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利用对消驱动提高心电信号测量共模抑制的原理分析 被引量:1

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摘要 心电信号是人体特定的点与点之间的差模电压,信号幅度在0.5-8 mV之间,典型值为1 mV。心电受到的工频干扰非常强,一般情况下人体的工频幅值在V级,比心电信号大3个数量级,工频干扰常以共模形式出现。
作者 吴英超
出处 《电子测量技术》 2012年第9期14-14,共1页 Electronic Measurement Technology
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