设计满足下列条件的模拟BW型高通滤波器FP=5KHz fs=1kHz ap<=1dB as>=40dB

Question

如题所述

Answer 1

FP=5*1e+3;
fs=1e+3;
ap=1;
as=40;

[n,Wn]=buttord(2*pi*FP,2*pi*fs,ap,as,'s')
[b,a]=butter(n,Wn,'high')
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