ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,939, issued on Oct. 27, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Signal generation method and apparatus" was invented by Qi Feng (Shanghai), Yuanzhou Hu (Shanghai), Gaoning He (Boulogne-Billancourt, France) and Jianmin Lu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides a signal generation method and an apparatus. In the method, a first communication apparatus generates a first signal, and sends the first signal to a second communication apparatus, who receives the first signal, and then demodulates the first signal. A symbol included in the first signal is carried on K+2(M-1) subcarri...