Display for automatic rearview mirror

  • US 5,285,060 A
  • Filed: 12/15/1992
  • Issued: 02/08/1994
  • Est. Priority Date: 12/15/1992
  • Status: Expired due to Term
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First Claim
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1. A rearview mirror system for a vehicle comprising:

  • a reflective element including a reflectance surface and a variable light transmission element;

    drive circuit means for supplying a drive signal to said reflective element in order to establish the light transmission level of said light transmission element;

    an optical display device behind said reflective element that produces a display having an intensity that is adapted to be viewed through said light transmission element; and

    a control including a light sensing means that is responsive to light conditions in the vicinity of said vehicle for producing a continuously variable light signal and an intensity control circuit means that is responsive to said light signal for varying the intensity of said optical display device as a function of the light conditions in the vicinity of said vehicle.

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