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Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones

  • US 7,760,703 B2
  • Filed: 02/20/2004
  • Issued: 07/20/2010
  • Est. Priority Date: 10/05/1995
  • Status: Expired due to Fees
First Claim
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1. A packet voice communication system comprising:

  • at least one processor capable of detecting an off-hook condition of a first telephony device;

    the at least one processor capable of receiving, from the first telephony device, information identifying a second telephony device;

    the at least one processor capable of determining whether a packet network address corresponding to the information identifying the second telephony device is available;

    the at least one processor capable of prompting a user of the first telephony device for a packet network address corresponding to the second telephony device, if it is determined that a packet network address corresponding to the information identifying the second telephony device is not available; and

    the at least one processor capable of establishing voice communication between the first telephony device and the second telephony device via a packet network, if the packet network address corresponding to the information identifying the second telephony device is available.

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