Organic light emitting display device with improved aperture ratio and method for manufacturing the same
First Claim
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1. A display device, comprising:
- a transparent substrate;
a conductive line on the substrate, the conductive line including at least one of a reference line or a power line;
a jumping line on the substrate electrically connected to the conductive line wherein the jumping line is formed of transparent conductive material, anda plurality of sub pixels on the substrate, each sub pixel comprising;
a light emitting element on the substrate; and
a first thin film transistor (TFT) on the substrate, the first TFT including an active layer and a first electrode electrically connected to the active layer, wherein the first electrode includes;
a first conductive layer formed of transparent conductive material, the first conductive layer including a first portion and a second portion, anda second conductive layer contacting the first portion of the first conductive layer,a sensing transistor electrically connected to the light emitting element on the substrate;
wherein the second portion of the first conductive layer is disposed below the light emitting element, and does not contact the second conductive layer,wherein the jumping line protrudes from the reference line towards each sub-pixel region of the plurality of sub pixels parallel to a scan line to connect the reference line to the sensing transistor, or the jumping line protrudes from the power line toward each sub-pixel region parallel to a scan line to connect the power line to the first TFT.
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Abstract
Disclosed are an organic light emitting display device to improve an aperture ratio, and a method of manufacturing the same. The organic light emitting display device includes a plurality of contact holes overlapping an anode of an organic light emitting element in each sub-pixel region, wherein conductive films connected through at least one of the contact holes are transparent, thus allowing regions, where the contact holes are formed, to be used as light emitting regions, thereby improving an aperture ratio.
6 Citations
20 Claims
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1. A display device, comprising:
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a transparent substrate; a conductive line on the substrate, the conductive line including at least one of a reference line or a power line; a jumping line on the substrate electrically connected to the conductive line wherein the jumping line is formed of transparent conductive material, and a plurality of sub pixels on the substrate, each sub pixel comprising; a light emitting element on the substrate; and a first thin film transistor (TFT) on the substrate, the first TFT including an active layer and a first electrode electrically connected to the active layer, wherein the first electrode includes; a first conductive layer formed of transparent conductive material, the first conductive layer including a first portion and a second portion, and a second conductive layer contacting the first portion of the first conductive layer, a sensing transistor electrically connected to the light emitting element on the substrate; wherein the second portion of the first conductive layer is disposed below the light emitting element, and does not contact the second conductive layer, wherein the jumping line protrudes from the reference line towards each sub-pixel region of the plurality of sub pixels parallel to a scan line to connect the reference line to the sensing transistor, or the jumping line protrudes from the power line toward each sub-pixel region parallel to a scan line to connect the power line to the first TFT. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of manufacturing a display device, comprising:
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forming an active layer of a first thin film transistor (TFT) on a substrate; forming a conductive line on the substrate, the conductive line including at least one of a reference line or a power line; forming a jumping line on the substrate electrically connected to the conductive line, wherein the jumping line is formed of transparent conductive material, forming a first conductive layer of a first electrode of the first TFT electrically connected to the active layer, wherein the first electrode includes a first conductive layer formed of transparent conductive material, and includes a second conductive layer that contacts a first portion of the first conductive layer; and forming a light emitting element electrically connected to a sensing transistor on the substrate, wherein a second portion of the first conductive layer is disposed below the light emitting element, and does not contact the second conductive layer, wherein the jumping line protrudes from the reference line toward each sub-pixel region of the plurality of sub pixels parallel to a scan line to connect the reference line to the sensing transistor, or the jumping line protrudes from the power line toward each sub-pixel region parallel to a scan line to connect the power line to the first TFT. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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20. A display device, comprising:
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a transparent substrate; a conductive line on the substrate; a jumping line on the substrate electrically connected to the conductive line wherein the jumping line is formed of transparent conductive material, and a plurality of sub pixels on the substrate, each sub pixel comprising; a light emitting element on the substrate; and a first thin film transistor (TFT) on the substrate, the first TFT including an active layer and a first electrode electrically connected to the active layer, wherein the first electrode includes; a first conductive layer formed of transparent conductive material, the first conductive layer including a first portion and a second portion, and a second conductive layer contacting the first portion of the first conductive layer, a sensing transistor electrically connected to the light emitting element on the substrate; wherein the second portion of the first conductive layer is disposed below the light emitting element, and does not contact the second conductive layer, wherein the conductive line is a reference line electrically connected to the sensing transistor, and wherein the jumping line is electrically connected to the sensing transistor.
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Specification