Toronto AES Bulletin Oct 2002 Meeting Review

The 113th AES Convention Review

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Papers:

Once again Dr's Vanderkooy and Lipshitz treated us to a review of the papers presented in LA this year including a paper presented by Dr. Vanderkooy:

A-1 Which Loudspeaker Parameters Are Important to Create the Illusion of a Live Performance in the Living Room?-- Siegfried Linkwitz, Linkwitz Lab, Corte Madera, CA, USA

A-2 Characterizing the Amplitude Response of Loudspeaker Systems--Allan Devantier, Harman International Industries, Inc., Northridge, CA, USA

C-3 Driver Directivity Control by Sound Redistribution--Jan Abildgaard Pedersen, Gert Munch, Bang & Olufsen a/s, Struer, Denmark

C-4 Pressure Response of Line Sources--Mark S. Ureda, JBL Professional, Northridge, CA, USA

C-6 High-Efficiency Direct-Radiator Loudspeaker Systems--John Vanderkooy1, Paul M. Boers2 - 1University of Waterloo, Waterloo, Ontario, Canada; 2Philips Research Labs, Eindhoven, The Netherlands

C-7 Audio Application of the Parametric Array--Implementation through a Numerical Model--Wontak Kim1, Victor W. Sparrow2 - 1Bose Corporation, Framingham, MA, USA; 2Pennsylvania State University, University Park, PA, USA

E-1 Computationally Efficient Inversion of Mixed Phase Plants with IIR Filters--Timoleon Papadopoulos, Philip A. Nelson, University of Southampton, Southampton, UK

E-3 Filter Morphing--Topologies, Signals and Sampling Rates--Rob Clark1, 2, Emmanuel Ifeachor2, Glenn Rogers1 - 1Allen & Heath Limited, Penryn, Cornwall, UK; 2University of Plymouth, Plymouth, UK

G-2 Breaking and Making the Rules: Sound Design in 6.1--Ambrose Field, University of York, York, UK

G-4 The Minimum Number of Loudspeakers and its Arrangement for Reproducing the Spatial Impression of Diffuse Sound Field--Koichiro Hiyama, Setsu Komiyama, Kimio Hamasaki, NHK, Setagaya, Tokyo, Japan

G-6 Investigation of Listener Envelopment in Multichannel Surround Systems--Gilbert A. Soulodre, Michel C. Lavoie, Scott G. Norcross, Communications Research Centre, Ottawa, Ontario, Canada

H-1 Scalable Lossless Audio Coding Based on MPEG-4 BSAC--Doh-Hyung Kim, Jung-Hoe Kim, Sang-Wook Kim, Samsung Advanced Institute of Technology, Suwon, Korea

H-2 Lossless Audio Coding Using Adaptive Multichannel Prediction--Tilman Liebchen, Technical University of Berlin, Berlin, Germany

J-2 Multichannel Audio Connection for Direct Stream Digital--Michael Page, Nathan Bentall, Gary Cook, Peter Eastty, Eamon Hughes, Christopher Sleight, Sony Broadcast & Professional Research Labs, Oxford, UK

J-3 The Effect of Idle Tone Structure on Effective Dither in Delta-Sigma Modulation Systems --James A. S. Angus, University of Salford, Salford, UK

J-4 DC Analysis of High Order Sigma-Delta Modulators--Derk Reefman, Erwin Janssen, Philips Research, Eindhoven, The Netherlands

J-4 DC Analysis of High Order Sigma-Delta Modulators--Derk Reefman, Erwin Janssen, Philips Research, Eindhoven, The Netherlands

K-2 Audio Power Amplifier Output Stage Protection--Eric Mendenhall, Gibson Labs, Redondo Beach, CA, USA

N-1 Industry Evaluation of In-Band On-Channel Digital Audio Broadcast Systems --David Wilson, Consumer Electronics Association, Arlington, VA, USA

N-3 Evaluating Digital Audio Artifacts with PEAQ--Eric Benjamin, Dolby Laboratories, San Francisco, CA, USA

N-5 Three-Dimensional Headphone Sound Reproduction Based on Active Noise Cancellation --DaniÎl Schobben, Ronald Aarts, Philips Research Labortories, Eindhoven, The Netherlands

As always the pre-prints can be ordered online at http://www.aes.org/publications/

Dr. Vanderkooy also introduced an exciting new Student Membership policy--$20/year with access to the Journals online.

Dave Clark, P. Eng. of Engineering Harmonics reviewed what's new in PA with a focus on line arrays. Some of the highlights included reviews of the new line arrays by: JBL, Meyer Sound, McCauley, Nexo's Geo, L-Acoustics' V-Dosc, Electro-Voice's X-Line, Adamson Systems Engineering, Gibson Labs

Ron Lynch of DevTek gave us the highlights from the workshops and took us on the tour through many of LA's top recording studios.

Highlights from the Workshops:

W3: WHAT AUDIO ENGINEERS SHOULD KNOW ABOUT HUMAN SOUND PERCEPTION

Presenters:Durand Begault, NASA Ames Research Center, USA

William Martens, University of Aizu, Aizu-Wakematsu, Japan

W5: MIXING AND MASTERING IN MULTICHANNEL SURROUND (Tutorial)

Panelists: John Eargle, JME/JBL Professional, Frank Filipetti, Independent Engineer/Producer, Bob Ludwig, President/Owner, Gateway Mastering & DVD, George Massenburg, President/Owner, GML, LLC

Elliott Scheiner, Independent Engineer/Producer

W9: STUDIO PRODUCTION AND PRACTICES

Chair: George Massenburg, George Massenburg Labs. with David Smith, Sony Music Studios, New York

W11: RECENT DEVELOPMENTS IN MPEG-4 AUDIO

Panelists: Martin Dietz, Coding Technologies, N[cedilla]rnberg, Germany, Ralf Geiger, Fraunhofer IIS-A/AEMT, Ilmenau, Germany, Leon van de Kerkhof, Philips Digital Systems Laboratory, Eindhoven, The Netherlands

Special Events:

AUDIO POST PRODUCTION IN 24p HDTV AND RELATED FORMATS

Moderator: Dennis Weinreich, Videosonics Cinema Sound, London, UK

Facility Tours:

Sunset Sound Studios, Hollywood, Universal Studios Post Complex, Fox Post Production, Century City

Review from the Floor:

Ron reviewed what's new in digital consoles and hard disk recording from the floor: Studers Vista, Deva II and Cameo II, Sadie Series 5, Studio Networks Solutions SAN, Kingston Storcase, JL Cooper CS32 Control Console, Bryston SST Series, Sony

We would like to thank our presenters for their time and insight and once again thank our hosts Ryerson.

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