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Conference Paper

Static and Dynamic Sound Source Localization in a Virtual Room

Authors: Grohn, Matti; Lokki, Tapio; Takala, Tapio

AES Conference: 22nd International Conference: Virtual, Synthetic, and Entertainment Audio · Paper 000213 · June 2002

Abstract

An audio localization test comparing accuracy of static and moving sound sources was carried out in a spatially immersive virtual environment, using loudspeaker array with vector based amplitude panning for virtual sound sources. Azimuth and elevation error in localization were measured. Different sound signals were compared as well. As was expected errors in azimuth localization accuracy were smaller than errors in elevation accuracy. There were more localization blur with virtual sound sources than sound sources reproduced directly from a single loudspeaker. Moving sound sources were localized as well as static panorated sound sources. Although the sound sources moved steadily, the measurements indicated that subjects perceived the changes in sound source location stepwise.

Details

Published in
AES Conference: 22nd International Conference: Virtual, Synthetic, and Entertainment Audio
Paper number
000213
Publication date
June 6, 2002
Session subject
Virtual, Synthetic and Entertainment Audio
Affiliation
Telecommunications Software and Multimedia Laboratory, HUT, Finland ; Nokia Ventures Organization, Nokia Group, Finland (See document for exact affiliation information.)
Type
Conference Paper