Patent application number | Description | Published |
20120260851 | METHOD OF MANUFACTURING TRANSPARENT OXIDE THIN FILM - A method of manufacturing a zinc oxide-based thin film for a transparent electrode and a zinc oxide-based thin film manufactured using the method, in which both conductivity and transmittance can be improved. The method includes the step of forming a transparent oxide thin film doped with a dopant on a transparent substrate, and the step of rapidly heat-treating the transparent oxide thin film. | 10-18-2012 |
20120261679 | LIGHT-EMITTING DEVICE AND METHOD OF FABRICATING THE SAME - A light-emitting device and a method of fabricating the same, in which the light emission characteristics of the light-emitting device in the UV range are maximized such that a high-efficiency light-emitting device can be produced at low cost. For this, the method includes the step of forming a zinc oxide light-emitting layer on a base substrate, the zinc oxide light-emitting layer including zinc oxide doped with a dopant; and activating the dopant by rapidly heat-treating the zinc oxide light-emitting layer, so that light emission in an ultraviolet range is increased. | 10-18-2012 |
20120261701 | LIGHT EXTRACTION SUBSTRATE FOR ELECTROLUMINESCENT DEVICE AND MANUFACTURING METHOD THEREOF - A light extraction substrate for an electroluminescent device and a manufacturing method thereof, in which light extraction efficiency is increased. The light extraction substrate for an electroluminescent device includes a substrate and a light extraction layer formed on the substrate. The light extraction layer contains an oxide that has a wide band gap of 2.8 eV or more. The light extraction layer has a texture on the surface thereof. | 10-18-2012 |
20120266952 | METHOD OF MANUFACTURING SUBSTRATE FOR PHOTOVOLTAIC CELL - A method of manufacturing a substrate for a photovoltaic cell, in which the high optical characteristic in a long-wavelength range available for the photovoltaic cell can be maintained, and at the same time, the amount of hazing can be increased. The method includes the step of forming a zinc oxide (ZnO) thin film layer doped with a dopant on a transparent substrate, and the step of controlling the surface structure of the zinc oxide thin film layer by etching the zinc oxide thin film layer using hydrogen plasma. | 10-25-2012 |
20120270013 | ZnO-BASED TRANSPARENT CONDUCTIVE THIN FILM FOR PHOTOVOLTAIC CELL AND MANUFACTURING METHOD THEREOF - A zinc oxide (ZnO)-based transparent conductive thin film for a photovoltaic cell and a manufacturing method thereof, in which the transparent conductive thin film has an excellent textured surface and can be mass-produced. The ZnO-based transparent conductive film is formed on a substrate, is doped with a dopant, and has a textured surface. The textured surface has a plurality of protrusions. The manufacturing method forms the zinc oxide-based transparent conductive film on a substrate by atmospheric pressure chemical vapor deposition (APCVD) involving organic precursor gas and oxidizer gas. | 10-25-2012 |
20130330505 | Light Extraction Substrate For OLED And Method Of Fabricating The Same - A light extraction substrate for an organic light-emitting device (OLED) which can improve the brightness of a display or an illumination system to which an OLED is applied by improving light extraction efficiency and a method of manufacturing the same. The light extraction substrate for an OLED includes an oxide or nitride thin film formed on a substrate body. The oxide or nitride thin film includes a base layer formed on the substrate body, a first texture formed on the base layer, the first texture having a plurality of first protrusions which protrude continuously or discontinuously from the base layer, and a second texture having a plurality of second protrusions which protrude continuously or discontinuously from each outer surface of the first protrusions. | 12-12-2013 |
20140026952 | TRANSPARENT CONDUCTIVE OXIDE THIN FILM SUBSTRATE, METHOD OF FABRICATING THE SAME, AND ORGANIC LIGHT-EMITTING DEVICE AND PHOTOVOLTAIC CELL HAVING THE SAME - A transparent conductive oxide thin film substrate that has a high level of surface flatness, a method of fabricating the same, and an OLED and photovoltaic cell having the same. The transparent conductive oxide thin film substrate that includes a base substrate, a first transparent conductive oxide thin film formed on the base substrate, the first transparent conductive oxide thin film being treated with a first dopant, and a second transparent conductive oxide thin film formed on the first transparent conductive oxide thin film. The second transparent conductive oxide thin film is treated with a second dopant at a higher concentration than the first dopant. The surface of the second transparent conductive oxide thin film is flatter than the surface of the first transparent conductive oxide thin film. | 01-30-2014 |
20140042476 | Metal Oxide Thin Film Substrate, Method Of Fabricating The Same, Photovoltaic Cell And OLED Including The Same - A metal oxide thin film substrate which can increase light trapping efficiency and light extraction efficiency, a method of fabricating the same and a photovoltaic cell and organic light-emitting device (OLED) including the same. The metal oxide thin film substrate includes a base substrate, and a metal oxide thin film formed on the base substrate. The metal oxide thin film has voids which are formed inside the metal oxide thin film to scatter light. | 02-13-2014 |
20140099443 | ZINC OXIDE PRECURSOR AND METHOD OF DEPOSITING ZINC OXIDE-BASED THIN FILM USING THE SAME - A zinc oxide (ZnO) precursor and a method of depositing a ZnO-based thin film using the same, with which a high-quality and high-purity ZnO-based thin film can be deposited. The ZnO precursor includes a mixture solvent containing at least two organic solvents which are mixed and a source material comprising diethyl zinc or dimethyl zinc which is diluted in the mixture solvent. | 04-10-2014 |
20140103336 | METAL OXIDE THIN FILM SUBSTRATE FOR OLED AND METHOD OF FABRICATING THE SAME - A metal oxide thin film substrate for an organic light-emitting device (OLED) which exhibits superior light extraction efficiency and can be easily fabricated at low cost and a method of fabricating the same and a method of fabricating the same. The metal oxide thin film substrate for an OLED includes a base substrate and a metal oxide thin film formed on the base substrate, the metal oxide thin film being made of a mixture of at least two metal oxides having different refractive indices. | 04-17-2014 |
20140144770 | METHOD OF FABRICATING ZINC OXIDE THIN FILM - A method of fabricating a zinc oxide (ZnO) thin film in which the surface shape of the ZnO thin film can be controlled during deposition of the ZnO thin film. The method includes depositing the ZnO thin film on a substrate by chemical vapor deposition (CVD). The CVD feeds an etching gas that etches the ZnO thin film concurrently with a source gas and an oxidizer gas, thereby controlling the surface shape of the ZnO thin film that is being deposited. | 05-29-2014 |