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A device for calculating a blood vessel index value, a method for calculating a blood vessel index value, and program for calculating a blood vessel index value
A device for calculating a blood vessel index value, a method for calculating a blood vessel index value, and program for calculating a blood vessel index value
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机译:用于计算血管指标值的设备,用于计算血管指标值的方法以及用于计算血管指标值的程序
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摘要
By means of the present invention relates to a device for calculating a blood vessel index value based on a frequency transmission characteristic is provided, comprising: a pulse waves a detection unit (100), the first pulse waves data of a pulse wave at a first location and second pulse waves data of a pulse wave at a second location; a pulse waves frequency characteristic of a derivation unit (203), which has a first frequency characteristic of the first pulse wave of the first pulse waves data and derives a second frequency characteristic of the second pulse wave of the second pulse waves data; a frequency transmission characteristic of a calculation unit (206) having a frequency transmission characteristic for a system is calculated, which the first pulse wave as input signal and the second pulse wave used as output signal; a frequency transmission characteristic correction unit (207), which the frequency transmission characteristic by weighting with a frequency amplification characteristic of the frequency transmission characteristic based on a frequency amplitude characteristic of the first frequency characteristic corrected; a response a calculation unit (208), a response of the system to a reference signal using the corrected frequency transmission characteristic is calculated; and an index value calculation unit (209) a the index value based on the calculated response calculated.
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