Na, KR
Bo Ra Na, Daegu KR
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20110070040 | Cutting Insert Having a Corner Recess - A cutting insert for a machining tool has a structure capable of effectively controlling chips generated on a work-piece. The cutting insert includes an upper surface, a lower surface, a plurality of side surfaces connecting the upper surface and the lower surface and a central hole formed at a central portion thereof. In the cutting insert, a seating surface is formed on a highest portion of the upper surface, a plurality of side cutting edge portions are formed at border portions of the upper surface and the side surfaces. Each side cutting edge portion has a side cutting edge formed at an upper end thereof and a corner cutting edge portion is formed at an intersection of two adjacent side cutting edge portions. The corner cutting edge portion has a cutting edge formed at a front end thereof, a land portion, a downward inclined surface, a corner bottom surface, a first upward inclined surface, a first protrusion, a second upward inclined surface, a second protrusion, an upward grooved surface and the seating surface sequentially formed along a diagonal line directed from the corner cutting edge toward the central hole. The corner bottom surface has the smallest height along the diagonal line. | 03-24-2011 |
Byong-Wook Na, Anyang-Si KR
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20110095373 | SEMICONDUCTOR CHIP, STACK MODULE, AND MEMORY CARD - Provided are a semiconductor chip including a TSV passing through a transistor, and a stack module and a memory card using such a semiconductor chip. The semiconductor chip may include a semiconductor layer that has a first surface and a second surface opposite to each other. A conductive layer may be disposed on the first surface of the semiconductor layer. A TSV may pass through the semiconductor layer and the conductive layer. A side wall insulating layer may surround a side wall of the TSV in order to electrically insulate the semiconductor layer and the conductive layer from the TSV. | 04-28-2011 |
Byoung-Kuk Na, Jinju-Si KR
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20110046044 | Use of a cysteine protease of Plasmodium vivax - A use of vivapain-4 (VX-4), which is a cysteine protease of | 02-24-2011 |
20140370570 | Use of a cysteine protease of Plasmodium vivax - A use of vivapain-4 (VX-4), which is a cysteine protease of | 12-18-2014 |
Byoung-Sun Na, Kyungki-Do KR
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20090251645 | LIQUID CRYSTAL DISPLAY HAVING WIDE VIEWING ANGLE - A liquid crystal display includes a first substrate with pixel electrodes, and a second substrate with a common electrode facing the first substrate. The common electrode has depression patterns corresponding to the pixel electrodes. The side wall of each depression pattern is at an angle of 30-120 degrees with respect to the first substrate. The depression patterns of the common electrode are formed through making depression patterns at color filters. In this structure, the liquid crystal display bears wide viewing angle and good picture quality. | 10-08-2009 |
20100103359 | LIQUID CRYSTAL DISPLAY HAVING A MODIFIED ELECTRODE ARRAY - A liquid crystal display having electrodes on a single substrate. A transparent planar electrode elongated in the transverse direction is formed on the inner surface of a substrate, and an insulating film is deposited thereon. A plurality of linear electrodes, which are elongated in the longitudinal direction and either transparent or opaque, are formed on the insulating film. Potential difference between the planar and the linear electrodes generated by applying voltages to the electrodes yields an electric field. The electric field is symmetrical with respect to the longitudinal central line of the linear electrodes, and has parabolic or semi-elliptical lines of force having a center on a boundary line between the planar and the linear electrodes. The line of force on the planar and the linear electrodes and on the boundary line between the planar and the linear electrodes has the vertical and the horizontal components, and the liquid crystal molecules are re-arranged to have a twist angle and a tilt angle. The polarization of the incident light varies due to the rearrangement of the liquid crystal molecules. | 04-29-2010 |
20110279758 | LIQUID CRYSTAL DISPLAY HAVING A MODIFIED ELECTRODE ARRAY - A liquid crystal display having electrodes on a single substrate. A transparent planar electrode elongated in the transverse direction is formed on the inner surface of a substrate, and an insulating film is deposited thereon. A plurality of linear electrodes, which are elongated in the longitudinal direction and either transparent or opaque, are formed on the insulating film. Potential difference between the planar and the linear electrodes generated by applying voltages to the electrodes yields an electric field. The electric field is symmetrical with respect to the longitudinal central line of the linear electrodes, and has parabolic or semi-elliptical lines of force having a center on a boundary line between the planar and the linear electrodes. The line of force on the planar and the linear electrodes and on the boundary line between the planar and the linear electrodes has the vertical and the horizontal components, and the liquid crystal molecules are re-arranged to have a twist angle and a tilt angle. The polarization of the incident light varies due to the rearrangement of the liquid crystal molecules. | 11-17-2011 |
Byoung-Sun Na, Suwon-City KR
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20110032445 | THIN FILM TRANSISTOR ARRAY PANEL FOR LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A method for manufacturing a thin film transistor array panel is disclosed. A gate wiring pattern is formed on an insulating substrate. A gate insulating layer is formed on the gate wiring pattern. A semiconductor pattern is formed on the gate insulating layer. A transparent conductive layer is formed on the gate insulating layer. The transparent conductive layer is patterned to form a pixel electrode. An opening is formed at a circumference of the pixel electrode. The opening minimizes misalignment during the manufacturing process and prevents shorts between a data line and the pixel electrode. | 02-10-2011 |
20110248274 | THIN FILM TRANSISTOR ARRAY PANEL FOR LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A method for manufacturing a thin film transistor array panel is disclosed. A gate wiring pattern is formed on an insulating substrate. A gate insulating layer is formed on the gate wiring pattern. A semiconductor pattern is formed on the gate insulating layer. A transparent conductive layer is formed on the gate insulating layer. The transparent conductive layer is patterned to form a pixel electrode. An opening is formed at a circumference of the pixel electrode. The opening minimizes misalignment during the manufacturing process and prevents shorts between a data line and the pixel electrode. | 10-13-2011 |
20130229611 | LIQUID CRYSTAL DISPLAY HAVING WIDE VIEWING ANGLE - A liquid crystal display includes a first substrate with pixel electrodes, and a second substrate with a common electrode facing the first substrate. The common electrode has depression patterns corresponding to the pixel electrodes. The side wall of each depression pattern is at an angle of 30-120 degrees with respect to the first substrate. The depression patterns of the common electrode are formed through making depression patterns at color filters. In this structure, the liquid crystal display bears wide viewing angle and good picture quality. | 09-05-2013 |
Chang Hun Na, Goyang-Si KR
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20100288371 | APPARATUS AND METHOD FOR MECHANICALLY REDUCING INTERNAL PRESSURE OF COLUMN IN REFINERY OR PETROCHEMICAL PROCESS - Disclosed is an apparatus and method for mechanically reducing internal pressure of a column in a refinery or petrochemical process, which uses a safety relay valve for operating an emergency shutdown valve able to mechanically block the supply of a heat source in the process, thus reducing the mounting cost, simplifying the process and ensuring high reliability thanks to the use of mechanical signals. | 11-18-2010 |
Chang-Soo Na, Paju KR
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20090279045 | Methods of manufacturing liquid crystal display devices - An LCD device and a method for manufacturing the same is disclosed, in which it is possible to correct a problem of insufficient or excessive supply of liquid crystal in an LCD device by controlling an amount of liquid crystal. The method includes preparing a liquid crystal cell comprised of a first substrate, a second substrate, a liquid crystal layer between the first and second substrates, and a first sealant formed in the periphery of the liquid crystal layer between the first and second substrates; measuring an amount of liquid crystal provided to the inside of liquid crystal cell; forming an inlet for liquid crystal in the first sealant; and regulating the amount of liquid crystal by supplying or discharging the liquid crystal through the inlet; and sealing the inlet. | 11-12-2009 |
Chang Su Na, Gwangju KR
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20100004645 | INVASIVE DUAL-WAVELENGTH LASER ACUPUNCTURE - An invasive laser acupuncture includes a first semiconductor laser connected to a first optical fiber acupuncture and providing red-based laser beam with the first optical fiber acupuncture; a second semiconductor laser connected to a second optical fiber acupuncture and providing a green-based laser beam with the second optical fiber acupuncture; and a driving circuit independently driving the first semiconductor laser and the second semiconductor laser in a continuous mode or a pulse mode by a switching operation. Since red and green lasers can independently be driven in the continuous mode and the pulse mode, the red and green laser can easily be adopted in a reinforcing and reducing treatment method in traditional oriental medicine. In addition, by using a metal-coated optical fiber acupuncture, the optical fiber acupuncture is injected directly into meridian pathways provided under an epidermal layer, such that it is possible to efficiently transmit a laser beam without loss. | 01-07-2010 |
Chan Hyun Na, Pohang KR
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20090176711 | INHIBITORS OF AMYLOID PRECURSOR PROTEIN PROCESSING - Disclosed is a method of using a compound as an inhibitor for β-secretase, wherein the compound is capable of binding to the site within the β-secretase recognition and/or cleavage site on amyloid precursor protein to specifically inhibit the β-secretase's activity to cleave amyloid precursor protein with maintaining its activities to other substrates. Further, the present invention relates to inhibitors of amyloid precursor protein (APP) processing which bind to the site within the β-secretase or γ-secretase cleavage and/or recognition site on amyloid precursor protein. | 07-09-2009 |
Chan Ju Na, Changwon KR
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20100132347 | EXHAUST COOLING APPARATUS FOR CONSTRUCTION EQUIPMENT - An exhaust cooling apparatus for construction equipment, having a cooling fan taking external air into an engine room for heat exchange with a oil cooler and a radiator, and a blower flowing air out of the engine room to the atmosphere. In the apparatus, an outlet of an exhaust pipe for emitting exhaust gas from an engine is fixedly disposed toward a discharge direction of the blower. The discharge direction of the blower is upwardly vertical to the ground. The exhaust cooling apparatus is effective in preventing combustible matters from burning, or preventing plant lives from withering, due to hot exhaust gas around construction equipment such as excavator, by discharging the hot exhaust gas to the atmosphere after cooling it down through air flowing out of the engine room. | 06-03-2010 |
Dae Seok Na, Daegu KR
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20090212695 | White and color photoexcitation light emitting sheet and method for the fabrication thereof - The present invention relates to a white and color photoexcitation light emitting sheet comprising a substrate, a light source formed on the substrate, and a white and color photoexcitation light emitting layer capable of converting a light emitted from the light source into a light having a different wavelength, where the white and color photoexcitation light emitting layer is fabricated by mixing a matrix polymer, white and color photoexcitation light emitting materials and a solvent, spinning the resulting mixture to prepare an ultrafine composite fiber layer of the matrix polymer/photoexcitation light emitting materials, and thermocompressing the ultrafine composite fiber layer; and a method for fabrication thereof. The white and color photoexcitation light emitting sheet according to the present invention has uniform brightness and color coordinates and exhibits high color reproducibility. | 08-27-2009 |
20090215279 | ORGANIC/INORGANIC HYBRID THIN FILM PASSIVATION LAYER FOR BLOCKING MOISTURE/OXYGEN TRANSMISSION AND IMPROVING GAS BARRIER PROPERTY - The present invention relates to an organic/inorganic hybrid thin film passivation layer comprising an organic polymer passivation layer prepared by a UV/ozone curing process and an inorganic thin film passivation layer for blocking moisture and oxygen transmission of an organic electronic device fabricated on a substrate and improving gas barrier property of a plastic substrate; and a fabrication method thereof. Since the organic/inorganic hybrid thin film passivation layer of the present invention converts the surface polarity of an organic polymer passivation layer into hydrophilic by using the UV/ozone curing process, it can improve the adhesion strength between the passivation layer interfaces, increase the light transmission rate due to surface planarization of the organic polymer passivation layer, and enhance gas barrier property by effectively blocking moisture and oxygen transmission. | 08-27-2009 |
20110260147 | ORGANIC/INORGANIC HYBRID THIN FILM PASSIVATION LAYER FOR BLOCKING MOISTURE/OXYGEN TRANSMISSION AND IMPROVING GAS BARRIER PROPERTY - The present invention relates to an organic/inorganic hybrid thin film passivation layer comprising an organic polymer passivation layer prepared by a UV/ozone curing process and an inorganic thin film passivation layer for blocking moisture and oxygen transmission of an organic electronic device fabricated on a substrate and improving gas barrier property of a plastic substrate; and a fabrication method thereof. Since the organic/inorganic hybrid thin film passivation layer of the present invention converts the surface polarity of an organic polymer passivation layer into hydrophilic by using the UV/ozone curing process, it can improve the adhesion strength between the passivation layer interfaces, increase the light transmission rate due to surface planarization of the organic polymer passivation layer, and enhance gas barrier property by effectively blocking moisture and oxygen transmission. | 10-27-2011 |
20120156436 | COLOR CONVERSION LUMINESCENT SHEET AND FABRICATION METHOD FOR THE SAME - A color conversion luminescent sheet and a method of preparing the same, the color conversion luminescent sheet including: an optical sheet having a plurality of protrusions and depressions on its lower surface; a conductive layer disposed on the upper surface of the optical sheet; a color conversion luminescent layer deposited on the upper surface of the conductive layer and comprising a mixture of nanofibers and nanobeads having a binder resin and a color conversion luminescent material; and a protective layer on the upper surface of the color conversion luminescent layer, the protective layer having a stacked structure including an organic polymer protective layer and an inorganic thin protective layer. | 06-21-2012 |
Dae Yup Na, Busan KR
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20100167458 | Thin film type solar cell and method for manufacturing the same - A thin film type solar cell and a method for manufacturing the same is disclosed, which is capable of providing a wide light-transmission area without lowering cell efficiency and increasing processing time, so that the solar cell can be used as a substitute for a glass window in a building. The thin film type solar cell generally comprises a substrate; a plurality of front electrodes at fixed intervals on the substrate; a plurality of semiconductor layers at fixed intervals with a contact portion or separating channel interposed in-between, the plurality of semiconductor layers on the plurality of front electrodes; and a plurality of rear electrodes at fixed intervals by the each separating channel interposed in-between, the each rear electrode being electrically connected with the each front electrode; wherein the each rear electrode is patterned in such a way that a light-transmitting portion is included in a predetermined portion of the rear electrode. | 07-01-2010 |
20130025661 | Thin Film Type Solar Cell and Method for Manufacturing the Same - A thin film type solar cell and a method for manufacturing the same is disclosed, which is capable of providing a wide light-transmission area without lowering cell efficiency and increasing processing time, so that the solar cell can be used as a substitute for a glass window in a building. The thin film type solar cell generally comprises a substrate; a plurality of front electrodes at fixed intervals on the substrate; a plurality of semiconductor layers at fixed intervals with a contact portion or separating channel interposed in-between, the plurality of semiconductor layers on the plurality of front electrodes; and a plurality of rear electrodes at fixed intervals by the each separating channel interposed in-between, the each rear electrode being electrically connected with the each front electrode; wherein the each rear electrode is patterned in such a way that a light-transmitting portion is included in a predetermined portion of the rear electrode. | 01-31-2013 |
Doc-Hwa Na, Changwon-City KR
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20110132651 | CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - A circuit board and a method of manufacturing the circuit board are provided. The method includes forming at least one protruded bump on a first side of a conductive board, forming a dielectric layer on the first side of the conductive board where the at least one bump is formed so as to cover the at least one bump; and etching a second side of the conductive board so as to partially remove the board to form a pattern. | 06-09-2011 |
20130134384 | METHOD OF POST TREATING GRAPHENE AND METHOD OF MANUFACTURING GRAPHENE USING THE SAME - Provided is a method of post treating graphene including providing graphene on a metal thin film, providing a carrier on the graphene, hardening the carrier, and removing the metal thin film from the graphene. | 05-30-2013 |
Dong Hyuk Na, Yuseong-Gu KR
Eun Sang Na, Yongin KR
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20090128988 | DIELECTRIC CERAMIC COMPOSITION FOR LOW-TEMPERATURE SINTERING AND HOT INSULATION RESISTANCE AND MULTILAYER CERAMIC CAPACITOR USING THE SAME - A dielectric ceramic composition for low-temperature sintering and hot insulation resistance (hot IR) is capable of carrying out low-temperature sintering, improving a hot IR characteristic, and meeting X5R characteristics, and a multilayer ceramic capacitor makes use of the dielectric ceramic composition. The dielectric ceramic composition includes a main component BaTiO | 05-21-2009 |
20090258231 | GLASS COMPOSITION FOR LOW TEMPERATURE SINTERING, GLASS FRIT, DIELECTRIC COMPOSITION AND MULTILAYER CERAMIC CAPACITOR USING THE SAME - The invention relates to a glass composition and a glass frit adequate for low temperature sintering agent at 1,100° C. or less, and a dielectric composition and a multilayer ceramic capacitor using the same. The glass composition comprises aLi | 10-15-2009 |
20100069222 | GLASS COMPOSITION FOR LOW TEMPERATURE SINTERING, GLASS FRIT, DIELECTRIC COMPOSITION AND MULTILAYER CERAMIC CAPACITOR USING THE SAME - The invention relates to a glass composition and a glass frit adequate for low temperature sintering agent at 1,100° C. or less, and a dielectric composition and a multilayer ceramic capacitor using the same. The glass composition comprises aLi | 03-18-2010 |
20110141658 | MULTILAYER CERAMIC CAPACITOR - Disclosed is a multilayer ceramic capacitor. The multilayer ceramic capacitor includes a sintered ceramic body, a plurality of first internal electrodes and a plurality of second internal electrodes formed inside the sintered ceramic body, the first and second internal electrodes having ends alternately and respectively exposed to side surfaces of the sintered ceramic body, and first and second external electrodes formed on the side surfaces of the ceramic body and electrically connected to the first and second internal electrodes, the first and second external electrodes each including a plurality of pores with an average pore size of 2 μm to 5 μm and having a porosity of 2% to 10%. | 06-16-2011 |
20110149470 | MULTILAYER CERAMIC CAPACITOR AND MANUFACTURING METHOD THEREOF - Provided are a multilayer ceramic capacitor and a manufacturing method thereof, which can stably secure capacitance and prevent cracking caused by the diffusion of an electrode material. The multilayer ceramic capacitor includes a capacitor body where an inner electrode including a first electrode material and a dielectric layer are alternately laminated, and an outer electrode disposed on an outer surface of the capacitor body and electrically connected to the inner electrode, the outer electrode including a second electrode material. A diffusion layer having a length exceeding 1 μm in which the first and second electrode materials are mixed is provided at a region where the inner electrode and the outer electrode are connected to each other. | 06-23-2011 |
20110149471 | MULTILAYER CERAMIC CAPACITOR AND METHOD OF FABRICATING THE SAME - There is provided a multilayer ceramic capacitor including: a capacitor main body formed by alternately stacking an internal electrode including an internal electrode-forming material and a dielectric layer; and an external electrode formed on the external surface of the capacitor to be electrically connected to the internal electrode and having an external electrode-forming material, wherein the internal electrode includes a non-diffusion layer including the external electrode-forming material of 2 vol % to 20 vol % and a diffusion layer made of the external electrode-forming material on at least one of the both ends of the non-diffusion layer. | 06-23-2011 |
20110157767 | MULTILAYER CERAMIC CAPACITOR - A multilayer ceramic capacitor is provided. In the multilayer ceramic capacitor, a plurality of first and second inner electrodes are formed inside a ceramic sintered body. Ends of the first and second inner electrodes are alternately exposed to both ends of the ceramic sintered body. First and second outer electrodes are formed on both ends of the ceramic sintered body and connected to the first and second inner electrodes. The first and second outer electrodes include a first region having a porosity in the range of 1% to 10%, and a second region having a porosity less than that of the first region. | 06-30-2011 |
20120147517 | MULTILAYER CERAMIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME - There are provided a multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor according to the embodiment of the present invention includes a capacitor body in which inner electrodes including a first electrode material and dielectric layers are alternately stacked; a diffusion barrier layer formed on an outer surface of the capacitor body to be electrically connected to the inner electrodes, including the first electrode material, and having a thickness of 1 μm to 10 μm; and a first outer electrode layer formed to cover the diffusion barrier layer and including a second electrode material having a lower reactivity to oxygen than the first electrode material. | 06-14-2012 |
20120295122 | MULTILAYERED CERAMIC ELECTRONIC COMPONENT - There is provided a multilayered ceramic electronic component having a reduced thickness and exhibiting hermetic sealing. In multilayered ceramic electronic component, an external electrode includes two layers, that is, first and second layers, and the first and second layers contain glass with different compositions, respectively. Therefore, the multilayered ceramic electronic component having high reliability, such as strong adhesion between the external electrode and the internal electrode, prevention of glass exudation, or the like, may be obtained. | 11-22-2012 |
Gi Lyong Na, Gyunggi-Do KR
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20110124368 | Modular input device and portable handset and remote control provided with the same - A modular input device includes a manipulator movable in random directions, a sensor chip to detect displacement of the manipulator, an elastic member to return the displaced manipulator to its originally set position, a direction manipulator operating independently from the manipulator to provide manipulation space for the manipulator and to manipulate directions, a magnetic body moving in association with the manipulator to inform the sensor chip of the displacement of the manipulator, a circuit board having an operation switch at a position corresponding to the manipulator to output a signal detected by the sensor chip to an external device, and a housing to enclose the manipulator, the sensor chip, the magnetic body and the circuit board. | 05-26-2011 |
20120314197 | MASKLESS PROCESSING APPARATUS - Disclosed herein is a maskless processing apparatus including: an illumination optical system providing light illuminated to a substrate; a spatial light modulator (SLM) including a plurality of light conversion devices and controlling corresponding light conversion devices to selectively reflect or transmit the light illuminated from the illumination optical system according to a processing pattern, thereby converting a light amount; a projection optical system arranged so that the plurality of light conversion devices collect light corresponding to a single pixel of the substrate and projecting high energy light provided by the plurality of corresponding light conversion devices to a corresponding pixel when the light converted from the SLM is input; and a controller controlling the SLM to receive the processing pattern and selectively convert the light illuminated from a light source through the plurality of light conversion devices according to the received processing pattern. A digital mask is used, thereby reducing a use cost of a mask, easily taking active action against a change in scale of a product to be processed, and increasing the utilization of maskless processing apparatus. | 12-13-2012 |
Gi Lyong Na, Hwaseong KR
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20100039680 | LASER PROCESSING APPARATUS AND METHOD - A laser processing apparatus includes a stage unit moving a substrate having a plurality of work sections along longitudinal and lateral axes and rotating the substrate at a predetermined angle about a rotational axis, a laser beam oscillating unit oscillating laser beams to process holes in the substrate, a camera unit taking and providing an image of each of the work sections, and a controller correcting a processing location data using the image taken by the camera unit to allow the laser oscillating unit and the scanner unit to accurately process the holes in the substrate. | 02-18-2010 |
