Choung, KR
Bo-Yeun Choung, Seoul KR
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20100266568 | EC SOD AND USE THEREOF - The present invention relates to an EC SOD and the use thereof. More particularly, the present invention relates to an EC SOD and the use thereof for preventing or treating skin diseases, particularly dermatitis or psoriasis. | 10-21-2010 |
Jae Seok Choung, Seoul KR
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20130278322 | GATE DRIVING APPARATUS - A gate driving apparatus according to the embodiment includes a first switching device, a second switching device that outputs a signal to charge a capacitance of the first switching device, a third switching device connected in parallel to the second switching device to prevent a drop of a voltage output from the second switching device, and a fourth switching device that outputs a signal to discharge the capacitance of the first switching device. An NMOS transistor is used as a main switching device and a PMOS transistor connected in parallel to the NMOS transistor is used as a sub-switching device, so that the chip size is reduced without dropping the output voltage of the gate driving apparatus. The loss of the switching device is prevented by preventing the output voltage of the gate driving apparatus from being dropped. | 10-24-2013 |
20140062573 | LEVEL SHIFT DEVICE - Disclosed is a level shift device. The level shift device to convert an input signal having a low-voltage level into an output signal having a high-voltage level includes a latch-type level shifter and a voltage generator. The latch-type level shifter includes two upper pull-up P channel transistors and two lower P channel transistors to prevent the gate-source voltage breakdown of the two upper pull-up P channel transistors. The two upper pull-up P channel transistors and the two lower P channel transistors form a latch structure. The voltage generator generates a voltage to prevent the gate-source voltage brake down of the two upper pull-up P channel transistors and provides the voltage to the gate electrodes of the two lower P channel transistors. | 03-06-2014 |
Jaewoong Choung, Seoul KR
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20130062645 | LIGHT EMITTING DEVICE - Embodiments provide a light emitting device comprising a support member, a light emitting structure disposed on the support member, the light emitting structure comprising a first semiconductor layer comprises a first and second regions, a second semiconductor layer disposed on the second region, and an active layer between the first and second semiconductor layers, a first electrode disposed on the first semiconductor layer and a second electrode disposed on the second semiconductor layer, wherein the support member includes metal ions to convert light of a first wavelength emitted from the active layer into light of a second wavelength different from the first wavelength. | 03-14-2013 |
Jae Woong Choung, Seoul KR
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20150076535 | LIGHT EMITTING DEVICE AND LIGHT EMITTING DEVICE PACKAGE - Disclosed are a light emitting device, a method of manufacturing the same, a light emitting device package, and a lighting system. The light emitting device includes a substrate; a plurality of conductive dielectric nano rods spaced apart from each other on the substrate; light emitting structures on the conductive dielectric nano rods, respectively; and a carbon nano electrode layer on the light emitting structures. | 03-19-2015 |
Jai Jun Choung, Yongin-Si KR
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20150297599 | COMPOSITION COMPRISING PHOSPHODIESTERASE TYPE 5 INHIBITOR FOR INHIBITING APOPTOSIS OF NERVE CELLS - The present invention relates to a composition and health functional food for inhibiting apoptosis of cranial nerve cells, and to a method for inhibiting apoptosis, wherein the composition and health functional food comprising a phosphodiesterase type 5 active inhibitor. According to the present invention, the PDE5 inhibitor exhibits a protective effect on nerve cells by inhibiting apoptosis of cranial nerve cells. Thus, the present invention can be effectively used to prevent, alleviate, and treat cranial nerve disease. | 10-22-2015 |
Jai Jun Choung, Seongnam-Si KR
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20150290241 | COMPOSITION FOR PREVENTING, ALLEVIATING OR TREATING CONSTIPATION, CONTAINING HIGH HARDNESS MINERAL WATER PREPARED FROM DEEP OCEAN WATER OR DESALINATED GROUNDWATER - The present invention relates to a functional composition for preventing, alleviating or treating constipation, containing high hardness mineral water prepared from deep ocean water or desalinated groundwater, and a method therefor. The present invention contains high hardness mineral water prepared from deep ocean water or desalinated groundwater as an active ingredient so as to be safe to the human body, and thus can be useful for treating constipation of a cancer patient and constipation of a regular person. | 10-15-2015 |
Jai Jun Choung, Gyeonggi-Do KR
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20150125554 | METHOD FOR PREPARING GRANULES OR PILLS CONTAINING EXTRACTS IN HIGH CONCENTRATION - The present invention relates to a method for preparing a granule or a pill containing a plant, medicinal herb or traditional oriental medicine decoction extract, comprising the steps of: (a) injecting a powdered plant, medicinal herb or traditional oriental medicine decoction extract into a fluidized-bed device and spraying purified water or a solution of the same type of extract as the extract powder at the extract powder while fluidizing the same, thereby generating microgranules of the extract powder; and (b) injecting the microgranules generated at step (a) as seeds into the fluidized-bed device and spraying a solution of the extract while fluidizing the same, thereby growing the microgranules to a predetermined size of granule or pill. According to the present invention, it is possible to prepare a granule or a pill containing an extract in a high concentration. | 05-07-2015 |
Jai Jun Choung, Seoul KR
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20100136672 | Cell Culture Tube and Multiple Roller Tube Cell Culture Apparatus Including the Same - Disclosed is a cell culture tube, having in opposite end walls two respective eccentric openings which communicate with each other through an inner straight passage formed in the cell culture tube, in which the inner straight passage is tilted at an angle relative to a longitudinal axis of the cell culture tube to allow a culture medium to smoothly flow into and out of the inner passage through the openings. Also, provided is a multiple cell culture system using a plurality of the culture tubes. | 06-03-2010 |
20100304472 | Cell Culture Apparatus and Mass Automatic Cell Culture Device Having It - The present invention relates to a cell culture apparatus and a mass automatic cell culture device having it. There is provided a cell culture apparatus comprising a cylindrical cell culture flask which is air-tightly sealed to culture a cell using a culture solution and various gases and formed of a transparent material to observe an internal portion thereof, an injection unit for supplying the cell and the culture solution into the cell culture flask, a collection unit for discharging the cells and the culture solution from the cell culture flask, and a cell culture flask receiving part which is comprised of first and second vertical frames in which a plurality of injecting parts and collecting parts for respectively receiving the injection unit and the collection unit are vertically formed to be opposed to each other, and plate type connection parts which are respectively disposed between upper ends and lower ends of the two opposed vertical frames to be spaced apart from each other in regular intervals, thereby connecting the first and second vertical frames, and a mass automatic cell culture device having it. | 12-02-2010 |
20100304473 | Cell Culture Flask and the Cell Culture Device Having it - The present invention relates to a cell culture flask for culturing a cell using a culture solution, particularly to a cell culture flask enabling to culture a cell without any contamination, to automatically introduce and discharge the culture solution or gases and to be stacked in turn, and a cell culture device having the same. The present invention provides a cell culture flask comprising a culture space with a predetermined area for culturing the cell; one or more culture solution inlet ports for introducing the culture solution or the cell into the culture space; one or more culture solution outlet ports for discharging the culture solution or the cell supplied to the culture space; and one or more gas inlet ports for introducing the various gases into the culture space, wherein the cell culture flask is made airtight and formed of a transparent material so that a user can see an internal portion of the cell culture flask, and a cell culture device having the same. | 12-02-2010 |
