clear all

fd1=fopen('raws.dat','rb');
s=fread(fd1,'uchar');
fclose(fd1)
s=s(1:2:2097152)+j*s(2:2:2097152);
s=reshape(s,1024,1024);
s=s-mean(mean(s));
[ran_num,azi_num]=size(s);
% 列為距離快時(shí)間  行為方位慢時(shí)間

tp=4.00025602e-5;   %脈沖寬度
fc=9.600000000000000e+009;  %中心頻率
c=3e8; 
prf=1395.0;   %重復(fù)頻率
lmda=c/fc;    %波長(zhǎng)
gama=-2.3724394e+11;  %調(diào)頻率
B=gama*tp;  %帶寬
fs=1.12492800e+7;  %采樣率

% 對(duì)此數(shù)據(jù)進(jìn)行距離匹配濾波－方位匹配濾波成像