Cho, Chungcheongnam-Do
Bong Hyun Cho, Chungcheongnam-Do KR
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20160057858 | TOUCH PANEL, PREPARING METHOD THEREOF, AND AG-PD-ND ALLOY FOR TOUCH PANEL - Provided is a touch panel comprising: a transparent substrate, a transparent conductive material disposed on the 5 substrate, and a Ag—Pd—Nd alloy layer disposed on the transparent conductive material. Provided are also a preparation method of the touch panel and a display comprising the touch panel. Provided are also a Ag—Pd—Nd alloy for touch panel, comprising: 97.9 to 99.2 weight % of Ag, 0.7 to 1.8 weight % of Pd, and 0.1 to 0.3 weight % of Nd, based on 100 weight % of the alloy. | 02-25-2016 |
Bong-Su Cho, Chungcheongnam-Do KR
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20090028671 | IN-LINE SYSTEM AND METHOD FOR MANUFACTURING A SEMICONDUCTOR PACKAGE - An in-line system for manufacturing a semiconductor package according to principles of the present invention can prevent wafer warpage due to a back-lap process and die defects due to sticking of the die. In one embodiment, the in-line system adheres a semiconductor chip to a substrate by coating a liquid adhesive agent on a rear surface of the wafer. The processes of the in-line system are preferably performed in series. More particularly, the in-line system for manufacturing a semiconductor package can include a loading unit for loading a wafer into the system. A back-lap unit can include a grinder configured to back-grind a rear surface of the wafer received from the loading unit. A cleansing unit preferably comprises an air pressure plasma generating unit for cleansing the wafer using air pressure plasma. A coating unit can be configured to form an adhesive layer on a rear surface of the cleansed wafer by using a nozzle to coat a liquid adhesive agent onto the wafer. In the coating unit, the wafer can be rotated or not rotated depending on the desired characteristics of the adhesive layer. An attaching unit is preferably provided to attach a dicing tape on the adhesive layer formed. And an unloading unit unloads the wafer from the system. A transporting unit can be configured to transport the wafer sequentially between the loading unit, the back-lap unit, the cleansing unit, the coating unit, the attaching unit, and the unloading unit. One or more wafer chucks can be mounted to the wafer as the wafer is transported through the manufacturing processes. | 01-29-2009 |
Byoung-Gu Cho, Chungcheongnam-Do KR
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20090025706 | POUCH PACK CONTROLLING TEMPERATURE - Disclosed is a temperature control pouch pack including: a first pack which is filled with a predetermined reaction fluid and a reaction material that react with each other to cause a certain reaction while isolating one of the reaction fluid and the reaction material from the other one; and a second pack which is disposed to exchange heat with the first pack and accommodates an article of which temperature is in need of control. | 01-29-2009 |
Chi-O Cho, Chungcheongnam-Do KR
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20100290246 | LIGHT-EMITTING MODULE AND DISPLAY DEVICE HAVING THE SAME - A light-emitting module includes a light guide plate and a light source unit in accordance with an embodiment. The light guide plate include an upper surface, a lower surface facing the upper surface, a plurality of side surfaces connecting the upper surface and the lower surface, and a cross-sectional surface connected to at least one of the side surfaces. The light source unit includes a substrate disposed in correspondence with the cross-sectional surface and a point light source mounted on the substrate to emit light to the cross-sectional surface. Thus, light-emitting efficiency may be enhanced and the arrangement of point light sources may be optimized, so that a required amount of emitted light may be obtained using a small number of the point light sources. In addition, uniformity of luminance and heat-radiating efficiency may also be enhanced. | 11-18-2010 |
Choong-Ho Cho, Chungcheongnam-Do KR
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20080267140 | Wireless Internet Terminal and Packet Transmission Method for Improving Quality of Service - Disclosed are a terminal of an OFDMA-TDMA wireless Internet system capable of reducing transmission delay time a packet transmission method. A MAC layer of the terminal is divided into a MAC software part and a MAC hardware part to control priorities of data packets at a high level and low level. The high level priority controller carries out various fine control operations according to a QoS policy and the low level priority controller performs mechanical control operations based on a predetermined simple fixed priority policy. | 10-30-2008 |
Eunyoung Cho, Chungcheongnam-Do KR
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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 |
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 |
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 |
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 |
Eun Young Cho, Chungcheongnam-Do KR
