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Digital television transition
Digital television transition
from Wikipedia

World map of digital television transition progress:
  •   Transition completed; all analogue signals terminated
  •   Transition partially completed; some analogue signals terminated
  •   Transition in progress; broadcasting both analogue and digital signals
  •   Transition has not been planned or started, or is in early stages
  •   No information available

The digital television transition, also called the digital switchover (DSO), the analogue switch/sign-off (ASO), the digital migration, or the analogue shutdown, is the process in which older analogue television broadcasting technology is converted to and replaced by digital television. Conducted by individual nations on different schedules, this primarily involves the conversion of analogue terrestrial television broadcasting infrastructure to Digital terrestrial television (DTT), a major benefit being extra frequencies on the radio spectrum and lower broadcasting costs, as well as improved viewing qualities for consumers.

The transition may also involve analogue cable conversion to digital cable or Internet Protocol television, as well as analogue to digital satellite television. Transition of land based broadcasting had begun in some countries around 2000. By contrast, transition of satellite television systems was well underway or completed in many countries by this time. It is an involved process because the existing analogue television receivers owned by viewers cannot receive digital broadcasts; viewers must either purchase new digital TVs, or digital converter boxes which have a digital tuner and change the digital signal to an analogue signal or some other form of a digital signal (i.e. HDMI) which can be received on the older TV. Usually during a transition, a simulcast service is operated where a broadcast is made available to viewers in both analogue and digital at the same time. As digital becomes more popular, it is expected that the existing analogue services will be removed. In most places this has already happened, where a broadcaster has offered incentives to viewers to encourage them to switch to digital. Government intervention usually involves providing some funding for broadcasters and, in some cases, monetary relief to viewers, to enable a switchover to happen by a given deadline. In addition, governments can also have a say with the broadcasters as to what digital standard to adopt – either DVB-T, ATSC, ISDB-T, or DTMB. Governments can also require all receiving equipment sold in a country to support the necessary digital 'tuner'.

Before digital television, PAL and NTSC were used for both video processing within TV stations and for broadcasting to viewers. Because of this, the switchover process may also include the adoption of digital equipment using serial digital interface (SDI) on TV stations, replacing analogue PAL or NTSC component or composite video equipment. Digital broadcasting standards are only used to broadcast video to viewers; Digital TV stations usually use SDI irrespective of broadcast standard, although it might be possible for a station still using analogue equipment to convert its signal to digital before it is broadcast, or for a station to use digital equipment but convert the signal to analogue for broadcasting, or they may have a mix of both digital and analogue equipment. Digital TV signals require less transmission power to be broadcast and received satisfactorily.[1]

The switchover process is being accomplished on different schedules in different countries; in some countries it is being implemented in stages as in Australia, Greece, India or Mexico, where each region has a separate date to switch off. In others, the whole country switches on one date, such as the Netherlands.[2] On 3 August 2003, Berlin became the world's first city to switch off terrestrial analogue signals.[3] Luxembourg was the first country to complete its terrestrial switchover, on 1 September 2006.[4]

Background and timeline

[edit]

Transition dates

[edit]

Different standards have been developed for the broadcast transmission of digital terrestrial television, comparable to the older analogue standards they replace: NTSC, PAL and SECAM. Broadcasters around the world choose and adopt one of these to be the format and technology behind the transmission. The standards are:

  • The European-made DVB-T2 is adopted by Panama, Colombia, most of Europe, Africa, Asia and Oceania.
  • The American-made ATSC is adopted by most of North America and some of Asia and Oceania.
  • The Japanese-made ISDB-T2 is adopted by some in Asia, most of Central and South America, and a few in Africa.
  • The Chinese-made DTMB-T2 is adopted by some in Asia and a few in Africa and the Americas.

2006 Geneva Agreement

[edit]

The "RRC-06" agreement in Geneva (hosted by the International Telecommunication Union (ITU)) was signed by delegates from many countries, including most of Europe, Africa and Asia. The agreement set 17 June 2015 as the date after which countries may use frequencies currently assigned for analogue television transmission for digital services (specifically DVB-T), without being required to protect the analogue services of neighbouring countries against interference. This date was generally viewed as an internationally mandated analogue switch-off date, at least along national borders[34]—except for those operating on the VHF band which would be allowed until 17 June 2020.[35][needs update]

These deadlines set by the agreement have been difficult to reach in certain regions, like in Africa where most countries missed the 2015 deadline,[36] as well as South East Asia.[37] High upgrade costs are often a reason cited for the slow transition in those regions.

The European Commission, on a different note, had recommended on 28 October 2009 that digital switchover should be completed by 1 January 2012.[38]

Digital-to-analogue converters

[edit]

Analogue-only TVs are incapable of receiving over-the-air broadcasts without the addition of a set-top converter box. Consequently, a digital converter box – an electronic device that connects to an analogue television – must be used to allow the television to receive digital broadcasts. In the United States, the government subsidized the purchase of such boxes for consumers via their coupon-eligible converter box program in 2009, funded by a small part of the billions of dollars brought in by a spectrum auction. The program was managed by the Department of Commerce through its National Telecommunications and Information Administration.

Televisions with integrated digital tuners have been available for a considerable time. This means that a set-top box is usually no longer necessary with a new TV set.

Terrestrial digital switchover by country, at a glance

[edit]

This table shows the launches of DTT and the closure of analogue television in several countries.

  • Official launch: The official launch date of digital terrestrial television in the country, not the start of trial broadcasts.
  • Start of closedown: The date for the first major closedown of analogue transmitters.
  • End of closedown: The date when analogue television is definitely closed down.
  • System: Transmission system, e. g. DVB-T, ATSC or ISDB-T.
  • Interactive: System used for interactive services, such as MHP and MHEG-5.
  • Compression: Video compression standard used. Most systems use MPEG-2, but the more efficient H.264/MPEG-4 AVC has become increasingly popular among networks launching later on. Some countries use both MPEG-2 and H.264, for example France which uses MPEG-2 for standard definition free content but MPEG-4 for HD broadcasts and pay services.
Country Officially launched Analog closedown
commenced
Analog closedown
completed
DTT transmission Interaction AV standard
Afghanistan May 2014 31 August 2014 DVB-T2 None H.264
Albania[39] 15 July 2004[40] 1 October 2019[41] DVB-T H.262
Algeria 2008 10 November 2014 DVB-T
Andorra[42] 25 September 2007 DVB-T None (MHP abandoned) H.262
Argentina (details) 28 April 2010 31 March 2026 ISDB-Tb Ginga H.264
Australia (details)[43][44][45][46][47][48][49] 1 January 2001 30 June 2010 (Mildura and Sunraysia) 10 December 2013 (Melbourne)[50] DVB-T (7 MHz channels 6~12 VHF
and 28~69 UHF)
MHEG-5 (EPG only) H.262[51]
Austria[52] 26 October 2006 5 March 2003[53] 2 September 2010[54] DVB-T None (MHP abandoned)[55] H.262
Belgium[56] 2002 3 November 2008 (Flemish Community) 2010 (Francophone Community) DVB-T None H.262
Botswana 26 February 2013 2020 (small areas)
2024 (all other areas)
ISDB-Tb BML H.264
Brazil[57] 3 December 2007 15 February 2016 (Rio Verde) 2020 (major areas)
2023 (all other areas)
30 June 2025 (remaining areas)
ISDB-Tb Ginga H.264
Brunei 2014[58] 31 July 2017 (Belait and Tutong Districts)[11][59] 31 December 2017[11] DVB-T2 MHEG-5 H.264
Bulgaria[60] November 2004 March 2013 30 September 2013[61] DVB-T[62] MHP H.264
Cambodia[63] 4 February 2013 2015 2023 DVB-T2 MHP H.264
Canada (details)[64] January 2003 31 August 2011 December 2022 ATSC H.262, H.264 HD (ATSC 2.0)
China[65] 2006 2014 31 March 2021[a] DMB-T/H[66] AVS+
Colombia[67] 28 August 2008 2016 2021 DVB-T (6 MHz) MHP H.264
Costa Rica 4 May 2010 2018 15 August 2019 ISDB-Tb Ginga H.264
Croatia[68] 9 July 2002 1 January 2011[69] DVB-T H.262, H.264
Czech Republic[70] 21 October 2005 30 June 2012 DVB-T MHP H.262
Denmark[71][72][73] 31 March 2006 1 February 2009 1 November 2009 DVB-T MHP H.262, H.264
El Salvador (details)[74] 22 April 2009 21 December 2018 1 December 2024 ISDB-Tb Ginga H.262, H.264
Estonia[75][76][77] 15 December 2006 31 March 2008 (Ruhnu) 1 July 2010 DVB-T MHP (planned) H.264
Faroe Islands (details)[78] December 2002 December 2002 2003 DVB-T None H.262
Finland (details)[79] 27 August 2001 1 September 2007[80] 1 September 2007 DVB-T None (MHP abandoned) H.262
France[81][82] 31 March 2005 (FTA)
1 March 2006 (Pay DTT)[83][84]
4 February 2009 2011 (before 30 November)[85][86] DVB-T2 MHP[87] H.262, H.264[88]
Germany (details)[89] March 2003 March 2003 (Regional rollout) 2 December 2008 (completed) DVB-T H.262/H.264 (Stuttgart for non public channels)
Greece (details) 16 January 2006 (tests)[90] 1 November 2008[90] 6 February 2015[91] DVB-T H.262 (ERT)
H.264 (ERT, DIGEA)
Hong Kong (details)[92][93] 31 December 2007 1 December 2020[94] DMB-T/H MHEG-5 (TVB) H.264
Hungary[95][96] 1 December 2008 31 July 2013 31 October 2013 DVB-T H.264
Indonesia (details)[97] 13 August 2008 (trial)
20 May 2009 (official)[98]
5 September 2022 (Jakarta and surrounding areas)[99] 17 August 2023 (all services areas in Indonesia)[100] DVB-T2 MHEG-5 H.264
Iran[101][102][103] 2009 19 December 2014 DVB-T
DVB-T2
H.264
H.265 (HEVC)
Ireland[104][105][106][107][108]
[109][110][111][112][113][114][115][116]
1999–2002 (Licensing abandoned)
2006–2008 (trial)
31 October 2010 (90%)[117]
26 May 2011 (DTT launch)
December 2011 (98%)[118]
Network testing, publicly receivable
24 October 2012 with NI[119] 24 October 2012 with NI[120][121] DVB-T RCT abandoned, MHEG5 H.264
Israel[122][123][124][125] 2 August 2009[126] June 2011 DVB-T H.264, AAC+ V2
Italy (details)[127] 1 January 2004 15 October 2008 4 July 2012 DVB-T MHP H.262, H.264
Japan (details)[128][129] 1 December 2003 24 September 2010 (Northeastern areas of Ishikawa) 24 July 2011 (all cities except Morioka, Sendai, and Fukushima)[130]
31 March 2012 (Iwate, Miyagi, and Fukushima)[b]
ISDB-T BML H.262
Lithuania[131] 2006 2009 (Now expanded nationwide) 29 October 2012[132] DVB-T H.264
Luxembourg[133] 4 April 2006 4 April 2006 1 September 2006 DVB-T None H.262
Macau 15 July 2008 30 June 2023 DMB-T/H H.264
Macedonia (details)[134] 4 May 2004 1 January 2010 1 June 2013 DVB-T MHP H.264
Malaysia (details) 6 June 2017[135] 21 July 2019 (Langkawi)[136] 14 October 2019 (West Malaysia)[137]
31 October 2019 (Sabah and Sarawak)[138][139][140][141]
DVB-T2 MHEG-5 H.264
Mexico (details) 2 July 2004 18 July 2013 (Tijuana) 31 December 2015 ATSC H.262, H.264 HD (ATSC 2.0)
Moldova April 2016 (Transnistria)
November 2016 (Moldova)
2019 (Transnistria)
1 March 2020 (Moldova)
DVB-T2 H.264
Mongolia 1 July 2014[142][10] 2015[143][144] 2015[10] DVB-T2
Morocco[145][146][147] 1 June 2007 5 March 2007 2015 (UHF)
2020 (VHF)
DVB-T
Myanmar October 2013[148] 2016 December 2020 DVB-T2 MHEG-5 H.264
Netherlands (details)[149] 18 June 1996 (test) December 2003 11 December 2006 DVB-T H.262
New Zealand[150][151][152] April 2008 30 September 2012 1 December 2013 DVB-T MHEG-5 (EPG only) H.264/HE-AAC
North Korea 2012[153] 2012 DVB-T2
Norway (details)[154] September 2007[155] March 2008[156] 1 December 2009 DVB-T MHP H.264[157]
Peru[158] 30 March 2010 2020 1 March 2023 ISDB-Tb Ginga H.264
Philippines (details) October 2008 (trials)
14 February 2017 (DTT launch)
28 February 2017[159] 31 December 2023[160] ISDB-T BML H.262, H.264
Poland (details)[161][162][163] 9 November 2001 (test)
2004 (trials)
20 September 2009 (DTT launch)
May 2011 23 July 2013[164] DVB-T H.264
Portugal (details)[165] 29 April 2009[166] 2011 26 April 2012[167] DVB-T H.264
Qatar[168] 11 December 2013 13 February 2015 DVB-T2 H.264
Romania[169][170]
[171][172][173][174][175]
1 December 2005 17 June 2015 (planned)
1 May 2018 (completion)
DVB-T2 H.264
Russia[176] 24 June 2009 3 December 2018 14 October 2019
19 August 2025 (remaining channels)
DVB-T2 H.264[177]
Saudi Arabia 11 June 2006 13 February 2015 DVB-T/DVB-T2 H.264
Singapore (details) 22 December 2006 16 December 2013 2 January 2019 DVB-T2 H.264
Slovakia[178] 1999–2004, 2005–2009 2010[179] 31 December 2012[180] DVB-T MHEG-5 H.262, H.264
Slovenia[181] 2007 1 December 2010 30 June 2011 DVB-T H.264
South Africa (details)[182][183] March 2006 28 October 2016[184] July 2020[185][186] DVB-T2 MHEG-5 (Future use planned) H.264
South Korea (details)[187] 2001 1 September 2010 14:00[188] (Uljin) 31 December 2012[189] ATSC H.262, H.264 HD (ATSC 2.0)
Spain (details)[190] 2000–2005 (Previous and relaunch) 2009 3 April 2010[191] DVB-T None (MHP abandoned) H.262 SD, H.264 HD
Sri Lanka[192][193] 7 September 2014 1 January 2015 2020 ISDB-T BML H.264 HD
Sweden (details)[194] 1 April 1999[195] 19 September 2005 29 October 2007 DVB-T, DVB-T2 (HD) MHP H.262 SD, H.264 HD[196]
 Switzerland (details)[197] 2001 March 2002 25 February 2008[198] DVB-T
Taiwan (details)[199] January 2004[200] July 2010 (Pinglin) June 2012[200] DVB-T MHP H.262, H.264[200]
Thailand (details)[201] 25 January 2013 (official)
1 April 2014 (all trials)
1 June 2014 (all official plan)
1 December 2015[202][c] 25 March 2020 (planned)[202]
26 March 2020 (Switch-off Completed by Channel 3)[203]
DVB-T2 MHEG-5 H.264
Tunisia 2001[204] 17 September 2015[205] DVB-T H.264
Turkey (details)[206] 1 December 2003 October 2020 DVB-T2 (expected) MHP H.265
Ukraine[207] 1 April 2009 31 July 2018 31 August 2018 (Most transmitters) DVB-T2 None H.264
United Kingdom (details)[208] 15 November 1998 17 October 2007 (Whitehaven) 24 October 2012 (parts of England and most of Northern Ireland) DVB-T, DVB-T2 (HDTV) MHEG-5 H.262 SD, H.264 HD
United States (details)[209][210] 29 October 1998 8 September 2008 (Wilmington) 12 June 2009 (Full-power TV stations)
13 July 2021 (Low-power TV stations)[d]
ATSC H.262
Vietnam 2002 (tests)[211]
2015
30 June 2020 (21 Provinces)[212] 28 December 2020[213] DVB-T2 MHEG-5 H.264

