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4K电视机、4K节目制作已经到要替代高清电视机、高清节目制作的时候了吗?不妨从ITU(国际电信联盟)的官方说法上刨个根问个底。2012年8月23日,ITU发布了超高清电视(Ultra HDTV)的国际标准,对超高清电视的分辨率、色彩空间、帧率、色彩编码进行了规范。关于分辨率的描述,包括超高清4K和超高清8K两个部分:其中超高清4K的水平清晰度3840,垂直清晰度2160,宽高比16:9,总约830万像素;超高清8K的水平清晰
4K TV, 4K program production has been to replace HDTV, HD program production time it? May wish from the ITU (International Telecommunication Union) official statement on the root question. On August 23, 2012, ITU released the international standard Ultra HDTV, which regulates the resolution, color space, frame rate and color coding of ultra-high definition television. About the resolution of the description, including ultra-high-definition 4K and ultra-high-definition 8K two parts: one of the ultra-high definition 4K horizontal resolution of 3840, vertical resolution of 2160, aspect ratio of 16: 9, a total of about 8.3 million pixels; Clear level