www.gusucode.com > MATLAB高阶累积量工具箱 > MATLAB高阶累积量工具箱/MATLAB高阶累积量工具箱/hosa/use_doa.m
clf, clear, nfft=256; t=0:1/nfft:1; signal=[exp(sqrt(-1)*2000*2*pi*t);... exp(sqrt(-1)*1500*2*pi*t);... exp(sqrt(-1)*3000*2*pi*t)]; [p,q]=size(signal); st=signal; theta=[10,30,38]*pi/180; steer=exp(sqrt(-1)*pi*sin(theta)); A=[steer.^(-5);steer.^(-4);steer.^(-3);steer.^(-2);steer.^(-1);steer.^0;... steer;steer.^2;steer.^3;steer.^4;steer.^5]; val=1/sqrt(2); nt=(1/sqrt(2))*(val*randn(size(A*st))+j*val*randn(size(A*st))); snr=80; pow=10.^(-snr/10); xt=A*st;%+pow*nt; doa(xt',0.5,2.,3,2,1);