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  2. MythTV - Wikipedia

    en.wikipedia.org/wiki/MythTV

    MythTV is a free and open-source home entertainment application with a simplified "10-foot user interface" design for the living room TV.It turns a computer with the necessary hardware into a network streaming [1] digital video recorder, a digital multimedia home entertainment system, or home theater personal computer. [2]

  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. Rec. 709 - Wikipedia

    en.wikipedia.org/wiki/Rec._709

    ITU-R Recommendation 709, usually abbreviated Rec. 709, BT.709, or ITU-R 709, is a standard developed by the Radiocommunication Sector of the International Telecommunication Union (ITU-R) for image encoding and signal characteristics of high-definition television (HDTV). [3]

  5. High-definition television - Wikipedia

    en.wikipedia.org/wiki/High-definition_television

    HDTV can be recorded to D-VHS (Digital-VHS or Data-VHS), W-VHS (analog only), to an HDTV-capable digital video recorder (for example DirecTV's high-definition digital video recorder, Sky HD's set-top box, Dish Network's VIP 622 or VIP 722 high-definition digital video recorder receivers (these set-top boxes allow for HD on the Primary TV and SD ...

  6. Digital television - Wikipedia

    en.wikipedia.org/wiki/Digital_television

    A broadcaster may opt to use a standard-definition (SDTV) digital signal instead of an HDTV signal, because current convention allows the bandwidth of a DTV channel (or "multiplex") to be subdivided into multiple digital subchannels, (similar to what most FM radio stations offer with HD Radio), providing multiple feeds of entirely different ...

  7. Ultra-high-definition television - Wikipedia

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

    The channel "France TV Sport Ultra HD" was available via the Fransat platform for viewers in France. [170] In May 2015, satellite operator SES announced that Europe's first free-to-air Ultra HD channel (from Germany's pearl.tv shopping channel) would launch in September 2015, broadcast in native Ultra HD via the Astra 19.2°E satellite position ...

  8. Digital television in the United States - Wikipedia

    en.wikipedia.org/wiki/Digital_television_in_the...

    The five main ATSC formats of DTV currently [when?] broadcast in the U.S. are: . Standard definition—480i, to maintain compatibility with existing NTSC sets when a digital television broadcast is converted back to an analog one [citation needed] —either by a converter box or a cable/satellite operator's proprietary equipment

  9. 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.