ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,722, issued on Oct. 7, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).
"Image sensor" was invented by Hyoun-Jee Ha (Hwaseong-si, South Korea) and Changhwa Kim (Hwaseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image sensor includes a substrate having a first surface and a second surface that are opposite to each other. The substrate including a plurality of unit pixel regions having photoelectric conversion regions and floating diffusion regions disposed adjacent to the first surface. A pixel isolation pattern is disposed in the substrate and is configured to define the plurality of unit pixel regions. A...