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Method and system for identifying a party answering a telephone call based on simultaneous activity

  • US 20050276390A1
  • Filed: 06/10/2004
  • Published: 12/15/2005
  • Est. Priority Date: 06/10/2004
  • Status: Active Grant
First Claim
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1. A method for detecting whether an automated device is currently providing audio on a telephone call, the method comprising:

  • outputting an audio signal to the telephone call;

    inputting an audio signal from the telephone call;

    determining an amount of time during which the input audio signal and output audio signal are both active; and

    when the determined amount exceeds a threshold amount, indicating that an automated device is providing the audio.

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