AES Conventions and Conferences
 
AES 104th Convention, Amsterdam, The Netherlands 1998 May 16-19

TECHNICAL PAPERS SESSIONS
Saturday, May 16th
Sessions P1 - P4

Session P1 09:00 ­ 12:30 h
SIGNAL PROCESSING-I

Chairman: Rhonda Wilson, Meridian UK

P1-1 A new Type of FIR Filters with High Resolution at Low Frequencies ­ Martin Opitz, AKG Acoustics, Vienna, Austria

P1-2 Efficient Block Frequency Domain Filtered-x applied to Phantom Sound Source Generation ­ Ronald M. Aarts, Philips Research Laboratories, Eindhoven, The Netherlands, Alexander W.M. Mathijssen, Philips ASA Labs, Eindhoven, The Netherlands, Piet C. W. Sommen, John Garas, Eindhoven University of Technology, Eindhoven, The Netherlands

P1-3 Digital Filter Design for Virtual Source Imaging Systems ­ Ole Kirkeby, P.A. Nelson, ISVR University of Southampton, Southampton, UK, H. Hamada, Tokyo Denki University, Tokyo, Japan

P1-4 A Study of the Distortions and Audibility of PCM to PWM Mapping ­ Andrew Ch. Floros, John N. Mourjopoulos, Wire Communication Laboratory, Univ. of Patras, Patras, Greece

P1-5 Dynamic Range Enhancement of Digital Audio Filters using Linear Predictive Source Coding ­ S.A. Azizi, Becker automotive systems, Karlsbad, Germany

P1-6 Anti-Alias and Anti-Image Filtering: The Benefits of 96kHz Sampling Rate Formats for those who cannot hear above 20 kHz ­ Julian Dunn, Prism Sound, Cambridge, UK

P1-7 An Improved Method for Directly Filtering Sigma-Delta Audio Signals ­ James A S Angus, Stephen Draper, Department of Electronics, University of York, York UK

Session P2 09:00 ­ 13:30 h
RECORDING RESTORATION & ENHANCEMENT

Chairman: Dietrich Schüller, Phonogrammarchiv der Österreichischen Akademie der Wissenschaften, Wien, Austria

P2-1 The Chemical Deterioration of Magnetic Tape and its Assessment by Physical and Chemical Testing ­ Otto Hinterhofer, Konrad Binder, Leopold Kranner, Österreichisches Kunststoff Institut, Wien, Austria, Dietrich Schüller, Phonogrammarchiv der Österreichischen Akademie der Wissenschaften, Wien, Austria

P2-2 Correction of Nonlinearity Errors Contained in the Digital Audio Signals ­ Masaki Tsukamoto, Keishi Matsunaga, Tohru Saito, Osamu Morioka, Tsukasa Igarashi, Hiroyuki Yazawa, Yukio Takahashi, Nippon Columbia Ltd. (DENON), Tokyo, Japan

P2-3 Up-To-Date Replay Facilities for Obsolete Mechanical Sound Recording Formats ­ George Brock-Nannestad, The AV-Preservation initiative, Gentofte, Denmark

P2-4 Near Field Registration of the Human Voice: Spectral Changes due to Positions ­ Eddy B. Brixen, Lyngby, Denmark

P2-5 Restoration of Nonlinearly Distorted Audio using Markov Chain Monte Carlo Methods ­ Paul T. Troughton, Simon J. Godsill, University of Cambridge, Cambridge, UK

P2-6 Sound Recording Techniques for Wave Field Synthesis and other Multichannel Sound Systems ­ Werner P.J. de Bruijn, Thierry Piccolo, Marinus M. Boone, Delft University of Technology, Delft, The Netherlands

P2-7 A Native Stereo Editing System for Direct-Stream Digital ­ James A. Moorer, Sonic Solutions, Novato CA, USA, Ayataka Nishio, Yasuhiro Ogura, Sony Corporation, Tokyo, Japan

P2-8 Super Audio CD Format ­ Jan M.M. Verbakel, Leon van de Kerkhof, Philips Consumer Electronics, Eindhoven, The Netherlands, Muneyasu Maeda, Yoshizumi Inazawa, Sony Corporation, Tokyo, Japan

P2-9 Recording Mechanical Instruments ­ Barrel Organ ­ Gerd Hali, Heemskerk, The Netherlands

Session P3 14:00 ­ 18:30 h
TRANSDUCERS ­ I

Chairman: J. Vanderkooy, Audio Res. Group University of Waterloo, Washington ON, Canada

P3-1 Adaptive Adjustment of Nonlinear Filters used for Loudspeaker Linearization ­ Wolfgang Klippel, Klippel GmbH, Dresden, Germany

