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System and method for minimising bandwidth utilisation in a wireless interactive voice response system

  • US 7,277,696 B2
  • Filed: 04/17/2002
  • Issued: 10/02/2007
  • Est. Priority Date: 04/23/2001
  • Status: Expired due to Fees
First Claim
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1. An IVR system comprising:

  • an IVR service provider operable in response to a call placed from a subscriber station to output a voice message and receive an audio response corresponding to said voice message;

    a wireless base station connected to said IVR service provider via a circuit-switched telephone network, said wireless base station having a protocol converter for converting said voice message into a first packet-switched text message, said wireless base station further having a first transceiver for transmitting said first packet-switched text message over a wireless packet-switched channel; and

    ,said subscriber station having a second transceiver operable to receive said first packet-switched text message over said wireless packet-switched channel and convert said first packet-switched text message back into said voice message and to convert said audio response into a second packet-switched text message and transmit said second packet-switched text message over said wireless packet-switched channel, said wireless base station being further operable to convert said second packet-switched text message back into said audio response and transmit said audio response back to said IVR service provider via said circuit-switched telephone network.

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