ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,223,920, issued on Feb. 11, was assigned to Radiant Opto-Electronics Corp. (Kaohsiung, Taiwan).
"Backlight control circuit" was invented by Li-Fei Wang (Kaohsiung, Taiwan), Yu-Lin Hsieh (Kaohsiung, Taiwan), Sheng-Kai Fang (Kaohsiung, Taiwan) and Pei-Ling Kao (Kaohsiung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A backlight control circuit for a surface light emitting device is provided. The backlight control circuit includes a driving circuit. The driving circuit is configured to generate a plurality of driving currents to drive the surface light emitting device such that a plurality of backlight blocks of the surface light emitting device g...