The digital audio format used on the large majority of DVDs, all HDTV programs, and selected satellite TV broadcasts, Dolby Digital can include from one to six channels of sound. "5.1-channel" Dolby Digital has 6 discrete digital audio channels: 5 full-bandwidth channels (for front left/right, center, and surround left/right) and 1 "low frequency effects" subwoofer channel.
A discrete, multichannel digital audio standard offering enhanced sonic realism. Dolby Digital is normally associated with 5.1-channel surround sound. A 5.1-channel system offers five full-bandwidth channels (including true stereo surrounds), plus a "low frequency effects" subwoofer channel.
An audio signal encoding/decoding system, developed by Dolby Laboratories, that uses perceptual coding to reduce the data rate required to transmit, and the amount of digital space required to store, digital audio signals. Different consumer and professional versions use different amounts of compression, and therefore have different levels of audio quality. It can store mono, stereo and multichannel formats. See Perceptual Coding
A discrete multichannel digital audio format that is the official audio standard for HDTV (and DVD). Dolby Digital is normally associated with 5.1-channel surround sound. Though this channel configuration is common, it is only one of several possible variations — a "Dolby Digital" soundtrack can mean anything from 1 to 5.1 channels.
Is a discrete, multichannel digital audio program. Dolby Digital is a 5.1-channel surround sound encoding method used to get a cinema like experience. A 5.1-channel system offers five discrete full-range channels, plus a sub woofer channel. DVD players generally do not come with Dolby Digital Decoders. A sound processor and Dolby Digital encoded discs are needed to take advantage of Dolby Digital.
Delivers mono, stereo, or up to 5.1 discrete channels of surround sound: Left, Center, Right, Left Surround, Right Surround, and low-frequency effects (LFE). Global standard for DVD-Audio and DVD-Video. Digital audio standard for North American HDTV, digital cable, and DBS systems. Optional audio format for most digital video broadcast (DVB) applications worldwide.
A 5.1 channel (Front L/R, Rear L/R, Center, and Bass) surround sound audio standard for digital television.
Trade name for a digital audio format used on most DVDs, all HDTV programs and select satellite TV broadcasts. *Dolby and the double-D symbol are trademarks of Dolby Laboratories. Manufactured under license from Dolby Laboratories. Confidential unpublished works. 1992-1997 Dolby Laboratories. All rights reserved. This product incorporates copyright protection technology that is protected by method claims of certain U.S. patents and other intellectual property rights owned by Macrovision Corporation and other rights owners. Use of this copyright protection technology must be authorized by Macrovision Corporation, and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision Corporation. Reverse engineering or disassembly is prohibited.
This type of surround sound can have as many as 6 separate channels (front right, center left, right and left surround, plus subwoofer) of high quality digital surround. These discrete channels can create realistic sound effects that move around the room and bring movies to life. Dolby Digital soundtracks are found on digital sources like DVD and some high definition television broadcasts.
Dolby Digital provides a bitstream of digital data consisting of up to six discrete channels (front left/right, center, surround left/right, and subwoofer). With full Dolby Digital 5.1 surround sound, the five main channels are full-bandwidth and the "low-frequency effects" subwoofer channel is dedicated to deep bass. See Surround Sound Formats for more info.
