US 12,445,991 B2
Methods and systems for manual mode search following a disaster condition
Aman Agarwal, Bangalore (IN); Lalith Kumar, Bangalore (IN); Kailash Kumar Jha, Bangalore (IN); and Samiran Bhowmik, Bangalore (IN)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on May 18, 2022, as Appl. No. 17/664,030.
Claims priority of application No. 202141022484 (IN), filed on May 19, 2021; and application No. 202141022484 (IN), filed on Apr. 28, 2022.
Prior Publication US 2022/0377694 A1, Nov. 24, 2022
Int. Cl. H04W 60/04 (2009.01); H04W 4/90 (2018.01); H04W 48/18 (2009.01); H04W 60/00 (2009.01)
CPC H04W 60/04 (2013.01) [H04W 4/90 (2018.02); H04W 48/18 (2013.01); H04W 60/005 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A method performed by a user equipment (UE) in a wireless communication system, the method comprising:
identifying that a disaster condition is applied to a first public land mobile network (PLMN);
identifying a second PLMN among available PLMNs by a manual selection;
when that a value of a registration type for the second PLMN is included in a command for the manual selection and indicates a disaster roaming service, triggering a first registration procedure for the disaster roaming service;
when the value of the registration type for the second PLMN is included in the command for the manual selection and indicates a normal registration, triggering a second registration procedure for the normal registration; and
when the value of a registration type for the second PLMN is not included in the command for the manual selection, triggering the second registration procedure for the normal registration.