engine

This white paper will help for who like research to process speech and lest is echo cancell

this program simulates 2D electromagnetic Maxwell equations in transverse magnetic mode , by using finite difference time domain method FDTD

实现异步电机的软启动，本科毕设做的，希望可以帮到有需要的同学(Asynchronous motor soft start, undergraduate complete set do desire to help needy students)

利用龙格库塔法解光波导激光器的重叠因子的传输方程，从而得到输出功率(Runge-Kutta method using optical waveguide laser solutions overlap factor of the transfer equation, thus the output power)

模拟正弦衍射光栅光强分布，图1中X轴是位置，Y轴是光强，图2，是强度分布(Analog sinusoidal diffraction grating intensity distribution)

观察数据长度N的变化对DTFT分辨率的影响 这几个程序是老师写的 对于理解DTFT有很大帮助(Effect of observation data length N on DTFT resolution These programs are written by the teacher and are very helpful for understanding DTFT.)

根据《物理学报》2006年第10期上的4篇论文，研究了混沌的产生、控制与同步。编程环境采用Matlab6.0。(According to " Physics" in 2006 the first 10 on the four papers, studied the emergence of chaos, control and synchronization. Programming environment used Matlab6.0.)

this code is matlab code that generate fractal shapes.

基于matlab语言的抗震工程分析，里面很多代码值得学习。(Matlab language-based seismic engineering analysis, which a lot of code is worth studying.)

合成孔径雷达sar信噪比相对于不同距离的MATLAB仿真程序，最后结果以图表形式给出(Synthetic aperture radar sar signal-to-noise ratio relative to different distances MATLAB simulation program, the final result is given in chart form)