Next Generation IPTV Services and Technologies

This book helps address the skills shortage and support expansion of IPTV across the globe. Telecom operators, wireless mobile providers, cable TV companies, media companies, broadcasters, video production companies, and Internet portal companies worldwide are either offering IP video services or actively investigating their deployment. This book increases the reader's knowledge of IPTV, which in turn leads to greater confidence in dealing with day-to-day planning and management of IPTV systems.

IPTV is a new method of delivering digital video and audio content across an IP broadband network. Chapter 1 defines IPTV and presents an overview of the networking infrastructure typically used by IP based video services. Growth drivers, 5-year market forecasts, and industry initiatives for the sector are also outlined.
A wide variety of network delivery technologies are available to provide IPTV services to end users. The second chapter focuses on the six types of broadband access networks commonly used to transport IPTV services and applications.
Encoding is one of the core functions associated with preparing video content for transmission across an IP network. Chapter 3 addresses readers who wish to gain an in-depth understanding of the various compression technologies used by IPTV systems. This chapter also details the communication protocols used by end-to-end IPTV networking systems.
In multicasting a number of users can receive the same video through a single stream with the help of routers and industry standard protocols. Chapter 5 covers the various logical and physical components required to deploy multicasting services across both IPv4 and IPv6 networks. The final section of this chapter deals with issues that affect the channel changing process and identifies various techniques, which may be used by service providers to speed up channel changing times.
The latest IPTV Consumer Devices (IPTVCDs) include a confluence of several new technologies, including, multicore processors, and hard disks, not to mention high capacity home networking interfaces. The fifth chapter in this book deals extensively with several contenders in the IPTVCD marketplace—residential gateways, IP set-top boxes, game consoles, and media servers.

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