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智能手机英语演讲PPT.ppt 19页

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  • 2022-04-29 14:34:53 发布

智能手机英语演讲PPT.ppt

  • 19页
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'SmartMobilephone Kindsofintelligentmobilephone Howmobilephonedevelop? Let’stalkaboutMotorolaMartinCoopercreatedthefirstmobilephone,whichmeansthebeginningofradiocommunication.无线通信 Afterbirth...1G2G3G4G 1GBrick 2GWAPisshortofWirelessApplicationProtocol(无线应用协议).第一款WAP手机 诺基亚7110Whengettinginto2Gtime,mobilephonecansurftheinternet!Andmost2GphoneuseGSMorCDMAstandard. 3Ginternetspeedof3Gphoneisobviouslyfasterthanthatof2Gandcanmakeitto150KB/s.Internationalstandardof3Gare:WCDMAofEurope,CDMA2000ofAmericaandTD-SCDMAofChina. 4G4Gmeansthefasterspeedthan3Gandcanreach4Mb/s!AndthestandardsareTD-LTEandFDD-LTE. Howmanysystemofthoseintelligentphone? technologyWiththedevelopmentofscienceandtechnology,moreandmorepeopleusemobilephonethatismoreintelligentanduseful.Nowyoucannotonlysurftheinternetbutalsoplaygamesorsearchmapordoshopping…..Ofcoursewhencallyourfriendsyouneedn’tlookforphonebookinsteadofcallinghisnameSomanyincrediblethings! ThedifferencebetweenFeaturephoneandSmartphoneSomeonemaybethinkcommonphonecoulddotheconvenientthings,that’sright,but…非智能手机（功能手机） Themoreconvenientandusefulphone?AlthoughFeaturephoneismorestablethanSmartphoneandhavemuchmoreelectricity,likethis TheadvantageofSmartphone掌上电脑HasbetterperformanceIsfastinrunningHasstandaloneoperatingsystem(OS)andcanbeupdateHasbigtouchscreenHasbigpartsoffunctionofPDA(PersonalDigitalAssistant)Userscaninstallthird-partysoftwares InotherwordsSmartphone=PocketPC+mobilephone掌上电脑1+1>2! Futuresmartphone Thoughiphone6cameout,butvariousconceptstandsforthefutureofsmartphone~ Thankyou'

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