ex0817.m

来自「数字信号处理（机械工业出版社）的源码」· M 代码 · 共 5 行

% Chapter 08: Example 8.16Design a filter
n = 30;
f = [0 0.9]; a = [0 0.9];
b = firls(n,f,a,'differentiator');
freqz(b)