ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,752, issued on July 8, was assigned to SONY SEMICONDUCTOR SOLUTIONS Corp. (Kanagawa, Japan).
"Light-receiving device" was invented by Kentaro Akiyama (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light-receiving device includes: a first chip having a pixel region in which a sensor pixel is provided; a second chip including a processing circuit that performs signal processing on a sensor signal outputted from the sensor pixel, the second chip being stacked on the first chip; and a first alignment mark provided in the pixel region of the first chip to correspond to a second alignment mark provided in the second chip."
The patent wa...