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ecg信号产生

于 2022-07-21 发布 文件大小:2.16 kB
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代码说明:

模拟母亲心电信号,因为成人的正常心跳频率为60-100次/分,幅值范围为0.01-4mV,平均心率为80次/分,因此母亲心跳周期为0.75s,采样频率为350Hz,模拟胎儿心电信号,与上文中生成母亲心电的方法相似,不同的是胎儿的心跳频率为120-160次/分,平均心率为140次/分,因此心电周期大概为0.46s,并且胎儿心电的幅值比成年人的小很多,约为28-30μV。

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