ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,167, issued on March 18, was assigned to Guangzhou Tyrafos Semiconductor Technologies Co. LTD (Guangzhou, China).
"Image sensor and image sensing method" was invented by Ping-Hung Yin (Taipei, Taiwan), Jia-Shyang Wang (Miaoli County, Taiwan) and Dean Wang (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image sensor and an image sensing method are provided. The image sensor includes a first pixel circuit, a second pixel circuit, a ramp signal generating circuit, a comparator, and a signal processing circuit. The first pixel circuit has a first floating diffusion node. The second pixel circuit has a second floating diffusion node....