Patent · US Active

Charging control in IP multimedia subsystem

US8031702B2 · kind B2 · utility

1Cited by

0References

24Claims

0Family size

Assignee

Nokia · FI

Inventors

Juha-Pekka Koskinen · Tuulos, FI
Anne Narhi · Tampere, FI
Juha Vallinen · Nokia, FI
Mika K. Salminen · Pirkkala, FI

Key dates

Filing date	Aug 28, 2007
Grant date	Oct 4, 2011
Priority date	—
Expiry date	Jul 11, 2028

Classification

Technology area (CPC H)Electricity
CPC primaryH04W80/10
WIPO fieldDigital communication
WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.