Presence registration and routing node
US7701925B1 · kind B1 · utility
60Cited by
41References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2000 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Jan 18, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W60/00
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A presence registration and routing node receives a message indicative of a telephony-related action performed by a user. In response to the message, the presence registration and routing node sends a message to a presence server for updating presence information regarding the user in a presence server database.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.