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1、WidebopticalfiberaccesswktrendofdevelopmentFirstthisarticleintroducethewldbroadbaccesswktheconditionofdevelopsthemainapplicationnextnarratedthewidebopticalfiberaccesswkmerit.Withemphasishasoncemeanalyzedthewidebpointtopo
2、intactiveEtheropticalfibersystemthewidebtothepassiveopticalfibersystemacteristictheapplication.Meetsdownproposedourcountryopticalfiberaccesswksendschem.possibletosurmountAPONBPONtheEPONstagestartsfromthewidebpointtopoint
3、EtheropticalfibersystemGEPONfinallyeventransitstotheGPONstagepreliminaryidea.Finallyanalyzedthedevelopmenttrendofopticalfibercommunicationstechnologyfromeachangle.ThebroadbaccesswkdevelopsconditionmainapplicationInfactlo
4、okingfromthetelecommunicationdevelopmenthistywhenthewknumberofusersachievescertainscale.Eachkindofapplicationmeetsthenatureproductionthisalsoissocalledstepsthecufflawmighttobeespecially.Inthehistyonekindoftechnologysince
5、birthhasnotbeenhavingabigpileofapplicationregardlessofisthemobilecommunicationtheInteronitsshtnotethebrowsingthechatssoonthekeyapplicationsallisdevelopscertaindegreeaftertheuserscaletoproducenaturallybutisnotsedulouslyde
6、signsbefehplans.Sincehasenteredfthe21stcenturythewholewldbroadbaccesswkenteredthebigdevelopmentphase.To2004yearsendthetotalnumberofusersalreadyachieved150000000becameintheelectricityreliablehisticalaccounttodeveloponeofq
7、uickesttelecommunicationservicesevenwasalsoquickerthanthemobileservice.Fexamplethewholewldmobileservicefrom10000000developedto100000000hasspentf5.5yearsbutthebroadbaccessservicehasonlyusedf3.5years.AccdingtotheIDCfecasti
8、n2007theglobalwidebtotalusermayachieve209000000inwhich9.9namelyabout20000000usersfopticalfiberaccesswk.inferitoUSsinwhichleadershiptechnologyisonlyADSLprobablyaccountsfabout70%nextistheEthertechnologybutalsohasfewwidebwi
9、relessturningonelectriccablemodemturningonalsooccupiesregardingtheFTTHtechnologythetrackstagetheminitydevelopedcityalreadywasalsostartingtoconsidertoexperimenteachkindofFTTHItechnology.Lookingfromthewidebapplicationthata
10、ccdingtotheAmericanMaiKenxiCompanysnewestanalysistheinitialperiodwidebapplicationmainlyisthehighspeedsurfermaymakethesurferthetimetoincreaseapproximately30%.Hereafteralongwiththeservicelargescaledevelopmentdevelopsthepow
11、erwhichthenewservicebecomescontinuestodevelop.AccdingtoAmericanBHKCpationdemonstratedin2004investigationresultthatin2003theAmericanfirstfivewidebexpensewasonthegamblestheadultprogramthegamemusicdownloadingtheionbroadcast
12、televisionhadobviouslytotheexpenseclassinclinetendency.Needstopointoutthatdiscussesneedstopayattentiontoinabasicunderstingusingtheactuationtheerroneouszonenamelycannotplacehopesinartificiallystudiesbefehdevelops12itemsso
13、called“theAssassinsmaceapplication”promotedapplication.Infactlookingfromthetelecommunicationdevelopmenthistywhenthewknumberofusersachievedcertainscaleeachkindofapplicationmeetsthenatureproductionthisalsoissocalledstepsth
14、eCufflawmighttobeatespecially.InthehistyonekindoftechnologysincebirthhasnotbeenhavingabigpileofapplicationregardlessofisthemobilecommunicationtheInteronitsshtnotethebrowsingthechatssoonthekeyapplicationsallisdevelopscert
15、aindegreeaftertheuserscaletoproducenaturallybutisnotsedulouslydesignsbefehplans.WidebopticalfiberaccesswksuperiityAlongwiththeopticalfiberinthetollwkthemetropolitanareawkeventheaccesswkbranchsectionmassiveapplicationsthe
16、logicaltrendofdevelopmentwillbecontinuestotheaccesswktomatchthelinesegmenttodirecttheinletparttoextendthekeyisadvancesthespeedquicklyThiswillbedecidedbymanykindsoffactsincludingthemarketdemthecompetitionneedtheapplicatio
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