Mp3-pro | Article about Mp3-pro by The Free Dictionary
MP3Pro (redirected from Mp3-pro)
MP3Pro (audio, compression)
An extention of MP3
targetting data rates of 64-96 kbps.
mp3PROAn enhanced MP3 format from Coding Technologies (www.codingtechnologies.com) that reduces an MP3 file to half its size while retaining the same sound quality. It uses Spectral Band Replication (SBR), a proprietary Coding Technologies' technique that halves the sampling rate, but encodes the missing higher frequencies at a rate of 1.5 Kbps and stores them in the auxiliary data fields of the MPEG format. See aacPlus and MP3.
|Spectral Band Replication (SBR)|
|SBR encodes the high frequencies and stores them in the auxiliary data fields. The decoder restores the high frequencies from the SBR data.|