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附录A:外文参考文献及其摘要翻译14篇TITLE:TheImplementingofWCDMAUplinkSimulationbyMatlabSimulinkAUTHOR:Zhu-chengABSTRACT:BasedonthespecificationofWCDMAuplink,theFeasibilityofsystemsimulationfor3GmobilecommunicationsystemusingMatlabsoftwarewithSIMULINKtoolboxonthePCplatformisexplored.Itisconvenientbythisapproachtorealizemanymodulesofsaid3Gsystemsuchasfrequency-spreading,de-spreading,M.1225channel,Doppler,channelestimation,RAKEreceiver(includingMaximumratecombination,strongfingerselection)andsoon.Completematrixmodeldescriptionforthecaseofsingleuserwithuplinkmultiplecodingchannelsaswellastheprocedureofimplementingthesimulationarealsogiven.Simulationresultsshowthatoursimulationplatformiscredible.题目:WCDMA系统上行链路层MATLAB平台SIMULINK实现作者:Zhu-cheng摘要:本文以WCDMA标准中上行链路结构为蓝本，研究了第三代移动通信系统仿真在PC机上利用MATLAB平台的SIMULINK工具箱实现的可行性。方便地实现了诸如：扩频、M.1225信道、时变增益路径（Doppler）、信道估计、RAKE若干强径选择最大比合并、解扩、判决接收等SIMULINK模块。给出了上行链路单用户多码道的完整矩阵数学模型和仿真实现过程。仿真结果显示该仿真平台是可靠的。TITLE:SIMULATIONFORCDMAWIRELESSCOMMUNICATIONAPPLYINGMATLAB'SSIMULINGFUNCTION,1998AUTHOR:ManYoungRheeABSTRACT:ThispapergivesasimulationforcdmacommunicationapplyingMatlab'ssimulinkfunction,andofferagroupofsoftwavetoperformthevisualizingsimulation,thesoftwareperfectlydisplaytheadvantagesandprocessofnormalcdmacommunication,moreover,itprovidesasoftxwarebaseforfurtherstudyoncdmacommunication.题目:WCDMA系统上行链路层MATLAB平台SIMULINK实现作者:ManYoungRhee摘要:本文给出了一个基于MATLAB的仿真功能而实现的CDMA通信的仿真系统,并且提供了一套软件来完成可视化仿真,这套软件完美的演示了一般CDMA通信系统的优势和处理过程,更为重要的是它为深入研究CDMA通信系统提供了一个软件基础。TITLE:ProspectandChineseDevelopmentStrategiesofFutureMobileCommunicationSystemsAUTHOR:YOUXiao-huABSTRACT:Thedevelopingtrendsandtechnicalchallengeoffuturemobilecommunicationsaresummarizedinthispaper,anddevelopmentstrategiesofChina'smobilecommunicationsaresuggestedbasedontheanalysisofdevelopingstatusofworldmobilecommunications.Thecharacteristicsoffuturemobilecommunications,suchasrequirementofdataservicewithhigherspeed,hugevarietyrangeofdataspeed,personalizationofIPaddressandlimitedwirelessspectrumresource,putforwardrequirementsofmoreadvancedmetwork,moreflexibleairinterfaceandmobileterminals.TheR&Dof4Ghasbeguninallovertheworld.InordertodevelopChina'smobilecommunications,ChinashouldgraspstheopportunitytobegintheR&Dof4Gkeytechnologiesintime,andnotonlydevelopstheforceofR&DandoutputsIPR,butalsospreadstheimpactsintheworldcommunicationfieldthroughallsortsofbeneficialfactors.题目:未来移动通信系统展望和我国的发展战略作者:YOUXiao-hu摘要:综述了未来移动通信系统的发展趋势及其在技术上所面临的挑战,在分析国内外移动通信发展现状的基础上,指出了我国移动通信领域的发展战略。