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Conference Paper

A Robustness Study for Low-Channel-Count Cross-Talk Cancellation Systems

Authors: Simon, Marcos; Berkeley, Charles; Hamdan, Eric; Fazi, Filippo Maria

AES Conference: 2019 AES International Conference on Immersive and Interactive Audio · Paper 74 · March 2019

Abstract

Cross-talk cancellation makes the reproduction of binaural audio possible through loudspeakers. This is typically achieved by employing a digital signal processing network that controls the acoustic pressure at the listener’s ears. Although this can be achieved by using only two loudspeakers, there has been a recent tendency of using loudspeaker arrays, which increase the robustness to source errors and reduce room’s response influence. This document presents a numerical study on the trade-off between cross-talk cancellation performance and the number of channels of a loudspeaker array. Special attention is given to the conditioning of the array and how this is affected by inaccuracies in the driver response for different numbers of loudspeakers: 2, 3, 4, 5, and 7.

Details

Published in
AES Conference: 2019 AES International Conference on Immersive and Interactive Audio
Paper number
74
Publication date
March 6, 2019
Affiliation
University of Southampton, Southampton, UK (See document for exact affiliation information.)
Type
Conference Paper