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Convention Paper

A Convolution-Based System for Virtual Acoustic Support of Performing Musicians

Authors: Woszczyk, Wieslaw; Ko, Doyuen; Leonard, Brett

AES Convention 129 · Paper 8224 · November 2010

Abstract

A system is developed that utilizes measured impulse responses from a variety of superior acoustic spaces to generate, using low-latency multichannel convolution, an artificial sound field augmenting that already present in a performance space. This method of virtual acoustic technology does not regenerate the reflected energy produced by the existing room; instead it contributes desirable room response components from other measured spaces. The adjustable acoustic conditions are set using a comprehensive GUI, transducer arrays, and layered system architecture. Tests conducted with a small ensemble (violin duet) show that such system provides flexible control of acoustic conditions, which may help musicians achieve better artistic performance.

Details

Published in
AES Convention 129
AES Convention
129
Paper number
8224
Publication date
November 6, 2010
Session subject
Virtual Rooms
Affiliation
McGill University, Montreal, Quebec, Canada (See document for exact affiliation information.)
Type
Convention Paper