The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2013
Filed:
Apr. 28, 2010
Tetsuya Itano, Sagamihara, JP;
Satoko Iida, Yokohama, JP;
Hidekazu Takahashi, Zama, JP;
Daisuke Yoshida, Ebina, JP;
Tetsuya Itano, Sagamihara, JP;
Satoko Iida, Yokohama, JP;
Hidekazu Takahashi, Zama, JP;
Daisuke Yoshida, Ebina, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image capturing device comprises a pixel array having a plurality of pixels each including a photoelectric conversion portion, a plurality of signal lines connected to the pixel array, a plurality of column amplifiers configured to respectively amplify signals transferred from the pixel array via the signal lines, the column amplifier comprising a first input terminal, a first output terminal, an amplifier having a second input terminal and a second output terminal, a feedback capacitance arranged between the second input terminal and the first output terminal, an input capacitance having an electrode connected to the first input terminal, and an electrode connected to the second input terminal, a first switch arranged between the second input terminal and the second output terminal, a second switch arranged between the first output terminal and the second output terminal, and a third switch arranged between a reference voltage terminal and the first output terminal.