Transitions completed

[edit]

ITU Region 1

[edit]

Africa

[edit]
  • Algeria: Digital broadcasting started in 2009, analogue signals were switched off first in Annaba Region and completed in December 2020.[214][215]
  • Cape Verde: Started transitioning to digital in the early 2010s.[200] The analogue switch off happened to complete at the end of 2019.[216]
  • Eswatini: The switchover is complete.[217] Analogue switchoff started on 17 June 2015 and it was completed in 2016.
  • Gabon: All analogue signals were turned off on 17 June 2016.[218]
  • Ghana: Analogue switch-off occurred in June 2015, switching to DVB-T.[219]
  • Ivory Coast: Launched its DTV service from the Centre Émetteur D'Abobo site in Abidjan on 8 February 2019. Côte d'Ivoire completed the migration to DTT in June 2020.
  • Kenya: After DTT launched in 2008, analogue switch off was supposed to take place in 2013, however media houses challenged the move in court and the switch off was since moved to 31 December 2014 for the metropolitan areas and their surroundings while in the rest of the country switched to DVB-T2 in March 2015.
  • Libya: 7 multiplexes of DVB-T2 were available in Tripoli in 2012. Analogue television was turned off on 13 February 2020.
  • Malawi: The switchover is complete.[217] Analogue shutdown was to happen in 2013, but this was changed to 2015, and it was changed up to March 2021.
  • Mauritius: First digital (DVB-T) broadcasts commenced 30 September 2005.[220] Analogue shut off on 17 June 2014.[221]
  • Morocco: DTT launched in March 2007.[222] Analogue transmitters on UHF band were switched off on 17 June 2015. Analogue transmitters on VHF band were switched off on 17 June 2020.[223]
  • Namibia: The first African country to go digital when it launched DTT in February 2005.[224] Analogue signals were terminated on 13 September 2014.
  • Rwanda: Shut off the last of its analogue signals in March 2014. Switched to DVB-T,[221] with plans to upgrade to DVB-T2 in the future.[225]
  • Seychelles: In 2018, they launched their DTT Service where both analogue and digital signals coexist, but after a period of instability on DTT, it became stabilized and ultimately been switched off in 2020.[24]
  • Sudan: A number of multiplexes in DVB-T2 (SD & HD) is broadcasting from Sudan TV since late 2015. A single analogue UHF channel remained till 13 February 2020.
  • Tanzania: Shut off the last of its analogue signals in July 2014. Switched to DVB-T2[221][226]
  • Tunisia: Digital broadcasts began in 2010,[227] using DVB-T, then since 2015, using DVB-T2. Analogue television was turned off in 17 September 2015.
  • Uganda: Shut off analogue signals in 2015.[228]
  • Zambia: Analogue shut off on 31 December 2014. Switched to DVB-T2.[229][230]

Europe and CIS

[edit]
  • Albania: The original analogue switch-off deadline was planned for July 2015, however this was missed due to multiple problems.[231] Analogue channels were first shut off on 10 September 2018 in the areas of Durrës and Tirana, but they were restored later in the day because the supply of DVB-T2 decoders was not enough to cover the demand. The date was then postponed to January 2019 and finally October 2019. On 1 October 2019, analogue broadcasts were shut off in most areas, including Tirana and Durrës. A few channels switched off their transmissions a few days later. A1 Report (now Report TV) was the last to keep the warning screen on air. The date for cities like Elbasan was set for March 2020, the transmissions still being receivable in Tirana with a big enough aerial. Areas like Dibër, Gjirokastër, Vlora and Saranda remained on air with the switch-off date being postponed multiple times. Albania finally completed the transition on 29 December 2020 with the last analogue broadcast being in Gjirokastër by Televizioni Klan. Analogue satellite broadcasts stopped in 2002 shortly before the introduction of digital satellite.[232]
  • Andorra: Analogue switch-off completed on 25 September 2007.[233]
  • Armenia: Shut down analogue signals on 10 July 2015.
  • Austria: Began analogue switch-off on 5 March 2007, progressing from the west to the east.[234] The analogue broadcast was shut down nationwide at the end of 2010 regarding the main transmitters.[235] The last analogue translators were switched off on 7 June 2011.
  • Azerbaijan: Began analogue switch-off on 17 October 2010, completed on 20 December 2016.[236][237]
  • Belarus: Analogue broadcasting was disabled on 15 May 2015 in the UHF band and 16 June 2015 in the VHF band (channels 6–12). The final analogue switch-off occurred on 4 January 2016.
  • Belgium: Media regulations are under regional legislation. Flanders switched off analogue television on 3 November 2008, while in Wallonia, all analogue services were switched off on 1 March 2010, making the country completely serviced by a digital signal. However, analogue cable is still used by many cable subscribers, so therefore a cable switchover is unlikely to happen in the near future.[citation needed]
  • Bulgaria: A free-to-air platform launched in the Sofia region, starting in November 2004. The Communications Regulatory Commission (CRC) said that it received six bids for the licence to build and operate Bulgaria's two nationwide DTT networks. A second licence tender for the operation of three DTT multiplexes was open until 27 May 2009.[238][239] Following the closing of this process, Hannu Pro, part of Silicon Group, and with Baltic Operations secured the license to operate three DTT multiplexes in Bulgaria by the country's Communications Regulatory Commission (CRC). Bulgaria completed the transition to digital broadcasting in September 2013.[61][240]
  • Croatia: Analogue television broadcasts were switched off for all national TV channels on 5 October 2010 at 12:35 and for local TV channels on 20 November 2010.[241]
  • Cyprus: All analogue transmissions terminated on 30 June 2011 and moved to digital-only transmissions on MPEG-4 on Friday, 1 July 2011.
    • Northern Cyprus: Broadcaster BRT halted analogue signals on 31 March 2019, replaced by DVB-T which started testing in the country in 2009.[242]
  • Czech Republic: The last analogue transmitters in Southeast Moravia and Northern Moravia – Silesia were switched off on 30 June 2012.
  • Denmark: All terrestrial analogue services switched off at midnight on 1 November 2009.[243] Analogue cable was switched off on 9 February 2016.[244] Analogue satellite was terminated by 2006 when DR2 and TV3 ended their analogue signals on the Intelsat 10-02/Thor satellite at 0.8°W.[245] DR 2 was the last ever broadcast using the D2-MAC standard when it closed on 1 July.
  • Faroe Islands: Launched DTT in December 2002. Most of the analogue signals were switched off immediately.[246]
  • Estonia: Analogue television was switched off completely on 1 July 2010.
Analogue closedown warning broadcast in Finland
  • Finland: Analogue terrestrial transmissions ceased nationwide at 04:00 on 1 September 2007[247] (the switch-off was previously planned for midnight but a few extra hours were added for technical reasons). This was controversial, as the cost of a digital TV set in Finland at the time was heavily criticised and saw a substantial decrease in how much the television license cost. Cable TV viewers continued to receive analogue broadcasts until the end of February 2008.
  • France: All analogue services (terrestrial, satellite and cable) switched off on 29/30 November 2011. This included overseas departments and territories such as Guadeloupe, French Guiana, Martinique, Mayotte, Réunion, French Polynesia, New Caledonia, Saint Barthélemy, Saint Martin, Saint Pierre and Miquelon, and Wallis and Futuna.
  • Georgia: Analogue broadcasts were planned to start to switch-off by 17 June 2015, but due to the flooding in Tbilisi, which occurred on the night of 13 to 14 June 2015, the analogue switchover started on 1 July 2015 and completed on 25 August 2015.[248]
  • Germany: Analogue switch-off began in Berlin on 1 November 2002 and completed on 4 August 2003, becoming the first city to do so. Simulcast digital transmissions started in other parts of the country in an effort to prepare for a full switchover. Terrestrial analogue switch-off transmitters was completed on 25 November 2008, except one main transmitter in Bad Mergentheim, which was shut down in June 2009. Analogue satellite receivers were still used by 6% of households in 2010 as the highest in Europe. The analogue satellite transmissions (broadcasting on Astra 19.2°E) were switched off on 30 April 2012, being the last in Europe. However, analogue cable were still used by about 30% of the population and 55% of all cable broadcasts. The cable TV provider Unitymedia switched off analogue cable on 27 June 2017.[249] The last remaining analogue cable channels shut down in 2019.
  • Greece: Digital broadcasting of privately owned nationwide TV channels began by Digea in Greece on 24 September 2009, covering a large section of the Corinthian gulf in Northern Peloponnese. During the 2009-2013 transition period, a total of 13 digital broadcasting centers were activated throughout Greece, covering approximately 70% of the Greek population.[250] Analogue terrestrial transmissions were first terminated at the Peloponnese region on 27 June 2014. Five more switch-offs followed in 2014 and the analogue shutdown was completed on 6 February 2015.[251][252][253] Α total of 156 broadcasting centres are currently active throughout the country, covering over 96% of the country's population.[254]
  • Hungary: Hungarian analogue terrestrial transmissions officially stopped on Thursday, 31 October 2013, after completing two phases that ended on 31 July and 31 October, respectively. However, analogue transmissions are still operating as of August 2021 on cable systems, at least.
  • Iceland: All analogue terrestrial transmissions were switched off on Monday, 2 February 2015.[255][256][257]
  • Ireland: Digital terrestrial television was launched in Ireland as Saorview on Friday 29 October 2010.[258] At launch it had five standard-definition channels and one high-definition channel. The analogue service was terminated on Wednesday 24 October 2012[259] and was replaced by a second multiplex for Saorview. A small number of low power independent analogue re-broadcast systems remained licensed until 31 December 2012.[260] Analogue cable was shut down on 8 April 2019. Analogue satellite from Astra 19.2°E was discontinued on 27 September 2001.
  • Italy: The conversion to digital television progressed region–by–region. It started in Sardinia on 15 October 2008, and was completed on Wednesday, 4 July 2012, when the last analogue transmitters in the Province of Palermo were shut down. The switchover was politically controversial due to a 2004 law that seemed to favor Mediaset, owned by the Prime Minister Silvio Berlusconi, in the television market. A 2006 bill proposed by Paolo Gentiloni passed the government of Romano Prodi that would make one of Mediaset's channels as well as one from public broadcaster RAI move to digital three years before the switch. The bill was called "tailored for political revenge" by Berlusconi.[261] In 2011, the European Court of Justice ruled that the digital switchover in Italy was illegally subsidised favoring Berlusconi's media group.[262] Analogue satellite broadcasts were switched off from the Hot Bird 13°E satellite on 29 April 2005 by RAI.[263][264]
  • Kazakhstan: Analogue broadcasting shutdown began on 1 December 2018, the first two regions turned off: Jambyl and Mangystau Regions. On 1 July 2019, nine more regions were disconnected: South Kazakhstan, Atyrau, Kyzylorda, Almaty Regions, East Kazakhstan, Pavlodar, North Kazakhstan, Kostanay and Karaganda Regions. Finally, on 1 July 2021, the last five regions were disconnected: West Kazakhstan, Akmola, Aktobe Regions, Nur-Sultan and Almaty.[265]
  • Kyrgyzstan: DTT services rolled out officially in 2014, and the transition to digital ended in 2017.[266]
  • Latvia: Analogue television completely converted to digital broadcasting on Tuesday, 1 June 2010.
  • Lithuania: The switch-off of the analogue terrestrial transmissions was completed on Monday, 29 October 2012.[267]
  • Luxembourg: Luxembourg was the first country to completely switch to digital broadcasting and shut down analogue TV, completing the transition on Friday, 1 September 2006.
  • Moldova: Launched its first DTT service in November 2016. Analogue broadcasts were discontinued from May 2022.[268] The process was somewhat difficult due to the high costs of upgrading to digital.[269]
    • Transnistria: DTT based on DVB-T started broadcasting on 30 December 2012 but only in testing phase until 2015.[270] The DVB-T2 public rollout commenced in April 2016.[271] Analogue broadcasts for Transnistria shut down in the period 2018–2019.[272]
  • North Macedonia: Analogue transmissions were terminated on Saturday, 1 June 2013.[273]
  • Malta: All analogue services terminated on Monday, 31 October 2011. The switch-off was originally planned for Wednesday, 1 June 2011 but was delayed for unknown reasons.[274]
  • Monaco: Analogue TV broadcasts switched off on Tuesday, 24 May 2011.
  • Montenegro: Shut down analogue signals on 17 June 2015.[275]
  • Netherlands: Moved to digital-only terrestrial broadcasting on Monday, 11 December 2006, being the second country to do so. The switch-off was noticed by few, since the overwhelming majority receive TV via cable and only around 74,000 households relied on terrestrial over-the-air broadcasts.[2] The switch-off was helped greatly as cable continued to use analogue distribution, and thus consumers' old tuners continued to be useful. In March 2018, major cable provider Ziggo announced that it would gradually phase out analogue cable TV transmissions in the next two years.[276] Analogue satellite transmissions from Astra 19.2°E were halted on 18 August 1996, just two months after digital was introduced. This was felt by few people, however, due to low satellite usage.[277]
  • Norway: The switch-off of the analogue transmissions started in March 2008 and was completed on Tuesday, 1 December 2009. Norway started its DTT service on the Saturday 1 September 2007.[278] Analogue satellite broadcasts of NRK and TV 2 on the Thor 4.3°W satellite ended on 15 October 2002.[279]
  • Poland: Terrestrial television in Poland is broadcast using a digital DVB-T system. First test DVB-T emission was carried in Warsaw at 9 November 2001. In April 2004, first DVB-T transmitter near Rzeszów started operation, and local TVP division started to market set-top boxes allowing to receive it. The shutdown of analogue broadcasts took place in 7 steps from 7 November 2012 to 23 July 2013 when analogue terrestrial transmissions were completely terminated. Analogue broadcasts on satellite ended when TVN stopped its analogue transmission on the Hot Bird 13°E satellite in 2008. Later, in early 2022, most of TV markets (Polsat, TVN, TV Puls, etc.) switched into the DVB-T2 HEVC, while TVP, due to invasion of Ukraine, did it on 15 December (west) and 19 December (east), 2023.
Analogue closedown warning broadcast in Portugal
  • Portugal: Digital terrestrial broadcasts started on Wednesday, 29 April 2009. Portugal's government hoped to cover 80% of the territory with digital terrestrial TV by the end of 2009, and simulcasts remained until Thursday, 26 April 2012, when the analogue broadcasting ended. This switchover began on Thursday 12 January 2012. Analogue cable were still available from all pay-TV providers (including fiber), for homes with multiple televisions. In December 2022, plans have been made to close analogue cable signals. In late April 2023, viewers would see a message announcing the end of this kind of analogue broadcasting on 3 May 2023, unless they bought a set-top box and/or scanned digital signals. The digital versions of all channels have traditionally been encrypted and could only be accessed with a proprietary set-top-box, which subscribers had to pay for with a monthly fee. Starting in October 2017, cable provider NOS unencrypted the digital versions of its base channels, enabling them to be tuned directly by televisions with support for MPEG-4 (or digital terrestrial) or any freely available digital tuner.[280] Channels belonging to subscription packs, as well as premium channels, still require a proprietary set top box to be viewed. Other pay-TV providers – Vodafone, NOWO and Meo – similarly no longer encrypt the digital versions of their base channels.
  • San Marino: Analogue switch-off completed on Thursday, 2 December 2010.
  • Serbia: Launched its first DTT transmissions in 2005. The first DTT-only channel was made available in 2008. As of 2013, the DVB-T2 network covers Belgrade and much of Vojvodina, several cities in Šumadija and Western Serbia and the southern city of Niš.[281] Digital TV switchover for 98% of citizens started on 1 September 2014. Transition progressed in six stages. First switch-off took place in Vršac on 15 April 2015.[282] Last switch-off took place on 7 June 2015.
  • Slovakia: Analogue transmission finished broadcasts on Monday, 31 December 2012.
  • Slovenia: The switch-off of main transmitters was completed on Wednesday, 1 December 2010. The last local analogue transmitters were switched off on Thursday, 30 June 2011.
Analogue closedown warning broadcast in Spain
  • Spain: The switch-off of the analogue terrestrial transmissions was completed on Saturday, 3 April 2010. The switch-off was successful, as about 70% of Spanish television transmissions are terrestrial, so it was easy for people to just switch to the digital signal. Spain started its DTT service on Wednesday 30 November 2005.[283]
  • Sweden: The switch-off of the analogue terrestrial network progressed region–by–region. It started on the island of Gotland on Monday, 19 September 2005, and was completed on Monday 15 October 2007, when the last analogue SVT1 transmitters in Blekinge and western Scania were shut down.[284] Cable broadcasters continued to broadcast in analogue until 2020. Analogue broadcasts from the Sirius and Thor satellites were ended by April 2004.[285]
  •  Switzerland (including Liechtenstein): Switch-off began on Monday 24 July 2006 in Ticino and continued with Engadin on Monday, 13 November 2006. The switch-off was completed on Monday, 25 February 2008. A very high percentage of Swiss viewers receive their signals via cable distributors. By 2012, 40% of cable viewers had switched to digital. Analogue cable was switched off on 1 January 2017.[286] The country switched off its terrestrial network entirely in 2019 due to low penetration.[287]
  • United Kingdom: Digital terrestrial broadcasting began in the UK on Sunday, 15 November 1998 with the launch of ONdigital, later renamed ITV Digital, which was replaced by Freeview after its collapse. The transition from analogue and digital to digital-only terrestrial signals started on Wednesday, 17 October 2007 with the Whitehaven transmitter in Cumbria,[288] and followed a transmitter switchover timetable, implemented by region. The first constituent country to switch off all its analogue signals was Wales on 31 March 2010[289] and the last region to switch off its analogue signals was Northern Ireland on 24 October 2012.[290] Analogue cable broadcasts eventually ended and fully ceased on 28 November 2013, when Milton Keynes finally saw their service terminate, after a settling of a cable ownership dispute between BT Group and Virgin Media. Analogue satellite from the Astra 19.2E satellite was discontinued on Thursday, 27 September 2001. Sales of analogue TV sets stopped on 6 July 2010.[291]
  • Uzbekistan: The launch of digital broadcasting began on 15 January 2018. The first regions to turn off their analogue broadcasts were Andijan, Fergana, Namangam and Tashkent Region. On 15 July 2018, the switch-off was completed on the city of Tashkent, and on 5 December 2018, the shutdown of analogue television in Uzbekistan was completed.
  • Vatican City: Digital transition completed in 2012.[295]