Guichea Na, Kyunggi-Do KR
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20090243080 | Flip Chip Interconnection Structure with Bump on Partial Pad and Method Thereof - A semiconductor package includes a semiconductor die with a plurality of solder bumps formed on bump pads. A substrate has a plurality of contact pads each with an exposed sidewall. A solder resist is disposed opening over at least a portion of each contact pad. The solder bumps are reflowed to metallurgically and electrically connect to the contact pads. Each contact pad is sized according to a design rule defined by SRO+2*SRR−2X, where SRO is the solder resist opening, SRR is a solder registration for the manufacturing process, and X is a function of a thickness of the exposed sidewall of the contact pad. The value of X ranges from 5 to 20 microns. The solder bump wets the exposed sidewall of the contact pad and substantially fills an area adjacent to the exposed sidewall. The contact pad can be made circular, rectangular, or donut-shaped. | 10-01-2009 |
Guichea Na, Kyounggi-Do KR
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20100244245 | Filp Chip Interconnection Structure with Bump on Partial Pad and Method Thereof - A semiconductor package includes a semiconductor die with a plurality of solder bumps formed on bump pads. A substrate has a plurality of contact pads each with an exposed sidewall. A solder resist is disposed opening over at least a portion of each contact pad. The solder bumps are reflowed to metallurgically and electrically connect to the contact pads. Each contact pad is sized according to a design rule defined by SRO+2*SRR−2X, where SRO is the solder resist opening, SRR is a solder registration for the manufacturing process, and X is a function of a thickness of the exposed sidewall of the contact pad. The value of X ranges from 5 to 20 microns. The solder bump wets the exposed sidewall of the contact pad and substantially fills an area adjacent to the exposed sidewall. The contact pad can be made circular, rectangular, or donut-shaped. | 09-30-2010 |
Guk-Joo Na, Kimpo-Si KR
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20110069518 | RESONANT INVERTER OF RADIO FREQUENCY GENERATOR FOR RADIOFREQUENCY ABLATION - Disclosed herein is the resonant inverter of a radio frequency (RF) generator for radiofrequency ablation (RFA). The resonant inverter of RF generator for RFA amplifies to high power an oscillation frequency output from an oscillator and provides the amplified oscillation frequency to an electrode. The resonant inverter processes the oscillation frequency output from the oscillator as a high-power sine wave having a frequency of 480 kHz and a Root Mean Square (RMS) power of 30 to 200 watts, and transfers the high-power sine wave to the electrode. | 03-24-2011 |
20110071513 | COMMON-MODE NOISE FILTER OF RADIO FREQUENCY GENERATOR FOR RADIOFREQUENCY ABLATION - Disclosed herein is a common-mode noise filter of an RF generator for radiofrequency ablation. The common-mode noise filter of the RF generator for RFA amplifies an oscillation frequency provided by an oscillator to AC output using amplification means, and providing the amplified oscillation frequency to electrodes. The common-mode noise filter is disposed between the amplification means and the electrodes, thus eliminating harmonic components generated by the electrodes depending on conditions of medical treatment when the electrodes are used. Accordingly, the present invention can prevent the distortion of images or waveforms attributable to harmonic components from occurring in a diagnostic imaging device such as a diagnostic ultrasound system used together with the RF generator for RFA as well as in the RF generator's own display unit. | 03-24-2011 |
20110071514 | METHOD AND SYSTEM FOR CONTROLLING RADIO FREQUENCY OUTPUT ACCORDING TO CHANGE IN IMPEDANCE OF BIOLOGICAL CELLS - Disclosed herein is a method and system for controlling radio frequency (RF) output according to the change in impedance of biological cells. In the method of controlling radio frequency (RF) output according to a change in impedance of biological cells, phases of RF voltage and current applied to the electrode are detected and a difference between the phases is obtained. A change in impedance such as a resistance component and a capacitive reactance component (XC) of the biological cells at the time of performing cauterization is obtained. An inductive reactance component (XL) is connected to an RF output terminal so as to cancel the capacitive reactance component (XC) (XC=XL), thus enabling the output impedance to have a resistance component. | 03-24-2011 |
Gun-Pyo Na, Seongnam-Si KR
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20090094579 | METHOD AND SOFTWARE FOR EDITING WEB DOCUMENTS - Disclosed is a method of editing text using a web-based text editor. The method comprises opening a document using a web-based text editor; receiving a first user input for selecting a block of text in the document; in reply to the first user input, inserting, into a source code of the document, a first temporary node before the selected block and a second temporary node after the selected block; receiving a second user input for applying an attribute to the selected block; and in reply to the second user input, adding an attribute node between the first and second temporary nodes of the source code so as to apply the attribute to at least part of the block of the document. | 04-09-2009 |
Gyu Sung Na, Incheon KR
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20100058816 | Drum type washing machine - Disclosed herein is a drum type washing machine including a body, a tub arranged in the body, and a drum rotatably installed in the tub, and an inner surface of a rear wall of the has a flat portion along a rotating direction of the drum. | 03-11-2010 |
Hae-Young Na, Daejon KR
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20100157893 | APPARATUS AND METHOD FOR TRANSMITTING DATA IN WIRELESS COMMUNICATION SYSTEM - Disclosed is an apparatus and method for transmitting data in a wireless communication system. The apparatus for transmitting a packet data in a wireless communication system includes a Media Access Control (MAC) layer for determining the number of the number of preambles to be inserted based on a feed-back reply signal from a receiver, and generating a multi-preamble aggregation packet by inserting the determined number of preambles into packets received from an upper layer and a physical layer for forming the multi-preamble aggregation packet generated in a data processing unit, by using a physical layer packet, and transmitting the formed multi-preamble aggregation packet. | 06-24-2010 |
Hoon Ho Na, Daejeon-Si KR
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20110102408 | LAYOUT OF LCD DRIVING CIRCUIT - A layout of a liquid crystal display driving circuit is capable of minimizing an area which the layout occupies. The layout of the liquid crystal display driving circuit transmits positive analog voltages and negative analog voltages to a liquid crystal display, and includes a digital-to-analog converter (DAC) block and a buffer block. The DAC block has N/2 positive DACs generating the respective positive analog voltages corresponding to corresponding digital data using a positive reference voltage, where N is the integer, and N/2 negative DACs generating the respective negative analog voltages corresponding to corresponding digital data using a negative reference voltage. The buffer block has N/2 positive and negative buffers, which buffer the N/2 positive and negative analog voltages, and are alternately arranged. The N/2 positive and negative DACs are divided into groups one by one or in twos or more, and the groups are alternately arranged. | 05-05-2011 |
Hoonjoo Na, Hwaseong-Si KR
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20100072556 | Semiconductor device and associated methods - A semiconductor device and associated methods, the semiconductor device including a semiconductor substrate with a first well region, a first gate electrode disposed on the first well region, and a first N-type capping pattern, a first P-type capping pattern, and a first gate dielectric pattern disposed between the first well region and the first gate electrode. | 03-25-2010 |
20110237062 | Semiconductor Device And Method Of Fabricating The Same - A method of fabricating a semiconductor device includes forming an interlayer dielectric on a substrate, the interlayer dielectric including first and second openings respectively disposed in first and second regions formed separately in the substrate; fondling a first conductive layer filling the first and second openings; etching the first conductive layer such that a bottom surface of the first opening is exposed and a portion of the first conductive layer in the second opening remains; and forming a second conductive layer filling the first opening and a portion of the second opening. | 09-29-2011 |
20120009746 | METHODS OF FORMING A SEMICONDUCTOR DEVICE - A semiconductor device and associated methods, the semiconductor device including a semiconductor substrate with a first well region, a first gate electrode disposed on the first well region, and a first N-type capping pattern, a first P-type capping pattern, and a first gate dielectric pattern disposed between the first well region and the first gate electrode. | 01-12-2012 |
20120280329 | SEMICONDUCTOR DEVICE - A semiconductor device and associated methods, the semiconductor device including a semiconductor substrate with a first well region, a first gate electrode disposed on the first well region, and a first N-type capping pattern, a first P-type capping pattern, and a first gate dielectric pattern disposed between the first well region and the first gate electrode. | 11-08-2012 |
20130043518 | Semiconductor Device And Method Of Fabricating The Same - A method of fabricating a semiconductor device includes forming an interlayer dielectric on a substrate, the interlayer dielectric including first and second openings respectively disposed in first and second regions formed separately in the substrate; forming a first conductive layer filling the first and second openings; etching the first conductive layer such that a bottom surface of the first opening is exposed and a portion of the first conductive layer in the second opening remains; and forming a second conductive layer filling the first opening and a portion of the second opening. | 02-21-2013 |
Hoon-Joo Na, Hwaseong-Si KR
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20100203716 | METHOD OF FABRICATING SEMICONDUCTOR DEVICE HAVING DUAL GATE - A method of fabricating a semiconductor device having a dual gate allows for the gates to have a wide variety of threshold voltages. The method includes forming a gate insulation layer, a first capping layer, and a barrier layer in the foregoing sequence across a first region and a second region on a substrate, exposing the gate insulation layer on the first region by removing the first capping layer and the barrier layer from the first region, forming a second capping layer on the gate insulation layer in the first region and on the barrier layer in the second region, and thermally processing the substrate on which the second capping layer is formed. The thermal processing causes material of the second capping layer to spread into the gate insulation layer in the first region and material of the first capping layer to spread into the gate insulation layer in the second region. Thus, devices having different threshold voltages can be formed in the first and second regions. | 08-12-2010 |
20110180879 | CMOS TRANSISTOR, SEMICONDUCTOR DEVICE INCLUDING THE TRANSISTOR, AND SEMICONDUCTOR MODULE INCLUDING THE DEVICE - Provided are a CMOS transistor, a semiconductor device having the transistor, and a semiconductor module having the device. The CMOS transistor may include first and second interconnection structures respectively disposed in first and second regions of a semiconductor substrate. The first and second regions of the semiconductor substrate may have different conductivity types. The first and second interconnection structures may be disposed on the semiconductor substrate. The first interconnection structure may have a different stacked structure from the second interconnection structure. The CMOS transistor may be disposed in the semiconductor device. The semiconductor device may be disposed in the semiconductor module. | 07-28-2011 |
20110217833 | METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE USING AN ETCHANT - In an etchant for etching a capping layer having etching selectivity with respect to a dielectric layer, the capping layer changes compositions of the dielectric layer, to thereby control a threshold voltage of a gate electrode including the dielectric layer. The etchant includes about 0.01 to 3 percent by weight of an acid, about 10 to 40 percent by weight of a fluoride salt and a solvent. Accordingly, the dielectric layer is prevented from being damaged by the etching process for removing the capping layer and the electric characteristics of the gate electrode are improved. | 09-08-2011 |
20120122309 | METHOD OF FABRICATING SEMICONDUCTOR DEVICE USING A WORK FUNCTION CONTROL FILM - A method of fabricating a semiconductor device may include: preparing a substrate in which first and second regions are defined; forming an interlayer insulating film, which includes first and second trenches, on the substrate; forming a work function control film, which contains Al and N, along a top surface of the interlayer insulating film, side and bottom surfaces of the first trench, and side and bottom surfaces of the second trench; forming a mask pattern on the work function control film formed in the second region; injecting a work function control material into the work function control film formed in the first region to control a work function of the work function control film formed in the first region; removing the mask pattern; and forming a first metal gate electrode to fill the first trench and forming a second metal gate electrode to fill the second trench. | 05-17-2012 |
