Samsung Electronics Co., Ltd.

Hyesung Kim

Jicheol Lee

Sunghoon Kim

Sangsoo Jeong

Kisuk Kweon

Yoonseon Han

Sungjin Park

Nishant Gupta

Kyungjoo Suh

Donghun Lee

Isaac Baek

Walter Featherstone

Cheolung Lee

A communication method performed by an edge enabler client (EEC) of a user equipment (UE) in a wireless communication system supporting edge computing is provided. The communication method includes receiving, from an application client (AC) executed in the UE, an AC registration request message including an AC profile, an edge configuration server (ECS) address, and user consent on whether to allow external exposure of the AC profile, selecting an ECS for performing service provisioning, based on the AC registration request message, performing a service provisioning procedure for the selected ECS, performing EEC registration and edge application server (EAS) discovery for an edge enabler server (EES) obtained through the service provisioning procedure, and transmitting EAS information obtained from the EES through the EAS discovery to the AC.

Communication method and apparatus in wireless communication system supporting edge computing

The present disclosure relates to: a communication technique merging, with kJ 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 relates to a wireless communication system. A terminal of the present disclosure comprises a transceiver and at least one processor, wherein the at least one processor can be configured to: transmit, to a first server, a first request message for requesting information provision; receive, from the first server, first information including information related to a plurality of ECSPs and information used for selecting one from among a plurality of application servers included in the plurality of ECSPs; transmit, on the basis of the first information, a second request message for requesting second information, related to the application servers, to a plurality of second servers corresponding to the plurality of ECSPs; receive the second information related to the application servers from the plurality of second servers; and select one from among the application servers on the basis of the first information and the second information.

Device and method for providing edge computing service by using network slice

According to one embodiment of the present disclosure, a method by which an edge enabler server (EES) of an edge computing system provides an edge computing service to user equipment (UE) comprises steps in which: the UE receives a registration message including available or currently connected core network (CN) type information or radio access technology (RAT) type information; a first network function (NF) device of a core network for providing the edge computing service to the UE is selected on the basis of the CN type information or the RAT type information; and a registration response message is transmitted to the UE, wherein, if the registration message includes the CN type information, one from among a first type for supporting a first CN, a second type for supporting a second CN, and a third type for supporting both the first CN and the second CN is indicated, and, if the registration message is the RAT type information, one from among a first type for supporting a first RAT, a second type for supporting a second RAT, and a third type for supporting both the first RAT and the second RAT can be indicated.

Device and method for providing service according to wireless communication network type in edge computing system

A method performed by a first entity corresponding to an edge enabler client (EEC) in an edge computing system is provided. The method includes transmitting, to a second entity corresponding to an edge enabler server (EES), a registration request message; and receiving, from the second entity, a registration response message, wherein the registration request message includes capability information to perform service continuity planning, and wherein the registration response message includes information on allowing the service continuity planning of the first entity.

Method and apparatus for supporting service continuity policy control

A method performed by an application function (AF) in a wireless communication system is provided. The method includes receiving, from a session management function (SMF), a late notification message indicating a change of a data network access identifier (DNAI), identifying whether an AF change is needed based on the late notification message, and transmitting, to the SMF, a response message including information for change to a target AF for a target DNAI based on a result of identifying that the AF change is needed.

Method and apparatus for transmitting notification to target AF in wireless communication system

Disclosed are a communication technique for merging, with an IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system. The present disclosure relates to a wireless communication system, and more specifically, to an application layer network architecture providing an edge computing service in a cellular wireless communication system. According to an embodiment, a method of an EES comprises receiving, from an EEC, a first message including information used to determine matching EAS, and triggering an EAS management system to instantiate the matching EAS in response to receiving the first message.

Method and device for generating and removing dynamic EAS using UE app and status

The disclosure relates to a 5G or pre-5G communication system for supporting a higher data rate after a 4G communication system such as LTE. A method according to an embodiment of the disclosure is a control method in an edge enabler server (EES) of a mobile edge computing system, and may include subscribing to a user plane path change event at an edge application server (EAS); determining an application context relocation (ACR) based on receiving a user plane path management event notification from the mobile communication network in case of subscribing to the user plane path change event for the EAS; transmitting an ACR request message to the EAS; receiving an EAS response message from the EAS; and transmitting an application function (AF) acknowledgment message to a first node of the mobile communication network in response to receiving the EAS response message from the EAS.

