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System for automatically providing customer access to alternative telephony service providers

  • US 5,570,417 A
  • Filed: 03/28/1995
  • Issued: 10/29/1996
  • Est. Priority Date: 03/28/1995
  • Status: Expired due to Fees
First Claim
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1. In a telecommunications network having at least one switching system connected to a plurality of calling stations, a method of automatically routing a call from one of the plurality of calling stations to a selected one of a plurality of service providers accessible from the switching system, said selected service provider offering the lowest cost service for carrying the call, comprising the steps of:

  • storing in a data base rate information regarding said plurality of service providers and said plurality of calling stations, said data base being associated with said switching system such that it is accessible by all calling stations;

    receiving the call in said switching system;

    before accessing the data base, determining if accessing the data base is economically justified for the call;

    accessing said data base responsive to receiving the call;

    retrieving from said data specific rate information associated with said call;

    determining the selected one of said plurality of service providers based on said specific rate information; and

    routing the call through said selected one of said service provider.

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