ALEXANDRIA, Va., June 17 -- United States Patent no. 12,317,320, issued on May 27, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"COT indication information sending method and apparatus" was invented by Junwei Wang (Shenzhen, China) and Fan Yang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "When a channel is not occupied within a first COT, a network device sends indication information to a terminal device within the first COT, where the indication information is used to indicate that the channel is not occupied within the first COT. When the channel is occupied within the first COT, the network device obtains a second COT within the first COT, and sends start information of the ...