| Patent application number | Description | Published |
|---|
| 20080278792 | ELECTROCHROMIC DEVICE HAVING IMPROVED COLOR PROPERTIES - An electrochromic device which includes a display electrode including a conductive layer disposed on a transparent substrate, a counter electrode disposed to face the display electrode, the counter electrode including a white reflective layer, an electrolyte interposed between the display electrode and the counter electrode, a first electrochromic material layer disposed on the display electrode and a second electrochromic material layer disposed on the counter electrode. | 11-13-2008 |
| 20090032402 | ELECTROPHORESIS DEVICE COMPRISING HOLE-CONTAINING STRUCTURE AND METHOD FOR FABRICATING THE SAME - Disclosed herein are an electrophoresis device comprising a hole-containing structure and a method for fabricating the same. By which electrophoretic particles are embedded into holes, the optical properties of the device can be controlled. The electrophoresis device includes a structure having inherent optical properties, thus realizing improvement in reliability and display quality. Since the electrophoresis device uses a gas or vacuum as a medium of the electrophoretic particles, it can be driven with a high speed. | 02-05-2009 |
| 20090098043 | METHOD FOR PREPARING ZINC OXIDE NANOSTRUCTURES AND ZINC OXIDE NANOSTRUCTURES PREPARED BY THE SAME - Example embodiments provide a method for preparing zinc oxide nanostructures. According to the method, zinc oxide nanostructures are prepared by dipping a substrate having a zinc (Zn) seed layer thereon in an aqueous solution of hexamethyleneamine and dropwise adding an aqueous solution of zinc nitrate to the aqueous solution of hexamethyleneamine. In addition, zinc ions can be continuously supplied in a constant amount as the reactions of the reactants proceed to prepare high-quality zinc oxide nanostructures at a high growth rate. Furthermore, zinc oxide nanostructures can be prepared on a large-area substrate at a low processing temperature regardless of the substrate material. Example embodiments also provide zinc oxide nanostructures prepared by the method. | 04-16-2009 |
| 20090161195 | Color pixel structure of an electrochromic display - A color pixel structure of a color display system based on electrochromism. The color pixel structure includes two one-cell two-color type unit cells laminated. Each of the unit cells includes an upper panel, a lower panel and electrochromic materials of different colors applied to both the upper and lower panels. The color pixel structure exhibits improved color characteristics and have a simple structure. The color pixel structure can be applied to a variety of electrochromic displays due to their excellent visibility and simple structure. | 06-25-2009 |
| 20090161200 | ELECTROPHORETIC DISPLAY DEVICE AND OPERATING METHOD OF THE SAME - An electrophoretic display device with high reliability, high reflectance and improved color characteristics. The electrophorectic display device includes unit cells, each of which includes transmissive particles and a reflective panel. The unit cells are vertically laminated or arranged in parallel. In addition, the electrophorectic display device exhibits excellent visibility and has a simple structure. | 06-25-2009 |
| 20090206321 | THIN FILM TRANSISTOR COMPRISING NANOWIRES AND FABRICATION METHOD THEREOF - A thin film transistor includes nanowires. More specifically, the thin film transistor includes nanowires aligned between and extending to opposite facing lateral surfaces of source/drain electrodes on a substrate. The nanowires extend in a direction parallel to a major surface defining the substrate to form a semiconductor channel layer. Also disclosed herein is a method for fabricating the thin film transistor. | 08-20-2009 |
| 20090235862 | METHOD OF MANUFACTURING ZINC OXIDE NANOWIRES - A method of manufacturing zinc oxide nanowires. A metal seed layer is formed on a substrate. The metal seed layer is thermally oxidized to form metal oxide crystals. Zinc oxide nanowires are grown on the metal oxide crystals serving as seeds for growth. The zinc oxide nanowires are aligned in one direction with respect to the surface of the substrate. | 09-24-2009 |
| 20100060825 | Display apparatus having an active transflective device - A display apparatus includes an active transflective device and a device panel. The active transflective device is configured to electrically control light transmissivity and light reflectivity. The display panel is configured to form an image by modulating at least one of light reflected and light transmitted by the active transflective device. | 03-11-2010 |
| 20100182673 | Display devices using electrochromism and polymer dispersed liquid crystal and methods of driving the same - Provided are display devices using electrochromism and PDLC and methods of driving the display devices. A display device may include a plurality of first electrodes and a plurality of second electrodes; a polymer dispersed liquid crystal (PDLC) layer between the first electrodes and the second electrodes; a plurality of third electrodes and a plurality of fourth electrodes; a plurality of electrochromic layers between the third electrodes and the fourth electrodes; and an electrolyte layer between the third electrodes and the fourth electrodes. | 07-22-2010 |
