PARIS - Dec. 2, 2004 - Thomson (Euronext Paris:18453) (NYSE:TMS) today announced that mp3, the world's most popular audio compression format, goes multi-channel. Fraunhofer Institute for Integrated ...

Lossy compression schemes can be based on a source model, as in the case of speech compression, or a user or sink model, as is somewhat the case in image compression. In this chapter we look at audio ...

MP3 players had once been the de facto audiophile gadget, the thing you needed to have if you wanted on-the-go music sessions. Apple, in particular, has had a stake in the MP3 market for many years ...

In MPEG Layer III coding the compression gain is mainly achieved through the unequal distribution of energy in the different frequency bands, the use of the psychoacoustic model, and Huffman coding.