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20090116249 | External Light Blocking Film For Display Device, Method Of Fabricating The Same And Filter Having The Same - An external light blocking film includes a base of transparent resin and an external light blocking pattern having a plurality of external light blocking parts. The external light blocking part is formed by filling a groove with a light absorption material. One end of the external light blocking part is exposed on a surface of the base, and the other end of the external light blocking part is buried in the base. The one end has a shape of a stripe and the other end has a shape of a zigzag curve when viewed from the front. Furthermore, a method of fabricating an external light blocking film and a filter for a display device having an external light blocking film are provided. The external light blocking film has an excellent ability to absorb external light. A complicated pattern of the external light blocking film can be easily formed without additional machining processes, whereby the fabrication time and cost can be saved. | 05-07-2009 |
20100053761 | HYBRID OPTICAL FILM, DISPLAY DEVICE HAVING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A hybrid optical film, a display device having the same, and a method of manufacturing the same are provided. The hybrid optical film is provided in front of a display module of a display device to serve as a display filter. The hybrid optical film is in the form of a single-film. The hybrid optical film includes a film substrate; a first optical pattern directly formed on one side of the film substrate; and a second optical pattern directly formed on the other side of the film substrate. The hybrid optical film can reduce manufacturing costs due to a simplified structure and improve productivity due to a simplified manufacturing process. | 03-04-2010 |
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 |
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 |
20140175404 | OPTICAL FILMS FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUSES EMPLOYING THE SAME - Optical films, and organic light-emitting display apparatuses employing the same, include a high refractive index pattern layer including a first surface and a second surface facing each other, wherein the first surface includes a pattern having a plurality of grooves. The plurality of grooves each have a curved surface and a depth greater than a width thereof. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. The optical films, and the organic light-emitting display apparatuses, further include a low refractive index pattern layer formed of a material having a refractive index smaller than the refractive index of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling the plurality of grooves. | 06-26-2014 |
20140254147 | Organic Light Emitting Display Having Improved Color Shift And Visibility - An optical filter which minimizes color shift, increases brightness and improves visibility and an organic light-emitting display having the same. The optical filter includes a micro pattern film disposed on an organic light-emitting panel. The micro pattern film includes a base material and a micro pattern engraved from the surface of the base material that adjoins the organic light-emitting panel. The micro pattern has a plurality of engraved shapes with a non-circular cross-section which has a depth greater than a width. | 09-11-2014 |
20140346469 | OPTICAL FILMS FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUSES EMPLOYING THE SAME - Optical films for reducing color shift, and organic light-emitting display apparatuses, employing the same include a first lens pattern layer including a plurality of first grooves, and a second lens pattern layer on the first lens pattern layer having the plurality of first grooves. The second lens pattern layer has a plurality of second grooves crossing the plurality of first grooves. The plurality of first and second grooves are each shaped in the form of a stripe. | 11-27-2014 |
20140353618 | OPTICAL FILMS FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUSES EMPLOYING THE SAME - Optical films, and organic-light-emitting display apparatuses, include a high refractive index pattern layer including a first surface and a second surface facing each other. The first surface includes a pattern having grooves. The grooves each have a curved surface and a depth greater than a width. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. Further included is a low refractive index pattern layer formed of a material having a refractive index smaller than that of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling grooves. A tilt angle, θ, of each groove satisfies the following condition, 15°≦θ≦75°. | 12-04-2014 |
20140353626 | OPTICAL FILMS FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY DEVICES EMPLOYING THE SAME - Optical films, and organic light-emitting display devices employing the same, include a high refractive index pattern layer including a lens pattern region and a non-pattern region alternately formed, wherein the lens pattern region includes a plurality of grooves each having a depth larger than a width thereof, and the non-pattern region has no pattern; and a low refractive index pattern layer formed of a material having a refractive index smaller than a refractive index of the high refractive index pattern layer, wherein the low refractive index pattern includes a plurality of filling portions filling the plurality of grooves. | 12-04-2014 |
20150323707 | OPTICAL FILM FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE EMPLOYING THE SAME - Optical films, and organic light-emitting display devices employing the same, include a high refractive index pattern layer including a lens pattern region and a non-pattern region alternately formed, wherein the lens pattern region includes a plurality of grooves each having a depth larger than a width thereof, and the non-pattern region has no pattern; and a low refractive index pattern layer formed of a material having a refractive index smaller than a refractive index of the high refractive index pattern layer, wherein the low refractive index pattern includes a plurality of filling portions filling the plurality of grooves. | 11-12-2015 |