20100304474 | Rotation Driving Device for Cell Culturing - The present invention relates to a rotation driving device for cell culturing, comprising: a power supplying unit operated by receiving an electric power from an outside; a rotational part rotated by the power supplying unit; and a driving part which is provided at an upper side of the rotational part and maintained in a stopped state during the rotation of the rotational part, and of which an inclination is changed according to a rotational direction of the rotational part. According to the present invention, there is provided a rotation driving device a rotation driving device which enables cells to be uniformly grown by equally distributing a culture solution with help of inclination control, of which a rotational speed is also controlled and which has a firm structure with a strong durability. | 12-02-2010 |
20120121545 | Pharmaceutical Composition For Bone Disease Treatment Or Countering Inflammation, Comprising Cartilage Stem Cells As An Active Principle - Disclosed is a pharmaceutical composition for treating bone disease or countering inflammation containing cartilage stem cells as an active ingredient. The present disclosure provides a novel cell treatment regimen for bone disease and inflammatory disease using the cartilage stem cells as an active ingredient. When the cartilage stem cells of the present disclosure are administered into the articular capsule, the administered cartilage stem cells are highly effective in treating bone disease and inflammatory bone disease since they grow or differentiate into chondrocytes and exhibit an anti-inflammatory activity. Since the cartilage stem cells of the present disclosure do not express histocompatibility antigens which give rise to rejection in tissue or organ transplants, autologous cells or exogenous cells can be used during cell transplantation for treatment of bone disease and inflammation. | 05-17-2012 |
20140363884 | CELL CULTURE TUBE AND MULTIPLE ROLLER TUBE CELL CULTURE APPARATUS INCLUDING THE SAME - Disclosed is a cell culture tube, having in opposite end walls two respective eccentric openings which communicate with each other through an inner straight passage formed in the cell culture tube, in which the inner straight passage is tilted at an angle relative to a longitudinal axis of the cell culture tube to allow a culture medium to smoothly flow into and out of the inner passage through the openings. Also, provided is a multiple cell culture system using a plurality of the culture tubes. | 12-11-2014 |
Jai Jun Choung, Soungnam-Si KR
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20160022711 | LIPID NANOMATERIAL CONTAINING LYSOPHOSPHATIDYLCHOLINE OR DERIVATIVE THEREOF AND METHOD FOR PREPARING SAME - The present invention relates to a lipid nanomaterial containing lysophosphatidylcholine or an ether derivative thereof, a method for preparing the same, a method for reducing erythrocyteolysis and hemagglutination using the compound, and a pharmaceutical agent containing the lipid nanomaterial. The present invention contains lysophosphatidylcholine or an ether derivative thereof as an active ingredient, and can be useful as a treatment agent for septicemia, bacterial infection diseases, and the like. | 01-28-2016 |
Jai Jung Choung, Seoul KR
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20150232795 | CELL CULTURE FLASK AND THE CELL CULTURE DEVICE HAVING IT - The present invention relates to a cell culture flask for culturing a cell using a culture solution, particularly to a cell culture flask enabling to culture a cell without any contamination, to automatically introduce and discharge the culture solution or gases and to be stacked in turn, and a cell culture device having the same. The present invention provides a cell culture flask comprising a culture space with a predetermined area for culturing the cell; one or more culture solution inlet ports for introducing the culture solution or the cell into the culture space; one or more culture solution outlet ports for discharging the culture solution or the cell supplied to the culture space; and one or more gas inlet ports for introducing the various gases into the culture space, wherein the cell culture flask is made airtight and formed of a transparent material so that a user can see an internal portion of the cell culture flask, and a cell culture device having the same. | 08-20-2015 |
Jin Woo Choung, Seongnam-Si KR
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20110047989 | APPARATUS FOR AFTER-TREATMENT OF EXHAUST FROM DIESEL ENGINE - An apparatus for after-treatment of exhaust gas from a diesel engine may include a Diesel Particulate Filter (DPF) located upstream of an exhaust pipe connected to an engine exhaust manifold, a Diesel Oxidation Catalyst (DOC) located downstream of the diesel particulate filter, and an ammonia Selective Catalyst Reduction (SCR) catalyst located downstream of the diesel oxidation catalyst, wherein the ammonia SCR catalyst is made of zeolite. The DOC has a carrier containing a single active material of Ru or a composite active material of Pt and Ru, and the weight ratio of Pt to Ru is 2:1 or less. The apparatus can efficiently remove pollutants such as hydrocarbons and CO in the exhaust, naturally regenerate the DPF by burning off particulate matter, and maximize the ability of the ammonia SCR catalyst to remove NOx by increasing the amount of NO | 03-03-2011 |
Jin Woo Choung, Suwon KR
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20100143228 | ZEOLITE CATALYST FOR REMOVING NITROGEN OXIDES, METHOD FOR PREPARING THE SAME, AND METHOD OF REMOVING NITROGEN OXIDES USING THE SAME - A zeolite catalyst for removing nitrogen oxides is provided, in which 5 to 30 wt % of manganese (Mn) and 2 to 20 wt % of iron (Fe) on the basis of the total weight of the catalyst are supported on zeolite, and a method for preparing the same, and a method for removing nitrogen oxides using the same are provided. | 06-10-2010 |
20130095002 | EXHAUST GAS PURIFYING FILTER, SYSTEM OF REGENERATING GASOLINE PARTICULATE FILTER, AND METHOD THEREOF - An exhaust gas purifying filter, a system for regenerating a particulate filter, and a method therefore are disclosed. An exhaust gas purifying filter may include: an ammonia storage catalyst unit adapted to absorb ammonia contained in the exhaust gas when a temperature of the ammonia storage catalyst unit is lower than a predetermined temperature, release the absorbed ammonia when the temperature of the ammonia storage catalyst unit is higher than or equal to the predetermined temperature, and generate nitrogen oxide from the released ammonia; and a particulate filter adapted to trap particulate matter contained in the exhaust gas and regenerate the trapped particulate matter by using the nitrogen oxide generated from the ammonia storage catalyst unit. | 04-18-2013 |
20130303364 | CATALYST FOR CONVERTING NITROGEN OXIDE INTO AMMONIA AND METHOD FOR MANUFACTURING THE SAME - Disclosed is a catalyst for converting nitrogen oxide into ammonia, which is capable of converting nitrogen oxide into ammonia under fuel lean exhaust gas conditions of more than theoretical air-fuel ratio (A/F=14.7), and a method for manufacturing the same. The catalyst according to the present invention comprises a metal oxide support impregnated with a precious metal, such that conversion of nitrogen oxide into ammonia under fuel lean exhaust gas conditions of more than theoretical air-fuel ratio (A/F=14.7) is possible. | 11-14-2013 |
20140171301 | GAS PURIFYING CATALYST FOR INTERNAL COMBUSTION ENGINE - Disclosed is a gas purifying catalyst for an internal combustion engine comprising: a carrier and a catalyst layer formed on the carrier, the catalyst layer including a first catalyst, a second catalyst and a third catalyst. The first catalyst comprises Pd supported in a first support, the first support comprising alumina. The second catalyst comprises Rh supported in a second support, the second support comprising a complex oxide of ceria-zirconia. The third catalyst comprising Pd supported in a third support, the third support comprising a complex oxide of ceria-zirconia. | 06-19-2014 |
20160040569 | EXHAUST GAS PURIFYING FILTER, SYSTEM AND REGENERATING GASOLINE PARTICULATE FILTER, AND METHOD THEREOF - An exhaust gas purifying filter, a system for regenerating a particulate filter, and a method therefore are disclosed. An exhaust gas purifying filter may include: an ammonia storage catalyst unit adapted to absorb ammonia contained in the exhaust gas when a temperature of the ammonia storage catalyst unit is lower than a predetermined temperature, release the absorbed ammonia when the temperature of the ammonia storage catalyst unit is higher than or equal to the predetermined temperature, and generate nitrogen oxide from the released ammonia; and a particulate filter adapted to trap particulate matter contained in the exhaust gas and regenerate the trapped particulate matter by using the nitrogen oxide generated from the ammonia storage catalyst unit. | 02-11-2016 |
