Rear view mirror with integrated matrix display

  • US 6,106,121 A
  • Filed: 07/10/1997
  • Issued: 08/22/2000
  • Est. Priority Date: 07/10/1997
  • Status: Expired due to Term
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First Claim
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1. A rear view mirror for a vehicle, comprising:

  • a liquid crystal display selectively presenting a display image on a reflective layer, such that the display image is superimposed on the reflective surface and includes at least one alpha numeric character, the liquid crystal display includes pixels and defines an off state, in which the pixels are deenergized and transparent, the liquid crystal display also defining an on state, wherein at least some of the pixels are energized and the energized pixels are translucent;

    a first transparent layer juxtaposed with the liquid crystal display rearward of the liquid crystal display;

    a first inefficient polarizing layer juxtaposed with the first transparent layer rearward of the first transparent layer;

    a second transparent layer juxtaposed with the liquid crystal display frontward of the liquid crystal display, the second layer holding the reflective layer; and

    a second inefficient polarizing layer located between the second transparent layer and the liquid crystal display, the second inefficient polarizing layer rendering the altered light translucent.

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