Abstract:
A cleaning equipment and a method for cleaning an LCD(Liquid Crystal Display) device by using the same are provided to supply cleaning water ejected through plural grooves into cleaning brushes formed in an outer circumference of a rotating pipe, thereby previously preventing pollutants between the brushes. A cleaning equipment comprises plural brushes(47) for brushing a substrate, and a rotating pipe(48) which rotates the brushes and ejects cleaning water into the brushes. The cleaning equipment further comprises an eject nozzle for ejecting the cleaning water on the substrate after being separated from the rotating pipe. The eject nozzle includes a first eject nozzle disposed near the front surface of the substrate and a second eject nozzle disposed near the rear surface of the substrate.
Abstract:
An apparatus for managing a substrate of a liquid crystal display is provided to reduce cleaning time during a stocker PM(pre-Maintenance) and to improve operation rate of equipment by employing a particle removing apparatus in a rack master to remove floating particles. Plural shelf apparatuses heap cassettes where plural substrates are received. A guide rail is installed between the shelf apparatuses. A rack master(120) moves along the guide rail to load and unload the substrates on and from shelves of the shelf apparatuses. The rack master sucks particle floated from the bottom upon being moved. The rack master includes an unloading robot(210), an elevator(220), a wheel(230), a first motor, a second motor, an inlet, an outlet, a collector, and a base section support(240). The unloading robot supports the cassette to load and unload it on and from the shelf apparatus. The elevator elevates the unloading robot. The wheel moves along the guide rail. The first motor rotates the wheel. The second motor rotates an impeller. The inlet guides air including the particle to the impeller. The outlet guides the air exhausted from the impeller to the outside. The collector is installed between the impeller and the outlet to collect the particle exhausted by the impeller. The base section support exposes the inlet and the outlet and supports the first and second motors and the collector.
Abstract:
A connector of an image display panel is provided to drive the image display panel, by forming the controller that can control various pin methods, and changing just an external memory of a controller even if a pin connection method is changed in sample analysis of the image of the image display panel. An input pad(308) receives a driving signal applied from a driving board(303). An output pad(309) outputs a driving signal to an image display panel. A controller(310) controls connection relationships between pins or holes of the input pad and pins or holes of the output pad. A power unit(307) drives the controller. The controller includes a memory storing a program for controlling pin connection according to a model of the image display panel. The connection relationships between the pins or holes of the input pad and the pins or holes of the output are controlled according to one program of a plurality of programs stored in the memory.
Abstract:
A backlight unit is provided to improve the uniformity in an emission characteristic at an incident portion, by forming fluorescent elements on an incident surface of a light guiding plate between adjacent LED(Light Emitting Diode) lamps so as to induce additional emission between the LED lamps. A backlight unit comprises a light guiding plate(40). A plurality of fluorescent elements(41) are formed at an incident surface of the light guiding plate correspondingly to a dark region. A plurality of LED lamps(42) are arranged at a predetermined interval on one surface of the light guiding plate. The LED lamps are composed of red, green, and blue LEDs or only white LEDs. The fluorescent elements are disposed between adjacent LED lamps.
Abstract:
An LED(Light Emitting Diode) lamp and a backlight unit having the same are provided to increase the amount of light advancing in right and left directions of an LED lamp, by forming an optical lens of the LED lamp in a prism shape. An LED lamp comprises an LED chip(42). A cathode lead wire(43a) and an anode lead wire(43b) are respectively connected to both ends of a lower portion of the LED chip. A phosphor substance(44) is formed to wrap the LED chip. An optical lens(45) is formed in a prism shape to wrap the LED chip and the phosphor substance. A reflective frame(46) is formed to surround the LED chip, wherein an inside surface of the reflective frame has an inclination structure.
