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User selected background noise removal for scanned document images

  • US 7,050,650 B2
  • Filed: 02/28/2002
  • Issued: 05/23/2006
  • Est. Priority Date: 02/28/2002
  • Status: Expired due to Term
First Claim
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1. A method of processing a digital image corresponding to a scanned document, the method comprising:

  • analyzing the image to obtain statistical data;

    deriving background noise removal data for the entire image based on the statistical data; and

    storing the entire image and the background noise removal data to allow the scanned document to be displayed with background noise removal and without background noise removal.

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