Data collection and signal analysis 数据采集与信号分析
This system consisted of signal perceiving transformation part, signal wave filtration and magnification part, signal collection and analysis part.
该系统由次声信号的感应变换，信号滤波及放大，信号的采集及信号分析显示等一部分组成。
Virtual Instrument Collection phonocardiogram source code, is based on the computer sound card, which determined the sound signal and spectrum analysis.
心音采集的虚拟仪器源代码，是基于计算机声卡的，里面有心音信号和频谱分析等。
The full function software can achieve the collection, storage, display, analysis and playback of ECG signal.
功能完善的软件系统可以完成心电信号的采集、存储、显示、分析、回放等功能。
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