Abstract: A gaming machine includes: a liquid crystal panel; a backlight unit which is disposed behind the liquid crystal panel; and one or more reels which are disposed behind the backlight unit and on which a plurality of symbols are displayed. The backlight unit includes: a light switch plate which is formed such that a predetermined area corresponding to a symbol selection area where selected symbols among the plurality of symbols displayed on the reel can be selectively turned to be transparent or nontransparent using a polymer dispersed liquid crystal; a half mirror which is disposed behind the light switch plate; a first light source which is disposed in front of the half mirror and emits light passing through the light switch plate and progressing forward; and a second light source which is disposed behind the half mirror and emits lights.

Abstract: A display panel includes a first substrate that has a first display area in which signal lines are formed, a second substrate that has a second display area corresponding to the first display area of the first substrate, and a sealant that is used to bond the first substrate and the second substrate and at least a portion of which is formed in either of the first display area of the first substrate and the second display area of the second substrate.

Abstract: A display panel includes a first substrate that has a first display area in which signal lines are formed, a second substrate that has a second display area corresponding to the first display area of the first substrate, and a sealant that is used to bond the first substrate and the second substrate and at least a portion of which is formed in either of the first display area of the first substrate and the second display area of the second substrate.

Abstract: A curved surface display device includes: a grayscale image projection device which projects a grayscale image; and a color filter disposed in front of the grayscale image projection device and having a desired curved shape. By disposing a color filter having a curved shape in front of a grayscale image projection device, a curved surface display device displaying color images can be realized through a simple structure.

Abstract: A game machine includes: a cable capable of transmitting electric power and data signal; one or more function modules which are connected to the cable and are configured to perform a predetermined function respectively; and a main controller which generates data signal for controlling the function modules and transmits the generated data signal and electric power supplied from outside to the function modules via the cable. Since data signal such as image signal or audio signal and electric power are combined and are then transmitted via one cable, the data signal wiring and the electric power wiring between the main controller and the function module of a game machine can be unified as one, so wiring can be simplified. Accordingly, manufacturing and maintenance become easy and cost for the same can also be saved.

Abstract: A game machine including: a liquid crystal display including a liquid crystal panel and a back light unit; and at least one reel which is disposed behind the back light unit. The back light unit for a liquid crystal display includes: a pair of light guide plates which are disposed to face each other, transparent electrodes being formed on corresponding predetermined areas of surfaces facing each other of the light guide plates; a polymer dispersed liquid crystal layer which is formed in a space between the light guide plates and is formed by polymer dispersed liquid crystal; and a plurality of light sources respectively disposed at edges of the light guide plates.

Abstract: A user operating the game machine and playing the game can easily transfer the intention of a necessary order or the like to a waiter/waitress, a main counter or the like, without leaving the game machine. Further, the user can check the total input amount for the total of games, the total payout amount, the win percentage per each game, the accumulated win percentage in the total of games. Further, the user can play the game while confirming the information provided in the language selected by the user in real-time, relatively at a glance. Consequently, the game machine is capable of increasing the fun of the game and preventing the user from going beyond a predetermined limit of spending money by being excessively emotionally linked to the game.

Abstract: A multi-layered image display device for realizing a multi-layered image with a depth by overlapping a plurality of two-dimensional images includes: a display which can be selectively transparent and produce a first two-dimensional image through a combination of a plurality of pixels, a screen which is disposed behind the display so as to be overlapped in a forward-backward direction with the display; and a projector which is disposed behind the screen so as to project a second two-dimensional image on the screen. By adopting a screen and a projector instead of a rear display and a backlight unit, the cross stripes of the rear display can be removed so as to prevent the occurrence of the interference pattern (Moire phenomenon) due to the interference of different pixel patterns, and an additional diffuse layer can be omitted so that an assembling process of the multi-layer image display device can be simplified.

Abstract: A multi-layer image display device for realizing a multi-layered image with a depth by overlapping a plurality of two-dimensional images includes: a plurality of screens which are disposed to be overlapped in a forward-backward direction; and one or more projectors which are disposed behind the plurality of the screens to selectively project one or more two-dimensional images on the screens. By using a screen and a projector, the cross stripes of the display can be fundamentally removed so as to prevent the occurrence of the interference pattern (Moire phenomenon) due to the interference of different pixel patterns, and an additional diffuse layer can be omitted so that an assembling process of the multi-layer image display device can be simplified.

Abstract: A curved-surface display panel fabrication method for fabricating a curved-surface display panel using a flat display panel having a first substrate and a second substrate includes: paring partially outer surfaces of the first substrate and the second substrate so as to reduce thicknesses thereof to a predetermined thickness; bending the pared flat display panel to a desired curved shape; attaching a first guide member which has a shape corresponding to the desired curved shape to the first substrate with a predetermined gap from the pared outer surface thereof and attaching a second guide member with has a shape corresponding to the desired curved shape to the second substrate with a predetermined gap from the pared outer surface thereof; and forming light transmitting reinforcing layers respectively in a space between the first guide member and the first substrate and a space between the second guide member and the second substrate.