20120292715 | SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME - A method of manufacturing a semiconductor device, a semiconductor device and systems incorporating the same include transistors having a gate metal doped with impurities. An altered work function of the transistor may alter a threshold voltage of the transistor. In certain embodiments, a gate metal of a first MOSFET is doped with impurities. A gate metal of a second MOSFET may be left undoped, doped with the same impurities with a different concentration, and/or doped with different impurities. In some embodiments, the MOSFETs are FinFETs, and the doping may be a conformal doping | 11-22-2012 |
20120329262 | METHODS FOR MANUFACTURING SEMICONDUCTOR DEVICES USING ETCH STOP DIELECTRIC LAYERS AND RELATED DEVICES - A method for manufacturing a semiconductor may include providing a substrate having first and second regions defined therein, forming an interlayer dielectric layer including first and second trenches formed in the first and second regions, respectively, and conformally forming a gate dielectric layer along a top surface of the interlayer dielectric layer, side and bottom surfaces of the first trench and side, and bottom surfaces of the second trench. An etch stop dielectric layer may be formed on the gate dielectric layer, a first metal layer may be formed to fill the first and second trenches, and the first metal layer in the first region may be removed using the etch stop dielectric layer as an etch stopper. | 12-27-2012 |
20140246726 | METHODS FOR MANUFACTURING SEMICONDUCTOR DEVICES USING ETCH STOP DIELECTRIC LAYERS AND RELATED DEVICES - A method for manufacturing a semiconductor may include providing a substrate having first and second regions defined therein, forming an interlayer dielectric layer including first and second trenches formed in the first and second regions, respectively, and conformally forming a gate dielectric layer along a top surface of the interlayer dielectric layer, side and bottom surfaces of the first trench and side, and bottom surfaces of the second trench. An etch stop dielectric layer may be formed on the gate dielectric layer, a first metal layer may be formed to fill the first and second trenches, and the first metal layer in the first region may be removed using the etch stop dielectric layer as an etch stopper. | 09-04-2014 |
20140302652 | SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME - A method of manufacturing a semiconductor device, a semiconductor device and systems incorporating the same include transistors having a gate metal doped with impurities. An altered work function of the transistor may alter a threshold voltage of the transistor. In certain embodiments, a gate metal of a first MOSFET is doped with impurities. A gate metal of a second MOSFET may be left undoped, doped with the same impurities with a different concentration, and/or doped with different impurities. In some embodiments, the MOSFETs are FinFETs, and the doping may be a conformal doping | 10-09-2014 |
Hoon-Ju Na, Hwaseong-Si KR
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20110121399 | COMPLEMENTARY METAL OXIDE SEMICONDUCTOR DEVICE HAVING METAL GATE STACK STRUCTURE AND METHOD OF MANUFACTURING THE SAME - A complementary metal oxide semiconductor (CMOS) device including: a semiconductor substrate including a NMOS region and a PMOS region; a NMOS metal gate stack structure on the NMOS region and including a first high dielectric layer, a first barrier metal gate on the first high dielectric layer and including a metal oxide nitride layer, and a first metal gate on the first barrier metal gate; and a PMOS metal gate stack structure on the PMOS region and including a second high dielectric layer, a second barrier metal gate on the second high dielectric layer and including a metal oxide nitride layer, and a second metal gate on the second barrier metal gate. | 05-26-2011 |
Hyung Jin Na, Gyeongbuk KR
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20100233784 | Method and Kit for Isolating and Fractioning Phosphoproteins - Disclosed herein a method and a kit for fractioning/isolating phosphoproteins. Calcium ions, barium ions, cobalt ions and molybdenum ions are bound specifically to phosphoproteins to form metal-phosphoprotein complexes. They can be easily precipitated with precipitants including sulfates, citrates, bicarbonates and carbonates. | 09-16-2010 |
20100297661 | Diagnostic Composition and Kit for Renal Cell Carcinoma - Disclosed herein are a composition and a kit for diagnosing renal cell carcinoma. The composition and kit employ, as a renal cell carcinoma marker, nicotinamide N-methyltransferase, L-plastin, secretagogin, NM23A, CapG, which is an actin regulatory protein, and/or C4a anaphylatoxin. | 11-25-2010 |
Ik Kyun Na, Incheon KR
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20090311087 | Apparatus for picking up semiconductor package - Disclosed is a semiconductor package pickup apparatus. The apparatus includes a picker base formed with first and second main feeding holes, which are connected to each pneumatic line providing a pneumatic pressure and aligned in a dual-layer structure, and an adsorption pad coupled to a lower portion of the picker base and formed with adsorption holes connected to the first and second main feeding holes. The pneumatic pressure supplied into the first and second main feeding holes is independently controlled, so that the apparatus easily loads or picks up semiconductor packages, even if the size of the semiconductor packages becomes reduced. | 12-17-2009 |
Il-Ho Na, Seongnam City KR
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20110063013 | MIXER CIRCUIT - The present invention discloses a mixer circuit for mixing two input signals by source-coupled MOS transistors and outputting a mixed result. A duty cycle controlling MOS transistor is connected to a source of each source-coupled MOS transistor in series. A duty cycle controlling pulse is applied to a gate of the duty cycle controlling MOS transistor. The duty cycle controlling pulse has a phase shift of −90 degrees with respect to a controlling pulse applied to the gate of the source-coupled MOS transistor connected with the duty cycle controlling MOS transistor in series. An AND-combination of the duty cycles of the two controlling pulses applied to the gates of the two MOS transistors connected in series can be controlled at 25%. Comparing to the conventional mixer circuit having a switch control duty cycle of 50%, the present invention achieves the effects of increasing the gain and reducing the noise figure. | 03-17-2011 |
Ilju Na, Suwon KR
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20110096681 | METHOD AND SYSTEM FOR DIGITAL CONTENT PROTECTION LOCALITY CHECK WITH ADAPTIVE TIMELINE IN WIRELESS COMMUNICATION SYSTEMS - A method and system for data communication in a wireless network is provided. A wireless transmitter transmits a locality check message from a wireless transmitter to a wireless receiver over a wireless communication medium. Upon receiving a locality check response message from the wireless receiver, the wireless transmitter marks the locality check response message as valid even if it arrives after an original locality check time period since transmission of the locality check message, but before the end of an adjusted locality check time period. The adjusted locality check time period comprises said original locality check time period adjusted by delays in processing layers at the transmitter and wireless communication medium access delays in data communication between the wireless transmitter and the wireless receiver. | 04-28-2011 |
20110261823 | METHOD AND SYSTEM FOR MULTIPLEXING DATA STREAMING IN AUDIO/VIDEO NETWORKS - A method and system for communication in high speed audio/video networks. In one embodiment, communication between AV devices comprises establishing an AV path stream for AV data streaming between a source AV device and a destination AV device. Each AV device includes one or more I/O ports for connecting the AV device to another AV device via a communication link including multiple communication lanes. Asynchronous and isochronous AV data are multiplexed for transmission via one or more fixed length data cells, each data cell capable of carrying one or more of: asynchronous data symbols and isochronous data symbols. Isochronous data is mapped onto isochronous symbols in one or more data cells, Asynchronous symbols are mapped onto one or more data cells. One or more data cells are transmitted from a physical layer the source AV device to the destination AV device via one or more communication lanes. | 10-27-2011 |
20110265139 | METHOD AND SYSTEM FOR ISOCHRONOUS COMMUNICATION IN AUDIO/VIDEO NETWORKS - Method and system for isochronous communication between audio/video (AV) devices. One implementation comprises establishing isochronous connection between a source AV device and a destination AV device. Each AV device includes multiple I/O ports for connecting the AV device to another AV device via a communication link comprising multiple communication lanes. The isochronous connection is established by determining end-to-end temporal and spatial lane availability between the source AV device and the destination AV device to support a target date rate. Communication resources are allocated on the available lanes based on the target date rate for isochronous communication between the source AV device and the destination AV device. | 10-27-2011 |
20120151537 | METHOD AND SYSTEM FOR ASYNCHRONOUS AND ISOCHRONOUS DATA TRANSMISSION IN A HIGH SPEED VIDEO NETWORK - A method and system for communication between audio/video (AV) devices. In one embodiment communication between AV devices includes establishing an AV path stream for AV data streaming between a source AV device and a destination AV device, wherein each AV device includes one or more I/O ports for connecting the AV device to another AV device via a communication link including multiple communication lanes. Asynchronous and isochronous AV data is multiplexed for transmission via one or more fixed length data cells, each data cell capable of carrying one or more of: an asynchronous data symbol and an isochronous data symbol. Multiplexing includes selectively mapping asynchronous data onto isochronous symbols for transmission during a video blanking period. One or more data cells are transmitted from a physical layer of the source AV device to the destination AV device, via one or more communication lanes. | 06-14-2012 |
20120314597 | ENHANCED STREAM RESERVATION PROTOCOL FOR AUDIO VIDEO NETWORKS - An enhanced stream reservation protocol comprising a Talker device sending a Stream Reservation Protocol (SRP) Talker Advertise message for streaming data to a Listener device, receiving the Talker Advertise message and checking bandwidth availability on an output port thereof for the streaming. In case of insufficient communication bandwidth, sending a failure message that includes information about available bandwidth from the Talker device to the Listener device. A protocol for communication in a bridged network, comprising a Talker device sending an SRP Talker Advertise message for streaming data to a Listener device. The Talker Advertise message includes communication path information from the Talker device to the Listener device. A communication path from the Talker device to the Listener device is selected based on said path metrics, for streaming data between the Talker device and the Listener device. | 12-13-2012 |
20120314713 | METHOD AND SYSTEM FOR PROXY ENTITY REPRESENTATION IN AUDIO/VIDEO NETWORKS - Communication in an AV network includes a Talker device initiating communication with a Listener device via a proxy device for data streaming. The proxy device participates in one or more of: content discovery, connection establishment, AV selection and AV streaming between the Talker device initiating communication with a Listener device. | 12-13-2012 |
Jae Hyun Na, Ansan-Si KR
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20100133886 | Walk-In and Folding Apparatus for Seat - A walk-in and folding apparatus for a seat includes a locking link installed on a cushion frame by means of an elastic hinge, and connected with a locking unit via a first wire so as to, upon rotation, release the locked locking unit, and a walk-in pin installed on a frame of a seat back by means of another elastic hinge, protruding towards the locking link so as to, upon folding of the frame of the seat back, force the locking link to rotate, and connected with a folding lever in such a manner as to rotate in association with the same so as to, upon a folding action caused by operation of the folding lever, rotate so that it does not interfere with the locking link. | 06-03-2010 |
20100289304 | AUTOMOTIVE SEAT CUSHION WITH DRAIN DEVICE - An automotive seat cushion with a drain device may include a seat cushion including a cushion pad which is disposed inside the seat cushion and a covering which is disposed outside the cushion pad and is connected to the cushion pad by a hog ring, a passenger classification sensor which is disposed between the cushion pad and the covering and detects whether a seat is occupied by an occupant or not, a drain hole which is formed by vertically penetrating the seat cushion, and a drain hole guide member which is inserted into the drain hole and engaged thereto to maintain a shape of the drain hole. | 11-18-2010 |
