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High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite, cable and IPTV.
High-definition television ( HDTV) describes a television or video system which provides a substantially higher image resolution than the previous generation of technologies. The term has been used since at least 1933; [1] in more recent times, it refers to the generation following standard-definition television (SDTV).
Wikipedia's list of medical abbreviations provides a comprehensive guide to Latin abbreviations used in the medical field.
High-definition video ( HD video) is video of higher resolution and quality than standard-definition. While there is no standardized meaning for high-definition, generally any video image with considerably more than 480 vertical scan lines (North America) or 576 vertical lines (Europe) is considered high-definition. [citation needed] 480 scan ...
The Consumer Electronics Association announced on October 17, 2012, that "Ultra High Definition", or "Ultra HD", would be used for displays that have an aspect ratio of 16:9 or wider and at least one digital input capable of carrying and presenting native video at a minimum resolution of 3840 × 2160.
SD simulcast of Ten HD. Replaced by One SD in 2009. SBS World News Channel: 32 12 June 2002 1 June 2009 Broadcast on LCN 33 until 29 January 2009. Replaced by SBS Two (now SBS Viceland). One SD: 12 26 March 2009 15 December 2010 SD simulcast of One HD (now One). Replaced by a HD simulcast of One HD (previously on LCN 11, replaced by Eleven). 3D ...
Optical discs. The high-definition optical disc format war was a market competition between the Blu-ray and HD DVD optical disc standards for storing high-definition video and audio; it took place between 2006 and 2008 and was won by Blu-ray Disc. [1]
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