Abstract:
A method for manufacturing a liquid crystal display device includes forming a gate line and a gate electrode on a substrate, forming a gate insulating layer on an entire surface of the substrate including the gate line, forming a semiconductor layer on the gate insulating layer above the gate electrode, depositing a metal layer on an entire surface of the gate insulating layer including the semiconductor layer, forming a mask pattern for patterning a data line and source and drain electrodes on the metal layer, and forming a data line perpendicular to the gate line, and the source and drain electrodes by simultaneously removing portions of the metal layer with the mask pattern and removing a first thickness of the gate insulating layer.
Abstract:
A method for fabricating a liquid crystal display panel is provided. A thin film transistor array is formed on a lower substrate, and a color filter array is formed on an upper substrate. The thin film transistor array has gate lines, data lines, data pads, thin film transistors and pixel electrodes. After the upper substrate and lower substrates are bonded together and cut into cells, the gate pads and the data pads at ends of the gate lines and the data lines on the lower substrate of the bonded substrates are exposed.
Abstract:
A liquid crystal display device having an array substrate of a color filter on a thin film transistor structure and a manufacturing method thereof are disclosed in the present invention. The liquid crystal display device having an array substrate includes an array substrate, a plurality of gate lines and data lines over the substrate, the gate and data lines defining a pixel region, a thin film transistor formed at each crossing region of the gate lines and the data lines, the thin film transistor including a gate electrode, an active layer, a source electrode, and a drain electrode, a black matrix over the thin film transistor, exposing a portion of the drain electrode, a first pixel electrode at the pixel region, contacting the exposed portion of the drain electrode, a color filter on the first pixel electrode at the pixel region, and a second pixel electrode on the color filter, directly contacting the first pixel electrode.
Abstract:
An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
Abstract:
A liquid crystal display device including a substrate, a thin film transistor provided at an area adjacent to an intersection of a gate line and a data line on the substrate, a protective layer provided on the substrate to cover the thin film transistor, a pixel electrode provided on the protective layer and connected through the protective layer to the thin film transistor, a first hole in a surface of the pixel electrode and positioned above an adjacent gate line and a spacer positioned within the first hole. A method of fabricating a liquid crystal display device includes the steps of forming a thin film transistor at an area adjacent an intersection between a gate line and a data line on a substrate, forming a protective layer covering the thin film transistor, forming a pixel electrode provided on the protective layer and passing through the protective layer to be electrically connected to the thin film transistor, defining a hole in a surface of the pixel electrode by patterning the pixel electrode on the protective layer above an adjacent gate line and depositing a spacer into the first hole using an ink-jet device.
Abstract:
An image quality analysis method and an image quality analysis system for a display device are provided. The image quality analysis method and image quality analysis system provides a quantitative determination of image quality for display devices, thereby providing an objective and fair evaluation criterion.
Abstract:
A tape carrier package with a widow that is capable of confirming an alignment extent between the tape carrier package and a print wiring board in bonding the tape carrier package mounted with an integrated circuit on the liquid crystal panel and the print wiring board. In the package, the integrated circuit is mounted onto a base film. Input pads are connected to the integrated circuit and formed on the base film. Dummy pads are formed at the left and right side thereof not to be connected to the integrated circuit. Windows are provided by opening the base film adjacent to the dummy pads to expose at least two of said dummy pads.
Abstract:
An organic electroluminescent device includes first and second substrates attached by a seal pattern, array elements including a plurality of thin film transistors formed on the first substrate, a first electrode formed on a rear surface of the second substrate, a plurality of electrode separators formed on the rear surface of the first electrode, wherein the plurality of electrode separators is made of an insulating material defining sub-pixel regions that correspond to each thin film transistor, an organic electroluminescent layer formed on a rear surface of the first electrode in each of the sub-pixel regions, a second electrode formed on a rear surface of the organic electroluminescent layer in each of sub-pixel regions, a conductive connector formed between the first and second substrates in each sub-pixel region for connecting to the second electrode of a sub-pixel region.
Abstract:
A liquid crystal material dispensing apparatus includes a spacer height measuring unit for measuring a height of a spacer on a substrate, and a liquid crystal material dispensing system for determining an amount of the liquid crystal material to be dispensed on the substrate based upon the measured spacer height and for dispensing the liquid crystal material onto the substrate.
Abstract:
An array substrate for a liquid crystal display device includes a plurality of gate lines formed of a first material and a plurality of data lines formed of a second material on a substrate, the plurality of gate lines and the plurality of data lines crossing each other, a plurality of thin film transistors electrically connected to the plurality of gate lines and the plurality of data lines, a plurality of pixel electrodes connected to the plurality of thin film transistors, a plurality of gate pads connected to the plurality of gate lines, a plurality of data pads connected to the plurality of data lines, a first shorting bar electrically connected to odd-numbered gate pads, the first shorting bar made of the first material, a second shorting bar electrically connected to even-numbered gate pads, the second shorting bar made of the second material, a third shorting bar electrically connected to odd-numbered data pads, the third shorting bar made of the first material, a fourth shorting bar electrically connected to even-numbered data pads, the fourth shorting bar made of the second material, first, second, third, and fourth connection lines electrically connected to the first, second, third, and fourth shorting bars, respectively, the first, second, third, and fourth connection lines made of the first material, and first, second, third, and fourth test pads connected to the first, second, third, and fourth connection lines, respectively, the first, second, third, and fourth test pads made of the first material.