| 摘要 |
PROBLEM TO BE SOLVED: To provide a noise measuring system capable of collecting a multitude of vehicle data on running status of vehicles, measuring in real time, noise information outside a vehicle, engine control information and noise information inside a vehicle, confirming adoption of a measuring test run on the vehicle side, lowering man-hour and increasing in efficiency of business. SOLUTION: By synchronizing a computer on the vehicle side with a computer on the ground side, reading of power train control information and measurement of inside-vehicle noise information and outside-vehicle noise information is conducted. Then, with the computer on the vehicle side, the power train control information and the overall value of the outside-vehicle noise information are indicated, and also adoption of vehicle running is made automatically judge based on the information. When the running is effective, the measurement is terminated in the system construction. COPYRIGHT: (C)2006,JPO&NCIPI
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