Patent application number | Description | Published |
20120309178 | METHOD OF MANUFACTURING FREE-STANDING SUBSTRATE - A method of manufacturing a free-standing substrate includes the steps of growing a first thin film on a heterogeneous substrate, forming an ion implantation layer in the first thin film by implanting ions into the first thin film, dividing the first thin film into an upper thin film and a lower thin film with respect to the ion implantation layer, and growing a second thin film on the upper thin film. The free-standing substrate is manufactured without warping or cracking. No additional processes, such as a laser separation process, for separating the free-standing substrate from the heterogeneous substrate are required. | 12-06-2012 |
20130034951 | METHOD OF MANUFACTURING FREE-STANDING GALLIUM NITRIDE SUBSTRATE - A method of manufacturing a free-standing gallium nitride (GaN) substrate, by which a free-standing GaN substrate can be manufactured without warping or cracks. The method includes the steps of collecting polycrystalline GaN powder that is deposited in a reactor or on a susceptor in a process of growing single crystalline GaN, loading the collected polycrystalline GaN powder into a forming mold, preparing a polycrystalline GaN substrate by sintering the loaded polycrystalline GaN powder, and forming a single crystalline GaN layer by growing single crystalline GaN over the polycrystalline GaN substrate. It is possible to reduce warping and cracks that are caused, due to the difference in the coefficient of thermal expansion, during the growth or cooling of single crystalline GaN in the process of manufacturing the free-standing GaN substrate. | 02-07-2013 |
20130095641 | Method Of Manufacturing Gallium Nitride Film - A method of manufacturing a gallium nitride (GaN) film in which defects in a GaN film that grows can be reduced. The method includes the step of growing a GaN nano-rod on a substrate, the nano-rod having a circumferential groove in an outer periphery thereof, and the step of growing a GaN film on the GaN nano-rod. | 04-18-2013 |
20130328059 | Method Of Manufacturing Gallium Nitride Substrate And Gallium Nitride Substrate Manufactured Thereby - A method of manufacturing a gallium nitride (GaN) substrate and a GaN substrate manufactured thereby. The method includes the steps of growing an aluminum nitride nucleation layer on a base substrate, growing a first gallium nitride film on the base substrate on which the aluminum nitride nucleation layer has been grown, the first gallium nitride film having a first content ratio of nitrogen to gallium, and growing a second gallium nitride film on the first gallium nitride film, the second gallium nitride film having a second content ratio of nitrogen to gallium which is lower than the first content ratio. Self-separation between the base substrate and the GaN substrate is possible during the growth process, thereby precluding mechanical separation, increasing a self-separation area, and minimizing the occurrence of warping. | 12-12-2013 |
20140001484 | Method Of Manufacturing Gallium Nitride Substrate And Gallium Nitride Substrate Manufactured By The Same | 01-02-2014 |
Patent application number | Description | Published |
20090090396 | Method for treating process solution and apparatus for treating substrate - Provided are a method for treating a process solution and an apparatus for treating a substrate using the same. The apparatus includes a treating bath, a circulating line, a bypass line, and a filter. A process solution for a substrate is provided in the treating bath. The circulating line is connected to the treating bath, and the process solution circulates through the circulating line. The bypass line branches from a first position of the circulating line and couples at a second position of the circulating line. The filter is installed in a position of the circulating line between the first position and the second position. | 04-09-2009 |
20090095326 | Apparatus and method for treating substrate - Provided are an apparatus for cleaning a substrate by dipping the substrate in a treating bath filled with a treating solution and a method for cleaning a substrate using the apparatus. A boat provided to each of the treating baths supports the substrate by being in contact with a different point of a substrate during a process. Contact points of the substrate which each of the boats supports are made different at every treating bath, so that contact points of a substrate which are not cleaned in any treating bath can be cleaned in different treating baths. Therefore, an efficiency of a cleaning process is improved. | 04-16-2009 |
20110220286 | SOLUTION SUPPLYING UNIT AND SUBSTRATE TREATING APPARATUS HAVING THE SAME - A solution supplying unit includes a body, a first supplying tube and a second supplying tube. The body includes a chamber having a substantially circular cross-section to receive a solution and an out-flowing part connected to the chamber to flow out the solution. The first supplying tube is disposed at a side of the body, tangentially connected to the chamber, and supplying a first solution into the chamber to rotate the first solution in the chamber. The second supplying tube has an end portion, and supplying a second solution into the chamber to mix the first solution with the second solution. The end portion is formed through the body and is adjacent to a central axis of the body. | 09-15-2011 |
Patent application number | Description | Published |
