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System and method for wirelessly transmitting and receiving digital tokens for use in electronic gameplay

  • US 7,359,451 B2
  • Filed: 06/19/2003
  • Issued: 04/15/2008
  • Est. Priority Date: 06/21/2002
  • Status: Active Grant
First Claim
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1. A digital data transmitting system using acoustic tones, the system comprising:

  • a) at least one generator generating digital data;

    b) a modulator system, said modulator system modulating a plurality of pure tone notes with the digital data, wherein a first set of harmonics in the plurality of pure tone musical notes are at integer multiples of a fundamental frequency; and

    c) at least one loudspeaker, the loudspeaker transmitting the modulated tones.

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