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Apparatuses, methods, and computer programs for displaying information on signs

  • US 20040036622A1
  • Filed: 10/09/2002
  • Published: 02/26/2004
  • Est. Priority Date: 12/15/2000
  • Status: Abandoned Application
First Claim
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1. A method of displaying information comprising:

  • 1sensing the current geographical location of a publicly visible electronic information display mounted on a moving vehicle; and

    selecting the information shown on the display as a function of its changing location;

    wherein said sensing of location is performed by using multiple wireless communication receivers to determine the location of a wireless signal transmitted by a wireless transmitter which moves with the information display.

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