Middle East

[edit]
  • Bahrain: The analogue terrestrial transmissions were terminated on 13 February 2012 and was replaced by a multiplex for Nilesat.[vague] The government was planned to turn off analogue cable by 31 March 2023. Bahrain was transitioning from using MPEG-2 to MPEG-4 for its terrestrial broadcasts, a process which began on 26 August 2012. Bahrain adopted DVB-T2 in March 2013. Analogue satellite transmission were switched off on 1 March 2004.
  • Israel: Started digital transmissions in MPEG-4 on 2 August 2009 and analogue transmissions ended on 31 March 2011. A second MUX in DVB-T2 was launched in August 2015.
  • Qatar: The analogue terrestrial transmissions were terminated on 13 February 2012 and was replaced by a multiplex for Nilesat.[vague] The government was planned to turn off analogue cable by 31 March 2023. Qatar was transitioning from using MPEG-2 to MPEG-4 for its terrestrial broadcasts, a process which began on 26 August 2012. Qatar adopted DVB-T2 in February 2013. Analogue satellite transmission were switched off on 1 March 2004. Digital television launched terrestrially throughout the Arab world on 1 January 2001 (known as Nilesat).[dubiousdiscuss]
  • Saudi Arabia: The analogue terrestrial transmissions were terminated on 13 February 2012 and was replaced by a multiplex for Nilesat.[vague] The government was planned to turn off analogue cable by 31 March 2023. Saudi Arabia was transitioning from using MPEG-2 to MPEG-4 for its terrestrial broadcasts, a process which began on 26 August 2012. Saudi Arabia adopted DVB-T2 in March 2013. Analogue satellite transmission were switched off on 1 March 2004.
  • United Arab Emirates: The analogue terrestrial transmissions were terminated on 13 February 2012 and was replaced by a multiplex for Nilesat.[vague] The government was planned to turn off analogue cable by 31 March 2023. United Arab Emirates were transitioning from using MPEG-2 to MPEG-4 for its terrestrial broadcasts, a process which began on 26 August 2012. United Arab Emirates adopted DVB-T2 in February 2013. Analogue satellite transmission were switched off on 1 March 2004. Digital television launched terrestrially throughout Arab world on 1 January 2001 (known as Nilesat).[dubiousdiscuss]

ITU region 2 (Americas)

[edit]
  • Bermuda: The Bermuda Broadcasting Company terminated terrestrial NTSC-M broadcasts in March 2016. ZFB-TV (analogue channel 7) and ZBM-TV (analogue channel 9), the two television stations in Bermuda, switched to digital channels 20.1 and 20.2, respectively.[296] Like its parent nation (the United Kingdom) and unlike the United States, Canada, and the Bahamas (which have been transitioning to ATSC), Bermuda switched over to DVB-T.
  • Canada: Canada's DTV transition was completed in 28 mandatory markets on Wednesday, 31 August 2011. Some CBC analogue transmitters in mandatory markets were permitted to operate for another year, and transmitters outside mandatory markets were given the option of converting to digital, or remaining in analogue. The CBC decided to shut down all (more than 600) of its remaining analogue transmitters on Tuesday, 31 July 2012, without replacing them.[297] Also on 31 August 2011, all full-power TV transmitters had to vacate channels 52 to 69. There was a very small number of community-based transmitters broadcasting in analogue, which were shut down no later than 2022;[298] see Digital television in Canada.
  • Analogic Shutdown finished in Ovalle, Región de Coquimbo during 23 March 2024.
    Photo comparing transmissions of channel 5 in Ovalle, repeater of the Canal 13 network, on 23 March 2024. The digital transition occurred that week on the Coquimbo region (where Ovalle is located).
    Chile: The transition to digital started in 2012.[299][300] ASO was initially delayed to 15 April 2024, but was later pushed back to various dates depending on the region.[301] The transition started on 13 March 2024 in the Arica y Parinacota, Tarapacá, Aysén and Magallanes regions, finishing on 19 March 2024. The Atacama, Los Rios, Coquimbo and Los Lagos regions started the transition on 20 March 2024, and finished during midnight on 26 March 2024. It continued on 27 March 2024 in the Ñuble, O'Higgins, Maule and Antofagasta, concluding on 2 April 2024. The last phase of the analogue shutdown started on 3 April 2024 in the Araucanía, Biobío, Valparaíso and Metropolitan regions, and concluding on 9 April 2024, ending analogue broadcasts in the entire country. Before that, some independent regional stations shut down their analogue broadcasts prior to the official deadline.[302]
    • Easter Island: Tenders started in July 2019. Analogue shutdown started on 3 April 2024, and ended on 9 April 2024, due to it being in the Valparaíso region.[300][301]
  • Costa Rica: The transition is complete. The country was scheduled to shut down analogue signals permanently in December 2018 but this was changed to 15 August 2019.
  • Falkland Islands: Digital TV now exclusively broadcast through KTV and British Forces Broadcasting Service since the early 2010s.[303]
  • Greenland: Launched digital services in Nuuk in August 2002.[304] The last settlement that upgraded to digital was Siorapaluk in 2012, with analogue switched off in October.[305]
  • Honduras: First phase began on 31 December 2016, second phase was completed on 31 December 2019.[306] The whole country is now entirely covered by DTV.
  • Mexico: Digital broadcasts started in 2000, with the first being Tijuana's XETV – an English-language television station that primarily served San Diego, California between the 1960s and the early 2010s. Analogue shutdown was originally scheduled to occur in 2012, but on Thursday, 2 September 2010, Mexican government advanced the analogue shutdown from 2012 to 2015.[307] From 2013, areas began to be switched over regionally depending on the presence of digital terrestrial stations and a campaign headed by the SCT to distribute free television converters to households on the government welfare rolls. The first digital switchover was to begin on Tuesday, 28 May 2013 in Tijuana, but was postponed to 18 July due to the 2013 Baja California state elections.[308] The switchover was completed nationwide on 31 December 2015, when all remaining analogue television stations left the air.[309] Mexico then instituted a nationwide remapping of network stations in late 2015 requiring most of them to map to the channel number in either Mexico City, or for regional networks, the main metro area served by the network's flagship station.
  • Suriname: Adopted the ATSC standard for DTT and completed the analogue switch off in 2015.[310]
External videos
video icon The DTV "nightlight" video that was produced by the National Association of Broadcasters for broadcast by its participating members.[311]
  • United States: A deadline for transition to digital broadcasting was set as 17 February 2009, but was extended and performed instead on 12 June 2009. Exceptions to the 12 June deadline included low-power stations, and "nightlight" stations which broadcast PSAs on the transition until 12 July 2009. Class A low-power stations were then required to transition to digital by 1 September 2015. The low-power and translator station deadline was suspended on 24 April 2015, due to concerns that the then-upcoming 600 MHz spectrum auction could "potentially displace a significant number of LPTV and TV translator stations", and would "require" analogue stations to incur the costs of transitioning to digital before completion of the auction and repacking process".[312] After the auction's completion in 2017, the FCC announced 13 July 2021 as the new analogue low-power shutoff date.[313] On 21 June 2021, the FCC granted the State of Alaska an extension due to novel factors that prevented the completion of stations digital facilities, setting a new low-power analogue shutoff date of 10 January 2022.[27]

ITU region 3

[edit]