Jin Woo Choung, Suwon-City KR
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20090241521 | APPARATUS FOR PURIFYING EXHAUST GAS - An apparatus for purifying exhaust gas may include a CPF device primarily oxidizing hydrocarbon and carbon monoxide in the exhaust gas by using a first DOC, and trapping and regenerating particulate material (PM), a DOC device mounted downstream of the CPF device, secondarily oxidizing the HC and the CO in the primarily oxidized exhaust gas by using a second DOC, and oxidizing nitrogen monoxide into nitrogen dioxide by using the second DOC, a nozzle mounted downstream of the DOC device, and dosing a reducing agent to the exhaust gas secondarily oxidized by the DOC device, and a selective catalytic reduction device mounted downstream of the nozzle, and reducing nitrogen oxide in the exhaust gas into nitrogen gas) by using the NO | 10-01-2009 |
20140161694 | SUPPORTED CATALYST FOR REMOVING NITROGEN OXIDES, METHOD OF PREPARING THE SAME, AND REMOVING METHOD OF NITROGEN OXIDES USING THE SAME - A supported catalyst for reduction reaction of nitrogen oxides includes a support and an silver (Ag)-based compound and aluminum fluoride which are immobilized in the support. A method for preparing the supported catalyst for reduction reaction of nitrogen oxides includes an impregnation step wherein aluminum fluoride, a hydrate or a salt thereof, and a silver (Ag)-based compound or a hydrate thereof are reacted with a support and a step of calcining the support. Nitrogen oxides in exhaust gas are removed by reacting with a reducing agent, in the presence of the supported catalyst for reduction reaction of nitrogen oxides. Wherein, the supported catalyst has an excellent nitrogen oxide removal efficiency at a practical exhaustion temperature of 270 to 400° C. | 06-12-2014 |
Jin Woo Choung, Suwon-Si KR
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20140171300 | GAS PURIFYING CATALYST FOR INTERNAL COMBUSTION ENGINE - A gas purifying catalyst for an internal combustion engine may include a carrier, and a catalyst layer formed on the carrier, wherein the catalyst layer has a first catalyst including a first support including alumina and Pd supported in the first support, and a second catalyst including a second support including complex oxide of ceria-zirconia and Rh supported in the second support. | 06-19-2014 |
20150224491 | CATALYST CARRIER FOR PURIFICATION OF EXHAUST GAS, METHOD FOR PREPARING THE SAME, AND CATALYST FOR PURIFICATION OF EXHAUST GAS - A catalyst carrier for purification of exhaust gas, may include a substrate having a plurality of cell paths partitioned by a cell barrier rib and a ceramic coating layer positioned on the inside surface of the cell path, where the ceramic coating layer has a porous lamellar structure arranged in an exhaust gas flow direction, and a method for preparing the same. | 08-13-2015 |
20160108833 | SYSTEM AND METHOD FOR CONTROLLING AIR-FUEL RATIO OF CNG ENGINE - A system includes a compressed natural gas (CNG) engine, a three-way catalyst (TWC), a first oxygen sensor connected to the CNG engine, and a second oxygen sensor connected to the three-way catalyst. A method for controlling an air-fuel ratio of the CNG engine includes determining whether or not the CNG engine and the three-way catalyst are normal by measuring output voltages of the first and second oxygen sensors, determining whether or not the three-way catalyst is aged, and adjusting the air-fuel ratio of the CNG engine based on a result of the step of determining whether or not the three-way catalyst is aged | 04-21-2016 |
Jiyoung Choung, Yongin-City KR
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20160064670 | THIN FILM FORMING APPARATUS AND THIN FILM FORMING METHOD USING THE SAME - A thin film forming apparatus includes: a thin film source including a thin film on one surface of the thin film source to be transferred to a substrate; and a light emitter configured to apply light energy to the thin film source to transfer the thin film to the substrate. | 03-03-2016 |
20160079537 | METHOD OF MANUFACTURING ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - A method of manufacturing an organic light-emitting display apparatus includes preparing a substrate with a plurality of pixel electrodes, preparing a donor mask, such that the donor mask includes a base substrate, a light-thermal conversion layer on the base substrate, and a reflective layer between the base substrate and the light-thermal conversion layer and having through-holes, depositing a transfer layer on the light-thermal conversion layer of the donor mask, aligning the substrate and the donor mask, preheating at least a portion of the donor mask or the transfer layer, and irradiating a light source toward the preheated portion of the donor mask or the transfer layer, such that a portion of the transfer layer is transferred from the donor mask to the pixel electrodes of the substrate, the transferred portion of the transfer layer corresponding to the through holes in the reflective layer. | 03-17-2016 |
Ji Young Choung, Hwaseong-Si KR
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20160109796 | OPTICAL MASK - Embodiments of an optical mask include a base substrate having one surface and an opposed other surface; a reflection pattern layer formed on the one surface of the base substrate, the reflection pattern layer having one surface and an opposed other surface and including a cut portion which light radiated from the other surface of the base substrate penetrates and a reflection unit reflecting the light; and a photothermal conversion pattern layer in a region overlapped with the cut portion. The photothermal conversion pattern layer is divided into a first region having high light absorptance and a second region having lower light absorptance than the first region. The different regions of the photothermal conversion pattern layer absorb incident light and convert the absorbed light into heat to sublimate a transfer material at different rates. Differential optical absorptance is achieved with an offset interference, wherein the first region has a structure of a first metal layer, an oxide layer, and a second metal layer, and the second region uses fewer of these layers. | 04-21-2016 |
Ji-Young Choung, Yongin-Si KR
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20120326190 | ANODE CONTAINING METAL OXIDE AND ORGANIC LIGHT EMITTING DEVICE HAVING THE SAME - An anode for an organic light emitting device which introduces a metal oxide to improve flows of charges, and an organic light emitting device using the anode. The anode for the organic light emitting device has excellent charge injection characteristics, thereby improving power consumption of the organic light emitting device. | 12-27-2012 |
20140315134 | METHOD AND APPARATUS FOR MANUFACTURING DONOR SUBSTRATE - In a method and apparatus for manufacturing a donor substrate, a pattern layer which exposes a surface of a substrate is arranged on the substrate, and an organic material is deposited on the exposed surface of the substrate. The pattern layer includes a film pattern that defines a plurality of first openings and a photoresist pattern that is positioned on the film pattern and defines second openings, which correspond to the first openings, respectively, a minimum width of the second openings being smaller than that of the first openings. | 10-23-2014 |
20140357000 | DONOR SUBSTRATE AND METHOD OF FORMING TRANSFER PATTERN USING THE SAME - A donor substrate includes a base substrate; a light reflection layer on the base substrate and partially overlapping the base substrate; a light-to-heat conversion layer on the base substrate, and including a combination layer including an insulating material and a first metal material; and a transfer layer on the light-to-heat conversion layer. A ratio of the first metal material in the combination layer to the insulating material in the combination layer increases as a distance from the base substrate increases along a thickness direction of the light-to-heat conversion layer. | 12-04-2014 |
20150102294 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR PREPARING THE SAME - In an aspect, an organic light emitting diode display including: a substrate; a first electrode and an auxiliary electrode positioned on the substrate and separated from each other; an absorption electrode positioned on the auxiliary electrode; an organic emission layer positioned on the first electrode and having a contact hole exposing the auxiliary electrode and the absorption electrode; and a second electrode positioned on the organic emission layer and connected to the auxiliary electrode and the absorption electrode through the contact hole is provided. In an aspect, the organic light emitting diode (OLED) display may minimize the voltage drop of the driving power passing through the large-sized electrode of the thin film for driving the organic emission layer, and may simplify the removal process of the organic emission layer on the auxiliary electrode by adding the absorption electrode on the auxiliary electrode. | 04-16-2015 |
