混合式光網絡的優(yōu)化設計研究.pdf

1、≯、79u8n”UDC4：攔愛鞣盤東南碩士學大學位論文混合式光網絡的優(yōu)化設計研究研究生姓名：—皿型導帥姓名：堂盟德熬攫申請掌位擻別—二￡蘭匝學科專業(yè)名稱撞堡皇王堂論史提空口期2堂圭!縣丑日論文答辯日期2Q塑生3且塑旦學位授予電位一盔審右雯學位授千日期■Q圭旦目粹辯委日會席孫，】：函’評目人———～Abs訂actAbstractWavelengthDivisionMultiplex(WDM)basedopticaltransportnet

2、workisnowwidelyappliedtomeettheneedofenormouscommunicationcapacityIPoverWDMopticaltransportnetworkistheevolvingtrendofnextgenerationopticalnetworkAtpresenttherearetwoimportantarchitecturesofopticalnetwork：ringandmeshwith

3、theevolvinggoalofFullOpticalmeshnetworkAnimportantissueishowtobringringtomeshandtakefullUSeoftheiradvantagesThispaperfocusesonoptimaldesignofhybridopticalnetworkAfterabriefreviewofopticalnetworkdevelopmentsandabriefintro

4、ductionofopticalnetworkanalyticalfundaments，twokindsofmulti—ringCoverstrategy—pumringcoverandpcyclecoverwhichcombinesimplestructure，fastrestorationinringnetworkandhighcapacityefficiencyinmeshnetwork，willbepresentedandstu

5、diedindetailFirstlyapureringcovermodelbasedongeneticalgodthmissetupinthispaperAnditsobjectfunctionisminimizingnetworkcostFinalresultsincluderingcovermode，routingandcapacityallocationTheastringencyofalgorithm，computingtim

6、e，minimumcostandredundancyareanalyzedunderfourdifferentworkconditionsfortwodifferentnetworktopologiesCERNETandEONTheresultssuggestthatsmallerringsaremoreeasilybuiltThecomputingtimeandminimumnetworkcostwillincreasewiththe

7、restrictconditionsTheresultssuggestthatthedesignismuchsuitedfortheopticalnetworkneedforhighersurvivabilityThen，thispapersetupapcycleringcovermodel，theobjectofwhichistominimizethesparecapacitycostbasedongeneticalgorithmFi

8、nalresultsdescribetheastringencyofalgorithm，computingtimetotalsparecapacitycostandredundancyThesimulationresultssuggestthatbiggerringsmeasilybuiltandtheirredundancyexistsbetweenring’sandmesh’sThedesignearlrealizefastrest