Organic light emitting device
AssigneeSamsung Electronics Co., Ltd.
InventorsSung-Soo Lee, Joo-Hyeon Lee
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Abstract
An organic light emitting device includes: a substrate; thin film structures formed on the substrate; a pixel electrode including a metal layer formed on the thin film structures, and a transparent conductor layer formed on the metal layer; a common electrode facing the pixel electrode; and an organic light emitting member disposed between the pixel electrode and the common electrode, wherein the organic light emitting member includes an emission layer and a plurality of auxiliary layers, and the profile thickness of a first layer as at least one layer among the emission layer and the auxiliary layers on the substrate is different from the profile thickness of at least one second layer that is different from the first layer among the emission layer and the auxiliary layers.
Claims18
An organic light emitting device comprising:
- a substrate;
- thin film structures formed on the substrate;
- a pixel electrode comprising a metal layer formed on the thin film structures, and a transparent conductor layer formed on the metal layer;
- a common electrode facing the pixel electrode;
- and
- an organic light emitting member disposed between the pixel electrode and the common electrode,
- wherein the organic light emitting member comprises an emission layer and a plurality of auxiliary layers, and a profile thickness of at least a first layer among the emission layer and the auxiliary layers on the substrate is different from a profile thickness of at least a second layer that is different from the first layer among the emission layer and the auxiliary layers,
- wherein the profile thickness of the second layer is thicker from a central portion of the substrate to an edge of the substrate.
An organic light emitting device comprising:
- a substrate;
- thin film structures formed on the substrate;
- a pixel electrode comprising a metal layer formed on the thin film structures, and a transparent conductor layer formed on the metal layer;
- a common electrode facing the pixel electrode;
- and
- an organic light emitting member disposed between the pixel electrode and the common electrode,
- wherein the organic light emitting member comprises an emission layer and a plurality of auxiliary layers, and a profile thickness of a first layer as at least one layer among the emission layer and the auxiliary layers on the substrate is different from a profile thickness of at least one second layer that is different from the first layer among the emission layer and the auxiliary layers,
- wherein the emission layer comprises a first sub-emission layer emitting a first color, a second sub-emission layer emitting a second color, and a third sub-emission layer emitting a third color, wherein the first sub-emission layer, the second sub-emission layer, and the third sub-emission layer are repeatedly deposited at least twice,
- wherein the profile thickness of the second layer is thicker from a central portion of the substrate to an edge of the substrate.
Dependencies are inferred from the claim text.