20150132875 | MASK FOR FORMING LAYER, FORMING METHOD OF LAYER, AND MANUFACTURING METHOD OF ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY USING THE SAME - A mask for forming a layer, a method of forming a layer, and a manufacturing method of an organic light-emitting diode (OLED) display are disclosed. In one aspect, the mask includes at least one light absorption portion and at least one reflection portion that are formed in a unit region, the unit region corresponding to a region where a continuous layer is formed, wherein the light absorption portion and the reflection portion in the unit region are formed at different areas from each other. | 05-14-2015 |
20150270486 | MASK FOR FORMING ORGANIC LAYER PATTERN, FORMING METHOD OF ORGANIC LAYER PATTERN, AND MANUFACTURING METHOD OF ORGANIC LIGHT EMITTING DIODE DISPLAY USING THE SAME - A mask for forming an organic layer pattern, the mask including a photomask having a first substrate and a reflecting layer on the first substrate; and a donor substrate on the photomask and separated therefrom, the donor substrate including a second substrate and an absorption part on the second substrate, wherein the photomask comprises a reflecting part configured to reflect light incident to the photomask and a light concentrating part configured to concentrate the light and transmit the light to the donor substrate. | 09-24-2015 |
20150349298 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a display device is disclosed. In one aspect, a display device comprises a lower substrate, a light-emitting element formed on the lower substrate and comprising a plurality of pixels, an upper substrate disposed on the light-emitting element with a gap therebetween sealed with a sealant. In addition, the device includes a filler filling the gap between the light-emitting element and the upper substrate, and a light-absorbing material formed between the lower substrate and the upper substrate and selectively absorbing light of a certain wavelength range. | 12-03-2015 |
20150380676 | ORGANIC LIGHT EMITTING DIODE DISPLAY HAVING AUXILIARY ELECTRODE - In an aspect, an organic light emitting diode display including: a substrate; a first electrode and an auxiliary electrode positioned on the substrate and separated from each other; an absorption electrode positioned on the auxiliary electrode; an organic emission layer positioned on the first electrode and having a contact hole exposing the auxiliary electrode and the absorption electrode; and a second electrode positioned on the organic emission layer and connected to the auxiliary electrode and the absorption electrode through the contact hole is provided. In an aspect, the organic light emitting diode (OLED) display may minimize the voltage drop of the driving power passing through the large-sized electrode of the thin film for driving the organic emission layer, and may simplify the removal process of the organic emission layer on the auxiliary electrode by adding the absorption electrode on the auxiliary electrode. | 12-31-2015 |
Ji-Young Choung, Yoning-City KR
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20140332766 | MAGNETO RESISTIVE ELEMENT, DIGITIZER SENSING PANEL INCLUDING THE SAME, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE SAME - Provided are a magneto resistive element and a method of manufacturing the same, and in particular, a magneto resistive element and a method of manufacturing the same that may be applied to a digitizer sensing panel. The magneto resistive element includes a substrate, a first electrode disposed on the substrate, a first hole transport layer disposed on the first electrode, a first magneto resistive layer disposed on the first hole transport layer, wherein the first magneto resistive layer comprises an organic material, a first transport layer disposed on the first magneto resistive layer, a second magneto resistive layer disposed on the first transport layer, wherein the second magneto resistive layer comprises an organic material, a first electron transport layer to disposed on the second magneto resistive layer, and a second electrode disposed on the first electron transport layer. | 11-13-2014 |
Ji-Young Choung, Yongin-City KR
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20110121351 | Organic light emitting diode device and method of manufacturing the same - An organic light emitting diode (OLED) device and a method of manufacturing the same, the OLED device including a substrate, a first electrode on the substrate, a buffer layer on the first electrode, an emission layer on the buffer layer, and a second electrode on the emission layer, wherein the buffer layer includes a transparent conductive oxide, and a metal or metal oxide having a work function lower than a work function of the transparent conductive oxide. | 05-26-2011 |
20120007055 | ORGANIC LIGHT EMITTING DIODE DEVICE - An organic light emitting diode device includes a first electrode, a second electrode, and an emission layer disposed between the first and second electrodes. The first electrode includes a first layer and a second layer. The first layer includes ytterbium (Yb), samarium (Sm), lanthanum (La), yttrium (Y), calcium (Ca), strontium (Sr), cesium (Cs), ruthenium (Ru), barium (Ba), or a combination thereof and having a thickness ranging from about 40 to 200 Å. The second layer includes silver (Ag), aluminum (Al), copper (Cu), chromium (Cr), or a combination thereof and having a thickness ranging from about 100 to 250 Å. | 01-12-2012 |
20120181544 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device includes a substrate; a thin-film transistor on the substrate; a first insulating layer covering the thin-film transistor; a first electrode on the first insulating layer, and electrically connected to the thin-film transistor; a second insulating layer on the first insulating layer so as to cover the first electrode, and having an opening for exposing a part of the first electrode; a porous member in the second insulating layer; a second electrode on the second insulating layer, and facing the first electrode so as to correspond to the opening; and an organic emission layer between the first electrode and the second electrode so as to correspond to the opening. The organic light-emitting display device may prevent degradation of characteristics of an organic light-emitting device due to discharge of gas from an organic material. | 07-19-2012 |
20120235144 | ORGANIC LIGHT EMITTING DIODE DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode device includes a substrate, a thin film transistor on the substrate, a first pixel electrode electrically connected to the thin film transistor, a pixel defining layer on the first pixel electrode and partitioning a light emitting region, a second pixel electrode contacting the first pixel electrode at the light emitting region, a light emitting layer contacting the second pixel electrode at the light emitting region, and a common electrode on the light emitting layer; and a method of manufacturing the same is provided. | 09-20-2012 |
20120248465 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND MANUFACTURING METHOD THEREOF - An organic light emitting diode display capable of reducing the shortening of image stacking lifetime caused by the residue of the barrier ribs produced during the forming of the barrier ribs is provided. The display includes: a substrate; a first pixel electrode formed on the substrate; barrier ribs formed on the substrate, and having an opening exposing the first pixel electrode; a second pixel electrode formed on the first pixel electrode; an organic light emitting member formed on the second pixel electrode; an organic light emitting member formed on the second pixel electrode; a common electrode formed on the organic light emitting member; and a thin film encapsulation member covering the common electrode. The width of the second pixel electrode is greater than the exposure width of the first pixel electrode exposed through the opening of the barrier ribs. | 10-04-2012 |
20120267651 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - In one aspect, a display device comprising: a lower substrate, a light-emitting element formed on the lower substrate and comprising a plurality of pixels, an upper substrate disposed on the light-emitting element with a gap therebetween sealed with a sealant, a filler filling the gap between the light-emitting element and the upper substrate, and a light-absorbing material formed between the lower substrate and the upper substrate and selectively absorbing light of a certain wavelength range is provided. | 10-25-2012 |
20120268000 | Organic light-emitting display device - An organic light-emitting display device includes an anode electrode, an organic layer on the anode electrode, the organic layer having an emission layer, and a cathode electrode on the organic layer through which light emitted from the emission layer of the organic layer passes, wherein a thickness of the cathode electrode in a first region is different from a thickness of the cathode electrode in a second region. | 10-25-2012 |
