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METHOD AND APPARATUS FOR INFRARED DATA COMMUNICATION

  • US 20070223930A1
  • Filed: 05/07/2007
  • Published: 09/27/2007
  • Est. Priority Date: 08/15/2000
  • Status: Active Grant
First Claim
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1. A handheld device for receiving a unidirectional infrared transmitted signal containing a message over a communication medium, said handheld device comprising:

  • a physical layer;

    a link layer;

    means for receiving said transmitted signal to form a received signal;

    means for passing said received signal to said physical layer;

    means for passing said received signal from said physical layer to said link layer; and

    means for utilizing information contained in said received signal to accomplish a task.

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