未来移动通信系统更高量级数据速率的要求、数据速率的大动态变化范围、ＩＰ地址的个人化和有限的频谱资源等诸多方面的特点,要求系统有更加先进的网络、更加灵活高效的空中接口和移动终端等。世界各国已经开始了4Ｇ的研制工作。我国应该抓住时机,及时开始4Ｇ关键技术的研究,在不断发展科研力量和输出知识产权的基础上,要充分利用各种有利因素,扩大我国在移动通信领域的国际影响,以推动我国未来移动通信事业的发展。TITLE:OnSimulationofDS/CDMACommunicationSystemsAUTHOR:XUJuanABSTRACT:Inthispaper,thebit-error-rate(BER)performanceoftheasynchronousdirect-sequenceCDMA(DS/CDMA)multiusersysteminawirelessradiocommunicationsenvironmentcharacterizedbyRayleighmultipathfadingchannelsisinvestigated.Becauseofthesystemcomplexity,theBERperformanceofCDMAsystemsinsuchanenvironmentisdifficulttoassessanalytically.Monte-Carlo(MC)simulationscanofferanalternativeperformanceevaluationtools.Butsuchanalternativeisoftenisoftenlimitedbyanexcessivecomputationalburden.ImportanceSampling(IS)isavariancereductiontechniquewhichcansignificantlyreducethecomputatinalcostrequiredbyMCsimulations.ThispaperwilldescribethebasicprinciplesofISandtheBERofDS/CDMAmultiusersysteminRayleighmultipathfadingchannelsissimulatedusingMCmethodandIStechniquerespectively.SimulationresultsindicatethatISresultsandMCresultsareincloseagreementandthatISsimulationcansignificantlyreducethecomputationalcostrequiredbyMCsimulationwhentheRERisverylow.题目:DS/CDMA通信系统仿真的研究作者:XUJuan摘要:本文研究了Rayleigh多径衰落信道下的直扩/码分多址(DS/CDMA)多用户系统的误码率。由于系统的复杂性,其误码率很难通过分析获得,Monte-Carlo仿真是一种可代替的性能分析工具。但是,Monte-Carlo仿真经常被过大的计算量所限制。重要抽样技术是一种方差减少技术,它能显著地减少运算时间。本文将描述重要抽样的基本原理,并分别利用Monte-Carlo和重要抽样技术仿真Rayleigh多径衰落信道下的DS/CDMA多用户系统的误码率。仿真结果表明:重要抽样技术仿真与Monte-Carlo仿真结果吻合得很好,并且在低误码率的场合,与Monte-Carlo仿真相比,重要抽样技术能显著地降低运算量。TITLE:MATLABWEBSERVERANDITSAPPLICATIONINREMOTECOLLABORATIVEDESIGNOFMAGNETICBEARINGSYSTEMSAUTHOR:ZHAOAIPINGABSTRACT:Acclimatizingitselftothedevelopmentofnetwork,MathworksIncconstructedaMATLABWebServerenvironmentbydintofwhichonecanbrowsethecalculationandplotsofMATLABthroughInternetdirectly.Theinstallationanduseoftheenvironmentisintroduced.AcodeestablishedontheplatformofMATLAB,whichdealswiththemodalanalysisofmagneticbearingsystem(MBS)supportingrotorsoffivedegressoffreedomandconsideringthecouplingofthrustbearingwithradicalbearingsismodifiedtoworkintheenvironment.ThepurposeistorealizearemotecallofthecodebyusersthroughInternetfortheperformanceanalysisofthesystem.SuchanapplicationisveryimportanttotheconcurrentdesignofMBSandfortheutilizationofdistributiveknowledgeacquisitionresourcesincollaborativedesign.Theworkonmodificationandrealizationisdescribedandtheresultsarediscussed.题目:MATLAB网络服务器及其有承磁系统的远程协作设计的应用作者:ZHAOAIPING摘要:网络的发展使要它适应新的环境,一些数学著作构造了一种MATLAB网络服务器的环境能通过因特网直接的浏览MATLAB的计算过程。其安装和使用方法将作出介绍。在MATLAB的平台之上建立的一个代