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Camera-based document scanning system using multiple-pass mosaicking

  • US 20020186425A1
  • Filed: 06/01/2001
  • Published: 12/12/2002
  • Est. Priority Date: 06/01/2001
  • Status: Active Grant
First Claim
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1. A method for generating an electronic version of a document, the method comprising the steps of:

  • receiving a plurality of digital, electronic images of the document;

    generating a corrected image from each received image;

    deriving one or more motion parameters for each pair of consecutive, corrected images, the motion parameters indicating the relative motion between the consecutive, corrected images;

    aligning each image relative to the previous images based on the derived motion parameters; and

    blending each image into the previous images so as to produce the electronic version of the document.

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