Method and apparatus for providing service in wireless communication system

    公开(公告)号:US11582688B2

    公开(公告)日:2023-02-14

    申请号:US17556343

    申请日:2021-12-20

    Abstract: 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 for replacement of a DNN and/or S-NSSAI in a wireless communication system is provided.

    Method and apparatus for controlling network slice in wireless communication system

    公开(公告)号:US11516762B2

    公开(公告)日:2022-11-29

    申请号:US17092088

    申请日:2020-11-06

    Abstract: A method, performed by a user equipment (UE), in a wireless communication system, includes: transmitting, to a network entity, a registration request message including network slice assistance information (NSSAI) corresponding to a slice; receiving a response message including rejection information on a registration for the slice in case that resource allocation has reached an upper limit; and determining to suspend a registration request for the slice, based on the response message, wherein the rejection information on the registration for the slice includes information on a back-off timer or information on a rejection cause.

    Method and apparatus for providing service in wireless communication system

    公开(公告)号:US11206611B2

    公开(公告)日:2021-12-21

    申请号:US16900128

    申请日:2020-06-12

    Abstract: 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 for replacement of a DNN and/or S-NSSAI in a wireless communication system is provided.

    Method and device for service continuity of terminal

    公开(公告)号:US11140596B2

    公开(公告)日:2021-10-05

    申请号:US16579729

    申请日:2019-09-23

    Abstract: Disclosed are: a communication method for incorporating an IoT technique with a 5G communication system for supporting a higher data transmission rate than that of a 4G system or a subsequent system; and a system therefor. The present invention can be applied to intelligent services (for example, services related to smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security, safety, and the like) on the basis of a 5G communication technique and IoT-related techniques. A communication method and device of the base station and network equipment in the mobile communication system, according to the present invention, can quickly provide, to the base station to which the terminal moves, a D2D service authorized indication of the terminal for a PLMN provided from the base station of a region to which the terminal moves, even though the terminal moves to the region at which the different PLMNs are provided, and can allow the terminal to endlessly use the services, since the terminal is allocated with the resources for the D2D services during the movement thereof.

    Resource management method and apparatus for use in wireless communication system

    公开(公告)号:US10856190B2

    公开(公告)日:2020-12-01

    申请号:US16852258

    申请日:2020-04-17

    Abstract: A resource management method and apparatus allows or restricts use of some or all of the resources of entities of a wireless communication system. A radio resource management method of a radio access point includes receiving a measurement report from a terminal, selecting another radio access point for serving the terminal in cooperation with the serving radio access point based on the measurement report and a Handover Restriction List (HRL), and transmitting a request for serving the terminal to the selected another radio access point.

    Method and apparatus for effective wireless LAN selection

    公开(公告)号:US10749806B2

    公开(公告)日:2020-08-18

    申请号:US16266300

    申请日:2019-02-04

    Abstract: A method for selecting an access network in a terminal of a mobile communication system according to one embodiment of the present specification comprises the steps of: if traffic is generated in the terminal, selecting an access network according to the characteristics of the generated traffic and network selection policy information; and transmitting and receiving the generated traffic via the selected access network. According to the embodiment, the present invention adjusts priorities of accesses given to users and applications in a wireless communication system including heterogeneous networks, thereby reducing processes for reselecting an access network of a user terminal, and reducing the cases of unnecessarily accessing a network having a low priority or requiring high costs for a long time. Therefore, the present invention can enhance user convenience and improve communication efficiency.

    Method and apparatus for controlling traffic offloading in a communication system

    公开(公告)号:US10568001B2

    公开(公告)日:2020-02-18

    申请号:US15323392

    申请日:2015-06-30

    Abstract: The present invention relates to a communication technique of fusing a 5G communication system for supporting higher data transmission rate beyond a 4G system with an IoT technology and a system thereof. The present invention may be used for an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. According to the embodiment of the present invention, when the subject that may start the traffic offloading determination or the traffic offloading process for the terminal that may access both of the 3GPP network and the non-3GPP network is elucidated or at least two traffic offloading processes are performed in parallel, each traffic offloading process may be differentiated from each other to efficiently perform the traffic offloading.

    Method and apparatus for controlling inter-PLMN handover to CSG cell

    公开(公告)号:US10531349B2

    公开(公告)日:2020-01-07

    申请号:US16176485

    申请日:2018-10-31

    Abstract: A method and apparatus for controlling inter-PLMN handover based on CSG lists of equivalent PLMNs is provided. A method for receiving subscriber information of a terminal at a Mobility Management Entity (MME) includes transmitting an update location request message for the terminal to a Home Subscriber Server (HSS), and receiving an update location acknowledgement message with the subscriber information of the terminal from the HSS, wherein the update location request message comprises a list of equivalent Public Land Mobile Networks (PLMNs) among which the MME supports inter-PLMN handover of the terminal. The method and apparatus for controlling inter-plan handover to a CSG cell according to the present invention is characterized in that a control apparatus of a core network acquires the allowed CSG lists for determining a User Equipments (UEs) capability of access to a CSG cell and determines whether to permit inter-PLMN handover based on the allowed CSG lists.

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