Asia

[edit]
  • British Indian Ocean Territory: Military broadcaster BFBS operates fully on digital.[316]
  • Brunei: The country selected the standard of DVB-T2 with first launch in 2014. Full transition to digital terrestrial television broadcasting were completed on 31 December 2017.[11]
  • China: Started its transition to digital television in 2003, with cable and satellite television using DVB and terrestrial television using DTMB. Analogue satellite television ended on 31 March 2006, after the last satellite television channels on Apstar-1A including Zhejiang Television,[317] switched to digital, in which time the legal holders of satellite television receivers were limited to regional cable television providers, thus China never actually has the analogue satellite television service provided to the masses. Analogue cable television services were largely discontinued in the late 2000s and early 2010s. On 14 May 2016, all channels of China Central Television as the country's state broadcaster officially converted to digital broadcasting in a 4-step conversion. First analogue broadcasting television station officially turn off on 30 August 2020 at 23:59:59 CST (UTC+8) for all Hunan Province on Hunan Television only and all analogue broadcastings officially full-time completely turn off on New Year's Eve (31 December) 2020 at 03:59:59 CST (UTC+8) for all nationwide (including Shanghai and Suzhou) so all analogue broadcastings officially full-time completely turn off on 31 March 2021 at 23:59:59 CST (UTC+8) for all Shaanxi Province. On New Year's Eve (31 December) 2020 at 04:00:00 CST (UTC+8), the digital terrestrial television of the People's Republic of China fully turned, shifted and switched to all full high definition for all nationwide (including Shanghai and Suzhou). On 1 April 2021, the digital terrestrial television of the People's Republic of China fully turned, shifted and switched to all full high definition for all Shaanxi Province.[318]
  • Christmas Island: Transitioned to digital television as part of Australia's transition to digital television. In line with Regional and Remote Western Australia, analogue TV simulcasts would have ended by 25 June 2013.
  • Cocos (Keeling) Islands: Transitioned to digital television as part of Australia's transition to digital television. In line with Regional and Remote Western Australia, analogue TV simulcasts would have ended by 25 June 2013.
  • Hong Kong: The original digital switchover plan from PAL to DTMB was supposed to take place in 2012.[319] After being postponed multiple times, analogue broadcasting officially ended from 30 November 2020 at 23:59 HKT, when all analogue transmissions turned off.[320] A total of 160,000 lower-income households also received subsidies from the government to buy digital television sets or a set-top box to get a digital signal following the transition.[321]
Analogue closedown warning broadcast in Indonesia
  • Indonesia: Digital terrestrial television was launched on 21 December 2010 (by DVB-T) and 20 November 2013 (by DVB-T2). Following legalization of Act No. 11 of 2020 on Job Creation on 2 December 2020, the Ministry of Communication and Information Technology (Kemenkominfo) through its minister Johnny G. Plate announced that 2 November 2022 would be the last analogue switchover date for the migration to digital television under DVB-T2 system.[322][323] On 12 May 2021, the government of Indonesia announced that the analogue switch off would be implemented gradually in much simplified three stages to accelerate the migration.[25] The first analogue shutdown occurred in few areas on 30 April 2022, followed by another areas on 24 September 2022.[324] Analogue broadcasting station in Jakarta along with 173 regencies/cities non-terrestrial services was officially turned off on 2 November 2022 at 11:59:59pm (except ANTV, RCTI, MNCTV, GTV and iNews on 3 November 2022).[325][324][326] Batam, Bandung, Semarang, Surakarta and Yogyakarta followed on 2 December 2022; Surabaya on 20 December 2022; Banjarmasin on 20 March 2023; Bali and Palembang on 31 March 2023; Makassar on 20 June 2023 and Medan on 30 July 2023.[327] On 15 July 2023 at stroke of midnight, Trans Media (Trans TV and Trans7) and Emtek/SCM (SCTV and Indosiar) officially completed the shutdown. On 31 July 2023 at stroke of midnight, Viva Group, RTV and NET TV officially completed the shutdown[328] of analogue broadcast nationwide followed by MNC Group on 1 August 2023 at stroke of midnight.[329][330] On 12 August 2023, the digital terrestrial television of Indonesia fully turned, shifted and switched to all high definition on all thirteen local free-to-air terrestrial television station.[331][332] Previously, on 2 November 2022, LPP TVRI had turned off its analogue broadcasts or analogue switch off (ASO) and replaced them with digital broadcasts throughout the region at exactly 12:01am (UTC+7) / 1:01am (UTC+8) / 2:01am (UTC+9). Thus, TVRI became the first television station (multiplexing operator) to stop its analogue broadcasts.[333]
Analogue closedown warning broadcast in Japan
  • Japan: The analogue shutdown began on 24 July 2010 in Suzu, Ishikawa as a pilot experiment.[334] Analogue terrestrial television transmissions in the remainder of Ishikawa Prefecture and 43 other prefectures, as well as analogue Broadcast Satellite and Wowow services, ended at noon on Sunday, 24 July 2011, along with the analogue satellite services; three remaining prefectures (Fukushima, Iwate, and Miyagi) that suffered heavy damage in the 11 March 2011 9.0 magnitude Tohoku earthquake and its related nuclear accidents stopped analogue broadcasting at noon on Saturday, 31 March 2012.[335] In both of those cases, the analogue transmitters themselves were switched off at midnight on the same day. Analog high-definition television broadcasting ended on Sunday, 30 September 2007.[336] Like Netherlands, Germany and Sweden, an analogue cable service (known as Dejiana since 1 July 2011) continued to be broadcast, but starting on 1 April 2012, all cable providers in Japan were required to convert from analogue to digital services. Most analogue cable services were terminated between 24 July 2011 and April 2015.[337] All television stations across the country now broadcast only in digital, ending an analogue-digital simulcast period that began on Monday, 1 December 2003 in the Kantō region (which expanded to all other prefectures over the next four years) and ended between 24 July 2011 and 31 March 2012 (when all analogue transmissions were shut down).
  • Macau: Adopted the DTMB standard as mainland China and Hong Kong in 2008.[338] Analogue terrestrial television broadcasts were ended on 30 June 2023.[339] Analogue cable television broadcasts were ended on 28 February 2025.[340][341]
  • Malaysia: Early DTT broadcasts were rolled out in January 2014 starting in selected test areas, while full nationwide coverage to an estimated 98% populated areas was expected by the end of the analogue-digital simulcast period.[342][343] The official launch of digital broadcasts was on 6 June 2017 by the Prime Minister with an estimation of 4.2 million digital television decoders were to be given free to citizens, including recipients of the government aid of 1Malaysia People's Aid (BR1M).[344] The Malaysian Communications and Multimedia Ministry (MCMM) further stated that analogue broadcasting throughout Malaysia would be turned off completely in September 2019 with full digital television broadcasting available by October.[16][17][18] Langkawi was the first area to commence the digital switchover on 21 July 2019 at 02:30 am (UTC+8).[345] Later, on 6 August 2019, MCMM released the complete list of transition date on the remaining areas.[346] The Malaysian Communications and Multimedia Commission (MCMC) announced in late September that the full digital transition was to be completed on 31 October 2019.[347] The switchover was scheduled with central and southern West Malaysia on 30 September, northern and eastern coasts of West Malaysia on 14 October and entire East Malaysia on 31 October.[348] The digital transition in West Malaysia was completed on 15 October 2019 at 12:30 am with East Malaysia later on 31 October 2019 also at 12:30 am.[349][350][351][352][353]
  • Mongolia: The country adopted DVB-T2 in 2014, with digital switchover completed in 2015.[10]
Analogue closedown warning broadcast in Singapore
  • Singapore: The country adopted the DVB-T2 standard in 2012. Digital switchover was completed shortly after midnight on 2 January 2019, when state-owned broadcaster Mediacorp—who holds a monopoly on terrestrial television in the country—shut down the analogue signals of its channels.[354][355]
  • South Korea: Digital switchover progressed region–by–region, with the first analogue transmitters in Uljin, North Gyeongsang Province ending transmissions on Wednesday, 1 September 2010.[356] All analogue broadcastings officially full-time completely turn off on(31 December) 2012 at 03:59:59 KST (UTC+9) for all nationwide (including Seoul Capital Area such as Seoul, Gyeonggi Province and Incheon) so all analogue broadcastings officially full-time completely turn off on same time. On New Year's Eve (31 December) 2012 at 04:00:00 KST (UTC+9), the digital terrestrial television of the South Korea fully turned, shifted and switched to all full ultra high definition for all nationwide (including Seoul Capital Area such as Seoul, Gyeonggi Province and Incheon).[357]
  • Taiwan: Digital television launched terrestrially throughout Taiwan on 2 July 2004 with the implementation of the DVB-T2 standard. Analogue terrestrial television ended transmission on 30 June 2012 while the shut down of analogue cable television was underway.[358][359][360]
  • Thailand: The Thai National Broadcasting and Telecommunications Commission (NBTC) and broadcasters conducted a field trial for digital terrestrial transmission of DVB-T2 in Bangkok area in 2013.[361] The following year, digital terrestrial television began to be launched.[362] Analogue signals switch off started in 2017 for some channels before the rest which was fully completed in 2020. By 2018, rural areas in Thailand saw the transition from analogue to digital.[363] By September 2018, Channel 3 (owned by BEC and MCOT) was the last broadcaster to offer analogue services; it completely changed to digital in late 2019 on VHF while the one on UHF ended to broadcast on analogue TV on 25 March 2020 at 11:57 pm (UTC+7).[19][364]
  • Vietnam: The country launched DVB-T tests in 2002 and it was rolled out nationwide in 2005.[365] On 27 December 2011, Prime Minister Nguyễn Tấn Dũng issued Decree No. 2451/QD-TTg approving the country television project of "Digitisation of terrestrial television transmission and broadcasting in 2020" (also called as the Project of Digitisation of Television) which prescribes that before 31 December 2020, analogue television broadcasting in 63 Vietnam provinces and cities would be switched to digital terrestrial television under the DVB-T2 system.[366] Analogue signals first switched-off on 1 November 2015 and complete migration into digital television began taking place from 30 November 2020 before the final analogue shutdown being announced the following month by the country Prime Minister on 31 December.[365][367][368][369] Since January 2020, a total of 1.3 million digital television receivers for both poor and near-poor households were provided directly by Vietnam's public utility telecommunications service provision of the Ministry of Information and Communications in 48 provinces and cities under the television digitization program of the central government. By 30 June, a total of 21 provinces had indefinitely stop broadcasting analogue and migrated into digital broadcasting.[369] The transition on the remaining 15 provinces was finally completed at 12:00 am (UTC+7) on 28 December 2020, four days earlier before the final date prescribed by the Prime Minister within the last year of 2020.[20][21]

Oceania

[edit]
  • American Samoa: Complied with the FCC transition to ATSC digital on 12 June 2009 on all full-power stations.
  • Australia: Digital television commenced in Australia's five most populous cities on Monday, 1 January 2001. The Mildura region was the first to terminate its analogue network, on Wednesday 30 June 2010. Digital switchover was originally expected to be complete by Tuesday 31 December 2013, however, the last regions to switch over (Melbourne and Remote Eastern/Central Australia) did so slightly earlier, on Tuesday 10 December 2013 at 9:00 am.[370] Until the switch-off in the respective areas, free-to-air stations were simulcast, along with digital-only channels like ABC TV Plus. Cable television networks began simulcasting in 2004 and analogue cable services were switched off in April 2007. The switchover was co-ordinated by the Digital Switchover Taskforce operating under the federal Department of Broadband, Communications and the Digital Economy.
  • Guam: Complied with the FCC transition to digital on 12 June 2009 on all full-power stations.[371]
  • Micronesia: FSMTC (FSM Telecommunications Company) provides a subscription based digital over the air (DVB-T) service to Kosrae, Chuuk and Yap. This provides various international television channels and a local information channel. No local television broadcasters operate in FSM.
  • Nauru: After 20 years of analogue, they switched Analogue systems to digital.[date missing][372]
  • Northern Mariana Islands: Complied with the FCC transition to ATSC digital on 12 June 2009 on all full-power stations.
  • New Zealand: Digital terrestrial television broadcasts began officially in April 2008. Analogue PAL switch-off started on 30 September 2012 with the North Island's Hawke's Bay region and the South Island's West Coast region and finished with the Upper North Island which was switched off 1 December 2013.[373]
  • Norfolk Island: Digital terrestrial television began on or before 30 September 2009 with a two frequency service rebroadcasting a number of Australian national and commercial TV channels and two ABC radio stations. Unlike the rest of Australia, the channels were 8 MHz wide on the UHF band using European channel numbers.[374] The transition was completed on 10 December 2013.[375] Today, digital television is broadcast on 7 MHZ channels over VHF and UHF similar to the rest of Australia.[376]

Transitions in progress

[edit]

ITU region 1

[edit]

