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 |
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 |
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 |
20090258188 | COMPOSITION FOR FORMING INORGANIC PATTERN AND METHOD FOR FORMING INORGANIC PATTERN USING THE SAME - Disclosed herein is a composition for forming an inorganic pattern, comprising an inorganic precursor, at least one stabilizer selected from β-diketone and β-ketoester, and a solvent. Use of the composition enables efficient and inexpensive formation of an inorganic micropattern. | 10-15-2009 |
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 |
20110030766 | Solar energy utilizing apparatuses and methods of manufacturing the same - A solar energy utilizing apparatus includes: a fluid pipe forming a flow path of a heat medium and including a convex surface; and a solar cell formed on the convex surface of the fluid pipe. In a method of manufacturing a solar energy utilizing apparatus, a first substrate including a first surface and a second surface is formed. The first surface has a plurality of convex surfaces and the second surface has a plurality of concave surfaces. A plurality of solar cells are formed on the convex surfaces, respectively. A second substrate is formed, and the second substrate is bonded to the first substrate. | 02-10-2011 |
20110030790 | Solar cell modules and methods of manufacturing the same - A solar cell module includes an upper substrate including a cylindrical lens is disposed on a lower substrate to cover a solar cell. The cylindrical lens focuses incident light onto the solar cell. In a method of manufacturing the solar cell module, a solar cell is formed on a lower substrate by sequentially depositing a first material layer, a second material layer, and a second electrode onto the first electrode. An upper substrate including a cylindrical lens is adhered to or formed on the lower substrate. | 02-10-2011 |
20110084345 | Apparatuses for generating electrical energy - Electrical energy generation apparatuses, in which a solar battery device and a piezoelectric device are combined in a single body by using a plurality of nano wires formed of a semiconductor material having piezoelectric properties. | 04-14-2011 |
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 |
20110168980 | Nanofiber composite, method of manufacturing the same, and field effect transistor including the same - A nanofiber composite including a nanofiber formed of a hydrophobic polymer, a nanowire formed of a conductive or semiconductive organic material that is oriented in the nanofiber in the longitudinal direction of the nanofiber, and an ionic active material. | 07-14-2011 |
20110204317 | Electric energy generator - An electric energy generator may include a semiconductor layer and a plurality of nanowires having piezoelectric characteristics. The electric energy generator may convert optical energy into electric energy if external light is applied and may generate piezoelectric energy if external pressure (e.g., sound or vibration) is applied. | 08-25-2011 |
20110217211 | Smell-diffusing cell array substrate, apparatus for transferring smell information and electronic device including the apparatus - A smell-diffusing cell array substrate, an apparatus configured to transfer smell information and an electronic device are provided, the smell-diffusing cell array substrate includes at least one smell-diffusing cell having a microcapsule with a core-shell structure. A shell of the microcapsule includes a wall material and a photocatalyst dispersed in the wall material. A core of the microcapsule includes a smell-diffusion material and a hydrophilic liquid. | 09-08-2011 |
20110261303 | Color filter and display devices including the same - A color filter and display devices using the same are provided, the color filter includes a first electrode and a second electrode spaced apart from each other; and a variable filter layer between the first electrode and the second electrode. The variable filter layer includes a polymer, liquid crystal dispersed in the polymer, and a plurality of color display materials mixed in the liquid crystal. | 10-27-2011 |
20110303912 | Methods Of Manufacturing P-Type Zn Oxide Nanowires And Electronic Devices Including P-Type Zn Oxide Nanowires - Example embodiments relate to methods of manufacturing p-type Zn oxide nanowires and electronic devices including the p-type Zn oxide nanowires. The method may include forming Zn oxide nanowires in an aqueous solution by using a hydrothermal synthesis method and annealing the Zn oxide nanowires to form p-type Zn oxide nanowires. | 12-15-2011 |
