Patent application number | Description | Published |
20090310064 | STRIPED DIFFUSER, METHOD OF MANUFACTURING THE SAME, AND LIQUID CRYSTAL DISPLAY DEVICE WITH ADJUSTABLE VIEWING ANGLE EMPLOYING THE STRIPED DIFFUSER - Provided are diffuser, method of manufacturing same, and liquid crystal display device employing the diffuser. Liquid crystal display device includes: backlight unit; liquid crystal panel on which image is formed by using light emitted by backlight unit, and comprising: color filter comprising plurality of pixels each of which comprises plurality of subpixels that are alternately arranged and transmit light in different wavelength bands; and liquid crystal layer whose transmittance is adjusted under electrical control; and diffuser disposed on a top surface or a bottom surface of the liquid crystal panel and comprising diffusing areas and transparent areas which alternate with each other at intervals corresponding to the width of the subpixels, wherein the liquid crystal layer comprises liquid crystal areas corresponding to the diffusing areas and liquid crystal areas corresponding to the transparent areas and the transmittances of the liquid crystal areas are adjusted according to the subpixels. | 12-17-2009 |
20090310071 | TRANSREFLECTIVE DISPLAY PANEL AND DISPLAY APPARATUS INCLUDING THE SAME - Provided are embodiments of a transreflective display panel, and a display apparatus including the transreflective display panel and a backlight unit. The transreflective display panel according to one or more embodiments includes a plurality of pixels arranged in a matrix formation, wherein each of the pixels includes a first polarizing plate, a liquid crystal layer disposed on the first polarizing plate and controlling light transmissivity of incident light according to electrical control, and a specular reflector disposed in a portion of the liquid crystal layer and reflecting external light. Thus, the display apparatus may operate in a reflective mode using the external light and a transmissive mode using the backlight unit. | 12-17-2009 |
20110013416 | LIGHT GUIDE PLATE AND DISPLAY APPARATUS HAVING THE SAME - A light guide plate includes at least one incident surface into which light is incident, an exit surface at least one end of which is connected the incident surface and through which the light is output, an opposite surface spaced apart from the exit surface and opposing the exit surface, and a plurality of reflective patterns extending from the exit surface toward the opposite surface. When a direction from the exit surface to the opposite surface is referred to as a first direction, a direction perpendicular to the incident surface is referred to as a second direction, and a direction parallel to the incident surface and perpendicular to the first direction is referred to as a third direction, a length of each reflective pattern in the first direction is smaller than a distance between the exit surface and the opposite surface, and a length of each reflective pattern in the second direction is larger than a length of each reflective pattern in the third direction. | 01-20-2011 |
20110068256 | Touch Sensing Apparatus Having a Simplified Structure and Reduced Manufacturing Cost - A touch sensing apparatus includes a light source generating a light. The light travels though a light distribution part. A light guide part guides the light to the light distribution part. A light sensing part outputs an output signal corresponding to an intensity of the light incident through the light guide part and the light distribution part when a touch occurs. A light reflection part reflects the light provided to the light distribution part, and a coordinate generating part calculates a coordinate value of the touch using the output signal from the light sensing part. | 03-24-2011 |
20120305755 | TOUCH SENSING APPARATUS HAVING A SIMPLIFIED STRUCTURE AND REDUCED MANUFACTURING COST - A touch sensing apparatus includes a light source generating a light. The light travels though a light distribution part. A light guide part guides the light to the light distribution part. A light sensing part outputs an output signal corresponding to an intensity of the light incident through the light guide part and the light distribution part when a touch occurs. A light reflection part reflects the light provided to the light distribution part, and a coordinate generating part calculates a coordinate value of the touch using the output signal from the light sensing part. | 12-06-2012 |
20130088889 | BACKLIGHT UNIT AND DISPLAY DEVICE HAVING THE SAME - A backlight unit includes a light guide unit, light source units, a prism sheet and a lens sheet. The light guide unit includes opposing first and second edges, a light exiting surface connecting the first and second edges and first and second light guide plates. A region of the first light guide plate adjacent to the first edge is thicker than a region of the first light guide plate adjacent to the second edge, and a region of the second light guide plate adjacent to the second edge is thicker than a region of the second light guide plate adjacent to the first edge. The light source units are adjacent to the first and second edges, respectively. The prism sheet includes a plurality of prisms on a surface facing the light guide unit. The lens sheet includes a plurality of lenses facing the prism sheet. | 04-11-2013 |
20130141423 | THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS - A 3D image display apparatus includes a light modulator configured to modulate an image light, a difference map generator configured to obtain an absolute value of a difference between a variation value of a left 2D image and a variation value of a right 2D image, an image processor configured to generate 3D image display position information using the absolute value, a light modulator controller configured to partially activate the light modulator in response to the 3D image display position information, an image generator for generating an interlaced image using the left and right 2D images, and an image display device for displaying the interlaced image. The activated area of the light modulator corresponds to an area of the displayed interlaced image, so that the light modulator modulates light provided from the displayed interlaced image, and does not modulate light provided from a remainder of the image. | 06-06-2013 |
20130314651 | DISPLAY APPARATUS - A display apparatus including a display panel configured to display an image, and a wavelength selective transflective member configured to transmit a light corresponding to at least one wavelength band of an incident light, to reflect a light corresponding to at least one remaining wavelength band, and to provide the display panel with the transmitted light or the reflected light. The transmitted light or the reflected light has a plurality of separated wavelength bands. | 11-28-2013 |
20140085567 | DISPLAY DEVICE - A display device includes a display panel and a backlight unit. The display panel is configured to display an image. The backlight unit is configured to provide light to the display panel. The display panel includes an array substrate including a plurality of pixel areas, an opposite substrate facing the array substrate, a liquid crystal layer disposed between the array substrate and the opposite substrate, and a wavelength-selective transflective member disposed on the array substrate or the opposite substrate. | 03-27-2014 |
20140145910 | MULTI-PANEL DISPLAY APPARATUS - A display apparatus includes a first display panel. The first display panel includes a first display area and a first non-display area. The first display area includes a first pixel part and a second pixel part. The second pixel part is configured to display a first image. The display apparatus further includes a second display panel. The second display panel includes a second display area and a second non-display area. The second display area including a third pixel part and a fourth pixel part. The fourth pixel part is configured to display a second image. The display apparatus further includes an optical member. The optical member includes a first set of optical units and a second set of optical units. The first set of optical units is connected to the second set of optical units. The first set of optical units is connected to the second pixel part for displaying a third image, the third image corresponding to the first image. The second set of optical units is connected to the fourth pixel part for displaying a fourth image, the fourth image corresponding to the second image. | 05-29-2014 |
20140346139 | METHOD FOR MANUFACTURING POLARIZER - A method for manufacturing a polarizer may include forming a first barrier and a second barrier on a surface of a metal layer. The method may further include providing a copolymer layer between the first barrier and the second barrier. The method may further include processing the copolymer layer to form a processed polymer layer that includes first-polymer portions and second-polymer portions that are alternately disposed. The method may further include removing the second-polymer portions from the processed polymer layer to form polymer members that are spaced from each other. The method may further include etching the metal layer, using at least the polymer members, the first barrier, and the second barrier as a mask, to form a plurality of first-type wires and a plurality of second-type wires. | 11-27-2014 |