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Clearinghouse server for internet telephony and multimedia communications

  • US 7,017,050 B2
  • Filed: 09/11/2001
  • Issued: 03/21/2006
  • Est. Priority Date: 09/11/2000
  • Status: Expired due to Term
First Claim
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1. A method for authorizing and routing a telephone communication with a clearinghouse server between a source Voice over Internet Protocol (VoIP) device and a destination VoIP device, comprising the steps of:

  • assigning one or more source VoIP devices to a group;

    receiving an authorization request from a source VoIP device;

    determining if the source VoIP device is assigned to the group;

    determining a communication route for completing a communication originating at the source VoIP device;

    identifying one or more destination VoIP devices available to complete the telephone communication based on the group in which the source VoIP device is assigned;

    balancing use of the one or more destination VoIP devices with the clearinghouse server by;

    (a) ranking the one or more destination VoIP devices available to complete the telephone communication according to weight values assigned to a respective VoIP by the clearinghouse server and according to a random number scheme executed by the clearinghouse server;

    (b) generating a list comprising the ranked destination VoIP devices;

    (c) generating an authorization token and a transaction identifier for each identified destination VoIP device;

    (d) forwarding the authorization tokens, transaction identifiers, and list to the source VoIP device;

    selecting a destination VoIP device front the list; and

    completing the telephone communication with the selected destination VoIP device.

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