Multimedia Group Communication: Push-to-Talk over Cellular, Presence and List Management Concepts and Applications

Group communication technologies enable users to form different types of mobile groups and to interact in real time with the participants of these groups.

This book provides an in-depth overview of Multimedia Group Communications in the mobile domain. It specifies multimedia group communication concepts, introduces a range of applications, and proposes an evolution path. The concepts cover the "walkie-talkie" voice over IP service, XML list management, and Presence awareness technologies. T...