20120286318 | ORGANIC LIGHT-EMITTING DEVICE - An organic light-emitting device includes a substrate, an anode including Ag on the substrate, a transparent inorganic thin-film layer on the anode, the transparent inorganic thin-film layer being in contact with the anode and having non-conductive characteristics; and an emitting layer and a cathode disposed sequentially on the inorganic thin-film layer. | 11-15-2012 |
20120326189 | Electrode Including Magnetic Material and Organic Light Emitting Device Including the Electrode - An electrode, which includes a magnetic material to improve the flow of charges, and an organic light emitting device using the electrode. The electrode for the organic light emitting device has an excellent charge injection property, so that it is possible to improve the efficiency of light emission of the organic light emitting device. | 12-27-2012 |
20130001601 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY DEVICE - An organic light emitting display device includes a substrate having a luminescent region and a non-luminescent region, an insulation layer on the substrate, a first electrode on the insulation layer, at least one light emitting structure on the first electrode, a second electrode on the light emitting structure, and at least one reflecting structure at one of the first electrode or the second electrode around the at least one light emitting structure. The reflecting structure may be configured to reflect light back toward the luminescent region. | 01-03-2013 |
20140034918 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - Disclosed is an organic light emitting display device improving light efficiency by forming a metal layer having a nanometer thickness on a protective layer formed in order to protect the organic light emitting diode. | 02-06-2014 |
20140120634 | METHOD OF MANUFACTURING TOUCH SENSING PANEL - A method of manufacturing a touch sensing panel includes providing a substrate, forming a plurality of first electrodes arranged on the substrate, the first electrodes being separated from each other, forming a photoresist layer on the plurality of first electrodes, forming a plurality of photoresist removing regions positioned to intersect the first electrodes and to be separated from each other on the photoresist layer, and forming a tunneling magnetoresistance (TMR) element layer and a second electrode layer comprising a plurality of second electrodes on the photoresist layer. The method provides a touch sensing panel capable of being driven at high speed and reduces manufacturing cost and time. | 05-01-2014 |
20140125219 | ORGANIC LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - In an aspect, an organic light emitting device, including: a substrate; a first electrode on the substrate; an emission layer on the first electrode: a second electrode on the emission layer; and a conductive capping layer on the second electrode is provided. | 05-08-2014 |
20140125637 | MAGNETIC TOUCH PEN - A magnetic touch pen is disclosed. In one aspect, the magnetic touch pen comprises a first case in which a plurality of magnets is arranged in a cylindrical first body in a longitudinal direction of the first body. It also comprises a second case including a second body in which the first body of the first case is accommodated and having screw threads formed on an inner circumference of the second body. It further comprises a magnetic power controller configured between two magnet groups to separate the two magnet groups and moving along the screw threads of the second case to control a plurality of magnets of the two magnet groups. | 05-08-2014 |
20140145585 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - Provided is an organic light emitting display device including: a substrate; first electrodes on the substrate; an emission layer on the first electrodes; a second electrode on the emission layer; a pixel defining layer separating the first electrodes corresponding to pixels and defining pixel areas; and a gas collecting layer on the pixel defining layer. | 05-29-2014 |
20140183459 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting device includes: a first electrode disposed on a substrate; a pixel defining layer disposed on the substrate e and patterned so that at least a portion of the first electrode is exposed in a light emitting region; a hole injection layer disposed over the pixel defining layer and the at least a portion of the first electrode exposed in the light emitting region; an organic thin film layer disposed over the hole injection layer; an electron injection layer disposed over the organic thin film layer; and a second electrode disposed on the electron injection layer, the second electrode having an opening configured to expose the electron injection layer in the light emitting region. The organic light emitting device may be implemented in a display device having excellent color-reproduction, when applied to the display device using white light as a light source and the large area display device. | 07-03-2014 |
20140295587 | DONOR SUBSTRATE AND METHOD OF FORMING TRANSFER PATTERN USING THE SAME - A donor substrate includes a base substrate; a light reflection layer disposed on the base substrate and overlapped with a portion of the base substrate, a heat blocking pattern disposed on the light reflection layer, overlapped with the light reflection layer, and including a plurality of air holes; a light-to-heat conversion layer disposed on the base substrate; and a transfer layer disposed on the light-to-heat conversion layer. | 10-02-2014 |
20140361261 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - An organic light-emitting display apparatus includes a substrate, a thin film transistor (TFT) disposed on the substrate and including an active layer, a gate electrode, a source electrode, and a drain electrode The organic light-emitting display apparatus further includes a pixel electrode including a first pixel electrode layer, a second pixel electrode layer disposed on the first pixel electrode layer and a third pixel electrode layer disposed on the second pixel electrode layer. The second pixel electrode layer is a metal layer and the third pixel electrode layer is a reflective layer. The organic light-emitting display apparatus further includes an emission layer (EML) disposed on the pixel electrode, and an opposite layer disposed on the EML. | 12-11-2014 |
20150014643 | DONOR SUBSTRATE FOR TRANSFER AND MANUFACTURING METHOD OF ORGANIC LIGHT EMITTING DIODE DISPLAY - A donor substrate includes: a support layer; a first light absorption layer disposed on the support layer; a buffer layer disposed on the first absorption layer; a second light absorption layer disposed on the buffer layer; and a transfer layer disposed on the second absorption layer, wherein the buffer layer includes a transparent oxide film. | 01-15-2015 |
20150014658 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME - Disclosed are an organic light emitting diode display and a method for manufacturing the same. The organic light emitting diode display includes: a driving switching element; a pixel electrode connected with the driving switching element; an auxiliary electrode separated from the pixel electrode and positioned in a same layer as the pixel electrode; an organic common layer positioned on the pixel electrode and the auxiliary electrode and including a contact hole positioned on the auxiliary electrode; and a common electrode positioned on the organic common layer and connected with the auxiliary electrode through the contact hole; and the auxiliary electrode includes a light absorbing layer. | 01-15-2015 |
20150015532 | DISPLAY DEVICE INTEGRATED WITH TOUCH SCREEN PANEL - In a display device integrated with a touch screen panel, the display device has a plurality of pixels arranged therein. First sensing electrodes are formed on an upper surface of the display device. A first dielectric layer is formed on the first sensing electrodes. Second sensing electrodes and a plurality of second dummy patterns are formed on the first dielectric layer. The second sensing electrodes are arranged in a direction intersecting the first sensing electrodes, and the plurality of second dummy patterns are formed not to overlap with the second sensing electrodes. A second dielectric layer is formed on the second sensing electrodes and the second dummy patterns. In the display device, the first sensing electrodes, the second sensing electrodes and the second dummy patterns are formed of a metal material. | 01-15-2015 |
