pwm_rectifier

this file contents many of matlab intermediatte lectures. I made by myselves..

由低通数字变换为高通（带阻）数字频带的变换示例,附频谱特性图(by low-pass digital transformation of the high-pass (with resistance) digital bandwidth transform example, the map attached spectrum)

风力发电系统不控整流+最大功率点跟踪模型(mdl of wecs using uncontrolled rectifier and mppt)

本书面向MATLAB 的初中级读者，在介绍MATLAB R2014a 集成环境的基础上，对MATLAB 使用中常用的知识和工具进行了详细的介绍，书中各章均提供了大量有针对性的算例，供读者实战练习。 根据内容的侧重点不同，全书分为4 部分共20 章：第1～5 章为基础部分，讲解MATLAB R2014a 概述、MATLAB 基础知识、数组与矩阵、MATLAB 编程基础及数据可视化等；第6～8 章为数学应用部分，讲解数据分析、符号数学计算和概率统计等；第9～15 章为工程应用部分，讲解偏微分方程、优化、图像处理、信号处理、小波分析等工具箱，Simulink 仿真基础及应用等；第16～20 章为知识拓展部分，讲解句柄图形对象、图形用户界面、文件读取I/O、MATLAB 编译器和外部接口应用介绍等内容。为了使用户能够更好地操作MATLAB，本书中示例的命令已记录在M 文件及其他相关文件中，用户可以将相关的目录设置为工作目录，直接使用M 文件进行操作，以便快速掌握MATLAB 的使用方法。(This book is for the middle-class readers MATLAB, MATLAB R2014a based on the introduction of the integrated environment, the use of MATLAB common knowledge and tools are described in detail in the book each chapter offers a lot of targeted studies, for Readers combat exercises. Depending on the focus of the content, the book of 20 chapters divided into 4 parts: 1 to 5 for the basic part, explain MATLAB R2014a overview, MATLAB basics, arrays and matrices, MATLAB Programming Fundamentals and data visualization 6-8 Chapter mathematical application part, explain the data analysis, symbolic math and probability and statistics 9 to 15 for the engineering part, explain the partial differential equations, optimization, image processing, signal processing, wavelet analysis toolbox, Simulink Simulation Fundamentals and applications 16 to 20 chapters expand knowledge part, explain handles graphic objects, the graphical user interface, file read I/O, MATLAB Compiler, and an external interface a)

主要介绍matlab中simulink的使用情况，里面图标的介绍以及如何画出模块图(Matlab simulink introduced in the usage of the icons inside, and how to draw block diagram)

说明：  主要介绍matlab的图像处理、虚拟现实、地图制作三个工具箱(Introduces the matlab image processing, virtual reality, the production of three map Toolbox)

给定模拟信号和抽样频率，求出相应的序列和该信号的幅频特性(Given analog signal and the sampling frequency, to obtain the corresponding sequence and the signal amplitude-frequency characteristic)

无线信号发送主要采用多位数据格式，编码可达上百万个不同重复(Wireless signal mainly adopts several data format, coding can be up to millions of different repetition)

reed solomon decoder(matlab codes)

基于Lugre摩擦模型的PID控制（采用M语言实现控制算法及带有摩擦模型的被控对象的描述）(Lugre friction model based PID control (control algorithm using M language and a controlled object with a friction model description))