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去除示波器和数字化仪中的噪声和干扰
除CAN总线外,差分信号在RS-422、RS-485、双绞线以太网和其他串行数据通信链路中也很常见 ... 平均处理可以减小随机性分量的幅度,而背景减法技术则可以从波形中去除周期性分量。图3显示了使用这些工具对图1所示干扰信号进行的分析。 图3:使用平均处理 ...
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