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1、Thedevelopmentofmobilephones’operatingsystemhasencouragedthedevelopmentofmobilesoftwareapplicationsWeiZhangEAP6110 EveSawyer-McCareyAugust13,2012Althoughinworldwidethemostusedmobilephonesarethesocalledsecond-generationmobilephones,thewholeindustryism
2、ovingtoabandnewphasethatpeoplecanusemoreadvancedmobilesoftwareapplication.Thefunctionalityofthephoneisbecomingmorepowerful.Thecurrentdevelopmentcanbecomparabletothepalmcomputer.Andthedevelopmentofmobileoperatingsystemhasencouragedthedevelopmentofmobi
3、lesoftwareapplications.Asopposedtothefirst-generationphoneswhichcameoutin1985andonlyusedforvoicecalls,thesecond-generationmobilephonesareabletoreceivedatathatallowuserstoreceiveandsendmailsandconnecttointernet.1Besidetheadvanceonhardware,thethird-gen
4、erationmobilephonesupgradedvoiceanddatatransmissionspeed,whichbringaworldtous.Inordertofittheenchantmentonhardwareandnetworkspeed,itisobviousthattheoperatingsystemofmobilechangedsignificantly.In1990s,thefirst-generationmobilephonecameout.FrankNack,ap
5、rofessor,refersinhisarticlethat“Towing,taxi,andtruckingservicesusedthefirstmobilecommunicationsystems,whichinvolvedadispatcheratacentralbasestationcommunicatingtobusinessradiosystems.Thesesimplexsystemsonlyletonepartytalkatatime.”2FromFrank’sarticle,
6、it’sclearthattheoperatingsystemofthismobilephonejustprovidetheplatformforuserstooperate.Second-generationmobilephones(2G)arethemostcommonmobilephones.Often,thesephonesusetheGSMorCDMA,amaturestandard,withastablequalityofthecallandstandbytime.TianzhouC
7、henquotesthatinordertomeettheneedsofdatacommunications,someintermediatestandardsonthesecondgenerationmobilephonearesupported,suchassupportforMMS,GPRSandWAPservices,Internetservices,aswellasavarietyofJavaprograms.3Generallyspeak,thesecond-generationmo
8、bilephonesprovidesomespecificsoftwareapplicationswhichneedextraspaceandpreassembledprogramonoperatingsystem.Withthedevelopmentofcommunicationandcomputertechnology,newtechnologiesareadaptedincommunicationdevices.3Gistheabbreviationofthe3rdGeneration,t
