1. Digital Audio Processing and Applications EE5809
Dr. Stanley C.F. Chan
Department of Electronic Engineering
Room: G6305
Tel:
Web:

2. Digital Audio Signal Processing and Applications
Syllabus
Sound: properties of sound waves, transduction of sound; characteristics of microphone and loudspeaker.
Human auditory system: construction, loudness, sensitivity, perception, critical band, temporal and frequency masking
Digitization of audio signals: bandwidth, precision, and signal-to-quantization noise ratio, over-sampling A/D conversion, noise shaping; fixed-point/floating-point representation and processing, digital filtering, common audio storage formats
Basic lossless compression: Entropy, Huffman coding, Golomb-Rice Coding, Arithmetic coding
Audio Coding:
Lossy compression:
Waveform coding: ADPCM, linear prediction
Psychoacoustic coding: transform coding, QMF and MDCT, scale factor, masking and quantization, MPEG I,II,IV audio coders, MP3, Advanced Audio Coding (AAC), Digital Theater System (DTS), quality evaluation; PEAQ
Audio coding format: compact disc, DVD, Blu-Ray laser and HD, digital audio broadcast (DAB)
Lossless compression: Meridean Lossless Packing (MLP) coding for DVD-Audio, Direct Stream Digital for Sony/Philips Super Audio CD, MPEG-4 ALS

3. Digital Audio Signal Processing and Applications
Syllabus
Music synthesis: musical acoustic, time- and frequency-domain representation of sound, sinusoidal and harmonic signal, additive synthesis, non-linear synthesis; FM synthesis and Chebyshev techniques, physical modelling, wavetable synthesis; MIDI format, instrument and sequencing
Sound acoustics for audio production: concert hall, studio and home listening room acoustics; absorption, reverberation time and Sabin calculations; room design for good acoustics.
Sound effects: reverberation, depth perception, binaural perception, sound localization/spatialization, 3D sound processing/synthesis, Head related transfer functions.
Surround sound: multi-channel audio, compression and expansion, digital mixing and filtering, Dolby ProLogic I, II, THX, speaker placement and room equalization, dynamic EQ

4. Digital Audio Signal Processing and Applications
Booklist
Essential Reading
Ken C. Pohlman: Principles of Digital Audio, McGraw Hill Text; 3rd edition (September 1995), ASIN:
Supplementary Reading
Udo Zolzer: Digital Audio Signal Processing 2nd Edition, Wiley (August 2008), ISBN
Marina Bosi, Richard E. Goldberg, Leonardo Chiariglione: Introduction to Digital Audio Coding and Standards, Kluwer Academic Publishers; (December 2002), ISBN:
John Watkinson: Introduction to Digital Audio, Focal Press; 2nd edition (November 13, 2002), ISBN:
F. Alton Everest: Master Handbook of Acoustics, McGraw-Hill/TAB Electronics; 4th edition (September 22, 2000), ISBN:
John Watkinson: Art of Digital Audio, Third Edition, Focal Press; 3rd edition (December 2000), ISBN:
Jerry Whitaker and Blair Benson: Standard Handbook of Audio and Radio Engineering, McGraw-Hill Professional, ISBN:
John Watkinson: MPEG Handbook, Focal Press; 1st edition (September 2001), ISBN:
Eberhard Zwicker, H. Fastl, and H. Frater: Psychoacoustics: Facts and Models, Springer Verlag; 2nd edition (April 1999), ISBN:
Dai Tracy Yang, Chris Kyriakakis, and C.-C. Jay Kuo: High-Fidelity Multichannel Audio Coding, EURASIP Book Series on Signal Processing and Communications, Hindawi Publishing Corporation, ISBN
Assessment
Coursework 30%:
Tests (15%): week 7, 12
Assignment (10%): hand-out (week 8), hand-in (week 11)
Tutorial quiz (5%): occasionally
Examination 70% two hours
Please note that a minimum passing mark of 35 is required for both the coursework and examination