CD-DVD Tutorials - Herong's Tutorial Examples - Version 2.20, by Dr. Herong Yang
.MP3 File Name Extension - MP3 Files
This section describes what is .mp3 file name extension or MP3 files.
.mp3 is the file name extension for audio files - music and songs in MP3 format.
Audio files using MP3 format store audio information encoding with MP3 (MPEG-1 Audio Layer 3) encoding algorithm, which was invented by a team of European engineers at Philips, CCETT, IRT and Fraunhofer Society in 1991.
MP3 encoding algorithm compresses digital audio information in WaveForm from a bit rate of 1,411.2 kbit/s to a much lower bit rate range between 32 and 320 kbit/s.
Audio MP3 files are usually generated by compressing audio WAV files with a MP3 compressing program.
A regular song or music stored in MP3 format (.mp3 extension) takes only about 20% of the storage space comparing with WAV (WaveForm) format (.wav extension).
See other chapters for more information on .mp3 file name extension.
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