notch filter using butter

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Deep Tayal
Deep Tayal 2013-10-11
回答： Honglei Chen 2013-10-14
>> [z p k] = butter(10, [55 65]./(fs/2), 'stop'); >> [sos,g]=zp2sos(z,p,k); >> h=dfilt.df2sos(sos,g); >> fvtool(h);
how do apply this to my signal...
  1 个评论
Jonathan LeSage
Jonathan LeSage 2013-10-14
Could you provide more information on what you are trying to accomplish? Are you just trying to filter a signal in the MATLAB environment?

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回答（1 个）

Honglei Chen
Honglei Chen 2013-10-14
If your signal is x, just do
y = filter(h,x)

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