direct-torque-control-for-PMSM

用泰勒级数展开的形式表示高动态的载波相位参数, 给出了对高动态载体和各阶频率参数 估计的四阶加权扩展卡尔漫滤波器(EKF) , 以及实现高动态跟踪滤波器必须的状态转移矩阵和动 态噪声协方差矩阵. 计算机模拟实验分析了对载波相位和各阶频率的跟踪结果.(Taylor series expansion with the form that the carrier phase high-dynamic parameters, given the high-order dynamic frequency carrier and the fourth-order parameter estimation Carl diffuse filter weighted extended (EKF), and to achieve the necessary high dynamic tracking filter state transition matrix and dynamic noise covariance matrix. The computer simulation analysis of carrier phase and frequency tracking results of each order.)

采用matlab中的函数对图像进行放大缩小，缩小到原来的0.2倍，再放大到原来大小(Using matlab function image zoom, narrowed to 0.2 times, and then zoom to the original size)

本程序描述了ofdm的程序，并对程序进行了仿真，并对仿真结果进行了分析(This procedure describes the procedures for ofdm, and process simulation, and simulation results are analyzed)

此程序是一种有效的插值算法，对离散数据插值所得结果精确度高且比较平滑。(This procedure is an effective interpolation algorithm, the discrete data of the interpolation results obtained are accurate and relatively smooth.)

扩频序列仿真代码，包括主函数，产生序列函数，扩频函数，调制函数，多径衰落函数。(Spreading sequences simulation code, including the main function, the sequence function, spread function, modulation function, multipath fading function.)

说明：  短时傅里叶变换，通过加窗函数，切割，做到精细化处理(Short time Fourier transform, through windowing function, cutting, achieve fine processing)

code matlab detect ball

说明：  一个基于小波变换的边缘检测程序。采用matlab编写的M文件(One based on wavelet transform edge detection procedure. Prepared using M-file matlab)

基于BP神经网络对传感器非线性系统进行建模，用的是BP神往网络的工具箱在MATLAB 软件进行仿真！(Based on the BP neural network model of sensor nonlinear systems, with BP charmed network software MATLAB toolbox in simulation! )

用于产生解析信号，产生一个信号的同相和正交分量以及包络和相位(used to produce analytical signal, a signal generated in the same phase and quadrature components and the envelope and phase)