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1、UnderstandingLTEanditsPerformanceTaraAli-YahiyaUnderstandingLTEanditsPerformanceForewordbyKhaldounAlAgha123TaraAli-YahiyaUniversityParisStud-11LaboratoiredeRechercheenInformatique91405OrsayCedex,Francetara.ali-yahiya@u-psud.frISBN978-1-4419-6456-4e-ISBN978-1-4419-6457-1DOI
2、10.1007/978-1-4419-6457-1SpringerNewYorkDordrechtHeidelbergLondonLibraryofCongressControlNumber:2011929037cSpringerScience+BusinessMedia,LLC2011Allrightsreserved.Thisworkmaynotbetranslatedorcopiedinwholeorinpartwithoutthewrittenpermissionofthepublisher(SpringerScience+Bus
3、inessMedia,LLC,233SpringStreet,NewYork,NY10013,USA),exceptforbriefexcerptsinconnectionwithreviewsorscholarlyanalysis.Useinconnectionwithanyformofinformationstorageandretrieval,electronicadaptation,computersoftware,orbysimilarordissimilarmethodologynowknownorhereafterdevelo
4、pedisforbidden.Theuseinthispublicationoftradenames,trademarks,servicemarks,andsimilarterms,eveniftheyarenotidentifiedassuch,isnottobetakenasanexpressionofopinionastowhetherornottheyaresubjecttoproprietaryrights.Printedonacid-freepaperSpringerispartofSpringerScience+Business
5、Media(www.springer.com)TomyparentsMahdiaSalihandIbrahimAliForewordMobilecommunicationswerelargelyintroducedbyGSMatthebeginningofthe1990s.Atelecommunicationrevolutionwasbornwiththesuccessstoryofthisnewmobiletechnology.Today,onecannotimaginehislifewithoutamobilephone.Thenumb
6、erofusersofGSMintheworldnowapproachestobefivebillions.SincethishugesuccessandtheconvergencewiththeIPworld,newstandardswerecreatedtocombinethepacket-switchedtechnologiestoGSMinordertoaccesstheInternetfromanymobiledevice.FromGPRSto3Gand3G+,wehaveseentheevolutionofthemobiletel
7、ecommunicationwiththeambitiontoofferthepossibilitytosurfthroughtheInternetfromanywhereandatanytime.Again,3G+isahugesuccessandpeoplechangetheirlifebyusingnewdevicessuchassmartphonestobeconnectedpermanently.Regardingthissuccess,newapplicationsareintroducedtooffernewservices.
8、However,thelikeof3G+isclearlythelimitedbandwidthwhichisnotabletocopewiththenewmultimediaa
