US Patent Issued to Zhejiang Alibaba Robot on March 31 for "Sound localization method, apparatus and device" (Chinese Inventors)

ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,173, issued on March 31, was assigned to Zhejiang Alibaba Robot Co. Ltd. (Hangzhou, China).

"Sound localization method, apparatus and device" was invented by Weiguang Chen (Hangzhou, China), Weilong Huang (Hangzhou, China) and Jinwei Feng (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A conference speech presentation system, a sound localization method and apparatus, a conference system and a pickup device. The method includes the following steps: collecting (S101) a multi-channel voice signal through a directional microphone array; determining (S103) a steering vector including phase information and amplitude information according...