US 12,483,320 B2
Communication method and apparatus
Hejia Luo, Hangzhou (CN); Xiaolu Wang, Hangzhou (CN); Ying Chen, Hangzhou (CN); Jianwei Zhou, Hangzhou (CN); and Yinggang Du, Shenzhen (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by HUAWEI TECHNOLOGIES CO., LTD., Guangdong (CN)
Filed on Oct. 7, 2022, as Appl. No. 17/961,812.
Application 17/961,812 is a continuation of application No. PCT/CN2021/083638, filed on Mar. 29, 2021.
Claims priority of application No. 202010280505.3 (CN), filed on Apr. 10, 2020.
Prior Publication US 2023/0037135 A1, Feb. 2, 2023
Int. Cl. H04B 7/185 (2006.01); H04W 12/037 (2021.01); H04W 36/32 (2009.01); H04W 74/0833 (2024.01); H04W 74/0836 (2024.01)
CPC H04B 7/18513 (2013.01) [H04W 12/037 (2021.01); H04W 36/322 (2023.05); H04W 36/328 (2023.05); H04W 74/0833 (2013.01); H04W 74/0836 (2024.01)] 18 Claims
OG exemplary drawing
 
1. A communication method, comprising:
obtaining, by a communication apparatus, first location information broadcast by a satellite prior to random access, wherein the satellite is a serving satellite or a target satellite;
after obtaining the first location information, performing, by the communication apparatus, random access based on the first location information;
obtaining, by the communication apparatus, second location information sent by the satellite by using signaling used for the random a based on the first location information, wherein accuracy of a location obtained based on the second location information is higher than accuracy of a location obtained based on the first location information; and
performing, by the communication apparatus, uplink communication based on the second location information.