Light source detection and categorization system for automatic vehicle exterior light control and method of manufacturing

  • US 6,774,988 B2
  • Filed: 07/30/2002
  • Issued: 08/10/2004
  • Est. Priority Date: 07/30/2002
  • Status: Active Grant
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First Claim
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1. A light source detection and classification system, for use in an automatic vehicle exterior light control system, capable of detecting small, distant, light sources, comprising:

  • at least one optical system with a spatial frequency cutoff; and

    at least one pixel array with a Nyquist frequency limit, wherein said spatial frequency cutoff is less than, or equal, to said Nyquist frequency limit.

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