AAC
E46408
AAC (Advanced Audio Coding) is a widely used digital audio compression format known for delivering better sound quality than MP3 at similar bit rates and is commonly used in online music stores and streaming services.
Statements (60)
| Predicate | Object |
|---|---|
| instanceOf |
audio coding format
→
lossy audio compression format → |
| audioCodingFamily |
MPEG audio coding
→
|
| channelSupport |
up to 48 channels in MPEG-4 AAC
→
|
| compressionType |
perceptual coding
→
|
| definedInStandard |
ISO/IEC 13818-7
→
ISO/IEC 14496-3 → |
| designedTo |
provide better sound quality than MP3 at similar bit rates
→
|
| developedAsSuccessorTo |
MPEG-1 Layer III (MP3)
→
|
| fileExtension |
.3g2
→
.3gp → .aac → .m4a → .m4b → .m4p → .mp4 → |
| fullName |
Advanced Audio Coding
→
|
| hasProfile |
AAC-ELD
→
AAC-LD → HE-AAC → HE-AAC v2 → LC-AAC → Main Profile → SSR Profile → |
| optimizedFor |
low bit rate applications
→
streaming over the internet → |
| predecessor |
MP3
→
|
| standardizedBy |
MPEG
→
|
| standardizedIn |
MPEG-2
→
MPEG-4 → |
| supports |
mono audio
→
multichannel audio → sample rates from 8 kHz to 96 kHz → stereo audio → |
| supportsFeature |
intensity stereo coding
→
mid/side stereo coding → parametric stereo in HE-AAC v2 → perceptual noise substitution → spectral band replication in HE-AAC → temporal noise shaping → |
| typicalBitrateRange |
8 kbit/s to 512 kbit/s
→
|
| typicalContainerFormat |
3GP
→
ADTS → MP4 → |
| usedBy |
Android devices
→
Apple Music → Apple iTunes Store → Nintendo consoles → PlayStation consoles → YouTube → iOS devices → |
| usedIn |
Blu-ray Discs
→
digital broadcasting → game consoles → mobile phones → music streaming services → online music stores → portable media players → set-top boxes → video streaming services → |
Referenced by (4)
| Subject (surface form when different) | Predicate |
|---|---|
|
iTunes Store
→
|
fileFormat |
|
Adobe Audition
→
|
fileFormatSupport |
|
iPod
→
|
mediaFormatSupported |
|
Bluetooth
→
|
supportsCodec |