Control system to automatically dim vehicle head lamps

  • US 5,837,994 A
  • Filed: 04/02/1997
  • Issued: 11/17/1998
  • Est. Priority Date: 04/02/1997
  • Status: Expired due to Term
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First Claim
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1. A control system for automatically controlling the state of the head lamps of a controlled vehicle, said control system comprising:

  • an optical system for imaging external sources of light within a predetermined field of view; and

    an image processing system for processing images from said optical system and providing a control signal for controlling the state of the head lamps as a function of the relative output of pixels imaging the same spectral band of light.

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