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  2. 720p - Wikipedia

    en.wikipedia.org/wiki/720p

    720p (720 lines progressive) is a progressive HD signal format with 720 horizontal lines/1280 columns and an aspect ratio (AR) of 16:9, normally known as widescreen HD (1.78:1). All major HD broadcasting standards (such as SMPTE 292M) include a 720p format, which has a resolution of 1280×720p. The number 720 stands for the 720 horizontal scan ...

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

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

    720p Sports beIN Sports en Español: Sports – Spanish BET: March 23, 2011: 1080i Entertainment BET Her: Big Ten Network: 2009: 720p Sports - College Bloomberg TV: May 9, 2011: 1080i News Boomerang (TV network) March 4, 2019: 720p Family Bravo: 2007: 1080i Lifestyle Cars.TV: May 2009: Sports Cartoon Network: October 15, 2007: Pillarbox (2007 ...

  4. List of common display resolutions - Wikipedia

    en.wikipedia.org/wiki/List_of_common_display...

    16:9. 8,294,400. 7680 × 4320. 8K UHDTV. 4320p. 33,177,600. Many of these resolutions are also used for video files that are not broadcast. These may also use other aspect ratios by cropping otherwise black bars at the top and bottom which result from cinema aspect ratios greater than 16∶9, such as 1.85 or 2.35 through 2.40 (dubbed ...

  5. Test card - Wikipedia

    en.wikipedia.org/wiki/Test_card

    Test card. SMPTE color bars: common NTSC test pattern. PM5544: common PAL test pattern. EBU colour bars (4:3) A test card, also known as a test pattern or start-up/closedown test, is a television test signal, typically broadcast at times when the transmitter is active but no program is being broadcast (often at sign-on and sign-off). [1]

  6. Standard-definition television - Wikipedia

    en.wikipedia.org/wiki/Standard-definition_television

    Standard-definition television. Standard-definition television (SDTV; also standard definition or SD) is a television system that uses a resolution that is not considered to be either high or enhanced definition. [1] Standard refers to offering a similar resolution to the analog broadcast systems used when it was introduced. [1][2]

  7. Aspect ratio (image) - Wikipedia

    en.wikipedia.org/wiki/Aspect_ratio_(image)

    but is displayed on a 4:3 display (DAR = 4:3), so by this formula it would have a PAR of (4:3)/(5:4) = 16:15. However, because standard definition digital video was originally based on digitally sampling analog television, the 720 horizontal pixels actually capture a slightly wider image to avoid loss of the original analog picture.

  8. Philips circle pattern - Wikipedia

    en.wikipedia.org/wiki/Philips_circle_pattern

    The Philips circle pattern (also referred to as the Philips pattern or PTV Circle pattern) refers to a family of related electronically generated complex television station colour test cards. The content and layout of the original colour circle pattern was designed by Danish engineer Finn Hendil [da] (1939–2011) [1] in the Philips TV & Test ...

  9. This TV - Wikipedia

    en.wikipedia.org/wiki/This_TV

    Launched. November 1, 2008. (2008-11-01) Closed. May 31, 2024. (2024-05-31) This TV (also known as This TV Network and alternately stylized as thisTV) was an American free-to-air television network owned by Allen Media Broadcast Networks, LLC, part of the Allen Media Group division of Entertainment Studios. Originally formed in 2008 as a joint ...

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