资料文本讲义培训30a015g architecture wangjing.pdf

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Hyper-cellularArchitecturefor5GProfessorWANGJingTsinghuaUniversity,Beijingwangj@tsinghua.edu.cnOctober21,2013OutlineTechnologyTrendsHyper-cellularArchitectureSolutionsfor1000xRequirement3xincreaseinspectrumRe-farmingExistingbandsformoreefficientuseNewlicensedbands,includinghigherfrequenciesforhot-spot6ximprovementinspectralefficiencyHigher-ordermodulationto256QAMtoincreasetheamountofdatatransportedperHzofspectrum3DMIMOandmassiveantennabeamformingwitharraysofasmanyas100+antennaelementsCoordinatedmultiplepointtransmissionandinterferencemanagementtechniquestoimprovecell-edgeperformance56xhigheraveragecelldensityinHetNetconfigurationsTheadditionofmanylayercellsincludingmacro,micro,pico,femto,relay,phantom,……TrafficBalancingandoffloadingofmanymodesincluding2G,3G,4G,5G,WiFi,……Clouds

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