该系统由心音传感器、心音信号采集处理电路及计算机组成。
It consists of a phonocardiogram sensor, a heart sound collecting and processing circuit, and a computer.
方法：使用HKY06 A心音传感器提取心音信号，使用双向检波及低通滤波实现心音包络的提取。
Method: to use Model HKY06A heart vibration sensor for the detection of the heart sound, and to form the heart sound envelope with two way hardware rectification and low frequency passed filter.
传感器例如可以包括胸液传感器、心音传感器、心腔压或动脉压传感器、呼吸传感器或血液化学传感器。
The sensor may comprise a thoracic fluid sensor, a heart sounds sensor, a cardiac chamber or arterial pressure sensor, a respiration sensor, or a blood chemistry sensor, for example.
传感器例如可以包括胸液传感器、心音传感器、心腔压或动脉压传感器、呼吸传感器或血液化学传感器。
The sensor may comprise a thoracic fluid sensor, a heart sounds sensor, a cardiac chamber or arterial pressure sensor, a respiration sensor, or a blood chemistry sensor, for example.
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