MP3 audio compression
Compresión de audio MP3
- Date
- 1993 · confidence high
- Place
- Fraunhofer Institute for Integrated Circuits (IIS), Erlangen, Germany
- Credited to
- Karlheinz Brandenburg and the Fraunhofer team; MPEG-1 Layer III standard
- People
- 👤 Karlheinz Brandenburg1954–
- Field
- Communication
What it is
A psychoacoustic algorithm that shrinks an audio file to a tenth of its size by removing what the ear cannot perceive. It made music small enough to travel across the internet.
What it led to
- Napster, piracy and the collapse of the CD business
- The iPod and streaming (Spotify)
- The dematerialisation of cultural goods
Built on
- Fourier series and transform1807
- Compact disc1982
- discrete cosine transform
- psychoacoustics