20150372259 | THERMAL TREATMENT DEVICE FOR DISPLAY APPARATUS AND THERMAL TREATMENT METHOD USING THE SAME - A thermal treatment method for a display apparatus includes providing an acceptor substrate on a substrate stage, providing on the acceptor substrate a pattern mask including a transfer layer, irradiating a flash light beam onto the pattern mask from a plurality of flash lamps, and transferring the transfer layer to the acceptor substrate. The plurality of flash lamps are symmetrically provided with respect to the acceptor substrate and are configured to irradiate flash light beams. | 12-24-2015 |
Jong Hyun Choung, Hwaseong KR
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20090084406 | Composition for stripping and stripping method - The present invention provides a stripping composition and a stripping method capable of easily stripping a color resist or an organic insulating film formed on a substrate to reuse the substrate when defects are found during a process of forming the color filter or organic insulating film on the substrate. In one embodiment, the stripping composition includes about 0.5 to about 45 wt % of hydroxide compound, about 10 to about 89 wt % of alkyleneglycolalkylether compound, about 5 to about 45 wt % of alkanolamine compound, and about 0.01 to about 5 wt % of inorganic salt compound. Advantageously, the stripping process can be performed without damaging a thin film transistor of a bottom substrate while removing the color resist or organic insulating film. | 04-02-2009 |
20110206829 | COMPOSITION FOR STRIPPING AND STRIPPING METHOD - The present invention provides a stripping composition and a stripping method capable of easily stripping a color resist or an organic insulating film formed on a substrate to reuse the substrate when defects are found during a process of forming the color filter or organic insulating film on the substrate. In one embodiment, the stripping composition includes about 0.5 to about 45 wt % of hydroxide compound, about 10 to about 89 wt % of alkyleneglycolalkylether compound, about 5 to about 45 wt % of alkanolamine compound, and about 0.01 to about 5 wt % of inorganic salt compound. Advantageously, the stripping process can be performed without damaging a thin film transistor of a bottom substrate while removing the color resist or organic insulating film. | 08-25-2011 |
Jong-Hyun Choung, Gyeonggi-Do KR
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20090121228 | ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A gate line includes a first seed layer formed on a base substrate and a first metal layer formed on the first seed layer. A first insulation layer is formed on the base substrate. A second insulation layer is formed on the base substrate. Here, a line trench is formed through the second insulation layer in a direction crossing the gate line. A data line includes a second seed layer formed below the line trench and a second metal layer formed in the line trench. A pixel electrode is formed in a pixel area of the base substrate. Therefore, a trench of a predetermined depth is formed using an insulation layer and a metal layer is formed through a plating method, so that a metal line having a sufficient thickness may be formed. | 05-14-2009 |
20100261322 | ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A gate line includes a first seed layer formed on a base substrate and a first metal layer formed on the first seed layer. A first insulation layer is formed on the base substrate. A second insulation layer is formed on the base substrate. Here, a line trench is formed through the second insulation layer in a direction crossing the gate line. A data line includes a second seed layer formed below the line trench and a second metal layer formed in the line trench. A pixel electrode is formed in a pixel area of the base substrate. Therefore, a trench of a predetermined depth is formed using an insulation layer and a metal layer is formed through a plating method, so that a metal line having a sufficient thickness may be formed. | 10-14-2010 |
20110256485 | ETCHANT COMPOSITION, PATTERNING CONDUCTIVE LAYER AND MANUFACTURING FLAT PANEL, DISPLAY DEVICE USING THE SAME - An etchant composition that allows simplification and optimization of semiconductor manufacturing process is presented, along with a method of patterning a conductive layer using the etchant and a method of manufacturing a flat panel display using the etchant. The etchant includes nitric acid, phosphoric acid, acetic acid, and an acetate compound in addition to water. | 10-20-2011 |
20120318769 | METHOD OF FORMING A METAL PATTERN AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE INCLUDING THE METAL PATTERN - A method of forming a metal pattern on a display substrate includes blanket depositing a copper-based layer having a thickness between about 1,500 Å and about 5,500 Å on a base substrate, and forming a patterned photoresist layer on the copper-based layer. The copper-based layer is over-etched by an etching composition containing an oxidizing moderating agent where the over-etch factor is between about 40% and about 200% while using the patterned photoresist layer as an etch stopping layer, and where the etching composition includes ammonium persulfate between about 0.1% by weight and about 50% by weight, includes an azole-based compound between about 0.01% by weight and about 5% by weight and a remainder of water. Thus, reliability of the metal pattern and that of manufacturing a display substrate may be improved. | 12-20-2012 |
Jong-Hyun Choung, Suwon-Si KR
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20100182525 | DISPLAY SUBSTRATE, DISPLAY DEVICE HAVING THE SAME AND METHOD OF MANUFACTURING THE SAME - A display substrate includes an insulating substrate, a thin film transistor, a contact electrode, and a pixel electrode. The thin film transistor includes a control electrode, a semiconductor pattern, a first electrode, and a second electrode. The control electrode is on the insulating substrate. The semiconductor pattern is on the control electrode. The first electrode is on the semiconductor pattern. The second electrode is spaced apart from the first electrode on the semiconductor pattern. The contact electrode includes a contact portion and an undercut portion. The contact portion is electrically connected to the second electrode to partially expose the semiconductor pattern. The undercut portion is electrically connected to the contact portion to cover the semiconductor pattern. The pixel electrode is electrically connected to the second electrode through the contact portion of the contact electrode. | 07-22-2010 |
20110014737 | THIN FILM TRANSISTOR ARRAY AND METHOD OF MANUFACTURING THE SAME - A thin film transistor array and method of manufacturing the same include a pixel electrode formed of a transparent conductive layer on a substrate, a gate line formed of the transparent conductive layer and an opaque conductive layer on the substrate, a gate electrode connected to the gate line and formed of the transparent conductive layer and an opaque conductive layer on the substrate, a gate insulating layer which covers the gate line and the gate electrode, a semiconductor layer formed on the gate insulating layer to overlap the gate electrode, a data line which intersects the gate line, a source electrode connected to the data line to overlap a part of the semiconductor layer, and a drain electrode connected to the pixel electrode to overlap a part of the semiconductor layer. | 01-20-2011 |
20110151631 | THIN FILM TRANSISTOR SUBSTRATE AND METHOD OF MANUFACTURING THEREOF - A thin film transistor substrate and a method of manufacturing the thin film transistor substrate comprises forming a gate line and a data line intersecting each other with a gate insulating layer interposed and defining a pixel area on the substrate, a thin film transistor electrically connected to the gate line and the data line, and a stepped-structure occurring pattern overlapping at least one of the gate line and the data line; forming a passivation layer having a stepped-structure portion formed by the stepped-structure occurring pattern on the substrate; forming a photoresist pattern having a second stepped-structure portion corresponding to the stepped-structure portion on the passivation layer; patterning the passivation layer using the photoresist pattern as a mask; forming a transparent conductive layer on the substrate; and removing the photoresist pattern where the transparent conductive layer is covered by a stripper penetrating through the stepped-structure portion of the photoresist pattern and forming a pixel electrode connected to the thin film transistor. | 06-23-2011 |
Jong-Hyun Choung, Yongin-City KR
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20150140704 | CLEANING SOLUTION AND METHOD FOR MANUFACTURING DISPLAY DEVICE USING THE SAME - A cleaning solution and a method for manufacturing a display device, the cleaning solution including about 2 wt % to about 12 wt % of nitric acid; about 0.5 wt % to about 15 wt % of an organic acid; about 0.1 wt % to about 10 wt % of a salt compound; about 0.01 wt % to about 3 wt % of an inorganic salt that includes fluorine; and a balance of water, all amounts being based on a total weight of the cleaning solution. | 05-21-2015 |