20160077248 | OPTICAL FILMS FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUSES EMPLOYING THE SAME - Optical films, and organic light-emitting display apparatuses employing the same, include a high refractive index pattern layer including a first surface and a second surface facing each other, wherein the first surface includes a pattern having a plurality of grooves. The plurality of grooves each have a curved surface and a depth greater than a width thereof. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. The optical films, and the organic light-emitting display apparatuses, further include a low refractive index pattern layer formed of a material having a refractive index smaller than the refractive index of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling the plurality of grooves. | 03-17-2016 |
20160077249 | OPTICAL FILMS FOR REDUCING COLOR SHIFT AND ORGANIC LIGHT-EMITTING DISPLAY APPARATUSES EMPLOYING THE SAME - Optical films, and organic-light-emitting display apparatuses, include a high refractive index pattern layer including a first surface and a second surface facing each other. The first surface includes a pattern having grooves. The grooves each have a curved surface and a depth greater than a width. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. Further included is a low refractive index pattern layer formed of a material having a refractive index smaller than that of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling grooves. A tilt angle, θ, of each groove satisfies the following condition, 15°≦θ≦75°. | 03-17-2016 |
Geum Won Cho, Chungcheongnam-Do KR
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20130319277 | Blasting Method Using a Control Device for Inducing a Blast Pressure, and Control Device for Inducing the Blast Pressure to Apply the Method - The present invention relates to a blasting method using a control device for inducing a blast pressure, and a control device for inducing the blast pressure to apply the method. According to the blasting method using the control device for inducing the blast pressure, when a blasting operation is performed at the outermost hole of a tunnel or a wayside or wall surface of a structure constructed at a location in which an adjacent structure of a downtown area is located, a transfer path of the blast pressure is controlled using the control device for inducing the blast pressure so that the blast pressure does not exceed a proposed blast line, but is limitedly transferred into only a blasting area. Thus, a smooth and elegant blasted surface may be secured, and simultaneously, an over-break may be prevented and vibration and noises may be minimized. According to the present invention, since a general inexpensive explosive is loaded into a blasting prevention cover and easily utilized, the general inexpensive explosive may be replaced with an existing expensive precision explosive to significantly reduce blasting costs and improve blasting efficiency, thereby having a large economic impact and useful effects. | 12-05-2013 |
Gyu-Hyeong Cho, Chungcheongnam-Do KR
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20080238327 | AMOLED DRIVE CIRCUIT USING TRANSIENT CURRENT FEEDBACK AND ACTIVE MATRIX DRIVING METHOD USING THE SAME - Disclosed herein is an Active Matrix Organic Light-Emitting-Diode (AMOLED) drive circuit using transient current feedback. The AMOLED drive circuit includes a current Digital-to-Analog Converter (DAC), a data line drive transistor, a constant current source, a variable current source, a differential amplifier, and a transient charging current control unit. The DAC generates current corresponding to input digital data. The data line drive transistor is configured such that the drain terminal thereof is connected to the output node of the current DAC. The constant current source is connected between the source terminal of the data line drive transistor and a ground. The variable current source is connected between both the output node of the current DAC and the drain terminal of the drive transistor, and a voltage source. The differential amplifier is configured to input the output voltage thereof to the gate terminal of the drive transistor. The transient charging current control unit is configured to increase or decrease the bias current of the variable current source depending on variation in the voltage of the output node of the current DAC. | 10-02-2008 |
Haein Cho, Chungcheongnam-Do KR
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20140162127 | CATHODE ACTIVE MATERIAL, METHOD FOR PREPARING THE SAME, AND LITHIUM SECONDARY BATTERIES INCLUDING THE SAME - The present invention relates to a cathode active material for a lithium secondary battery, a method for preparing the same, and a lithium secondary battery including the same, and provides a cathode active material including: a lithium manganese-excess layered structure composite oxide represented by Formula Li[Li | 06-12-2014 |
Hae In Cho, Chungcheongnam-Do KR
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20120282528 | METHOD FOR PREPARING POSITIVE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, POSITIVE ACTIVE MATERIAL PREPARED THEREBY, AND LITHIUM ION SECONDARY BATTERY INCLUDING THE SAME - A method for preparing a positive active material for a lithium ion secondary battery, the method including obtaining a mixture by mixing a lithium containing compound and metal oxide, distributing powder of a lithium containing compound into a furnace, and heat treating the mixture in the furnace, wherein a thermal decomposition temperature of the lithium containing compound power distributed into the furnace is lower than that of the lithium containing compound mixed with the metal oxide. | 11-08-2012 |
