Clusters of devices, softwares and methods for improved handling of a gatekeeper load in VoIP communication
US7453891B2 · kind B2 · utility
1Cited by
12References
66Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2004 |
| Grant date | Nov 18, 2008 |
| Priority date | — |
| Expiry date | Dec 30, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/08
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A cluster of alternate gatekeepers handles the load of a single logical zone. The alternate gatekeepers exchange signals among each other according to a special cluster protocol. Each alternate gatekeeper may be connected and exchange signals with endpoint devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.