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US 6,674,245 B2Granted
Active matrix organic electroluminescence display device and method of fabricating the same
AssigneeLG. Philips LCD Co., Ltd.
InventorsDoo-Hyun Ko, Tae-Joon Ahn
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Abstract
An active matrix organic electroluminescence display device and a method of fabricating the same are disclosed in the present invention. The device includes gate and data lines defining a pixel region on a substrate, a switching thin film transistor connected to the gate and data lines, a driving thin film transistor connected to the switching thin film transistor, a power line connected to the driving thin film transistor, a transparent first capacitor electrode connected to and overlapping the power line, a second capacitor electrode connected to the driving thin film transistor, and a pixel electrode formed at the pixel region and connected to the driving thin film transistor.
Claims30
An active matrix organic electroluminescence display device, comprising:
- gate and data lines defining a pixel region on a substrate;
- a switching thin film transistor connected to the gate and data lines;
- a driving thin film transistor connected to the switching thin film transistor;
- a power line connected to the driving thin film transistor;
- a transparent first capacitor electrode connected to and overlapping the power line;
- a second capacitor electrode connected to the driving thin film transistor;
- and
- a pixel electrode formed at the pixel region and connected to the driving thin film transistor.
5 more elements
An active matrix organic electroluminescence display device, comprising:
- gate and data lines defining a pixel region on a substrate;
- a switching thin film transistor connected to the gate and data lines;
- a driving thin film transistor connected to the switching thin film transistor;
- a power line connected to the driving thin film transistor and having first, second, and third portions, the first and second portions being parallel to the data line, the third portion connecting the first and second portions, the first portion being connected to the second portion of the power line of an adjacent pixel region;
- a first capacitor electrode connected to the driving thin film transistor and overlapping the first portion of the power line;
- and
- a pixel electrode formed at the pixel region and connected to the driving thin film transistor.
4 more elements
An active matrix organic electroluminescence display device, comprising:
- gate and data lines defining a pixel region on a substrate;
- a first switching thin film transistor connected to the gate and data lines;
- a first driving thin film transistor connected to the first switching thin film transistor;
- a second switching thin film transistor connected to the first switching thin film transistor;
- a second driving thin film transistor connected to the second switching thin film transistor and the first driving thin film transistor;
- a power line connected to the first driving thin film transistor;
- a first capacitor electrode formed of a transparent conductive material on the pixel region and connected to the power line;
- a second capacitor electrode connected to the first driving thin film transistor and overlapping the first capacitor electrode;
- and
- a pixel electrode formed at the pixel region and connected to the first driving thin film transistor.
7 more elements
An active matrix organic electroluminescence display device, comprising:
- gate and data lines defining a pixel region on a substrate;
- a first switching thin film transistor connected to the gate and data lines;
- a first driving thin film transistor connected to the first switching thin film transistor;
- a second switching thin film transistor connected to the first switching thin film transistor;
- a second driving thin film transistor connected to the second switching thin film transistor and the first driving thin film transistor;
- a power line connected to the first driving thin film transistor and having first, second, and third portions, the first and second portions being parallel to the data line, the third portion connecting the first and second portions, the first portion being connected to the second portion of the power line of an adjacent pixel region;
- a first capacitor electrode connected to the first driving thin film transistor and overlapping the first portion of the power line;
- and
- a pixel electrode formed in the pixel region and connected to the first driving thin film transistor.
6 more elements
The method of forming an active matrix organic electroluminescence display device, comprising:
- forming gate and data lines defining a pixel region on a substrate;
- forming a switching thin film transistor connected to the gate and data lines;
- forming a driving thin film transistor connected to the switching thin film transistor;
- forming a power line connected to the driving thin film transistor;
- forming a transparent first capacitor electrode connected to and overlapping the power line;
- forming a second capacitor electrode connected to the driving thin film transistor;
- and
- forming a pixel electrode formed at the pixel region and connected to the driving thin film transistor.
5 more elements
A method of forming an active matrix organic electroluminescence display device, comprising:
- forming gate and data lines defining a pixel region on a substrate;
- forming a switching thin film transistor connected to the gate and data lines;
- forming a driving thin film transistor connected to the switching thin film transistor;
- forming a power line connected to the driving thin film transistor and having first, second, and third portions, the first and second portions being parallel to the data line, the third portion connecting the first and second portions, the first portion being connected to the second portion of the power line of an adjacent pixel region;
- forming a first capacitor electrode connected to the driving thin film transistor and overlapping the first portion of the power line;
- and
- forming a pixel electrode formed at the pixel region and connected to the driving thin film transistor.
4 more elements
A method of forming an active matrix organic electroluminescence display device, comprising:
- forming gate and data lines defining a pixel region on a substrate;
- forming a first switching thin film transistor connected to the gate and data lines;
- forming a first driving thin film transistor connected to the first switching thin film transistor;
- forming a second switching thin film transistor connected to the first switching thin film transistor;
- forming a second driving thin film transistor connected to the second switching thin film transistor and the first driving thin film transistor;
- forming a power line connected to the first driving thin film transistor;
- forming a first capacitor electrode formed of a transparent conductive material on the pixel region and connected to the power line;
- forming a second capacitor electrode connected to the first driving thin film transistor and overlapping the first capacitor electrode;
- and
- forming a pixel electrode formed at the pixel region and connected to the first driving thin film transistor.
7 more elements
A method of forming an active matrix organic electroluminescence display device, comprising:
- forming gate and data lines defining a pixel region on a substrate;
- forming a first switching thin film transistor connected to the gate and data lines;
- forming a first driving thin film transistor connected to the first switching thin film transistor;
- forming a second switching thin film transistor connected to the first switching thin film transistor;
- forming a second driving thin film transistor connected to the second switching thin film transistor and the first driving thin film transistor;
- forming a power line connected to the first driving thin film transistor and having first, second, and third portions, the first and second portions being parallel to the data line, the third portion connecting the first and second portions, the first portion being connected to the second portion of the power line of an adjacent pixel region;
- forming a first capacitor electrode connected to the first driving thin film transistor and overlapping the first portion of the power line;
- and
- forming a pixel electrode formed in the pixel region and connected to the first driving thin film transistor.
6 more elements
Dependencies are inferred from the claim text.