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Convention Paper

Subjective Graphical Representation of Microphone Arrays for Vertical Imaging and Three-Dimensional Capture of Acoustic Instruments, Part I

Authors: Martin, Bryan; King, Richard; Woszczyk, Wieslaw

AES Convention 141 · Paper 9613 · September 2016

Abstract

This investigation employs a simple graphical method in an effort to represent the perceived spatial attributes of three microphone arrays designed to create vertical and three-dimensional audio images. Three separate arrays were investigated in this study: 1. Coincident, 2. M/S-XYZ, and 3. Non-coincident. Instruments of the orchestral string, woodwind, and brass sections were recorded. Test subjects were asked to represent the spatial attributes of the perceived audio image on a horizontal/vertical grid via a pencil drawing. It can be seen in the subjects’ representations that these techniques clearly capture much more information than a single microphone and exhibit vertical as well as horizontal aspects of the audio image.

Details

Published in
AES Convention 141
AES Convention
141
Paper number
9613
Publication date
September 6, 2016
Session subject
Spatial Audio: Production
Affiliation
McGill University, Montreal, QC, Canada; Centre for Interdisciplinary Research in Music Media and Technology (CIRMMT), Montreal, QC, Canada; Enhanced Reality Audio Group (ERA), Montreal, quebec, Canada (See document for exact affiliation information.)
Type
Convention Paper