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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.
The term has been used since at least 1933; [1] in more recent times, it refers to the generation following standard-definition television (SDTV). It is currently the standard video format used in most broadcasts: terrestrial broadcast television, cable television, satellite television .
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 ...
High-definition broadcasts are available on satellite services: Freesat, Freesat from Sky and Sky; cable services Smallworld Cable and Virgin TV and terrestrial Freeview HD.
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Metropolitan Opera Live in HD (also known as The Met: Live in HD) is a series of live opera performances transmitted in high-definition video via satellite from the Metropolitan Opera in New York City to select venues, primarily movie theaters, in the United States and other parts of the world.
Streaming media. 9Now. 9Gem is an Australian free-to-air digital television multichannel, launched by the Nine Network in September 2010. [1] The channel provides general entertainment and movie programming, from which the original name "GEM" is derived.
HD-MAC. HD-MAC was a proposed television standard by the European Commission in 1986 (MAC standard). It was an early attempt by the EEC to provide HDTV in Europe. It was a complex mix of analog signal ( Multiplexed Analog Components) multiplexed with digital sound. The video signal (1,250 (1,152 visible) lines/50 frames in 16:9 aspect ratio ...
HDNet Movies is an American digital cable and satellite television network owned and operated by HDNet LLC, operating as a subsidiary of AXS TV LLC. Launched by founder Mark Cuban in January 2003 as a spin-off of HDNet (now AXS TV), the network features theatrically released films and documentaries, which are presented in high definition and without commercial interruption or editing for content.