20120288767 | METHOD FOR PREPARING LITHIUM MANGANESE OXIDE POSITIVE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, POSITIVE ACTIVE MATERIAL PREPARED THEREBY, AND LITHIUM ION SECONDARY BATTERY INCLUDING THE SAME - A method for preparing a lithium manganese oxide positive active material for a lithium ion secondary battery, which has spherical spinel-type lithium manganese oxide particles having two or more different types of sizes, the method including uniformly mixing manganese oxide having two or more different types of sizes with a lithium containing compound, and heat treating the resultant mixture to obtain lithium manganese oxide. | 11-15-2012 |
Hang Sup Cho, Chungcheongnam-Do KR
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20100119723 | APPARATUS AND METHOD FOR COATING POLYIMIDE LAYER - An apparatus for coating a polyimide layer includes a print table for receiving a substrate thereon, an inkjet head positioned over the print table and having a jetting surface with a plurality of nozzles for jetting polyimide liquid onto the substrate, and a polyimide liquid supply tank for supplying polyimide liquid, and a wiper movable from one side of the jetting surface to an other side of the jetting surface while the wiper contacts the jetting surface of the inkjet head. | 05-13-2010 |
Hee-Suck Cho, Chungcheongnam-Do KR
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20120274883 | LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A method for manufacturing a liquid crystal display device including first, second, and third pixels for displaying different colors comprises the steps of: forming a first electrode on a substrate; forming a liquid crystal layer including a cholesteric liquid crystal as a mixed material of a non-polymeric liquid crystal compound and a photosensitive chiral additive; irradiating a different intensity of light on the liquid crystal layer positioned on the first pixel, the liquid crystal layer positioned on the second pixel, and the liquid crystal layer positioned on the third pixel; and forming a second electrode facing the first electrode. | 11-01-2012 |
Hyun Ho Cho, Chungcheongnam-Do KR
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20090109589 | HIGH SPEED AUTOMATIC CIRCUIT BREAKER FOR PROTECTION - Disclosed is a high speed automatic circuit breaker in which a Rogowski coil is integrated with a voltage sensor, a microprocessor processes voltage and current signals through an electronic transformer to reduce a size and costs, and an algorithm of counting, charging, and trip is realized for coordination with reclosers of a power substation and a line. The circuit breaker includes a main body to receive an electric power when fixed and moving contacts contacting each other, to operate the moving contact using an trip coil according to a trip control signal to trip, and to input the electric power according to an closing control signal, and a control unit to monitor current of a lead-in line and voltage to generate a control signal of controlling the main body. Thus, costs and installing space can be reduced and a customer fault is fundamentally prevented from being propagated to the line. | 04-30-2009 |
Hyun Jun Cho, Chungcheongnam-Do KR
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20140251533 | SUBSTRATE PEELING DEVICE, METHOD FOR PEELING SUBSTRATE, AND METHOD FOR FABRICATING FLEXIBLE DISPLAY DEVICE - A method for fabricating a display device is provided. A laser having a power density is provided to a substrate coupling body. The substrate coupling body includes a first substrate and a second substrate coupled to the first substrate. The second substrate is separated from the first substrate. An optical property of the first substrate separated from the second substrate is measured. The power density of the laser is adjusted based on the optical property of the first substrate. | 09-11-2014 |
Jeung-Yeun Cho, Chungcheongnam-Do KR
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20130098815 | SEWAGE TREATMENT APPARATUS - The present invention relates to a sewage treatment apparatus, more specifically to a sewage treatment apparatus which does not only supply high quality treated water with uniform diffusion of microorganism mixed liquor suspended solids (MLSS) and organic matters during hydraulic retention time (HRT), but also provides the target quality of treated water by adaptively treating changes in the quality of inflow water and properly removing nitrogen and phosphorus without the need for internal recycling. | 04-25-2013 |
Johann Cho, Chungcheongnam-Do KR
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20130320336 | Oxide Semiconductor Sputtering Target, Method Of Manufacturing Thin-Film Transistors Using The Same, And Thin Film Transistor Manufactured Using The Same - An oxide semiconductor sputtering target which is used for depositing a thin film having high electron mobility and high operational reliability, a method of manufacturing thin-film transistors (TFTs) using the same, and a TFT manufactured using the same. The oxide semiconductor sputtering target is used in a sputtering process for depositing an active layer on a TFT. The oxide semiconductor sputtering target is made of a material based on a composition including indium (In), tin (Sn), gallium (Ga) and oxygen (O). The method includes the step of depositing an active layer using the above-described oxide semiconductor sputtering target. The thin-film transistor may be used in a display device, such as a liquid crystal display (LCD) or an organic light-emitting display (OLED). | 12-05-2013 |
