There have been many attempts to support awareness and lightweight interactions using video and audio, but few have been built on widely available infrastructure. Text-based syste...
In recent years, IPTV has received an increasing amount of interest from the industry, commercial providers and the research community, alike. In this context, standardization bod...
The new IP Multimedia Subsystem (IMS) provides an overlay architecture for IP based core networks and enables the efficient provision of an open set of potentially highly integrat...
This article presents an overview of standards and a survey of recent work on QoS control of next generation networks (NGNs). We outline primarily standardized QoS control architec...
Today's wireless and mobile services are typically monolithic and often centralized in nature, which limits heterogeneous service access and shared service usage. New sources...
Sasu Tarkoma, Christian Prehofer, Anna V. Zhdanova...