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List of teletext services. Teletext (or "broadcast teletext") is a television information retrieval service developed in the United Kingdom in the early 1970s. It offers a range of text-based information, typically including national, international and sporting news, weather and TV schedules.
Teletext is a means of sending text and simple geometric shapes to a properly equipped television screen by use of one of the "vertical blanking interval" lines that together form the dark band dividing pictures horizontally on the television screen. [19][20] Transmitting and displaying subtitles was relatively easy.
Founded. 1 January 1993. (1993-01-01) Defunct. 21 June 2010. (2010-06-21) Headquarters. London, United Kingdom. Teletext Ltd was the provider of teletext and digital interactive services for ITV, Channel 4 and Channel 5 in the United Kingdom.
Ceefax (/ ˈ s iː f æ k s /) was the world's first teletext information service and a forerunner to the current BBC Red Button service. Ceefax was started by the BBC in 1974 and ended, after 38 years of broadcasting, at 23:32:19 BST (11:32 PM BST) on 23 October 2012, in line with the digital switchover being completed in Northern Ireland.
Initially, the NBC Teletext was composed of a 50-page magazine, with the index page listing the following topics: Newsfront, Weather, Sports, Money, People, Your Body, Living, Your Stars, On the Soaps, Fun & Games, Kid's Korner, Partners, Credits. [9] Graphics were reasonably detailed, allowing a detailed rendition of weather maps or movie posters.
World System Teletext ( WST) is the name of a standard for encoding and displaying teletext information, which is used as the standard for teletext throughout Europe today. It was adopted into the international standard CCIR 653 (now ITU-R BT.653) of 1986 as CCIR Teletext System B. [1]
BBC Text originally launched on digital terrestrial services on 23 September 1999, and was later introduced on satellite and cable platforms. In the first phase, the service was created using content migrated from the existing analogue teletext service, Ceefax.
MediaCorp Teletext was a Singaporean teletext information service provided by MediaCorp.It was carried on MediaCorp's Channel 5, Channel 8 and Channel NewsAsia.On top of the standard information carried by most teletext providers, it also carried information unique to Singapore, such as COE and ERP rates, announcements from selected ministries in Singapore and lottery results.