20130288095 | BATTERY MODULE OF EXCELLENT STRUCTURAL STABILITY - Disclosed herein is a middle or large-sized battery module having secondary batteries or unit modules, each of which has two or more secondary batteries mounted therein, stacked in a state in which the secondary batteries or the unit modules are erected vertically, the battery module including a base plate on which the secondary batteries or the unit modules are stacked in a vertically erected state, a pair of end plates disposed in tight contact with outer sides of the outermost unit modules or the outermost unit modules in a state in which the bottom of each of the end plates is fixed to the base plate, and supporting bars connected between opposite sides of upper parts or side parts of the end plates so as to interconnect and support the end plates, wherein the base plate is provided at opposite sides thereof with a pair of upward protrusions extending in a longitudinal direction of the base plate to prevent the base plate from being deformed due to vertical vibration and to disperse pressure (load), and opposite sides of the bottom of each of the unit modules are disposed at the top of the upward protrusions. | 10-31-2013 |
20140093770 | BATTERY MODULE OF EXCELLENT STRUCTURAL STABILITY - Disclosed herein is a middle or large-sized battery module having secondary batteries or unit modules, each of which has two or more secondary batteries mounted therein, stacked in a state in which the secondary batteries or the unit modules are erected vertically, the battery module including a base plate on which the secondary batteries or the unit modules are stacked in a vertically erected state, a pair of end plates disposed in tight contact with outer sides of the outermost unit modules or the outermost unit modules in a state in which the bottom of each of the end plates is fixed to the base plate, and supporting bars connected between opposite sides of upper parts or side parts of the end plates so as to interconnect and support the end plates, wherein the base plate is provided at opposite sides thereof with a pair of upward protrusions extending in a longitudinal direction of the base plate to prevent the base plate from being deformed due to vertical vibration and to disperse pressure (load), and opposite sides of the bottom of each of the unit modules are disposed at the top of the upward protrusions. | 04-03-2014 |
Patent application number | Description | Published |
20080205781 | Image processing apparatus and method - An image processing apparatus for converting image data between a raster format and a block format including an image data processor for providing the image data including a luminance component and at least one chrominance component in the raster format, at least two FIFO memories for storing corresponding image data components, a multiplexer for multiplexing the image data components from the at least two FIFO memories, a line buffer memory for storing outputs of the multiplexer linearly, and an image compressor for receiving the image data components in block format in sequence from the unified line buffer memory and compressing the received image data components. The image processing apparatus may also include an address generator for generating a common read/write address for the line buffer memory; and an image compressor for receiving image data of a v*h block unit from the line memory and compressing the received image data, where when the image data of v lines are read out from the line memory in a block scan order referring to the common read/write address, next image data of v lines are written into the single line memory with reference to the same common read/write address. | 08-28-2008 |
20110164833 | Image processing apparatus and method - An image processing apparatus is provided. The image processing apparatus for image signal processor (ISP) realization may include a Static Random Access Memory (SRAM) for each function module. A unified SRAM to store at least one line data of an input image for each of a plurality of functions modules within the image processing apparatus is further provided. | 07-07-2011 |
20150026408 | CACHE MEMORY SYSTEM AND METHOD OF OPERATING THE SAME - A cache memory system and a method of operating the cache memory system are provided. The cache memory system includes: an address buffer for receiving address bits including a cache address and a tag address from the outside or externally; a cache memory including a memory array, the cache memory outputting, from a row of the memory array which the cache address designates, a plurality of pieces of tag data and a plurality of pieces of cache data corresponding to the plurality of pieces of tag data; and a register configured to temporarily store a data set including the plurality of pieces of cache data output from the cache memory. | 01-22-2015 |
Patent application number | Description | Published |
20100302192 | KEYPAD APPARATUS, MOBILE DEVICE HAVING THE SAME AND KEYPAD CONTROL METHOD - Disclosed herein are a keypad device, a mobile device having the keypad device, and a method of controlling the keypad device. The keypad device includes a touch panel, a Transparent Organic Light-Emitting Diode (TOLED) panel placed under the touch panel, a control unit electrically connected to the touch panel and the TOLED panel, and configured to detect an electric signal related to a touch point of the touch panel and cause a pixel of the TOLED panel corresponding to the touch point to emit light, and a reflective sheet placed under the TOLED panel, patterned with keypad information, and configured to reflect keypad information corresponding to the light emitting pixel of the TOLED panel, thereby displaying this keypad information. | 12-02-2010 |
