US 12,477,519 B2
Information transmission method and terminal device
Zichao Ji, Guangdong (CN); and Shuyan Peng, Guangdong (CN)
Assigned to VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed by VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed on Aug. 24, 2022, as Appl. No. 17/894,290.
Application 17/894,290 is a continuation of application No. PCT/CN2021/083240, filed on Mar. 26, 2021.
Claims priority of application No. 202010231316.7 (CN), filed on Mar. 27, 2020.
Prior Publication US 2022/0408415 A1, Dec. 22, 2022
Int. Cl. H04W 72/02 (2009.01); H04W 72/0446 (2023.01); H04W 92/18 (2009.01)
CPC H04W 72/02 (2013.01) [H04W 72/0446 (2013.01); H04W 92/18 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An information transmission method, performed by a first terminal device, wherein the method comprises:
transmitting assistance information to at least one second terminal device in a case that a preset trigger condition is met, wherein the assistance information is used for the at least one second terminal device to perform sidelink transmission;
in a case that the assistance information comprises a resource set indication, before the transmitting assistance information to at least one second terminal device in a case that a preset trigger condition is met, the method further comprises:
in a case that second trigger signaling transmitted by the at least one second terminal device is received, determining that the preset trigger condition is met, wherein the second trigger signaling is used to indicate the first terminal device to transmit the assistance information to the at least one second terminal device.