Abstract: Provided is an etching delay element for forming a protruding portion at an object by shielding part of the object against etching, the etching delay element being attached to a non-etching section of the object corresponding to the protruding portion and being made of a material that is etchable by an etchant.

Abstract: A method of manufacturing a curved display panel by reducing a thickness of a flat display panel comprising a first substrate and a second substrate, the method includes: polishing a portion that is to form a protrusion on an edge of at least one of the first substrate and the second substrate to a preset thickness through mechanical polishing; masking the portion that is to form the protrusion, polished to the preset thickness in the polishing, using a masking member so as to prevent the portion from being etched by an etchant; and etching the display panel to a preset thickness by the etchant so as to be thinner than the portion masked by the masking member to make the protrusion protrude therefrom.

Abstract: A game manipulation panel capable of communicating game information, the game manipulation panel includes: a panel body configured to generate a manipulation signal for playing a game; and an antenna member positioned in a portion of the panel body to transmit and receive a signal for transferring game information to a short-range wireless communication module that performs nearfield communication (NFC) with a portable device.

Abstract: A curved display apparatus providing an air touch input function including: a curved display including a concavely curved monitor to display a three-dimensional image; a three-dimensional filter unit having the same radius of curvature as the curved monitor and disposed in front of the curved monitor; a position input unit disposed in front of the three-dimensional filter unit and configured to detect a three-dimensional position according to a user's non-touch motion in a predetermined sensing region; and an image control unit configured to control a three-dimensional image displayed on the curved monitor by transmitting position information sensed through position input unit to the curved display, wherein air touch input through a user's non-touch motion is performed in a concave region of the curved display.

Abstract: A bezel-less touch screen apparatus includes: a display panel for displaying an image; and a touch sheet superposed on the display panel, for generating an input signal by a touch by an operator, wherein the touch sheet includes: a touch area for generating a touch signal, the touch area being located on an image display area of the display panel, in which an image is displayed; and a side surface attachment part on which signal electrodes are gathered from the edge of the touch area and connected to a controller and that is bent and attached to the side surfaces of the display panel so as to not protrude over the edge of the display panel. Therefore, the bezel width can be minimized.

Abstract: An image display device for displaying a composite image, includes a transparent first display panel located in front of eyes of viewers for displaying a first image and a second display panel disposed so as to be spaced apart from the first display panel for displaying a second image, the image display device being configured to display a composite image obtained by composing the first image displayed by the first display panel and the second image displayed by the second display panel, the composite image being viewed.

Abstract: A synthetic image display device includes: a beam projector configured to project a first image; a screen on which the first image projected from the beam projector is formed; and a transparent display panel disposed so as to face the screen and configured to display a second image to be combined and viewed with the first image formed on the screen, the transparent display panel being formed with a pinhole for penetration of light in each pixel so that the first image penetrates and is viewed through the transparent display panel.

Abstract: A large-sized display device having a partially curved part, includes: a partially curved transparent panel fixing plate comprising a curved part, formed so as to have a predetermined curved surface, and a flat part, formed so as to be continuous with the curved part; a curved display panel formed so as to have a curved surface corresponding to the curved surface of the curved part for displaying an image through the panel fixing plate; and a flat display panel installed at the flat part for displaying an image through the panel fixing plate.

Abstract: A synthetic image display device includes: a beam projector configured to project a first image; a screen on which the first image projected from the beam projector is formed; and a transparent display panel disposed so as to face the screen and configured to display a second image to be combined and viewed with the first image formed on the screen, the transparent display panel being formed with a pinhole for penetration of light in each pixel so that the first image penetrates and is viewed through the transparent display panel.

Abstract: A method of manufacturing a stretched display panel, includes: cutting the TFT substrate to a desired size; cutting the color filter substrate so as to have a length smaller than a length of the TFT substrate such that a pixel exposure portion, from which one or more horizontal pixel lines are exposed, is formed at the TFT substrate; forming a short-circuit prevention seal for covering one of the horizontal pixel lines that is adjacent to an end of the color filter substrate in order to prevent occurrence of a short circuit due to introduction of foreign matter; and forming an cutoff line for cutting off the horizontal pixel line(s) that is not covered by the short-circuit prevention seal and the horizontal pixel line that is covered by the short-circuit prevention seal from each other.

Abstract: A game manipulation panel capable of communicating game information, the game manipulation panel includes: a panel body configured to generate a manipulation signal for playing a game; and an antenna member positioned in a portion of the panel body to transmit and receive a signal for transferring game information to a short-range wireless communication module that performs nearfield communication (NFC) with a portable device.

