Dolby Digital
E64199
Dolby Digital is a multichannel digital audio encoding system widely used in cinema, home theater, and broadcast to deliver surround sound.
All labels observed (10)
| Label | Occurrences |
|---|---|
| Dolby Digital canonical | 217 |
| Dolby Digital audio | 5 |
| Dolby Surround | 3 |
| Dolby AC-3 | 2 |
| Dolby Digital Plus | 2 |
| AAC-LD | 1 |
| Dolby Digital (depending on model) | 1 |
| Dolby Digital audio (on compatible content) | 1 |
| Dolby Digital family | 1 |
| Dolby Digital surround sound | 1 |
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
audio coding format
ⓘ
surround sound technology ⓘ |
| alsoKnownAs |
AC-3
ⓘ
Dolby Digital ⓘ
surface form:
Dolby AC-3
|
| audioChannels | 5.1 ⓘ |
| audioCodingFamily | transform coding ⓘ |
| bluRayMaxBitrate | 640 kbit/s ⓘ |
| channelLayout |
Center
ⓘ
Left ⓘ Left surround ⓘ Low-frequency effects ⓘ Right ⓘ Right surround ⓘ |
| compressionType | lossy ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| developer | Dolby Laboratories ⓘ |
| dvdVideoMaxBitrate | 448 kbit/s ⓘ |
| fileExtension | .ac3 ⓘ |
| introducedInDecade | 1990s ⓘ |
| maximumBitrate | 640 kbit/s ⓘ |
| mediaType |
broadcast audio
ⓘ
cinema sound ⓘ home theater sound ⓘ |
| predecessor | Dolby Stereo ⓘ |
| primaryUseCase |
home theater audio
ⓘ
multichannel TV audio ⓘ surround sound for films ⓘ |
| standardizedBy |
ATSC
ⓘ
Blu-ray Disc format ⓘ
surface form:
Blu-ray Disc Association
DVD Forum ⓘ |
| successor |
Dolby Digital Plus
ⓘ
Dolby TrueHD ⓘ |
| supportsChannelConfiguration |
2.0
ⓘ
3.0 ⓘ 4.0 ⓘ 5.1 ⓘ 6.1 matrix ⓘ mono ⓘ stereo ⓘ |
| supportsLFEChannel | yes ⓘ |
| supportsSampleRate |
32 kHz
ⓘ
44.1 kHz ⓘ 48 kHz ⓘ |
| typicalBitrateRange | 32 kbit/s to 640 kbit/s ⓘ |
| usedIn |
Blu-ray Disc format
ⓘ
surface form:
Blu-ray Disc
DVD ⓘ
surface form:
DVD-Video
cinema soundtracks ⓘ digital television ⓘ game consoles ⓘ streaming services ⓘ |
| usesTransform | MDCT ⓘ |
Referenced by (234)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Dolby Digital Plus
this entity surface form:
Dolby AC-3
subject surface form:
ATSC 1.0
this entity surface form:
Dolby Digital audio
subject surface form:
Blu-ray Disc
this entity surface form:
AAC-LD
subject surface form:
Dolby Laboratories, Inc.
this entity surface form:
Dolby Digital Plus
this entity surface form:
Dolby AC-3
this entity surface form:
Dolby Digital audio
this entity surface form:
Dolby Digital (depending on model)
this entity surface form:
Dolby Digital audio (on compatible content)
this entity surface form:
Dolby Surround
this entity surface form:
Dolby Surround