Jong Eun Cho, Chungcheongnam-Do KR
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20130319277 | Blasting Method Using a Control Device for Inducing a Blast Pressure, and Control Device for Inducing the Blast Pressure to Apply the Method - The present invention relates to a blasting method using a control device for inducing a blast pressure, and a control device for inducing the blast pressure to apply the method. According to the blasting method using the control device for inducing the blast pressure, when a blasting operation is performed at the outermost hole of a tunnel or a wayside or wall surface of a structure constructed at a location in which an adjacent structure of a downtown area is located, a transfer path of the blast pressure is controlled using the control device for inducing the blast pressure so that the blast pressure does not exceed a proposed blast line, but is limitedly transferred into only a blasting area. Thus, a smooth and elegant blasted surface may be secured, and simultaneously, an over-break may be prevented and vibration and noises may be minimized. According to the present invention, since a general inexpensive explosive is loaded into a blasting prevention cover and easily utilized, the general inexpensive explosive may be replaced with an existing expensive precision explosive to significantly reduce blasting costs and improve blasting efficiency, thereby having a large economic impact and useful effects. | 12-05-2013 |
Joo-Woan Cho, Chungcheongnam-Do KR
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20110044071 | Display Device - A display device includes a light source assembly, a light guide plate (LGP), a lower receiving container, a reinforcing member, a display panel and an upper receiving container. The lower receiving container includes a first coupling portion formed on the first bottom surface. The reinforcing member includes a pressing down part structured to pressing down on an upper surface adjacent to a corner portion of the LGP and a fixing part integrally extending from an end portion of the pressing down part in parallel with a first sidewall of the lower receiving container to have a second coupling portion being coupled with the first coupling portion. The reinforcing member covers the light source assembly. The display panel is disposed on the LGP and the reinforcing member. The upper receiving container includes a third coupling portion coupled to the first coupling portion and the second coupling portion through a coupling member. | 02-24-2011 |
20110128756 | BACKLIGHT ASSEMBLY - A backlight assembly includes a plurality of point light sources, a light guide plate (“LGP”) and a printed circuit board (“PCB”). The LGP has a light incident face in which light is incident, a side surface extending from an edge portion of the light incident face, and a fixing groove which is formed from the side surface toward an inner portion thereof. The PCB includes a point light source disposing portion in which the point light sources are disposed along a first direction, an extending portion extending from the point light disposing portion along a second direction substantially perpendicular to the first direction, and a protrusion which is fixed at an end portion of the extending portion. The protrusion of the PCB is coupled with the fixing groove of the LGP. | 06-02-2011 |
Jung-Chan Cho, Chungcheongnam-Do KR
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20080315402 | PRINTED CIRCUIT BOARD, MEMORY MODULE HAVING THE SAME AND FABRICATION METHOD THEREOF - A printed circuit board, a memory module having the same, and a fabrication method thereof. The printed circuit board includes an interconnection substrate on which electronic components are mounted and in which a plurality of signal lines are arranged. The signal lines are electrically coupled to the electronic components. A heat sink is disposed on one surface of the interconnection substrate to dissipate heat of the electronic components, and in which no signal lines are arranged. The printed circuit board includes a bending substrate coupling the interconnection substrate to the heat sink, and formed of a flexible material configured to be bent. | 12-25-2008 |
Jung Hwan Cho, Chungcheongnam-Do KR
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20110163314 | NITROGEN-OXIDE GAS SENSOR WITH LONG SIGNAL STABILITY - The present invention provides a nitrogen-oxide gas sensor that is able to measure nitric oxide and nitrogen dioxide at the same time and ensure measurement accuracy and long stability. For these purposes, the nitrogen-oxide gas sensor includes: an oxide ion conductive solid electrolyte; a primary film that contacts the solid electrolyte and is made of a p-type semi-conductor metal oxide; a secondary film that contacts the solid electrolyte and is made of a p-type semiconductor metal oxide; an n-type semiconductor metal oxide that is included in at least one of the primary and secondary films; a power source that applies electric power to the primary and secondary films by electrically connecting a primary node to the primary film and a secondary node to the secondary film; and a measurement unit that measures the electric potential difference between the primary and secondary nodes. | 07-07-2011 |
