ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,738, issued on Dec. 2, was assigned to HANGZHOU SHIXIN TECHNOLOGY Co. LTD (Hangzhou, China).

"LED driving circuit and driving method, LED display system" was invented by Riyi Chen (Hangzhou, China), Hong Bao (Hangzhou, China) and Liang Wang (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is an LED driving circuit and a driving method thereof, an LED display system. The LED driving circuit includes a main input terminal, a backup input terminal, and an output terminal. The LED driving circuit receives a configuration signal and a data signal from a preceding LED driving circuit via the main input terminal, or from any of prev...