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IMAGE RECOGNITION DEVICE, FOCUS ADJUSTMENT DEVICE, IMAGING APPARATUS, IMAGE RECOGNITION METHOD AND FOCUS ADJUSTMENT METHOD

  • US 20090010492A1
  • Filed: 06/18/2008
  • Published: 01/08/2009
  • Est. Priority Date: 07/03/2007
  • Status: Active Grant
First Claim
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1. An image recognition device comprising:

  • an imaging unit configured to acquire first image information and second image information;

    a holding unit configured to hold reference information that functions as a reference image;

    a detection unit connected to the holding unit and configured to detect a first difference between partial information of at least a part of the first image information and the reference information and to detect a second difference between partial information of at least a part of the second image information and the reference information;

    a recognition unit connected to the holding unit and configured to recognize a first area corresponding to the reference image in the first image information; and

    a calculation unit connected to the detection unit and configured to calculate a determination value based on a reference area in the second image information corresponding to the first area by weighting the second difference, the recognition unit being configured to recognize a second area corresponding to the reference image in the second image information based on at least one of the second difference and the determination value.

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