Electrochromic rearview mirror assembly incorporating a display/signal light

  • US 6,700,692 B2
  • Filed: 04/03/2002
  • Issued: 03/02/2004
  • Est. Priority Date: 04/02/1997
  • Status: Expired due to Term
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First Claim
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1. A rearview mirror assembly for a vehicle comprising:

  • a mirror comprising a reflector having a partially transmissive, partially reflective area;

    a first sensor for sensing light levels;

    a display positioned behind the partially transmissive, partially reflective portion of said reflector for displaying information therethrough; and

    a control circuit coupled to said first sensor and said display, said control circuit determines whether daytime or nighttime conditions are present, and, during daytime conditions, said control circuit responds to light levels sensed by said first sensor to control a contrast ratio of light originating from said display and light reflecting from said partially transmissive, partially reflective area of said reflector.

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