Organic light emitting display device
AssigneeLG Display Co., Ltd.
InventorsDongWoo SONG, Hansun PARK, Eui-Doo DO, Soohyun KIM, MoonBae GEE
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Abstract
An organic light emitting display element includes a substrate, a lower electrode positioned on the substrate, at least one organic light emitting layer positioned on the lower electrode, a metal doped layer positioned on the organic light emitting layer, and an upper electrode positioned on the metal doped layer that includes a conductive material, and is configured to transmit light. Such organic light emitting display element is capable of minimizing degeneration and damage to the organic light emitting layer caused by sputtering.
Claims18
An organic light emitting display element comprising:
- a substrate;
- a lower electrode on the substrate;
- at least one organic light emitting layer on the lower electrode;
- a metal doped layer on the organic light emitting layer;
- and
- an upper electrode on the metal doped layer, wherein the metal doped layer contains a metal dopant including any one or more selected from aluminum-based metals, alkali metals, alkali earth metals, and mixtures thereof.
Dependencies are inferred from the claim text.