Abstract:
A liquid crystal display device and a fabricating method thereof are provided to remove a resin black matrix layer from a seal pattern forming portion and form a seal pattern on common electrodes, thereby preventing delamination of the black matrix layer from the seal pattern forming area. A liquid crystal display device includes first and second substrates(100,200) facing each other and respectively defined with a display area in the center and a non-display area at the periphery of the display area. A TFT(Thin Film Transistor) array is formed on the display area of the first substrate. A seal pattern(140) including carbon black is formed on the non-display areas of the first and second substrates. A black matrix layer(201) is formed on the non-display area of the second substrate except the seal pattern forming portion. Common electrodes(203) are formed on the front surface of the second substrate including the black matrix. Common lines are formed on the non-display area of the first substrate, correspondingly to the seal pattern. A liquid crystal layer is implanted between the first and second substrates.
Abstract:
A liquid crystal display device is provided to secure a pitch margin of pad parts of a TCP, a printed circuit board, and a liquid crystal panel by arranging align marks at the center of the pad parts, thereby preventing misalignment. A tape carrier package has a plurality of input and output pads(139a,139b), and has align marks(141a) arranged in the center of the input pads and the output pads in a line. A liquid crystal panel has input pads, output pads, and align marks corresponding to the input pads, the output pads, and the align marks of the tape carrier package. A printed circuit board is installed to mount a driving circuit of the liquid crystal panel, having input pads, output pads, and align marks corresponding to the input pads, the output pads, and the align marks of the tape carrier package. The printed circuit board and the liquid crystal panel are connected with each other by the medium of the tape carrier package.
Abstract:
A method for reducing the tact time change of an exposure device is provided to minimize the delay of tact time by applying a work delay variably according to the necessary time after the alignment time is applied. A method for reducing the tact time change of an exposure device comprises the steps of (S1) placing and fixing a glass to be exposure processed to a plate; determining whether a work delay is applied or not according to the difference between the alignment time set at a standard cycle time and the alignment time needed in the real work; and (S5) carrying out the exposure. The work delay determination process comprises the steps of inputting the standard cycle time applied to the each process commonly at in-line; subtracting the other operation time except the alignment time according to the difference between the alignment time set at a standard cycle time and the alignment time needed in the real work; and determining whether a work delay is applied or not according to the time of the subtraction result and the alignment time.
Abstract:
A backlight unit and a liquid crystal display apparatus with the same are provided to mix and arrange LED(Light Emitting Diode) lamps and light emitting lamps, thereby improving color reproducibility by LED lamps and reducing power consumption by the light emitting lamp. A backlight unit comprises the following units: a cover bottom(50); a plurality of light emitting lamps which is arranged along one direction on the cover bottom; and plurally-arranged LED(Light Emitting Diode)s which are arrange along one direction in an area near the light emitting lamp. The LED lamp unit is constructed with a plurality of PCB(Printed Circuit Board)s which is arranged along one direction, a plurality of LED lamps which is arranged in the PCB by a predetermined interval, and a glass tube to which the PCB is inserted.
Abstract:
A liquid crystal display element and a method for manufacturing the same are provided to adjust liquid crystal quantity through the hole after forming a hole in a liquid crystal cell even through an over-charging area or a non-charging area due to unstably inputted liquid crystal quantity happens, thereby correcting failure liquid crystal quantity. A liquid crystal display element and a method for manufacturing the same comprise the following steps of: preparing a liquid crystal cell including a first substrate, a second substrate, and a liquid crystal layer formed between the first substrate and the second substrate; forming a crack protecting layer on the liquid crystal cell; forming a cell on the liquid crystal cell by passing the crack protecting layer; adjusting liquid crystal quantity through the hole; and closing the hole.
