US 12,219,654 B2
Method for adjusting timer T when disaster roaming occurs, and device supporting same
Sangmin Park, Seoul (KR); Sungduck Chun, Seoul (KR); and Hyunsook Kim, Seoul (KR)
Assigned to LG Electronics Inc., Seoul (KR)
Filed by LG Electronics Inc., Seoul (KR)
Filed on Jul. 28, 2023, as Appl. No. 18/227,442.
Application 18/227,442 is a continuation of application No. 18/093,601, filed on Jan. 5, 2023, granted, now 11,758,614.
Application 18/093,601 is a continuation of application No. PCT/KR2021/008885, filed on Jul. 12, 2021.
Claims priority of application No. 10-2020-0086302 (KR), filed on Jul. 13, 2020.
Prior Publication US 2023/0371126 A1, Nov. 16, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 76/50 (2018.01); H04W 8/06 (2009.01)
CPC H04W 76/50 (2018.02) [H04W 8/06 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A method performed by a Mobile Station (MS) adapted to operate in a wireless communication system, the method comprising:
selecting a Public Land Mobile Network (PLMN);
registering on the selected PLMN;
based on the MS being registered on the selected PLMN for disaster roaming services, periodically attempting to obtain services on a first PLMN based on a timer with a first value; and
based on the MS not being registered on the selected PLMN for the disaster roaming services, periodically attempting to obtain services on a second PLMN based on a timer with a second value.