Organic Light Emitting Device, Display Substrate and Display Apparatus
AssigneesHefei BOE Joint Technology Co., Ltd., Boe Technology Group Co., Ltd.
InventorWenbin JIA
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Abstract
An organic light emitting device, a display substrate and a display apparatus are provided, wherein the organic light emitting device comprises an anode, an organic light emitting layer, a first transition protective layer and a cathode which are stacked sequentially; the organic light emitting layer comprises a hole injection layer, a light emitting material layer, an electron transport layer and an electron injection layer; and a first transition protective layer is disposed between the electron injection layer and the cathode, and forms a PN junction with the electron injection layer.
Claims18
An organic light emitting device comprising an anode, an organic light emitting layer, a first transition protective layer and a cathode which are stacked sequentially;
- wherein
- the organic light emitting layer comprises a hole injection layer, a light emitting material layer, an electron transport layer and an electron injection layer;
- and
- the first transition protective layer is disposed between the electron injection layer and the cathode, and forms a PN junction with the electron injection layer.
Dependencies are inferred from the claim text.