20120319218 | APPARATUSES FOR GENERATING ELECTRICAL ENERGY - Electrical energy generation apparatuses, in which a solar battery device and a piezoelectric device are combined in a single body by using a plurality of nano wires formed of a semiconductor material having piezoelectric properties. | 12-20-2012 |
20130038178 | ZNSNO3/ZNO NANOWIRE HAVING CORE-SHELL STRUCTURE, METHOD OF FORMING ZNSNO3/ZNO NANOWIRE AND NANOGENERATOR INCLUDING ZNSNO3/ZNO NANOWIRE, AND METHOD OF FORMING ZNSNO3 NANOWIRE AND NANOGENERATOR INCLUDING ZNSNO3 NANOWIRE | 02-14-2013 |
20130038299 | NANO GENERATOR AND METHOD OF MANUFACTURING THE SAME - A nanogenerator with at least one nanostructure and method of manufacturing the same are provided. The method of manufacturing the nanogenerator includes forming at least one nanostructure including an organic piezoelectric material on a substrate. | 02-14-2013 |
20130088764 | LIGHT POSITION CONTROLLING APPARATUS AND METHOD OF MANUFACTURING THE SAME - A light position controlling apparatus and a method of manufacturing the same. The light position controlling apparatus includes a substrate; first and second electrodes that are arranged on the substrate and configured to generate an electric field; and a piezoelectric nano wire configured to operate as optical waveguide. The piezoelectric nano wire includes a first portion disposed on the substrate, and a second portion that extends from the first portion and bends according to the electric field generated by the first and second electrodes to change a travel direction of light transmitted by the piezoelectric nano wire. | 04-11-2013 |
20130139865 | COMPOSITE STRUCTURE OF GRAPHENE AND POLYMER AND METHOD OF MANUFACTURING THE SAME - A composite structure of graphene and polymer and a method of manufacturing the complex. The composite structure of graphene and polymer includes: at least one polymer structure having a three-dimensional shape; and a graphene layer formed on the at least one polymer structure. | 06-06-2013 |
20130175901 | NANOPIEZOELECTRIC GENERATOR AND METHOD OF MANUFACTURING THE SAME - A nanopiezoelectric generator is provided. The nanopiezoelectric generator includes a first electrode; a second electrode; at least one nanostructure that is interposed between the first electrode and the second electrode, and includes a piezoelectric material and first carriers; and a concentration adjusting unit that adjusts a concentration of the first carriers in the at least one nanostructure. | 07-11-2013 |
20130201437 | VARIFOCAL LENS - A varifocal lens including a first liquid crystal layer; a first electrode portion disposed below the first liquid crystal layer and having a flat shape; a first non-uniform electric field generator which generates a non-uniform electric field in the first liquid crystal layer together with the first electrode portion, and the first non-uniform electric field generator including a second electrode portion having a flat shape. | 08-08-2013 |
20130221806 | NANO-PIEZOELECTRIC GENERATOR AND METHOD OF MANUFACTURING THE SAME - A nano-piezoelectric generator includes a first electrode and a second electrode, at least one nano-piezoelectric unit, formed of a semiconductor piezoelectric material having a nano-structure, disposed between the first and the second electrodes, and an interlayer, formed of an insulating material, disposed between the first electrode and the at least one nano-piezoelectric unit. | 08-29-2013 |
20140138672 | CONTROLLED MANUFACTURING METHOD OF METAL OXIDE SEMICONDUCTOR AND METAL OXIDE SEMICONDUCTOR STRUCTURE HAVING CONTROLLED GROWTH CRYSTALLOGRAPHIC PLANE - A method of controlling a growth crystallographic plane of a metal oxide semiconductor having a wurtzite crystal structure by using a thermal chemical vapor deposition method includes controlling a growth crystallographic plane by allowing the metal oxide semiconductor to grow in a non-polar direction by using a source material including a thermal decomposition material that reduces a surface energy of a polar plane of the metal oxide semiconductor. | 05-22-2014 |
20140159181 | GRAPHENE-NANOPARTICLE STRUCTURE AND METHOD OF MANUFACTURING THE SAME - A graphene-nanoparticle structure includes a substrate, a graphene layer disposed on the substrate and a nanoparticle layer disposed on the graphene layer. The graphene-nanoparticle structure may be formed by alternately laminating the graphene layer and the nanoparticle layer and may play the role of a multifunctional film capable of realizing various functions according to the number of laminated layers and the selected material of the nanoparticles. | 06-12-2014 |