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Prepaid security cellular telecommunications system

  • US 20010021648A1
  • Filed: 05/21/2001
  • Published: 09/13/2001
  • Est. Priority Date: 12/23/1994
  • Status: Abandoned Application
First Claim
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1. A cellular telecommunications system, comprising, in combination:

  • [a] a plurality of cellular radiotelephones each having a predetermined subscriber telephone number;

    [b] at least one local exchange carrier;

    [c] at least one cellular carrier;

    [d] at least one cellular switch in communication with at least one local exchange carrier;

    [e] at least one host computer in communication with said at least one cellular switch;

    [f] processing means resident in the cellular switch for receiving signals from both the at least one local exchange carrier and the cellular carrier and sending signals to both the at least one local exchange carrier and cellular carrier; and

    [g] processing means resident in the at least one host computer for accepting and evaluating a subscriber database comprising a plurality of records representing subscribers to the cellular telecommunication system and including pre-paid account balance information for each subscriber.

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