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Color image reader

  • US 6,621,598 B1
  • Filed: 10/20/1999
  • Issued: 09/16/2003
  • Est. Priority Date: 10/22/1998
  • Status: Expired due to Term
First Claim
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1. A color image reader including photoelectric conversion means on which a plurality of image sensors are arranged, each of said plurality of image sensors including a plurality of light receiving cells arranged in a primary scan direction, said color image reader comprising:

  • speed monitoring means for monitoring a read speed of a read object; and

    positional compensation means for compensating positions of image data of primary colors based on a monitoring result of said speed monitoring means, the image data being output from said photoelectric conversion means, wherein said positional compensation means sequentially stores therein the image data of the primary colors, said image data being output from said photoelectric conversion means and, when outputting the image data of one of the primary colors with said one of the primary colors as reference data, selects and outputs the image data of other primary colors from the stored image data according to the monitoring result of said speed monitoring means, said image data of the other primary colors corresponding to a position in the read object where the image data of said one of the primary colors was read.

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