Jae-Woong Na, Gumi-City KR
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20100188804 | DISPLAY DEVICE - Provided is a display device. The display device includes a main body, a coupling portion, a first elevating member, a second elevating member, a guide unit, and a base. The main body receives a display module. The coupling portion is connected to a rear side of the main body. The first elevating member is coupled to the coupling portion. The second elevating member is rotatably coupled with respect to the first elevating member. The guide unit supports the first and second elevating members. The base supports the guide unit. | 07-29-2010 |
Jeonghyun Na, Hwaseong-City KR
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20090308368 | Tube Unit of Ignition Spark Plug for Engine - A tube unit of a spark plug for an engine that is used for mounting the spark plug in a cylinder head, may include a spark plug tube including a hollow tube body inserted in an interior mounting hole of the cylinder head, wherein a lower end of the hollow tube body that a gasket is coupled thereto is mounted at an upper end of a penetration hole formed at a lower deck, and a compression bolt engaged to the interior mounting hole of the cylinder head at an upper end of the hollow tube body so as to apply compression force to the hollow tube body and generate surface pressure to the gasket for sealing a gap disposed between the hollow tube body and the penetration hole while the compression bolt is engaged to the interior mounting hole of the cylinder head. | 12-17-2009 |
Jihoon Na, Gwangju KR
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20090052849 | OPTICAL FIBER PROBE FOR SIDE IMAGING AND METHOD OF MANUFACTURING THE SAME - Disclosed are an optical fiber probe for side imaging and a method of manufacturing the same. An optical fiber probe according to an aspect of the invention includes a photonic crystal fiber, and an optical fiber lens that is formed by applying heat to a predetermined region including one end of the photonic crystal fiber and substantially removing air holes formed in the predetermined region. The optical fiber lens includes a light diffusion region that diffuses light propagating along a core of the photonic crystal fiber and focuses the light to enable side imaging, a reflector surface that reflects the light at a right angle to enable side imaging, and a lens surface that focuses the light. A small-sized optical fiber probe can be manufactured using a simple manufacturing process, and the optical fiber probe can be miniaturized. Therefore, a light measurement system can be miniaturized, which makes it possible to obtain side images of a very small sample, such as a blood vessel. | 02-26-2009 |
Jong-Hee Na, Asan-Si KR
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20110109662 | DRIVING APPARATUS AND DRIVING METHOD OF LIQUID CRYSTAL DISPLAY - A driving apparatus for a liquid crystal display, which includes a first pixel, a second pixel and a third pixel that display different colors, includes: an image signal compensation unit that compensates input image signals corresponding to the first pixel, the second pixel, and the third pixel to generate compensated input image signals; and a data driver that supplies data voltages to the first pixel, the second pixel and the third pixel based on the compensated input image signals. The image signal compensation unit shifts a value of the input image signal corresponding to the first pixel by a first value with respect to a common voltage, shifts a value of the input image signal corresponding to the second pixel by a second value with respect to the common voltage, and shifts a value of the input image signal corresponding to the third pixel by a third value with respect to the common voltage. | 05-12-2011 |
20120033001 | DISPLAY DEVICE - A display device includes a first display panel facing a second display panel with a liquid crystal layer between them. The first display panel has a first gate line, a second gate line spaced apart from the first gate line, a first and second storage lines both spaced apart from the first gate line, first and second switching elements controlled by a first gate signal applied through the first gate line, a first sub-pixel electrode connected to the first switching element, a second sub-pixel electrode connected to the second switching element, a third switching element controlled by a second gate signal applied through the second gate line, and a coupling electrode connected to the third switching element and having a portion overlapping the second storage line. Different voltages are applied to the first storage line and the second storage line. | 02-09-2012 |
20120256977 | METHOD OF DRIVING A DISPLAY PANEL AND A DISPLAY APPARATUS PERFORMING THE METHOD - A method of driving a display panel includes driving a first sub area and a second sub area of a pixel part in a two-dimensional (2D) image mode, wherein a first luminance difference exists between the first and second sub areas in the 2D image mode, and driving the first sub area and the second sub area of the pixel part in a three-dimensional (3D) image mode, wherein a second luminance difference exists between the first and second sub areas in the 3D image mode, the second luminance difference being smaller than the first luminance difference. | 10-11-2012 |
Jong-Keun Na, Chungcheongnam-Do KR
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20090172224 | DATA TRANSMITTER AND DATA RECEIVER - A data transmitter includes: a packetization unit receiving primary data from a data processor and packetizing the primary data; a high-speed transmission unit transmitting a data packet obtained from the packetization to a display device in a high-speed mode; and a low-speed transmission unit relaying and transmitting secondary data between the data processor and the display device in a low-speed mode. Accordingly, it is possible to transmit and receive data rapidly and efficiently. | 07-02-2009 |
Jong-Moon Na, Busan-Si KR
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20100289973 | MULTIFUNCTIONAL THERAPEUTIC DEVICE WITH EDUCATIONAL AND ENTERTAINMENT FUNCTIONS - Disclosed herein is a multifunctional therapeutic device with educational and entertainment functions, including a body including a program engine and a power supply unit. The multifunctional therapeutic device includes a data storage unit, an image display unit, and a sound output unit. The data storage unit is removably mounted on the body, is electrically connected to the program engine, and temporarily stores image and sound output data. The image display unit is mounted on the remaining side of the body so that its angle can be adjusted, is electrically connected to the program engine, and outputs an image through the program engine. The sound output unit is mounted between the data storage unit and the image display unit, is electrically connected to the program engine, and outputs a sound through the program engine. The image display unit and the sound output unit are operated separately or in combination. | 11-18-2010 |
Jung Chan Na, Daejeon-City KR
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20090094699 | APPARATUS AND METHOD OF DETECTING NETWORK ATTACK SITUATION - Provided is an apparatus for detecting a network attack situation. The apparatus includes an alarm receiver receiving a plurality of alarms raised in a network to which the alarm receiver is connected, converting the alarms into predetermined alarm data, and outputting the alarm data; an alarm processor analyzing an attack situation in the network based on attributes of the alarm data and a number of times that the alarm data is generated; a memory storing basic data needed to analyze the state of the network and providing the basic data to the alarm processor; and an interface transmitting the result of the analysis by the alarm processor to an external device, receiving a predetermined critical value from the external device, which is a basis for determining the occurrence of the attack situation, and outputting the critical value to the alarm processor such that the alarm processor can store the critical value in the memory. Equal numbers of hash engines and detection engines for processing the alarms in the network to the number of data groups classified as network attack situations are formed in a line. Therefore, a network attack situation can be detected in real time based on a great number of alarms indicating intrusion detection. | 04-09-2009 |
Ki Cheol Na, Cheongju-Si KR
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20100105255 | CONDUCTOR BASE AND FINGER MODULE OF AIR CIRCUIT BREAKER - A conductor base coupled to a finger module of an air circuit breaker. Since the connector of the conductor base has the curved surface formed on a side of an end portion thereof and tooth-coupled with the contactor of the finger module, the contactor of the finger module has another curved surface corresponding to the curved surface of the connector and the contactor is elastically supported in a vertical direction by the plate spring to allow both end portions of the contactor to perform a vertical elastic movement relative to a longitudinal center of the contactor. The present invention can prevent damages due to a mechanical impact between the connector of the conductor base and the contactor of the finger module, which may occur while the breaker terminal is inserted into the finger module, to thereby extend the lifespan of the conductor base and the finger module. | 04-29-2010 |
Ki-Chul Na, Cheongju KR
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20090015990 | DRAW IN-OUT APPARATUS FOR AIR CIRCUIT BREAKER - Disclosed is a draw in-out apparatus that is suitable for an air circuit breaker having large capacity and size, the apparatus comprising: a movable plate meshed with the thread portion of a spindle so as to be movable back and forth; rack gear installed on the movable plate so as to be movable back and forth along with the movable plate moving back and forth; pinion gear installed to be meshed with the rack gear and rotatable according to the rack gear moving back and forth; a cam rotatable by a rotational driving force transferred from the pinion gear by being provided with a teeth portion meshed with the pinion gear and having a radius larger than those of the pinion gear so as to amplify a torque transferred from the pinion gear and provided with a cam slot portion for enduring a load of the main body and a reaction force generated when the main body and the cradle are electrically connected to each other while the main body is moved to a connected position; a pivot disposed on the cradle at a position adjacent to the middle of a height between electric terminals of the cradle so as for the cam to effectively endure the load of the main body and the reaction force generated when the main body and the cradle are electrically connected to each other; and a driving protruding portion extended from the main body with moving together with the main body and connected to the cam thus to transfer a driving force from the cam to the main body. | 01-15-2009 |
Kun Na, Bucheon-Si KR
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20080300296 | Coating agent for drug releasing stent, preparation method thereof and drug releasing stent coated therewith - Disclosed are a coating agent for drug releasing stents, a method for preparing the same and a drug releasing stent coated therewith. The coating agent comprises a biologically active material and a coating material selected from among pullulan acetate, represented by the following Chemical Formula 1, and a polyurethane-surfactant mixture. | 12-04-2008 |
20090286864 | Coating agent for drug releasing stent, preparation method thereof and drug releasing stent coated therewith - Disclosed are a coating agent for drug releasing stents, a method for preparing the same and a drug releasing stent coated therewith. The coating agent for drug releasing stents comprises nanoparticles with a biologically active material entrapped therein, wherein the particles are formed of a polyethyleneimine (PEI)-deoxycholic acid (DOCA) polymer (PDo) in which 1˜8 moles of DOCA are grafted per mole of PEI. | 11-19-2009 |
20130272965 | Biocompatible Agent for Dispersing Nanoparticles into an Aqueous Medium Using Mussel Adhesive Protein-Mimetic Polymer - Provided are a mussel adhesive protein-mimetic dispersion stabilizing agent to disperse nanoparticles in an aqueous medium, a colloidal solution including nanoparticles dispersed and stabilized by the dispersion stabilizing agent, and a contrast agent including the colloidal solution. More particularly, the mussel adhesive protein-mimetic dispersion stabilizer is a polyethyleneimine-graft-(poly-ethyleneglycol;polyDOPA) PEI-graft-(PEG;PDOPA). The graft polymer is formed of two parts. One is polyethyleneglycol grafted with a polyethyleneime which has an affinity to an aqueous medium, and the other is polyDOPA which has an affinity to the surface of nanoparticles. Because of those characteristics, the stabilizer shows a stable dispersion of nano particles in the aqueous medium. | 10-17-2013 |
Kun Na, Suwon KR
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20080213379 | Tumor environment-induced ligand-expressing nanocarrier system - Drug delivery compositions for specific delivery of a drug to a tumor are described. These compositions include a core for sequestering the drug and a shell to which a ligand is attached for delivery of a drug to target cells. Since normal cells may also be targeted by the ligand, the compositions embed the ligand in the shell until the localized conditions surrounding the tumor cause the ligand to be displayed on the surface of the shell. One composition exhibits shrinkage of the shell at tumor pH, whereas another composition exhibits extension of the ligand at tumor pH. Still another composition causes the ligand to be exhibited at an elevated temperature. | 09-04-2008 |
