4G网络英文介绍.docx

4G网络英文介绍

第一篇：4G网络英文介绍4GwirelesscommunicationnetworkToday，Iwillintroduceatechnology---Thefourth-generationwirelesscommunication,Asweallknow，3gopenthemulti-mediaage。Ibelieveweallexperiencethe3gwhichbringachangeoflife,weuse3gmobilephonetosurfinternet,watchmovies,writemicro-blogandsoon!Withthedevelopmentoftechnology,researchersbegantodevelop4gnetwork.first，whatis4g,simplespeakit'stheenhancedversionof3g,itcontains3gfunctionalityandbreakthroughthelimit.Whatistheimportantsymboloftheprogressofeachgenerationofwirelesscommunicationnetworks,Theansweristransmissionspeed。4gnetworkhasahighertransmissionspeedandbringmorefunexperience,4GisakindofbroadbandmobilecommunicationsystemwithbroadbandchannelanddistributedIParchitecturenetwork。inthestaticandhotscenarios,thetransmissionratecanreach1gbit/s,inthedynamic,suchas,whenyoutravelingbyhigh-speedtrain,thetransmissionspeedcanreach100Mbit/s,thisspeedis10timesfastthan3gnetwork,you'veneverexperiencedsuchhighspeedintoday'selectronicproducts。Giveanexample，a5MBMP3formatonlyneedoneseconddownloadcompletely,a40gHDmoviefinishedjust2hours,butusea4megabytesofbroadband.needonedayInadditionthehighspeedfeature,therearemanyothercharacteristicsin4Gnetwork,first,itcoexistvarietyofwirelessnetworks,suchastheWLAN,2G,3G,GPSbroadcastnetworksetc.,soitcanbewidelyused.second,itowe100timesthecapacityof3Gsystem,next,theseamlessglobalcoverage,itcanbeusedinanytimeandplace,andcanprovideapersonalizedservice.Basedonthesecharacteristics,Multi-networkcompatible,high-speedandseamlesscoverage,buildapowerful4gsystem,,onedayjusta4gphonecardcanIntegrationfunctionofcomputer,gamemachine,digitalcamera,scanner,bankcards.thiswillchangesinthewayofentertainmentForexample,youwoulduse4gphonesplayteamgames,justOnemobilephoneissettohost，otherssharedsignal.Likesetupalocalareanetwork,everyonecanplaythegame。itbringschangethatphoneisgettingclosertothecomputer'sfunctions.Entertainmentisthetipoftheicebergofitsfunction,Ithinkitwillbringsomerevolutions.InChina,manyremoteareas,Duetotheinconveni