2024年11月15日 · 4K Ultra HD is the name assigned to a screen with a resolution that’s four times that of a Full HD (1080p) TV. That translates to 8 million pixels being crammed into the same space in which a...

2025年3月14日 · 4K vs 8K: Ultra HD TV tech explained. Find out more about the 4K vs 8K standoff and how to get 4K and 8K content. Plus what you should do if you're buying a new TV

4K是传统1080p电视200万像素点的4倍,原来1920×1080高清的像素点大约是200万，而4K则达到了800万。 从技术的角度看,电视领域，UHD（超高清）采用了与4K标准相同的水平线（2160），但是却采用了标准高清电视 HDTV 的宽高比即16:9（或约1.78:1）。

2021年2月1日 · What Is 4K (Ultra HD)? TVs are getting bigger and resolution is getting higher. 4K TVs are now the standard. If you haven't upgraded from your 1080p TV yet, here's what you need to know.

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.

2022年1月4日 · The TV tech term 4K describes an ultra high-definition screen resolution. You might also see this labelled as UHD, 4K or 4K UHD depending on which brand makes the TV.

不论如何，即便在2021年的今天，4K Ultra HD的画面依旧强过几乎所有影视流媒体视频内容。 现在现在也有少数8K视频片段，但是整部电影屈指可数。 音频 。

2018年4月24日 · 4k电视，最简单的解释，顾名思义就是分辨率是传统高清1920×1080的四倍，达到4096×2160的像素分辨率的电视。 它是2K投影机和高清电视分辨率的4倍，属于超高清分辨率。

The terms "4K" and "Ultra HD" are used more widely in marketing than "2160p" (cf. "1080p"). While typically referring to motion pictures, some digital camera vendors have used the term "4K photo" for still photographs, making it appear like an especially high resolution even though 3840×2160 pixels equal approximately 8.3 megapixels, which is ...

2018年12月17日 · 所谓的4K UHD，就是指显示器材或影像内容的水平解析度达到4000画素（pixel）的水准，但与Full HD不同的是，4K UHD解析度在专业领域会有一些规格上的差异，存在许多水平像素×垂直像素的定义。 以家用显示器来说，4K UHD的规格包含3840×2160与4096×2160两种，但4K UHD经过这几年的发展，市场现行主流的4K UHD显示器，绝大多数都是以3840×2160解析度为主，只有极为少数产品是4096×2160解析度。