ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,937, issued on Dec. 9, was assigned to ELITE SEMICONDUCTOR MICROELECTRONICS TECHNOLOGY INC. (Hsinchu, Taiwan).

"Active clamp photoelectric sensing device" was invented by Dar-Chang Juang (Hsinchu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An active clamp photoelectric sensing device includes an input terminal, a first output terminal, a current-to-voltage conversion circuit, and an active clamp circuit. The input terminal receives an input current. The first output terminal outputs a first output voltage. The current-to-voltage conversion circuit is coupled between the input terminal and the first output terminal, and is used to discharge...