ECG （1）设计滤波器

心电信号分析 （1）设计滤波器，实现对心电信号的噪声抑制和基线纠漂。 （2）时域分析：R波检测算法与实现. （3）功率谱分析：对消噪后的信号进行功率谱分析。要求计算信号的功率谱，功率谱峰值，峰值频率。

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%%　名称：信号处理综合训练课程设计——早晨心电信号处理程序
%%　功能：对采集到的心电信号进行去噪等处理，后提取出心电信号中Ｒ的周期、峰值及信号的幅频、相频和功率谱特征参数，并保存为ＴＸＴ数据文档
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AA=20; %一阶导数缩放系数
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%　　　１　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　心电数据的导入
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     文件       9382  2011-07-13 09:00  date_recover2.m

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