Comparison of the width of sound sources in 2-channel and 3-channel sound reproduction

Munhum Park*, Aki Härmä, Steven Van De Par, Georgia Tryfou

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingAcademicpeer-review

Abstract

In this paper, we present the result of listening tests where the width of the sound stage was compared between conventional 2-channel stereophony and 3-channel reproduction with an additional centre loudspeaker. When listeners were seated at the axis of symmetry, there was no significant difference between the two cases. On the off-axis positions there was a clear trend that the perceived image width of the noise is influenced by the way an additional interfering stimulus is reproduced, which was found to depend on the correlation of the noise. The results suggest that the spatial attribute of one sound image may be affected by another, for which possible explanations based on the principles of binaural hearing will be discussed.

Original languageEnglish
Title of host publication128th Audio Engineering Society Convention 2010
Pages1632-1639
Number of pages8
Volume3
Publication statusPublished - 2010
Externally publishedYes
Event128th Audio Engineering Society Convention 2010 - London, United Kingdom
Duration: 22 May 201025 May 2010
Conference number: 128

Conference

Conference128th Audio Engineering Society Convention 2010
Country/TerritoryUnited Kingdom
CityLondon
Period22/05/1025/05/10

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