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三相异步电机变频调速模型，用MATLAB的SIMLINK搭建(Three-phase induction motor speed control model built with MATLAB' s SIMLINK)

本代码用于模拟卫星星下点在地球表面上的投影。可以在程序中给定六要素及其他相关参数，就可以利用MATLAB呈现出仿真图。(The code for a simulated satellite point on the Earth' s surface projection. May be given in the program six elements and other relevant parameters, you can use MATLAB simulation showing a map.)

说明：  本编程用于求解点到曲面的距离，快捷便利。(Solving the Distance from Point to Surface)

对机械故障诊断的现代信号处理方法作了详细说明，希望大家可以使用多种方法。(For mechanical fault diagnosis of modern signal processing methods are explained in detail, I hope you can use a variety of methods.)

说明：  该程序给出了利用Saleh模型进行功率放大器预失真的过程．(The program gives the power amplifier pre-distortion with Saleh models.)

说明：  polar 代码，使用matlab进行仿真，实现了polar代码基本功能，并提供polar基本原理说明(matlab polar simulation)

希尔伯特谱，用于信号能量分析，将三维的频率幅度图压缩在二维图像上(Hilbert spectrum for signal energy analysis)

nsct 非下采样的contourlet变换的matlab工具箱,很详细的(nsct non-sampled contourlet transform Matlab toolbox, a very detailed)

说明：  利用Matlab软件来实现基于滤波的正交频分复用F-OFDM(use the matlab to achieve the F-OFDM)

说明：  实现了D* Lite在matlab中的仿真(Realize the simulation of D* Lite in matlab)