英语5G小演讲.pptx

英语5G小演讲.pptx

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5,Generation,n.一代，时代;,G,（5Th-GenerationInternet）,5G,1Gto5G,/01,.,Makeaphonecall,Thestart,SMS，E-mail,Simplewebsurfing,TurningPoint,Photos,Videos,Apps,SNS,MoreFaster，DevelopedWi-Fi&MobilePhone,TheNext,Evolution,Improve,TheInternetOfThings，AR&VR，4KUHD,Howfastthe5Gis?

/02,1G（Max：

2.4kb/s）,2G（Max：

48kb/s）,3G（Max：

450kb/s）,4G：

10450Mbps=1.5M/s56.25M/s,5G:

100M/s10GB/s,DownloadaFilm720p（3GB）0.3s（maximumspeed）1080P（20GB）2s（max）4KUHD（200GB）20s（max）,Wherethe5Gisused?

/03,ChinaMobileThefirst5Gpilotcities:

Hangzhou,Shanghai,Guangzhou,Suzhou,Wuhan;ChinaTelecomThefirst5Gpilotcities:

Xiongan,Shenzhen,Shanghai,Suzhou,Chengdu,Lanzhou;ChinaUnicomThefirst5Gpilotcities:

Beijing,Xiongan,Shenyang,Tianjin,Qingdao,Nanjing,Shanghai,Hangzhou,Fuzhou,Shenzhen,Zhengzhou,Chengdu,Chongqing,Wuhan,Guiyang,Guangzhou.,Technologychangetheworld.,