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Convention Paper

Room Compensation using Multichannel Inverse Filters for Wave Field Synthesis Systems

Authors: Fuster, Laura; González, Alberto; Lopez, Jose Javier; Zuccarello, Pedro

AES Convention 118 · Paper 6401 · May 2005

Abstract

Wave Field Synthesis is a 3D audio reproduction system, which allows synthesizing a realistic sound field in an extended area by using arrays of loudspeakers. However, the listening room introduces new echoes not present in the signal to be reproduced, reducing the spatial effect. This paper proposes a new correction approach based on obtaining direct solutions for the multichannel inverse filter bank in order to reduce the error in the listener area. Time and frequency domain algorithms will be proposed to calculate the bank of inverse filters. Different laboratory experiments have been carried out for validating the method.

Details

Published in
AES Convention 118
AES Convention
118
Paper number
6401
Publication date
May 6, 2005
Session subject
Multichannel Sound (5.1 Alternatives, WFS)
Affiliation
Universidad Politécnica de Valencia (See document for exact affiliation information.)
Type
Convention Paper