What is Ultra HD?
Ultra HD stands for ultra high definition. It is a prototype for a new digital video format and is also referred to as ultra high definition video (UHDV). Ultra HD is the proposed replacement for existing high definition television (HDTV). The highest-resolution HD monitors currently available offer 1,080 lines of resolution in a progressive-scan format – also known as 1080p video. These screens have 1,920 x 1,080 pixels and are theoretically capable of displaying every pixel of the highest-resolution HD broadcasts. These sets are sometimes called “ultra HD” as a marketing term, but in fact are part of the current HDTV standard. True ultra HD is so named because it provides a video resolution containing 16 times as many pixels as current HD. Whereas HDTV uses 1,080 lines of resolution, ultra HD contains 4,320. Ultra HD uses 7,680 x 4,320 pixels in a widescreen aspect ratio of 16×9, making for a total of approximately 33 million pixels (33 megapixels). Ultra HD also offers improved soun
Ultra HD stands for ultra high definition. It is a prototype for a new digital video format and is also referred to as ultra high definition video (UHDV). Ultra HD is the proposed replacement for existing high definition television (HDTV). The highest-resolution HD monitors currently available offer 1,080 lines of resolution in a progressive-scan format – also known as 1080p video. These screens have 1,920 x 1,080 pixels and are theoretically capable of displaying every pixel of the highest-resolution HD broadcasts. These sets are sometimes called “ultra HD?as a marketing term, but in fact are part of the current HDTV standard. True ultra HD is so named because it provides a video resolution containing 16 times as many pixels as current HD. Whereas HDTV uses 1,080 lines of resolution, ultra HD contains 4,320. Ultra HD uses 7,680 x 4,320 pixels in a widescreen aspect ratio of 16×9, making for a total of approximately 33 million pixels (33 megapixels). Ultra HD also offers improved sound