF, a policy create response message including first session management function (SMF) selection management information, in a case that an establishment of a first protocol data unit (PDU) session is requested from a terminal, establishing the first PDU session based on the first SMF selection management information, in a case that the first NSSAI is changed, transmitting, to the PCF, a policy update request message including second allowed NSSAI based on the policy control request trigger, and receiving, from the PCF, a policy update response message including second SMF selection management information.

Method and apparatus for providing 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, 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 method and device for requesting packet delay status by using an UPF event exposure service be provided.

UPF service-based packet delay status event exposure service method and device

The disclosure relates to a method and device for efficiently providing a split computing service in a wireless communication system. In accordance with an aspect of the disclosure, a method performed by a session management function (SMF) in a wireless communication system supporting split computing is provided, the method comprises receiving, via a first network entity from an application server, quality of service (QoS) related information to be applied to a user equipment (UE) for the split computing, the first network entity being either a policy control function (PCF) or a user data management (UDM), and transmitting, to the UE via a network, the QoS related information for the split computing in a session establishment procedure for the UE.

Method and device for providing split computing service in wireless communications system

A method of a network function (NF) entity performing communication in a wireless communication system includes: in case that a first registration request of a user equipment (UE) for a slice is received at an access and mobility function (AMF) entity through a first network, receiving a first slice availability request message for the slice from the AMF entity; determining whether the slice is available for the UE, based on a network slice policy; and transmitting, to the AMF entity, a response message including information regarding slice availability of the UE according to the first registration request, wherein in case that a second registration request of the UE for the slice is received at the AMF entity through a second network, slice availability of the UE according to the second registration request is determined based on at least one of the network slice policy or the information regarding the slice availability of the UE according to the first registration request.

Method and apparatus for registering with network slice in wireless communication system

A method of supporting inter-system mobility of a first entity includes receiving a create session request message including information about an Access Point Name (APN), for which a user equipment requests a packet data network (PDN) connection, subscriber identification information of the user equipment, and a field indicating capability information of the user equipment about slice identification information, determining, based on the create session request message, whether movement to a 5G system (5GS) is required for the PDN connection, transmitting, based on a result of the determining, to a second entity, a subscriber information request including the subscriber identification information and the APN information, receiving, from the second entity, a response to the subscriber information request including identification information of one or more subscribed network slices corresponding to the subscriber identification information, and providing, to the user equipment, at least one piece of identification information of the one or more subscribed network slices.

Method and apparatus for supporting inter-system mobility in wireless communication 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. A method of an access and mobility management function (AMF) of a wireless communication system according to one embodiment of the present disclosure is characterized by comprising the steps of: determining a connection mode of a terminal for a location information service of the terminal; transmitting, to a base station, a first message including at least one of information requesting activation of the connection mode and information on a time related to the connection mode; and receiving a second message including information on whether the connection mode is activated from the base station in response to the first message, wherein a timer value for maintaining a connection state of the terminal is configured to measure location information of the terminal on the basis of the at least one of the information requesting activation of the connection mode and the information on a time related to the connection mode.

Method and device for controlling terminal connection state for providing ultra-low-latency location information service in wireless communication system

A method performed by a user equipment (UE) in a wireless communication system is provided. The method includes transmitting, to an access and mobility function (AMF), a registration request message for moving to a first public land mobile network (PLMN) from a second PLMN, receiving, from the AMF, a registration accept message including first single-network slice selection assistance information (S-NSSAI) corresponding to the first PLMN of the AMF, determining whether second S-NSSAI associated with a protocol data unit (PDU) session established for the UE matches to the first S-NSSAI, wherein the second S-NSSAI corresponds to the second PLMN, and locally updating the PDU session based on a result of the determining.

Apparatus and method for supporting session continuity in wireless communication system

The disclosure relates to a communication technique of converging a 5generation (5G) communication system for supporting higher data rates after a 4generation (4G) system with Internet of things (IoT), and a system therefor. The disclosure provides a method performed by a first network entity managing a packet data network (PDN) session in a wireless communication system supporting interworking between a first and second networks. The method comprises receiving subscription update information of a user equipment (UE) for which a PDN connection associated with a network slice is established in the second network, the network slice being subscribed in the first network, determining whether to release the PDN connection if the subscription update information includes information notifying that network slice related information of the UE is changed, and performing a release of the PDN connection associated with the network slice if the release of the PDN connection is determined.

Method and apparatus for performing communication to use network slice in wireless communication system

The present invention discloses method for transmitting downlink packet in function-separated core network. It is an object of the embodiments of the present disclosure to provide a method for transmitting a downlink packet for a UE in an idle mode which is capable of reducing a data transmission latency for a user and efficiently using network resources in a mobile communication system in which the control plane and the user plane of a gateway node are separated.

Method for transmitting downlink packet in function-separated core network

The present disclosure relates to: a communication technique merging IoT technology with 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, security- and safety-related services, and the like) on the basis of 5G communication technology and IoT-related technology. A terminal in a wireless communication system according to one embodiment of the present invention can select a server of an onboarding stand-alone non-public network (SNPN).

Method and apparatus retrieving and selecting server for terminal authentication and subscriber data transmission

Growing community of inventors

Suwon-si, South Korea

Sangsoo Jeong