ALEXANDRIA, Va., July 28 -- United States Patent no. 12,696,030, issued on July 28, was assigned to GOERTEK TECHNOLOGY Co. LTD. (Qingdao, China).

"Method and device of active noise reduction for earphone, earphone, and computer readable storage medium" was invented by Kai Zeng (Qingdao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a method and a device of active noise reduction for an earphone, and an active noise reduction earphone and a computer-readable storage medium. The method of active noise reduction for the earphone includes the following steps: obtaining wearing fit information of the earphone, the earphone includes a first earphone and a second earphone; obtaining optimal noi...