US 11,871,378 B2
Deactivation of configured grant and initiation of connection request upon detection of sidelink failure
Youngdae Lee, Seoul (KR); Taehun Kim, Seoul (KR); and Jongwoo Hong, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/275,365
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Oct. 31, 2019, PCT No. PCT/KR2019/014563
§ 371(c)(1), (2) Date Mar. 11, 2021,
PCT Pub. No. WO2020/091443, PCT Pub. Date May 7, 2020.
Claims priority of provisional application 62/754,556, filed on Nov. 1, 2018.
Prior Publication US 2022/0124678 A1, Apr. 21, 2022
Int. Cl. H04W 72/02 (2009.01); H04W 76/30 (2018.01); H04W 72/1263 (2023.01); H04W 72/23 (2023.01); H04W 92/18 (2009.01)
CPC H04W 72/02 (2013.01) [H04W 72/1263 (2013.01); H04W 72/23 (2023.01); H04W 76/30 (2018.02); H04W 92/18 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A method performed by a first wireless device adapted to operate in a wireless communication system, the method comprising:
receiving sidelink system information broadcast by a second wireless device;
transmitting sidelink user equipment (UE) information to the second wireless device;
receiving a sidelink configured grant;
performing a sidelink communication with the second wireless device based on the sidelink configured grant;
upon detecting a problem on the sidelink communication:
i) deactivating the sidelink configured grant; and
ii) transmitting a deactivation indication including an index of the sidelink configured grant to the second wireless device;
based on the first wireless device being in an idle state, performing a connection establishment procedure with the network;
based on the first wireless device being in an inactive state, performing a connection resume procedure with the network; and
informing the network of a source Layer-2 ID of the second wireless device.