ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,668, issued on April 29, was assigned to REALTEK SEMICONDUCTOR CORP. (Hsinchu, Taiwan).

"Bluetooth audio broadcasting system supporting Bluetooth low energy audio broadcasting operations and capable of avoiding user from missing external alert signals or specific sounds" was invented by Yi-Cheng Chen (Hsinchu, Taiwan), Bi Wei (Suzhou, China), Yu Hsuan Liu (Hsinchu, Taiwan) and Chia Chun Hung (Hsinchu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A Bluetooth audio broadcasting system includes: an audio broadcasting device arranged to operably broadcast BLE (Bluetooth Low Energy) audio packets; a first Bluetooth member device arranged to opera...