Abstract: An image display device for displaying a composite image, includes a transparent first display panel located in front of eyes of viewers for displaying a first image and a second display panel disposed so as to be spaced apart from the first display panel for displaying a second image, the image display device being configured to display a composite image obtained by composing the first image displayed by the first display panel and the second image displayed by the second display panel, the composite image being viewed.

Abstract: A three-dimensional image device for providing an improved sense of immersion includes: a moving stage that includes a seat on which a viewer sits and a seat moving mechanism for moving the seat; a first transparent curved display located in front of the viewer and having a curved surface shape that is concave in the direction in which the viewer watches the first curved display, wherein the seat moves according to a first displayed image; and a second curved display located behind the first curved display and having a curved surface shape that is concave in the direction in which the viewer watches the second curved display, wherein the second curved display displays a second image overlapping the first image. Accordingly, it is possible to enhance the three-dimensional effect of a three-dimensional image, to increase a sense of immersion, and to improve a sense of realism.

Abstract: A method of manufacturing a curved display panel by reducing a thickness of a flat display panel comprising a first substrate and a second substrate, the method includes: polishing a portion that is to form a protrusion on an edge of at least one of the first substrate and the second substrate to a preset thickness through mechanical polishing; masking the portion that is to form the protrusion, polished to the preset thickness in the polishing, using a masking member so as to prevent the portion from being etched by an etchant; and etching the display panel to a preset thickness by the etchant so as to be thinner than the portion masked by the masking member to make the protrusion protrude therefrom.

Abstract: An optical fiber plate manufacturing apparatus using vibration, includes: an optical fiber supply unit configured to supply an optical fiber; an optical fiber cutting unit configured to cut the optical fiber, supplied from the optical fiber supply unit, to a preset size; an optical fiber storage case configured to collect and store optical fibers, cut to the preset size, in a predetermined direction; and an optical fiber arranging unit configured to arrange the optical fibers, stored in the optical fiber storage case, using vibration so as to minimize a gap between the optical fibers.

Abstract: A method of manufacturing a curved display panel, includes: polishing a portion of the flat display panel that is to form a protrusion, which protrudes in order to protect a portion, to which a drive circuit board is attached, through mechanical polishing so as to have a preset thickness; installing a sealing member, which protects the flat display panel, polished in the polishing, from an etchant by surrounding both the portion that is to form the protrusion and the drive circuit board; and etching an entirety of both surfaces of the flat display panel using the etchant, excluding a portion on which the sealing member is provided, so that the flat display panel, having the sealing member installed in the installing, has a thickness smaller than a thickness of the protrusion.

Abstract: A display apparatus having levitation effect comprises: a panel support portion supported by one of a floor, a side wall, and a ceiling; a display panel vertically spaced apart from the panel support portion so as to display an image; a transmission panel made of a transparent material and connecting the display panel to the panel support portion such that a gap between the panel support portion and the display panel is penetrated and visible in a state in which the display panel is levitated; and a transparent electrode attached to the transmission panel and formed in a film form having electric conductivity and light transmission so as to transmit power and signals for driving the display panel from the panel support portion.

Abstract: Disclosed are a curved display manufacturing apparatus, comprising: a curved surface suction mold comprising a panel seat surface having a curved shape corresponding to a curved shape of the curved display to be formed, and air sucking holes formed through the panel seat surface; an air sucking unit for sucking air through the air sucking holes; a main frame for supporting the curved surface suction mold, to space the curved surface suction mold from a bottom of the main frame; and a pressing roller unit for pressing a curvature maintaining member to maintain the display panel in a bent state while sliding along a curved surface of the display panel under a condition that the curvature maintaining member overlaps with the display panel, for pressed attachment of the curvature maintaining member to the display panel.

Abstract: A digital bezel of a display device includes: a display device including a bezel region for displaying an image different from an effective screen by dividing a frame portion of an effective screen of the display device; and an optical pick-up member, mounted in the bezel region, for picking up an image displayed in the bezel region in a straight line by a predetermined thickness to three-dimensionally highlight the image. As such, the three-dimensional effect of the image can be emphasized and manufacturing costs can be reduced.

Abstract: A method of manufacturing a stretched display panel, includes: cutting the TFT substrate to a desired size; cutting the color filter substrate so as to have a length smaller than a length of the TFT substrate such that a pixel exposure portion, from which one or more horizontal pixel lines are exposed, is formed at the TFT substrate; forming a short-circuit prevention seal for covering one of the horizontal pixel lines that is adjacent to an end of the color filter substrate in order to prevent occurrence of a short circuit due to introduction of foreign matter; and forming an cutoff line for cutting off the horizontal pixel line(s) that is not covered by the short-circuit prevention seal and the horizontal pixel line that is covered by the short-circuit prevention seal from each other.