US 12,219,620 B2
Data transmission method and apparatus
Hui Jin, Beijing (CN); Hongcheng Zhuang, Shenzhen (CN); Yongbo Zeng, Shenzhen (CN); and Xiaoyan Duan, Shenzhen (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Mar. 29, 2022, as Appl. No. 17/707,458.
Application 17/707,458 is a continuation of application No. PCT/CN2020/116124, filed on Sep. 18, 2020.
Claims priority of application No. 201910943513.9 (CN), filed on Sep. 30, 2019.
Prior Publication US 2022/0225439 A1, Jul. 14, 2022
Int. Cl. H04W 76/10 (2018.01); H04W 80/10 (2009.01)
CPC H04W 76/10 (2018.02) [H04W 80/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A data transmission method implemented by a first terminal device, wherein the data transmission method comprises:
receiving a first message from a second terminal device, wherein a first session parameter is based on the first message, and wherein a first session is based on the first session parameter;
receiving a second message from the second terminal device, wherein the second message includes a second bearer parameter of a bearer that meets a service requirement of the second terminal device;
determining a first bearer parameter based on the second bearer parameter or the first message;
establishing a first bearer in the first session based on the first bearer parameter;
receiving first data from the second terminal device; and
sending the first data to a network device using the first bearer in the first session.