Image reading device

Details Image reading device Image reading device

2008-07-18

2011-11-08

Lee, Cheukfan (Department: 2625)

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

C358S496000, C358S498000, C358S408000

Reexamination Certificate

active

08054511

ABSTRACT:
An image reading device to read an image carried on a document, including: an image reading section to read an image carried on a document; a polygonal member, mounted to face the image reading section, and spaced from the image reading section at a predetermined distance, the polygonal member includes a document feeding flat surface which faces the image reading section when the document is fed thereon, a white flat surface, and a black flat surface; a light source to emit light rays onto the image carried on the document, and onto the polygonal member when the document is not fed; and a control section to control an amount of the light rays emitted from the light source; wherein the control section corrects an amount of light rays concerning the white color and the black color, based on the amount of the light rays read by the image reading section.

REFERENCES:
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patent: 7518766 (2009-04-01), Sheng
patent: 2003/0099002 (2003-05-01), Yeh et al.
patent: 2005/0243382 (2005-11-01), Wang
patent: 2008/0137107 (2008-06-01), Futami
patent: 2009/0304425 (2009-12-01), Aoki et al.
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Notice of Reasons for Refusal for related Japanese patent application No. 2007-223834, mailed Sep. 6, 2011, 3 pp.
English Translation of Notice of Reasons for Refusal for related Japanse patent application No. 2007-223834, mailed Sep. 6, 2011, 4 pp.

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