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Method of transition between wireless voice and data transmissions

  • US 20040203730A1
  • Filed: 05/28/2002
  • Published: 10/14/2004
  • Est. Priority Date: 05/28/2002
  • Status: Active Grant
First Claim
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1. A method of transitioning between voice and data communications with a mobile vehicle, comprising:

  • sending a switch-to-voice command signal from a call center modem pool to the mobile vehicle;

    receiving a vehicle switch-to-voice acknowledgement signal at the call center; and

    switching a call from the call center modem pool to a call center advisor in response to the vehicle switch-to-voice acknowledgement signal.

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