Abstract:
A TFT(Thin Film Transistor) array substrate and its manufacturing method are provided to improve the stability of a substrate manufacturing process and to prevent the failure of contact between upper and lower electrodes due to undercut by preventing the generation of the undercut at a predetermined portion between a gate insulating layer and an inorganic protection layer using an improved contact hole structure composed of a contact hole lower portion and a contact hole upper portion with a large width compared to that of the contact hole lower portion. A gate line is formed on a lower substrate. An organic gate insulating layer(146) is formed on the resultant structure to cover the gate line. An inorganic protection layer(152) is formed on the organic gate insulating layer. A gate pad lower electrode(126) is formed on the resultant structure to be connected with the gate line. A first contact hole for exposing the gate pad lower electrode is formed through the inorganic protection layer and the organic gate insulating layer. A gate pad upper electrode(128) is connected to the gate pad lower electrode through the first contact hole. The first contact hole is composed of a lower portion and an upper portion. The width of the upper portion is larger than that of the lower portion in the first contact hole.
Abstract:
An LCD(Liquid Crystal Display) is provided to form a protrusion and depression crease to a top case and a lower cover of an LCD in order to increase the heat radiation area. A back light unit(120) is located at the rear of an LCD panel. A top case(101) covers the LCD panel and the back light unit. A lower cover covers the back light unit. Plural heat sink patterns are formed at the upper and side surfaces of the top case as an area corresponding to a lamp arranged at the back light unit. The heat sink patterns are formed continuously or discontinuously and in parallel to the lamp of the back light unit. A lower cover(130) includes a lower surface member for covering the rear of the back light unit at the rear surface. A side surface member covers the back light unit at the side surface. The lower cover has plural heat sink patterns formed at the lower and side surfaces.
Abstract:
An LCD module is provided to suppress wave noise due to weakening of an adhesive force of a cover bottom, by forming joining members at both edges of the cover bottom so as to enhance the adhesive force of the cover bottom. A backlight unit(120) is positioned below an LCD panel(113). A support main(117) edges the LCD panel and the backlight unit. A cover bottom(127) is joined to the support main, wherein the cover bottom has joining members(131) with screw holes. A case top(111) is joined to the cover bottom. Concave grooves(133) are formed at both side surfaces of the case top, wherein each of the concave grooves has a screw hole. The cover bottom is formed in one plate shape. Two facing edges of the cover bottom are upwardly bent, and a pair of joining members are formed on the other two edges of the cover bottom, which is not bent.
Abstract:
An apparatus and a method for displaying an image on a screen and a display method are provided to arrange light-emitting units and light-receiving units on the front side of a display device, detect the coordinate of a point to which a laser beam is irradiated and output a signal to a pixel corresponding to the coordinate so as to display a point, a desired character or a desired figure on a screen freely. A display apparatus includes a display device(101), a plurality of light-emitting units(150a,150b), and a plurality of light-receiving units(155a,155b). The display device displays an image on a screen. The light-emitting units are arranged in a peripheral area of the front side of the display device and emit lights. The light-receiving units located in the peripheral area of the front side of the display device receive the lights emitted from the light-emitting units. The display device includes an LCD(Liquid Crystal Display), an organic light emitting device, a plasma display panel, a field emission display and a vacuum fluorescent display. The light-emitting units are arranged in vertical and horizontal directions and the light-receiving units are arranged opposite to the light-emitting units.
Abstract:
A backlight unit and an LCD(Liquid Crystal Display) using the backlight unit are provided to arrange LED(Light Emitting Diode) units each of which is composed of an LED and a reflecting cup for reflecting light emitted from the LED to an LCD panel in the form of a honeycomb to obtain uniform luminance. A backlight unit includes a plurality of point light sources(110), a bottom cover(120), an optical member(104), and a plurality of reflecting cups(112). The bottom cover houses the point light sources and the top of the bottom cover is opened. The optical member is located on the point light sources. The plurality of reflecting cups are arranged in the bottom cover and receive the point light sources to reflect lights emitted from the point light sources to the optical member.