ATRAC
E772185
ATRAC is a family of proprietary audio compression codecs developed by Sony, best known for its use in MiniDisc and other Sony digital audio products.
Observed surface forms (4)
| Surface form | Occurrences |
|---|---|
| ATRAC3 | 0 |
| ATRAC3plus | 0 |
| ATRAC1 | 0 |
| ATRAC Advanced Lossless | 0 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
audio compression codec
ⓘ
audio compression codec family ⓘ lossless audio codec ⓘ proprietary codec ⓘ |
| associatedWith |
OpenMG DRM
NERFINISHED
ⓘ
SonicStage software NERFINISHED ⓘ |
| bitrateOptions |
105 kbit/s
ⓘ
132 kbit/s ⓘ 192 kbit/s ⓘ 48 kbit/s ⓘ 64 kbit/s ⓘ 66 kbit/s ⓘ |
| bitrateRange | approximately 292 kbit/s ⓘ |
| compressionDomain | frequency domain ⓘ |
| compressionType | lossy audio compression ⓘ |
| countryOfOrigin | Japan ⓘ |
| developer | Sony NERFINISHED ⓘ |
| fileExtension |
.aa3
ⓘ
.oma ⓘ .omg ⓘ |
| fullName | Adaptive Transform Acoustic Coding NERFINISHED ⓘ |
| hasVersion |
ATRAC Advanced Lossless
NERFINISHED
ⓘ
ATRAC1 NERFINISHED ⓘ ATRAC3 NERFINISHED ⓘ ATRAC3plus NERFINISHED ⓘ |
| introduced | 1992 ⓘ |
| notableFor |
hardware implementation in portable players
ⓘ
low power consumption optimization ⓘ use in MiniDisc format ⓘ |
| primaryApplication |
consumer digital audio storage
ⓘ
portable audio devices ⓘ |
| replacedBy |
AAC
NERFINISHED
ⓘ
MP3 NERFINISHED ⓘ |
| standardizedBy | Sony NERFINISHED ⓘ |
| status | largely discontinued in consumer products ⓘ |
| supports | hybrid lossless-plus-lossy storage ⓘ |
| usedIn |
Hi-MD
NERFINISHED
ⓘ
Hi-MD NERFINISHED ⓘ Memory Stick audio devices NERFINISHED ⓘ MiniDisc NERFINISHED ⓘ MiniDisc LP2 ⓘ MiniDisc LP4 NERFINISHED ⓘ PlayStation Portable NERFINISHED ⓘ PlayStation Portable NERFINISHED ⓘ Sony Network Walkman NERFINISHED ⓘ Sony Network Walkman NERFINISHED ⓘ Sony digital audio players ⓘ original MiniDisc ⓘ |
| uses |
MDCT
NERFINISHED
ⓘ
psychoacoustic model ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.