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Document Type and Number:
Japanese Patent JP6696716
Kind Code:
PROBLEM TO BE SOLVED: To provide a vehicle sound evaluation device capable of predicting and evaluating comfort and discomfort which are applied to a driver of a vehicle, a passenger of the vehicle and a peripheral environment of the vehicle by an engine sound, an air conditioner sound and various kinds of sounds generated by various kinds of components which can be heard at outside of a cabin of a vehicle such as a motor vehicle.SOLUTION: A vehicle sound evaluation device comprises: an acoustic sensor for collecting acoustic signals which are output in a cabin and outside of the cabin of a vehicle such as a motor vehicle; an acoustic signal analysis part for analyzing the acoustic signal; and a vehicle sound evaluation part for evaluating comfort of a person to the acoustic signal based on an analysis result of the acoustic signal analysis part. The acoustic signal analysis part has a function for calculating an acoustic nerve excitement pattern from an acoustic sense filter shape of a non-impaired person, and the vehicle sound evaluation part has a function for determining comfort of the acoustic signal based on the acoustic nerve excitement pattern.SELECTED DRAWING: Figure 1

Fumio Koga
Shinichi Sakamoto
Application Number:
Publication Date:
May 20, 2020
Filing Date:
February 26, 2016
Export Citation:
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Koga Co., Ltd.
Oto Designers Co., Ltd.
International Classes:
B60R16/037; G01H3/00; G01H17/00; G10L25/18; G10L25/51
Domestic Patent References:
Foreign References:
Attorney, Agent or Firm:
Yu Koyama

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