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Conference Paper

Subjective Perception based on Acoustical Parameters for In-Vehicle Virtual Sound

Authors: Choi, Minsik; Jung, Woochul; Kim, Sungho; Lazaro, May Jorella; Kalinowski, Marcin; Lee, Jeonghwan; Moon, Soyoun; Yun, Myung Hwan; Sikora, Grzegorz

AES 2024 International Conference on Automotive Audio · Paper 3 · June 2024

Abstract

Automotive manufacturers are engaging with audio system providers to offer unique auditory experiences. This is achieved through the replication of acoustic environments, coinciding with the growing prominence of infotainment systems. Gaining an understanding of how acoustical parameters impact human perception is essential in the development of virtual acoustic venues within this context. Hence, this is an initial study to explore the correlation between objective measures and subjective responses in reproduced in-vehicle virtual acoustics, with the aim of augmenting the auditory experience for passengers. A jury test was conducted, and the resulting data was subjected to statistical analysis. The findings align with previous studies except for intimacy, indicating visual disparities in virtual environments. Also, while reverberation, linked to envelopment, is basically influenced by early decay time, optimizing reverberation time within a specific range can improve the auditory experience in vehicles by enhancing naturality, which is correlated with key variables including overall impression.

Details

Published in
AES 2024 International Conference on Automotive Audio
Paper number
3
Publication date
June 17, 2024
Session subject
Auditory User Experience; In-vehicle Virtual Sound; Subjective Evaluation
Affiliation
School of Computing, Australian National University; Department of Industrial Engineering, Seoul National University; Department of Industrial Engineering, Seoul National University; Department of Systems Engineering, Republic of Korea Air Force Academy; CX Insight Team, Samsung Electronics Co.; Harman International, Automotive Division, Garching bei München, 85748, Germany; Harman International Korea, Automotive Division, Seoul 06792, Korea; Harman International Korea, Automotive Division, Seoul 06792, Korea (See document for exact affiliation information.)
Type
Conference Paper