svdgui

说明：  多通道同步挤压算法，MSST，提高时频图的频率精度(Multi-channel synchronous extrusion algorithm, MSST, improves the frequency accuracy of time-frequency graph)

用C语言编写的在Simulink环境下对转速可调永磁直流电机进行数值仿真的S函数源代码。该仿真源代码的特点是：能够仿真目前广泛应用的H桥驱动PWM调制调速永磁直流电机。将功率器件H桥与电机本体的数学模型完整的结合到一起。执行效率很高，仿真结果与实验结果非常相近。(C language in the Simulink environment for adjustable speed permanent magnet DC motor simulation S-function source code. The simulation source code features : simulation can be widely applied to the H-bridge PWM drive permanent magnet DC motor speed control. Will power devices H-bridge and motor Ontology integrity of a mathematical model combining together. High efficiency in the implementation of simulation results and experimental results are very similar.)

航空信道模型，包含直射路径和延迟路径，信息经过编码后进信道，经过滤波后输出(Air channel model, including direct path and delayed path, the information encoded backward channel, through the filtered output)

说明：  对信号进行EMD分解后画出信号的希尔伯特包络谱程序，自己编写的，调试成功(EMD decomposition of the signal after the draw of the Hilbert envelope of the signal spectrum of procedures, I have written, debugging success)

说明：  BPSK仿真 仿真了在瑞利信道和加性高斯白噪声 下的调制和解调及误码率(The simulationof bpsk, input the signal in Rayleigh and awgn)

在数值微积分中讨论并比较了没有初等函数解析式情况下的 定积分数值逼近的(Discussed in the numerical integration and compared the analytic situation is not under the primary function of integral numerical approximation of the rectangular method, trapezoidal method, Simpson' s method and Coates law)

MATLAB 数字信号处理工具箱中decimate函数c语言实现(MATLAB Digital Signal Processing Toolbox decimate function c language)

基于matlab的模糊控制程序的源代码，可以实现阶跃响应曲线、超调量、上升时间等控制指标。(Fuzzy control codes based on matlab)

说明：  高维李雅普诺夫指数计算程序，是关于三阶微分方程组的李雅普诺夫指数的matlab计算方法(High order Lyapunov Computation)

This simulation demonstrates the running of a DC motor with controlled (thyristor) line rectification (5 hp 240V 1200 rpm) rated torque Tr = 30 N.m.Results of out current and speed of the dc motor can be observed together with the rectifier voltage