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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 ...
- 7680×4320
- 0.75 H
- 100°
- 16:9
Rec. 2020 defines a bit depth of either 10 bits per sample or 12 bits per sample. [2] 10 bits per sample Rec. 2020 uses video levels where the black level is defined as code 64 and the nominal peak is defined as code 940. Codes 0–3 and 1,020–1,023 are used for the timing reference.
- August 23, 2012; 11 years ago
- Approved
- BT.2020-2, October 14, 2015; 7 years ago
- ITU-R
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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 × ...
Summarize this article for a 10 year old. 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 ...
There are many different versions of these terms, either hyphenated, combined and/or capitalized in varying ways. To avoid confusion, in this article we'll simply use the term ultra-high definition TV or UHDTV. UHDTV's goal is to create a vivid, television-watching experience, where the lines of realism and television are blurred.
- Jessika Toothman
Mar 28, 2017 · The term 4K is derived from a movie industry format that uses 4096 x 2160 pixels, and refers to the roughly 4,000 pixels across the screen. That's a break from the past, in which screens were ...
Mar 11, 2024 · There's still some debate about the final specs, which are peppered with question marks and often include mere suggestions. In short, though, the Roadmap says this: By the year 2020, UHD TVs should encompass 8K resolution (twice the sharpness of current 4K resolution), a speed of 120 frames per second (twice the refresh rate of most Full HD televisions), and a color space called Rec. 2020 ...