Africa

[edit]
  • Angola: Trials using the ISDB-T standard were tested in 2011. Later in 2013, the state decided to use DVB-T2 instead, with a launch date for 2017.[377] However, this was reviewed once again, and in 2019, Angola picked ISDB-T to be the standard for its future DTT network.[378] The process began in 2020 with the aim of being complete by 2025–28.[379]
  • Botswana: Began digital broadcasts in 2008, using ISDB-T. Analogue signals were to be terminated in 2024. However, Botswana changed the date to 28 February 2022.[380]
  • Benin: In transition to digital as of 2018. No completion date yet.[200]
  • Burkina Faso: In transition to digital as of 2018. No completion date yet.[200]
  • Burundi: DTT broadcasts launched on 30 April 2014 and it was expected to shut analogue down at the end of that year.[381] However the transition was not easy and analogue remained on air, still as of 2019. No completion date yet.[382]
  • Cameroon: Transition is ongoing as of 2015. No completion date yet.[383]
  • Comoros: Introduced digital broadcasts using the DTMB standard. No completion date yet.[384]
  • Republic of the Congo: DTT started trials in December 2016.[385] It was announced in June 2018 that DTT should start in 2019. No completion date yet.[386]
  • Democratic Republic of the Congo: In transition to digital as of 2016. Later in 2018, the state decided to use DVB-T2 instead, with a launch date for 2018. However, this was reviewed once again, and in 2019, the country picked ISDB-T to be the standard for its future DTT network. The process began in 2021 with the aim of being complete by 2024–31.[387]
  • Djibouti: Transition is ongoing as of 2020.[388]
  • Egypt: Has DVB-T transmissions for several years as of 2019, with plans to roll out DVB-T2 that year. There is no analogue switch-off date yet.[389]
  • Ethiopia: In 2016, the country begun its digital switch-over to DVB-T2 with help from American digital transmitter manufacturer GatesAir and funded by JPMorgan Chase and Export Development Canada. According to the government, this might finish between 2021 and 2026.[390]
  • Lesotho: Introduced DVB-T2. Analogue shutdown was to occur in 17 June 2015, but it did not occur. No analouge switchover date yet.[217]
  • The Gambia: In transition to digital, aimed to complete analogue switch off by 2020.[needs update][391]
  • Madagascar: Introduced DTT based on DVB-T in 2014. No completion date yet.[392]
  • Mali: The country's regulator authorized TNTSAT Africa to start the transition to digital in 2018. No completion date yet.[393]
  • Mauritania
  • Mozambique: Began transitioning to DVB-T2 in 2013. The future DVB-T2 and digital television. According to the government this might finish between 2025 and reterminated in 2030.[394] Official launch on 8 December 2015. No completion date yet.[395]
  • Niger: DTT was deployed on 21 September 2018 after three years of testing.[396][397] No ASO date yet.
  • Nigeria: Switchover to DVB-T2 is ongoing, stewarded by GatesAir. The aim was to complete the switchover by December 2021.[398][399]
  • Saint Helena: Introduced DTT in 2012. No completion date yet.[400]
  • Senegal: Excaf Telecom won the public tender in 2014 to broadcast the country's DVB-T2 DTT network. The analogue switch began in September 2019 and continued until 2020.[401]
  • South Africa: The Northern Cape became the first province to switch fully to digital in December 2018.[402][403][404][405] It was planned that analogue would have been switched off in March 2022.[28] However, in December 2022, Minister Khumbudzo Ntshavheni announced that the analogue television broadcast signal would be switched off on 31 March 2023.[406] The transition was further delayed until 31 March 2025, although it did not occur. [citation needed]
  • Togo: In transition to digital as of 2018.[200] Broadcasting equipment manufacturer Harris Corporation helped to transition Togo to DVB-T2. No completion date yet.[407]
  • Zimbabwe: The DTT project started in 2015. However, only 18 out of the 45 targeted transmitters as of 2025, Matewu "Our radio is still using analogue, and some people in Zimbabwe are still watching analogue television. We aim to digitise the entire country so that both radio and TV signals are fully digital," [408][409]

Europe and CIS

[edit]
  • Bosnia and Herzegovina: There was a DVB-T service launched in 2015 but it was not available on all parts of the country. The switchover began on 1 July 2025 and it will be completed on 3 December 2025.[410]
  • Romania: The country has one of the highest pay-TV penetration rates in Europe, with over 98% of homes receiving cable or satellite TV services. Also, over 90% of population are covered with DVB-T2 digital terrestrial television signal. Analogue broadcasts were first set to shutdown in 2012,[411] but it was delayed multiple times, until they were finally switched off on 1 May 2018.[412] However, as of June 2024, analogue television is still offered by cable operators.
  • Russia: On 22 December 2018, Russia completed the creation of the world's largest digital television broadcasting system, with 10,080 transmitters operating at 5,040 sites throughout the country. On 3 December 2018, analogue transmissions were switched off in the Tver Region including the city of Tver. Analogue transmissions in Ryazan, Tula, Yaroslavl, Ulyanovsk, Penza, Magadan, and Chechnya ended on 11 February 2019, while those in 20 other regions which includes Moscow and the Moscow Region were switched off on 15 April 2019. On 3 June 2019, analogue transmissions in 36 regions were discontinued which include the oblasts of Vladimir, Samara, Nizhny Novgorod, Krasnoyarsk and Oryol. Switchover in the last 21 regions was completed on 14 October 2019. The regions include St. Petersburg, the Leningrad Region, the Republic of Crimea and Sevastopol. Channels that are not offered as multiplex services (i.e. some federal and regional channels) continued to broadcast in analogue until 19 August 2025.[31]
  • Tajikistan: The country adopted DVB-T2 in 2014. The government planned to start transitioning in 2015,[413] and as of 2023, about 84% of the population has accessed Digital TV[414]
  • Ukraine: All privately owned networks' analogue broadcasts were switched off on 1 August 2018 in the Kyiv region, on 1 September 2018 in most parts of the country. The channels of UA:PBC were switched off in September 2018 – January 2019 in most parts of the country. Meanwhile, most channels in Russia-bordering regions, and some local channels (nationwide) that did not yet get the license for digital broadcasting, were still broadcast in analogue until 31 December 2020, after which they discontinued analogue broadcasts. However, in some areas, there are commercial channels staying in analogue. The transition to digital television has halted due to Russian invasion of Ukraine. In March 2024, the analogue TV was completely switched off in Kharkiv.

Middle East

[edit]
  • Iraq: DVB-T/T2 DTT is operating, including in the Kurdistan Region.[415] No analogue switchover date yet.[416]
  • Jordan: In transition to digital as of 2019. No completion date yet.[417]
  • Kuwait: In transition to DVB-T2, stewarded by GatesAir. Phase 2 of the DTT rollout was finished by May 2017.[418] No analogue switch off date yet.
  • Oman: The process started in 2012 with the deployment of a DVB-T2 system. No completion date yet.[384]
  • Syria: The digital television service (DVB-T) in Syria was restarted since mid-2018, in the provinces of Damascus, Daraa, As Suwayda, Rif Dimashq, Tartus, Latakia, Quneitra and Hama. There is no date for completion.

ITU region 2 (Americas)

[edit]
  • Antigua and Barbuda: In Antigua, there is digital television in some territories: Cades Bay, Johnsons Point, Orange Valley, Crabs Hill, Urlings and Old Road. There is no date for completion.
  • Argentina: Digital television broadcasts started on Tuesday, 9 September 2008, in Buenos Aires. The analogue network was to be terminated on 1 January 2019, postponed until 2021, delayed until 2024, and delayed until 2026.[419]
  • Bahamas: The public broadcaster BCB transitioned to digital in September 2016. No completion date yet.[420]
  • Barbados: In March 2025, CBC started the transition from an analogue system to a digital system, it may take up to December 2025.[421]
  • Bolivia: Adopted the ISDB-Tb standard on 5 July 2010,[422] and began digital broadcasts of Bolivia TV in May 2010.[423] The current analogue broadcast shutdown is planned to take place in three stages, beginning with the La Paz, Cochabamba, Santa Cruz areas in May 2026, followed by Cobija, Montero, Oruro, Potosí, Sucre, Tarija, Trinidad, and other towns with a population above 40,000 in May 2028. The remaining areas are scheduled to be shut down in May 2030.[424]
  • Analogue closedown warning broadcast in Brazil
    Brazil: Began free-to-air HD digital transmissions, after a period of test broadcasts, on Sunday, 2 December 2007 in São Paulo,[425] expanding in 2008 to Brasília, Rio de Janeiro, and Belo Horizonte. Digital broadcasts were phased into the other 23 state capitals in the following years, and to the remaining cities by 31 December 2013.[426] The country started on 1 March 2016 in Rio Verde, Goiás as a pilot experiment, followed by the Federal District and main cities and metropolitan regions from 17 November 2016 to 2020.[427] The transition was completed in most of the country on 9 January 2019; analogue signals in the country's remaining rural areas were initially expected to switch off in 2023; however, the Brazilian Ministry of Communications has announced a delay in the switch-off up until 30 June 2025.[428]
  • Cayman Islands: Broadcaster Cayman 27 announced that it started broadcasting digitally on ATSC in 2012. No completion date yet.[429]
  • Colombia: Digital television broadcasts started on Monday, 20 September 2010. The government declared the process officially began on 31 December 2022.[430] No date for the completion of the process has been given yet.[431]
  • Cuba: Began to propose DVB-T in May 2009. However, Cuba opted for the Chinese DTMB standard and began tests in 2013, with new digital transmitters being rolled out and a shutoff date in 2021.[432]
  • Curacao: Started DTT broadcasts based on DVB-T in 2009.[433] No date yet when to switch off the older NTSC analogue broadcasts.[434]
  • Dominican Republic: The Dominican Government once set a final analogue shut down date of all analogue transmissions on 24 September 2015.[435] However, INDOTEL, a telecommunications department of the Dominican Government, postponed it to 9 August 2021.[436] The transition was further delayed until 30 November 2024.[437]
  • Ecuador: The analogue switch off was delayed several times. In September 2018, the telecom ministry said that the first phase would start in May 2020 starting in Quito where it finished and it continues until December 2023.[438]
  • El Salvador: Began on 21 December 2018, and it was completed on 1 December 2024.[439]
  • Guyana: Made a roadmap to a transition between 2014 and 2017.[440] The DTT network has rolled out and by 2025, it is 80% complete.[441]
  • Jamaica: Began in 2022, and it was completed by 2023. Jamaica converts to ATSC 3.0.[442] Television Jamaica launched ATSC 3.0 broadcasts on 31 January 2022, at 6:30 PM local time.[443]
  • Panama: Analogue TV sets are no longer allowed to be sold since 11 June 2018, unless provided with a free DVB-T converter box. Since 11 December 2018, no analogue TV sets may be sold, even if provided with a free converter box; This deadline was later extended until April 2019. The switchover date was on 1 October 2020 for the provinces of Panamá, Colón, and Panamá Oeste. All other provinces have no switchover date. The switchover date was delayed, being originally planned for 2017. Due to COVID-19 pandemic remote learning measures the switchover date was delayed again, this time until 1 June 2021.[444][445][446][447][448] In July 2021, the switchover was delayed indefinitely until at least 90% of users have digital TV access, as 41% have access.[449] On 16 January 2023 at 7:18 PM, analogue TV signals were switched off in the provinces of Panama, Panama Oeste, and Colón, in a ceremony that was broadcast.[450][451] On 15 January 2024, analogue signals were switched off in Coclé, Herrera, Los Santos and Veraguas, and on 17 June 2024 they were switched off in Bocas del Toro and Chiriquí.[452][453]
  • Paraguay: The transmission of digital television broadcasts started in August 2011, by TV Pública (which belongs to the Paraguayan government) with an initial coverage area of 25 kilometres (about 16 miles) from Asunción downtown. The analogue television system switch-off was taking place in 2020, however, on 22 January 2019 La Nación reported the country pushed it back to 2021.[454] Later, the shutdown occurred in Asunción, the Central, Presidente Hayes, and parts of the Cordillera and Paraguarí departments on 31 December 2024.[455]
  • Peru: Digital television broadcasts started in Lima and Callao (Territory 1) in March 2010, and analogue broadcasts were terminated on 31 December 2024; Arequipa, Cusco, Trujillo, Piura and Huancayo (territory 2) started digital transition somewhere between April and June 2018 and analogue broadcasts were terminated on 31 December 2024 or 1 January 2025.
  • Sint Maarten: DVB-T adopted since 2011,[456] and introduced by 2013. No completion date yet.[457]
  • Trinidad and Tobago: Began in March 2023, and it will be completed by 2026. Trinidad and Tobago will be transitioning to ATSC 3.0.[458]
  • Turks and Caicos Islands: People's Television Network (PTV) launched a digital service in 2010.[459] It uses the UHF band. No completion date yet.[460]
  • Uruguay: Began broadcasting digital television in 2010. The analogue switch-off was planned for 21 November 2015, but was postponed indefinitely with no new switchover date yet.[461]
  • Venezuela: Digital television transmission began in 2007 for the broadcasting of 2007 Copa América. Later on 20 February 2013 transmissions began nationalwide. Analogue was set to be terminated in 2020.[462]

ITU region 3

[edit]

Asia

[edit]
  • Afghanistan: 4 channels of DVB-T2 were launched in Kabul in June 2014. ASO has however been repeatedly delayed. There is no date for the switchover due to the fall of Kabul in 2021.
  • Bangladesh: Has adopted DVB-T and tested broadcasts as of 2014.[463] Public broadcaster BTV aimed to make the country digital by 2021, its 50th anniversary of independence.[464]
  • Bhutan: Adopted DVB-T. The original analogue switch off date was set to be 2017, although it did not occur.[463]
  • Cambodia: DVB-T2 was launched on Tuesday, 9 November 2010,[465] however, by 23 December 2019 the only FTA DVB-T channels appeared to be pay TV channels that the provider erroneously neglected to encrypt. The incumbent FTA channels have thus far not provided DVB-T broadcasts. The Cambodian government pushed ahead its co-operation with China for the digital transition from analogue with China's DTMB system.[22] Full digital transition was estimated by the government to have fully commenced by 2023.[466]
  • India: Telecom Regulatory Authority of India set the deadlines for the completion of digital transitioning at the end of years with Phase I (Metro cities) by 31 December 2019 and phase II (cities having a population of more than one million) by 31 December 2021. The company also set a deadline for phase III (the rest of India) by 31 December 2023.

