ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,549, issued on Sept. 23, was assigned to Sony Semiconductor Solutions Corp. (Kanagawa, Japan).
"Distance measurement sensor" was invented by Tatsuki Nishino (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A distance measurement sensor according to the present disclosure includes a single photon avalanche diode (SPAD) element, a first constant current source and a second constant current source, a first switch, a second switch, and a gating switch. The SPAD element outputs a signal at the time of receiving light reflected from a measured object due to light emitted from a light source. The first constant current source and the second...