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Interactive LED device

  • US 6,851,999 B2
  • Filed: 02/12/2003
  • Issued: 02/08/2005
  • Est. Priority Date: 10/04/2002
  • Status: Active Grant
First Claim
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1. An interactive light-emitting diode display, comprising a plurality of individual light-emitting diode units, each light-emitting diode unit comprising:

  • at least one light-emitting diode die;

    an individual driving circuit operative to drive the light-emitting diode die;

    a micro-controller unit operative to generate a driving signal to the driving circuit and to generate an activation signal; and

    a transceiver operative to transmit the activation signal to activate another light-emitting diode unit, and to receive an external activation signal.

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