ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,389,135, issued on Aug. 12, was assigned to HAMAMATSU PHOTONICS K.K. (Hamamatsu, Japan).
"Signal processing circuit" was invented by Akihiro Shimada (Hamamatsu, Japan) and Mitsuhito Mase (Hamamatsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A signal processing circuit includes: a filter circuit that removes noise from a target signal; and a controller that controls the filter circuit. The filter circuit includes: a CMOS switch including a first MOSFET and a second MOSFET having different channel types and connected in parallel; and a capacitor electrically connected between an output of the CMOS switch and a ground potential. The controller s...