The present invention is directed toward methods and systems for providing advanced features to a telecommunication device. The systems and methods determine a hierarchical relationship of participants of a conference call and when one participant is communicating with another participant, the parties are made aware of their hierarchical relationship relative to each other.

 
Web www.patentalert.com

< Call tracking using SIP presence mechanism

> Proximity alarm system for articles

> Communication system based on SIP, and communication terminal

~ 00582