20100302193 | DISPLAY APPARATUS, MOBILE DEVICE HAVING THE SAME AND DISPLAY CONTROL METHOD - Disclosed is a display device which obviates the need for a space to mount an additional sub display, so that a product is made slim and compact. The display device includes an LCD panel or e-paper for displaying main information, a TOLED panel formed on the LCD panel or e-paper and displaying sub information, a touch panel formed on the TOLED panel, and a controller electrically connected to the LCD panel or e-paper, the TOLED panel and the touch panel, in which the controller applies driving voltage to the LCD panel or e-paper so that main information is displayed through the LCD panel or e-paper when an electrical signal of the touch panel is sensed, and applies driving voltage to the TOLED panel so that sub information is displayed through the TOLED panel when the LCD panel or e-paper is off. | 12-02-2010 |
20100302194 | DISPLAY APPARATUS - Disclosed herein is a display device. A first display panel displays first information. A second display panel is selectively placed in a superimposed position, in which the second display panel is superimposed on the first display panel, and in a non-superimposed position, in which the second display panel is not superimposed on the first display panel, and displays second information. A first touch panel is disposed on the first display panel. One or more second touch panels are disposed on the second display panel or disposed on the both side surfaces of the second display panel in pairs. A control unit applies driving voltage to at least one of the first and second display panels based on a signal detected from at least one of the first and second touch panels depending on any one of the superimposed position and the non-superimposed position of the first and second display panels. | 12-02-2010 |
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 |
20130129923 | ZINC OXIDE PRECURSOR CONTAINING ALKYL ZINC HALIDE AND METHOD OF DEPOSITING ZINC OXIDE-BASED THIN FILM USING THE SAME - A zinc oxide precursor for use in deposition of a zinc oxide-based thin film contains an alkyl zinc halide having the following formula: R—Zn—X, where R is an alkyl group C | 05-23-2013 |
20130171341 | ZINC OXIDE PRECURSOR AND METHOD OF DEPOSITING ZINC OXIDE-BASED THIN FILM USING THE SAME - A zinc oxide precursor for use in deposition of a zinc oxide-based thin film contains a zincocene having the following formula or a derivative thereof: | 07-04-2013 |
20130213465 | Oxide Thin Film Substrate, Method Of Manufacturing The Same, And Photovoltaic Cell And Organic Light-Emitting Device Including The Same - An oxide thin film substrate which has a high haze value, a method of manufacturing the same, and a photovoltaic cell and organic light-emitting device including the same. The oxide thin film substrate includes a base substrate having a first texture on the surface thereof and a transparent oxide thin film formed on the base substrate. The transparent oxide thin film has a second texture on the surface thereof. | 08-22-2013 |
Patent application number | Description | Published |
20110259630 | Electronic Component-Embedded Printed Circuit Board and Method Of Manufacturing The Same - Disclosed herein is a printed circuit board, including: a substrate including an insulation layer in which a cavity is formed; an electronic component mounted in the cavity of the substrate and having connection terminals; an insulation material layer formed on one side of the substrate to bury the electronic component; a first circuit layer formed on the other side of the substrate and including a connection pattern connecting with the connection terminals of the electronic component; and a second circuit layer formed on the insulation material layer. The printed circuit board is advantageous in that it can prevent the warpage thereof and ensure the reliability of electrical connection between an electronic component and a circuit layer by adjusting the thickness, thermal expansion coefficient and elastic modulus of insulation layer or the insulating material. | 10-27-2011 |
20120073747 | EMBEDDED PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - Disclosed is an embedded printed circuit board, in which electronic devices having different thicknesses can be embedded together, thus achieving highly dense electronic devices, and when electronic devices having considerably different thicknesses are embedded, two electronic devices which are comparatively thinner can be embedded in a perpendicular direction, thus reducing an embedding area and suppressing warping of the printed circuit board, and an insulating member the thickness of which is variably adjusted is interposed between base substrates, so that spaces between the electronic devices are completely filled therewith, thus solving the problem of void defects, resulting in reliable printed circuit boards, and, when a base substrate includes a core made of metal, the printed circuit board can less warp. Also a method of manufacturing the embedded printed circuit board is provided. | 03-29-2012 |
20120075818 | EMBEDDED PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - Disclosed is an embedded printed circuit board, in which electronic devices having different thicknesses can be embedded together, thus achieving highly dense electronic devices, and when electronic devices having considerably different thicknesses are embedded, two electronic devices which are comparatively thinner can be embedded in a perpendicular direction, thus reducing an embedding area and suppressing warping of the printed circuit board, and an insulating member the thickness of which is variably adjusted is interposed between base substrates, so that spaces between the electronic devices are completely filled therewith, thus solving the problem of void defects, resulting in reliable printed circuit boards, and, when a base substrate includes a core made of metal, the printed circuit board can less warp. Also a method of manufacturing the embedded printed circuit board is provided. | 03-29-2012 |
