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Convention Paper

Multichannel-Reproduced Music with Height Ambiences: Investigating Physical and Perceptual Factors for Comprehensive 3D Experience

Authors: Karampourniotis, Antonios; Indelicato, Mark J.; Kim, Sungyoung; King, Richard

AES Convention 137 · Paper 9154 · October 2014

Abstract

This study investigated the influence of the height loudspeaker positions and their signals on perceived overall sound quality. Two layers and a total of seventeen loudspeakers were used in a horizontal and height layer. Twelve participants were asked to subjectively rank and describe eight randomly presented configurations that consisted of four height loudspeakers. A set of inverse filters was generated and applied to remove the room’s acoustic influence and a new set of listeners were asked to evaluate sound quality. The experimental results indicate the significance of the height loudspeaker positioning for a perceived 3D sound field. These results show that the room’s acoustic influence affects desired perceptual characteristics of the sound field and influences subjective preferences.

Details

Published in
AES Convention 137
AES Convention
137
Paper number
9154
Publication date
October 6, 2014
Session subject
Spatial Audio
Affiliation
Rochester Institute of Technology, Rochester, NY, USA; McGill University, Montreal, Quebec, Canada; The Centre for Interdisciplinary Research in Music Media and Technology, Montreal, Quebec, Canada (See document for exact affiliation information.)
Type
Convention Paper