type1_ir.m

来自「主要是介绍DSP算法在matlab中的实现」· M 代码 · 共 33 行

% Chapter 7 Matlab Figure on 

%           sym impulse response odd M

%

subplot(1,1,1)

% ODD M

h = [-4,1,-1,-2,5,6,5,-2,-1,1,-4];

M = length(h); n = 0:M-1; alpha = (M-1)/2;

subplot(2,1,2);

stem(n,h); axis([-1,M,-5,8]);

title('Symmetric Impulse Response: M odd')

xlabel('n'); ylabel('h(n)')

set(gca,'XTickMode','manual','XTick',[0,5,10],'Xgrid','on')

set(gca,'XTickLabelMode','manual',...

        'XTickLabels',['   0   ';'(M-1)/2';' (M-1) '])

set(gca,'YTickMode','manual','YTick',[0],'Ygrid','off')

set(gca,'YTickLabelMode','manual','YTickLabels',['0'])