20130008024 | Electronic Component-Embedded Printed Circuit Board and Method Of Manufacturing The Same - Disclosed herein is a printed circuit board, including: a substrate including an insulation layer in which a cavity is formed; an electronic component mounted in the cavity of the substrate and having connection terminals; an insulation material layer formed on one side of the substrate to bury the electronic component; a first circuit layer formed on the other side of the substrate and including a connection pattern connecting with the connection terminals of the electronic component; and a second circuit layer formed on the insulation material layer. The printed circuit board is advantageous in that it can prevent the warpage thereof and ensure the reliability of electrical connection between an electronic component and a circuit layer by adjusting the thickness, thermal expansion coefficient and elastic modulus of insulation layer or the insulating material. | 01-10-2013 |
Patent application number | Description | Published |
20110048586 | DUAL PHASE STEEL SHEET AND METHOD OF MANUFACTURING THE SAME - The present disclosure relates to a dual phase steel sheet and a method of manufacturing the same. The steel sheet comprises C: 0.05˜0.10% wt %, Si: 0.03˜0.50 wt %, Mn: 1.50˜2.00 wt %, P: greater than 0 wt %˜0.03 wt %, S: greater than 0 wt %˜0.003 wt %, Al: 0.03˜0.50 wt %, Cr: 0.1˜0.2 wt %, Mo: 0.1˜0.20 wt %, Nb: 0.02˜0.04 wt %, B: greater than 0 wt %˜0.005 wt %, N: greater than 0 wt %˜0.01 wt %, and the balance of Fe and other unavoidable impurities. To impart excellent formability, bake hardenability, dent resistance, high Ri value and plating characteristics to the steel sheet for exterior and interior panels of automobiles, the steel sheet is processed to have a dual phase structure through cold rolling, annealing, and hot-dip galvanizing. | 03-03-2011 |
20120255654 | DUAL PHASE STEEL SHEET AND METHOD OF MANUFACTURING THE SAME - The present disclosure relates to a dual phase steel sheet and a method of manufacturing the same. The steel sheet comprises C: 0.05˜0.10 % wt %, Si: 0.03˜0.50 wt %, Mn: 1.50˜2.00 wt %, P: greater than 0 wt %˜0.03 wt %, S: greater than 0 wt %˜0.003 wt %, Al: 0.03˜0.50 wt %, Cr:0.1˜0.2 wt %, Mo: 0.1˜0.20 wt %, Nb: 0.02˜0.04 wt %, B: greater than 0 wt %˜0.005 wt %, N: greater than 0 wt %˜0.01 wt %, and the balance of Fe and other unavoidable impurities. To impart excellent formability, bake hardenability, dent resistance, high Ri value and plating characteristics to the steel sheet for exterior and interior panels of automobiles, the steel sheet is processed to have a dual phase structure through cold rolling, annealing, and hot-dip galvanizing. | 10-11-2012 |
Patent application number | Description | Published |
20120167626 | APPARATUS AND METHOD FOR MANUFACTURING PATTERNED TEMPERED GLASS - An apparatus for manufacturing tempered glass. A heating unit heats a glass substrate that is intended to be tempered. A pattern-forming unit forms a pattern on a surface of the glass substrate heated by the heating unit. A dielectric heating unit increases the temperature of the inner portion of the glass substrate, on which the pattern is formed by the pattern-forming unit. A cooling unit cools the glass substrate, the inside temperature of which is increased by the dielectric heating unit. | 07-05-2012 |
20120167630 | APPARATUS AND METHOD FOR MANUFACTURING TEMPERED GLASS - An apparatus for manufacturing tempered glass. A transportation unit transports a glass substrate that is intended to be tempered. An ionizer ionizes alkali oxides in the glass substrate by radiating energy onto the glass substrate. A dielectric heating unit increases the temperature of the inner portion of the glass substrate in which the alkali oxides are ionized by the ionizer. | 07-05-2012 |
20120170040 | APPARATUS FOR MEASURING TRANSMISSIVITY OF PATTERNED GLASS SUBSTRATE - An apparatus for measuring transmissivity of a patterned glass substrate. A beam radiator radiates a laser beam. A collimation lens collimates the laser beam radiated from the laser beam radiator. A beam expander expands a size of the laser beam collimated by the collimation lens. A detector has a light-receiving section, which receives the laser beam that has passed through the patterned glass substrate after having been expanded by the beam expander. A measuring section measures a transmissivity of the patterned glass substrate using the laser beam received by the detector. | 07-05-2012 |
20130188188 | APPARATUS FOR MEASURING TRANSMITTANCE - An apparatus for measuring transmittance which can realize reliability for measurement of the transmittance of a piece of patterned glass by post dispersion of light. The apparatus includes a light source which is disposed in front of an object that is to be measured, and directs light into the object. An integrating sphere is disposed in the rear of the light source and integrating light incident thereinto. The object is mounted on the front portion of the integrating sphere. A light dispersing part is disposed in the rear of the integrating sphere, and disperses light that has been integrated by and then emitted from the integrating sphere. An optical receiver is disposed adjacent to the light dispersing part, and receives light that has been dispersed by the light dispersing part. | 07-25-2013 |
20130233847 | HIGH FREQUENCY HEATING APPARATUS - A high frequency heating apparatus which heats a substrate by applying high frequency waves. The high frequency heating apparatus includes a high frequency generator which generates high frequency to heat the substrate and a reflector which reflects the high frequency generated by the high frequency generator toward the substrate. | 09-12-2013 |
