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Multimedia Communications
University of Ulm
2003

June 3
June 3rd: Audio Perception and Coding

Content

The Human Aural System, History of Sound Technology, Digital Audio, Speech Quality Evaluation, Psycho-Acoustics, Human Speech Production, Audio Compression (Waveform Codecs, Model-based Codecs, Hybrid Codecs, Psycho-Acoustic Codecs)

Slides

Slides (1-105)
 AudioPerceptionAndCoding.pdf.zip (2,363,402 Bytes)


Links

 Recording Technology History, Steve Schoenherr (University of San Diego)
 Fraunhofer, MPEG Audio
 Telecom Italia Lab, Official MPEG Home Page
 MPEG.ORG, MPEG Pointers and Resources
 Rec. P.800.1 (MOS), ITU-T
 Opticom Inc., Quality Measurement Products
References

Flanagan J. L.: Speech Analysis, Synthesis and Perception, Springer-Verlag, Berlin - Heidelberg - New York, 1972.
Oliver Hersent and David Gurle: IP Telephony, Addison-Wesley, 2001.
Oliver Hersent, David Gurle, and Jean-Pierre Petit: IP Telephony Packet-based multimedia communication systems, Addison-Wesley, London, 2000.
P. Vary, U. Heute, and W. Hess: Digitale Sprachsignalverarbeitung, Teubner-Verlag, Stuttgart, 1998.
E. Zwicker: Psychoakustik, Springer-Verlag, Berlin - Heidelberg - New York, 1982.
Th. Thiede, W. Treuniet, R. Bitto, Ch. Schmidmer, T. Sporer, J. Beerends, C. Colomes, M. Keyhl, G. Stoll, K. Brandenburger, and B. Feiten: PEAQ The ITU Standard for Objective Measurement of Perceived Audio Quality, Journal of the Audio Engineering Society, Vol. 48, 2000.
This is just a very short list, several hundreds of references are available ...
© 2003 Andreas Schrader & Martin Heike