📄 ex0812.m
字号:
% Chapter 08: Example 8.12 Design a filter
f=0:0.002:1;
m(1:201)=1;
m(202:301)=0;
m(302:351)=0.5;
m(352:401)=0;
m(402:501)=1;
b = fir2(30,f,m);
freqz(b,1,128); %frequency response.
figure
[h,w] = freqz(b,1,128);
plot(f,m,w/pi,abs(h))
legend('Ideal','fir2 Designed')
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -