matlab_channel

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)

CDMA系统中几种功率分配的算法。功率控制提高信道容量(CDMA system, several power allocation algorithms. Power control to improve channel capacity)

ICI cancellation using LDPC design for OFDM

信道为瑞利信道，S_D的距离为1米，三跳协作通信系统中S_R、R1_R1、S_D的距离均为1/3米。调制方式为BPSK,信噪比在-15dB-15dB间，接收端合并方式为ERC,迭代次数为1000(The channel is Rayleigh channel, the distance of S_D is 1 m, and the distance of S_R, R1, S_D in three-hop cooperative communication system is 1/3 M. The modulation mode is BPSK, the signal-to-noise ratio is between - 15dB and 15dB, the receiver merge mode is ERC, and the number of iterations is 1000.)

MODBUS协议详细 三部分 GB-T19582 国标(MODBUS protocol detailed three parts GB-T19582)

3gpp关于usim应用测试指导规范，通用的，不光是td scdma(rd Generation Partnership Project Technical Specification Group Core Network and Terminals UICC-terminal interface Universal Subscriber Identity Module (USIM) application test specification (Release 4) )

PC机MVB总线通讯测试程序（MVB从设备），PC机使用Duagon的MVB通讯卡。程序做为MVB的从设备，包括MVB驱动，MVB主配置，MVB端口通讯收发的例子。(PC, MVB bus communication test procedure (MVB from the device), the PC machine use Duagon the MVB communication card. Program as from MVB MVB driver, the MVB the main configuration, MVB port communications transceiver example.)

explains OFDM transmitter AM/PM effect at 64QAM signals

中兴手机v788d改cpn通过cpn改IMEI(change v788d cpn)

说明：  pcm编码 有关线性,A律,mu律的pcm编码的matlab实现(Matlab implementation of pcm coding for pcm coding related to Linear, A-Law and mulaw)