US 12,150,114 B2
Method and device for performing HARQ feedback in NR V2X
Jongyoul Lee, Seoul (KR); Giwon Park, Seoul (KR); and Hanbyul Seo, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/615,948
Filed by LG Electronics Inc., Seoul (KR)
PCT Filed Jun. 5, 2020, PCT No. PCT/KR2020/007316
§ 371(c)(1), (2) Date Dec. 2, 2021,
PCT Pub. No. WO2020/246843, PCT Pub. Date Dec. 10, 2020.
Claims priority of application No. 10-2019-0066793 (KR), filed on Jun. 5, 2019.
Prior Publication US 2022/0330281 A1, Oct. 13, 2022
Int. Cl. H04W 4/40 (2018.01); H04L 1/1812 (2023.01); H04L 5/00 (2006.01); H04W 72/1263 (2023.01); H04W 72/20 (2023.01); H04W 92/18 (2009.01)
CPC H04W 72/1263 (2013.01) [H04L 1/1812 (2013.01); H04L 5/0053 (2013.01); H04W 72/20 (2023.01); H04W 92/18 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method for performing, by a first device, wireless communication, the method comprising:
receiving, from a second device, a first source identifier (ID) and a destination ID;
receiving, from the second device, information related to connection establishment between the first device and the second device, wherein the information includes a second source ID;
receiving, from the second device, a physical shared channel;
determining a hybrid automatic repeat request (HARQ) feedback option based on at least one of the first source ID, the second source ID or the destination ID; and
transmitting a physical feedback channel in response to the physical shared channel, based on the HARQ feedback option,
wherein the HARQ feedback option is either a first HARQ feedback option or a second HARQ feedback option.