TECHNICAL PAPER SESSIONS
Saturday, February 19, 2000
Sessions A-D

Session A
Saturday, 19 February, 09:30 h � 12:00 h
MICROPHONE TECHNOLOGY AND USAGE
Session Chair: David Josephson, USA

A1 09:30 h
A Selective Sound Receiving Microphone System using Blind Source Separation
Masakazu Iwaki, Setsu Komiyama, Akira Morita, Eiichi Miyasaka, NHK Science and Technical Research Laboratories, Tokyo, Japan and Mikio Tohyama, Kogakuin University, Tokyo, Japan

A2 10:00 h
Reducing Relative Inherent Noise of Commercial Condenser Microphones for Adaptation to Specific Applications
Bernard Debail, AETA-CNET/DIH/DIPS, Lannion, France

A3 10:30 h
Distance Perception based on the Spectrum of the Spoken Voice
Eddy Brixen, DELTA Acoustic, Lyngby, Denmark

A4 11:00 h
Proximity Effect Frequency Characteristics of Directional Microphones
Emil Nikolov Milanov and Elena Blagoeva Milanova, Sofia, Bulgaria

A5 11:30 h
On Developing a Condenser Vocalist Microphone
Martin Schneider, Georg Neumann GmbH, Berlin, Germany

Session B
Saturday, 19 February, 09:30 h � 12:00 h
AUDIO CODING Part I
Session Chair: Jayant Datta, USA

B1 09:30 h
Experimenting MPEG-2 AAC Inter and Intraframe Spectral Prediction Tools
Antonio S. Pena and Salvador Souto, E.T.S.E. Telecommunication, Universidade de Vigo, Vigo, Spain

B2 10:00 h
Synthetic Audio Tools in MPEG-4 Standard
Riitta V��n�nen, Research Scientist, Helsinki, Finland

B3 10:30 h
Real-Time Implementation of the MPEG-4 Low Delay Advanced Audio Coding Algorithm (LD-AAC) on Motorola DSP56300
Johannes Hilpert, Marc Gayer, Manfred Lutzky, Thomas Hirt, Stefan Geyersberger, Fraunhofer IIS, Erlangen, Germany, Josef Hoepfl and Robert Weidner, DSP-Solutions, Regensburg, Germany

B4 11:00 h
Evaluating Adaptive Transform Acoustic Coding for MiniDisc
David Spector, London Guildhall University, London, UK

B5 11:30 h
A Bit-Allocation Scheme for an Embedded and Signal-Adaptive Audio Coder
Markus Erne and George Moschytz, Institute for Signal- and Information Processing, ETH-Z�rich, Switzerland

Session C
Saturday, 19 February, 14:00 h � 17:00 h
PSYCHOACOUSTICS Part I
Session Chair: Durand Begault, USA

C1 14:00 h
Quantification of Subwoofer Requirements, Part I: Generation of Stimuli and Listening System Equalization
Jan Abildgaard Pedersen, Bang & Olufsen, Struer, Denmark, and Aki M�kivirta, Genelec Oy, Iisalmy, Finland

C2 14:30 h
Multichannel Level Alignment, Part V: The Effects of Reproduction Level, Reproduction Room, Step Size, and Symmetry
Soren Bech, Bang & Olufsen, Struer, Denmark and Nick Cutmore, BBC Research & Development, Kingswood Warren, UK

C3 15:00 h
Ergonomic Evaluation of Audio Components and Systems
Franco C. Grossi, University of Triest, Italy

C4 15:30 h
Simulating Acoustics of Hearing Aids Employing Non Linear Signal Filtering and Waveguide Modeling Grzegorz Szwoch, Bozena Kostek and Andrzej Czyzewski, Technical University of Gdansk, Poland

C5 16:00 h
The Audibility of Time-Shifted Signals with Constant Long-Term Spectral Content
D.T. Ives, S. C. Busbridge, R. Thomas, School of Engineering, University of Brighton, Brighton, UK and C. J. Plack, Department of Psychology, University of Essex, Colchester, UK

C6 16:30 h
Assessment of the Pertinence of Perceived Attributes for Listening Tests
Laurent Allard, Mario Rossi and Marc-Antoine Zufferey, Federal Institute of Technology EPFL, Lausanne, Switzerland

MEETING OF THE TECHNICAL COMMITTEE on Perception and Subjective Evaluation of Audio Signals 17:00 - 18:30, following Session C

Session D
Saturday, 19 February, 14:00 h � 17:30 h
AUDIO MEASUREMENT AND INSTRUMENTATION
Session Chair: Mendel Kleiner, Sweden

D1 14:00 h
Perceptual Transfer Function Measurement for Automotive Sound Systems
David Clark, DLC Design, Wixom, MI, USA

D2 14:30 h
Measurement of Sound Scattering Properties of Diffusing Panels through the Wave Field Synthesis Approach
Angelo Farina and Michele Zanolin, Dipartimento di Ingegneria Industrial, Universita' di Parma, Italy

D3 15:00 h
Active Control of Noise by Wave Field Synthesis
Michele Zanolin, Massachusetts Institute of Technology, Cambridge, MA, USA, Prof. Paolo Podini, Physics Department, University of Parma, Italy, Stefano De Stabile, Paolo Vezzoni, Acoustic Consultant, Gamma Engineering, Reggio Emilia, Italy, and Angelo Farina, Industrial Engineering Department, Area delle scienze, Parma, Italy

D4 15:30 h
Simultaneous Measurement of Impulse Response and Distortion with a Swept-Sine Technique
Angelo Farina, Industrial Engineering Department, Area delle scienze, Parma, Italy

D5 16:00 h
Expert System for Hearing Aids Fitting
Andrzej Czyzewski and Bozena Kostek, Technical University of Gdansk, Poland

D6 16:30 h
Diffusivity Properties of Distributed Mode Loudspeakers
Vladimir Gontcharov and Nick Hill, New Transducers Limited, Huntingdon, UK

D7 17:00 h
A New Framework for Unified Analysis and Evaluation of Loudspeakers and Listening Rooms
Lars G. Johansen and Per Rubak, DSP Research Group, Institute of Electronic Systems, Aalborg University, Denmark

MEETING OF THE TECHNICAL COMMITTEE on Microphones and Applications 17:30 - 19:00, following Session D