資源簡介
為對付從旁瓣進入的有源干擾,采用4個輔助天線,采樣后求相消權值,加權后和主通道對消
代碼片段和文件信息
close?all;
clear?all;
clc;
lamda=0.5;
k=2*pi/lamda;
d=lamda/2;
mainN=1;
M=[1:10];
mianPos=5;
assistantPos=[1?3?7?9];%???7?9
assistantN=length(assistantPos);
dx=(assistantPos-mianPos)*d;
jamerAzimuth=[-100?5?40?65]*pi/180;jamerElevation=[5?10??50?30]*pi/180;%;???60?150?10?15?25?10????????75?-50??20?10
jamerNum=length(jamerAzimuth);
tao=20e-6;
B=5e6;
u=B/tao;
fs=2*B;
t=(-tao/2+1/fs:1/fs:tao/2);
prt=150e-6;
sample=fix(fs*tao);
totalSample=fix(fs*prt);
echo=zeros(1totalSample);
noiseAmp=1;
SNR=20;
signalAmp=10^(SNR/20);
noise=1/sqrt(2)*(randn(1totalSample)+j*randn(1totalSample));
signal=zeros(1totalSample);
signal(101:101+sample-1)=signalAmp*exp(j*pi*u*t.^2);
signal=signal+noise;
%figure;plot((-sample/2+1:sample/2)/sample*fsabs(fftshift(fft(signal))))
JSR=
?屬性????????????大小?????日期????時間???名稱
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?????文件???????4514??2013-12-11?17:23??ASLC_ULA.m
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?????????????????4982????????????????????3
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