20130247959 | Cover Substrate For Photovoltaic Module And Photovoltaic Module Having The Same - A cover substrate for a photovoltaic module and a photovoltaic module having the same, in which light energy is converted into electrical energy. The cover substrate includes a substrate having a raised array pattern on a surface on which light is incident, and an anti-reflection film formed on the surface on which light is incident. | 09-26-2013 |
Patent application number | Description | Published |
20090135468 | OPTICAL FILM FOR DISPLAY APPARATUS USING ELECTROPHORESIS AND FILTER FOR DISPLAY APPARATUS HAVING THE SAME - An optical film for a display apparatus using electrophoresis includes a transparent base having partition walls dividing the transparent base into cells, an electrophoresis dispersion which fills the cells and contains a dielectric medium and charged pigment particles dispersed throughout the dielectric medium, a front electrode provided in front of the cell, first and second in-plane electrodes provided behind the cell, and a rear electrode provided behind the cell in such a manner that the rear electrode is disposed between the first and second in-plane electrodes. | 05-28-2009 |
20100073794 | OPTICAL FILTER FOR COMPENSATING FOR COLOR SHIFT AND DISPLAY DEVICE HAVING THE SAME - An optical filter for compensating for color shift is provided in front of a display panel of a display device. The optical filter includes a background layer and a green wavelength absorption pattern provided with a predetermined thickness on the background layer. The green wavelength absorption pattern absorbs a green wavelength of light. The green wavelength absorption pattern contains a material that absorbs a green wavelength of light in the range of 510 nm to 560 nm, and can also contain a white light absorbing material. A green's complementary color absorbing part absorbs a wavelength of light complementary to green, and contains at least one of a material absorbing a blue wavelength of light in the range of 440 nm to 480 nm and a material absorbing a red wavelength of light in the range of 600 nm to 650 nm. A first thick-film layer, a first thin-film layer, and a second thick-film layer are stacked over one another in the order named. | 03-25-2010 |
20110116025 | OPTICAL FILTER FOR DISPLAY DEVICE AND DISPLAY DEVICE HAVING THE SAME - An optical filter provided in front of a display panel of a display device includes a background layer and a color shift-reducing pattern formed to a predetermined thickness at the background layer. The color shift-reducing pattern has a plurality of partial areas, and at least two partial areas of the plurality of partial areas have different light absorptivities and/or light diffusivities. The at least two partial areas may contain different amounts of a light-absorbing material that cause the different light-absorptivities and/or different amounts of a light-diffusing material that cause the different light diffusivities. The color shift-reducing pattern may have first and second partial areas, in which only the first partial area may contain the light-absorbing material, and only the second partial area may contain the light-diffusing material. The light-absorbing material may include a green wavelength-absorbing material that absorbs light having green wavelengths from 510 nm to 560 nm. The light-diffusing material may include light-diffusing beads. | 05-19-2011 |
20110128483 | OPTICAL FILM FOR REDUCING COLOR SHIFT AND LCD DEVICE HAVING THE SAME - An optical film for reducing color shift is provided in front of a display panel of an LCD device. The optical film includes a background layer, and a plurality of lens parts, which are spaced apart from each other, engraved or embossed on the background layer. The color of light incident on the optical film from the display panel varies depending on the watching angle and the gray level due to birefringence by a liquid crystal in the display panel. The lens parts diffuse light incident thereon and then to mix the diffused light with light passing between the lens parts. The lens parts have a depth to width ratio of 0.25 or more, a spacing to pitch ratio ranging from 0.5 to 0.95, and a pitch of 45 μm or less. An LCD device may include the optical film. | 06-02-2011 |
20110205632 | OPTICAL FILTER FOR DISPLAY DEVICE AND DISPLAY DEVICE HAVING THE SAME - An optical filter provided in front of a display panel of a display device includes a background layer and a color shift-reducing pattern formed to a predetermined thickness at the background layer. The color shift-reducing pattern includes a plurality of pattern elements spaced apart from each other. At least two pattern elements of the plurality of pattern elements have different light absorptivities and/or light diffusivities. The at least two pattern elements may contain different amounts of a light-absorbing material that cause the different light-absorptivities and/or different amounts of a light-diffusing material that cause the different light diffusivities. The plurality of pattern elements may form a group of first pattern elements and a group of second pattern elements. Only the group of first pattern elements may contain the light-absorbing material, and only the group of second pattern elements may contain the light-diffusing material. The groups of first and second pattern elements may be arranged alternately. | 08-25-2011 |
