communication-simulation-system

首先介绍了辐射状配电网三相潮流计算方法，对几种常用的配电网潮流计算方法进行了对比分析，着重介绍了配电网潮流计算中常用的前推回代法的基本原理，并利用Matlab仿真软件编写了相应的潮流计算程序，通过33母线系统对计算程序进行了仿真验证。然后介绍了含弱环网的配电网潮流计算的处理方法，编写了相应的仿真计算程序，并通过算例仿真予以验证。接着介绍了分布式电源并网的几种接口模型以及分布式电源在潮流计算中的数学模型，分析了在潮流计算过程中PQ、PV、PI节点的处理方法，特别是对PV节点的处理方法进行了详细的介绍。最后针对不同分布式电源并网的状况分为四种方案进行了仿真测试，验证了本文所编写的潮流计算方法在处理计及分布式电源的配电网三相潮流的正确性。(First introduced the radial distribution network three phase power flow calculation method for several common distribution power flow calculation methods were compared, highlighting distribution power flow calculation of the basic principles of common forward and backward substitution method, and the use of Matlab simulation software written in the corresponding flow calculation program, through the system bus 33 to a simulation calculation program. Then introduces the method of treating a distribution power flow calculation weak ring, write the corresponding simulation program and simulation to be verified by an example. Then interface model introduces several distributed power grid and distributed power flow calculation in mathematical models, analyzes the trends in the calculation process PQ, PV, PI node processing method, especially for PV node approach a detailed description. Finally different distributed power grid situation is divided into four scenarios simulation test to verif)

三类目标的散射点模型，分别建立模型，并且画图，三个文件代表三类对象(Three types of target scattering point model)

omp 算法 你可以通过这个算法完成图像恢复，效果好，恢复时间短，误码率低，解决凸优化算法复杂度高的缺点(omp algorithm you can accomplish by this algorithm for image restoration, good effect, shorter recovery time, error rate, to solve the shortcomings of convex optimization algorithm with high complexity)

matlab 源代码分析，适用于rf工程师学习天线设计，结合hfss的源代码分析(matlab source code analysis for engineers to learn rf antenna design, combined with source code analysis hfss)

说明：  GA-PLS, GA GA-PLS,遗传-偏最小二乘回归算法(GA-PLS, GA GA-PLS,GA-PLS, GA GA-PLS,)

AGILENT关于OFDMA设计的难得的参考资料(This application note is a guide to effective measurement and troubleshooting of IEEE 802.16e OFDMA “Mobile WiMAX” signals, components, and systems. The most distinctive term used to describe this new technology is OFDMA or orthogonal frequency division multiple access, and therefore we will use the term OFDMA in this note as a compact reference to the signal and its associated standard.)

MATLAB实验教程，包含通信方向的所有基础实验：矩阵运算，图形显示，调制解调，误码率分析以及功率谱密度编写和实现。(MATLAB experiment course, including communication of the direction of all the base experiment: matrix computation, graphs, demodulation, ber analysis and power spectral density to write and realized. )

％96年中国大学生数学建模竞赛B题:洗衣机(96% of university students in China Mathematical Contest in Modeling B theme : Washing Machine)

小波分解和重构小波分解和重构小波分解和重构小波分解和重构(thr=sigma*(2*lgN)1/2/lg(j+1) 用[x,xn]=wnoise(2,10,6) 产生噪声测试数据-The following is Part I of a of hard and soft threshold denoising matlab procedure is the following hardware and software, I made a threshold denoising matlab program: thr = sigma* (2* lgN) 1/2/lg (j+1) by [x, xn] = wnoise (2,10,6) noise test data)

现代通信系统使用MATLAB一书中第二章，书的作者是刘树堂(Modern communication systems using MATLAB, a book chapter, book the author is LIU Shu-tang)