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Journal Article Open Access

Multichannel 3D Microphone Arrays: A Review

Authors: Lee, Hyunkook

Journal of the Audio Engineering Society · Volume 69 · Issue 1/2 · pp. 5–26 · January 2021

Abstract

Along with the recent advance of multichannel 3D audio technologies, a number of new microphone techniques for 3D sound recording have been proposed over the years. To choose a technique that is most suitable for the intended goal of a recording, it is first necessary to understand the design principles, pros, and cons of different techniques. This paper first categorizes existing 3D microphone arrays according to their physical configurations, design philosophies, and purposes, followed by an overview of each array. Studies that have subjectively or objectively evaluated different microphone arrays are also reviewed. Different approaches in the configuration of upper microphone layer are discussed, aiming to provide theoretical and practical insights into how they can contribute to creating an immersive auditory experience. Finally, limitations of previous studies and future research topics in 3D sound recording are identified.

Details

Publication
Journal of the Audio Engineering Society
Volume
69
Issue
1/2
Pages
5–26
Publication date
January 6, 2021
Affiliation
Applied Psychoacoustics Lab (APL), University of Huddersfield, Huddersfield, United Kingdom (See document for exact affiliation information.)
Type
Journal Article