Download IPTV and Internet video: expanding the reach of television by Wes Simpson PDF
By Wes Simpson
Make the perfect IPTV enterprise judgements with an intensive figuring out of the expertise and the company implications of the broadband video revolution. grasp key traits remodeling the realm of broadcast tv and the net with this consultant to undefined, software program, net purposes and the wide variety of other services and products. discover why IP is the hot finest for on-line video supply and the way will probably be monetized. comprehend the complete IPTV strategy, with transparent factors of complicated applied sciences designed to aid leaders make educated judgements and force winning concepts. This entire advisor prepares you for IPTV's swift deployment and destiny progress with good points that include:
• transparent factors of IPTV and web Video networks and applications
• Overviews of ways the technical recommendations are being changed into enterprise models
• fact payment views in every one bankruptcy that illustrate theories with real-world case studies
• An multiplied thesaurus that clarifies advanced, technical jargon
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Extra resources for IPTV and Internet video: expanding the reach of television broadcasting
The software necessary to put together a functioning IPTV delivery platform that is scalable to hundreds of video channels and thousands of viewers can easily cost millions of dollars. The low costs of IP networks are of great benefit to broadcasters for two reasons. First, low cost means that much of the network infrastructure needed to connect a video source to a viewer has already been purchased and installed by potential viewers; that which hasn’t can be purchased affordably by the broadcaster.
Subscription is one popular choice, particularly when these services accompany IPTV services or when they are offered as “all-you-can-eat” rental options. Per-episode fees, either for rental or for purchase, are often used for recent Hollywood releases. Advertising support is also commonly used for television episodes, particularly for “catch-up” TV. Many Internet TV channels are offered for free, particularly ones that are simple repeats of television broadcasts or are sponsored through government funding.
For Internet TV, replicated unicasting is used, where each viewer gets a dedicated unicast stream (because multicasting is not supported on the Internet). Because all these streams are roughly synchronized, they can either be replicated at the video source or be replicated by specialized servers (called reflecting servers) that are provided by a number of service providers at locations around the Internet. For IPTV, true multicasting can be used, as most modern networking equipment can be configured to support multicasting when installed on a private network.