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Conference Paper

Horizontal Plane HRTF Reproduction Using Continuous Fourier-Bessel Functions

Authors: Abhayapala, Thushara D.; Kennedy, Rodney A.; Zhang, Wen

AES Conference: 31st International Conference: New Directions in High Resolution Audio · Paper 4 · June 2007

Abstract

This paper proposes a method to reproduce the Head Related Transfer Function (HRTF) in the horizontal auditory scene. The method is based on a separable representation which consists of a Fourier Bessel series expansion for the spectral components and a conventional Fourier series expansion for the spatial dependence. The proposed representation can be used to predict HRTFs at any azimuth position and at any frequency sampling point from a finite number of measurements. Implementation details are demonstrated in the paper. Measured HRTFs from a KEMAR manikin and analytically simulated HRTFs were used to validate the fidelity and predictive capabilities of the method. The average mean square error for model reconstruction is less than two percent.

Details

Published in
AES Conference: 31st International Conference: New Directions in High Resolution Audio
Paper number
4
Publication date
June 6, 2007
Session subject
High Resolution Audio
Affiliation
The Australian National University (See document for exact affiliation information.)
Type
Conference Paper