FDTD3d_UPML

％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)

本文使用浅显易懂的文字简要介绍了ofdm的基本原理，可以作为入门的参考资料(In this paper, the text easy to understand ofdm outlined the basic principles of the reference materials can be used as entry)

光学工程对光路的追迹应用很多 本程序可以模拟光的折射路径。(The refraction of light)

说明：  实现带通滤波器的源代码，绝对可用，在matlab上直接运行就可以了(Band pass filter of the source code is absolutely available to run directly in matlab )

本书以移动通信系统为背景，系统介绍射频系统的各个模块的基本原理，分析其设计方法，以及射频系统的构成与设计的基本知识。本书内容主要包括：射频电路的特点与常见的移动通信系统、传输线、噪声与非线性失真、低噪声放大器、功率放大器、振荡器、锁相与频率合成技术、调幅与检波、调角与解调、数字调制与解调、收发信机的结构与设计等(The book mobile communication system as the background, the system introduces the basic principles of the various modules of the RF system, analyze the basics of composition and design of its design methods, and RF systems. This book includes: the RF circuit and the common features of a mobile communication system, transmission lines, noise and nonlinear distortion, low noise amplifiers, power amplifiers, oscillators, PLL frequency synthesizer technology, AM and detection, and de-tune the angle and other tone, the digital modulation and demodulation, the transceiver structure and design)

卫星轨道预报的一种分析方法，用于卫星轨道预报，进行有效卫星任务分析。(A method of analysis of the satellite orbit prediction for satellite orbit prediction, satellite mission analysis ~ ~ ~)

This MATLAB code demonstrates the finite-difference frequency-domain method by modeling transmission and reflectance from a broadband wire grid polarizer.

学习matlab的一本辅助电子版学习资料，自认为很不错，望对初学matlab者有用！ 编程学习课件(Learning matlab' s a secondary electronic learning materials, since that is very good, hope useful to matlab for beginners! Programming Learning Software)

双极点滤波算法，由两个反馈环路组成，通过更改反馈系数得到不一样的系统增益(Pole filter algorithm consists of two feedback loop formed by changing the feedback factor are not the same as the system gain)

Rayleigh in transmitbeamforming