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1、WidebandopticalfiberaccessnetworktrendofdevelopmentAuthor:LiuJinhaiarticlesource:Computeruniversaltime:2005-3-8（BroadbandFiberAccessNetworkDevelopmentTrends）Thisarticlefirstisbriefintroducedtheworldbroadbandaccessnetworkdevelopstheconditionandthemainapplication,nextnarratedthew
2、idebandopticalfiberaccessnetworkmerit.Withemphasishasoncemoreanalyzedthewidebandpoint-to-pointactiveEthernetopticalfibersystemandthewidebandtothepassiveopticalfibersystemcharacteristicandtheapplication.Meetsdownproposedourcountryopticalfiberaccessnetworksendschem.possibletosurm
3、ountAPON,BPONandtheEPONstage,startsfromthewidebandpoint-to-pointEthernetopticalfibersystemandGEPON,finallyandeventransitstotheGPONstagepreliminaryidea.Finallyanalyzedtheopticalfibercommunicationstechnologytrendofdevelopmentfromeachangle.Thebroadbandaccessnetworkdevelopsconditio
4、nandmainapplicationInfact,lookingfromthetelecommunicationdevelopmenthistory,whenthenetworknumberofusersachievescertainscale.Eachkindofapplicationmeetsthenatureproduction;thisalsoisso-calledstepstheCufflawmighttobeatespecially.Inthehistoryonekindoftechnologysincebirthhasnotbeenh
5、avingabigpileofapplication,regardlessofisthemobilecommunicationortheInternet,onitsshortnote,thebrowsing,thenetchatsandsoonthekeyapplicationsallisdevelopscertaindegreeaftertheuserscaletoproducenaturally,butisnotsedulouslydesignsbeforehandplans.Sincehasenteredforthe21stcentury,th
6、ewholeworldbroadbandaccessnetworkenteredthebigdevelopmentphase.To2004year'send,thetotalnumberofusersalreadyachieved150,000,000,becameintheelectricityreliablehistoricalaccounttodeveloponeofquickesttelecommunicationservices,andevenwasalsoquickerthanthemobileservice.Forexamplethew
7、holeworldmobileservicefrom10,000,000developedto100,000,000hasspentfor5.5years,butthebroadbandaccessservicehasonlyusedfor3.5years.AccordingtotheIDCforecast,in2007theglobalwidebandtotalusermayachieve209,000,000,inwhich9.9,namelyabout20,000,000usersforopticalfiberaccessnetwork.The
8、AsianandPacificarea,speciallySouthKorea'sandJapanweret