Oceania

[edit]
  • Fiji: Introduced its DVB-T2 digital terrestrial service called Walesi in testing phase 2016 and rolled out to public in December 2017. Switchover was planned to start in 2020. No completion date yet.[483]
  • Kiribati: DTT in DVB-T2 form was introduced with help from Papua New Guinea in 2018, first rolling out in the main island Tarawa. No completion date yet.[484][485]
  • Papua New Guinea: Introduced DVB-T2. No switchover date yet.[486]
  • Samoa: Introduced DTT publicly in 2019. No completion date yet.[487][488]
  • Solomon Islands: Currently in transition. TTV broadcasts digital TV in DVB-T and T2.[489] However, satellite is dominant in most of the country. No completion date yet.
  • Tonga: Started transition in 2015. No completion date yet.[490]
  • Vanuatu: The main public channel made the switch to digital in October 2016. No completion date yet.[491]

Transitions not yet started or planned

[edit]

ITU region 1

[edit]

Africa

[edit]
  • Chad: Deployment of DTT has been planned as of 2017 together with StarTimes.[492] Government announced that year to accelerate the process.[493]
  • Equatorial Guinea: The transition has still been planned as of 2018.[494]
  • Eritrea: From 25 May to 14 June 2019, CCTV and People's Republic of China Embassy in Eritrea had a training program for 71 staff members to train at Shooting Methods for High Definition Cameras, Digital Non-Linear Editing, Digital Terrestrial TV Broadcasting, FM-SFM Application and Digital Audio Broadcasting as well as Insights into Monitoring and Play-out Systems.
  • Guinea: A June 2018 meeting confirmed that a digital migration would start.[495]
  • Guinea-Bissau: The government partnered with StarTimes to create a DTT network.[496]
  • Liberia: As of 2017, the country has been "optimistic" to start DTT broadcasts with help from the Chinese state's StarTimes.[497]
  • São Tomé and Príncipe: The country planned in 2014 to make a transition to digital.[498] StarTimes has taken over the DTT process.[499][500]
  • Sierra Leone: In June 2013, the country signed a deal with the Chinese StarTimes to manage a migration to digital TV.[501] However, the process has been slow and there is still no DTT operating as of 2017.[502]
  • Somaliland: A switchover to digital TV was part of the government's 2012–2016 National Development Plan.[503] However, it missed the international 2015 deadline to launch its DTT network.
  • South Sudan: The state broadcaster SSBC has expressed interest in DVB-T2, but no budget has been allocated for the project.

Europe and CIS

[edit]
  • Abkhazia: The telecom chairman Lasha Shamba said in 2019 that there was a project in managing a digital switch but that the territory was not ready yet due to lack of funding. The analogue switch off in Russia proved to cause problems for Abkhazians who have watched Russian relay terrestrial broadcasts in analogue.[504]
  • Kosovo: The government published a plan for a switchover in 2015.[505] As of 2019 however, there is no DTT network in operation yet.
  • South Ossetia: DTT has not yet rolled out in the territory. Its creation has been postponed due to lack of funds.[506]
  • Turkey: Digital terrestrial television (DVB-T) trial broadcasts were launched on 3 February 2006. However, they were not officially rolled out. Instead, the DVB-T2 system was changed. In 2013, an auction was held, but the entire auction was cancelled by court decision.[507] Despite the cancellation of the tender, it caused a delay in the launch of digital terrestrial TV in Turkey. As of December 2024, it is impossible to start digital terrestrial TV in Turkey due to political reasons. However, DVB-T2 test broadcasting is expected to start soon at Çamlıca Tower.[508] Analog satellite broadcasting ended for TRT 1 in February 2006 and for Cine5 in July 2006. There is no closure date for analogue cable TV broadcasts yet.

Middle East

[edit]

ITU region 2 (Americas)

[edit]
  • Belize: Not yet introduced DTT. Head of broadcasting division Ilham Ghazi and telecom director Justin Barrow said in September 2018 that a switchover has not been planned as extra spectrum space was not demanded.[511]
  • Grenada: Digital switchover still being planned as of 2014.[512]
  • Guatemala: Started testing ISDB-T broadcasts in December 2017, with the aim of rolling out the services soon and an analogue switch off date of 2022.[513][514]
  • Haiti: DTT made its experimental launch in December 2016, using the ATSC standard.[515][516]
  • Nicaragua: The country chose the ISDB-T standard in 2015. The first DTT trials began in March 2018.[517]
  • Saint Lucia: No DTT has currently been planned in Saint Lucia.[518] Analogue cable transmissions were shut during 2013.[519]

ITU region 3

[edit]

Asia

[edit]
  • Laos: Lao National Television joined China's Yunnan Digital TV Company to establish Lao Digital TV with DTMB system in 2007.[520] Lao Deputy Minister of Information, Culture and Tourism Savankhone Razmountry further state that their country was making every effort to fully switch from the analogue television system to DTMB by 2020.[22]
  • North Korea: It was reported in 2013 that North Korea had tested digital broadcasting trials in 2012.[521] DVB-T2 was adopted as digital terrestrial television broadcast standard[522] On 19 January 2015, Korean Central Television, the country's state broadcaster, began broadcasting via digital satellite. However, there is no confirmed plan yet to introduce digital terrestrial broadcasts.[523][524]
  • Sri Lanka: Television industry in Sri Lanka had been prepared to digitalise itself for more than half a decade but government policy of uncertainties have confused broadcasters and caused many delays.[525] A 2014 television digitisation deal between Sri Lankan previous government and Japan are delayed up until 2025. In 2018, a Sri Lankan company named Television and Radio Network (TRN) offered to launch nationwide free digital television switch using the DVB-T2 system in contrast to Japanese proposal of ISDB-T system.[525] In 2025, Sri Lanka signs an agreement for digital TV broadcasting and is aimed to start the digital television transition.[526]
  • Timor-Leste: On 11 December 2018, the Timor-Leste cabinet gaven Secretary of State for Social Communication Merício Juvenal dos Reis permission to sign a Sino-Timor-Leste agreement for the introduction of Chinese digital television format of DTMB into the country.[527] On 18 June 2019, the groundbreaking ceremony for the China-aided demonstration project of the DTMB was held at the China Radio and Television Station in Timor-Leste.[528] The work subsequently began on 21 June.[529]

Oceania

[edit]
  • Niue: Plans were made in 2016 by the BCN to make a future switch to digital broadcasting.[530]
  • Palau: The country has digital cable broadcasts.[531]

No information available

[edit]

See also

[edit]

Notes

[edit]

References

[edit]

Further reading

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[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
The digital television transition refers to the worldwide shift from analog to digital over-the-air television broadcasting, mandated in numerous countries to enhance signal efficiency and quality by transmitting data in binary format rather than continuous waves. This process, which began in the late 1990s and accelerated through the , allowed broadcasters to deliver higher-resolution video, multichannel programming within the same spectrum allocation, and ancillary services like interactive content and emergency alerts, while freeing substantial radio frequencies for alternative uses such as and public safety communications. In the United States, the transition culminated on June 12, , when full-power stations ceased analog transmissions as required by the Digital Television Transition and Public Safety Act of 2005, following multiple delays due to technical and readiness concerns. Key achievements include widespread adoption of standards like ATSC in and in , enabling efficient spectrum reuse and improved viewer access, though challenges arose from the need for converter boxes or new receivers for legacy analog sets, leading to government subsidy programs and public education campaigns to mitigate signal loss risks known as the "digital cliff." Controversies centered on implementation costs, uneven regional readiness, and the abrupt nature of cutoffs, which temporarily disrupted service for unprepared households reliant on antennas, underscoring the causal trade-offs between technological advancement and short-term disruption.

Technological Foundations

Analog versus Digital Signal Characteristics

Analog television signals transmit information via continuous variations in the amplitude, frequency, or phase of an electromagnetic , directly representing audio and video waveforms without . In standards such as , video modulation employs with a vestigial in a 6 MHz channel bandwidth, while audio uses offset by 4.5 MHz from the video carrier. These signals are highly susceptible to , interference, and multipath distortion, as any added electromagnetic perturbations accumulate linearly with the signal, reducing the signal-to-noise ratio (SNR) and causing progressive degradation such as static, ghosting, or snowy visuals that intensify with distance or obstacles. In contrast, digital television signals encode audio and video as discrete streams (sequences of 0s and 1s), sampled and quantized from analog sources before modulation onto a carrier using techniques like 8-level vestigial (8VSB) in the ATSC standard, also within a 6 MHz channel. This digital representation enables (FEC) mechanisms, including Reed-Solomon block coding and trellis convolutional coding, which introduce redundancy to detect and repair bit errors up to a threshold, conferring high immunity to noise and interference. Consequently, digital reception exhibits a "": the output remains virtually error-free above a minimum SNR (typically around 15-20 dB for ATSC), but fails abruptly below it, yielding no usable picture or sound rather than gradual deterioration. A core advantage of digital signals lies in data compression, such as or later codecs for video and AC-3 for audio, which exploit redundancies to reduce bitrate requirements—enabling high-definition () content, multiple subchannels, or ancillary data within the same spectrum allocation that analog signals use for standard-definition only. This efficiency stems from source coding that removes perceptual irrelevancies, combined with channel coding for error resilience, allowing digital systems to achieve higher spectral utilization without proportional bandwidth expansion. Analog signals lack such compression, limiting capacity to one program per channel and rendering them inefficient for modern demands like or datacasting.

Key Standards and Transmission Technologies

The primary standards governing the digital television transition for terrestrial broadcasting are ATSC, , and ISDB-T, each optimized for specific regional spectrum allocations and transmission challenges. These standards facilitate the compression and delivery of , multiple channels, and ancillary data services within fixed bandwidth channels, replacing analog NTSC, PAL, or systems. The (ITU) recognized these as viable systems in Recommendation ITU-R BT.1306, allowing countries flexibility in selection based on technical and economic factors. ATSC (Advanced Television Systems Committee) standards, finalized in 1995, employ 8-VSB modulation for single-carrier terrestrial transmission in 6 MHz channels, supporting a maximum of 19.39 Mbps for services including HDTV at or resolutions. This system, adopted in the United States, , and parts of , prioritizes efficient use in urban environments but exhibits vulnerability to multipath interference without equalization enhancements. DVB-T (Digital Video Broadcasting - Terrestrial), developed by the European DVB Project and published as EN 300 744 in 1997, utilizes COFDM with either 1,705 (2K mode) or 6,817 (8K mode) subcarriers in 7 or 8 MHz channels, achieving data rates up to 24 Mbps depending on error correction and settings. Its multi-carrier approach provides inherent resilience to multipath fading and single-frequency network (SFN) capabilities, making it suitable for varied terrains and widely implemented in , , and . ISDB-T (Integrated Services Digital Broadcasting - Terrestrial), standardized by Japan's ARIB in 1999, incorporates OFDM modulation with 5,616 subcarriers in 6 MHz channels, featuring time-domain hierarchical transmission for layered services such as full HDTV, mobile TV (One-Seg), and data broadcasting. This enables graceful degradation and multimedia integration, influencing adoptions in Brazil, the Philippines, and Sri Lanka for its robustness in mobile and fixed reception. Other systems include China's DTMB, using time-domain synchronous OFDM (TDS-OFDM) in 8 MHz channels for similar capacities, but the core ITU-endorsed trio dominated global transitions due to interoperability and proven deployments. Transmission technologies emphasize (e.g., Reed-Solomon, convolutional or LDPC codes) and or later video compression to ensure reliable delivery over the air, with COFDM variants excelling in dynamic channel conditions compared to single-carrier methods.
StandardPrimary RegionsModulationChannel BandwidthKey Features
ATSC, 8-VSB6 MHzHigh data rate in fixed channels; requires trellis coding for error resilience
, COFDM7/8 MHzMultipath resistance; SFN support
ISDB-T, OFDM (hierarchical)6 MHzMobile/handheld layers; integrated data services

Required Infrastructure and Equipment

Broadcasters undertaking the digital television transition were required to upgrade transmission infrastructure to support digital modulation and multiplexing. This typically involved installing video and audio encoders compliant with compression standards such as MPEG-2 for initial deployments, followed by statistical multiplexers to allocate bandwidth dynamically among multiple program streams within a single channel's transport stream. Modulators then applied region-specific schemes, including 8-level vestigial sideband (8VSB) for ATSC systems in the United States or coded orthogonal frequency-division multiplexing (COFDM) for DVB-T and ISDB-T systems elsewhere, before feeding into high-power amplifiers and transmitters designed for digital signals' stringent linearity requirements to minimize intermodulation distortion. During simulcast periods, stations maintained parallel analog and digital chains, often necessitating separate facilities or dual-output exciters until analog cessation, as mandated by regulators like the FCC for full-power U.S. stations by June 13, 2009. Antenna and tower infrastructure generally leveraged existing sites but required adaptations for digital characteristics, such as retuning for UHF-centric allocations post-transition and enhancements for single-frequency networks (SFNs) in standards like , where GPS-synchronized timing ensured phase alignment across transmitters to mitigate self-interference. Digital signals' susceptibility to multipath fading and the "digital cliff" effect—abrupt failure beyond a sharp signal threshold—sometimes prompted auxiliary translators or increased (ERP) to match or exceed analog coverage, with ITU planning criteria specifying minimum field strengths of 50-60 dBμV/m for reliable reception depending on terrain. Consumer-side equipment focused on decoding and display compatibility. Terrestrial reception demanded antennas optimized for VHF/UHF bands, often directional or high-gain models to overcome digital signals' narrower compared to analog's graceful degradation. Pre-transition analog televisions required external converter boxes with integrated tuners to digital transport streams and output analog video/audio via RF or composite connections, as provided in U.S. subsidy programs distributing over 64 million $40 coupons by 2009. Post-transition, televisions and set-top receivers incorporated native digital tuners per regional standards—e.g., ATSC for , DVB-T/T2 for —supporting features like electronic program guides and multiple subchannels, with minimum specifications including QAM and error correction via Reed-Solomon coding. Cable and satellite distribution, while unaffected by terrestrial mandates, increasingly adopted digital headends for unified processing.

Motivations for Transition

Spectrum Efficiency and Reallocation Benefits

The transition from analog to digital terrestrial television broadcasting markedly improves spectrum efficiency through advanced compression algorithms, such as or later standards like H.264/AVC, combined with digital modulation techniques including (OFDM) in systems like or 8-vestigial sideband () in ATSC. Analog systems, exemplified by NTSC's allocation of a full 6 MHz channel for one standard-definition signal with inherent inefficiencies in signal representation, contrast sharply with digital's capacity to deliver one high-definition channel or several standard-definition channels within equivalent bandwidth, yielding spectral efficiencies of 6 to 8 times greater depending on configuration and content. This efficiency stems from digital's ability to pack more bits per hertz via error correction and multiplexing, reducing wasted capacity on noise and guard bands prevalent in analog transmission. A core outcome of this efficiency is the "digital dividend," the reallocation of previously occupied UHF spectrum after analog shutdown, as digital multiplexing consolidates multiple analog channels into fewer, higher-capacity digital ones. , the June 12, 2009, full-power analog switch-off recovered 108 MHz (channels 52–69 in the 700 MHz band), enabling reassignment for nationwide public safety broadband networks and commercial wireless services, with auctions yielding over $19 billion in federal revenue to fund deficit reduction and other priorities. Internationally, the ITU's coordination under the Regional Radiocommunication Conference framework identified a harmonized 694–790 MHz band (96 MHz or eight 8 MHz channels) in 1 for mobile broadband reuse post-transition, facilitating LTE deployment and enhancing wireless capacity for data-intensive applications amid surging mobile traffic demands. Reallocation benefits extend to economic and societal gains, as repurposed spectrum supports higher-value uses like mobile internet, where demand elasticity drives productivity; for instance, the digital dividend's assignment to cellular networks has underpinned expansion, with studies attributing measurable GDP contributions from improved connectivity in transitioned regions. This shift prioritizes spectrum's , favoring flexible, high-throughput services over rigid allocations, though it necessitates careful interference between incumbent TV and new licensees.

