Electrical& Computer EngineeringIn the FutureAfter GraduationMinami MiyakawaConcept images of natural evolution and one of EAsExamples of research subjectEvolutionaryAlgorithmsforSolvingMulti-ObjectiveOptimizationProblemsEvolutionaryAlgorithms(EAs)imitatenaturalevolution.Takingacardesignproblemmaximizingmaxspeedasanexample,carsconstructapopulationandinferioronesareeliminated,thedesignofacaristreatedasDNA,andanewcarisgeneratedfromtwofastcarsinthepopulationbyapplyingcrossoverandmutation(seethefigureontherightside).Asthisprocessisrepeated,theaveragemaxspeedofthecarsinthepopulationisfaster.It’sinteresting,isn’tit?However,EAsstillhasroomforimprovement.Let’sresearchEAstogether.Optimizationproblemsariseeverywhere.SinceEAscansolvemanykindsofoptimizationproblems,byimprovingtheapplicabilityandusability,Ibelieveitwillbecomepopularinthenearfuture.Infact,ithasalreadybeenappliedtoreal-worldproblems,forexample,designofN700seriesShinkansenandMitubishiRegionalJet,etc.Youwillacquireskillssuchasproblem-solving,logicalthinking,programming,etc.Theskillsofproblem-solvingandlogicalthinkingareusefulforanywork.AssistantProfessorShe received Ph.D. degrees from The University of Electro-Communications in 2016. She was a JSPS research fellow before joining Shinshu university in 2019. Her research interests include constraint-handling in evolutionary multi-objective optimization and its applications.Evolutionary Algorithms-Data are Evolved like Living Things -Evolutionary algorithms(GA,ES,PSO,DE)etc.Many-objective optimizationSolutionsanalysisDynamic environmentConstrained optimizationApplicationand many moreVisualizationCommercial CAD tools for integrated circuit design are provided for academic usage. Photographs of the 3D-integrated buck converter module. A controller chip designed by our lab is flip-mounted on the interposer with an embedded magnetic inductor fabricated by Sato-Soneharalab.KousukeMiyajiIn the FutureAfter GraduationElectrical& ComputerEngineeringAssociate Professor (2015-)He received Ph.Dfrom Univ. of Tokyo in 2008. He joined Shinshu Univ. in 2013. Research field: mixed signal integrated circuit design for efficient power management and sensor systems.Integrated Power ManagementCircuitDesignPowermanagementcircuitsincludingDC-DCswitchingregulators,AC-DCconvertersaremandatoryelementsinelectronicdevices.Requirementsforhighefficiencyandhigh-powerdensityinthesecircuitsaregettingevenmorecriticaltorealizenewapplicationsandsystemslikeEV,sensornetwork,andmedicalimplants.Weareapproachingtothesenewchallengesbycollaboratingwithmixedsignalintegratedcircuitdesign,newdevicetechnologiesincludingmagneticdevicesandGaNFETs,and3D-packagingtechnologies.Atnearfuture,manyservicestoimproveourQoLwillbeprovidedbyacquiringbigdatafromlargesensornetworksandanalyzingthemathugedatacenters.Ourresearchwillcontributetorealizingbattery-lesssensorsthatoperateforalongtermandagreendatacenter,wherecurrentdatacenterconsumespowerasmuchasanuclearpowerplant.Applicationstominimallyinvasivemedicalimplantdevicesarealsoexpected.Integratedcircuitisoneofthemostgeneralandbasictechnologies.Acquiringskillsofintegratedcircuitdesignwillhelpgettingjobsinmostoftheindustriesinengineeringaswellastraditionalelectric/electronicmanufacturers.Infact,someautomotive,railwayandmedicalcompaniesrecruitcircuitdesignersastheirsystemsareusingsomanyintegratedcircuits.750mm330mm600mm220mmCCTRLCmpPower transistorsVTC + PFD + CPStartupCCTRLCmpStartupCCTRLSampling+VTC+PFD+CPCCTRLMP+MNStart-upStart-upCOMPCOMP330 mm220 mmLayoutChip photoIC2.4mmVINVSSVOUTCINCOUTVXActive area2.4mm3.6mm6turnTop viewX-ray photograph2.4mm2.4mmMPMNDriversDriversControlVINdecaps
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