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System and method of wirelessly triggering portable devices

  • US 7,224,967 B2
  • Filed: 07/21/2004
  • Issued: 05/29/2007
  • Est. Priority Date: 12/05/2001
  • Status: Expired due to Term
First Claim
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1. A portable device for providing a narrative during a presentation, comprising:

  • a memory configured to store the narrative associated with the presentation;

    a wireless receiver configured to wirelessly receive at least one time code;

    a logic unit configured to interpret the at least one time code to determine when to initiate play of the narrative; and

    an output device configured to provide the narrative in synchronization with the presentation.

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