Organic electroluminescent display device and method of fabricating the same
AssigneeLG Display Co., Ltd.
InventorsJae-Yong Park, Kwan-Soo Kim
Life of this patent
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Abstract
An organic electroluminescent device includes first and second substrates spaced apart from each other, the first and second substrates including a pixel region, an array element layer on an inner surface of the first substrate, the array element layer including a switching element and a driving element connected to the switching element, an organic electroluminescent diode on an inner surface of the second substrate, an absorbent element on one of the array element layer and the organic electroluminescent diode, a protective layer on the absorbent element, and a connection electrode electrically connecting the array element layer and the organic electroluminescent diode.
Claims20
An organic electroluminescent device, comprising:
- first and second substrates spaced apart from each other, the first and second substrates including a pixel region;
- an array element layer on an inner surface of the first substrate, the array element layer including a switching element and a driving element connected to the switching element;
- an organic electroluminescent diode in the pixel region on an inner surface of the second substrate;
- a separator in a boundary region of the pixel region on the inner surface of the second substrate;
- an absorbent element in the pixel region on one of the array element layer and the organic electroluminescent diode;
- a protective layer contact and directly on the absorbent element such that the protective layer protects the absorbent element and the absorbent element's ability of removing moisture is regularly controlled, wherein the absorbent element and the protective layer are disposed between adjacent separators, and the absorbent element and the protective layer are disposed between the array element layer and the organic electroluminescent diode;
- and
- a connection electrode electrically connecting the array element layer and the organic electroluminescent diode.
A method of fabricating an organic electroluminescent device, comprising:
- defining first and second substrates including a pixel region;
- forming an array element layer on the first substrate, the array element layer including a switching element and a driving element connected to the switching element;
- forming an organic electroluminescent diode in the pixel region of the second substrate;
- forming a separator in a boundary region of the pixel region on the second substrate;
- forming an absorbent element in the pixel region on one of the array element layer and the organic electroluminescent diode;
- forming a protective layer contact and directly on the absorbent element such that the protective layer protects the absorbent element and the absorbent element's ability of removing moisture is regularly controlled;
- forming a connection electrode;
- and
- attaching the first and second substrates to each other such that the connection electrode electrically connecting the array element layer and the organic electroluminescent diode, wherein the absorbent element and the protective layer are disposed between adjacent separators, and the absorbent element and the protective layer are disposed between the array element layer and the organic electroluminescent diode.
Dependencies are inferred from the claim text.