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1、宽带业务发展分析Introducesthebroadbandnetworkcapacityinsomecountriesaroundtheworld,users,permeability,andhavetousetheproportionofbroadbandusersandreadytousetheproportionofbroadbandusers・Thispaperanalyzesthecharacteristicsanddevelopmentstrategiesofthethreedevelopmentstages(importphase,devel
2、opmentstageandsaturationstage)ofthebroadbandbusinessmarket・First,thebroadbandbusinessmarketgrewstronglyInthepastthreeyears,theglobalbroadbandusersisgrowingrapidly,accordingtoMcKinsey,aconsultancy,estimatesthatby2002thefirsthalfoftheglobalbroadbandnetworkcapacityofmorethan300million
3、households(table1),theexistingresidentialusersandbusinessusersmorethan40million(table2),broadbandhasbecometherapidgrowthofscienceandtechnologybusinessuserconsumption.IntheUnitedStates,forexample,thepenetrationrateofbroadbandpenetrationis25percent,withmarketpenetrationincreasingfast
4、erthanthemarketpenetrationrateforPCSandmobilephones・Table1,20nationalbroadbandservicenetworkcapacityNationalbroadbandnetworkcapacity(10,000)nationalbroadbandnetworkcapacity(10,000)1730Australia,730Spain1080Russia30Table2showstheconcentrationofresidentialusersintheamericas,AsiaandEu
5、rope.Fivecountries,includingtheUnitedStates,SouthKorea,Japan,CanadaandGermany,accountfor84percentofglobalbroadbandusers・OfSouthKorea'sbroadbandpenetrationrateisveryhigh,residentialbroadbandsubscribersmorethanhalf,Belgium,Canada,NewZealand,SwedenandtheUnitedStatesmarketpenetrationis
6、10%~25%(table3),mostofthebroadbandaccessmodeisbasedontheexistingtelephonelinesorcablelineupgrade,opticalfiberaccessinsomeareasofdevelopmentisalsogood(theseregionsincludingChina,ItalyandSweden),otherbroadbandaccesswaytoincludesuitableforremoteareasofsatelliteaccess,etc・Table2,20nati
7、onalbroadbandserviceusersNationalbroadbandservicenumber(10,000households)China105Australia20.6Spain57.0Russia0.4Table320nationalbroadbandbusinessresidentialuserpermeabilityNationalbroadbandhomepenetration(%)nationalbroadbandhomeuserpenetrationrate(%)Canada25.0Australia2.6Belgium13.
8、0Italy1.9Germany5.8Spain4.
