IC 芯片表面标识自动识别虚拟仪器系统的设计

ICLabVIEW7.0IMAQVisionIMAQVisionAssistantPXI-1409MBC-5051ICNILabVIEWIMAQVisionIMAQVisionAssistantPXI-1409MBC-5051CCDICNIAbstractWiththeincessantdevelopmentofthechipmanufacturingtechnology,developingtheauto-recognizingsystemofthechipsurface’smarkwhichmainlycontainslicensesandsoonbecomesmoreandmoreimportant.Asthistechniqueisofgreatimportance,alotofenergyhasbeenputintoitandmanyachievementshavebeengained.Thissystemcanbeusedinthefiledoftheautomationofthechiptesting,soitcanincreasethethroughputofthechipmanufacturer.ThankstotheusingoftheLabVIEWsoftwareanditsIMAQVisionimageprocessingmodules,thesystem’sexploitperiodisveryshortanditscostisespeciallycheap.Withthecomprehensiveutilizationofseveralkindsoftechnology,suchasthethreshold,filtering,arithmetic/logicaloperation,cutting,thinning,featurematchingandsoon,thissystemcanbringalltheexpectedfunctionstosuccessinpracticalapplication.LabVIEWIMAQVisionIMAQVisionAssistantLabVIEWIMAQVisionIMAQVisionAssistant1ICNIPXI-1409MBC-50511ROIROIIMAQVision222553FPA1342020120C}20,,2,1|{L==iCCi4,DM,nIII,,,21LDnMM,,21L2112)(−=∑=niiiIMD5566ICProcessOpenOpenSaveSaveImage1.2.3.NINILabVIEWIMAQVisionPXI[1]...,,.:,2000[2]....1998[3].RafaelC.Gonzalez.DigitalImageProcessing...2003[4]...1998[5].SarpErtürk.DigitalImageProcessingFebruary2003EditionUniversityofKocaeliPartNumber323604A-01.[6]...1997231:256258[7]..LabVIEW.200320349699[8].IMAQVisionConceptsManualOctober2000EditionNationalInstrumentsCorporationPartNumber322916A-01.[9].IMAQVisionforLabVIEWTMUserManualJune2003EditionNationalInstrumentsCorporationPartNumber322917B-01.