Network session management for telephony over hybrid networks
US8976782B1 · kind B1 · utility
1Cited by
841References
19Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 31, 2007 |
| Grant date | Mar 10, 2015 |
| Priority date | — |
| Expiry date | Nov 23, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S379/90
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A communication system providing telephony communication across combined circuit switched and packet switched networks, such as a telephone network and the Internet, which are connectable to terminals, such as telephones and computers, for selective communication therebetween. The communication system includes an authorization and account control object in the packet switched network, multiple gateways between the circuit switched and packet switched networks providing controlled connectivity between those networks, and an information retrieval object in the packet switched network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.