MP3
E723431
MP3 is a widely used digital audio format that compresses sound data to significantly reduce file size while maintaining acceptable listening quality.
Statements (55)
| Predicate | Object |
|---|---|
| instanceOf |
audio file format
ⓘ
digital audio format ⓘ lossy compression format ⓘ |
| alsoKnownAs | MPEG-2 Audio Layer III NERFINISHED ⓘ |
| basedOn | perceptual audio coding ⓘ |
| becamePopularIn | late 1990s ⓘ |
| canStore |
album metadata
ⓘ
artist metadata ⓘ cover art metadata ⓘ song title metadata ⓘ track number metadata ⓘ |
| commonlyUsedOn |
car audio systems
ⓘ
computers ⓘ portable media players ⓘ smartphones ⓘ |
| competesWith |
AAC
NERFINISHED
ⓘ
FLAC NERFINISHED ⓘ Ogg Vorbis NERFINISHED ⓘ WMA NERFINISHED ⓘ |
| compressionGoal |
maintain acceptable listening quality
ⓘ
reduce file size ⓘ |
| compressionType | lossy ⓘ |
| developedBy | Fraunhofer Society NERFINISHED ⓘ |
| developmentStarted | late 1980s ⓘ |
| enabled |
online music distribution
ⓘ
portable digital music players ⓘ |
| fileExtension | .mp3 ⓘ |
| fullName | MPEG-1 Audio Layer III NERFINISHED ⓘ |
| legalStatus | patents expired in most countries ⓘ |
| maxChannels | 2 ⓘ |
| partOfStandard |
ISO/IEC 11172-3
NERFINISHED
ⓘ
ISO/IEC 13818-3 NERFINISHED ⓘ |
| primaryUse |
digital audio distribution
ⓘ
digital audio storage ⓘ music files ⓘ |
| removes | audio data less audible to human hearing ⓘ |
| samplingRateRange | 16–48 kHz ⓘ |
| standardFamily |
MPEG-1
NERFINISHED
ⓘ
MPEG-2 NERFINISHED ⓘ |
| standardizedBy |
ISO
NERFINISHED
ⓘ
Moving Picture Experts Group NERFINISHED ⓘ |
| standardizedYear | 1993 ⓘ |
| supports |
constant bitrate encoding
ⓘ
free format bitrate ⓘ joint stereo ⓘ mono audio ⓘ stereo audio ⓘ variable bitrate encoding ⓘ |
| supportsMetadataFormat |
ID3v1
NERFINISHED
ⓘ
ID3v2 NERFINISHED ⓘ |
| typicalBitrateRange | 32–320 kbit/s ⓘ |
| typicalUseCase |
audio streaming at low to medium bitrates
ⓘ
consumer music libraries ⓘ podcasts ⓘ |
| uses | psychoacoustic model ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
MPEG-1 Audio Layer III