Abstract: The present invention relates to an apparatus for fabricating a light guide panel which can improve light efficiency and brightness, and a backlight unit having the light guide panel. The backlight unit includes a light source for generating a light, and a light guide panel for guiding the light incident thereon from the light source, the light guide panel having an upper pattern which is formed on a front side thereof for emitting the light guided thus to upward and a lower pattern which is formed on a backside thereof for reflecting or refracting the light, wherein the lower pattern of the light guide panel is formed in an intaglio pattern having a vertical angle at which two inclined planes meet, and one of the two inclined planes the light from the light source incident thereon has an angle of 45˜55°.

Abstract: A reflective plate includes a high heat conductivity material having a first heat conductivity and a reflective material having a second heat conductivity on the high heat conductivity material, wherein the first heat conductivity of the high heat conductivity material is greater than the second heat conductivity of the reflective material.

Abstract: A system for testing a distortion of a liquid crystal display (LCD) device can test the LCD device within a chamber in a state of being assembled perpendicular to the ground, whereby whether any distortion occurs in an internal component can be fast detected even in severe conditions of high temperature and high humidity and under an actual installation environment of a user.

Abstract: A display module includes: upper and lower supporting means facing and spaced apart from each other; a display device between the upper and lower supporting means; a middle supporting means surrounding the display device; and a plurality of coupling means combining the upper, middle and lower supporting means to fix and support the display device, wherein each of the plurality of coupling means includes a hook and each of the upper and lower supporting means has a through hole corresponding to the hook.

Abstract: A reflective plate includes a high heat conductivity material having a first heat conductivity and a reflective material having a second heat conductivity on the high heat conductivity material, wherein the first heat conductivity of the high heat conductivity material is greater than the second heat conductivity of the reflective material.

Abstract: A liquid crystal display device includes a liquid crystal display panel a driving integrated circuit connected to the liquid crystal display panel and a protection pad disposed on the driving integrated circuit, wherein the protection pad is formed from a material that substantially limits the maximum temperature of the protection pad.

Abstract: A reflective plate includes a high heat conductivity material having a first heat conductivity and a reflective material having a second heat conductivity on the high heat conductivity material, wherein the first heat conductivity of the high heat conductivity material is greater than the second heat conductivity of the reflective material.

Abstract: A tiled display device includes a combination of multiple display devices to form a larger tiled display device. The larger tiled display device minimizes the boundaries between in the multiple display devices to improve the active area of the display. A partition wall between display devices may be configured to reduce the distance between the combined display devices.

Abstract: A backlight unit includes a light source, a lower frame including of a lighting unit supporting portion for supporting the light source and a liquid crystal display (LCD) panel supporting portion having a lower thermal conductivity than the lighting unit supporting portion, a reflection plate formed between the light source and the lower frame, and an upper frame coupled to the lower frame.

Abstract: The present invention relates to an apparatus for fabricating a light guide panel which can improve light efficiency and brightness, and a backlight unit having the light guide panel. The backlight unit includes a light source for generating a light, and a light guide panel for guiding the light incident thereon from the light source, the light guide panel having an upper pattern which is formed on a front side thereof for emitting the light guided thus to upward and a lower pattern which is formed on a backside thereof for reflecting or refracting the light, wherein the lower pattern of the light guide panel is formed in an intaglio pattern having a vertical angle at which two inclined planes meet, and one of the two inclined planes the light from the light source incident thereon has an angle of 45˜55°.

Abstract: A tiled display device includes a combination of multiple display devices to form a larger tiled display device. The larger tiled display device minimizes the boundaries between in the multiple display devices to improve the active area of the display. A partition wall between display devices may be configured to reduce the distance between the combined display devices.

Abstract: A tiled display device includes a combination of multiple display devices to form a larger tiled display device. The larger tiled display device minimizes the boundaries between in the multiple display devices to improve the active area of the display. A partition wall between display devices may be configured to reduce the distance between the combined display devices.

Abstract: A system for testing a distortion of a liquid crystal display (LCD) device can test the LCD device within a chamber in a state of being assembled perpendicular to the ground, whereby whether any distortion occurs in an internal component can be fast detected even in severe conditions of high temperature and high humidity and under an actual installation environment of a user.

Abstract: Disclosed is an improved LCD device for preventing moisture infiltrating into the LCD device, including: A liquid crystal panel; A backlight assembly provided with a lamp and a reflection sheet for supplying light to the liquid crystal panel; a main support frame for receiving the liquid crystal panel and the back light assembly therein, and having slide grooves portions therein; a lower cover formed at an opened side of the main support frame where a lamp of the back light assembly is disposed; and a first upper cover for covering one side of the main support frame and having slides protrusion portions therein, wherein the slide protrusion portions are coupled to the slide groove portions formed in the main support frame.

Abstract: A backlight unit that for preventing an optical sheet from moving freely and preventing deterioration of picture quality caused by deformation. The backlight unit of a liquid crystal display device includes a light source; a reflecting sheet disposed in a rear surface of the light source; an optical sheet to direct light emitted from the light source to travel in a direction towards a liquid crystal display panel; and a cover bottom assembly formed to house the light source, the reflection sheet and the optical sheet. The cover bottom assembly comprises support side bottoms formed at two short sides of the cover bottom assembly to dispose the optical sheet thereon, and the support side bottom includes a joining part to fix the optical sheet to the support side bottom using a movable body movable on a surface of the optical sheet.

Abstract: A display module includes: upper and lower supporting means facing and spaced apart from each other; a display device between the upper and lower supporting means; a middle supporting means surrounding the display device; and a plurality of coupling means combining the upper, middle and lower supporting means to fix and support the display device, wherein each of the plurality of coupling means includes a hook and each of the upper and lower supporting means has a through hole corresponding to the hook.

Abstract: A backlight unit and an LCD device are provided, in which an LED (light emitting diode) is used as a light source of the backlight unit, and the heat generated from the LED is rapidly discharged to the outside. The backlight unit includes in one embodiment a cover bottom; at least one heat pipe located on the cover bottom; and a plurality of light sources located on the at least one heat pipe at fixed intervals.

Abstract: The present invention provides a backlight unit and liquid crystal display device having the same, by which cooling performance is prevented from being lowered in a manner of arranging inverter elements in a horizontal direction. The present invention includes a lamp unit comprising a plurality of light-emitting lamps wherein electrodes are provided to both ends of each of the light-emitting lamps and an inverter provided to a rear side of the lamp unit in a horizontal direction to apply power to a plurality of the light-emitting lamps. And, the inverter includes at least one inverter printed circuit board arranged on a lower part of the rear side of the lamp unit in the horizontal direction and a plurality of transformers and inverter elements arranged on the at least one inverter printed circuit board in the horizontal direction.

Abstract: A backlight unit with a graphite spreader and coating films for sealing the graphite spreader to prevent fall of foreign substances from the graphite spreader is provided with a liquid crystal display device. The backlight unit includes a cover bottom, a plurality of light sources mounted on the cover bottom, a graphite spreader that dissipates heat from the light sources and is formed with at least one hole, and first and second coating films that are attached to upper and lower surfaces of the graphite spreader, respectively, and extend outward from an edge of the graphite spreader such that extent that the first and second coating films contact each other.

Abstract: A tiled display device includes a combination of multiple display devices to form a larger tiled display device. The larger tiled display device minimizes the boundaries between in the multiple display devices to improve the active area of the display. A partition wall between display devices may be configured to reduce the distance between the combined display devices.