US 12,309,583 B2
Network slice-specific authentication and authorization
Mahmoud Watfa, Staines (GB); and Ricky Kumar Kaura, Staines (GB)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Feb. 29, 2024, as Appl. No. 18/592,312.
Application 18/592,312 is a continuation of application No. 17/328,959, filed on May 24, 2021, granted, now 11,924,632.
Claims priority of application No. 2007738 (GB), filed on May 22, 2020; and application No. 2106419 (GB), filed on May 5, 2021.
Prior Publication US 2024/0292215 A1, Aug. 29, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 12/06 (2021.01); H04W 84/04 (2009.01)
CPC H04W 12/06 (2013.01) [H04W 84/042 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method for communication by an access and mobility management function (AMF) in a wireless communication system, the method comprising:
receiving, from a user equipment (UE), a registration request message; and
transmitting, to the UE, a registration accept message related to a registration area, wherein the registration accept message includes pending network slice selection assistance information (NSSAI),
wherein in case that the registration area contains tracking area identifiers (TAIs) belonging to different public land mobile networks (PLMNs) which are equivalent PLMNs, the pending NSSAI is applicable to the equivalent PLMNs in the registration area.