Enhancements in Quality, Capacity, and Features

Digital television signals deliver superior picture quality compared to analog broadcasts by eliminating common artifacts such as snow, ghosting, and interference, ensuring a consistent high-fidelity image within the service area that degrades abruptly rather than gradually. (HDTV) formats provide up to six times more pictorial data and twice the resolution of standard analog signals, supporting 16:9 aspect ratios for more immersive viewing. Audio enhancements include CD-quality sound with up to five discrete channels, often featuring for richer auditory experiences. In terms of capacity, digital multiplexing enables broadcasters to transmit multiple standard-definition channels—typically four to six—within the same 6 MHz spectrum allocation previously used for a single analog channel, vastly increasing programming availability without requiring additional bandwidth. This efficiency stems from advanced compression techniques, allowing stations to offer high-definition alongside standard-definition subchannels, as demonstrated by early adopters like in , which multicast HDTV with additional news and sports feeds. Overall, the transition yields a higher number of programs per spectrum unit, with global analyses confirming digital terrestrial systems' ability to support more services in fixed bandwidth. New features enabled by include interactive data services such as electronic program guides, weather updates, and emergency alerts, which can overlay or accompany video streams for real-time information like stock prices or public safety notifications. Broadcasters can deliver ancillary content including foreign-language programming on over 90 stations, video-on-demand, and subscription-based services, fostering revenue through diverse offerings like and computer-interoperable data. These capabilities, supported by progressive scanning and square pixels, extend to enhanced features and integration with other , marking a shift from passive viewing to multifaceted content delivery.

Policy and Economic Imperatives

Governments mandated the transition from analog to primarily to exploit the of digital signals, which require less bandwidth to deliver equivalent or superior service coverage compared to analog systems, thereby enabling the reallocation of freed spectrum—known as the "digital dividend"—to high-demand wireless applications such as and public safety communications. In the United States, the (FCC) reallocated the 698-746 MHz band (formerly television channels 52-59) following the digital switchover, prioritizing its use for advanced wireless services to address growing data demands. This policy was codified in the Deficit Reduction Act of 2005, which set a deadline for full-power broadcasters to cease analog transmissions by February 17, 2009 (later extended to June 12), with the explicit goal of vacating spectrum for auction and reassignment to enhance national broadband infrastructure and emergency response capabilities. Economically, the transition facilitated substantial through auctions, underscoring the commercial value of repurposed frequencies amid surging for mobile services driven by smartphones and proliferation. The 2008 FCC auction of the 700 MHz band in the United States, enabled by the digital dividend, generated approximately $19.9 billion, funding deficit reduction and investments. In , similar reallocations in the 790-862 MHz band (the "second digital dividend") were projected to yield billions in auction proceeds across member states, with anticipating 2-2.4 billion euros and 12-16 billion euros for roughly 70 MHz of , reflecting its potential to stimulate via expanded access and gains estimated at up to 0.5% of GDP in some analyses. These imperatives were amplified by the recognition that analog hoarding constrained in data-intensive sectors, where reallocation could unlock industry revenues and consumer benefits exceeding those of continued television exclusivity.

Historical Timeline and International Agreements

Early Developments and Experiments

The transition to digital television emerged from mid-1980s research into advanced television systems, particularly high-definition television (HDTV), where digital encoding demonstrated superior compression efficiency, noise resilience, and capacity for multiple channels compared to analog methods. Initial experiments focused on laboratory simulations and prototype transmissions to test digital modulation techniques like quadrature amplitude modulation (QAM) and orthogonal frequency-division multiplexing (OFDM), addressing bandwidth limitations of analog signals. In the United States, the (FCC) launched its inquiry into advanced television in July 1987, forming the Advisory Committee on Advanced Television Service (ACATS) later that year to assess competing proposals, initially dominated by analog HDTV systems from and . ACATS conducted rigorous laboratory and field tests on over 20 systems through the early , revealing digital formats' advantages in and data services, which prompted a shift to all-digital standards; this culminated in the 1993 Grand Alliance collaboration among U.S. firms like , , and MIT, yielding the ATSC framework. Japan's began digital terrestrial broadcasting experiments in the late , building on analog Hi-Vision HDTV trials from satellite tests; computational simulations evaluated OFDM for mobile reception, with hardware developed by 1990 under the framework to enable layered transmission for fixed, portable, and mobile devices. These efforts emphasized earthquake-prone terrain resilience and integrated services like data multiplexing. Europe's early digital initiatives coalesced in the 1993 formation of the DVB Project, an industry consortium that prioritized satellite delivery; DVB-S specifications, using QPSK modulation and compression, were finalized in 1994, enabling France's Canal+ to launch Europe's first digital satellite TV service in spring 1995 with encrypted pay channels. Terrestrial experiments followed, adapting similar coding for over-the-air trials amid fragmented national analog standards. Parallel experiments occurred elsewhere, such as Canada's trials in 1992, which compressed for distribution, foreshadowing multichannel direct-to-home services and influencing North American compression standards. These pre-1995 efforts laid groundwork for global standards but highlighted challenges like and receiver costs, with digital's error-correction benefits proven in noisy environments yet requiring substantial validation.

Major Global Agreements and Deadlines

The GE06 Agreement, adopted at the (ITU) Regional Radiocommunication Conference (RRC-06) in from May 15 to June 16, 2006, established the primary international framework for coordinating the transition to in ITU Region 1, which includes , , the , and . This agreement planned frequency allotments for services while permitting coexistence of analogue and digital transmissions during a defined transition period starting June 17, 2006, and ending June 17, 2015. Post-transition, signatories could terminate analogue broadcasts and repurpose the released spectrum—termed the digital dividend—for alternative uses such as mobile services in the 790–862 MHz band. The GE06 framework emphasized interference-free digital deployment through harmonized channel arrangements and power limits, with exceptions allowing extended analogue use in VHF Band I for 34 countries until later dates. Compliance timelines diverged significantly: most European countries achieved full switchover between 2008 and 2015, exemplified by Germany's completion on December 31, 2012, whereas many African nations postponed analogue shutdowns beyond 2015 due to limited infrastructure and funding, leading to voluntary extensions under ITU coordination. Outside Region 1, no comparable multilateral deadlines bound transitions. In ITU Region 2 (), national mandates prevailed, such as the ' requirement for full-power stations to cease analogue on June 12, 2009, following the Deficit Reduction Act of 2005. Region 3 () relied on ITU recommendations like those in Report ITU-R BT.2140 for planning criteria, but switchover dates remained sovereign decisions, with examples including Japan's ISDB-T rollout completing in 2011 and China's DTMB transition by 2015. World Radiocommunication Conferences, such as WRC-07, supported the process by identifying digital dividend spectrum globally but deferred enforcement to individual states. The ITU's 2008 roadmap further guided countries toward efficient analogue-to-digital migration, prioritizing spectrum reallocation without imposing universal timelines.

Initial Rollouts and Delays

The initiated regular (DTT) broadcasting on 15 November 1998, following trial operations in autumn 1997, positioning it among the earliest nations to deploy operational DTT services alongside subscription-based platforms like ONdigital. The also commenced digital over-the-air broadcasts in 1998, mandating major stations to analog and digital signals under the to facilitate a gradual transition. followed with initial on-air tests in August 2000 and mobile trials during the Sydney Olympics in September 2000, leading to broader rollout planning. These early efforts emphasized spectrum-efficient standards like in and ATSC in , though full analog switch-off remained years away due to and hurdles. The Netherlands achieved the first nationwide full switchover to , terminating analog signals on the night of 10-11 December 2006 after phased regional implementations starting in 2003. Other pioneers, such as (first city-wide analog shutdown on 3 August 2003) and (national completion on 1 September 2006), demonstrated feasibility in dense urban settings but highlighted coordination challenges across regions. Early rollouts often prioritized major markets, with coverage expanding incrementally; for instance, the UK's Freeview service launched in 2002 to boost digital penetration post-initial subscription model failures. Delays plagued many initial transitions due to low digital receiver penetration, high equipment costs, and uneven broadcaster readiness. In the , the statutory deadline of 31 December 2006—tied to auctioning freed —was postponed multiple times, ultimately to 17 February 2009, amid concerns over 20 million households lacking digital capability or converter boxes, prompting a $40 program that proved insufficient. The UK's switchover, trialed in 2005, was deferred from earlier targets to a 2007-2012 nationwide schedule to ensure 95% household readiness. extended its process from initial 2008-2010 goals to December 2013, citing rural coverage gaps and needs for set-top boxes. These postponements underscored causal factors like consumer inertia and the digital cliff—abrupt signal loss without gradual degradation—necessitating subsidies and public awareness campaigns, though they allowed reallocation benefits to materialize later.

Global Implementation Overview

Completed Transitions by Region

In , the transition to was prioritized through regional coordination, with the recommending completion by 2012 to facilitate spectrum harmonization. became the first country to fully switch off analog signals in September 2006, followed by phased completions across the continent, including the on October 24, 2012, and on the same date. By mid-2015, nearly all European nations had terminated analog broadcasting, with achieving full digitalization as one of the later adopters. This widespread completion enabled efficient spectrum reallocation for mobile networks, covering over 95% of households with digital signals by the early . In , the mandated the cessation of analog over-the-air broadcasts for full-power stations on June 12, 2009, following a delay from to address converter box shortages and public awareness campaigns that reached 90% household preparedness. implemented a nationwide analog switch-off on August 31, 2011, targeting remote and urban areas alike to achieve 100% digital coverage. completed its transition on December 31, 2015, after a multi-year rollout that included subsidies for set-top boxes in low-income regions, resulting in digital penetration exceeding 80% of TV households. These efforts freed up UHF spectrum for public safety communications and . Asia saw varied timelines, with executing the largest synchronized analog shutdown on July 24, 2011, affecting 13.2 million households and utilizing ISDB-T standards for earthquake-resistant transmission. finalized its switch-off on December 31, 2013, integrating digital services with high-definition content for 99% population coverage. In the Asia-Pacific subregion, completed phased transitions by December 10, 2013, while achieved full analog termination by November 2, 2022, despite logistical challenges in archipelago-wide signal distribution. These completions supported HD broadcasting and mobile TV trials, with over 90% digital adoption in urban areas post-switch-off. In , completions have been more disparate but accelerating, with terminating analog signals on March 14, 2015, after a 2009 pilot that prioritized for efficient spectrum use in rural zones. completed its transition in 2022, adopting Japanese ISDB-T standards to enable mobile reception and covering 95% of the population. Other successes include , , , and , where switch-offs between 2015 and 2020 facilitated dividend spectrum for expansion, though uneven infrastructure limited full benefits in remote areas. As of 2023, these nations represent early African adopters amid continental pushes for digital inclusion.

Ongoing and Delayed Transitions

In , the transition to has faced protracted delays, primarily attributable to insufficient infrastructure investment, limited affordability of set-top boxes for low-income households, and inconsistent government prioritization amid competing fiscal demands. exemplifies this stagnation: despite an initial mandate for analogue switch-off by November 2011 under the (ITU) regional roadmap, the process remains incomplete as of October 2025, exceeding the deadline by 14 years due to repeated extensions, procurement disputes, and slow subsidy distribution for indigent viewers. The Department of Communications and Digital Technologies postponed the final switch-off to March 2025 to maximize household readiness, yet coverage testing and dual broadcasting persist without full analogue termination. Namibia's digital terrestrial rollout, initiated in 2016 with adoption, continues as ongoing per ITU assessments, hampered by rural coverage gaps and equipment deployment challenges, though the Namibia Broadcasting Corporation has signaled a potential pivot to direct-to-home platforms to bypass terrestrial limitations. Similar impediments affect other African nations, including funding shortfalls and low decoder penetration rates below 50% in many areas, perpetuating reliance on analogue signals despite ITU commitments for completion by 2015. In , the is advancing its analogue switch-off amid multiple deadline extensions from the original 2015 target, driven by spectrum reallocation needs for mobile broadband. The proposed terminating analogue transmissions in () within 12 months of an October 2025 circular's effectivity, allowing broadcaster-requested extensions while prioritizing urban penetration where digital adoption lags at approximately 40%. Some networks, such as , initiated partial analogue shutdowns on January 1, 2025, but nationwide completion remains deferred to 2026 or later for non-urban regions due to uneven infrastructure and consumer affordability barriers. Myanmar's transition, launched in 2013 with and MPEG-4 standards, targets full analogue cessation by 2025, but progress is stalled by political instability and incomplete transmitter deployments, leaving analogue dominant in rural areas despite urban digital pilots. These delays underscore broader causal factors in developing regions, including governance inefficiencies and economic constraints that prioritize short-term analogue continuity over long-term spectrum efficiency gains.

