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Methods and apparatus for enhancing wireless data network telephony, including quality of service monitoring and control

  • US RE45,149 E1
  • Filed: 03/18/2013
  • Issued: 09/23/2014
  • Est. Priority Date: 04/28/1998
  • Status: Expired due to Term
First Claim
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1. A hand-held communication device, comprising:

  • microphone aod speaker apparatus including converters for reoderiog audio data as audible speech, and for rendering audible speech as audio data;

    a communication interface comprising circuitry for receiving and sending the audio data on a cell-phooe network as Data Network Telephony (DNT) packets; and

    circuitry including Digital Signal Processor (DSP) recognizing human speech and processing audio data for DNT calls, the circuitry prioritizing DNT data over any other data when transmitting on the cell-phone network, allowing substantially only human speech to be prepared as DNT packets for transmission.

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