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1、外文文献翻译ESEP2011:9-10December2011,SingaporeAnAnalysisandComparisonofOpenandClosedMobilePlatformsAndroidvs.iPhoneYingluZOUa,∗,HaoWUb,JianxinHUANGa,baInformationEngineeringCollege,7JianXueRoad,JinShuiDistrict,ZhengZhou,450001,ChinaAbstractWiththereleaseofAndroid2.2FroyoandiPhone4,thewarbetweeno
2、penandclosedmobileplatformstendstobefiercer.Beingtherepresentativesofthetwoparties,FroyoandiOS4arequitedifferentatsystemframework,newfeature,applicationmarketandintegrationmodel.AccordingtothecompanyspiritsofGoogleandApple,wedosomeanalysesandcomparisonsoftheabovepoints,explainthedifferences
3、ofAndroidandiPhonefromtheshallowertothedeeper,thenconcludethecharacteristicsofopenandclosedmobileplatforms,aimingatprovidinganobjectivereferenceforresearchersofmobileplatforms,helpingthemseeclearerintomobileindustry.Asaresult,bothFroyoandiOS4havetheiradvantagesanddisadvantages,stilltheyaref
4、arfrombeingperfect,there’sroomforfurtherimprovement.Keywords:Android;iPhone;Froyo;iOS4;smartphone;mobileplatform1.IntroductionInrecentyears,thepopularityofsmartphonekeptgoingup.Moreandmoresmartphonesaresoldandalotofpeopleareembracingthem.Smartphonesbroughtgreatconveniencetousers,aswellcreat
5、edopportunitiesforsmartphoneresearchers.That’stosay,thewidespreadofsmartphonesbenefitedbothsides.Atthesametime,developingofsmartphoneOSbecomesoneofthesmartestindustry.TobeasmartphoneOS,thesystemshould:1.ProvideserviceslikeaPC.2.WorkwithaGPUforbettervisualeffects.3.AllowtheusertosurfonIntern
6、etfreely.Andapparently,there’realsosomeweaknesses:1.Limitedbattery.2.PoorCPUperformanceagainstPCCPU.3.Smallstorage.4.TheuseofRAMmayleadstolossofdatawhenthephonerunsoutofbatteryNowthe2giantsofsmartphoneOSareAndroidandiPhoneOS.Ononeside,AndroidisbasedonLinuxkernelandDalvikvirtualmachine,andit
7、isopensourced.TheupperlayerofAndroidisJavabased,allowingdeveloperstodevelopAndroidapplicationswithGoogleSDKandselltheirsoftwareinAndroidMarket.Onthe16外文文献翻译otherside,iPhoneOS,whichbasesonUnixkernelandDarwinmodelbutisclosedsourced,evolvesfromMacOSXandisth
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