ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,506, issued on Sept. 23, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Recording method of true wireless stereo earbuds and recording system" was invented by Xiao Yang (Shenzhen, China), Yijun Zhang (Shenzhen, China), Jianting Feng (Shanghai) and Chunjian Li (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "In this application, by using a method for collaborative recording by using a mobile terminal and the true wireless stereo earbud, recording with more complete data amount can be collected, and cooperative noise reduction is performed on a recording signal collected by the mobile terminal and a recording signal collect...