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Communication systems and methods

  • US 20030223554A1
  • Filed: 10/10/2002
  • Published: 12/04/2003
  • Est. Priority Date: 03/06/2001
  • Status: Abandoned Application
First Claim
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1. A method for a system having a transmitter that broadcasts a first signal, the method comprising:

  • receiving the first signal;

    decoding the first signal into a second signal, the second signal being human perceptible;

    decoding the first signal into a third signal, the third signal being digital;

    receiving an input from a user, after the decoding steps;

    generating a fourth signal, responsive to the input;

    generating a fifth signal by appending the fourth signal to the third signal; and

    sending the fifth signal.

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