Real-time notification of presence changes
US8090821B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2008 |
| Grant date | Jan 3, 2012 |
| Priority date | — |
| Expiry date | Nov 4, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/56
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present invention provide a system and method for providing presence and availability status information of a first user to a second user. The system includes a presence availability server for storing presence and availability status information of the first user. The presence availability server is configured to detect a change in the presence and availability status of the first user. The presence availability server also informs a notification server of a change in the presence and availability status of the first user. The notification server sends a notification message to a communication device of the second user. The notification message contains current presence and availability status information of the first user. Other systems and methods are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.