Dolby Digital: Dolby's name for its format for the digital soundtrack system for motion picture playback. Utilizes their AC-3 method of digital compression. The signal is optically printed between the sprocket holes. Introduced to Home Theater on laser disc and DVD and CD. Dolby Digital may use any number of primary audio delivery and reproduction channels, from 1 to 5, and may include a separate bass-only effects channel. The designation '5.1' describes the complete channel format. Surround decoder systems with Dolby Digital automatically contain Dolby Pro Logic processing to ensure full compatibility with the many existing program soundtracks made with Dolby Surround encoding.

 

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Dolby Digital: Dolby's name for its format for the digital soundtrack system for motion picture playback. Utilizes their AC-3 method of digital compression. The signal is optically printed between the spro . . . View Full Definition

Dolby: The most common shared logo or feature between all brands is the Dolby labs' 'double D' symbol. Named after audio engineer, Ray Dolby, it represents a number of sound processing technologies . . . View Full Definition

Dolby Digital - AC-3 Compatible: Formerly known as Dolby AC-3, or audiocoding-3, delivers the movie experience through a maximum of 5.1 channels of surround sound audio. Since the mid-1990's, this Dolby sound format has bec . . . View Full Definition

Dolby Noise Reduction: Decodes Dolby-encoded cassette tapes during playback to virtually eliminate the tape hiss which is especially apparent in quiet environments. Dolby B is the most widely used system. Dolby C . . . View Full Definition