20150307779 | ETCHANT AND METHOD OF MANUFACTURING DISPLAY DEVICE BY USING THE SAME - An etchant composition is provided comprising a persulfate from 0.5 to 20 wt %; a fluoride compound from 0.01 to 2 wt %; an inorganic acid from 1 to 10 wt %; a N (nitrogen atom)-containing heterocyclic compound from 0.5 to 5 wt %; a chloride compound from 0.1 to 5 wt %; a copper salt from 0.05 to 3 wt %; an organic acid or an organic acid salt from 0.1 to 10 wt %; an electron-donating compound from at 0.1 to 5 wt %; and a solvent of the residual amount. Also provided is a method of manufacturing a display device by using the same. | 10-29-2015 |
20160093743 | THIN FILM TRANSISTOR SUBSTRATE AND METHOD OF FABRICATING THE SAME - A thin film transistor substrate includes a gate electrode disposed on a substrate; a semiconductor layer partially overlapping the gate electrode, the semiconductor layer including an oxide semiconductor material; a source electrode and a drain electrode disposed on the semiconductor layer, the source electrode and the drain electrode including a barrier layer, a main wiring layer disposed on the barrier layer, and a first capping layer disposed on the main wiring layer and being spaced apart from each other; and second capping layers covering lateral surfaces of the main wiring layers of the source and drain electrodes. | 03-31-2016 |
Kun Woo Choung, Incheon KR
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20140201938 | Wiper Blade Apparatus Including Fool-Proof Assembly Structure - A wiper blade apparatus, having a main lever which is formed of synthetic resin, includes a rotation shaft that is disposed at a center of the main lever, and formed to connect both sidewalls of the main lever; and a connector that is rotatably coupled to a rotation shaft, and formed to be detachable from the rotation shaft, wherein a first fool-proof assembly unit is formed at the rotation shaft, and restricts a range of a rotation angle of the connector that prevents misassembly of the connector; and a second fool-proof assembly unit is formed on the coupling unit of the connector and, in correspondence with the first fool-proof assembly unit, restricts a range of a rotation angle of the connector. | 07-24-2014 |
Myoung-Sun Choung, Gwangju-Si KR
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20140216582 | APPARATUS FOR DIVERTING FLUID FLOW PATH - An apparatus for diverting a fluid flow path automatically diverts a fluid flow path in accordance with inclining of a main body, and includes two or more selectable fluid flow paths through which an external air stream is drawn, a fixed fluid flow path to be selectively connected to one of the selectable fluid flow paths, a path selecting unit to connect the fixed fluid flow path to one of the selectable fluid flow paths, and a driving member to provide a driving force for path selecting of the path selecting unit. If mounted in an external apparatus, the driving member causes the path selecting unit to move and connect to the fixed fluid flow path in accordance with inclining of the external apparatus. | 08-07-2014 |
20140230180 | APPARATUS FOR DIVERTING FLUID FLOW PATH - An apparatus for diverting a fluid flow path automatically diverts a fluid flow path in accordance with inclining of a main body, and includes two or more selectable fluid flow paths through which an external air stream is drawn, a fixed fluid flow path to be selectively connected to one of the selectable fluid flow paths, a path selecting unit to connect the fixed fluid flow path to one of the selectable fluid flow paths, and a driving member to provide a driving force for path selecting of the path selecting unit. If mounted in an external apparatus, the driving member causes the path selecting unit to move and connect to the fixed fluid flow path in accordance with inclining of the external apparatus. | 08-21-2014 |
Pill-Hoon Choung, Seoul KR
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20100285582 | VARIOUS HUMAN DENTAL STEM CELLS HAVING A MINERALIZATION ABILITY AND THE METHOD FOR CULTURING THEM - The present invention relates to various human dental stem cells having a mineralization ability and a method for culturing the same, more precisely postnatal stem cells having a mineralization ability, which are separated from human dental tissues such as dental pulp (DPSCs), periodontal ligament (PDLSCs), periapical follicle (PAFSCs) and mandibular bone marrow (MBMSCs) and a method for culturing the same under the optimum growth conditions. The human dental stem cells of the present invention can be obtained without additional injury as well as new stem cell sources such as teeth extracted from orthodontic purposes, prophylactically extracted nondecayed third molar teeth and discarded bone segments from orthognathic surgery, so that they can be effectively used for regeneration of injured teeth. | 11-11-2010 |
20150030854 | VITAMIN B6-COUPLED POLY(ESTER AMINE) AS GENE CARRIER AND APPLICATION IN CANCER GENE THERAPY - The present invention relates to a vitamin B6-coupled poly(ester amine) (VBPEA) as a gene carrier and a method for preparing the gene carrier. Moreover, the present invention relates to a gene delivery complex comprising a therapeutic gene coupled to the gene carrier and a pharmaceutical formulation for gene therapy, which comprises the gene delivery complex as an active ingredient. In addition, the present invention relates to gene therapy utilizing the gene carrier, the gene delivery complex or the pharmaceutical formulation. The VBPEA of the invention has a significantly high gene delivery rate compared to existing gene carriers and a complex of the VBPEA with DNA has little or no cytotoxicity and shows a very high in vivo transfection efficiency. In addition, a complex of the VBPEA with siRNA shows high gene silencing efficiency and can induce a high rate of cell death and the inhibition of cell proliferation in cancer cells, suggesting that it can be used for anticancer gene therapy. Thus, the gene carrier VBPEA of the invention can be used as an experimental gene carrier and can also be widely used in gene therapy against various diseases depending on the kind of therapeutic gene. | 01-29-2015 |
Se-Young Choung, Seoul KR
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20150175654 | PHARMACEUTICAL COMPOSITION FOR THE PREVENTION AND TREATMENT OF CARDIOVASCULAR DISEASE COMPRISING THE PEPTIDE HAVING THE ABILITY TO INHIBIT ANGIOTENSIN-1 CONVERTING ENZYME AS AN ACTIVE INGREDIENT - The present invention relates to a peptide separated from the fraction of oyster enzyme hydrate displaying the ability of suppressing angiotensin converting enzyme (ACE) and a pharmaceutical composition for the prevention and treatment of cardiovascular disease comprising the said peptide as an active ingredient. Particularly, the peptide separated from the fraction of the oyster enzyme hydrate of the present invention significantly inhibits ACE activity, and thus brings blood pressure regulating effect and antihypertensive effect. Therefore, the fraction of the oyster enzyme hydrate of the invention or the peptide separated from the same can be effectively used as an active ingredient of a pharmaceutical composition for the prevention or treatment of cardiovascular disease. | 06-25-2015 |
Sorim Choung, Daejeon KR
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20090155904 | METHOD OF INHIBITING EXPRESSION OF TARGET MRNA USING SIRNA CONSISTING OF NUCLEOTIDE SEQUENCE COMPLEMENTARY TO SAID TARGET MRNA - A inhibition method of target mRNA expression includes: (a) obtaining binding energy of a double combination section on a dsRNA sequence of all combination comprising complementary nucleotides to a random target mRNA; (b) dividing the binding energy into four sections on the dsRNA sequence of each combination to obtain a difference of the mean binding energy between each section and convert into a score of a relative combination energy pattern; (c) selecting siRNA whose inhibition efficiency to target mRNA is expected to be high by applying the converted score to the dsRNA sequence with other factors that affect the efficiency of siRNA; and (d) inhibiting target mRNA expression using the selected siRNA. As a result, a researcher or an experimenter can analyze patterns of a relative binding energy on base sequences of unknown siRNA without actual experiments to determine whether the siRNA is effective or ineffective rapidly, thereby design and production efficiency of siRNA can be maximized and target mRNA can be effectively inhibited with efficient siRNA to the target mRNA. | 06-18-2009 |
So Rim Choung, Daejeon KR
