KCC Pres. 2010


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A brief slide show on digital TV in Australia and the Australian Broadcasting Corporation. Presented at the Korean Communications Conference November 2010

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KCC Pres. 2010

  1. 1. Digital Television <br />The Australian Experience<br />Korean Communications Conference, Seoul Korea 2010<br />By Adrian Potter<br />
  2. 2. Sydney Digital TV UHF Repeater<br />
  3. 3. Who am I ?<br />My name is Adrian Potter<br />I’m the Director of Communications Networks for the Australian Broadcasting Corporation (ABC)<br />I look after the team that runs all of the Transmission and Distribution Networks, both Terrestrial and Satellite <br />I’ve been involved with Television and Radio Broadcasting Technology for over 20 years<br />Mt Lofty, Adelaide, South Australia<br />
  4. 4. Who is the ABC ?<br />The Australian Broadcasting Corporation (ABC)<br />We are the largest publicly funded (Government) Broadcaster in Australia <br />National Analogue TV Network<br />National Digital Television Network (DVB-T MPEG2, SD and HD)<br />5 National Analogue Radio Networks<br />An Extensive Digital Radio Network (DAB+)<br />Radio Australia on Shortwave into Asia and the Pacific<br />Extensive Free To Air and Subscription Television, Satellite and Cable Distribution<br />
  5. 5. You might know us as;<br />Radio Australia<br /><ul><li>Shortwave Radio for 70 years</li></ul>Australia Network <br /><ul><li> Australia’s International Television Broadcaster
  6. 6. From French Polynesia to London, from Cape Town to Vladivostok and everywhere in between
  7. 7. C Band on PAS10, PAS8 and PAS2</li></li></ul><li>Australia, a Land of Contrasts<br />Deserts<br />Alpine<br />Remote Mountains<br />
  8. 8. Australia, a reference<br />Australia<br /><ul><li>Population - 21,262,641
  9. 9. Land Mass - 7,682,300 km2</li></ul>Source – CIA Fact Book<br />United States of America<br /><ul><li>Population - 307,212,123
  10. 10. Land Mass - 9,161,966 km2</li></ul>Source – CIA Fact Book<br />
  11. 11. Australia’s Television History<br />Television broadcasting began on the 16 September 1956 <br />ABC Television commenced in Sydney on the 5 November 1956<br />Initially in 625 line, Black and White<br />Colour transmissions commenced in 1st March 1975<br />Subscription TV (Cable, MMDS and Satellite) commenced in January 1995 <br />Yatpool, Mildura, Victoria <br />
  12. 12. Australia’s Digital TV Time Line<br />Late 1997 Technical Trials and Test transmissions of both DVB and ASTC systems <br />24 March 1998 Government announces Digital Television policy. <br />8 April 1998 Legislations proposed in Australia's Parliament<br />18 June 1998 Digital Terrestrial Television Broadcasting (DTTB) Selection Panel recommend the European DVB-T system. <br />15 July 1998 Television Broadcasting Services (Digital Conversion) Bill 1998 and the Datacasting Charges (Imposition) Bill 1998 passed into law by both houses of the Australia Parliament <br />30 July 1998 FACTS Specialist Group-DTTB announces further technical element recommendations. <br />preferred video format for HDTV production purposes is 1920/1080/50Hz interlaced with a total line count of 1125 lines; <br />Dolby AC-3 should be used for audio encoding<br />the Service Information data standard will be based on the DVB-SI standard. <br />1 January 2001 Digital Terrestrial Television commences in all Australian capital cities.<br />
  13. 13. Australia Digital TV Parameters<br />DVB – T<br />7MHz<br />Guard Interval – 1/16<br />FFT Size – 8k<br />Modulation 64QAM<br />Code Rate (FEC) 3/4<br />23.023Mbps useable data rate<br />MPEG2<br />SD and HD (720p & 1080i)<br />Dolby ™ Surround Sound<br />16:9 Wide Screen Aspect Ratio<br />8 Day EPG<br />Derby, Western Australia <br />
  14. 14. ABC’s Digital Television Services<br />ABC1 – ABC’s flagship Television channel<br />ABC2 – Arts, Culture and Catch-up TV<br />ABC3 – Children and Teenagers (Kids)<br />ABC New24 HD – 24 Hour News & Current Affairs <br />
  15. 15. The Roll Out of ABC Digital Television<br />Note<br /><ul><li>69.11% of Australia’s Population Served with Just 5 Digital TV Transmitters!
  16. 16. Transmitter 97 to 342 only increased coverage to an additional 3.55%!</li></li></ul><li>ABC’s Present Digital TV Coverage<br />
  17. 17. Viewer Access to Satellite Television<br />The Australian Government is committed to ensuring, as far as possible, that every Australian has access to digital television.<br />Satellite used as an infill in for Digital Television black spots and for remote area viewers (Similar to UK’s FreeSat)<br />MPEG4 <br />SD and HD<br />MHEG Interactive <br />DVB-S2<br />Commenced June 2010<br />
  18. 18. Analogue Switch Off<br />In 2008 the Australian government announced all analogue television transmissions would cease at the end of 2013<br />Switch off is occurring on a region by region basis, following the UK’s approach <br />Should allow for testing and planning of switchover issues in an orderly way<br />Switch off commenced in the Mildura region on the New South Wales and Victorian border on June 30th this year.<br />Viewer Communication is the key to the success<br />
  19. 19. The Digital Dividend<br />Restacking of UHF Channels<br />Restack commences after analogue switch off in December 2013<br />126MHz of Spectrum made available<br />All channels above 52 no longer available for Television<br />Auctioned for 4G LTE<br />Together with 2.5 DENG Band for 4G LTE<br />Restack to be completed by the end of 2014<br />
  20. 20. ABC’s joint venture with WIN TV, Australia’s largest regional media company.<br />Brand New, ‘State of the Art’ Digital Media Centre<br />Strategically Located in South Western Sydney<br />Currently Configured for 132 channels<br />Only 1/3 full <br />Best connected with multiple, path diverse STM16s<br />Ku Band earth station on site and access to redundant Ku and C Band Satellite Earth Stations<br />Media friendly Australian jurisdiction and laws<br />
  21. 21. MediaHub main control room, opened March 2010<br />
  22. 22. ABC NEWS 24 <br />ABC Sydney, Continuous News Centre (CNC) Opened June 2010<br />
  23. 23. The Future ?<br />3DTV<br />2010 Trials conducted in Australia<br />Football (Soccer) World Cup<br />Domestic Rugby League and Aussie Rules Finals<br />Special Purpose and Event Based<br />What about a future pathway?<br />DVB – T2<br />MPEG4<br />Ultra High Definition<br />National Broadband Network (NBN)<br />Next 9 years every home in Australia will have 100Mbps Fibre<br />Will free to air / linear TV survive the online, on demand, on every device revolution?<br />
  24. 24. THANK YOU<br />Mt Owen, Tasmania’s West Coast. Wind and Solar Powered Digital TV and Radio Transmitter site<br />