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Real-time messaging system for an image display device

  • US 8,185,594 B2
  • Filed: 06/12/2009
  • Issued: 05/22/2012
  • Est. Priority Date: 06/13/2008
  • Status: Active Grant
First Claim
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1. An image display device comprising:

  • a light source;

    an image-generation device configured to receive light from the light source, and in response, generate an image;

    a projection lens configured to display the image on a viewing surface;

    memory; and

    a processor operatively coupled with the memory to receive a command message sent to a select group of image display devices in real-time via a network, and upon recognizing the command message, display an alert image,wherein the image display device is further configured to interrupt a presentation mode of displaying a presentation image, and to adjust one or more display settings of the presentation image.

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