ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,240, issued on March 17, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Method and system for determining audio channel role of sound box, electronic device, and storage medium" was invented by Zhengyuan Peng (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for determining an audio channel role of a sound box. The method includes: obtaining first distance information between a first sound box and M second sound boxes; obtaining second distance information between one second sound box and at least two other second sound boxes in the M second sound boxes; and determining audio channel role informat...