Herong's Tutorial Notes on CD/DVD
Dr. Herong Yang, Version 2.14

.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.

Sections in This Chapter

.MP3 File Name Extension - MP3 Files

.WAV File Name Extension - WAV Files

.WMA File Name Extension - Windows Media Audio Files

.ISO File Name Extension - ISO Files

.DAT File Name Extension - VCD Media Files

.INF File Name Extension - AUTORUN.INF Files

.IFO File Name Extension - DVD Infomation Files

.VOB File Name Extension - DVD Video Object Files

.AVI File Name Extension - Audio Video Interleave Files

.MPG File Name Extension - MPEG Files

Dr. Herong Yang, updated in 2007
.MP3 File Name Extension - MP3 Files