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TheboomingofIntegratedCircuitICdesignservicehasbecomeacriticalsubindustrytotheevol
129
Atrafficgroomingproblemconsideringhublocationforsynchronousopticalnetwork-wavelengthdivisionmultiplexingnetworks OriginalResearchArticle
Computers&IndustrialEngineering,Volume59,Issue1,August2010,Pages1-8
JungheeHan
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Abstract
Inthispaper,wedealwithatrafficdemandclusteringproblemfordesigningSONET-WDMrings.Theobjectiveistominimizethetotalcostofopticaladd-dropmultiplexers(OADMs)andinter-ringhubequipments,whilesatisfyingintra-ringandinter-ringcapacities.Also,theminimumnumberofnodes,forexamplethree,foreachringshouldbesatisfied.Wedevelopanintegerprogramming(IP)formulationfortheproblemanddevelopsomevalidinequalitiesthatprovideatightlowerboundfortheproblem.Dealingwiththeinherentcomputationalcomplexityoftheproblem,wealsodeviseaneffectivetabusearchprocedureforfindingafeasiblesolutionofgoodqualitywithinreasonablecomputingtime.Computationalresultsareprovidedtodemonstratetheefficacyofthelowerandupperboundproceduresforsolvingtheproblem.
ArticleOutline
1.Introduction
2.Problemformulation
3.Validinequalities
4.Tabusearch
4.1.Findinganinitialsolution
4.2.Improvingprocedure
4.2.1.Moves
4.2.1.1.Nodemove
4.2.1.2.Edgemove
4.2.2.Tabulistandmoveimplementationstrategy
4.2.2.1.Overallimplementationstrategy
5.Computationalresults
6.Conclusions
References
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130
ReconfigurableNetworksonChip:
DRNoCarchitecture OriginalResearchArticle
JournalofSystemsArchitecture,Volume56,Issue7,July2010,Pages293-302
YanaE.Krasteva,EduardodelaTorre,TeresaRiesgo
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Abstract
Tocoverthecomplexityoffuturesystems,wherethousandsandhundredsofheterogeneouscoreshavetobeinterconnected,newon-chipcommunicationsolutionsarebeingsearched.Inthiscontext,NetworksonChip(NoCs)havebeenstudiedasbusalternative.However,theinclusionofNoCs’broaddesignspaceincreasesevenmorethecomplexityofdesignflows.Additionally,todayelectronicindustrydemandsdrastictimetomarketreductionandimproveddevicediversity.Ontheotherside,reconfigurabledeviceshavehadanimpressiveevolutionandnow,theyarecomplexheterogeneousplatformswhichincludeabroadvarietyofembeddedcores.Furthermore,todayitispossibletoembedreconfigurablearraysinapplication-specificintegratedcircuitsandthuscreatehighlyflexiblesystems.Thesetendenciesprovidesupporttotheideaofreconfigurableon-chipcommunication,whichcanreducethesystemdesigntimeandpermittoadapttheircharacteristicstocurrentlyrunningapplications.ThispaperoverviewssomereconfigurableNoCs’stateoftheartsolutionsanddescribesareconfigurableon-chipcommunicationapproach,calledDRNoC,whichexploresthehighestpossibleflexibilityandisnotlimitedtoNoCs.Animportantaspectconsideredinthispaperisrealimplementationsandtherefore,allthesolutionsdiscussedalongit,includingDRNoC,havebeenvalidatedonFPGAs.ThepaperalsohighlightssometechnologyrestrictionsofcurrentlyavailableFPGAreconfigurationtechniquesthatdonotpermittotestreal-liveexamplesonsuchsystems.
ArticleOutline
1.Introductionandmotivation
2.Relatedwork
3.DynamicReconfigurableNoC(DRNoC)Architecture
3.1.DRNoCelements
3.2.DRNoCaddressing
3.3.DRNoCNoCcommunicationschemepacketformat
3.4.DRNoCrouter
3.5.DRNoCdesignresources
4.DRNoCmapping
5.DRNoCmappingresults
6.Comparisonresults
7.Reconfigurationtestsandcurrenttechnologyrestrictions
8.Conclusions
References
Vitae
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131
UsingDEMATELmethodtoexplorethecorecompetencesandcausaleffectoftheICdesignservicecompany:
Anempiricalcasestudy OriginalResearchArticle
ExpertSystemswithApplications,Volume38,Issue5,May2011,Pages6262-6268
Ya-TiLin,Yeou-HerngYang,Jin-SuKang,Hsiao-ChengYu
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Abstract
TheboomingofIntegratedCircuit(IC)designservicehasbecomeacriticalsub-industrytotheevolutionofsemiconductorindustry.Inthispaper,wetookthecaseofatieroneICdesignservicecompanytoexplorethecorecompetencesofthisemergingindustry.Sevencorecompetencesaredefinedthroughouttheresearch.Morespecifically,thispaperanalyzesthein-depthoftheinterrelationamongthecorecompetencesbyutilizingtheDEMATELmethod.Theyaredividedintocausalandeffectgroups,enablingreaderstogainabetterunderstandingoftheinteractiverelationshipbetweenthem,aswellasmakingsuggestionsforimprovementtoenhancetheiroverallperformance.TheresulthasshownthattheIntellectualProperty(IP)designcapabilityisthemostimportantcorecompetence.Enhancingfiveofthecorecompetencesinthecausalgroupwillimprovetheoverallperformance.Further,DEMATELmethodisdemonstratedasausefulapproachinexploringtheinterrelationship.
