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2. Ultra-high-definition television - Wikipedia

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

   On June 26, 2013, Sharp announced the LC-70UD1U, which is a 70 in (180 cm) 4K Ultra HD TV. [134] [135] The LC-70UD1U is the world's first TV with THX 4K certification. [134] [135] On July 2, 2013, Jimmy Kimmel Live! recorded in 4K Ultra HD a performance by musical guest Karmin, and the video clip was used as demonstration material at Sony ...

3. Optimum HDTV viewing distance - Wikipedia

   en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

   [11] [48] [49] [50] Assuming display is flat, with 1 arcminute as the constraint for seeing critical detail, in order not to miss any detail a viewer would need to be situated at a position where their view angle to a 1080p HDTV is approximately 31.2 degrees or greater (32 degrees for spherical display), for 2160p HDTV approximately 58.37 ...

4. Display resolution standards - Wikipedia

   en.wikipedia.org/wiki/Display_resolution_standards

   The first commercial displays capable of this resolution include an 82-inch LCD TV revealed by Samsung in early 2008, [44] the Sony SRM-L560, a 56-inch LCD reference monitor announced in October 2009, [45] an 84-inch display demonstrated by LG in mid-2010, [46] and a 27.84-inch 158 PPI 4K IPS monitor for medical purposes launched by Innolux in ...

5. 4K resolution - Wikipedia

   en.wikipedia.org/wiki/4K_resolution

   The CEA definition does allow manufacturers to use other terms—such as 4K—alongside the Ultra HD logo. [4]: 9 Since the resolution in CEA's definition is only a minimum requirement, displays with higher resolutions such as 4096 × 2160 or 5120 × 2880 also qualify as "Ultra HD" displays, provided they meet the other requirements.

6. List of smart TV platforms - Wikipedia

   en.wikipedia.org/wiki/List_of_smart_TV_platforms

   For TV sets in the US, Argentina, Australia, Canada, the UK and elsewhere. [46] Roku Roku OS For Roku TV sets. Also for Roku TV Streaming Sticks and Players. [47] Samsung: Tizen OS for TV: For newer TV sets. Samsung Smart TV (Orsay OS [64]) Former solution for TV sets and connected Blu-ray players. Now replaced by Tizen OS. [65] Sansui Roku OS

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

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

   A separate tuner is required to receive HD satellite broadcasts. Cable television companies in the U.S. generally prefer to use 256-QAM to transmit HDTV. Many of the newer HDTVs with integrated digital tuners include support for decoding 256-QAM in addition to 8VSB for OTA digital. Cable television companies started carrying HDTV in 2003.