US Patent Issued to Canon on May 27 for "Driving method for AD conversion circuit, AD conversion circuit, photoelectric conversion device, and apparatus" (Japanese Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,989, issued on May 27, was assigned to Canon K.K. (Tokyo).

"Driving method for AD conversion circuit, AD conversion circuit, photoelectric conversion device, and apparatus" was invented by Hideaki Takada (Kanagawa, Japan), Hiroaki Kameyama (Kanagawa, Japan), Masanori Ogura (Tokyo), Makiko Saito (Tokyo) and Takuya Hara (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A plurality of comparison circuits each including a first terminal for inputting a first analog signal and a second analog signal and a second terminal connected to a wiring for transmission of a ramp signal A first operation changes an electric potential of the wiring fro...