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System and method for updating a location databank

  • US 5,570,412 A
  • Filed: 09/28/1994
  • Issued: 10/29/1996
  • Est. Priority Date: 09/28/1994
  • Status: Expired due to Term
First Claim
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1. For use in cooperation with a wireless communication system, including a base station in electrical communication with at least one mobile unit within a corresponding coverage area, and a location databank operative to store real-time RF measurements for the base station, including its link budget, a system for updating the location databank, comprising:

  • a plurality of update centers at known fixed locations within the base station coverage area, each of the update centers including an electronically readable GeoPad encoded with the precalibrated location information for that center;

    an electronic reading device in electrical communication with the at least one mobile unit for decoding the encoded location information at each of the GeoPads;

    a control unit in electrical communication with the base station;

    a Location Adjunct Processor (LAP) in electrical communication with the control unit and the location databank; and

    processing logic in electrical communication with the at least one mobile unit, the processing logic operative to obtain the RF measurements at each of the GeoPads and initiate a call to the LAP to transmit said measurements to the location databank along with the decoded location information.

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