Organic light emitting display apparatus and method of manufacturing the same
AssigneeSamsung Display Co., Ltd.
InventorsKang-Hyun Kim, Hyun-Ju Lee
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Abstract
An organic light emitting display apparatus includes a first electrode, a hole injection layer disposed on the first electrode, a light emitting layer disposed on the hole injection layer, an electron injection layer disposed on the light emitting layer, a chlorine-doped layer disposed on the electrode injection layer and including chlorine and a same material as the electron injection layer, and a second electrode disposed on the chlorine-doped layer.
Claims20
An organic light emitting display apparatus, comprising:
- a first electrode;
- a hole injection layer disposed on the first electrode;
- a light emitting layer disposed on the hole injection layer;
- an electron injection layer disposed on the light emitting layer;
- a chlorine-doped layer disposed on the electrode injection layer and including chlorine and a same material as the electron injection layer;
- and
- a second electrode disposed on the chlorine-doped layer,
- wherein the chlorine-doped layer is disposed between the electron injection layer and the second electrode.
A method of manufacturing an organic light emitting display apparatus, the method comprising:
- forming a first electrode on a base substrate;
- forming a hole injection layer on the first electrode;
- forming a light emitting layer on the hole injection layer;
- forming a primitive electron injection layer on the light emitting layer;
- doping chlorine on an upper portion of the primitive electron injection layer to form a chlorine-doped layer at the upper portion of the primitive electron injection layer and an electron injection layer at a remaining portion of the primitive electron injection layer, the chlorine-doped layer including the chlorine and a same material as the primitive electron injection layer;
- and
- forming a second electrode on the chlorine-doped layer,
- wherein the chlorine-doped layer is disposed between the electron injection layer and the second electrode.
A method of manufacturing an organic light emitting display apparatus, the method comprising:
- forming a first electrode on a base substrate;
- forming a hole injection layer on the first electrode;
- forming a light emitting layer on the hole injection layer;
- forming a primitive electron injection layer on the light emitting layer;
- and
- depositing a conductive material on the primitive electron injection layer in a chlorine atmosphere to form a chlorine-doped layer at an upper portion of the primitive electron injection layer, an electron injection layer at a remaining portion of the primitive electron injection layer, and a second electrode on the chlorine-doped layer, the chlorine-doped layer including the chlorine and a same material as the primitive electron injection layer,
- wherein the chlorine-doped layer is disposed between the electron injection layer and the second electrode.
Dependencies are inferred from the claim text.