Presence based telephony

Details Presence based telephony Presence based telephony

2006-12-18

2010-02-23

Qureshi, Afsar M. (Department: 2416)

Multiplex communications

Pathfinding or routing

Combined circuit switching and packet switching

C370S260000, C370S329000, C370S401000, C379S211020

Reexamination Certificate

active

07668157

ABSTRACT:
A device is provided including a processor and a display configured to list more than one presence enabled contact. A user agent is configured to indicate an availability status of the device to a presence server. The user agent is at least partially executed by the processor. Moreover, at least one input is configured to enable a device user to request a communications session with at least one of the plurality of presence enabled contacts. The request is initiated by the user agent when the requested presence enabled contact is available.

REFERENCES:
patent: 6853634 (2005-02-01), Davies et al.
patent: 7233933 (2007-06-01), Horvitz et al.
patent: 7269162 (2007-09-01), Turner
patent: 7421661 (2008-09-01), Canfield et al.
patent: 2003/0185232 (2003-10-01), Moore et al.
patent: 2007/0036137 (2007-02-01), Horner et al.

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