11

User QoS Adaptive Control

CONTENTS

11.1 Overview

11.2 Application Adaptation Architecture

11.2.1 QoS Mapping

11.2.2 Application QoS Control Design

11.3 NNRC Source Enhanced with Application Adaptation

11.4 Illustrative Example

11.4.1 Application Adaptation Implementation Details

11.4.2 Simulation Study

11.5 Concluding Comments

11.1 Overview

The rapid development of interactive multimedia applications over the Internet (i.e., VoIP, P2PTV, Video on Demand, etc.) imposes increasingly elevated demands both on devices and network infrastructure, in order to provide endto-end Quality of Service (QoS) even in congested network conditions.

The quality performance of a service or an application is a composition of certain QoS characteristics, ...

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