zhiliutiaosufangzhen

taflove codes for matlab, from the book fdtd1d,2d,3d

说明：  滤波处理，对信号进行滤波处理，提取信号的故障特征频率(Filtering, filtering the signal, extract the fault characteristic frequency of the signal)

LED 二次光学设计中的透镜设计，根据非成像光学原理，利用matlab计算生成二维点坐标，可导入3维建模软件，生产模型。代码经过测试，可成功完成计算。大家可以参考一下。(LED optical design, lens design, according to the non-imaging optics principle, the use of matlab calculation to generate two-dimensional coordinates can import 3-D modeling software, the production model. The code has been tested and successfully completed the calculation. We can refer to.)

遗传算法matlab编写，内附程序部分说明与本人学习笔记(Genetic algorithm matlab prepared, containing a description of the program with some of my study notes)

image encryption and decryption using mckba algorithm

Matlab下，基于DCT&DWT 的音频数字水印的简单实现，包含了水印的生成和提取过程(Audio watermark based on DCT & DWT)

说明：  利用分步傅里叶数值方法，用于非线性薛定谔方程的数值求解(It is used to solve the nonlinear schrodinger equation numerically)

信号处理技术源代码系列5，版权为原作者所有，使用者与原作者联系。(Signal processing technology source code Series 5, the copyright for the original author of all, the user contact with the original author.)

最优化中的一种方法，amijo方法，该方法很典型，(Optimization of a method, amijo method, which is typical,)

说明：  This is code to simulation of AM, FM, PSK, QAM modulation