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Motion detection using depth images

  • US 8,374,423 B2
  • Filed: 03/02/2012
  • Issued: 02/12/2013
  • Est. Priority Date: 12/18/2009
  • Status: Active Grant
First Claim
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1. A method for using depth images to sense motion, comprising:

  • creating a reference image;

    receiving a new depth image;

    creating a motion image based on the new depth image and the reference image, wherein the motion image represents identified forward motion;

    identifying one or more objects in the motion image;

    using position information for the identified one or more objects to update an application; and

    updating the reference image based on the new depth image.

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