抄録
Emergency situations such as a car accident, it is important in life-saving activities that quickly detects the driver's vital. There is a heart sound as a method to obtain the non-contact vital signs, such as a mat attached to the microphone studies to measure the heart rate and breathing have been made. However, such studies measuring the vital vehicle driver at the time of the accident has not been performed yet. In this study, in-vehicle car, which is aimed at developing a system that can determine instantly driver and occupant injury. The system calculates the heart rate to detect heart sounds from microphone device prototype. The measurement showed efficacy to examine whether it can measure corresponding to heart rate variability by measuring the heart rate at rest and after exercise is performed and numerical comparison of the contact device.
