ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,277, issued on Nov. 3, was assigned to EMEMORY TECHNOLOGY INC. (Hsin-Chu, Taiwan).
"Level shifter" was invented by Chien-Han Wu (Hsinchu County, Taiwan) and Chun-Hung Lin (Hsinchu County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A level shifter includes a first load circuit, a second load circuit, a BJT transistor, a first MOSFET transistor and a NOT gate. A first terminal of the first load circuit receives the second supply voltage. A first terminal of the second load circuit receives the input signal. A collector of the BJT transistor is connected with a second terminal of the first load circuit. A base of the BJT transistor is connect...