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Convention Paper

Wigner Representation of Loudspeaker Responses in a Living Room

Authors: Druyvesteyn, W. F.; Kaizer, A. J. M.; Verschuur, D. J.; de Vries, Diemer

AES Convention 82 · Paper 2447 · March 1987

Abstract

The Wigner distribution is a time-frequency representation which has proved itself to be a valuable tool for describing the direct sound field of a loudspeaker as measured in an anechoic room. However, the subjetive judgment of loudspeaker boxes is always done by listening tests in a living room. In order to settle this controversy, we investigated the applicability of the Wigner concept to loudspeaker responses in a reflecting environment. Three Wigner-based representations are discussed, two of which seem promising for practical use.

Details

Published in
AES Convention 82
AES Convention
82
Paper number
2447
Publication date
March 6, 1987
Session subject
Loudspeakers
Affiliation
Philips Research Laboratories, Eindhoven, The Netherlands ; Delft University of Technology, Delft, The Netherlands (See document for exact affiliation information.)
Type
Convention Paper