MUSIC算法测角的Matlab仿真

MUSIC算法测角的matlab仿真

A.1.均匀线性阵列用music算法测方位角
clc;
clear;
l=6;
lma=15;%??
%------入射角度设置-----
%ql=pi/2;
q2=pi/6;
q3=pi/2;
q4=3*pi/4;
%天线阵列因子
%A1=[exp(-2*pi*j*l/lma*[0:6]*cos(q1))]';
A2=[exp(-2*pi*j*l/lma*[0:6]*cos(q2))]';
A3=[exp(-2*pi*j*l/lma*[0:6]*cos(q3))]':
A4=[exp(-2*pi*j*l/lma*[0:6]*cos(q4))]';
A=[A2,A3,A4];  %求出A矩阵

 R1=1e4;R2=5.0e4;R3=3e4;R4=8.12e4;
 c=3.0e8;
taol=2*R1/c;
tao2=2*R2/c;
tao3=2*R3/c;
tao4=2*R4/c;
f0=20e6;

T=10e-6;                          %调制时间10us
B=3e6;                             %调频带宽30MHz
K=B/T;                             %调频斜率