Kwang Jin Na, Ichon KR
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20090168548 | DATA OUTPUT CIRCUIT IN SEMICONDUCTOR MEMORY APPARATUS - A data output circuit in a semiconductor memory apparatus includes a first data driving unit configured to generate a first driving data at a first timing, a first buffering unit configured to generate a first output data by buffering the first driving data, a second data driving unit configured to generate a second driving data at a second timing that is different from the first timing, and a second buffering unit configured to generate a second output data by buffering the second driving data. | 07-02-2009 |
Kwang Jin Na, Anyang-Shi KR
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20100172196 | Circuit for Generating Data Strobe Signal in DDR Memory Device and Method Therefor - The present invention discloses a circuit for generating a data strobe signal in a DDR memory device and a method therefor which can precisely distinguish preamble and postamble periods of the data strobe signal by generating pulses for generating the data strobe signal only in a data strobe signal input period by using an internal clock signal according to CAS latency under a read command, and generating the data strobe signal by using the pulses, and which can improve reliability of the circuit operation by precisely controlling operation timing with the internal clock signal. | 07-08-2010 |
Kwang-Jin Na, Kyoungki-Do KR
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20080239845 | Semiconductor memory device and method for driving the same - A semiconductor memory device includes a delay locked loop (DLL) unit configured to generate a plurality of DLL clocks, each having a different phase according to delay values predefined by a DLL operation; a data output buffering unit configured to output data in response to the DLL clocks; and a skew compensating unit disposed between the DLL unit and the data output buffering unit to remove a clock skew occurring when the DLL clocks are transferred to the data output buffering unit. | 10-02-2008 |
20090115486 | Apparatus and method for generating multi-phase clocks - An apparatus for generating multi-phase clocks in accordance with the present invention includes a clock delay configured to delay a source clock by a delay time corresponding to a control signal to generate a plurality of clocks; a clock multiplexer configured to output a first clock for a first locking region and a second clock for a second locking region sequentially as a selected clock in response to a locking detection signal; a phase detector configured to detect a phase of the selected clock in comparison to a phase of the source clock to output a phase detection signal; and a control voltage signal generator configured to generate the control signal corresponding to the phase detection signal. | 05-07-2009 |
Kyoung Duk Na, Gunpo-Si KR
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20100102155 | Fixed Quantity Supply Apparatus for Breaking Open Waste Envelope - A waste steady-supply apparatus, including: an input hopper for transferring waste envelopes introduced from outside to a waste envelope breaking device; a break-supply assembly that is steadily and continuously breaking the waste envelopes open; and a cutting assembly for additionally cutting and discharging the waste envelope which has not broken enough by the break-supply assembly. | 04-29-2010 |
Kyoung Pil Na, Incheon KR
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20110021035 | DEPOSITION APPARATUS AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME - Provided are a deposition apparatus and a method of manufacturing a semiconductor device. In the method, a reaction chamber provided with a gaseous source supply unit and a liquid source supply unit is prepared, and an etch stop layer is formed on a substrate by using a gaseous source. Then, an interlayer insulation layer is formed on the etch stop layer by using a vaporized liquid source and a vaporized dopant source. In this way, the etch stop layer and the interlayer insulation layer are formed in-situ in the same reaction chamber. | 01-27-2011 |
20140322920 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME - Provided are a deposition apparatus and a method of manufacturing a semiconductor device. In the method, a reaction chamber provided with a gaseous source supply unit and a liquid source supply unit is prepared, and an etch stop layer is formed on a substrate by using a gaseous source. Then, an interlayer insulation layer is formed on the etch stop layer by using a vaporized liquid source and a vaporized dopant source. In this way, the etch stop layer and the interlayer insulation layer are formed in-situ in the same reaction chamber. | 10-30-2014 |
Kyu-Hwan Na, Incheon KR
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20100112697 | PROCESS FOR THE HIGH-PURITY ISOLATION OF MESENCHYMAL STEM CELLS DERIVED FROM PLACENTAL CHORIONIC PLATE MEMBRANE - The present invention provides a method for isolating mesenchymal stem cells derived from a placental chorionic plate membrane, the method including: (a) harvesting a chorionic plate membrane from a detached placenta; (b) harvesting cells present in the chorionic plate membrane obtained in step (a) by scraping; (c) adding a solution containing trypsin and ethylenediaminetetraacetate to the cells obtained in step (b) to perform an enzymatic reaction and adding a fetal bovine serum thereto to terminate the enzymatic reaction; and (d) centrifuging the reaction solution obtained in step (c) and culturing the obtained cells in a medium containing a fetal bovine serum and an antibiotic. | 05-06-2010 |
Min Gyu Na, Gimje-Si KR
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20100096651 | III-Nitride Semiconductor Light Emitting Device - The present disclosure relates to a III-nitride semiconductor light-emitting device including a substrate with a first groove and a second groove formed therein, the substrate including a first surface and a second surface opposite to the first surface, a plurality of III-nitride semiconductor layers including a first semiconductor layer formed over the first surface of the substrate, a second semiconductor layer formed over the first III-nitride semiconductor layer, and an active layer disposed between the first and second III-nitride semiconductor layers and generating light by recombination of electrons and holes, a first opening formed on the first groove, a second opening formed on the second groove, a first electrode electrically connected from the second surface to the first III-nitride semiconductor layer through the first groove, and a second electrode electrically connected from the second surface to the second III-nitride semiconductor layer through the second groove and the second opening. | 04-22-2010 |
20100102338 | III-Nitride Semiconductor Light Emitting Device - The present disclosure relates to a III-nitride semiconductor light-emitting device including a substrate, a plurality of III-nitride semiconductor layers including a first nitride semiconductor layer formed over the substrate and having a first conductivity type, a second nitride semiconductor layer formed over the first nitride semiconductor layer and having a second conductivity type different from the first conductivity type, and an active layer disposed between the first nitride semiconductor layer and the second nitride semiconductor layer and generating light by recombination of electrons and holes, and an opening formed along the plurality of III-nitride semiconductor layers from the substrate, and including a first scattering surface scattering the light generated in the active layer and a second scattering surface having a different slope from that of the first scattering surface. | 04-29-2010 |
20100102352 | III-Nitride Semiconductor Light Emitting Device - The present disclosure relates to a III-nitride semiconductor light-emitting device including a substrate with a scattering zone formed therein, and a plurality of III-nitride semiconductor layers including a first III-nitride semiconductor layer formed over the substrate and having a first conductivity type, a second III-nitride semiconductor layer formed over the first III-nitride semiconductor layer and having a second conductivity type different from the first conductivity type, and an active layer disposed between the first III-nitride semiconductor layer and the second III-nitride semiconductor layer and generating light by recombination of electrons and holes. | 04-29-2010 |
Min-Ok Na, Bucheon-Si KR
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20110042797 | SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME - A semiconductor package includes a substrate having an insulation layer. The insulation layer has a first region having a first surface roughness and a second region having a second surface roughness. A semiconductor chip is mounted in the first region, and an underfill resin solution is filled into the space between the semiconductor chip and the insulation layer. The roughness of the second region prevents the underfill resin from flowing out from the semiconductor chip to thereby reduce a size of the semiconductor package. | 02-24-2011 |
20110149493 | STACKED SEMICONDUCTOR PACKAGES, METHODS OF FABRICATING THE SAME, AND/OR SYSTEMS EMPLOYING THE SAME - An apparatus includes a first substrate having a first land and a second substrate having a second land. A first molding compound is disposed between the first substrate and the second substrate. A first semiconductor chip is disposed on the first substrate and in contact with the first molding portion. A first connector contacts the first land and a second connector contacts the second land. The second connector is disposed on the first connector. A volume of the second connector is greater than a volume of the first connector. A surface of the first semiconductor chip is exposed. The first molding compound is in contact with the second connector, and at least a portion of the second connector is surrounded by the first molding compound. | 06-23-2011 |
20120280404 | STACK PACKAGES HAVING FASTENING ELEMENT AND HALOGEN-FREE INTER-PACKAGE CONNECTOR - A stack package includes a lower package including a lower package substrate and a lower semiconductor chip disposed on the lower package substrate, an upper package including an upper package substrate and an upper semiconductor chip disposed on the upper package substrate, a fastening element formed between a top surface of the lower semiconductor chip and a bottom surface of the upper package substrate, and a halogen-free inter-package connector connecting the lower package substrate to the upper package substrate. | 11-08-2012 |
20130187288 | PACKAGE-ON-PACKAGE ASSEMBLY - A package-on-package assembly includes first and second packages and an adhesion member positioned between the first and second packages and adhering the first and second packages to one another. The first package may include a first substrate having a first surface and a second surface facing each other and including a land pad formed on the first surface, a first semiconductor chip formed on the first surface, and a first encapsulant member encapsulating the first surface and the first semiconductor chip and including a through-via spaced apart from the first semiconductor chip and exposing the land pad and a trench formed between the first semiconductor chip and the through-via, and wherein at least a portion of the trench is filled with adhesion member material. | 07-25-2013 |
20130203219 | SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME - A semiconductor package includes a substrate having an insulation layer. The insulation layer has a first region having a first surface roughness and a second region having a second surface roughness. A semiconductor chip is mounted in the first region, and an underfill resin solution is filled into the space between the semiconductor chip and the insulation layer. The roughness of the second region prevents the underfill resin from flowing out from the semiconductor chip to thereby reduce a size of the semiconductor package. | 08-08-2013 |
20130292828 | STACKED SEMICONDUCTOR PACKAGES - An apparatus includes a first substrate having a first land and a second substrate having a second land. A first molding compound is disposed between the first substrate and the second substrate. A first semiconductor chip is disposed on the first substrate and in contact with the first molding portion. A first connector contacts the first land and a second connector contacts the second land. The second connector is disposed on the first connector. A volume of the second connector is greater than a volume of the first connector. A surface of the first semiconductor chip is exposed. The first molding compound is in contact with the second connector, and at least a portion of the second connector is surrounded by the first molding compound. | 11-07-2013 |
20140335657 | STACK PACKAGES HAVING FASTENING ELEMENT AND HALOGEN-FREE INTER-PACKAGE CONNECTOR - A stack package includes a lower package including a lower package substrate and a lower semiconductor chip disposed on the lower package substrate, an upper package including an upper package substrate and an upper semiconductor chip disposed on the upper package substrate, a fastening element formed between a top surface of the lower semiconductor chip and a bottom surface of the upper package substrate, and a halogen-free inter-package connector connecting the lower package substrate to the upper package substrate. | 11-13-2014 |
Munik Na, Gwangju KR
