Dolby Digital Laboratories adapted the MDCT algorithm along with perceptual coding principles to develop the AC-3 audio format for cinema needs.
FactSnippet No. 1,583,468 |
Dolby Digital Laboratories adapted the MDCT algorithm along with perceptual coding principles to develop the AC-3 audio format for cinema needs.
FactSnippet No. 1,583,468 |
Dolby Digital was the earliest MDCT-based audio compression standard to be released, and was followed by other MDCT-based audio compression standards for home and portable usage, such as Sony's ATRAC, the MP3 standard and AAC.
FactSnippet No. 1,583,469 |
All film prints with Dolby Digital data have Dolby Stereo analogue soundtracks using Dolby SR noise reduction and such prints are known as Dolby SR-D prints.
FactSnippet No. 1,583,470 |
Dolby Digital is the common version containing up to six discrete channels of sound.
FactSnippet No. 1,583,471 |
Dolby Digital EX is similar in practice to Dolby's earlier Pro Logic format, which utilized matrix technology to add a center surround channel and single rear surround channel to stereo soundtracks.
FactSnippet No. 1,583,472 |
Dolby Digital Live is a real-time encoding technology for interactive media such as video games.
FactSnippet No. 1,583,473 |
Dolby Digital Live is available in sound cards using various manufacturers' audio chipsets.
FactSnippet No. 1,583,475 |
Many Dolby Digital decoders are equipped with downmixing to distribute encoded channels to speakers.
FactSnippet No. 1,583,476 |
Dolby Digital audio is used on DVD-Video and other purely digital media, like home cinema.
FactSnippet No. 1,583,477 |
Dolby Digital is part of a group of organizations involved in the development of AAC, part of MPEG specifications, and considered the successor to MP3.
FactSnippet No. 1,583,478 |