ORGANIC LIGHT EMITTING DISPLAY DEVICE

An organic light emitting display device (100) comprises two emission portions (110, 120) between first and second electrodes (102, 104), wherein at least one among the two emission portions (110, 120) includes two emitting layers (114, 115), whereby efficiency and a color reproduction ratio may be...

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Bibliographic Details
Main Authors SONG, Ki-Woog, KIM, Seung Hyun, HAN, Chang Wook, AHN, So Yeon, PIEH, Sung Hoon, CHOI, Hong Seok
Format Patent
LanguageEnglish
French
German
Published 22.02.2023
Subjects
ELECTRICITY
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Summary:An organic light emitting display device (100) comprises two emission portions (110, 120) between first and second electrodes (102, 104), wherein at least one among the two emission portions (110, 120) includes two emitting layers (114, 115), whereby efficiency and a color reproduction ratio may be improved.
Bibliography:Application Number: EP20220178901