Regions with Minimal Progress or No Plans

In , the digital television transition remains stalled in numerous countries, with limited infrastructure deployment and negligible household adoption of digital set-top boxes or receivers. Economic constraints, including high costs of decoder subsidies and sparse , have impeded nationwide rollouts, leaving analog broadcasting as the primary mode for most populations. For instance, , despite initiating digital terrestrial television (DTT) trials in 2008 and multiple government mandates, has repeatedly deferred its analog switch-off; a planned deadline of 31 March 2025 was suspended by the Gauteng High Court in due to insufficient distribution of subsidized decoders to indigent households and unresolved coverage gaps. Similar patterns persist in countries like and , where DTT signals are confined to major cities, and no firm switch-off dates have been met, reflecting broader regional challenges in funding and technical capacity. In other African nations such as , , and , progress is minimal, with pilot projects dating back over a yielding little beyond urban test transmissions and no comprehensive migration strategy enforced. These countries often prioritize alternative broadcasting via satellite or mobile devices over terrestrial upgrades, given low population densities and competing infrastructure needs like expansion. The (ITU) reports no completed transitions or post-2020 switch-off dates for several such states, underscoring a de facto reliance on legacy analog systems without active plans for replacement. Across and the Pacific, isolated territories exhibit even less advancement. , for example, maintains a 2025 target for analog termination but has achieved only partial DTT coverage as of mid-2025, hampered by political instability and uneven equipment distribution. Pacific micro-states like lack any documented switch-off timeline, with terrestrial TV infrastructure virtually absent; broadcasting there depends on imported satellite feeds rather than local digital upgrades. similarly shows no established migration endpoint, where mountainous terrain and limit even basic analog expansion, let alone digital. In these areas, the absence of regulatory deadlines or international pressure has resulted in no proactive transition efforts, as digital efficiencies offer marginal benefits over analog for small audiences.

Challenges and Criticisms

Consumer Costs and Accessibility Issues

The transition to digital television imposed direct financial burdens on consumers, primarily through the need to purchase digital set-top boxes, adapters, or new televisions compatible with digital signals, as analog receivers became obsolete post-switchover. In the United States, where full-power analog ceased on June 12, 2009, an estimated 13 to 19 million households relied on over-the-air analog signals and required converter boxes costing $40 to $70 each to maintain access. These costs were exacerbated by retailer misinformation, leading some consumers to buy unnecessary equipment or pay premiums, with surveys indicating widespread confusion that inflated expenditures. Similar patterns emerged internationally; for instance, in developing countries, the relative expense of digital decoders—often 5-10% of average monthly income—hindered adoption, as documented in World Bank analyses of switchover programs in and , where subsidies covered only a fraction of hardware and installation needs. Government subsidy programs aimed to mitigate these costs but often fell short in scope and execution. The U.S. (NTIA) distributed $40 coupons redeemable toward converter boxes, authorizing up to two per household, yet demand outstripped supply by early 2009, leaving over 4 million eligible requests unfulfilled and forcing full out-of-pocket payments. In , countries like the provided targeted aid for vulnerable groups, but overall uptake lagged due to administrative hurdles, with only partial reimbursement for low-income households during the 2012 switchover. Internationally, (ITU) reports highlight that subsidies in low-resource nations, such as Kenya's 2015 transition, covered decoders for select populations but excluded rural or informal settlements, amplifying affordability gaps where equipment costs rivaled annual per capita TV-related spending. Critics, including consumer advocacy groups, argued these measures prioritized spectrum reallocation over equitable consumer support, resulting in uneven burden distribution. Accessibility challenges disproportionately affected low-income, elderly, rural, and disabled populations, who faced not only financial barriers but also technical and informational hurdles. For individuals with disabilities, the shift reduced reliance on simple analog tuners, introducing complex digital interfaces that impeded independent use, particularly for those with visual or cognitive impairments, as analog's straightforward reception required no additional decoding. Elderly users encountered user-interface difficulties, with studies noting higher error rates in navigating menus and signal setup compared to analog simplicity. Rural consumers often needed upgraded antennas to overcome the "digital cliff"—abrupt signal loss beyond a threshold absent in analog's graceful degradation—incurring extra costs of $20-100 per in regions like the U.S. Midwest. In developing contexts, such as , limited electricity and literacy compounded issues, with World Bank evaluations showing that without widespread subsidies or education campaigns, transition deadlines left marginalized groups without viable alternatives, exacerbating digital divides. While digital formats promised enhancements like better , implementation delays meant these benefits were unrealized for many during initial rollouts.

Technical Reception Problems and the Digital Cliff

The digital cliff refers to the abrupt loss of television signal in digital terrestrial broadcasting systems, where reception fails entirely once the signal strength falls below a critical threshold, unlike analog systems that degrade gradually into viewable but noisy images. This phenomenon arises because digital modulation schemes, such as used in the ATSC standard, require a higher for error-free decoding, resulting in a sharp cutoff rather than progressive impairment. In contrast, analog signals allowed partial usability even at marginal strengths, enabling viewers on the periphery of coverage areas to receive programming with interference like or ghosting. Technical reception problems during digital transitions were exacerbated by this cliff effect, particularly in areas with multipath interference, terrain obstructions, or distance from transmitters, where digital signals proved more vulnerable than their analog counterparts. Factors such as buildings, trees, weather conditions, and antenna misalignment could push signals below the decoding threshold, leading to , freezing, or complete blackout without warning. , the Federal Communications Commission's post-transition analysis of the June 12, 2009, switchover revealed that 26% of consumer inquiries involved difficulties receiving specific stations, often due to these environmental and equipment-related issues. Rural and fringe reception zones were disproportionately affected, as digital coverage contours sometimes failed to replicate analog footprints, with an FCC report identifying 401 stations predicted to lose 2% or more of their potential audience due to signal propagation differences. Additional challenges included the sensitivity of early digital tuners to VHF-band transmissions and mobile reception scenarios, where rapid movement amplified the cliff effect through Doppler shifts and fleeting multipath. Solutions proposed by regulators and broadcasters involved improved antenna designs, signal boosters, and transmitter adjustments, but inherent limitations of terrestrial digital standards like ATSC persisted, requiring consumers to optimize setups—such as elevating outdoor antennas—for reliable performance. In regions with delayed or incomplete transitions, similar issues have been documented, underscoring the need for robust planning to mitigate coverage gaps inherent to the shift from analog tolerance to digital precision.

Government Mandates and Regulatory Failures

In the United States, the (FCC) and established mandatory deadlines for the transition from analog to , culminating in the Digital Television Transition and Public Safety Act of 2005, which required full-power broadcasters to cease analog transmissions by February 17, 2009, to reclaim spectrum for public safety and . This mandate aimed to allocate 108 MHz of UHF spectrum for auction, but regulatory oversight faltered in ensuring broadcaster compliance and consumer readiness, with only partial digital replication mandated earlier, leading to simulcasting burdens without sufficient incentives for rapid adoption. Regulatory failures manifested in inadequate preparation and execution, as evidenced by the National Telecommunications and Information Administration's (NTIA) converter box program, which allocated $1.34 billion for $40 coupons but processed only 20 million requests amid overwhelming demand and distribution delays, leaving millions of over-the-air viewers at risk of signal loss. On February 17, 2009, when broadcasters shut off analog signals in 64 markets, an estimated 3 million households—about 2.5% of TV-viewing homes—experienced disruptions due to unawareness or equipment shortages, prompting President Obama to sign the Short-term Analog Flash and Emergency Readiness Act (DTV Delay Act) that day, delaying the nationwide cutoff to June 12 at an additional cost of $650 million to taxpayers for extended operations. Critics, including broadcasters, highlighted the FCC's fragmented enforcement and poor coordination with NTIA, which failed to mandate robust antenna compatibility testing or expand promptly, exacerbating the "digital cliff" where signals dropped abruptly rather than degrading gradually as in analog systems. Government mandates elsewhere echoed these shortcomings, prioritizing reallocation over practical implementation; for instance, in , the 2005-2012 transition faced delays in rural areas due to insufficient subsidies, resulting in uneven coverage and viewer complaints over regulatory assumptions of seamless uptake. Academic analyses have critiqued such top-down approaches as emblematic of broader regulatory overreach, where agencies underestimated transition costs—estimated at $1.5-2 billion for U.S. consumers in set-top boxes alone—and ignored market signals, leading to inefficient subsidies and postponed benefits like auctions that ultimately generated $19.6 billion in revenues but only after prolonged uncertainty. These lapses underscore a pattern where mandates, enforced without rigorous or contingency , amplified consumer burdens and eroded in regulatory efficacy.

Outcomes and Long-Term Impacts

Spectrum Reallocation and Auction Revenues

The transition from analog to freed substantial portions of the UHF band, particularly the "digital dividend" around 470–790 MHz, which was reallocated from to and other wireless services to accommodate growing demand for data-intensive applications. This reallocation, often termed the primary economic rationale for the transition in many countries, enabled governments to assign rights via competitive , prioritizing efficient use over legacy allocations. , the full transition on June 12, 2009, cleared 108 MHz in the 700 MHz band, with subsequent auctions directing proceeds toward public safety networks and federal deficit reduction. Auction revenues proved substantial, reflecting the high market value of low-band spectrum for and deployment. The U.S. (FCC) conducted Auction 73 in 2008 for the initial 700 MHz recovery, generating $19.1 billion in gross bids from 101 winning bidders for 1,090 licenses, though the D block for public-private partnership fell short of reserve and was later repurposed. A later broadcast incentive auction (Auctions 1001 and 1002), completed in 2017, incentivized 175 television stations to relinquish or share spectrum, yielding $19.8 billion overall—$10.05 billion to broadcasters and over $7 billion to the U.S. Treasury—while repurposing 84 MHz for . Approximately $2 billion from earlier proceeds funded the nationwide public safety broadband network under the Middle Class Tax Relief and Job Creation Act of 2012. In the , the digital switchover, completed in 2012, released the 800 MHz band (part of the digital dividend), which auctioned in 2013 alongside 2.6 GHz spectrum for services, raising £2.4 billion to support mobile network expansion while maintaining competitive market structure. Similar reallocations occurred globally; for instance, Australia's transition by 2013 freed spectrum in the 700 MHz band, auctioned for $1.3 billion AUD in 2013 to enhance rural broadband coverage. These auctions underscored spectrum's scarcity and value, with s often exceeding expectations but varying by market maturity and reserve pricing—though critics noted that over-reliance on maximization could prioritize fiscal gains over optimal allocation .

Effects on Broadcasting and Content Delivery

The digital television transition facilitated , enabling broadcasters to transmit multiple standard-definition (SD) channels or a combination of high-definition (HD) and SD streams within the same 6-8 MHz previously used for one analog channel, thereby expanding capacity by factors of 3 to 6 depending on compression and modulation standards. This technical shift, realized through standards like ATSC in the United States and in , allowed for more efficient spectrum use and the introduction of subchannels dedicated to , , or programming, though primary channels prioritized HD for competitive edge against cable providers. In the U.S., post-June 12, , full-power stations exploited this to offer an average of 4-5 channels per multiplex, increasing free over-the-air options but often filling subchannels with low-cost reruns or infomercials to monetize freed capacity. Content delivery evolved from analog's susceptibility to interference toward digital's error-corrected, compressed signals, supporting higher video quality (up to or HD) and ancillary data services like , electronic program guides, and interactive elements, which enhanced viewer engagement without proportional infrastructure costs. Broadcasters reported operational efficiencies, with shared reducing per-channel transmission expenses, as seen in European models where digital platforms consolidated feeds for multiple outlets. However, the transition did not reverse structural declines; Nielsen data from the U.S. switchover indicated no significant change in total television viewing hours, as audiences migrated to multichannel cable and emerging platforms, underscoring broadcasting's vulnerability to non-terrestrial delivery alternatives. Regulatory mandates compelled upgrades, including transmitter replacements and antenna optimizations, costing broadcasters billions globally—estimated at $1.5-2 billion in the U.S. alone—but yielding long-term savings through digital compression efficiencies that lowered bandwidth needs for equivalent quality. Content strategies adapted by emphasizing HD primetime to retain advertisers, yet subchannel proliferation diluted audience fragmentation, with metrics showing primary channels retaining 80-90% of multiplex viewership in early post-transition years. Overall, while the shift augmented delivery options and technical resilience, it amplified competitive pressures, prompting some broadcasters to pivot toward hybrid models integrating online streaming for on-demand access, though terrestrial remained dominant for live events and in spectrum-constrained regions.

Broader Economic and Societal Consequences

The transition to digital television generated substantial economic revenues through spectrum reallocation, particularly in developed nations where auctions of freed frequencies funded public initiatives and deficit reduction. In the United States, the 2017 broadcast incentive auction, enabled by the digital transition, raised $19.8 billion, with proceeds supporting repacking of broadcast channels and expansion. Earlier auctions of the 700 MHz band, vacated post-transition, contributed approximately $19 billion to federal coffers by 2009, enhancing by repurposing underutilized airwaves for higher-value mobile services. However, these gains were offset by direct costs to consumers, including converter box purchases estimated at $60 to $100 per unit, prompting a $1.5 billion federal subsidy program for low-income households. Broadcasters benefited from improved transmission efficiency, allowing of multiple standard-definition channels within the same footprint previously occupied by a single , reducing operational costs over time. Societally, the switchover exacerbated the , disproportionately affecting low-income, elderly, and rural populations unable to upgrade equipment or access subsidies, potentially isolating millions from free over-the-air content essential for information and emergency alerts. In the U.S., pre-transition surveys indicated up to 20 million households risked signal loss without intervention, underscoring equity concerns in mandated technological shifts. Environmentally, the transition contributed to surges, with millions of discarded cathode-ray tube televisions heading to landfills or informal abroad, raising toxic disposal risks in regions like and lacking stringent regulations. Despite these drawbacks, enhanced societal resilience through superior signal reliability and freed spectrum for public safety networks, enabling more robust nationwide emergency communications. Long-term consequences include accelerated convergence of with , fostering in content delivery but widening global disparities, as delayed transitions in developing regions perpetuate analog reliance and limit access to high-definition programming and diverse channels. Empirical data from post-transition analyses show minimal disruption to overall viewership, with digital households maintaining similar consumption patterns while gaining ancillary benefits like interactive services. Nonetheless, the policy's emphasis on over universal highlights trade-offs, where dividends prioritized commercial mobile expansion over mitigating exclusion for non-adopters.

References

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