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20090325291 | METHOD OF PREPARING siRNAs FOR SELECTIVE INHIBITION OF TARGET mRNA ISOTYPES - A method of preparing siRNAs for selective inhibition of target mRNA isotypes comprises: dividing target mRNA isotypes intended to inhibit the expression thereof and non-target mRNA isotypes from the mRNA isotypes of a gene; allotting a common location information region (A) of exons on genome DNA corresponding to the target mRNA isotypes; allotting a location information region (B) present specifically in exons of genome DNA corresponding to target mRNAs by excluding the location information region of exons on genome DNA corresponding to non-target mRNA from the location information region (A); determining base sequences in the target mRNAs corresponding to the location information region (B); and obtaining siRNA sequences for inhibiting the determined base sequences specifically. The method of the present invention can be used to prepare siRNAs for selective inhibition of specific target mRNA isotypes in a gene having several isotypes by alternative splicing, and enables siRNA design for all the genes in genome, making good tool for functional genomics study. | 12-31-2009 |
Sug Mun Choung, Changwon-Si KR
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20090113908 | Method for controlling motor of air conditioner and motor controller of the same - A motor controlling method and apparatus of an air conditioner are disclosed. It is checked whether or not an operation frequency of a compressor motor is the same as or greater than a certain frequency and it is also checked whether or not a detected velocity of a fan motor is the same as or lower than a certain velocity during a certain time period. If the operation frequency is the same as or greater than the certain frequency and the detected velocity is the same as or lower than the certain velocity during a certain time period, the compressor motor is temporarily stopped. Because the compressor motor operates according to operational conditions of the fan motor, an overload can be prevented. | 05-07-2009 |
Taedoo Choung, Gyeonggi-Do KR
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20160112781 | ELECTRONIC DEVICE HAVING MAXIMUM MOUNTING SPACE ON CIRCUIT BOARD - An electronic device having a speaker may include: a first housing; a circuit board disposed inside the first housing; and a second housing attached to a top surface of the circuit board, wherein the circuit board includes a first shape sealing line and a second shape sealing line that form a sealing region. | 04-21-2016 |
Tae-Doo Choung, Gyeonggi-Do KR
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20150245514 | ELECTRONIC DEVICE INCLUDING PHYSICAL KEY - Disclosed is an electronic device including a portable electronic housing. The electronic device also includes a pressible key provided on one surface of the housing. The electronic device further includes a fingerprint recognition sensor formed in the key to be at least partially exposed to a surface of the key. An uppermost surface of the fingerprint recognition sensor protrudes further than a surface of the housing surrounding the key. | 08-27-2015 |
Tae-Doo Choung, Seoul KR
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20140078710 | PORTABLE TERMINAL - Provided is portable terminal. The portable terminal includes: a front housing forming a frame of the portable terminal: a rear housing disposed beneath the front housing, a shield can interposed between the front housing and the rear housing for shielding electromagnetic waves and coupled with the front housing; wherein the rear housing is coupled with the shield can, and wherein the front housing and the rear housing are coupled through the shield can. | 03-20-2014 |
Tae-Doo Choung, Gwangju-Si KR
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20150195927 | ELECTRONIC DEVICE HAVING WATERPROOF STRUCTURE - An electronic device is provided. The electronic device includes an electronic component connected to a Printed Circuit Board (PCB), a housing comprising a recess configured to accommodate the electronic component and a hole formed in at least part of the recess to pass the PCB, and a sealing member disposed in at least part of the hole and configured to cover at least part of the PCB. | 07-09-2015 |
Won Myung Choung, Daejeon KR
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20090116606 | JOINT TONG APPARATUS FOR RADIATION SHIELDING FACILITY - A joint tong apparatus for a radiation shielding facility. A spherical ball has a through-hole. An inner spherical socket and an outer spherical socket are installed in a hole formed in a partition between a radiation-shielded room and a control room so as to enclose the spherical ball on inner and outer sides. A bar is inserted and coupled into and to the through-hole of the spherical ball. An inner joint assembly has a first housing coupled to a shielded room-side end of the bar and a first pivot member pivotably mounted on a free end of the first housing. An outer joint assembly having a second housing coupled to a control room-side end of the bar and a second pivot member pivotably mounted on a free end of the second housing. The apparatus further includes a tong assembly, a handle assembly, a tong manipulation cable, and a pair of pivot manipulation cables. | 05-07-2009 |
20100163746 | Irradiation device for material test using gamma ray from spent nuclear fuel assembly - The present invention relates to an irradiation device for material test using a gamma ray radiated from a spent nuclear fuel assembly and provides the irradiation device for material test using a gamma ray radiated from a spent nuclear fuel assembly wherein an irradiation device for material test to achieve a radiation effect evaluation is manufactured to be movable upward, downward and horizontally in order to study the hardening phenomenon of the frail materials to the radiation among the atomic power facilities using a gamma ray radiated from a spent nuclear fuel assembly, thereby it is possible to adjust a position of the spent nuclear fuel used for material test using a gamma ray radiated from a spent nuclear fuel and a test material, identify a distance between the spent nuclear fuel and the test material easily with a scale and evaluate the radiation effects on the materials used at facilities handling a spent nuclear fuel under the same situation as they are really exposed. Further the present invention comprises a support constructed vertically; a vertical moving table which is capable of moving upward and downward connected with a proper position of the support; a moving device for moving said vertical moving table upward and downward; a horizontal moving table which is capable of moving horizontally placed on the vertical moving table; a horizontal moving bar which is capable of moving horizontally placed on the vertical moving table; and a driving device for driving the horizontal moving table and the horizontal moving bar horizontally. | 07-01-2010 |
You Chan Choung, Seoul KR
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20150087987 | MOBILE ULTRASOUND DIAGNOSIS PROBE APPARATUS FOR USING TWO-DIMENSIONAL ARRAY DATA, MOBILE ULTRASOUND DIAGNOSIS SYSTEM USING THE SAME - Provided is a mobile ultrasound diagnosis probe apparatus including a transmission signal forming unit forming a transmission signal for obtaining a frame of an ultrasound image, an ultrasound probe transducing the transmission signal of the transmission signal forming unit into an ultrasound signal, transmitting the ultrasound signal to an object, and obtaining analog ultrasound data reflected from the object, a two-dimensional array processor adjacently arranging the obtained analog ultrasound data compensated with respect to time gains thereof and adjusted with respect to intensity and contrast thereof for each ultrasound vector to be processed into two-dimensional array ultrasound data, a compressor compressing the two-dimensional array ultrasound data adjacently arranged for each ultrasound vector, and a wireless communication unit wirelessly transmitting the compressed two-dimensional array ultrasound data to an ultrasound diagnostic apparatus. | 03-26-2015 |
20150320402 | ULTRASOUND PROBE CAP AND METHOD FOR TESTING ULTRASOUND PROBE USING THE SAME AND ULTRASOUND DIAGNOSIS SYSTEM THEREOF - Provided is an ultrasound diagnosis system including an ultrasound probe apparatus transmitting an ultrasound signal to obtain an ultrasound image of a subject, and an ultrasound diagnosis apparatus constructing a database for ultrasound echo data of a normal operation of the piezoelectric device module provided in the ultrasound probe apparatus. | 11-12-2015 |
Yun-Hoon Choung, Seoul KR
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20160101088 | COMPOSITION INCLUDING RAPAMYCIN AS ACTIVE INGREDIENT FOR PREVENTING OR TREATING HEARING LOSS - A pharmaceutical or health food includes rapamycin as an active ingredient, the pharmaceutical or health food being applied for prevention, improvement, and treatment of ototoxic hearing loss caused by an aminoglycoside-based antibiotic, sudden sensorineural hearing loss, and noise induced hearing loss. The pharmaceutical or health food is also applied to a pharmaceutical composite preparation of an aminoglycoside-based antibiotic and rapamycin, the pharmaceutical composite preparation reducing a side effect of the aminoglycoside-based antibiotic. | 04-14-2016 |