作业帮超级危机（有关数字信号处理MATLAB应用）clear all;Wpl=100;Wph=250;Wp=[Wpl,Wph];Rp=3;Wsl=50;Wsh=300;Ws=[Wsl,Wsh];Rs=30;Fs=1000;[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);[b,a]=cheby2(N,Rp,Wn);freqz(b,a,512,1000);希望有强人能一句
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/16 18:25:59
![超级危机（有关数字信号处理MATLAB应用）clear all;Wpl=100;Wph=250;Wp=[Wpl,Wph];Rp=3;Wsl=50;Wsh=300;Ws=[Wsl,Wsh];Rs=30;Fs=1000;[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);[b,a]=cheby2(N,Rp,Wn);freqz(b,a,512,1000);希望有强人能一句](/uploads/image/z/8675352-0-2.jpg?t=%E8%B6%85%E7%BA%A7%E5%8D%B1%E6%9C%BA%EF%BC%88%E6%9C%89%E5%85%B3%E6%95%B0%E5%AD%97%E4%BF%A1%E5%8F%B7%E5%A4%84%E7%90%86MATLAB%E5%BA%94%E7%94%A8%EF%BC%89clear+all%3BWpl%3D100%3BWph%3D250%3BWp%3D%5BWpl%2CWph%5D%3BRp%3D3%3BWsl%3D50%3BWsh%3D300%3BWs%3D%5BWsl%2CWsh%5D%3BRs%3D30%3BFs%3D1000%3B%5BN%2CWn%5D%3Dcheb2ord%28Wp%2F%28Fs%2F2%29%2CWs%2F%28Fs%2F2%29%2CRp%2CRs%29%3B%5Bb%2Ca%5D%3Dcheby2%28N%2CRp%2CWn%29%3Bfreqz%28b%2Ca%2C512%2C1000%29%3B%E5%B8%8C%E6%9C%9B%E6%9C%89%E5%BC%BA%E4%BA%BA%E8%83%BD%E4%B8%80%E5%8F%A5)
超级危机（有关数字信号处理MATLAB应用）clear all;Wpl=100;Wph=250;Wp=[Wpl,Wph];Rp=3;Wsl=50;Wsh=300;Ws=[Wsl,Wsh];Rs=30;Fs=1000;[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);[b,a]=cheby2(N,Rp,Wn);freqz(b,a,512,1000);希望有强人能一句
超级危机（有关数字信号处理MATLAB应用）
clear all;
Wpl=100;
Wph=250;
Wp=[Wpl,Wph];
Rp=3;
Wsl=50;
Wsh=300;
Ws=[Wsl,Wsh];
Rs=30;
Fs=1000;
[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);
[b,a]=cheby2(N,Rp,Wn);
freqz(b,a,512,1000);
希望有强人能一句句帮我解释
需要每一句的解释啊.[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);
[b,a]=cheby2(N,Rp,Wn);
freqz(b,a,512,1000);
尤其是这3句
超级危机（有关数字信号处理MATLAB应用）clear all;Wpl=100;Wph=250;Wp=[Wpl,Wph];Rp=3;Wsl=50;Wsh=300;Ws=[Wsl,Wsh];Rs=30;Fs=1000;[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);[b,a]=cheby2(N,Rp,Wn);freqz(b,a,512,1000);希望有强人能一句
Wpl=100; %%通带下界频率
Wph=250; %%通带上界频率
Wp=[Wpl,Wph]; %%通带频率指标向量
Rp=3; %%通带波纹
Wsl=50; %%阻带下界频率
Wsh=300; %%通带上界频率
Ws=[Wsl,Wsh]; %%阻带频率指标向量
Rs=30; %%阻带衰减
Fs=1000; %%采样频率
[N,Wn]=cheb2ord(Wp/(Fs/2),Ws/(Fs/2),Rp,Rs);%%切比雪夫二型滤波器最小阶数函数
[b,a]=cheby2(N,Rp,Wn); %%利用上面获得的最小阶数和Wn构造切比雪夫二型滤波器
freqz(b,a,512,1000); %%画出该滤波器的幅频和相频