Invention Grant
US08606909B2 Real-time notification of presence availability 有权
即时通知存在可用性

Real-time notification of presence availability
Abstract:
Embodiments of the present invention provide a system and method for providing presence status information of a first user to a second user. The system includes a presence server for storing presence status information of the first user. The presence server is configured to detect a change in the presence status of the first user. The presence server also informs a notification server of a change in the presence 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 status information of the first user. Other systems and methods are also provided.
Public/Granted literature
Information query
Patent Agency Ranking
0/0