Photoelectric conversion element, image reading device, and image forming apparatus

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United States of America Patent

PATENT NO 9781288
SERIAL NO

15160768

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A photoelectric conversion element comprises: a plurality of photodetectors that perform photoelectric conversion per pixel to output an analog image signal, and that are arranged on a straight line; and wirings that are formed on a wiring layer, and that are enabled to be used as at least one of a signal line used in a peripheral circuit of the photodetector, a power source, and a ground, wherein the photodetector is formed to have a first shaded region and a second shaded region in which light is shaded by the wirings that are positioned on the straight line sandwiching an opening, respectively, when light that has passed through the opening that opens being sandwiched by the wirings positioned on the straight line is incident perpendicularly on a light receiving surface of the photodetector.

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Patent Owner(s)

Patent OwnerAddress
RICOH COMPANY LTDTOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanno, Tohru Osaka, JP 48 620
Nakazawa, Masamoto Kanagawa, JP 76 1702

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