lambaGPS

地层反射界面反射系数求取 ， 已知速度密度信息求取反射系数(Reflection layer interface reflection coefficient strike, strike a known speed-density information reflection coefficient)

说明：  亲测好用的基本的自适应波束形成，LMS和RLS，可以在此基础上改进(Adaptive beamforming, LMS and RLS)

GPS接收机，使用迭代的方法，利用伪距定位解算用户的坐标位置(GPS receiver pseudorange solver user location)

GPS网平差C++程序，包含粗差探测、拟稳平差、已知点加权平差、自由网平差等各种算例(GPS network adjustment C++ procedures, including gross error detection, to be stable adjustment, known point weighting adjustment, free network adjustment, and other examples)

利用单辅助阵元法实现对雷达到达方向角估计中的幅相误差校正(Amplitude and Phase Error Correction of Radar Direction of Arrival Estimation Using Single Assistant Array Method)

循环谱代码，应用于盲分离信号处理。非常适用于初学者，代码完整，仿真结果正确。(Cyclic spectrum code)

所有有关DOA估计的程序和代码，相当于一个完整的工具箱(All programs and codes related to DOA estimation are equivalent to a complete toolbox.)

线性调频连续波的雷达测距测速的两次FFT(Linear frequency modulation continuous wave radar ranging and speed estimation by twice FFT.)

说明：  ：载波频率偏移是OFDM系统实现的关键问题之一。分析了OFDM 系统载频偏移估计的2 种算法，即利用循环前缀和训练序列方法。它们均为最大似然估计方法。分别讨论了它们的基本 思想、实现方法和仿真结果。可以看出基于循环前缀算法复杂度较小，精度不高，而基于训练序列 的算法有较高的估计精度，但降纸了系统传输效率。(Abstract：Carrier frequency ofset is one of the key problems in OFDM system．Two foundational methods 。cycling prefix—based and training sequence—based algorithms。to estimate OFDM carriers~equency ofset are analyzed．Then it discusses their basic thoughts。implementing methods and simulation resuits． Finally。merits and demerits of every algorithm are supposed．It concludes that the cycling prefix— based algorithm has less complexity and less precision。and that the training sequence—based algorithm has better estimation performance at the cost of transmission efficiency．)

实现简单的宽带波束赋形，对ISM方法的波束赋形，进行了简单色说明。(Simple broadband beamforming)