pi4dqpsk_Demo

通信信号处理中HDB3的编解码 ，matalab仿真程序(HDB3 encode decode)

三维电磁场FDTD程序（3D-FDTD matlab）PEC边界(（3D-FDTD matlab）PEC)

This MATLAB FILE contains the complete CODING of plotting a 2 graph on a single graph.

实现Lorenz混沌的simulink 程序。利用matlab的模块设计，可以很好的实现lorenz混沌。(Simulink realization of Lorenz chaotic process. Using matlab modular design, can achieve a good lorenz chaotic.)

说明：  该源码是用MATLAB语言编写，目的是为了实现序列特征选却和RBF网络功能(The source code is used MATLAB language, intended to achieve the sequence features and the RBF network function is selected)

GM（1,1）求解matlab代码，可计算最小二乘系数，添加了预测时间选择(GM (1,1) solve the matlab code, calculate the least squares coefficient, the timing of adding the prediction)

具有输出限幅的离散系统的PID控制器设计，并封装成参数可设置的模块。(PID controller design with discrete output limiter system and packaged into a module parameters can be set.)

This is a work version of STK500 programmer in Altium DXP. If anyone find errors in schematic, pls. post message. Thanks!

首先对图像进行了边缘检测，设计相应的结构元素对图像进行腐蚀，再进行图像聚类和填充图像。(First, the image edge detection, the design of structural elements corresponding to the image etched image clustering and then fill the image.)

这个是用MATLAB写得 关于切比雪夫多项式展开的程序，输入一个函数 可以直接得到切比雪夫的展开时 很方便(This is written in MATLAB about the Chebyshev polynomial expansion program, enter a function can be very convenient Chebyshev expansion)