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20110013108 | SPUTTERING APPARATUS AND METHOD OF PREVENTING DAMAGE THEREOF - A sputtering apparatus includes a container; a plate for supporting the container; a first attachment for attaching the container to the plate; and a second attachment for less tightly attaching the container to the plate than through the first attachment. | 01-20-2011 |
Myoung Joo Na, Gumi-Si KR
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20090185305 | METHOD AND SYSTEM FOR SERVO TRACK WRITE - A servo track writing method and a servo track write system of a hard disk drive (HDD) using the servo track write method. The servo track writing method includes performing a reference check (R/C) on a first servo pattern which is pre-written on a first surface of a disk, and if the R/C determines that a quality of the first servo pattern is not good, erasing a specific area of the first servo pattern and writing a second servo pattern on a second surface of the disk. Therefore, process time delay factors of a series of rework processes of writing servo patterns on a disk are removed to shorten a process time of the rework processes. In addition, productivity of a HDD is improved. | 07-23-2009 |
Phil-Chan Na, Chungcheongnam-Do KR
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20090142216 | FIXED VANE TYPE HYDRAULIC MOTOR - Disclosed is a fixed vane type hydraulic motor in which a steady output can be obtained and rotation speed of an output shaft can be varied. The hydraulic motor includes a main body having an actuating space provided therein, a fluid passing device to make the fluid flow toward the main body and a horizontal rotation body, a fluid compulsorily circulating device to compulsorily circulate the fluid through the respective fluid chambers, and an oblique rotation body having a rotation plate which is rotatably mounted to the opened opposite side of the main body and to the horizontal rotation body by a fixing device. | 06-04-2009 |
Sang Ik Na, Daejon KR
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20080294338 | Method of Mapping and Navigating Mobile Robot by Artificial Landmark and Local Coordinate - A method of mapping and navigating a mobile robot by an artificial landmark and a local coordinate is provided. The method of creating a map includes: a) recognizing an artificial landmark in a target space and defining the recognized artificial landmark as a predetermined node; b) defining an adjacent artificial landmark as a destination node while traveling to the adjacent artificial landmark; c) defining the recognized artificial landmark as an origin of a local coordinate, defining a coordinate axis provided from the predetermined artificial landmark as a coordinate axis of the origin, obtaining and storing information about the predetermined node, the destination node, and an edge connecting the predetermined node and the destination node; and d) creating a map by storing information about edges between each of nodes to an adjacent node for all of the artificial landmarks through repeatedly performing the steps b) and c). | 11-27-2008 |
Sang Ik Na, Daejeon-City KR
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20090031823 | Apparatus for Detecting the Movement of Its Embedded Attaching Means - Provided is an apparatus for detecting the tension, moving direction, and length of a connector. The detecting apparatus includes a connector including one end connected inside the movement detecting apparatus and other end disposed at an outer side of the movement detecting apparatus, a tension detector measuring a tension force applied to the connector by detecting a minute change in a parameter of the tension detector when the other end of the connector is pulled away from the movement detecting apparatus, a direction detector measuring a movement of the connector in horizontal and vertical directions in a plane substantially perpendicular to the tension so as to detect a direction of the tension force applied to the connector, and a length detector detecting a length of the connector extended from the movement detecting apparatus by the tension force applied to the connector. When the connector such as a cable is pulled, the detecting apparatus detects information about the pulling conditions of the cable. Therefore, when a user walks with a dog robot by holding the cable of the detecting apparatus attached to the dog robot, the detecting apparatus provides information about the cable-holding conditions to inform the dog robot of user's intention, so that the dog robot can follow the user according to the user's intention. Thus, automatically-movable devices such as the dog robot can be conveniently used by employing the detecting apparatus since the detecting apparatus provides information about user's intention to the devices. | 02-05-2009 |
Sang Il Na, Osan-Si KR
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20090022627 | Adsorption fabric and method of fabricating the same - A color-changing adsorption fabric is provided to identify an adsorption state of a type of chemical, e.g., acid, alkali or organic matter, the color change being generated through a chemical reaction between chemical solution and pH-indicator material after wiping the chemical solution with the fabric. An adsorption fabric used in wiping the chemical solution may include a material, whose color changes when contacting an acid, alkali or organic matter, thereby identifying a type of chemical solution and thus preventing or reducing a fire occurrence. The color change of the adsorption fabric used in wiping a chemical solution may be identified with the naked eye so that separating and disposing the used-adsorption fabric corresponding to a type of chemical may be easier. | 01-22-2009 |
Sang Muk Na, Jeollanam-Do KR
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20100269962 | METHOD FOR MANUFACTURING SUPER STRONG STEEL BODY FOR MANUFACTURE OF PRODUCTS WITH COMPLICATED SHAPE - The present invention relates to a method of manufacturing ultra-high strength steel products and, more particularly, to a method of manufacturing ultra-high strength steel products suitable for production of articles having a complicated shape or a high processing depth. The method includes preparing a steel sheet by blanking the steel sheet having hardenability to form a rough shape of a final product, cold-pressing the steel sheet to form a 50˜80% shape of the final product, precisely trimming the cold-formed steel sheet along a contour line corresponding to an outer contour of the final product, and hot-pressing the trimmed product to form the remaining 20˜50% shape of the final product and quenching simultaneous with hot-pressing, after heating the trimmed product to an austenite region of 700° C. or more. | 10-28-2010 |
20110120585 | MULTILAYERED TUBE AND MANUFACTURING METHOD THEREOF BASED ON HIGH PRESSURE TUBE HYDROFORMING - Disclosed is a method of manufacturing a multilayered tube, including: preparing an outer tube, an inner tube having an outer diameter of 95˜98% of an inner diameter of the outer tube, and dies with a shaping void having a diameter of 100.20˜100.30% of an outer diameter of the outer tube; mounting the outer tube on the shaping void, with the inner tube inserted into the outer tube; plastically expanding the inner tube to be brought into contact with the outer tube by injecting a fluid into the inner tube until a pressure of the fluid reaches a first forming pressure inside the inner tube; elastically expanding the outer tube to be brought into contact with the shaping void by increasing the pressure of the fluid until the pressure of the fluid reaches a second forming pressure inside the inner tube; and elastically recovering the outer tube to allow the outer tube and the inner tube to be coupled to each other by removing the fluid from the inner tube, wherein the first forming pressure is in the range of 10˜20% of yield strength of the inner tube, and the second forming pressure is in the range of 10˜20% of yield strength of the outer tube and is maintained for 2˜3 seconds. | 05-26-2011 |
Sang Tae Na, Gwangju KR
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20090103616 | METHOD AND DEVICE FOR GENERATING DEPTH IMAGE USING REFERENCE IMAGE, METHOD FOR ENCODING/DECODING DEPTH IMAGE, ENCODER OR DECODER FOR THE SAME, AND RECORDING MEDIUM RECORDING IMAGE GENERATED USING THE METHOD - The present invention relates to a method and device for generating a depth image, a method for encoding/decoding the depth image, an encoder/decoder for the same, and a recording medium recording an image generated by the method, which are related to a depth image encoding method that can effectively reduce a bit generation rate using a reference image obtained by at least one camera and improve encoding efficiency. A depth image generating method according to an embodiment of the invention includes a step (a) of obtaining a depth image at a viewpoint and setting the obtained depth image to a reference image; a step (b) of applying a 3D warphing method to the reference image and predicting and generating a depth image at a specific viewpoint; and a step (c) of removing a hole that exists in the predicted and generated depth image. | 04-23-2009 |
Sang Woong Na, Daegu KR
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20100037532 | Cutting Tool - A cutting tool including a fine and uniform alumina-based substrate is disclosed herein. In an exemplary embodiment, the alumina-based substrate includes 0.1 to 25% by volume of one or more metal oxides, or 5 to 80% by volume of metal carbonitride and 0.01 to 10% by volume of one or more metal oxides. Metal constituting the metal oxide and the metal carbonitride is selected from the group consisting of elements from Groups III to VI (including La group and Ac group) of the periodic table, Mg and Co. The metal oxides added to alumina reside at the boundaries of alumina grains, thereby prohibiting the alumina grains from growing excessively during a sintering process. | 02-18-2010 |
Se Hwan Na, Icheon-Si KR
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20100090984 | Liquid Crystal Display Having Touch Screen Function Using Photoconductor - Provided is a liquid crystal display (LCD) having a touch screen function using a photoconductor, which includes first and second substrates and a liquid crystal layer filled therebetween. The first substrate includes a touch sensing layer formed under a substrate and sensing a position by variation in current or voltage due to change in characteristics of the photoconductor in response to light supplied from outside, a light shielding layer formed under the touch sensing layer and preventing leakage of light, and a color filter layer including red (R), green (G) and blue (B) color filter patterns to express a color between the light shielding layer, thereby effectively finding a touch position according to a current variation depending on a change in characteristics of the photoconductor by the light supplied from outside. | 04-15-2010 |
20100103130 | Liquid Crystal Display with Touch Screen Function and Method for Detecting External Illuminance Using the Same - An Liquid Crystal Display (LCD) with a touch screen function includes an array substrate having a display region and a photosensitive region divided by data lines, scan lines, and common lines, wherein the photosensitive region includes a switching element having a first terminal connected to an (n−1) | 04-29-2010 |
Seok-In Na, Gwangju KR
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20090255586 | ORGANIC SOLAR CELL AND METHOD OF FABRICATING THE SAME - An organic solar cell and a method of fabricating the same are provided. The organic solar cell includes a first electrode and a second electrode. An organic active layer is disposed between the first electrode and the second electrode. The organic active layer includes an concave-convex pattern in a surface adjacent to the second electrode. The concave-convex pattern may be formed by contacting an elastomer stamp and a top surface of the organic active layer. The elastomer stamp may be formed by molding using a template having a surface relief grating (SRG). The template may include a photoisomerization polymer layer, and the surface relief grating may be formed by irradiating interference light onto the photoisomerization polymer layer. The surface relief grating may be a blazed diffraction grating. | 10-15-2009 |
20120190139 | PREPARATION METHOD FOR REDUCED GRAPHENE OXIDE USING SULFONYL HYDRAZIDE-BASED REDUCING AGENT AND OPTOELECTRONIC DEVICES THEREOF - A method for fabricating a graphene thin film by reducing graphene oxide and a method for fabricating an optoelectronic device using the same are provided. The method for fabricating a graphene thin film comprises: (a) preparing graphene oxide; (b) preparing graphene through reducing the graphene oxide by a sulfonyl hydrazide-based reducing agent; (c) preparing a graphene dispersed solution by dispersing the graphene into an organic solvent; and (d) fabricating a graphene thin film by applying the graphene dispersed solution. The sulfonyl hydrazide-based reducing agent may be a compound having a sulfonyl hydrazide substituent of Chemical Formula 1 in the present disclosure in which A may be any one in Chemical Formula 2 in the present disclosure. | 07-26-2012 |
20120302683 | METHOD OF PREPARING REDUCED GRAPHENE OXIDE AND REDUCED GRAPHENE OXIDE-POLYMER COMPOSITES - Methods of preparing reduced graphene oxide and reduced graphene oxide-polymer composites. The methods include covalently binding a halogen-substituted aromatic compounds to a graphene oxide and heat treating the graphene oxide with the halogen-substituted aromatic compounds covalently bound thereto at a low temperature, for example, 450° C. or less. By using the methods, reduced graphene oxide and reduced graphene oxide-polymer composites that have high electrical conductivities (e.g., 30,000 S/m or more) may be obtained. | 11-29-2012 |