20110242463 | OPTICAL FILTER FOR REDUCING COLOR SHIFT IN A DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An optical filter for reducing color shift in a display device includes a background layer made of a light-transmitting material and a light-diffusing pattern formed over the background layer to diffuse light. The light-diffusing pattern is a thin film coating applied along the cross section of the background layer in the depth direction thereof. The light-diffusing pattern is a self-assembled thin film in which the light-diffusing particles are self-assembled. A method of manufacturing the optical filter includes forming a concave-convex pattern layer made of a first light-transmitting material and having a concave-convex pattern, and forming the light-diffusing pattern along the sidewall surface of the concave section of the concave-convex pattern. After the light-diffusing pattern is formed, the concave section is filled with a second light-transmitting material, and the light-diffusing particles are removed from the upper surface of the convex section. | 10-06-2011 |
20120176572 | Optical Film For Reducing Color Shift And Liquid Crystal Display Having The Same - An optical film for reducing color shift in an LCD is disposed in front of a liquid crystal panel of the LCD. The optical film includes a background layer, a plurality of engraved lens sections formed in the background layer such that the engraved lens sections are spaced apart from each other, and packed portions, each of the packed portions being disposed inside a respective one of the engraved lens sections. The refractive index of the packed portions is different from that of the background layer. The packed portions are partially packed inside the engraved lens sections. The refractive index of the packed portions is greater than that of the background layer. The background layer and the packed portions are made of transparent polymer resin. | 07-12-2012 |
20120182502 | OPTICAL FILM FOR REDUCING COLOR SHIFT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - An optical film for reducing color shift in an LCD is disposed in front of a liquid crystal panel of the LCD. The optical film includes a background layer, a plurality of engraved lens sections formed in the background layer such that the engraved lens sections are spaced apart from each other, and portions partially packed in the engraved lens sections. The partially packed portions contain a light dispersing material. The partially packed portions are implemented by mixing the light dispersing material into a base material. The refractive index of the light dispersing material is different from that of the base material. | 07-19-2012 |
20120182505 | OPTICAL FILTER FOR REDUCING COLOR SHIFT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - An optical filter for reducing color shift in an LCD is disposed in front of an LCD panel of the LCD. The optical filter includes a color shift-reducing layer and an external light-blocking layer. The color shift-reducing layer includes a background layer and a plurality of engraved or embossed lens sections formed on the background layer such that the lens sections are spaced apart from each other. When light having different colors depending on the viewing angle and the grayscale level, owing to the birefringence characteristics of liquid crystal molecules, is emitted from the LCD panel, the lens sections diffuse the direction in which a portion of the light incident onto the lens sections is emitted, so that the portion of the light is mixed with another portion of the light passing between adjacent lens sections. The external light-blocking layer contains an anisotropic absorber. | 07-19-2012 |
20120182506 | OPTICAL FILM FOR REDUCING COLOR SHIFT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - An optical film for reducing color shift and an LCD having the same. The optical film is disposed in front of a display panel of the LCD. The optical film includes a background layer and a plurality of engraved or embossed lens sections formed in the background layer such that they are spaced apart from each other. When light having different colors depending on a viewing angle and a grayscale level is emitted, a portion of the light incident onto the lens sections is diffused, and is thus mixed with another portion of the light passing between adjacent lens sections. The cross-section of the lens sections includes first, second and third sides. The first and second sides face each other and are connected by the third side. The average curvature of the third side is smaller than that of the first side and than that of the second side. | 07-19-2012 |
20120300159 | Optical Film For Reducing Color Shift And Liquid Crystal Display Having The Same - A liquid crystal display for reducing color shift includes a liquid crystal layer, which is disposed between front and rear polarizer layers, and an optical film for reducing color shift, which is disposed between the liquid crystal layer and the front polarizer layer. The optical film includes a background layer and a plurality of lens sections engraved in the background layer, the lens sections being spaced apart from each other. Light emitted from the liquid crystal layer has different colors depending on the viewing angle and the grayscale level owing to birefringence characteristics of the liquid crystal layer. The optical film diffuses a portion of the light incident onto each of the lens sections so that the portion of the light is mixed with another portion of the light passing between adjacent lens sections. | 11-29-2012 |
20120307191 | Display Device - A display device that can reduce color shift and prevent the quality of an image from degrading due to moiré. The display device includes a display panel and an optical film, which includes a background layer disposed in front of the display panel, and a lens section formed on the background layer. Patterns of the lens section is spaced apart from each other to diffuse incident light. The spacing τ and pitch T of the patterns are determined by the following m value in the following formulae. | 12-06-2012 |
