	US 12,114,380 B2
	Apparatus and method for providing interworking of network slices in wireless communication system
Hoyeon Lee, Suwon-si (KR); and Sangsoo Jeong, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Jan. 12, 2023, as Appl. No. 18/153,582.
Application 18/153,582 is a continuation of application No. 17/096,113, filed on Nov. 12, 2020, granted, now 11,558,910, issued on Jan. 17, 2023.
Claims priority of application No. 10-2019-0145983 (KR), filed on Nov. 14, 2019.
Prior Publication US 2023/0145595 A1, May 11, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 76/11 (2018.01); H04W 8/20 (2009.01); H04W 12/06 (2021.01); H04W 48/18 (2009.01); H04W 84/12 (2009.01)

CPC H04W 76/11 (2018.02) [H04W 8/20 (2013.01); H04W 12/06 (2013.01); H04W 48/18 (2013.01); H04W 84/12 (2013.01)]

16 Claims

1. A method performed by a core network entity in a wireless communication system, the method comprising:

transmitting, to a storage entity, a request message for subscription data;

receiving, from the storage entity, the subscription data, wherein the subscription data includes at least one of subscribed single-network slice selection assistance informations (S-NSSAIs) and at least one subscribed S-NSSAI marked as subject to network slice-specific authentication and authorization (NSSAA); and

based on the subscription data, identifying, from among the subscribed S-NSSAIs, a S-NSSAI that is supported by the core network entity,

wherein the identified S-NSSAI is not subject to the NSSAA, and

wherein the core network entity comprises a combo-node of a session management function (SMF) and a packet data network gateway control plane function (PGW-C).