MP3
concept · 1993 · Digital age
Lossy audio compression based on psychoacoustics.
Developers: Fraunhofer Society, Karlheinz Brandenburg, Heinz Gerhäuser, Bernhard Grill.
Principles and materials it uses
- Algorithm — uses. A compression algorithm.
- Discrete cosine transform — uses. A modified DCT.
Where it is used
- MP3 player — is used in. The MP3 format.
- Smartphone — is used in. The smartphone absorbed the functions of the digital player.
- Streaming — is used in. Sound compression.
- Podcast — is used in. Audio files.