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RF射频电路设计英文课件Lecture10 Manufacturability of a product design.ppt


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RF射频电路设计英文课件Lecture10 Manufacturability of a product design.ppt
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RF射频电路设计英文课件Lecture10_Manufacturability of a product design1.Introduction2.Implicationof6σDesign o6σandYieldRateo6σDesignforaCircuitBlock3.Approaching6σDesignoByChangingPart’sσValue oByReplacingaSinglePartwithMultipleParts4.MonteCarloAnalysis oABPF(BandPassFilter)oSimulationwithMonteCarloAnalysisoSensitivityofPartsontheParameterofPerformanceAppendixesoFundamentalsofRandomProcessoTableoftheNormalDistributionLecture10:ManufacturabilityofaProductDesign RichardChi-HsiLi李缉熙 Cellularphone:**********(PRC) Email:******@Lecture10*RichardLi,20091.Introduction essorfailureofproductdevelopmentis Themanufacturabilityofaproduct.Whatisthemanufacturabilityofaproduct? 1)Highyieldrate,including *Satisficationofspecifications; *Goodrepetitionoridentityofproduct; *Highreliability. 2)Lowcost,includingthecostof *Materialandparts, *Manpower, *Manufactorymaintenanceandequipment.Lecture10*RichardLi,eptablemanufacturability3rdstage:Production2ndstage:Pre-Production1ststage:R&DLecture10*RichardLi,2009o6σandYieldRateρ(z)Figure2DefinitionofdesigntoleranceToldesignandprocesscapability6σUSLLSLDesigntolerance=ToldesignProcesscapability=6σDefects=6.68%Defects=6.68%-4-3-2-1.5-1 0+1+1.5+2+3+4z=(C-m)/σImplicationsof6σDesignLecture10*RichardLi,2009Figure3Relationshipbetweenyieldratef(z)andDesigntoleranceToldesign.0σ1σ2σ3σ4σ5σ6σ7σ100%90%80%70%60%50%40%30%20%10%0%Yieldratef(z),%DesigntoleranceToldesign,σ99.74%95.44%68.26%38.30%86.64%98.76%0%99.98%Table1Relationshipbetweentheyieldratef(z)andthedesigntoleranceToldesignDesigntoleranceYieldrateToldesign f(z)0σ 0%1σ 38.30%2σ 68.26%3σ 38.30%4σ 86.64%5σ 98.76%6σ 99.74%7σ 99.98%Lecture10*RichardLi,2009o6σDesignforaCircuitBlockA6σcircuitdesignisadesignsuchthattheyieldrateofthiscircuitblockinmass-productionreaches99.74%when 6σtoleranceofallthepartsappliedinthecircuitblockisallowed.Actually,theexpectedyieldrateis 100%,although99.74%iscloseto100%.Lecture10*RichardLi,20093.Approaching6σDesignoByChangingParts’6σValueρ(z)USLLSLDesigntoleranceProcesscapability=6σDefects 内容来自淘豆网www.taodocs.com转载请标明出处.