The broadcast of programming over two separate channels or forms of media at the same time. For example, viewers watching a national TV broadcast of a baseball game involving their home team may watch the TV feed from the network but tune out the sound in favor of listening to the local announcers calling the game on radio. See also interlaced scan . The amount of data used to make up a picture, screen, or audio track. The more data in a picture, the richer the image and the higher the resolution.
Resolution is measured in a number of ways, depending upon the medium used.
For example, digital TVs describe their resolutions in terms of the number of pixels or dots that make up the picture along the vertical and horizontal axes. Send it . Use this version. E-mail this to a friend. Wired Digital Inc., a Lycos Network site.