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D-book
The D-Book is the UK technical specification for digital terrestrial television (DTT). The Digital TV Group (DTG) has published and maintained the D-Book for over a decade and the specification is updated annually to keep up with the pace of development in UK DTT. The D-Book is compiled by DTG Working Groups composed of industry experts from the DTG’s staff and membership of around 150 broadcasters, manufacturers, technology providers and other organisations who continually update and peer-review the specification. Conformance to D-Book standard allows products to use the Digital Tick, Freeview, Freeview + and Freeview HDlogos. The D-Book is only available to members of the Digital TV Group. History The first edition of the D-Book was written in 1996 when the current standard for terrestrial broadcasting DVB-T was new and untried. From the outset, the D-Book was an implementation guideline and referenced fundamental standards where possible. But many of the component pa ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Freeview (UK)
Freeview is the United Kingdom's sole Digital terrestrial television in the United Kingdom, digital terrestrial television platform. It is operated by Everyone TV and DTV Services Ltd, a joint venture between the BBC, ITV plc, ITV, Channel Four Television Corporation, Channel 4, Channel 5 Broadcasting Limited, 5 and Sky UK, Sky. It was launched on 30 October 2002, taking over the licence from ITV Digital which collapsed that year. The service provides consumer access via an Television antenna, aerial to the Digital terrestrial television in the United Kingdom#The multiplexes, seven DTT multiplexes covering the United Kingdom. As of July 2020, it has 85 TV channels, 26 digital radio channels, 10 HD channels, six text services, 11 streamed channels, and one interactive channel. Delivery of standard-definition television and radio is labelled Freeview, while delivery of HDTV is called Freeview HD. Reception of Freeview requires a DVB-T/DVB-T2 Tuner (television), tuner, either in a ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
