环亚ag国际官网

BeforethefirstimageofablackholecouldbeaddedtothetreasuretroveofmankindsgreatestscientificachievementsinApril,scientistsresponsibleforprocessingithadabigproblem:Theyhadtopiecetogethertheimagefro,ifnotdecades,tosendthatmuchdataefficientlyovertheinternet,soscientistsloadedthoseclunkyharddrivesontotrucksandplanesanddeliveredthemtodatacentersaroundtheglobe,accordingtotheEventHorizonTelescopeproject,dtobeproducedinsuchanold-fashionedway,butscientistssaidtheyarealreadyworkingonthenextgenerationoftelecommunicationtechnologyafter5Gthatwillbeabletotransportdatafaster,bemoretailoredtousersneeds,a,theso-called6Gtechnologyisstillinitsinfancyandmustovercomeseveraltechnicalhurdlesinbasicresearch,hardwaredesign,anditsenvironmentalimpactbeforethetechnologybecomescommerciallyavailablein2030,accordingtoawhitepaperon6GpublishedinSeptemberbyFinland,somescientistsworriedthat6Gsnewinfrastructure,theincreasedintegrationofspace-air-ground-seacommunicationtechnologies,andtheuseofanewfrequencyrangetotransmitdatamightaffectastronomicalinstrumentsorpublichealth,orbetooexpensiveorinsecureforresearcherstouse."Thesharing,analysisandmanagementofresearchdataarecrucialforscientificandtechnologicalinnovationintodaysbigdataera,"WangRuidan,deputydirectoroftheNationalScienceandTechnologyInfrastructureCenter,said,theMinistryofScienceandTechnologyannouncedthatChinahadenteredtheglobal6Grace,andhasestablishedtwodedicatedoffices,oneforrelatedpolicymakingandtheother,comprisingof37expertsfromcolleges,researchinstitutionsandenterprises,,ChinaUnicomandHuawei,aswellascompaniesandtelecommunicationprovidersintheUS,RussiaandEuropeareconductingrelatedresearchon6Gtechnologies,,coupledwithlarge-scalecomputinginfrastructureandbigdata,haveplayedacrucialroleinsomeofChinaslargestscientificprojectsinrecentyears,especiallythoseinvolvingmajorscientificinstruments,,"weusedtelecommunicationtechnologiestoconnectobservatoriesfromaroundChinatoprovidekeynavigationdatatohelptheChange4probelandonthefarsideofthemoonforthefirsttimeinhumanhistory",saidWangShuzhi,executivedeputydirectoroftheLeadingGroupofCyberspaceattheChineseAcademyofSciences."Betterconnectionswillundoubtedlyimprovetheprecisionandefficiencyofusingbigdatatoconductcross-regional,interdisciplinarymegascienceprojects,",chairmanoftheWirelessWorldResearchForum,saidthatalthoughtherewasnouniversallyaccepteddefinitionfor6Gtechnologysofar,itsfutureapplicationwillha/s,allowingforultra-highfidelityvirtualreality,zerolatencyformachine-to-machinecommunicationandglobalhigh-speedinternetcoverageusingextensivesatellitenetworks,hesaidduringtheWorld5GConventioninBeijinginNovember."6Gwillincorporatetechnologiesthatareleftoutof5G,suchasterahertzsignals,satellitesandvisiblelightcommunication,"llbeusedby5G,whichareknownasmillimeterwaves,andfallbetween30and300GHz,saidLuJianhua,presidentowaves,whichalreadyrequiretheinstallationofalargeamountofindoorandoutdoorcellularequipmenttoensurereliablecoverage."Thiscreatesanexistentialproblemwithtelecommunicationtechnology,becausethewholepurposeofourfieldistotransportmoredataefficientlywithlessenergyandinfrastructure,"hesaid."egytorollout6Gaswedidwith5G."Oneofthemorepopularsolutionsistocreateanintegratedglobalcommunicationnetworkwithland,sea,airandspaceinfrastructuretoprovide6Gcoverage,,LiJinzeng,aresearchprofessorattheNationalAstronomicalObservatoriesoftheCASandthechiefscientistoftheChina-ArgentinaRadioTelescope,saidmanytelescopesrelyontheterahertzrangetoexaminetheuniverseanda,thephysiologicaleffectsofelectromagneticradiationassociatedwith5Gtechnologyarestillbeingresearched,,executivedeputydirectoroftheBIGDataCenterattheBeijingInstituteofGenomicsoftheCAS,said6Gtechnologywillbeapositivefactorforscientificproje—datasecurityandcost,hesaid."With6G,wemightbetransmittingsomuchdatasorapidlythatwefailtonoticeeithersmallleaksorsecurityrisks."Inaddition,itcostsmillionsofyuanannuallytooperatealargedatacenter,andthisexpenseistypicallyshoulderedbythegovernmentortheinstitution."Afull-speed6Gnetworkmaybetooexpensivetouse,sofundersandpolicymakerswillhavetobalancethecostandbenefitsandcustomizethetechnologytobettersuitusersneeds,"Zhangsaid.