Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate
2007-08-28
2011-10-04
Phung, Luat (Department: 2464)
Multiplex communications
Pathfinding or routing
Combined circuit switching and packet switching
C370S401000, C379S114010, C455S406000, C455S445000
Reexamination Certificate
active
08031702
ABSTRACT:
For controlling charging in an Internet Protocol multimedia subsystem, it is detected whether a session initiated in the Internet Protocol multimedia subsystem is associated with a service requiring special charging control, and charging information is added to messages signalling establishment or modification of the session in the Internet Protocol multimedia subsystem in accordance with the detection result.
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Koskinen Juha-Pekka
Narhi Anne
Salminen Mika K.
Vallinen Juha R.
Mintz Levin Cohn Ferris Glovsky and Popeo P.C.
Nokia Corporation
Phung Luat
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