Telecommunications – Radiotelephone system – Usage measurement
Reexamination Certificate
2007-01-02
2007-01-02
Feild, Joseph (Department: 2617)
Telecommunications
Radiotelephone system
Usage measurement
C455S435100, C455S456100
Reexamination Certificate
active
09723161
ABSTRACT:
In a mobile communication system holding accounting information of a mobile terminal in a database of a mobile exchange, a mobile terminal controller is provided in an offerer of pay facilities, for transmitting dummy or random location information to the mobile terminal, for connecting a call to the mobile exchanges to provide the mobile exchange with user information when the mobile terminal transmits a location registration demand message with the user information in response to the location information, and for providing the mobile exchange with accounting information of facilities rate in response to a retrieval when the mobile exchange retrieves the user information in the database.
REFERENCES:
patent: 5706031 (1998-01-01), Brendzel et al.
patent: 5706330 (1998-01-01), Bufferd et al.
patent: 6496689 (2002-12-01), Keller et al.
patent: 09-081811 (1997-03-01), None
patent: 09-097358 (1997-04-01), None
patent: 09-116960 (1997-05-01), None
Feild Joseph
Fujitsu Limited
Katten Muchin & Rosenman LLP
Nguyen Huy D.
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