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US 2003/0143428 A1Published application
Organic electroluminescent display device
AssigneeLG Electronics Inc.
InventorsMyung Seop Kim, Hyoung Yun Oh
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Abstract
Disclosed is an organic electroluminescent display device. The present invention includes a transparent substrate, an anode formed on the transparent substrate, an organic layer stacked on the anode, a cathode formed on the organic layer, and a buffer layer formed between the cathode and organic layer, the buffer layer including a first material selected from the group consisting of an alkaline metal and an alkaline earth metal compound and a second material selected from the group consisting of an organic compound and an organic metal compound.
Claims20
An organic electroluminescent display device comprising:
- a transparent substrate;
- an anode formed on the transparent substrate;
- an organic layer stacked on the anode;
- a cathode formed on the organic layer;
- and
- a buffer layer formed between the cathode and organic layer, the buffer layer including a first material selected from the group consisting of an alkaline metal and an alkaline earth metal compound and a second material selected from the group consisting of an organic compound and an organic metal compound.
3 more elements
Dependencies are inferred from the claim text.