A television with 1080i (interlaced), 720p (progressive scan) or more lines of horizontal resolution, with the ability of creating high quality video images. Older and many current television and video monitors have a picture width and height ratio of 4:3. New HDTV screens typically have a 16:9 ratio to accommodate wide-screen movie playback, and for a more natural viewing.
Television that has approximately twice the horizontal and twice the vertical emitted resolution specified by the NTSC standard.
The best digital television, widescreen (16 x 9) display with at least 720 progressive (p) scanning lines or 1080 interlaced (i) lines and Dolby digital surround sound.
a television system that has more than the usual number of lines per frame so its pictures show more detail
A long-awaited innovation in video technology providing a much better resolution than traditional television.
Any of a number of television standards providing an aspect ratio of about 2:1 and resolution far superior to PAL or NTSC.
High-definition video formats that have 16:9 aspect ratio. Generally refers to 1080i or 720p images. (See "1080i" and "720p" above.) Hypertext markup language (HTML) Standard text format used for Internet documents.
a digital television format that provides high-quality widescreen pictures with compact disc-quality surround sound. The aspect ratio of HDTV pictures is 16:9 as opposed to today’s 4:3 format. This is the most superior video picture available in digital TV. In the U.S., the 1080i (see interlaced scan) and 720p (see progressive scan) formats are the two acceptable HDTV formats. HDTV is a component of DTV.
(HDTV) The ultimate digital TV technology, HDTV uses twice as many lines as traditional television screens, and is broadcast in the wide-screen (16:9) format also found in movie theaters. The image quality is therefore significantly improved. You must have a high-definition television set in order to receive all the benefits of HDTV.
The HDTV field is concerned with the development of a new and improved television standard. HDTV picture will appear, at least to a viewer watching a screen, to be equal in quality to 35-mm film.
The next generation of television with much higher picture quality, probably distributed digitally and capable of being integrated with computers to offer many services and information resources to the home.
A system with very high resolution. In HDTV, more lines per picture frame are transmitted than is standard, resulting in sharper, more vivid images.
High-definition television (HDTV) is a television broadcasting system with a significantly higher than traditional formats (NTSC, SECAM, PAL). While some early analog HDTV formats were broadcast in Europe and Japan, HDTV is usually broadcast digitally, because digital television (DTV) broadcasting provides much greater bandwidth. HDTV technology was first introduced in the US during the 1990s by the a group of electronics companies called the Digital HDTV Grand Alliance the Grand Alliance includes AT&T, General Instrument, MIT, Philips, Sarnoff, Thomson, and Zenith) .