20110168556 | NITROGEN-OXIDE GAS SENSOR - The present invention provides a nitrogen-oxide gas sensor that is able to measure nitric oxide and nitrogen dioxide at the same time and ensure measurement accuracy and long stability. The present invention relates to the nitrogen-oxide gas sensor that includes: an oxide ion conductive solid electrolyte; a primary film made of a metal oxide which contacts the solid electrolyte; a secondary film made of a metal oxide that contacts with the solid electrolyte and is separated from the first film; a power source that applies electric power to the primary and secondary films by electrically connecting a primary node to the primary film and a secondary node to the secondary film; a tertiary film made of a metal oxide that contacts the solid electrolyte, wherein the tertiary film and the primary film are connected to the power source in parallel; and a measurement unit that measures the electric potential difference between the primary and secondary nodes. | 07-14-2011 |
20110168557 | NITROGEN-OXIDE GAS SENSOR - A nitrogen-oxide gas sensor that is able to measure a nitric oxide and a nitrogen dioxide at the same time, and ensure sensing accuracy and stability over a long period of time. | 07-14-2011 |
Jung-Young Cho, Chungcheongnam-Do KR
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20140137916 | THERMOELECTRIC MATERIAL, THERMOELECTRIC ELEMENT AND MODULE INCLUDING THE SAME, AND METHOD OF PREPARING THE THERMOELECTRIC MATERIAL - A thermoelectric material including a 3-dimensional nanostructure, wherein the 3-dimensional nanostructure includes a 2-dimensional nanostructure connected to a 1-dimensional nanostructure. | 05-22-2014 |
20140174494 | THERMOELECTRIC MATERIAL, THERMOELECTRIC ELEMENT AND APPARATUS INCLUDING THE SAME, AND PREPARATION METHOD THEREOF - A thermoelectric material including a compound represented by Formula 1: | 06-26-2014 |
20140352748 | THERMOELECTRIC MATERIAL, THERMOELECTRIC ELEMENT, AND MODULE INCLUDING THE SAME, AND PREPARATION METHOD THEREOF - A thermoelectric material including: a two dimensional nanostructure having a core and a shell on the core. Also, a thermoelectric element and a thermoelectric apparatus including the thermoelectric material, and a method of preparing the thermoelectric material. | 12-04-2014 |
Kyoung Mi Cho, Chungcheongnam-Do KR
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20100160238 | TGFP-CAP Peptide and its Uses - The present invention relates to a GFP-CAP peptide having an amino acid sequence derived from TGF-β1 (transforming growth factor-β1) and a cell adhesion sequence, wherein the amino acid sequence derived from TGF-β1 consists of the amino acid sequence of SEQ ID NO:1 and the TGFP-CAP peptide is represented by the following formula I: Ile-Trp-Ser-Leu-Asp-Thr-Gln-Tyr-Cell adhesion sequence (I). The TGFP-CAP peptide of the present invention exhibits excellent anti-angiogenic activity. In addition, the TGFP-CAP peptide of the present invention prevents effectively melanin generation in skin to have skin whitening effects. The present peptide shows much higher stability and permeability to skin than natural-occurring TGF-β1. Such plausible activities and safety of the present peptide enable advantageously to application to drugs, quasi-drugs and cosmetics. | 06-24-2010 |
20110312884 | Noggin-Derived Peptide and Use Thereof - Disclosed are a noggin-derived peptide and a composition containing the same for promoting hair growth, improving skin conditions, providing anti-inflammatory function, or preventing or treating bone diseases. The disclosed noggin-derived peptide performs a function identical or similar to that of natural human noggin and is superior in stability and skin permeability as compared thereto. The composition containing the peptide of the present disclosure as an active ingredient exhibits remarkably superior effects in treating, preventing or improving growth factor-related symptoms, e.g. hair loss, skin conditions or cut, or treating, preventing or improving growth factor overexpression-related symptoms. Therefore, the superior activity and stability of the peptide of the present disclosure are greatly advantageous in application to medicine, quasi-drugs and cosmetics. | 12-22-2011 |
Seo-Yeong Cho, Chungcheongnam-Do KR
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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 |
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 |
20130233848 | HIGH FREQUENCY HEATING APPARATUS - A high frequency heating apparatus which heats a substrate by applying high frequency waves thereto. The high frequency heating apparatus includes a high frequency generator which generates high frequency to heat the substrate. The distance from the substrate to the high frequency generator is n/2*λ, where n is a natural number ranging from 1 to 6, and λ is the wavelength of the high frequency that is generated by the high frequency generator. | 09-12-2013 |
20140116090 | APPARATUS FOR CHEMICALLY TOUGHENING GLASS AND METHOD OF CHEMICALLY TOUGHENING GLASS USING THE SAME - An apparatus for chemically toughening glass which can toughen the surface of the glass by inducing compressive stress on the glass surface through ion exchange and a method of chemically toughening glass using the same. The apparatus includes a chemical toughening bath which chemically toughens the glass; a transportation part which transports the glass from upstream of the chemical toughening bath through the chemical toughening bath to downstream of the chemical toughening bath; and a microwave generator disposed above the chemical toughening bath, the microwave generator radiating microwaves to the glass. | 05-01-2014 |
