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Image marker attaching apparatus and method

  • US 8,532,433 B2
  • Filed: 12/14/2009
  • Issued: 09/10/2013
  • Est. Priority Date: 12/18/2008
  • Status: Active Grant
First Claim
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1. A marker attaching apparatus for attaching to an image a positioning marker for detecting a specific area in the image, comprising:

  • an area size detection unit to detect a size of an area to which the positioning marker is attached;

    a marker adjustment unit to adjust a size or a shape of the positioning marker depending on the detected size of the area and when the size of the of the detected area is smaller than a threshold, generating a new positioning marker by coupling two or more positioning markers to maintain a frequency characteristic of the coupled positioning markers; and

    a marker attaching unit to attach the adjusted positioning marker to the image.

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