ALEXANDRIA, Va., June 25 -- United States Patent no. 12,341,482, issued on June 24, was assigned to Infineon Technologies AG (Neubiberg, Germany).
"Chopper amplifier circuits and method for operating chopper amplifier circuits" was invented by Mario Motz (Wernberg, Austria), Yongjia Li (Nan Jing, China), Andrei-George Roman (Bucaresti, Romania) and Dragos Vocurek (Bucharest, Romania).
According to the abstract* released by the U.S. Patent & Trademark Office: "A chopper amplifier circuit includes a modulator circuit tuned to a chopper frequency, the modulator circuit being configured, in accordance with the chopper frequency, to convert a voltage into an AC voltage; an amplifier circuit having an inverting input and a non-inverting input f...