ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,848, issued on Nov. 11, was assigned to OMNIVISION TECHNOLOGIES INC. (Santa Clara, Calif.).
"Triple conversion gain pixel" was invented by Rui Wang (San Jose, Calif.) and Takayuki Goto (Foster City, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pixel array includes a plurality of pixel cells, each including a photodiode configured to photogenerate image charge in response to the incident light, a first floating diffusion (FD) coupled to receive the image charge from the photodiode, a reset transistor coupled between a voltage source and the first FD, a second FD coupled between the first FD and ground, a first dual FD transistor coupled be...