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Convention Paper

Research on the Improvement of Naturalness in Auralization

Authors: Choi, Chulmin; Kim, Lai-Hoon; Doo, Sejin; Oh, Yangki; Sung, Koeng-Mo

AES Convention 111 · Paper 5414 · November 2001

Abstract

Measuring and reproducing spatial impressions of a sound field has been an important issue in auditorium acoustics for the study of existing auditory spaces. For this purpose, the directional impulse response, which contains spatial information, can be measured and auralized. Typical method for synthesizing binaural impulse response from the measured data assumes each reflection as ideal impulse with measured time delay and level. This makes difference between auralized situation and real situation because the shape of each reflection contains the information of sound color. We propose improved auralization algorithm, which uses real reflection samples from measured impulse response. In this paper, we measured the early reflection profile of a room using 5-microphones system and synthesized the binaural impulse response using proposed algorithm.

Details

Published in
AES Convention 111
AES Convention
111
Paper number
5414
Publication date
November 6, 2001
Session subject
Spatial and Multichannel
Affiliation
School of Electric and Computer Engineering, Seoul National University ; Dept. of Broadcast Eng., Dong-Ah Broadcasting College ; Dept. of Architecture, Mokpo National University, Seoul, Kwanak-gu Shinlim-dong Seoul Nat’ l Univ., KOREA (See document for exact affiliation information.)
Type
Convention Paper