耦合模光纤光栅仿真

说明：  光流算法：Horn-Schunck方法，效果不错。(Optical flow algorithm: Horn-Schunck method)

MZDDE是用Matlab脚本编写的利用DDE技术与ZEMAX光学设计软件进行数据交互的工具集，可实现ZEMAX扩展功能，提高光学设计效率(MZDDE is a tool set written by Matlab script that uses DDE technology to interact with ZEMAX optical design software. It can realize ZEMAX extended function and improve optical design efficiency.)

利用matlab实现光学系统像差仿真，泽尼克像差代码实现(Aberration simulation of optical system using MATLAB and Zernike aberration code implementation)

利用LP01模式来对单模光纤模场直径与归一化频率的关系进行简单计算(Calculating the relationship between mode field diameter and normalized frequency of single mode fiber)

LG光束的光强和相位模拟，包括缔合拉盖尔多项式和相位屏(Intensity and Phase of LG Beams)

可以仿真倾斜光纤光栅的透射光谱和反射光谱(The transmission spectrum and reflection spectrum of tilted fiber grating can be simulated.)

用速率方程，数值计算SG-DBR半导体激光器和Y-Branch激光器的相位噪声，并将结果与理论公式对比，结果符合良好。(By using the rate equation, the relative intensity noise and phase noise of the ordinary single mode semiconductor laser are calculated, and the results are compared with the theoretical formulas, and the results are in good agreement.)

归于三层模型的长周期光纤光栅透射谱的仿真(Simulation of transmission spectrum of long period fiber gratings belonging to three layer model)

Matlab链接Comsol程序，计算光纤模式，保存数据，优化参数(Matlab link Comsol program, calculating the modes of optical fiber, save data, optimize parameters)

说明：  LG光束的光强和相位模拟，包括缔合拉盖尔多项式和相位屏(Intensity and Phase of LG Beams)