The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 23, 2025
Filed:
Feb. 08, 2023
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Kyungjoo Suh, Gyeonggi-do, KR;
Abstract
The disclosure relates to a 5G or 6G communication system for supporting higher data rates. A method performed by a UE includes transmitting, to a first VPLMN, a first registration request message; receiving, from the first VPLMN, a registration accept message including roaming information associated with an HPLMN; validating the roaming information; based on a result of the validating, setting a timer for releasing a PDU session with the first VPLMN; based on the timer, performing a local release for the PDU session with the first VPLMN; based on the roaming information, selecting a second VPLMN; and transmitting, to the second VPLMN, a second registration request message.