Charging control in IP multimedia subsystem
US9497032B2 · kind B2 · utility
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25Claims
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Key dates
| Filing date | Aug 2, 2011 |
| Grant date | Nov 15, 2016 |
| Priority date | — |
| Expiry date | Oct 20, 2031 |
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.