Apparatus and method for sensing the occupancy status of parking spaces in a parking lot

  • US 7,116,246 B2
  • Filed: 10/10/2002
  • Issued: 10/03/2006
  • Est. Priority Date: 10/03/2001
  • Status: Expired due to Fees
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First Claim
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1. A method for analyzing a status of at least one predetermined area of a facility, comprising:

  • projecting a distinctive marking into at least one predetermined area of the facility;

    establishing a baseline by performing an identification procedure on the facility at a predetermined time;

    capturing an image of at least one predetermined area of the facility;

    producing a three-dimensional model by processing the captured image; and

    indicating the status of the at least one predetermined area based upon a comparison of the three-dimensional model to the baseline.

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