ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,706,597, issued on Aug. 11, was assigned to MediaTek Inc. (Hsinchu City, Taiwan).
"Digital step attenuator with a diversion circuit for high-frequency signal" was invented by Jhen-Kai Wang (Hsinchu City, Taiwan) and Wei-Hsin Tseng (Hsinchu City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A digital step attenuator (DSA) with efficient high-frequency signal attenuation is shown. The DSA has an attenuation circuit, a bypass switch, and a diversion circuit. The attenuation circuit is coupled between an input node and an output node of the digital step attenuator. The bypass switch is controlled by a bypass control signal to provide a bypass path ...