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Convention Paper

An Integrated Algorithm for Optimized Playback of Higher Order Ambisonics

Authors: Davis, Robert E.; Clark, D. Fraser

AES Convention 135 · Paper 8945 · October 2013

Abstract

An algorithm is presented that gives improved playback performance of higher order ambisonic material on practical loudspeaker arrays. The optimizations are based on sound field reproduction theories with additional parameters to account for the compensation of loudspeaker and listener positioning constraints and numbers of listeners. Automatic calculation of loudspeaker distances is also achieved based on room dimensions and a gain calibration routine is incorporated. Results are given to quantify the resulting algorithm performance, informal listening tests were carried out, and aspects of implementation are discussed.

Details

Published in
AES Convention 135
AES Convention
135
Paper number
8945
Publication date
October 6, 2013
Session subject
Spatial Audio
Affiliation
University of the West of Scotland, Paisley, Scotland, UK (See document for exact affiliation information.)
Type
Convention Paper