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Acquisition of three-dimensional images by an active stereo technique using locally unique patterns

  • US 20040105580A1
  • Filed: 11/07/2003
  • Published: 06/03/2004
  • Est. Priority Date: 11/22/2002
  • Status: Active Grant
First Claim
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1. A system for obtaining a disparity map of a scene, comprising:

  • (a) at least one projection device configured to project a locally unique pattern onto at least a portion of the scene;

    (b) sensors for acquiring a plurality of images of the scene, each one of the plurality of images being associated with a unique viewing position; and

    (c) a computing device configured to match corresponding pixels in at least two of said images containing said locally unique pattern to generate said disparity map.

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