US 11,838,853 B2
Access control method and device
Sung-pyo Hong, Seoul (KR); and Woo-jin Choi, Seoul (KR)
Assigned to KT CORPORATION, Gyeonggi-do (KR)
Appl. No. 16/476,971
Filed by KT CORPORATION, Gyeonggi-do (KR)
PCT Filed Jan. 29, 2018, PCT No. PCT/KR2018/001241
§ 371(c)(1), (2) Date Jul. 10, 2019,
PCT Pub. No. WO2018/143631, PCT Pub. Date Aug. 9, 2018.
Claims priority of application No. 10-2017-0015209 (KR), filed on Feb. 2, 2017; and application No. 10-2018-0009156 (KR), filed on Jan. 25, 2018.
Prior Publication US 2019/0357119 A1, Nov. 21, 2019
Int. Cl. H04W 48/08 (2009.01); H04W 76/25 (2018.01); H04W 48/02 (2009.01); H04L 1/1607 (2023.01)
CPC H04W 48/08 (2013.01) [H04L 1/1614 (2013.01); H04W 48/02 (2013.01); H04W 76/25 (2018.02)] 15 Claims
OG exemplary drawing
 
1. A method of a user equipment (UE) for performing unified access control, the method comprising:
receiving, by the UE, a system information block type 1 (SIB1) from a base station, the SIB1 including barring information for the unified access control, the barring information being received by the UE through the SIB1 and comprising:
i) access category information,
ii) identity information for identifying a set of barring parameters, and
iii) the set of barring parameters including at least one of a barring factor and a barring time; and
performing, by the UE, an access barring check associated with an access category, based on the set of barring parameters identified by the identity information,
wherein the SIB1 is minimum system information, and
wherein i) the access category information, ii) the identity information, and iii) the set of barring parameters comprised in the barring information are received simultaneously by the UE, when the SIB1 is received from the base station.