Morgan, Lewis & Bockius LLP
Organic light emitting display device
An organic light emitting display device is disclosed. The organic light emitting display device includes at least two light emitting parts each including a light emitting layer and an electron transport layers, and at least one charge generation layer between the light emitting parts, wherein at least one among the charge generation layer or the electron transport layer includes a compound having nitrogen atoms and a substituent for enhancing electron mobility.
LG Display Co., Ltd.
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Sunghoon Min SeungHee Jeongdae Seonkeun Hyeseung Hyoseok
Joo Yun Yoon Seo Yoo Kang Kim