ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,432,474, issued on Sept. 30, was assigned to SONY SEMICONDUCTOR SOLUTIONS Corp. (Kanagawa, Japan).
"Imaging device" was invented by Keishi Kumata (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An imaging device capable of stabilizing its imaging performance is provided. The imaging device includes a photoelectric conversion element, a signal converting unit that converts electric charge transferred from the photoelectric conversion element into a pixel signal, a source follower circuit that amplifies the pixel signal, a monitoring circuit that monitors a voltage of the source follower circuit, a comparator that outputs a result of comp...