Abstract: The invention provides a display device including a plurality of liquid crystal display (LCD) panels connected together, wherein each of the LCD panels has a standardized structure while being cut in an invisible region where there is no gate integrated circuit (IC), one of the cut LCD panels is set as a reference LCD panel, and another one of the cut LCD panels, which laterally adjoins the reference LCD panel, is 180° rotated such that a lateral cut portion of the reference LCD panel and a lateral cut portion of the adjoining LCD panel come into contact with each other, and an image branch relay board is connected to the LCD panels, to communicate with the LCD panels such that image information is branched to the reference LCD panel and the adjoining LCD panel.

Abstract: A method for manufacturing a multi-display device by arranging adjacently a plurality of liquid crystal display panels includes: cutting the liquid crystal display panels along at least one edge to remove portions of the liquid crystal display panels respectively; arranging and fixing the liquid crystal display panels, in a state that a portion of the liquid crystal display panels is turned over, such that the cut edges face one another; removing a polarizer attached to a side of the liquid crystal display panel which will be turned over; and attaching a polarizer, which is of the same kind as a polarizer originally attached to the opposite side, to the side of the liquid crystal display panel from which the polarizer has been removed.

Abstract: A reel apparatus includes: a plurality of display panels which are fixedly disposed at predetermined positions; a plurality of reels respectively having reel strips which are installed to independently rotate with respect to a single axis in a state of respectively covering a front surface of the display panels; a plurality of driving motors for respectively rotating the reels; and a controller for controlling image display operation of the display panel based on a signal representing rotation speed of the reel strips such that images of the display panels rotate respectively in response to a rotation speed of the reel strips. Instead of providing a plurality of display panels for each reel, one fixed display panel is provided for each reel and image displayed on the display panel rotates, so each reel requires only one display panel and thereby a manufacturing cost can be reduced.

Abstract: The present invention relates to a method for manufacturing a curved display panel. The method for manufacturing a curved display panel using a lower substrate and an upper substrate made of glass and opposite each other, and a liquid crystal layer formed between the lower substrate and the upper substrate, comprises: a step of cutting out portions of outer surfaces of the lower substrate and the upper substrate such that the thicknesses of the substrates are reduced to a preset level; and a step of bending the cut lower substrate and the cut upper substrate into a desired curved shape, and forming transparent polymer layers, having shapes identical to the desired curved shape, onto outer surfaces of the substrates, respectively, or attaching transparent substrates, which are prefabricated into shapes identical to the desired curved shape, onto outer surfaces of the substrates, respectively.

Abstract: This invention relates to a counter flow type of cooling tower generating low grade of noise, which includes: a body wherein an external air inhalation hole is formed in the lower portion and a discharge hole is formed in the upper portion; a fan that is provided in the body and absorbs external air into the body through an inhalation hole and discharges the external air to the discharge hole; an spraying nozzle that sprays coolant; an eliminator that is provided above the spraying nozzle and prevents air and water from scattering; a filler that is provided below the spraying nozzle; and a collection tank collecting the coolant that passes the filler and drops, wherein a space portion is formed between the filler and the collection tank, and the space portion formed between the filler and the collection tank further includes a noise generation restraining portion consisting of at least one noise generation restraining unit.

Abstract: The present invention relates to a method for cutting a liquid crystal display panel. A method for cutting a liquid crystal display panel which includes an upper panel and a lower panel includes: forming scribe lines on the upper panel and the lower panel respectively along a cutting direction; and breaking the upper panel and the lower panel by applying an external force at an outside of the scribe lines in a direction to urge the lower panel to be bent toward an outer surface thereof.

Abstract: A packet data analyzer on a mobile communication network for analyzing packet data traffic, monitoring services, generating billing information per data service, and monitoring the network based on a protocol analysis, comprises a packet data separator provided between one of a mobile communication exchange and a packet controller that provide a wireless data service to the subscriber, and the service server, for separating user packet data transmitted between one of the mobile communication exchange and the packet controller and the service server, and receiving the user packet data; a traffic analyzer for separating the user packet data received through the packet data separator according to transmission directions, and analyzing the user packet data; a statistics storage unit for storing and managing result data analyzed by the traffic analyzer; and a statistics reference unit for retrieving data stored in the statistics storage unit, and providing statistical information desired by the user.

Abstract: A battery charging device includes a power terminal unit to be connected to a power source and provided with power therefrom, a charging terminal unit to be connected to a power terminal of a battery, and a holding device to be fixed to side faces of the battery when the charging terminal unit contacts the power terminal of the battery.

Abstract: The present invention relates to a method for cutting a liquid crystal display panel and a method for manufacturing a liquid crystal display panel having a desired size using the same. In a method for cutting a liquid crystal display panel which includes an upper panel to which a color filter is formed and a lower filter on which a thin film transistor is formed, the upper panel and the lower panel are respectively cut in such a way that a cut edge of the upper panel is outwardly protruded from a cut edge of the lower panel so that a step is formed at a cut surface between the upper panel and the lower panel. Since the cut edge of the upper panel is upwardly protruded from the cut edge of the lower panel, electrodes, signal lines, thin film transistors of the lower panel can be prevented from being damaged by the contact with the dispenser or by the pressure of the sprayed sealant while the sealant is formed after the cutting.

Abstract: A display panel includes a first substrate that has a first display area in which signal lines are formed, a second substrate that has a second display area corresponding to the first display area of the first substrate, and a sealant that is used to bond the first substrate and the second substrate and at least a portion of which is formed in either of the first display area of the first substrate and the second display area of the second substrate.