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1、北京郵電大學(xué)碩士學(xué)位論文LTESYSTEMCoEⅪSTENCEINTERFERENCESTUDIESABSTRACTWiththerapiddevelopmentoftheWiMAXtechnology,3GPPlaunchedtheLTEprojecttokeepitsadvantageinwirelesscommunicaitonfield．LTEiSawirelesstechnologybetweenHSPAandIMT-Advanced．ThewirlessfrequencythatcanbeusediSrare．Becauseofthenon-perfectperformanceof
2、thetransmitterandreceiver，thereisadjacentchannelinterferencebetweenthesystemsworkinginadjacentchannels．CCSATC5WrG8isnowstudyingthe2500MHzto2690MHzfrequencyallocation．Coexistencestudyisoneofthemostimportantparts．StudyingthecoexistencebetweenLTEsystenscanprovoidtechnicalsupportnotonlyforfrequencyalloc
3、ationbutalSOfornetworkplanning．ThisthesismainlyfocusesontheinterferenceanalysisbetweentheLTEFDDandFDD，F(xiàn)DDandTDD，TDDandTDD．Basedonthetechnologycharactistic．systematicinterferenceanalysismodelisestablished．Thepowercontrol，ACLRmodelandthroughputcalculationareintroduced．MonteCarlomethodiSusedtodothesimu
4、lation．MacrocellulerinterfersMacroeellularandMacrocellularinterfersPicocellulararebothstudied．ThestudiedinterferencelinksincludenotonlyBStoUEandUEtoBS，butalsoBStoBS．Theperformancedegradationdueto也e00—existenceinterferenceisquantifiedbycomparingwithsinglesystemscenarios．Tlleisolationvalueisgottoensur
5、etheinterferendsystemhavinggoodperformance．KEYWORDS：LTEcoexistenceInterferenceAnalysisisolation北京郵電大學(xué)碩上學(xué)位論文目錄第一章緒論???????????????????????????????????。l1．1研究背景????????????????????????????????????l1．2論文研究內(nèi)容??????????????????????????????????l1．3論文結(jié)構(gòu)???????????????????????????????????。2第二章LTE系統(tǒng)介紹???????
6、????????????????????????。32．1LTE的提出及發(fā)展????????????????????????????????32．2LTE系統(tǒng)的特點?????????????????????????????????42．3LTE系統(tǒng)采用的關(guān)鍵技術(shù)?????????????????????????????5第三章LTE系統(tǒng)間的共存干擾分析??????????????????????????83．1干擾產(chǎn)生原理以及類型??????????????????????????????83．2U’E頻段劃分??????????????????????????????????93．2．1LT
7、EFDD與LTETDD???????????????????????????????????????93．2．2U'E頻段劃分????????????????????????????????1l3．3L1’E系統(tǒng)間的共存干擾?????????????????????????????123．3．1U陋FDD干擾LTEFDD?????????????????????????????????????13
