US 12,279,161 B2
Connection management on SIB1 based barred cell
Naveen Kumar R. Panakanapalli, San Diego, CA (US); Jeongho Seo, San Diego, CA (US); and Daniel Amerga, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Dec. 1, 2021, as Appl. No. 17/457,239.
Prior Publication US 2023/0171646 A1, Jun. 1, 2023
Int. Cl. H04W 36/00 (2009.01); H04W 48/20 (2009.01)
CPC H04W 36/0022 (2013.01) [H04W 36/0058 (2018.08); H04W 48/20 (2013.01)] 21 Claims
OG exemplary drawing
 
1. An apparatus for wireless communication at a user equipment (UE), comprising:
memory; and
at least one processor coupled to the memory and configured to:
initiate, while in a standalone (SA) mode for a first radio access technology (RAT), a timer associated with barring a first cell;
connect to the first cell in a non-standalone (NSA) mode with the first RAT via a second RAT;
receive, from a base station, a redirection instruction to switch to the SA mode for the first RAT on the first cell;
pause the timer associated with barring the first cell based on receiving the redirection instruction to switch to the SA mode on the first cell; and
perform an initial acquisition (ACQ) procedure on the first cell, and based on whether the initial ACQ procedure is successful on the first cell, perform one of:
stop the timer associated with barring the first cell; or
continue running the timer associated with barring the first cell.