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  2. Digital television in the United States - Wikipedia

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

    Digital television sets (equipped with ATSC tuners) are often capable of viewing a baseline set of unencrypted digital programming, known as basic cable or low-tier channels, which typically include local network television affiliates. According to FCC regulations, television providers must provide "separable security" for accessing encrypted ...

  3. Digital television - Wikipedia

    en.wikipedia.org/wiki/Digital_television

    Digital television ( DTV) is the transmission of television signals using digital encoding, in contrast to the earlier analog television technology which used analog signals. At the time of its development it was considered an innovative advancement and represented the first significant evolution in television technology since color television ...

  4. List of smart TV platforms - Wikipedia

    en.wikipedia.org/wiki/List_of_smart_TV_platforms

    For TV sets. Western Digital: WD TV: For WD TV boxes. Westinghouse: Android TV: For TV sets. Fire TV: For TV sets. Roku OS: For TV sets sold in the US, Canada and elsewhere. Samba TV: Former solution for TV sets. Xiaomi: PatchWall based on Android: For TV sets in mainland China, India, Indonesia Android TV

  5. High-definition television - Wikipedia

    en.wikipedia.org/wiki/High-definition_television

    The British high-definition TV service started trials in August 1936 and a regular service on 2 November 1936 using both the (mechanical) Baird 240 line sequential scan (later referred to as progressive) and the (electronic) Marconi-EMI 405 line interlaced systems. The Baird system was discontinued in February 1937. [6]

  6. Digital television transition in the United States - Wikipedia

    en.wikipedia.org/wiki/Digital_television...

    The digital transition in the United States was the switchover from analog to exclusively digital broadcasting of terrestrial television programming. According to David Rehr, then president and CEO of the National Association of Broadcasters, this transition represented "the most significant advancement of television technology since color TV was introduced."

  7. Cable television in the United States - Wikipedia

    en.wikipedia.org/wiki/Cable_television_in_the...

    Cable television first became available in the United States in 1948. [1] By 1989, 53 million U.S. households received cable television subscriptions, [2] with 60 percent of all U.S. households doing so in 1992. [3] Most cable viewers in the U.S. reside in the suburbs and tend to be middle class; [4] cable television is less common in low ...

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