1 简介 基于matla模拟雷达定位 2 部分代码 function vel = MTIcalcVelocityFromFourier(energyInFreqRangeCells,ind,freqRes,intermidateFreq,PRI)% vel = MTIcalcVelocityFromFourier(energyInFreqRangeCells,ind,freqRes,intermidateFreq,PRI
1 简介
基于matla模拟雷达定位
2 部分代码
function vel = MTIcalcVelocityFromFourier(energyInFreqRangeCells,ind,freqRes,intermidateFreq,PRI)% vel = MTIcalcVelocityFromFourier(energyInFreqRangeCells,ind,freqRes,intermidateFreq,PRI) [range freq] = ind2sub(size(energyInFreqRangeCells).*[1 0.5],ind); if freq < freqRes & freq > 1 sig = energyInFreqRangeCells(range, freq-1:freq+1); freq = parbolFit( (freq-freqRes/2-2:freq-freqRes/2)/freqRes/PRI,sig ); if abs(freq) < 1 freq = 0; end vel = 3e8*freq/(2*intermidateFreq); else vel = 3e8*(freq-freqRes/2)/(2*intermidateFreq); endfunction x0 = parbolFit(x,y) c = y(2); a = (y(1)+y(3)-2*c)*0.5; b = y(3)-c-a; peak = -b/(2*a); x0 = x(2)+peak*(x(3)-x(2));3 仿真结果
编辑
4 参考文献
[1]宋强. 相位编码雷达基于通信指令的空中目标定位技术研究[D]. 南京理工大学.
博主简介:擅长智能优化算法、神经网络预测、信号处理、元胞自动机、图像处理、路径规划、无人机等多种领域的Matlab仿真,相关matlab代码问题可私信交流。
编辑