Patent ID: 9024303
Filing Date: 2015-05-05
Classification: H01L

Abstract:
1. An organic light emitting diode (OLED) display including a first subpixel, a second subpixel, and a third subpixel of different colors, the OLED display comprising: a substrate; a first electrode disposed on the substrate; a second electrode disposed on the first electrode to face the first electrode; and an organic emission layer disposed between the first electrode and the second electrode, the organic emission layer including a first organic emission layer, a second organic emission layer, and a third organic emission layer, wherein the third organic emission layer is commonly disposed on the first electrode in the first subpixel, the second subpixel, and the third subpixel, the first organic emission layer is disposed in the first subpixel, the second organic emission layer is disposed on the third organic emission layer in the first subpixel, the second subpixel, and the third subpixel, an intermediate layer is disposed between the first organic emission layer and the third organic emission layer in the first subpixel and between the second organic emission layer and the third organic emission layer in the second subpixel, and a hole transport layer is formed between the first organic emission layer and the intermediate layer in the first subpixel and between the second organic emission layer and the intermediate layer in the second subpixel.