Se-Rae Cho, Chungcheongnam-Do KR
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20090140761 | METHOD OF TESTING SEMICONDUCTOR DEVICE - A method of testing a semiconductor device, which can reduce a period of time for testing a packaged semiconductor chip. First, semiconductor chips to be tested are classified in a lot unit. The semiconductor chips are fist tested in units of lots. The defective semiconductor chips among the semiconductor chips of a predetermined number of lots that are first time tested are collectively retested. First test data regarding the semiconductor chips may be classified and stored for each respective lot. Retest data regarding the semiconductor chips may be classified and stored for each respective lot. Test data regarding the semiconductor chips may be classified and stored into first test data and retest data for each respective lot. | 06-04-2009 |
Seung-Duk Cho, Chungcheongnam-Do KR
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20080318167 | Copolymer and composition for organic and antireflective layer - The present invention provides an organic anti-reflection coating composition comprising a copolymer represented by the following Formula 1, a light absorbent, a thermal acid generating agent, and a curing agent: | 12-25-2008 |
20120203030 | PHOTOACID GENERATOR, METHOD FOR PRODUCING THE SAME, AND RESIST COMPOSITION COMPRISING THE SAME - A photoacid generator represented by the following formula (1), a method for producing the photoacid generator, and a resist composition containing the photoacid generator are provided. | 08-09-2012 |
20130035503 | SULFONIUM COMPOUND, PHOTOACID GENERATOR, AND RESIST COMPOSITION - A sulfonium compound represented by the following formula (1), a photoacid generator containing the sulfonium compound, and a resist composition containing the photoacid generator are provided: | 02-07-2013 |
Sin Kil Cho, Chungcheongnam-Do KR
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20130116523 | HOLLOW MICRONEEDLE HAVING A VARIABLE APPEARANCE - The present invention relates to a method for fabricating a hollow microneedle having a variable appearance. The method makes it possible to vary the length of the microneedle, the outer and inner diameters of the upper and lower parts thereof, the aspect ratio, the sharpness, and the structural bending rate thereof, in accordance with the purposes of the same. Accordingly, the appearance of the hollow microneedles according to the present invention can be varied with flexibility according to various purposes, such as the transferring of medication and the taking of a blood sample, and to various factors, such as the target part for the medication transfer, the depth of the medication transfer, and the amount and viscosity of the medication. Thus, the microneedle can be used as a multi-purpose device for transferring medication. | 05-09-2013 |
Sung-Back Cho, Chungcheongnam-Do KR
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20110020689 | BATTERY SYSTEM HAVING BATTERY MODULE, THERMAL SWITCH, HEATING SOURCE AND PIN STRUCTURE - A battery system ( | 01-27-2011 |
Tae-Yeon Cho, Chungcheongnam-Do KR
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20130020523 | Nanoparticle Having Imidazolium Salt Chemically Bound Thereto, Method of Preparing the Same, and Nanogel Electrolyte for Dye-Sensitive Solar Cell Comprising the Same - A nanoparticle to which an imidazolium salt is chemically bonded, a method of preparing the same, and a nanogel electrolyte for dye- sensitized solar cells comprising the same are disclosed. The present invention may provide a dye-sensitive solar cell with good economic feasibility, stability and photoelectric conversion efficiency using the nanogel electrolyte, wherein the nanogel electrolyte may reduce the concentration of ionic liquids and preparation costs while improving economic feasibility, long term stability, and photoelectric conversion efficiency. | 01-24-2013 |
Yong Ho Cho, Chungcheongnam-Do KR
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20090111385 | APPARATUS FOR DETERMINING INTERFERENCE USING CYCLIC PREFIX AND METHOD THEREOF - An interference determination apparatus, including a signal receiver to receive a first signal of a primary network and a second signal of a secondary network; a correlator to compute a correlation value of a first cyclic prefix included in the first signal and a correlation value of a second cyclic prefix included in the second signal; and an interference determination unit to determine an interference level or whether the interference occurs between the primary network and the secondary network, using the correlation value of the first cyclic prefix and the correlation value of the second cyclic prefix. | 04-30-2009 |
Yong-Hwan Cho, Chungcheongnam-Do KR
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20090006913 | Semiconductor memory device having test address generating circuit and test method thereof - A semiconductor memory device includes a test address generating circuit configured on the device. The test address generating circuit generates a plurality of test addresses for a test of the semiconductor memory device in response to at least one externally applied test address generation signal. As a result, the number of DUTs can increase, based on a reduction of required address pins, and manufacturing productivity and test efficiency of semiconductor memory devices can increase. | 01-01-2009 |
