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Convention Paper

Modification of HRTF Filters to Reduce Timbral Effects in Binaural Synthesis

Authors: Merimaa, Juha

AES Convention 127 · Paper 7912 · October 2009

Abstract

Using head-related transfer functions (HRTFs) in binaural synthesis

often produces undesired timbral coloration. In this paper, a method

for designing modified HRTF filters with reduced timbral effects is

proposed. The method is based on reducing the variation in the

root-mean-square spectral sum of a pair of HRTFs while preserving the

interaural time difference and interaural level difference. In formal

listening tests it is shown that the coloration due to the tested

non-individualized HRTFs can be significantly reduced without altering

the resulting localization.

Details

Published in
AES Convention 127
AES Convention
127
Paper number
7912
Publication date
October 6, 2009
Session subject
Spatial Audio
Affiliation
Sennheiser Research Laboratory, Palo Alto, CA, USA (See document for exact affiliation information.)
Type
Convention Paper