| 20100193015 | P-n zinc oxide nanowires and methods of manufacturing the same - Disclosed are p-n zinc (Zn) oxide nanowires and a methods of manufacturing the same. A p-n Zn oxide nanowire includes a p-n junction structure in which phosphorus (P) is on a surface of a Zn oxide nanowire. | 08-05-2010 |
| 20100208172 | Polymer dispersed display panels including quantum dots and display apparatuses including the same - A polymer dispersed display apparatus includes a polymer layer, and a plurality of liquid crystal drops dispersed in the polymer layer. Quantum dots emitting a plurality of colors of light are mixed in the liquid crystal drops. Therefore, the polymer dispersed display apparatus displays colors without the need for a color filter. Thus, the polymer dispersed display apparatus need not include a polarization plate and a color filter, so that a light usage efficiency of the polymer dispersed display apparatus increases. | 08-19-2010 |
| 20100309413 | Reflective-type color display devices using polymer dispersed liquid crystals and dyes - Reflective-type color display devices using polymer dispersed liquid crystals (PDLCs) and dyes are provided, the display devices including a pixel unit having PDLC layers that are disposed between first electrodes and second electrodes. The PDLC layers have different color dyes. The first electrodes are disposed on a first substrate and the second electrodes are disposed on a second substrate, wherein the first and second substrates are apart from each other. The pixel unit includes different color sub pixels. | 12-09-2010 |
| 20110019132 | Cholesteric liquid crystal display devices and methods of manufacturing the same - A cholesteric liquid crystal display device includes: a plurality of pixel units arranged two-dimensionally between two transparent substrates. Each of the plurality of pixel units includes a cholesteric liquid crystal layer having a single-layer structure. The cholesteric liquid crystal layer includes: a liquid crystal molecule; a chiral dopant; and an optically polymerizable polymer. The chiral dopant is mixed with the liquid crystal molecule to form a cholesteric phase and has a solubility that varies with respect to the liquid crystal molecule according to temperature. The optically polymerizable polymer is cured to fix a helix pitch of the cholesteric phase. | 01-27-2011 |
| 20110039032 | Method of manufacturing polymer dispersed liquid crystal display device including dichroic dye - Example embodiments relate to a method of manufacturing a polymer dispersed liquid crystal (PDLC) display device including dichroic dye. The method may include filling a mixture solution including liquid crystals, a photopolymerizable material, dichroic dyes, and liquid crystalline polymers in a space between a first electrode and a second electrode that face each other; applying an electric field between the first electrode and the second electrode; and arranging the dichroic dyes in the mixture solution. | 02-17-2011 |
| 20110067807 | Method of forming polymer dispersed liquid crystal layer including dichroic dye - Example embodiments relate to a method of forming a polymer dispersed liquid crystal (PDLC) layer including a dichroic dye. A first PDLC layer including the dichroic dye and a second PDLC layer having no dichroic dye may be bonded to each other so as to form the desired PDLC layer. | 03-24-2011 |
| 20110096250 | Active lenses, stereoscopic image display apparatuses including active lenses and methods of operating the same - An active lens includes: a first nanoelectrode unit; a second nanoelectrode unit formed to face the first nanoelectrode unit; and a liquid crystal layer disposed between the first nanoelectrode unit and the second nanoelectrode unit. Liquid crystal molecules of the liquid crystal layer are aligned according to an electric field formed by a voltage applied to the first and second nanoelectrode units to form a refractive power. | 04-28-2011 |
| 20110134372 | Polymer-dispersed liquid crystal display device and method of manufacturing the same - Provided are a polymer-dispersed liquid crystal (PDLC) display device and a method of manufacturing the same. The PDLC display device may include a PDLC layer between facing substrates, wherein the PDLC layer has at least two regions including polymers having different concentrations. | 06-09-2011 |
| 20110134373 | Reflective display devices and methods of manufacturing the same - A reflective display device may include pixels. Each pixel may include sub-pixels. Each sub-pixel may include first and second substrates spaced apart from each other; a driving unit formed on a top surface of the first substrate; a reflective layer, acting as a first electrode to which a voltage is applied by the driving unit, disposed above the driving unit; a second electrode formed on a bottom surface of the second substrate; a color filter layer disposed between the reflective layer and the second electrode; and a polymer dispersed liquid crystal (PDLC) layer. If the color filter layer is formed on the reflective layer; then the PDLC layer may be disposed between the second electrode and color filter layer. If the color filter layer is formed on a bottom surface of the second electrode, then the PDLC layer may be disposed between the reflective layer and color filter layer. | 06-09-2011 |
