ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,020, issued on Jan. 27, was assigned to Alibaba Group Holding Ltd. (Grand Kayman, Cayman Islands).

"Role separation method, meeting summary recording method, role display method and apparatus, electronic device, and computer storage medium" was invented by Siqi Zheng (Hangzhou, China), Xianliang Wang (Hangzhou, China) and Hongbin Suo (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A role separation method, a meeting summary recording method, a role display method and apparatus, an electronic device, and a computer storage medium, relating to the field of speech processing. The role separation method comprises: obtaining sound source ...