OEL之发展现况与趋势.ppt

OEL之發展現況與趨勢,新興平面顯示器,翰立光電蔡君徽Jan.17,2001,Display-,Theinterfacebetweenoperatorandmachine,Classificationofelectronicdisplay,Electronicdisplay,Projecttype,Direct-viewtype,Off-screentype,CRT,Lightvalvetype,LCD,DMD,CRT,Flatpanel,Monochrome,Color,CPT,CMT,Light-emittingtype,Non-light-emittingtype,LCD,FED,Flat-CRT,EL,LED,PDP,Head-updisplay,現行各類顯示器特性比較,需求特性,輕薄,省電,低價,機動,大畫面,高畫質,類別,CRT,x,x,D,LCD(d),D,LCD(p),D,PDP,D,VFD,D,D,優,D,x,劣,D,Isthereanyroomforanewdisplaytechnology？,有機發光顯示器（OLED,PLED）,OLED與LCD結構比較,玻璃基版,玻璃基版I，II,透明電極,透明電極II,透明電極I,金屬電極,偏極板II,偏極板I,彩色濾光膜,有機發光材料,OLED,PLED,LCD,CharacteristicsofOrganicLEDDevice,LargeemittingareaLowdrivevoltage(10lm/W)FlatpanelFlexibleMulti-color(blue,green,red,white)Easyfabrication(vacuumevaporation,spincoating),Poly(phenylene-vinylene),Poly(fluorene),Alq,OrganicEL-Materials,Polymers,Smallmolecules,Solutioncasted,Vacuumsublimation,Depositiontechnique,NPB,OLED,PLED,mask,Evaporator1,Indium-Tinoxide(ITO)0.1m,Glass,PET,Materialpurify,Successivevacuumdepositionoforganiclayers,FabricationofOLEDs,Encapsulation,mask,Evaporator2,mask,Thermalevaporator,Indium-Tinoxide(ITO)0.1m,Glass,PET,Formulationofsolution,Filtrationofsolution,heat,Successivedepositionoforganiclayers,Spin-coating:Cost-efficientdepositiontechnique,FabricationofPLEDs,Encapsulation,有機發光顯示器與同級產品比較,CharacteristicsofRGBemitterbasedonAlqs,C.W.Tang,J.SID.,5/1,1997,ColorOLED,SanyoandEstmamKodak(May,2000),ColorOLED,SpecificationofDotmatrixdisplay(OEL),Oct/2000,ColorPLED,LayerstructureofamulticolorLEPdevice,Pictureimageofthedisplaywithtwotransistorcircuitandstackedlayerstructure,ActiveMatrixPLEDwithInk-JetMethod,ColorPLED,Seiko-EpsonandCDTDevelopWorldsFirstInk-JetPrintedFullColourLightEmittingPolymer(LEP)Display(22June2000),IEDM99,PhotoluminescencefrompixelsfabricatedbyInk-jetdepositionofthreecolorpoly-fluronematerials,Pictureimageofthenewcolorpanelusingarearatiograyscale(4levelsforeachcolor)andink-jetdepositionofthreecolormaterials,ColorPLED,PolymerLEDinDeltaOptoelectronics,LicensedfromCambridgeDisplayTechnology(CDT),StrategicalliancewithDOWChemical,Thin,flatandlightSelf-emittingHighcontrastratioWide-viewangleHighefficiency,PLEDTechnologyinDelta,TechnicalAchievementsBrightness：0104cd/m2Operationtemperature：70CPowerconsumption：0.1mW/mm2(at300cd/m2)Lowvoltageoperation：2.5VturnonColors：Green、Red、Yellow、BlueLongLifetime10,000hours,PLEDApplications,CellularphonePDAGamesetA/VdisplayIndicatorDynamicInformationDisplayOthers,PLED&STNLCDComparisoninMobilePhoneApplication,*:25%ofdotsemitlight*:Halfbrightness,PLEDProductionCapacityinDelta,Now:12”12”substrates3,000pcs/monthQ3/2001:14”14”substrates30,000pcs/monthQ2/2002:14”14”substrates60,000pcs/month,200020012002,PLEDDevelopRoadMapinDelta,