ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,804, issued on Oct. 27, was assigned to TOKYO INSTITUTE OF TECHNOLOGY (Tokyo) and KYOCERA Corp. (Kyoto, Japan).
"Transmission circuit" was invented by Noboru Ishihara (Tokyo), Shinsuke Tsuru (Kirishima, Japan), Shinji Isoyama (Yokohama, Japan) and Tatsuo Toba (Hayama-machi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A transmission circuit includes a plurality of impedance circuits having an impedance different from each other, a plurality of switch elements, each of which is connected to a corresponding one of the plurality of impedance circuits, and a control circuit configured to control opening and closing of the plurality of switch ele...