bingwangmoxing

OFDM系统，调制方式QPSK，查看星座图，分析误码率(OFDM systems, modulation QPSK, view the constellations, the bit error rate analysis)

永磁同步电机直接转矩控制仿真，按照博士论文中规中矩建立的直接转矩控制模型 (Permanent magnet synchronous motor direct torque control simulation, Ph.D. thesis in accordance with established law-abiding model of direct torque control)

可变模糊识别。利用可变模糊理论方法，对风险进行识别，并可以对风险因素进行重要性排序。(Variable Fuzzy Identification. Risk factors can be identified and sorted according to the importance degree based on the variable fuzzy theory.)

C# code for software engineer and student who want to learn

matlab/simulink，水位控制仿真模型，希望能有帮助(matlab/simulink, level control simulation model, hoping to help)

simple function to test watermarking

求解二维对流扩散方程，采用径向基函数配点无网格法(Solving two-dimensional convection-diffusion equation using radial basis function collocation meshless method)

程序为参数寻优的集合，包含当今主流优化工具，适合初学者参考。(Program for the parameter optimization of collection, including today s mainstream optimization tool, suitable for beginners reference. )

工具箱主要功能: 1） 姿态向量、四元数、矩阵、滤波算法等各类子程序 2） 圆锥运动仿真 划船运动仿真 惯性器件随机误差仿真 3） Kalman滤波初始对准 基于惯性系初始对准 罗经法初始对准 大方位失准角EKF初始对准 大失准角UKF初始对准 速度+姿态传递对准 4） 纯惯性导航SINS仿真 航位推算、SINS/DR仿真 SINS/GPS组合仿真 GPS/BD/GLONASS单点伪距定位 SINS/GPS松/紧组合 POS正逆向数据处理与信息融合仿真 5）(Toolbox main functions: 1) attitude vector, quaternion, matrix, filtering algorithms and other subroutines 2) conical motion simulation rowing simulation inertial device random error simulation 3) Kalman filtering based on initial alignment of inertial gyrocompass initial alignment law initial alignment of large azimuth misalignment angle EKF initial Alignment of large misalignment UKF initial alignment speed+ attitude transfer Alignment 4) pure SINS simulation inertial navigation dead reckoning, SINS/DR simulation SINS/GPS Integrated simulation of GPS/BD/GLONASS pseudoranges single point positioning SINS/GPS loose/tight combination of forward and reverse POS data processing and information fusion simulation 5))

跳频图案是跳频通信成功的基础，本代码计算了r=15时的m序列优选对，通过找到m序列的特征相位，模2得到了平衡Gold序列(Frequency hopping patterns is fundamental to the success of frequency-hopping communication, the code calculated the r = 15 when m sequence optimization right, by finding the characteristics of m sequence phase, mode 2 has been balanced Gold sequences)