ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,221, issued on March 17, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Comparator and image sensor including the same" was invented by Injun Park (Suwon-si, South Korea), Jaehong Kim (Suwon-si, South Korea), Jinwoo Kim (Suwon-si, South Korea) and Daehwa Paik (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a comparator and an image sensor including the same. The comparator includes a first input transistor including a gate connected to a first input node, a second input transistor including a gate connected to a second input node, a first load transistor including a drain connected to the f...