20130299792 | Porous Glass Substrate For Displays And Method Of Manufacturing The Same - A porous glass substrate for displays and a method of manufacturing the same, with which the optical characteristics of a display such as an organic light-emitting device (OLED) can be improved. The porous glass substrate includes a glass substrate and a porous layer formed in at least one portion of one surface of the glass substrate and extending into the glass substrate, the refractive index of the porous layer being smaller than the refractive index of the glass substrate. The porous layer has a plurality of pores which is formed in the glass substrate such that at least one component of the glass substrate except for silicon dioxide (SiO | 11-14-2013 |
Patent application number | Description | Published |
20100073794 | OPTICAL FILTER FOR COMPENSATING FOR COLOR SHIFT AND DISPLAY DEVICE HAVING THE SAME - An optical filter for compensating for color shift is provided in front of a display panel of a display device. The optical filter includes a background layer and a green wavelength absorption pattern provided with a predetermined thickness on the background layer. The green wavelength absorption pattern absorbs a green wavelength of light. The green wavelength absorption pattern contains a material that absorbs a green wavelength of light in the range of 510 nm to 560 nm, and can also contain a white light absorbing material. A green's complementary color absorbing part absorbs a wavelength of light complementary to green, and contains at least one of a material absorbing a blue wavelength of light in the range of 440 nm to 480 nm and a material absorbing a red wavelength of light in the range of 600 nm to 650 nm. A first thick-film layer, a first thin-film layer, and a second thick-film layer are stacked over one another in the order named. | 03-25-2010 |
20110116025 | OPTICAL FILTER FOR DISPLAY DEVICE AND DISPLAY DEVICE HAVING THE SAME - An optical filter provided in front of a display panel of a display device includes a background layer and a color shift-reducing pattern formed to a predetermined thickness at the background layer. The color shift-reducing pattern has a plurality of partial areas, and at least two partial areas of the plurality of partial areas have different light absorptivities and/or light diffusivities. The at least two partial areas may contain different amounts of a light-absorbing material that cause the different light-absorptivities and/or different amounts of a light-diffusing material that cause the different light diffusivities. The color shift-reducing pattern may have first and second partial areas, in which only the first partial area may contain the light-absorbing material, and only the second partial area may contain the light-diffusing material. The light-absorbing material may include a green wavelength-absorbing material that absorbs light having green wavelengths from 510 nm to 560 nm. The light-diffusing material may include light-diffusing beads. | 05-19-2011 |
20110128483 | OPTICAL FILM FOR REDUCING COLOR SHIFT AND LCD DEVICE HAVING THE SAME - An optical film for reducing color shift is provided in front of a display panel of an LCD device. The optical film includes a background layer, and a plurality of lens parts, which are spaced apart from each other, engraved or embossed on the background layer. The color of light incident on the optical film from the display panel varies depending on the watching angle and the gray level due to birefringence by a liquid crystal in the display panel. The lens parts diffuse light incident thereon and then to mix the diffused light with light passing between the lens parts. The lens parts have a depth to width ratio of 0.25 or more, a spacing to pitch ratio ranging from 0.5 to 0.95, and a pitch of 45 μm or less. An LCD device may include the optical film. | 06-02-2011 |
20120146482 | FLAT DISPLAY AND METHOD OF FABRICATING THE SAME - A flat display and a method of fabricating the same, in which the fabrication of the flat display is facilitated by employing a plate-to-plate method. The method of fabricating a flat display panel includes the steps of forming an optical bonding resin layer by applying an optical bonding resin on the underside of a transparent film, attaching a filter to the upper surface of the transparent film, and attaching the optical bonding resin layer to the upper surface of a display panel using a plate-to-plate method. | 06-14-2012 |
20120182502 | OPTICAL FILM FOR REDUCING COLOR SHIFT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - An optical film for reducing color shift in an LCD is disposed in front of a liquid crystal panel of the LCD. The optical film includes a background layer, a plurality of engraved lens sections formed in the background layer such that the engraved lens sections are spaced apart from each other, and portions partially packed in the engraved lens sections. The partially packed portions contain a light dispersing material. The partially packed portions are implemented by mixing the light dispersing material into a base material. The refractive index of the light dispersing material is different from that of the base material. | 07-19-2012 |
20120300159 | Optical Film For Reducing Color Shift And Liquid Crystal Display Having The Same - A liquid crystal display for reducing color shift includes a liquid crystal layer, which is disposed between front and rear polarizer layers, and an optical film for reducing color shift, which is disposed between the liquid crystal layer and the front polarizer layer. The optical film includes a background layer and a plurality of lens sections engraved in the background layer, the lens sections being spaced apart from each other. Light emitted from the liquid crystal layer has different colors depending on the viewing angle and the grayscale level owing to birefringence characteristics of the liquid crystal layer. The optical film diffuses a portion of the light incident onto each of the lens sections so that the portion of the light is mixed with another portion of the light passing between adjacent lens sections. | 11-29-2012 |
