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Patent Searching and Data


Title:
METHOD AND APPARATUS FOR PERFORMING COMMUNICATION TO USE NETWORK SLICE IN WIRELESS COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/098114
Kind Code:
A1
Abstract:
The disclosure relates to a communication technique of converging a 5th generation (5G) communication system for supporting higher data rates after a 4th generation (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.

Inventors:
KIM DONGYEON (KR)
LEE HOYEON (KR)
JEONG SANGSOO (KR)
PARK JUNGSHIN (KR)
Application Number:
PCT/KR2021/015881
Publication Date:
May 12, 2022
Filing Date:
November 04, 2021
Export Citation:
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Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04W92/02; H04W36/00; H04W36/14; H04W36/38; H04W76/20; H04W76/30; H04W80/10; H04W88/18
Domestic Patent References:
WO2019076439A12019-04-25
WO2019194954A12019-10-10
Foreign References:
US20200322857A12020-10-08
US20200178321A12020-06-04
US20190124561A12019-04-25
US20200163008A12020-05-21
EP3697022A12020-08-19
Other References:
"3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Procedures for the 5G System (5GS); Stage 2 (Release 16)", 3GPP STANDARD; 3GPP TS 23.502, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. SA WG2, no. V16.6.0, 24 September 2020 (2020-09-24), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , pages 1 - 597, XP051960894
3GPP TS 24.008
See also references of EP 4118934A4
Attorney, Agent or Firm:
LEE, Keon-Joo et al. (KR)
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