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  2. High-definition video - Wikipedia

    en.wikipedia.org/wiki/High-definition_video

    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 ...

  3. High-definition television in the United States - Wikipedia

    en.wikipedia.org/wiki/High-definition_television...

    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.

  4. High-definition television - Wikipedia

    en.wikipedia.org/wiki/High-definition_television

    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).

  5. List of streaming media services - Wikipedia

    en.wikipedia.org/wiki/List_of_streaming_media...

    Popular examples of streaming services include Netflix, Spotify, and YouTube . An over-the-top media service (OTT) is a streaming media service offered directly to viewers via the Internet. OTT bypasses cable, broadcast, and satellite television platforms, the companies that traditionally act as controllers or distributors of such content.

  6. 4K resolution - Wikipedia

    en.wikipedia.org/wiki/4K_resolution

    4K resolution refers to a horizontal display resolution of approximately 4,000 pixels. [ 1] Digital television and digital cinematography commonly use several different 4K resolutions. In television and consumer media, 3840 × 2160 ( 4K UHD) with a 16:9 aspect ratio is the dominant 4K standard, whereas the movie projection industry uses 4096 × ...

  7. List of online video platforms - Wikipedia

    en.wikipedia.org/wiki/List_of_online_video_platforms

    Online video platforms allow users to upload, share videos or live stream their own videos to the Internet. These can either be for the general public to watch, or particular users on a shared network. The most popular video hosting website is YouTube, 2 billion active until October 2020 and the most extensive catalog of online videos. [1]

  8. Ultra-high-definition television - Wikipedia

    en.wikipedia.org/wiki/Ultra-high-definition...

    Ultra-high-definition television (also known as Ultra HD television, Ultra HD, UHDTV, UHD and Super Hi-Vision) today includes 4K UHD and 8K UHD, which are two digital video formats with an aspect ratio of 16:9. These were first proposed by NHK Science & Technology Research Laboratories and later defined and approved by the International ...

  9. Streaming television - Wikipedia

    en.wikipedia.org/wiki/Streaming_television

    Streaming television is the digital distribution of television content, such as television series and films, streamed over the Internet. [1] Standing in contrast to dedicated terrestrial television delivered by over-the-air aerial systems, cable television, and/or satellite television systems, [2] streaming television is provided as over-the-top media (OTT), [3] or as Internet Protocol ...

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