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时间:2019-02-24
《基于.小区间干扰协调(icic)技术的td-lte系统容量提升的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、重庆邮电大学硕士论文Lastly,aschedulingalgorithm,calledIndexProportionalFairnessSchedulingAlgorithm,appropriatetoTD—LTEsystemwhichsupportsmulti—mediaservicesisstudiedandanalyzedinthesystem.Andasystem—levelsimulationismadeincombinationwiththemodifiedscheme.Thesimulationresultsshow
2、thatcomparedtothesoft-frequencyreuse,theflexibilityofbandwidthresourceallocationhasbeensubstantiallyenhanced,andunderthecaseshavinglittleimpactoncell—centerUSerS’performance,thecell—edgeusers’performancehasbeeneffectivelyimprovedandthesystem’Soverallthroughputhasbeenin
3、creasedaswellduetotheadditionalpreemptiblebandwidth.Itisapplicabletothescenarioswithlargeloadsoncelledgesandunderdynamicchanges.Thetransitionfromstaticcoordinationtosemi.staticeoordinationhaveenhancedtheinteractionbetweenstationsSOthatthetargeteelliSabletolealTltheallo
4、cationconditionsoftheinterferencecellsandthusworksoutthestrategytoschedulethecell’Sbandwidthresourcestofurtherreducetheimpactofinter-cellinterferenceandpromotethesystemcapacity,especiallythecell—edgeusers’performance.Keywords:TD-LTE,OFDM,ICIC,SFR,EXP/PF目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
5、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..IAbstract......⋯...⋯..........................⋯⋯.⋯⋯⋯⋯⋯⋯.⋯..⋯⋯⋯.⋯.⋯.................⋯..........III缩略语⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯VII图目录⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.Ⅸ第一章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.11.1研究背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11.2研究现状⋯⋯⋯
6、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21.3本文主要研究工作及内容安排⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯4第二章OFDM系统基本原理⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯72.1正交频分复用OFDM⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯72.2OFDM系统优缺点⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯142.2.1OFDM系统优点⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯142.2.2OFDM系统缺点⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯142.3LTE物理层的传输技术⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
7、⋯⋯⋯⋯⋯..142.3.1传输技术⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..152.3.2帧结构设计⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一152.4本章小结⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯17第三章小区间干扰协调技术⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.193.1TD—LTE研究中用到的干扰协调技术⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯193.1.1小区间干扰随机化⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..203.1.2小区间干扰消除⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一213.1.3小区间
8、干扰协调⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..213.2eNodeB间负载信息⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯233.2.1基于HII和OI的上行ICIC技术⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯243.2.2基于RNTP的下
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