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Convention Paper

A System for the Reproduction of the Direction-of-Arrival Information in Recorded Sound Fields

Authors: Kirkeby, Ole; Nelson, Philip A.; Orduna, F.; Hamada, Haero

AES Convention 95 · Paper 3731 · October 1993

Abstract

An array of microphones is used to record signals produced by an incident sound field. The objective is to reproduce, as closely as possible, the time histories of the recorded signals together with the direction of propagation of the sound wave producing the signals. It is shown that a very straightforward technique can be used to accomplish this. The approach taken relies on the construction of a matrix of linear filters which are derived by using a least squares technique. The matrix operates on a vector of recorded signals, and produces a vector of signals input to an array of acoustic sources used for reproducing the field.

Details

Published in
AES Convention 95
AES Convention
95
Paper number
3731
Publication date
October 6, 1993
Session subject
Auralization—Progress in Modeled and Reproduced Environments: New Techniques for Transaural and Binaural Reproduction and Room Modeling
Affiliation
Southampton University, Southampton UK ; Tokyo Denial University, Chiyoda-ku, Tokyo, Japan (See document for exact affiliation information.)
Type
Convention Paper