具有良好光学性能大区域照明面板成果.pdf

72.3/C.-L.Lin

72.3:Large-areaOLEDLightingPanelwithGoodOpticalPerformance

Chun-LiangLin,Meng-TingLee,Chieh-WeiChen,andChung-ChunLee

AUOptronicsCorporation,Hsinchu,300,Republicof

emissivelayers.Onewasgeneratedtheyellow-redemissionand

Inthispaper,asingle,large-areaOLEDlightingpaneloftheotherwasgeneratedtheblueemission.Thewhitedevicewas

245x295mm2with50lm/Wefficacy,correlatedcolortemperatureexhibitedahighpowerefficiencyof33lm/W,alowdriving

of3000Kandcolor-renderingindexof80at1500cd/m2hasbeenvoltageof3.5VandaCRIof85atapracticalbrightnessof1000

demonstrated.Shortreductionlayerandmetalgridsareadoptedcd/m2withoutusinganyout-couplingenhancement.Thewhite

tosolvetheparticleissueandimprovetheluminancevariationofOLEDwithhighefficacycanattributetothefollowino

theintra-panelforlessthan15%,respectively.Inaddition,alightreasons.Firstly,thephosphorescentmaterialcanachieveinternal

extractionfilmwithbulklightscatteringfunctionisattachedtoquantumefficiencyupto100%.Secondly,theinterfaceoftwo

theOLEDlightingpanelforimprovingthetotallightingfluxbyaemissivelayerscanfacilitatetheformationofrecombinationzone

factorof1.5.Andalso,thecolorshift(△v’u’)withviewingin-betweenandcancurtailthe