ArticleOutline
1.Introduction
2.DefiningcorecompetencesforasuccessfulICdesignserviceindustryandcompany
3.TheDEMATELmethod
4.Empiricalstudy
4.1.ThecaseofGlobalUnichipCorporation(GUC)
4.2.Procedureandresults
4.2.1.IPdesigncapability
4.2.2.IntegratedIPturnkeysolution
4.2.3.Customizeddesigncapability
4.2.4.IntegratedsupplychainservicesforturnkeyICproduction
4.2.5.Comprehensivedesigncapabilityforvariousapplications
4.2.6.Effectivereductionofnewproductdevelopmentcostforcustomers
4.2.7.IntegratedstreamlinemanufacturingtechnologiesforICproduction
4.3.Discussions
4.3.1.IPdesigncapability(D1)
4.3.2.IntegratedIPturnkeysolution(D2)
4.3.3.Customizeddesigncapability(D3)
4.3.4.Comprehensivedesigncapabilityforvariousapplications(D5)
4.3.5.IntegratedstreamlinemanufacturingtechnologiesforICproduction(D7)
5.Conclusions
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Researchhighlights
►TheDEMATELmethodisdemonstratedasausefulapproachinexploringthecausalandeffectinterrelationshipofthecorecompetencesofanindustryorafirm.►SevencorecompetencesthatasuccessfulICdesignservicecompanyshouldpossessareidentified.Fiveofthemaredefinedascausalfactorswhiletheothertwoareintheeffectgroup.►TheIPdesigncapabilityisconcludedasthemostimportantcorecompetencesofanICdesignservicecompany.►Toenhancethefivecausalfactorswillstrengthentheoverallcompetitiveadvantage.
132
RoleofconfinedBlochwavesinthenearfieldheattransferbetweentwophotoniccrystals OriginalResearchArticle
JournalofQuantitativeSpectroscopyandRadiativeTransfer,InPress,CorrectedProof,Availableonline15January2011
AndreyPryamikov,KarlJoulain,PhilippeBen-Abdallah,JérémieDrevillon
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Abstract
Thenearfieldheattransferbetweentwofinitesizeone-dimensionalphotoniccrystalsseparatedbyasmallvacuumgapandmaintainedinnonequilibriumthermalsituationistheoreticallyinvestigated.Themainfeaturesofthiselectromagnetictransferarediscussedandcomparedwithwhatisgenerallyobservedwithmediathatsupportsurfacepolaritons.ItisshownthatthepresenceofsurfaceBlochwavescansignificantlyenhanceheattransfersbeyondthefarfieldlimitforbothpolarizationstatesofelectromagneticfieldatsubwavelengthseparationdistances.AspecificattentionisaddressedtotheconsequenceoftheslopesofsurfaceBlochwavesdispersioncurvesontheheattransfer.Inparticular,itisshownthatthelocalizationofsurfaceBlochwavesclosetothelightlineallowstoobserveatransferexaltaionatlargerseparationdistancesthantheWienwavelength.Theseresultscouldopennewpossibilitiesforthedevelopmentofinnovativenear-fieldtechnologiessuchasnear-fieldthermophotovoltaicconversion,plasmonassistednanophotolitographyornear-fieldspectroscopy.
ArticleOutline
1.Introduction
2.Boundstatesinphotoniccrystals
3.Localdensityofstatesofnear-fieldinthephotoniccrystalsurrounding
4.Nearfieldheattransferbetweentwophotoniccrystals
5.Conclusions
Acknowledgements
References
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Highlights
►Exaltednear-fieldheattransferbetweentwonanostructres.►Presenceofmultipleinteractingchannels.►Micro/nanostructureforenergyconversiontechnologies.
133
Influenceofdisordersonthefocusingpropertyofphotonicquasicrystalslab
SolidStateCommunications,Volume151,Issue1,January2011,Pages42-46
XiaoBinRen,KunRen
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Abstract
Theinfluenceofdisordersinthefabricationprocessonthefocusingperformanceoftwo-dimensionalopticalquasicrystalslabisinvestigated.Twotypesofdisordersareconsidered:
positionalrandomnessandradiusrandomness.ThechangeinfielddistributionforEpolarizationandHpolarizationisexaminedbyusingthefinite-differencetime-domainmethod.Wefindthatforbothpolarizationsdisorderhasad