Matlab仿真窄带平稳高斯噪声张嘉豪

Matlab 仿真窄带平稳高斯噪声 ——04211302 刘英琪 1120130996functon PDF( )num = 100;Nc= randn(1,num);m = 10;[y,x]=his

仿真窄带平稳高斯噪声 Matlab ——刘英琪 04211302 1120130996 functon PDF( ) num =100; Nc= randn(1,num); m= 10; [y,x]=hist(Nc,m); dy=y/num; dx=mean(diff(x)); y_pdf=dy/dx; figure; bar(x,y_pdf); Ns=randn(1,num); [y,x]=hist(Ns,m); dy=y/num; dx=mean(diff(x)); y_pdf=dy/dx; figure; bar(x,y_pdf); fc=1e6; N_t=5; t=[1:N_t]/fc/N_t; figure; for n=1:N_t; NBN=Nc*cos(2*pi*fc*t(n))-Ns*sin(2*pi*fc*t(n)); [y,x]=hist(NBN,m); dy=y/num; dx=mean(dif(x)); y_pdf=dy/dx; subplot(1,N_t,n),bar(x,y_pdf); hold on end