Organic light emitting display device, organic light emitting display panel and method of manufacturing the same
AssigneeLG Display Co., Ltd.
InventorsHanhee KIM, JaeKi LEE
Life of this patent
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Abstract
An organic light emitting display panel and an organic light emitting display device according to the present invention may include a substrate, a pixel electrode positioned in each of a plurality of pixel areas on the substrate, a bank positioned in a non-emission area on the substrate, having a portion overlapping an edge of each pixel electrode and exposing a portion of each pixel electrode, and an organic layer positioned on each exposed pixel electrode. A plurality of grooves or holes may be positioned in the bank, and a material the same as that of the organic layer may be positioned in the groove or hole.
Claims21
An organic light emitting display panel comprising:
- a substrate;
- a pixel electrode positioned in each of a plurality of pixel areas on the substrate;
- a bank positioned in a non-emission area on the substrate, having a portion overlapping an edge of each pixel electrode, and exposing a portion of each pixel electrode;
- and
- an organic layer positioned on each exposed pixel electrode,
- wherein a plurality of grooves or holes are positioned in the bank, and a material the same as that of the organic layer is positioned in the groove or hole.
A method of manufacturing an organic light emitting display panel, the method comprising:
- forming a pixel electrode in each pixel area on a substrate;
- forming a bank positioned in a non-emission area on the substrate, having a portion overlapping an edge of each pixel electrode, exposing a portion of each pixel electrode, and including a plurality of grooves or holes;
- printing an organic solution on the exposed portion of the pixel electrode and in the groove or hole;
- and
- drying the organic solution to form an organic layer.
An organic light emitting display device comprising:
- a pixel electrode positioned in an emission area on a substrate;
- and
- a bank positioned in a non-emission area on the substrate, having an edge overlapping the pixel electrode, and including a plurality of grooves or holes therein.
Dependencies are inferred from the claim text.