Image reading apparatus that corrects the output of light receiv

Details Image reading apparatus that corrects the output of light receiv Image reading apparatus that corrects the output of light receiv

Filed on

1997-01-09

Date issued

1998-12-29

Examiner

Wong, Peter S.

Patent Class

Facsimile and static presentation processing

SubClass

Facsimile

SubSubClass

Recording apparatus

Other Related Categories

358471, 358483, H04N 140, H04N 104

Type

Patent

Status

active

Patent number

058546880

Description

ABSTRACT:
An original reading apparatus includes a light source for illuminating an original, and a light receiver to receive light reflected from the original, the light receiver having a plurality of light receiving elements each for outputting an electric signal in accordance with an amount of received light. Output values of the light receiving elements are corrected corresponding to pixels on the original.

REFERENCES:
patent: 5283698 (1994-02-01), Fukuzawa et al.
patent: 5289000 (1994-02-01), Toyofuku
patent: 5412201 (1995-05-01), Fukuzawa et al.
patent: 5414536 (1995-05-01), Kobayashi
patent: 5499101 (1996-03-01), Watanabe

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