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Convention Paper

Assessment of Sound Field in a Car

Authors: Choi, Chulmin; Kim, Lae-hoon; Oh, Yangki; Doo, Sejin; Sung, Koeng-Mo

AES Convention 113 · Paper 5701 · October 2002

Abstract

This paper describes the measurement and assessment method for sound field in a car cabin, which is so small that conventional room acoustical parameters cannot be employed directly. Firstly, we measured the sound field using multi-channel microphone system and calculated some room acoustical parameters for judging their validity in the car cabin. As a result, we could conclude that many of the conventional parameters do not have useful meaning in a car and its audio system. By analyzing the impulse responses from many cars, we could develop some parameters for more profound assessment of the sound field in a car.

Details

Published in
AES Convention 113
AES Convention
113
Paper number
5701
Publication date
October 6, 2002
Session subject
Audio Networking; Automotive Audio
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, Kwanakgu Shinlimdong Seoul Nat’l Univ., KOREA (See document for exact affiliation information.)
Type
Convention Paper