×

Pattern recognition and other inventions

  • US 20040037462A1
  • Filed: 12/09/2002
  • Published: 02/26/2004
  • Est. Priority Date: 09/24/1998
  • Status: Active Grant
First Claim
Patent Images

1. An apparatus for detecting the presence of one or more images of a known predetermined kind in a scene, comprising:

  • means adapted to produce a scene image corresponding to a scene;

    a digital input means comprising;

    first electronic processing means adapted to process at least a part of the scene image to produce a scene pattern corresponding to the Fourier Transform of at least part of the scene image, storage means adapted to store one or more reference patterns, each reference pattern comprising the Fourier Transform of a respective reference image, second, processing means adapted to electronically combine the scene pattern with a reference pattern to produce a combined pattern; and

    an optical output means adapted to produce an optical output that is derived from the combined pattern.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×