Facility monitoring system with image memory and correlation

  • US 5,831,669 A
  • Filed: 07/09/1996
  • Issued: 11/03/1998
  • Est. Priority Date: 07/09/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A monitoring system comprising:

  • a movably mounted camera adapted for receiving images of a space to be monitored;

    an interpreter for receiving image data from the camera;

    a reference memory for storing reference image data;

    a comparator connected for comparing image data from the interpreter to image data from the reference memory according to selected comparison criteria, wherein the interpreter and comparator cooperate to select recognizable portions of image data among unrecognized portions of image data in the space being monitored, the selected image portions being compared to the image data in the reference memory; and

    an output interface for reporting results of the image data comparisons performed by the comparator.

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