20090044063 | Semiconductor memory device and test system of a semiconductor memory device - A semiconductor memory device includes a memory core unit, N data output buffers, N data output ports, and a plurality of test logic circuits. The memory core unit stores test data through N data lines. The N data output buffers are respectively connected to the corresponding N data lines. The N data output ports are connected to the corresponding N data output buffers, and exchange the test data with an external tester respectively. The plurality of test logic circuits receives the test data through the K data lines from the N data lines, performs test logic operation on the received test data, and provides a data output buffer control signal that determines activation of K data output buffers of the N data output buffers in test mode. The semiconductor memory device reduces test cycle. | 02-12-2009 |
Youngje Cho, Chungcheongnam-Do KR
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20130093657 | LIQUID CRYSTAL DISPLAY HAVING MINIMIZED BEZEL AREA - A liquid crystal display includes a first substrate including pixels arranged in m columns by n rows, n data lines disposed, m gate lines arranged substantially parallel to the data lines, n data distribution lines arranged to cross the m gate lines and electrically connected to the data lines, respectively, source driving chips disposed on a first portion of the first substrate, and a gate driver disposed on a second portion of the first substrate. Each of the data distribution lines is connected to a subset of the pixels arranged in a corresponding row, and each of the gate lines is connected to a subgroup of the pixels arranged in a corresponding column. The source driving chips apply data signals to the pixels through the first data lines and the data distribution lines, and the gate driver applies gate signals to the pixels through the gate lines. | 04-18-2013 |
Young-Je Cho, Chungcheongnam-Do KR
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20100109007 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR MANUFACTURING THE SAME - The present disclosure relates to a thin film transistor array panel and a manufacturing method thereof. The method comprises: forming a thin film transistor on a substrate; forming a color filter adjacent to the thin film transistor and over the same substrate; depositing a first passivation layer on the color filter; coating a photosensitive film on the first passivation layer and exposing the photosensitive film to light using a first photomask to form a first photosensitive film pattern that comprises a first portion and a second portion that is thicker than the first portion, the first photosensitive film pattern exposing the first passivation layer around a circumference of the second portion; removing the exposed first passivation layer using the first photosensitive film pattern as an etch mask; blanket etching a whole surface of the first photosensitive film pattern until the first portion is removed to form a second photosensitive film pattern; depositing a conductive layer on the second photosensitive film pattern; and removing the second photosensitive film pattern to thereby selectively lift off portions of the conductive layer where a left behind portion forms a pixel electrode. | 05-06-2010 |
20110090436 | DISPLAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME AND DISPLAY DEVICE HAVING THE SAME - A display substrate has first and second conductive layers separated from one another by an insulation layer. The first and second conductive layers are used to integrally form on the display substrate, pixel units in a relatively central display area of the substrate and integrated gate driving circuitry as well as associated wirings thereof in one or more peripheral areas. The first and second conductive layers are covered by a first protection layer made of a first electrically insulative material. A second and supplementing protection layer is provided on top of the first protection layer. The supplementing protection layer (buffer layer) is formed of a material different from that of the first protection layer so as to provide supplemental resistance against corrosive chemical agents and supplemental resistance against formation of cracks. In one class of embodiments, the supplementing protection layer is made of a same material as used form at least one of an alignment layer, sealing layer and spacer layer of the display substrate. | 04-21-2011 |
Yunju Cho, Chungcheongnam-Do KR
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20140162126 | CATHODE ACTIVE MATERIAL, METHOD FOR PREPARING THE SAME, AND LITHIUM SECONDARY BATTERIES INCLUDING THE SAME - The present invention relates to a cathode active material for a lithium secondary battery, a method for preparing the same, and a lithium secondary battery including the same, and provides a cathode active material including Li | 06-12-2014 |
Yun Ju Cho, Chungcheongnam-Do KR
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20120282528 | METHOD FOR PREPARING POSITIVE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, POSITIVE ACTIVE MATERIAL PREPARED THEREBY, AND LITHIUM ION SECONDARY BATTERY INCLUDING THE SAME - A method for preparing a positive active material for a lithium ion secondary battery, the method including obtaining a mixture by mixing a lithium containing compound and metal oxide, distributing powder of a lithium containing compound into a furnace, and heat treating the mixture in the furnace, wherein a thermal decomposition temperature of the lithium containing compound power distributed into the furnace is lower than that of the lithium containing compound mixed with the metal oxide. | 11-08-2012 |