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Convention Paper

A Listener Adaptive Optimal Source Distribution System for Virtual Sound Imaging

Authors: Simon Galvez, Marcos F.; Takeuchi, Takeshi; Fazi, Filippo Maria

AES Convention 140 · Paper 9574 · May 2016

Abstract

This paper describes the use of an optimal source distribution loudspeaker array for binaural reproduction. In this paper the device is made adaptive to the listener’s position. This is obtained by using a fixed set of crosstalk cancellation filters created for a central listening position plus a listener-position dependent delay network, which varies the delay of each loudspeaker unit to maximize the cross-talk cancellation response at the listener’s position. The paper introduces the formulation required for the adaptive control and simulated results predicting the performance of the device for symmetrical and asymmetrical listening positions. It is also shown how the proposed formulation has been implemented on a Sherwood S7 OPSODIS soundbar.

Details

Published in
AES Convention 140
AES Convention
140
Paper number
9574
Publication date
May 6, 2016
Session subject
Rendering Systems
Affiliation
University of Southampton, Southampton, Hampshire, UK (See document for exact affiliation information.)
Type
Convention Paper