資源簡(jiǎn)介
合成孔徑雷達(dá)成像技術(shù)是雷達(dá)體制中較新的一種,在軍事國(guó)防領(lǐng)域具有重要的地位,受國(guó)內(nèi)外的廣泛的關(guān)注。 RD算法是一種基礎(chǔ)的SAR成像算法,學(xué)生仿真中用的最多,本人將自己做的RD算法整理后分享給大家,希望對(duì)大家的學(xué)習(xí)有所幫助!
代碼片段和文件信息
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%??????????????????????SAR?imaging:?RD_algorithm?(2010.08)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
clear;?clc;
close?all;
%%%%%%?參數(shù)設(shè)置
%%%%%%%%%%%%%%%?constant?parameters?%%%%%%%%%%%%%%%%%%%
c?=?3e8;???????????????????%?speed?of?light3*10^8m/s
%%%%%%%%%%%%%%%?chirp?signal?parameters?%%%%%%%%%%%%%%%
fc?=?3e9;????????????????%?carrier?frequency**GHz
wc?=?2?*?pi?*?fc;
lambda?=?c?/?fc;???????????%?Wavelength?at?carrier?frequency
Tr?=?1.5e-6;???????????????%?chirp?pusle?duration?1.5us
Br?=?150e6;????????????????%?chirp?frequebcy?bandwidth?150Mhz
Kr?=?Br/Tr;????????????????%?chirp?signal:?frequency?modulation?rate
%%%%%%%%%%%%%%?observating?strip?parameters?%%%%%%%%%%%%
H?=?3000;??????????????????????????%?飛行平臺(tái)的高度
ThetaCenter?=?45?/?180?*?pi;???????%?正側(cè)視SAR系統(tǒng)的斜視角
Platform_center?=?[0?0?H];???????%?飛行平臺(tái)的位置坐標(biāo)
Y_C?=?H?*?tan(ThetaCenter);
Scen
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件??????13207??2010-08-15?10:51??SAR_RD\SAR_RD_algrithm.m
?????文件????????182??2010-04-07?15:41??SAR_RD\SAR_tools\ftx.m
?????文件????????188??2010-04-07?15:41??SAR_RD\SAR_tools\fty.m
?????文件????????183??2010-04-07?15:41??SAR_RD\SAR_tools\iftx.m
?????文件????????190??2010-04-07?15:41??SAR_RD\SAR_tools\ifty.m
?????文件?????????75??2010-09-13?15:44??SAR_RD\使用說(shuō)明.txt
?????目錄??????????0??2010-09-13?15:42??SAR_RD\SAR_tools
?????目錄??????????0??2010-09-13?15:40??SAR_RD
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????????????????14025????????????????????8
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