Est_Chirps.m

这是瑞丽衰落信道模型和莱斯衰落信道模型的代码。(This is the code of Rayleigh fading channel model and Rice fading channel model)

说明：  对mimo-ofdm系统的仿真，适合初学。(A simulation of MIMO-OFDM system is suitable for beginners.)

注水算法，多跳系统，ofdm信道、功率分配使容量最大化(Water-filling algorithm, ofdm channel power distribution)

重点研究了全数字QAM接收机中的两个关键技术——符号同步和信道盲均衡。研究Gardner定时误差检测算法，盲均衡方面，重点研究了CMA及其改进算法，采用MMA算法和DD-LMS算法联合均衡 (Focuses on the all-digital QAM receiver in the two key technologies- the symbol synchronization and channel blind equalization. Research Gardner timing error detection algorithm, blind equalization, the focus of the CMA and its improved algorithm, using the MMA algorithm and the DD-LMS algorithm for joint equalization)

说明：  本篇讲解遥控信号的ASK、FSK、PSK解调与动画设计的Matlab程序实现。 (This remote control signals on ASK, FSK, PSK demodulation and animation design of the Matlab program.)

说明：  实现了8PSK的调制，画出了时域及频域信号波形，以及8PSK的星座图。(The 8PSK modulation is realized, and the time domain and frequency domain signal waveforms, as well as the 8PSK constellation diagram are drawn.)

基于周立功USBCAN模块通信的上位机应用软件(CANTest communication module)

此函数用于满足截断高斯分布的随机数的产生。(Truncated Gaussian distribution)

说明：  简单的时延波束形成算法，实现简单，并画出指向性图(Simple delay beamforming algorithm)

接入网是电信网的重要组成部分。接入网技术的发展，应用和普及令人瞩目，深受世界各国的广泛重视。本书全面介绍了各种接入网技术。全书共分七章，分别介绍了：接入网基本知识、铜线接入技术，电缆调制解调器接入技术，光接入技术，无线接入技术、接入网接口及其协议、接入网网管技术。 在本书的编写过程中，力求做到内容新颖、知识全面、由浅入深、通俗易懂，注重基本概念和基本原理。本书适用于通信工程专业的本科学生和从事相关专业的技术人员使用。(Access Network is a telecommunications network, an important part of. Access network technology development, application and popularization of eye-catching, by the extensive attention of the world. This book gave a comprehensive account of the various access network technologies. Book is divided into seven chapters, namely the introduction: basic knowledge of Access Network, copper access technologies, cable modem access technology, optical access technologies, wireless access technology, access network interface and its agreements, access network management technology. In the book)