Method and apparatus for interaction between an edge computing system and a mobile communication network for providing edge computing service

A method of a visited session management function (V-SMF) supporting an edge computing (EC) service for a roaming user equipment (UE) in a wireless communication system is provided. The method includes receiving a first request message for protocol data unit (PDU) session establishment of the roaming UE from an access and mobility management function (AMF), the first request message including a first indication indicating supportability of session breakout (SBO) of a home routed (HR) roaming session in a visited network, and a session management policy indication for supporting the EC service through HR roaming, selecting a visited policy control function (V-PCF) providing an SBO policy for supporting the EC service for the HR roaming session according to the first request message, and transmitting a second request message requesting the EC service through the HR roaming session to the V-PCF, the second request message including an SBO requesting indication for the HR roaming session.

Method and apparatus for supporting edge computing service for roaming UE in wireless communication system

The present disclosure relates to a 5generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4generation (4G) communication system such as long-term evolution (LTE). According to various embodiments of the present disclosure, provided is a method for operating a network node such as an application function (AF) node in a wireless communication system, the method comprising the steps of: generating an AF request including information related to one or more data path latencies; and transmitting the information related to the one or more data path latencies to a session management function (SMF) node through a network exposure function (NEF) node.

Apparatus and method for psa-upf relocation in wireless communication system

A communication method and device in a wireless communication system supporting edge computing is provided. A method of a UE including an EEC in a communication system supporting an edge computing service using an EDN exchanging application data traffic with the UE is provided, the method comprises identifying whether the UE supports a SMS over NAS, transmitting, to an ECS managing configuration information of the EDN, a first service provisioning request message including an indication of the SMS over the NAS supported in case that the UE supports the SMS over the NAS, and in case that the UE receives, through a network from the ECS, an SMS message including triggering information related to an update of the configuration information, transmitting, to the ECS, a second service provisioning request message based on the triggering information.

Communication method and device in wireless communication system supporting edge computing

The present disclosure relates to a communication technique for fusing a 5G communication system with IoT technology to support a higher data rate than a 4G system, and a system thereof. 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, etc.) on the basis of 5G communication technology and IoT-related technology. According to one embodiment of the present disclosure, provided is a method of a first server in a wireless communication system. The method of the first server is characterized by comprising the steps of: receiving first information on whether a relocation procedure of an application context can be started from at least one of a terminal and an application server; confirming second information related to the relocation procedure of the application context on the basis of the first information; transmitting the second information to the terminal and the application server; and when it is confirmed that the relocation procedure of the application context is being performed, transmitting an indicator indicating that the relocation procedure of the application context is in progress to the terminal and the application server.

Method and apparatus for adjusting application context relocation in edge computing system

The disclosure relates to a 5th generation (5G) communication system communication scheme and a system thereof to support a higher data rate than that of the 4th generation (4G) system. A method performed by an edge application server discover function (EASDF) to discover an edge application server (EAS) is provided. The method includes, receiving a context message including a DNS message processing rule from an session management function (SMF), receiving a DNS query message from a user equipment (UE), transmitting the processed DNS query message to a DNS server based on the DNS message processing rule, receiving a DNS response message including an EAS internet protocol (IP) address from the DNS server, and transmitting the DNS response message to the UE based on the DNS message processing rule.

Method and device for edge application server discovery

Methods and an apparatus for providing an edge computing service to a UE in a mobile communication network and. The method comprises: receiving, from an AMF, a PDU session modification command including first information instructing modification of a PUD session for the MEC service and valid time of the PDU session; transmitting, to the AMF, a PDU session modification command NACK message including second information indicating a wait until transmission of an ACK, when relocation of an application context corresponding to the PDU session is possible within the valid time of the PDU session; transmitting, to an MEC system providing the service, an application context relocation request message; and transmitting, to the AMF, a PDU session modification command ACK in response to receiving an application context relocation complete message from the MEC system, wherein the PDU session modification command and the PDU session modification command NACK message are NAS messages.

Apparatus and method for supporting continuity of edge computing service in mobile network

According to an embodiment, a method of a user equipment (UE) in a communication system supporting an edge computing service using an edge data network including a first server providing, to the UE, first configuration information for application data traffic and a second server exchanging, with the UE, the application data traffic comprises transmitting a service provisioning request to a third server providing second configuration information for a connection with the first server and receiving, from the third server, a service provisioning response including network identification information related to a list of the first server or the second server in response to transmitting the service provisioning request.

Communication method and device for edge computing system

A method for continuously providing an edge computing service to user equipment (UE) by an edge enabler server (EES) of a mobile edge computing (MEC) system is provided, which includes receiving, from a source edge application server (EAS), update information including UE information and source EAS information, wherein the source EAS provides the edge computing service to the UE; retrieving, from an edge configuration server (ECS), target EES information based on the update information; transmitting, to a target EES, the UE information and the EAS information based on the target EES information; receiving, from the target EES, target EAS information; and transferring, to the source EAS, the target EAS information.

Growing community of inventors

Gyeonggi-do, South Korea

Hyesung Kim