h.m

来自「MATLAB语音信号处理功能」· M 代码 · 共 5 行

[b,a]=ellip(4,0.1,40,20*2/Fs,'high');
[H,w]=freqz(b,a,512);
plot(w*Fs/(2*pi),abs(H));
xlabel('Frequency (Hz)');ylabel('Mag.of frequency response');
grid;