US 11,924,632 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 May 24, 2021, as Appl. No. 17/328,959.
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 2021/0368339 A1, Nov. 25, 2021
Int. Cl. H04W 12/06 (2021.01); H04W 84/04 (2009.01)
CPC H04W 12/06 (2013.01) [H04W 84/042 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A method for communication by a user equipment (UE) in a wireless communication system, the method comprising:
transmitting, to an access and mobility management function (AMF), a registration request message; and
receiving, from the AMF, a registration accept message related to a registration area, wherein the registration accept message includes pending network slice selection assistance information (NSSAI),
wherein if 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.