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US 5,675,217 AGranted
Color electroluminescent device and method of manufacturing the same
AssigneeLG Semicon Co., Ltd.
InventorHai Yong Kang
Life of this patent
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Abstract
A color EL device includes a substrate; a first electrode formed on the substrate; a first insulating layer formed on the first electrode; a phosphorous layer formed on the first insulating layer and having inserted therein one or more intermediate insulating layers; a second insulating layer formed on the said phosphorous layer; and a second electrode formed on the second insulating layer.
Claims20
A color EL device comprising:
- a substrate;
- a first electrode formed on the substrate;
- a first insulating layer formed on the first electrode;
- a phosphorous layer formed on the first insulating layer, the phosphorous layer having inserted therein one or more intermediate insulating layers, wherein the phosphorous layer has a substantially uniform composition;
- a second insulating layer formed on the said phosphorous layer;
- and
- a second electrode formed on the second insulating layer.
4 more elements
A color EL device comprising:
- a substrate;
- a first electrode formed on the substrate;
- a first insulating layer formed on the first electrode;
- a stacked structure having a plurality of phosphorous layers and one or more intermediate insulating layers formed on the first insulating layer, such that the phosphorus layers and the intermediate insulating layers alternate, wherein each of the plurality of phosphorous layers includes the same luminescent material;
- a second insulating layer formed on the top phosphorous layer;
- and
- a second electrode formed on the second insulating layer.
4 more elements
A method of manufacturing a color EL device comprising the steps of:
- providing a substrate;
- forming a first electrode on the substrate;
- forming a first insulating layer on the first electrode;
- forming a stacked structure on the first insulating layer, the stacked structure having a plurality of phosphorous layers and one or more of intermediate insulating layers, wherein each of the plurality of phosphorous layers includes the same luminescent material;
- forming a second insulating layer on the top phosphorous layer;
- and
- forming a second electrode on the second insulating layer.
4 more elements
Dependencies are inferred from the claim text.