P3-2 Theoretical and Experimental Analysis of Nonlinear Parametric Vibrations of Electro-dynamical Loudspeaker Diaphragm ­ Irina Aldoshina, Popov R & D Inst. for radio broadcast and acoustics, St. Petersburg, Russia, Olga Bukashkina, Russia, Petr Tovstik, State University, St. Petersburg, Russia

P3-3 Comparison of Numerical Simulation Models and Measured Low-Frequency Behavior of a Loudspeaker ­ Matti Karjalainen, Antti Jdrvinen, Panu Maijala, Lauri Savioja, Helsinki University of Technology, Espoo, Finland, Veijo Ikonen, Seppo Pohjolainen, Antti Suutala, Tampere University of Technology, Tampere, Finland, Juha Backman, Nokia Mobile Phones, Salo, Finland

P3-4 Linearisation of a Subsonic Electropneumatic Acoustic Generator ­ L.A. Blondel, Fac. Polytechnique, Mons, Belgium, S.J. Elliott, Univ. of Southampton ISVR, Southampton, UK

P3-5 Electro Dynamic Microphone with Extended Frequency Response ­ Emil Nikolov Milanov, Sofia, Bulgaria

P3-6 'Pop Measurement, Low-Frequency Response and Microphone Construction ­ Martin Schneider, Georg Neumann GmbH, Berlin, Germany

P3-7 Multi Functional Transducer ­ Sawako Usuki, Shuji Saiki, Mitsukazu Kuze, Matsushita Electric Industrial Co., Osaka, Japan

P3-8 Measuring Method to derive the Lumped Elements of the Loudspeaker Thermal Equivalent Circuit ­ Gottfried K. Behler, Armin Bernhard, Inst. f. techn. Acoustics RWTH, Aachen, Germany

P3-9 Development of a Wide Frequency Range and Low Noise Microphone System ­ Takeshi Hara, Tooru Sasaki, Sony Corporation, Shibaura Technology Center, Japan

Session P4 14:00 ­ 18:30 h
AUDIO IN VIRTUAL REALITY SYSTEMS

Chairman: Durand Begault, NASA Ames Research Center, Moffett Field CA, USA

P4-1 A Binaural Simulation which Renders Out of Head Localisation with Low Cost Digital Signal Processing of Head Related Transfer Functions and Pseudo Reverberation ­ David J.M. Robinson, Richard G. Greenfield, Centre for Audio Research and Engineering, University of Essex, Colchester, UK

P4-2 Implementing Doppler Shifts for Virtual Auditory Environments ­ Holger Strauss, Institute of Communication Acoustics, Bochum, Germany

P4-3 Influence of Individual Head Related Transfer Function on the Performance of Virtual Acoustic Imaging Systems ­ Takashi Takeuchi, P.A. Nelson, O. Kirkeby, ISVR University of Southampton, Southampton, UK, H. Hamada, Department of Information and Communication Engineering, Tokyo Denki University, Tokyo, Japan

P4-4 A Study on the Transfer Function of Sound Localization using Binaural Earphones ­ Syohei Yano, Haruhide Hokari, Shoji Shimada, Shimada Lab., Nagaoka University of Technology, Japan, Hideki Irisawa, Tsukuba R&D TI, Japan

P4-5 Octave-band Thresholds for Modeled Reverberant Fields ­ Durand R. Begault, Elizabeth M. Wenzel, Laura L. Tran, Mark R. Anderson, NASA Ames Research Center (Flight Mgt. & Human Factors Div.), Moffett Field, USA

P4-6 Relative Spatialisation Performance of Ambisonic and Transaural Speech ­ Michael J. Evans, University of Reading , Reading, UK, Anthony I. Tew, James A.S. Angus, University of York, York, UK

P4-7 Fast Rendering of Sound Occlusion and Diffraction Effects for Virtual Acoustic Environments ­ Nicolas Tsingos, iMAGIS/GRAVIR-IMAG, Grenoble, France, Jean-Dominique Gascuel

P4-8 Three-Dimensional Sound Localization with Multiple Loudspeakers using a Pair-Wise Association Paradigm and Embedded HRTFs ­ Kelvin C.K. Foo, Malcolm O.J. Hawksford, University of Essex, Colchester, UK, Michael P. Hollier, BT Laboratories, Ipswich, UK

P4-9 Sound Reproduction Applications with Wave Field Synthesis ­ Marinus M. Boone, Edwin N.G. Verheijen, Delft University of Technology, Delft, The Netherlands


TECHNICAL PAPERS SESSIONS

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