5Gppt英文.pptx
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5Gppt英文.pptx
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5GMobileSystemn周雨昕Faye:
2017023003n李愿珍Kiki:
2017023004n杨斌Cole:
2017021180CONTENTSCHAPTER01Whatis5GCHAPTER02MotivationCHAPTER03LiteratureBackgroundCHAPTER04CHAPTER05ConclusionandFutureScopeCHAPTER06ReferencesPerformanceEvaluationCHAPTER01MotivationMotivationWeneed5G.Thenetworkspeedinourschoolissobad,while5Gwillbringthenetworkoverahundredtimestheenergyefficiencyandultrahundredtimesthebitcostreduction.Thetopiciseasierforus.Ourpursuitforhigherperformanceofmobilecommunicationhasneverstopped.Thetopicof5Gisclosedtoourlife,anditseasiertofindrelevantinformation.Itinterestsus.CHAPTER02Whatis5G?
Whatis5G?
5G=Thefifthgenerationmobilecommunicationtechnology.TechnologyupgradComparedwith2G,3Gand4G,5Gisnotindependentandbrand-new.Itisacombinationandfurtherdevelopmentofpresentmobilecommunicationtechnology.Itwillbesteadierandsaferthantheprevioustechnologies.Whatis5G?
SpeedThehighesttheoreticaltransmissionspeedof5Gwillbeupto10Gbpersecond,whichwillbehundredsoftimesfasterthantheexisting4Gnetworktransmissionspeed,whichmeansthatasuperhighqualityfilminthefuturecanbecompletelydownloadedwithin1second.Whatis5G?
Internetofthings5Gtechnologywillbeabletobringthehumansocietyintoanetworksociety,whichisthenewinternetofthings.Whatis5G?
KeyTechnologiesuMassiveMIMO大规模多变量控制系统uUltra-denseNetwork超密集网络uNovelmultipleaccess新型多址接入uAll-spectrumAccess全频谱接入uNewnetworkarchitecture新型网络结构u.CHAPTER03LiteratureBackgroundLiteratureBackgroundRelease15isthefirstversionofthecurrent5G.LiteratureBackgroundAnyaccelerationofthecommunicationdatatransmissionratecannotdowithoutShannonchannelcapacityformula.LiteratureBackgroundInthespectrumproposalissuedbyHuawei,itisrecommendedthatthree-segmentspectrumshouldbegivento5G:
CHAPTER04PerformanceEvaluationPerformanceEvaluationInthe4Gera,3GPPdominatedstandardssuchasLTE(the4Gtechnologywecurrentlyuse),IEEEdominatesstandardssuchasWiMax(formerlycommerciallyavailableinJapanandTaiwan).Atpresent,themainstandardizationworkof5Giscompletedby3GPP.Theprogressofstandardof5Gdependsonthescheduleof3GPP.Atpresent,5Gisdividedintotwostages:
Release15andRelease16,knownasNewRadio(NR).PerformanceEvaluation。
Thebasestationantennain4Gisacombinationofdirectionalantennaandomni-directionalantenna.In5G,duetothenarrowcoverageofmillimeterwave,thelargepathloss,andthesevereinfluenceofcomplexweather,itisnecessarytocompletethetransmissionenergyfocusthroughbeamdesign.Thisincreasesthereceptionsignalenergy,increasesthesignal-to-noiseratio,andcoverage.PerformanceEvaluationCompareto4GCHAPTER05Conclusionandfuturescope3Conclusionandfuturescope1Chinas5Gexperimentshouldbethelargestregional5Gexperimentintheworld,mainlydividedintotwostages:
5Gtechnologyresearchanddevelopmentexperimentand5Gproductresearchanddevelopmentexperiment.2Atpresent,mostoperatorsandequipmentvendorsarecarryingonsystemverificationandapplicationdemonstration,themaingoalistounifytheenvironment,startsinglesystem,singleterminal,networkingandoperationtest,atthesametimestart5Gclassicalapplicationtest.Soyoucanseealotoftypicalscenariosoftheapplicationnewssometimeago.Atpresent,ChinaMobileisinthestageofdemonstrationandverificationoftypical5Gapplications.ChinaMobileisworkingwiththelocalgovernmenttoverifytheapplicationof5Ggradingautopilotsysteminpublictransport.Atpresent,theprojectinChengduBRT,throughcooperationwithChengduPublicTransportCorporationGroup,Tosolvethecurrentbusenergy-saving,safety,just-in-timeproblems.Conclusionandfuturescope更换图片方法:
点击图片后右键,选择“更改图片”即可。
标题数字等都可以通过点击和重新输入进行更改,顶部“开始”面板中可以对字体、字号、颜色、行距等进行修改。
更换图片方法:
点击图片后右键,选择“更改图片”即可。
标题数字等都可以通过点击和重新输入进行更改,顶部“开始”面板中可以对字体、字号、颜色、行距等进行修改。
Conclusionandfuturescope更换图片方法:
点击图片后右键,选择“更改图片”即可。
标题数字等都可以通过点击和重新输入进行更改,顶部“开始”面板中可以对字体、字号、颜色、行距等进行修改。
更换图片方法:
点击图片后右键,选择“更改图片”即可。
标题数字等都可以通过点击和重新输入进行更改,顶部“开始”面板中可以对字体、字号、颜色、行距等进行修改。
Conclusionandfuturescope更换图片方法:
点击图片后右键,选择“更改图片”即可。
标题数字等都可以通过点击和重新输入进行更改,顶部“开始”面板中可以对字体、字号、颜色、行距等进行修改。
更换图片方法:
点击图片后右键,选择“更改图片”即可。
标题数字等都可以通过点击和重新输入进行更改,顶部“开始”面板中可以对字体、字号、颜色、行距等进行修改。
Inconclusion,thedesignof5Gsystemismorecomplexandthebarrierisfurtherimproved,whilethedesignofantennaandbasestationismoreandmoredifficult,sothestatusofequipmentproviderhasbeengreatlyimproved.CHAPTER06ReferenceReference01020304AgiwalM,RoyA,SaxenaN.Nextgeneration5Gwirelessnetworks:
AcomprehensivesurveyJ.IEEECommunicationsSurveys&Tutorials,2016,18(3):
1617-1655.H.Holma,A.Toskala,andJ.Reunanen,LTESmallCellOptimization:
3GPPEvolutiontoRelease13.Hoboken,NJ,USA:
Wiley,2015.J.G.Andrewsetal.,“Whatwill5Gbe?
”IEEEJ.Sel.AreasCommun.,vol.32,no.6,pp.10651082,Jun.2014GSMAIntelligence,“Understanding5G:
Perspectivesonfuturetechno-logicaladvancementsinmobile,”Whitepaper,2014.THANKYOU!
n周雨昕Faye:
2017023003n李愿珍Kiki:
2017023004n杨斌Cole:
2017021180
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