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The provision of IP-based multimedia services is one of the most exiting and challenging aspects of next generation wireless networks. A significant evolution has been underway for enabling such multimedia services and for ultimately migrating the Internet to the wireless world. This book examines this evolution, looking at an array of the most up-to-date wireless multimedia technologies and services. The first part focuses on enabling technologies for wireless multimedia, while the second is dedicated to the new wireless multimedia services that are expected to play a key role in the future wireless environment. In addition, the related recent standardization, research and industry activities are addressed.
* Covers a complete range of multimedia hot topics, ranging from audio/video coding techniques to multimedia protocols and applications
* Discusses QoS issues in WLANs, 3G and hybrid 3G/WLAN networks
* Provides in-depth discussion of the most modern multimedia services, such as Push-to-Talk, Instant Messaging, Presence, mobile payments, MMS, WAP, and location-based multimedia services
* Addresses the emerging Multimedia Broadcast/Multicast Service (MBMS) and the key aspects of IP Multimedia Subsystem (IMS) in 3G networks
* Numerous on-line references will assist readers in their quest for the most up-to-date information
This comprehensive resource will have instant appeal to students in electrical and computer engineering or IT disciplines. It is also essential reading for engineering managers, engineers in wireless systems and multimedia, and wireless multimedia researchers.
List of Contributors.
1. Introduction (Apostolis K. Salkintzis and Nikos Passas).
1.1 Evolving Towards Wireless Multimedia Networks.
1.2 Multimedia Over Wireless.
1.3 Multimedia Services in WLANs.
1.4 Multimedia Services in WPANs.
1.5 Multimedia Services in 3G Networks.
1.6 Multimedia Services for the Enterprise.
1.7 Hybrid Multimedia Networks and Seamless Mobility.
1.8 Book Contents.
PART ONE: MULTIMEDIA ENABLING TECHNOLOGIES.
2. Multimedia Coding Techniques for Wireless Networks (Anastasios Delopoulos).
2.2 Basics of Compression.
2.3 Understanding Speech Characteristics.
2.4 Three Types of Speech Compressors.
2.5 Speech Coding Standards.
2.6 Understanding Video Characteristics.
2.7 Video Compression Standards.
3. Multimedia Transport Protocols for Wireless Networks (Pantelis Balaouras and Ioannis Stavrakakis).
3.2 Networked Multimedia-based Services.
3.3 Classification of Real-time Services.
3.4 Adaptation at the Video Encoding Level.
3.5 Quality of Service Issues for Real-time Multimedia Services.
3.6 Protocols for Multimedia-based Communication Over the Wireless Internet.
3.7 Real-time Transport Protocol (RTP).
3.8 RTP Payload Types.
3.9 RTP in 3G.
4. Multimedia Control Protocols for Wireless Networks (Pedro M. Ruiz, Eduardo Martınez, Juan A. Sanchez and Antonio F. Go´mez-Skarmeta).
4.2 A Premier on the Control Plane of Existing Multimedia Standards.
4.3 Protocol for Describing Multimedia Sessions: SDP.
4.4 Control Protocols for Media Streaming.
4.5 Session Setup: The Session Initiation Protocol (SIP).
4.6 Advanced SIP Features for Wireless Networks.
4.7 Multimedia Control Panel in UMTS: IMS.
4.8 Research Challenges and Opportunities.
5. Multimedia Wireless Local Area Networks (Sai Shankar).
5.2 Overview of Physical Layers of HiperLAN/2 and IEEE 802.11a.
5.3 Overview of HiperLAN/1.
5.4 Overview of HiperLAN/2.
5.5 IEEE 802.11 MAC.
5.6 Overview of IEEE 802.11 Standardization.
5.7 IEEE 802.11e HCF.
5.8 Simulation Performance of IEEE 802.11.
5.9 Support for VoIP in IEE 802.11e.
5.10 Video Transmission Over IEEE 802.11E.
5.11 Comparison of HiperLAN/2 and IEEE 802.11E.
6. Wireless Multimedia Personal Area Networks: An Overview (Minal Mishra, Aniruddha Rangnekar and Krishna M. Sivalingam).
6.2 Multimedia Information Representation.
6.3 Bluetooth1 (IEEE 802.15.1).
6.4 Coexistence with Wireless LANs (IEEE 802.15.2).
6.5 High-Rate WPANs (IEEE 802.15.3).
6.6 Low-rate WPANs (IEEE 802.15.4).
7. QoS Provision in Wireless Multimedia Networks (Nikos Passas and Apostolis K. Salkintzis).
7.2 QoS in WLANs.
7.3 RSVP over Wireless Networks.
7.4 QoS in Hybrid 3G/WLAN Networks.
7.5 UMTS/WLAN Interworking Architecture.
7.6 Interworking QoS Considerations.
7.7 Performance Evaluation.
7.8 Performance Results.
8. Wireless Multimedia in 3G Networks (George Xylomenos and Vasilis Vogkas).
8.2 Cellular Networks.
8.3 UMTS Networks.
8.4 Multimedia Services.
8.5 IMS Architecture and Implementation.
8.6 MBMS Architecture and Implementation.
8.7 Quality of Service.
8.9 Glossary of Acronyms.
PART TWO: WIRELESS MULTIMEDIA APPLICATIONS AND SERVICES.
9. Wireless Application Protocol (WAP) (Alessandro Andreadis and Giovanni Giambene).
9.1 Introduction to WAP Protocol and Architecture.
9.2 WAP Protocol Stack.
9.3 WAP languages and Design Tools.
9.4 WAP Service Design Principles.
9.5 Performance of WAP over 2G and 2.5G Technologies.
9.6 Examples of Experimented and Implemented WAP Services.
10. Multimedia Messaging Service (MMS) (Alessandro Andreadis and Giovanni Giambene).
10.1 Evolution From Short to Multimedia Message Services.
10.2 MMS Architecture and Standard.
10.3 MMS Format.
10.4 Transaction Flows.
10.5 MMS-based Value-added Services.
10.6 MMS Development Tools.
10.7 MMS Evolution.
11. Instant Messaging and Presence Service (IMPS) (John Buford and Mahfuzur Rahman).
11.3 Design Considerations.
11.5 Security and Protocols.
11.6 Evolution, Direction and Challenges.
12. Instant Messaging Enabled Mobile Payments (Stamatis Karnouskos, Tadaaki Arimura, Shigetoshi Yokoyama and Bala´zs Csik).
12.2 Instant Messaging Mobile Payment Scenario.
12.3 The Generic MP and IM Platforms of IMMP.
12.4 Design of an IM-enabled MP System.
12.6 Security and Privacy in IMMP.
13. Push-to-Talk: A First Step to a Unified Instant Communication Future (Johanna Wild, Michael Sasuta and Mark Shaughnessy).
13.1 Short History of PTT.
13.2 Service Description.
13.5 Service Access.
13.7 Architecture Migration.
13.8 Possible Future, or PTT Evolving to PTX.
14. Location Based Services (Ioannis Priggouris, Stathes Hadjiefthymiades and Giannis Marias).
14.3 LBS System.
14.4 Available LBS Systems.