ALEXANDRIA, Va., July 15 -- United States Patent no. 12,666,737, issued on June 23, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).
"Image sensor" was invented by Junghyun Kim (Suwon-si, South Korea), Jonghoon Park (Suwon-si, South Korea) and Yunki Lee (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image sensor may include four unit pixels constituting a shared pixel in a 2*2 structure; and a Deep Trench Isolation (DTI) structure isolating the four unit pixels from each other. The DTI structure may include an inner DTI structure inside the shared pixel and an outer DTI structure surrounding the shared pixel. The inner DTI structure may include a first DTI st...