20120300160 | OPTICAL FILTER FOR REDUCING COLOR SHIFT AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - An optical filter for reducing color shift is disposed in front of a display panel of an LCD. The optical filter includes a color shift-reducing layer, which includes a background layer and a plurality of engraved or raised lens sections formed on the background layer such that the lens sections are spaced apart from each other, and an external light-blocking layer. light emitted from the display panel has different colors depending on the viewing angle and the grayscale level, owing to the birefringence characteristics of liquid crystal molecules. The lens sections diffuse a portion of the light incident onto the lens sections, so that the portion of the light is mixed with another portion of the light passing between adjacent lens sections. The external light-blocking layer contains a light-absorbing material, which is a black material that absorbs all wavelengths of visible light. | 11-29-2012 |
20140048782 | SPUTTERING TARGET AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING BLACK MATRIX DEPOSITED THEREBY - A sputtering target and an organic light-emitting display device including a black matrix deposited thereby. The sputtering target is used in a sputtering process for depositing a black matrix in an organic light-emitting display device. The sputtering target has a cermet structure in which a metal and a metal oxide are mixed. | 02-20-2014 |
20140048783 | SPUTTERING TARGET AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING BLACK MATRIX DEPOSITED THEREBY - A sputtering target that can form a black matrix having high-resistance and low-reflection characteristics and an organic light-emitting display device including the black matrix deposited thereby. The sputtering target that is used in a sputtering process for depositing a black matrix contains one selected from the group consisting of Mo—Si—O, W—Si—O and Mo—W—Si—O, the content of the Mo or W being at least 0.5 times the content of the Si. | 02-20-2014 |
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 |
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 |
20130129923 | ZINC OXIDE PRECURSOR CONTAINING ALKYL ZINC HALIDE AND METHOD OF DEPOSITING ZINC OXIDE-BASED THIN FILM USING THE SAME - A zinc oxide precursor for use in deposition of a zinc oxide-based thin film contains an alkyl zinc halide having the following formula: R—Zn—X, where R is an alkyl group C | 05-23-2013 |
20130171341 | ZINC OXIDE PRECURSOR AND METHOD OF DEPOSITING ZINC OXIDE-BASED THIN FILM USING THE SAME - A zinc oxide precursor for use in deposition of a zinc oxide-based thin film contains a zincocene having the following formula or a derivative thereof: | 07-04-2013 |
20130213465 | Oxide Thin Film Substrate, Method Of Manufacturing The Same, And Photovoltaic Cell And Organic Light-Emitting Device Including The Same - An oxide thin film substrate which has a high haze value, a method of manufacturing the same, and a photovoltaic cell and organic light-emitting device including the same. The oxide thin film substrate includes a base substrate having a first texture on the surface thereof and a transparent oxide thin film formed on the base substrate. The transparent oxide thin film has a second texture on the surface thereof. | 08-22-2013 |
Patent application number | Description | Published |
20130118407 | SUBSTRATE SUSCEPTOR AND DEPOSITION APPARATUS HAVING SAME - The present disclosure relates to a deposition apparatus used to manufacture a semiconductor device including a process chamber; a substrate susceptor installed in the process chamber and including a plurality of concentrically arranged stages on which substrates are positioned; a plurality of members for supplying reaction gas; a member for supplying purge gas; a spray member including a plurality of baffles for independently spraying reaction gas and purge gas, supplied from the plurality of members supplying reaction gas and the member supplying purge gas, on the entirety of the treating surfaces of the substrate, in positions corresponding respectively to the substrates positioned on the stages; and a driving unit for rotating the substrate susceptor or the spray member in order for the baffles of the spray member to sequentially revolve each of the plurality of substrates positioned on the stages. | 05-16-2013 |
20150059978 | CLUSTER APPARATUS FOR TREATING SUBSTRATE - Provide an apparatus for selective epitaxial growth. The apparatus for selective epitaxial growth, the apparatus comprising, a process tube comprising an inner tube in which a substrate stack unit for receiving a plurality of substrates is accommodated and an outer tube surrounding the inner tube, a heater assembly disposed to surround the process tube and a side nozzle unit vertically disposed inside the process tube, wherein the side nozzle unit comprises first and second side nozzles for respectively spraying an etching gas and a depo gas for the selective epitaxial growth. | 03-05-2015 |
20150083821 | NOZZLE UNIT AND SUBSTRATE-PROCESSING SYSTEM INCLUDING THE NOZZLE UNIT - A substrate treating equipment includes a process tube receiving a boat in which a plurality of substrates are loaded, a heater assembly installed to surround the process tube, a nozzle unit supplying a process gas for forming a thin film on surfaces of the substrates into the process tube. The nozzle unit includes a heating reflecting member blocking and reflecting thermal energy provided from the heater assembly. | 03-26-2015 |