Vehicle rearview mirror assembly including a high intensity display

  • US 8,339,526 B2
  • Filed: 03/09/2007
  • Issued: 12/25/2012
  • Est. Priority Date: 03/09/2006
  • Status: Active Grant
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First Claim
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1. A rearview assembly for a vehicle comprising:

  • a mirror element having a partially reflective, partially transmissive coating;

    a video display having a plurality of pixels and positioned behind said mirror element such that a display image is directly viewable through said partially reflective, partially transmissive coating, said video display having an output intensity such that the viewable display image has an intensity of at least 250 cd/m2;

    a depolarizing device formed using an polycarbonate positioned between the video display and the mirror element;

    at least one polarizing device positioned between a light emitting diode (LED) backlight assembly and the depolarizing device for increasing an on-axis brightness of the video display;

    a diffuser spaced from an plurality of LED devices mounted to a substrate of the LED backlight assembly such that light from said plurality of LED devices is refracted through said diffuser and reflected back towards said substrate;

    a reflector provided over said substrate and around and between said plurality of LED devices so that at least one LED device is aligned with an optic formed using a plurality of reflectors;

    wherein light reflected back from said diffuser is reflected by said optic towards said diffuser; and

    a baffle positioned between at least one segmented area of the diffuser for separating areas associated with the at least one LED device from areas associated with other LED devices that are not energized.

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