ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,271, issued on Sept. 15, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Voice wakeup method and apparatus, storage medium, and system" was invented by Longshuai Xiao (Beijing), Yinan Zhen (Beijing), Wenjie Li (Beijing), Chao Peng (Beijing) and Zhanlei Yang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for voice wakeup is provided, which includes: obtaining original first microphone data; performing first-stage processing based on the first microphone data to obtain first wakeup data, wherein the first-stage processing includes first-stage separation processing and first-stage wakeup processing that are based on ...