Abstract:
A liquid crystal display apparatus is provided to supply an attaching member which can reduce a difference of power such as movement and distortion between a liquid crystal panel and a printed circuit board, thereby preventing image quality of the liquid crystal display apparatus by preventing noise and line errors from being generated and improving the productivity of the liquid crystal display apparatus. A liquid crystal display apparatus comprises the following parts: a top cover(180) for fixing a backlight unit and a liquid crystal panel through connection with a support main in which the backlight unit and the liquid crystal panel are mounted; a printed circuit board(140) for operating the liquid panel; an operation film for connecting the liquid crystal panel and the printed circuit board; a first attaching member(200) in which one side of the printed circuit board and the top cover; and a second attaching member(220) in which the other side is attached to the printed circuit board.
Abstract:
An array substrate for an IPS(In-Plane Switching) mode and a method for manufacturing the same are provided to improve the response speed and increase the aperture ratio, by forming common electrodes and pixel electrodes on the same layer so as to enhance the magnitude of electric field between the pixel electrode and the common electrodes. A gate line and a data line cross each other to define a pixel region. A common line(267) is formed in parallel with the gate line. A thin film transistor(TrA) is connected to the gate line and the data line. A passivation layer(250) has a convex portion(250b) having a first thickness and the other portion(250a) having a second thickness smaller than the first thickness. The convex portion of the passivation layer is protruded above the thin film transistor and the data line correspondingly to the data line, wherein both sides of the convex portion are inclined with respect to a substrate. A plurality of pixel electrodes(263) are disposed above the passivation layer, wherein the pixel electrodes are electrically connected to the thin film transistor and distanced from each other. A plurality of center common electrodes(267b) and the outermost common electrodes(267a) are connected to the common line. The center common electrodes are distanced from the outermost common electrode, and arranged alternately with the pixel electrodes.
Abstract:
An apparatus and a method for manufacturing an LCD are provided to improve a contrast ratio by attaching a polarizer plate at a position where contrast deterioration caused by a deviation and an error between rubbing axes and polarization axes of upper and lower polarizer plates is minimized. An absorber(150) absorbs and fixes an LCD panel(102) and has a hole(152) in a center. A roller is placed in an opposite direction to the absorber with the LCD panel therebetween, and presses and attaches a polarizer plate to a first surface of the LCD panel. A turn-table(160) is placed in an opposite direction to the absorber with the LCD panel attached to the first polarizer plate therebetween, and a second polarizer plate to be attached to a second surface of the LCD panel is loaded on the turn-table. A light source is placed under the turn-table, and supplies light toward the turn-table and the LCD panel. An all-optical measuring device(170) is placed in an opposite direction to the LCD panel with the absorber therebetween, and measures intensity of light(175) emitted from the light source and sequentially passing through the turn-table, the second polarizer plate, the LCD panel, the first polarizer plate and the hole.
Abstract:
An LCD(Liquid Crystal Display) is provided to improve assemblability by manufacturing a support main integrating functions of a panel guide and a lower cover. A backlight assembly(120) includes a lamp(113), an optical sheet(121), a light guide plate(115), and a reflective sheet(118) for supplying light to a liquid crystal panel. A support main(150) is formed integrally to assembly the liquid crystal panel and the backlight assembly together, and includes a first movement preventing portion and a second movement preventing portion for preventing a horizontal movement of an optical sheet and a light guide plate of the backlight assembly, and a third movement preventing portion for preventing a vertical movement thereof. The first movement preventing portion, the second movement preventing portion, and the third movement preventing portion are respectively formed at inner corner areas of the support main.
Abstract:
An LCD(Liquid Crystal Display) is provided to minimize attenuation of signals input to a first gate drive IC(Integrated Circuit) and a second gate drive IC by setting distances of an LOG(Line On Glass) signal line to an input terminal of the first gate drive IC and to an input terminal of the second drive IC to be the same. A liquid crystal panel includes a display area and a non-display area. A plurality of gate lines(GL) and a plurality of data lines(DL) are arranged in the display area, perpendicularly to each other. A first gate drive IC(240a) and a second gate drive IC(240b) drive the plurality of gate lines. An LOG signal line is formed in the non-display area of the liquid crystal panel so that an external control signal and power are independently applied to the first and second drive ICs.