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Convention Paper

A Sub-band Approach to Wave-Field Synthesis Rendering

Authors: Bleda, Sergio; Escolano, Jose; Lopez, Jose; Pueo, Basilio

AES Convention 118 · Paper 6403 · May 2005

Abstract

This paper presents a sub-band modification of the Wave-Field Synthesis 3-D audio algorithm for improving the degradations in the reproduction above the spatial aliasing frequency. With the method presented, the spectrum above the spatial aliasing frequency for each source is reproduced using only one loudspeaker of the array. Several advantages are obtained: there is not any comb-filtering effect, avoids dependence between the spatial aliasing frequency and the cross-over frequency on the transducers and some computational cost savings. The characteristics of localization cues of the human auditory system at high frequencies help to validate psico-acoustically this method.

Details

Published in
AES Convention 118
AES Convention
118
Paper number
6403
Publication date
May 6, 2005
Session subject
Multichannel Sound (5.1 Alternatives, WFS)
Affiliation
Universidad de Alicante; Universidad Politecnica Valencia (See document for exact affiliation information.)
Type
Convention Paper