Audiovisual introductions in 2000

tracking procedure which makes it possible to detect any type of movement and convert it to a digital format

DVD-Audio (commonly abbreviated as DVD-A) is a digital format for delivering high-fidelity audio content on a DVD. DVD-Audio uses most of the storage on the disc for high-quality audio and is not intended to be a video delivery format.

digital copy protection

optical disc format

magnetic tape-based videocassette format