ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,176, issued on Feb. 17, was assigned to RICHTEK TECHNOLOGY CORP. (Hsinchu County, Taiwan).
"Gate drive circuit" was invented by Ping-Liang Chen (Hsinchu, Taiwan), Li-Di Lo (Hsinchu, Taiwan) and Chien-Fu Tang (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A gate drive circuit includes a voltage summer, a driver, a power transistor and a resistor. The voltage summer includes a first input terminal for receiving a reference voltage, a second input terminal for receiving a common source voltage, and an output terminal for generating a summed voltage according to the common source voltage and the reference voltage. The driver includes a ...