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Method of providing location dependent person locator service

  • US 4,752,951 A
  • Filed: 12/23/1985
  • Issued: 06/21/1988
  • Est. Priority Date: 12/23/1985
  • Status: Expired due to Fees
First Claim
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1. A method of providing person locator service in a telephone system comprising a plurality of stations, one or more telephone switching offices, a data base, a subscriber location indicating system, a data communications network interconnecting said data base with said telephone switching offices, and a data communications network interconnecting said data base with said subscriber location indicating system, said method comprising the steps of:

  • responsive to changes in the location of a telephone subscriber, storing at said data base information specifying the location of the subscriber;

    under direct control of said telephone subscriber, storing at said data base many items of information ,each item relating a location or group of locations to a particular indicated status of the subscriber for telephone call completion while said subscriber is at said location or one of said group of locations;

    responsive to a call from a first one of the stations to said subscriber, addressing said data base to examine the stored information specifying the present location of said subscriber;

    responsive to a receipt of said information specifying the present location of said subscriber from said data base, addressing said data base to examine the stored items and detect one which indicates a relation of said present location to the particular indicated status of the subscriber for telephone call completion while said subscriber is at said present location; and

    responsive to a receipt of said item which indicates the relation of said present location to the particular indicated status of the subscriber for telephone call completion while said subscriber is at said present location from said data base, completing the call from said first station according to said detected item of information.

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