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Communication system

  • US 7,013,126 B2
  • Filed: 03/28/2002
  • Issued: 03/14/2006
  • Est. Priority Date: 10/19/2001
  • Status: Active Grant
First Claim
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1. A communication system for providing prepaid communication service over a network, comprising:

  • (a) a user terminal device including;

    service request transmitting means for transmitting a service request for a prepaid service, prepaid service executing means for executing the prepaid service, andregistration information transmitting means for transmitting registration information for executing the prepaid service; and

    (b) a prepayment control device including;

    user request receiving means for receiving the service request and the registration information,prepayment control means for performing prepayment control including a process of allotting a balance of prepayment to a plurality of the prepaid services to be conducted simultaneously, based on the service request and the registration information, andprepaid service providing means for providing the prepaid service in accordance with a corresponding allotment of the balance;

    wherein;

    the registration information, transmitting means transmits information about priorities of prepaid services as the registration information, andwhen an allotment for a prepaid service with high priority is running short, the prepayment control means generates an instruction to disconnect a prepaid service with low priority and recalculates allotments such that an allotment for the prepaid service with low priority is appropriated to the prepaid service with high priority.

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