OLED原理

OLED簡介張錦山民國90年8月24日OLED原理SubstrateAnode(ITO)CathodeOrganicLayerCathodeITOExcitionLightVacuumLevel基本結構結構分類Substrate(glass)AnodeP-typelayerN-typelayerEmittinglayerCathodeLightHetrojuntionStructureofOLEDDeviceITOCuPcNPB:Alq(1:1)undopedLiFNPB:Alq(1:1)doped(0.3%Mqa)Substrate(glass)BipolarStructureofOLEDDeviceAl有機材料低分子HIL(HTL):CuPc,NPBEML(host):Alq3,NPB,DPVBi…..EML(dopant):C545T,C6,Rubrene,DCJTB,DCM2…..EIL(ETL):Alq3,Liq,Limq,LiF,Li2O…..高分子PEDOT/PSS,PANI,PVK,PPV…..ITO製作GlassITOGlassITORibandInsulatorRibInsulator材料蒸鍍CathodeOrganicLayoutMask設計(一)insulatorAnodeCathode發光區A/ARibMask設計(二)MetalOrganicMask設計(三)0.5mm1.5mm1.5mm1.5mm2.2mm0.75mm0.75mm0.75mmMask設計(四)1.5mm0.6mm0.5mm2mm0.65mm1.4mmMask設計(五)設計重點基版載具與基版間誤差基版與shadowmask組合A/A區外insulator設計封裝CathodeOrganicLayoutGlassITOMetalorGlassCanInsulatorRibPassivationLayerUVResin封裝治具(一)表示挖空封裝治具(二)表示挖空