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Cooperative databases call processing system

  • US 5,311,572 A
  • Filed: 10/03/1991
  • Issued: 05/10/1994
  • Est. Priority Date: 10/03/1991
  • Status: Expired due to Term
First Claim
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1. A method for processing database-queried calls through a communication switching system which includes:

  • i) a first database storing call handling and routing information;

    ii) a second database which is connected to said first database and which stores subscriber information including callers'"'"' related information; and

    iii) a source of call origination information,wherein said method includes the steps of;

    generating a first call process information by applying said call origination information to said first database;

    transmitting said first call process information to said second database;

    retrieving in said second database said stored callers'"'"' related information using said first call process information as a retrieval key;

    generating in said second database a second call process information as a joint function of said retrieved stored callers'"'"' related information and said first call process information;

    transmitting said second call process information to said first database; and

    formulating in said first database processing instructions comprised of a destination number for routing and handling said call using said second call process information.

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