心电信号dsp处理程序，程序对信号作滤波处理，可以很方便看到滤波效果。-ECG dsp handling procedures, procedures for filtering the signal processing, can easily see the filtering effect.

心电图软件的功能类，包含多种心电图的计算功能，如R波检测等。-ECG software, functional classes, including the calculation of a variety of ECG features, such as R-wave detection.