ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,545, issued on March 17, was assigned to Murata Manufacturing Co. Ltd. (Kyoto, Japan).
"Differential amplification circuit" was invented by Yuri Honda (Kyoto, Japan), Jun Enomoto (Kyoto, Japan) and Satoshi Tanaka (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A differential amplification circuit includes a differential amplifier configured to output a signal including harmonics and first and second filters configured to reduce level of an even harmonic included in output from the differential amplifier. The first and second filters are connected to output of the differential amplifier. The first filter includes a resonant circuit comp...