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A Practical Guide to Video and Audio Compression by Cliff Wootton

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27

Digital Television

27.1 Digital TV Broadcasting

This is probably the most common way that compressed video is delivered, at least when measured by the number of receivers being viewed by end users. The main benefit of broadcasting is that although just one copy is transmitted, everybody can see it by receiving it on an aerial antenna and then decoding it into a form that can be viewed on a TV set.

The UK digital TV industry has rolled out three fundamentally different platforms, and a fourth is rapidly gaining acceptance.

27.1.1 Digital Satellite TV

Digital satellite (DSat) services in the United Kingdom are based on MPEG-2-coded video contained within MPEG-2 transport streams and some additional support for Open TV-coded interactivity. The ...

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