Teletext: Difference between revisions
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Teletext / Videotext is an information retrieval service provided by television broadcast companies mostly in Europe. |
Teletext / Videotext is an information retrieval service provided by television broadcast companies mostly in Europe. |
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[[Teletext|Teletext / Videotext]] is popular in Europe and provides both informational pages and captions or subtitles to television programs. In 1992, teletext was provided in 18 countries. |
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==Digital television (DTV) == |
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====DVB==== |
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The European standards [http://www.etsi.org ETSI EN 300 472] "Specification for conveying ITU-R System B Teletext in DVB bitstreams" and [http://www.etsi.org ETSI EN 301 775] "Specification for the carriage of Vertical Blanking Information (VBI) data in DVB bitstreams". |
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The DVB standard transmits sliced VBI data in a separate elementary stream. |
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==Also See== |
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* [[Text Capture]] |
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==External Links== |
==External Links== |
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Revision as of 17:59, 15 October 2011
Teletext / Videotext is an information retrieval service provided by television broadcast companies mostly in Europe.
Teletext / Videotext is popular in Europe and provides both informational pages and captions or subtitles to television programs. In 1992, teletext was provided in 18 countries.
Digital television (DTV)
DVB
The European standards ETSI EN 300 472 "Specification for conveying ITU-R System B Teletext in DVB bitstreams" and ETSI EN 301 775 "Specification for the carriage of Vertical Blanking Information (VBI) data in DVB bitstreams".
The DVB standard transmits sliced VBI data in a separate elementary stream.
Also See
External Links
- Wikipedia's Teletext article contains general information on Teletext
- Videotext: an alternate name