ALEXANDRIA, Va., April 21 -- United States Patent no. 12,610,647, issued on April 21, was assigned to SK hynix Inc. (Gyeonggi-do, South Korea).
"Image sensor device for blocking noise in the pad area" was invented by Sung Ryong Lee (Gyeonggi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image sensor device is disclosed, which blocks noise of a pad area. The image sensor device includes a substrate, a pad, and an impurity area. The substrate includes a first surface and a second surface, and includes first conductive impurities. The pad is disposed at the first surface of the substrate. The impurity area is formed in the substrate to overlap with the pad in a first direction, the impurity ...