Vehicular video mirror system

  • US 8,194,133 B2
  • Filed: 05/09/2008
  • Issued: 06/05/2012
  • Est. Priority Date: 03/02/2000
  • Status: Active Grant
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First Claim
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1. A video mirror system suitable for use in a vehicle, said video mirror system comprising:

  • an interior rearview mirror assembly mountable at an interior portion of a vehicle, said interior rearview mirror assembly comprising a reflective element, said reflective element having a front portion that faces generally towards the driver of the vehicle when said interior rearview mirror assembly is mounted in the vehicle, and having a rear portion that is generally opposite said front portion;

    wherein said reflective element comprises an electrochromic reflective element;

    a video display screen module;

    said video display screen module comprising a liquid crystal display panel;

    wherein said liquid crystal display panel is back lit by a plurality of white light emitting light emitting diodes;

    wherein said video display screen module is disposed to the rear of said rear portion of said reflective element and wherein said reflective element comprises a transflective reflector and wherein the presence of said video display screen module to the rear of said rear portion of said reflective element is substantially non-discernible when said interior rearview mirror assembly is mounted and is viewed in the vehicle by the driver with the video display screen module not activated to display;

    wherein said video display screen module, when activated, displays video images viewable through said transflective reflector by the driver when said interior rearview mirror assembly is mounted and is viewed in the vehicle;

    wherein said interior rearview mirror assembly comprises a control; and

    wherein said video display screen module is operable to display video images that are viewable through said transflective reflector by the driver during daytime viewing that have a driver-viewable display luminance of at least about 700 candelas per square meter responsive to an output from said control.

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