利用MATLAB实现跳频通信系统.doc

....word..利用MATLAB实现跳频通信系统摘要：随着无线通信不断快速的开展，跳频调制技术越来越受到人们的重视。跳频通信是一种具有较强抗干扰能力的通信体制。其工作原理是指收发双方传输信号的载波频率按照预定规律进展离散变化的通信方式，即通信中使用的载波频率受伪随机变化码的控制而随机跳变。跳频技术是一种具有高抗干扰性、高抗截获得能力的扩频技术。由于它的技术优势，跳频技术不仅在军事通信领域得到广泛的运用，在民用领域也有很好的表现。本课题要求构建蓝牙跳频通信系统的各组成模块，包括信号传输，信号接收，谱分析和误码分析局部，了解和熟悉蓝牙跳频系统的特点，分析系统的运行及性能。主要研究方法是MATLAB软件进展蓝牙跳频通信系统的仿真，通过各组成模块的连接与封装，运行并分析结果。关键词：蓝牙，跳频，MATLAB，无线通信....word..RealizeFrequencyHoppingmunicationSystemBasedonMATLABAbstract：Withtherapiddevelopmentofthewirelessmunications,peoplepaymoreandmoreattentiontofrequencyhoppingmodulationtechniques.Frequencyhoppingmunicationisastronganti-interferencemunicationsystem.Theworkingprincipleisamunicationmodewhichreferstothecarrierfrequencythatsendsandreceivesthesignalaccordingtoruletododispersantchange,thatisapplyingthecarrierfrequencyusedinmunicationbypseudo-randomcodecontrolandrandomchangeshopping.Frequencyhoppingtechnologyisaspreadspectrumwithhighanti-interferenceandresistanceability.Frequencyhoppingtechnologynotonlybeingwidelyusedinmilitarymunicationareas,butalsoincivilianareasduetoitstechniqueadvantages.ThispaperistomakeupposedmodulesfortheBluetoothfrequencyhoppingmunicationsystem,whichincludingsignaltransmission,signalreception,spectralanalysisanderroranalysis,aswellastoknowandhaveadeepunderstandingofthecharacteristicsofthissystem,andalsoincludinganalyzingtheperformanceanditsperformance.ThemainresearchmethodisusingmatlabtomakethesimulationoftheBluetoothfrequencyhoppingmunicationsystems,runandanalysisresultsbythesimulationofeachofthemodulesconnectionandencapsulation.Keywords:Bluetooth,frequencyhopping,MATLAB,wirelessmunication目录第一章绪论11.1跳频通信形成背景11.2跳频通信的开展11.3论文组织构造安排2第二章跳频通信系统32.1跳频技术概述32.2跳频的根本概念32.3产生跳频信号32.4跳频信号的发送与接收42.4.1跳频信号的发送42.4.2跳频信号的接收42.4.3正确接收跳频信号的条件52.4.4跳频信号的波形62.5跳频通信的优势6第三章蓝牙技术83.1蓝牙技术概述83.2形成背景83.3蓝牙技术特点93.4、蓝牙技术的运用及其前景10第四章蓝牙跳频通信系统仿真设计124.1蓝牙跳频系统各局部介绍124.1.1信号传输局部124.1.2信号接收局部154.1.3频谱分析194.1.4误码分析局部204.2蓝牙通信系统仿真模型214.3系统运行分析21第五章结论26致谢27参考文献28....word......word..第一章绪论1.1跳频通信形成背景人们在进展无线通信时总是希望通信能够畅通和XX。然