Telecommunications – Radiotelephone system – Special service
Reexamination Certificate
2006-11-21
2006-11-21
Beamer, Temica (Department: 2681)
Telecommunications
Radiotelephone system
Special service
C455S433000, C455S435100, C455S445000
Reexamination Certificate
active
07139558
ABSTRACT:
A method and equipment for implementing call forwarding in a mobile system having at least one forwarding exchange and at least one subscriber database is provided so that routing of a forwarded call can be implemented. The forwarding exchange can receive a call addressed to a subscriber in the mobile system. A subscriber data request can be performed to a subscriber database connected to the forwarding exchange. A response message containing data the call forwarding and a forwarding number can be transmitted from the subscriber database to the forwarding exchange. Basic service data indicating basic service related to the call can be transmitted from the subscriber database to the forwarding exchange in connection with the response message. A basic service code is derived the service data and the call can be transferred to the forwarding number. The routing can be arranged according to the basic service code.
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Michel Mouly and Marie-Bernadette Pautet, The GSM System for Mobile Communications, pp. 1-699, (1992), no month listed.
Beamer Temica
Nokia Networks Oy
Pillsbury Winthrop Shaw & Pittman LLP
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