ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,708, issued on April 8, was assigned to TAIWAN SEMICONDUCTOR MANUFACTURING Co. LTD. (Hsinchu, Taiwan).
"Image sensor device" was invented by Shiu-Ko Jangjian (Tainan, Taiwan), Chih-Nan Wu (Tainan, Taiwan), Chun-Che Lin (Tainan, Taiwan) and Yu-Ku Lin (Tainan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image sensor device includes a semiconductor device, a plurality of photo sensitive regions, a dielectric layer, a grid structure, and a plurality of convex dielectric lenses. The photo sensitive regions are in the semiconductor substrate. The dielectric layer is over a backside surface of the semiconductor substrate. The grid structure is...