Seon Chae Na, Pohang-Si KR
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20090267398 | ARMREST ASSEMBLY FOR AUTOMOBILE SEAT - An armrest assembly for an automobile seat, in which an armrest protrudes from a foldable seatback such that a passenger rests his/her arm on the armrest when the seatback is folded, and comes into contact with the seatback when the seatback is folded out in order to take a seat. The armrest assembly includes an armrest, which is installed on a seatback of the seat via links so as to protrude from the seatback, an external force transmitting device, which is coupled with at least one of the links, and transmits external force to the coupled link such that the armrest protrudes from the seatback, and a pressing unit, which installed on one side of the seatback such that the external force is applied to the external force transmitting device when the seatback is folded. | 10-29-2009 |
Seong Wook Na, Cheongju-Si KR
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20110028741 | Novel Platensimycin Derivatives, Their Intermediates, and Process for Preparing the Same, and New Process for Preparing Platensimycin - The present invention relates to novel platensimycin derivatives, their intermediates and preparing methods of the same. Platensimycin is known as an effective antibiotic material having a broad antimicrobial spectrum and its derivatives are also expected to be effective antibiotic candidates. The present invention also relates to a novel preparing method of platensimycin. The intermediates used for the production of platensimycin and its derivatives of the present invention are tricyclo ketone derivatives and tetracyclo derivatives. Tetracyclo derivatives are prepared from tricyclo ketone derivatives prepared by carbonyl ylide [3+2] cycloaddition of dia-zoketone derivative. | 02-03-2011 |
Se-Wook Na, Sowon-Si KR
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20100037017 | HYBRID STORAGE APPARATUS AND LOGICAL BLOCK ADDRESS ASSIGNING METHOD - Hybrid storage apparatus and logical block address assigning methods for the hybrid storage apparatus are provided. A hybrid storage apparatus includes a plurality of storage apparatuses having different writing methods, and a controller to combine the storage apparatuses as a single storage apparatus, to assign one or more logic block addresses to the single storage apparatus, and to access the storage apparatuses using the logic block addresses. The address assigning method of a hybrid storage apparatus includes searching and detecting one or more storage apparatuses included in a hybrid storage apparatus when an initially set condition is generated, combining the storage apparatuses as a single storage apparatus, assigning one or more logic block addresses to the single storage apparatus, and accessing the storage apparatuses using the logic block addresses. | 02-11-2010 |
Sung-Jun Na, Suseo-Dong KR
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20100054183 | SENSOR NETWORK CONTROL METHOD FOR DATA PATH ESTABLISHMENT AND RECOVERY AND SENSOR NETWORK THEREFOR - Disclosed herein are a sensor network control method for data path establishment and recovery and a sensor network therefor. The sensor network control method includes the steps of (a) the sink node or a first sensor node creating an interest message, including information about a hop count between itself and the sink node, and transmitting the interest message to one or more neighboring nodes; (b) a second sensor node, which has received the interest message, creating a routing table using the hop count information of the interest message and information about the node having transmitted the interest message, (c) the second sensor node determining a data transmission path for data transmission to the sink node using the routing table; and (d) the second sensor node transmitting an interest message, including information about a hop count between itself and the sink node to at least one neighboring node. | 03-04-2010 |
Sung Wook Na, Yongin KR
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20110073206 | SILICON HOSE INTEGRATED WITH SENSOR PORT AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a silicon hose integrated with a sensor port, which includes a base hose and a sensor port. The sensor port includes a sensor connection portion and an embedded portion integrally formed therewith. By embedding the embedded portion in the hose, the sensor port is integrally fixed on an outer circumference of the hose. According to the present invention, it is possible to contribute to a reduction in cost and weight and an improvement in fuel efficiency. | 03-31-2011 |
20110129753 | COOLANT DEMINERALIZER FOR A FUEL CELL VEHICLE - The present invention provides a coolant demineralizer for a fuel cell vehicle, which removes ions, released from a pipe, from coolant of a fuel cell stack. In preferred embodiments, the present invention provides a coolant demineralizer suitably configured to reduce the occurrence of differential pressure due to an ion resin layer such that coolant can smoothly flow through a filter member, thereby increasing the effect of filtering ions and improving the efficiency of use of ion resin. | 06-02-2011 |
20110256470 | COOLANT DEMINERALIZER FOR FUEL CELL VEHICLE - The present invention provides a coolant demineralizer for a fuel cell vehicle, which removes ions released from coolant of a fuel cell stack. In preferred embodiments, the present invention provides a coolant demineralizer configured to reduce the occurrence of differential pressure due to an ion resin layer such that coolant can smoothly flow through a filter member, thereby increasing the effect of filtering ions and improving the efficiency of use of ion resin. | 10-20-2011 |
20120060954 | THREE-WAY VALVE INTEGRATED WITH RADIATOR - The present invention relates to a three-way valve that is integrally formed with an outlet of a radiator for use in a fuel cell vehicle that advantageously improves thermal management of a fuel cell stack by eliminating the need for the bypass loop of a conventional system. | 03-15-2012 |
20120118988 | HEATING SYSTEM FOR FUEL CELL VEHICLE - The present invention provides a heating system for a fuel cell vehicle, in which an additional heating source is used together with an electric heater to lower power consumption and increase fuel efficiency of prior systems. For this purpose the present invention provides a heating system for a fuel cell vehicle, the heating system including: an electric heater for heating air blown by a blower fan and supplied to the interior of the vehicle; and a heater core provided in a coolant line, through which coolant for cooling a fuel cell stack is circulated, and is used for heating the air, blown by the blower fan and supplied to the interior of the vehicle, by heat transfer between the coolant and the air, wherein the heater core is provided at the downstream side of the fuel cell stack in a coolant circulation path such that the air is heated by waste heat of the coolant discharged from the fuel cell stack. | 05-17-2012 |
20120122000 | HEATING CONTROL METHOD FOR FUEL CELL VEHICLE - The present invention provides a heating control method for a fuel cell vehicle, in which an additional heating source is used together with a typical electric heater to reduce power consumption and increase fuel efficiency as compared to the sole use of the electric heater. For this purpose, the present invention provides a heating control method for a fuel cell vehicle which comprises an electric heater for heating air supplied to the interior of the vehicle, and a heater core provided in a coolant line for cooling a fuel cell stack and heating the air supplied to the interior of the vehicle by heat exchange with the coolant discharged from the fuel cell stack. The method comprises: detecting a state of charge (SOC) of a battery when the interior temperature is lower than a predetermined temperature set by a driver and, if the SOC of the battery is above a predetermined lower limit, heating the interior of the vehicle by operating the electric heater by the power of a battery; heating the interior of the vehicle by operating the electric heater by the power generated by the fuel cell stack, if the SOC of the battery is below the lower limit; heating the interior of the vehicle using both the heater core and the electric heater, if the temperature of the coolant is above a predetermined temperature at which the fuel cell stack does not reach a normal operating temperature; and heating the interior of the vehicle using only the heater core while turning off the electric heater, if the temperature of the coolant is increased above a normal operating temperature of the fuel cell stack. | 05-17-2012 |
20120315563 | LARGE-AREA DEMINERALIZER FOR FUEL CELL - A coolant demineralizer is disclosed for a fuel cell, which removes ions released from coolant for cooling a fuel cell stack to pipes. In particular the demineralizer reduces the occurrence of differential pressure due to an ion resin layer such that the coolant smoothly flows through the demineralizer, thereby maximizing the effect of filtering ions and, at the same time, the utilization of the ion resin. To this end, the demineralizer includes a housing having an inlet port, through which coolant is introduced to pass through an interior space of the housing, and an outlet port through which the coolant is discharged; and a filter member having a plate-shape such that the coolant introduced through the inlet port passes through the filter member in a direction perpendicular to the filter member. | 12-13-2012 |
20140120432 | BUBBLE REMOVING DEVICE FOR AN ION FILTER IN A FUEL CELL SYSTEM - Disclosed is a bubble removing device for an ion filter of a fuel cell system, in which bubbles generated from cooling water passing through an ion resin are discharged outside the ion filter and are easily removed. The bubble removing means may be installed in an ion filter located on a top portion in the fuel cell system, to thereby maximize the power efficiency and heat emission efficiency of the fuel cell system. | 05-01-2014 |
20140127600 | COOLING APPARATUS FOR FUEL CELL - A cooling apparatus for a fuel cell is provided. The cooling apparatus for a fuel cell includes a reservoir that is configured to store a coolant and an ion filter assembly that is integrally installed at the reservoir and configured to remove bubbles in the coolant. | 05-08-2014 |
20140170515 | APPARATUS AND METHOD FOR CONTROLLING COOLANT TEMPERATURE OF FUEL CELL SYSTEM - Disclosed is an apparatus and method that controls a coolant temperature of a fuel cell system, which can improve fuel efficiency by performing a multi-point temperature control based on the power of a vehicle, the outdoor temperature for each season, etc. | 06-19-2014 |
Woong-San Na, Nam-Gu KR
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20090045196 | Apparatus for holding stacked trays - An apparatus for holding stacked trays includes a cover and a hooking unit. The cover protects an upper surface of the stacked trays. The hooking unit is connected to the cover. The hooking unit is drawn from at least two side surfaces of the cover along the side surfaces of the stacked trays, to hold both lower ends of the stacked trays. Thus, the stacked trays may be easily held only by hooking the hook on the lower end of the stacked trays. | 02-19-2009 |
Yong Shik Na, Hwaseong KR
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20100220028 | ANTENNA-EMBEDED CASE FOR MOBILE COMMUNICATIONS TERMINAL, METHOD OF MANUFACTURING THE SAME, AND MOBILE COMMUNICATIONS TERMINAL - A method of manufacturing an antenna-embedded case for a mobile communications terminal includes providing an antenna pattern, forming a first injection-molded member covering one surface of the antenna pattern, and disposing the first injection-molded member, provided with the antenna pattern on one surface thereof, in a second mold with the antenna pattern disposed in a space inside the second mold, and injection-molding a second injection-molded member covering the other surface of the antenna pattern to embed the antenna pattern between the first injection-molded member and the second injection-molded member. | 09-02-2010 |
20100271265 | ANTENNA PATTERN FRAME AND METHOD AND MOLD FOR MANUFACTURING THE SAME - An antenna pattern frame according to an aspect of the invention may include: a radiator having an antenna pattern portion transmitting and receiving a signal and a connection terminal portion allowing the signal to be transmitted to and received from a circuit board of an electronic device; a connection portion partially forming the radiator and connecting the antenna pattern portion and the connection terminal portion to be arranged in different planes; and a radiator frame manufactured by injection molding on the radiator so that the antenna pattern portion is provided on one side of the radiator frame and the connection terminal portion is provided on the other side thereof while the antenna pattern portion is embedded in the electronic device case. | 10-28-2010 |
20110278186 | CASE OF ELECTRONIC DEVICE HAVING LOW FREQUENCY ANTENNA PATTERN EMBEDDED THEREIN, MOLD THEREFOR AND METHOD OF MANUFACTURING THEREOF - There is provided an electronic device case having a low frequency antenna pattern embedded therein, the case including: a radiator frame injection molded using a polymer mixture containing a magnetic substance component so that a radiator including a low frequency antenna pattern part is formed on one surface thereof; a case frame injection molded upwardly of the radiator frame and provided with the radiator embedded between the radiator frame and the case frame; and a boundary part forming a boundary between the radiator frame and the case frame and having a groove formed inwardly of the case frame. | 11-17-2011 |
20140313085 | ANTENNA PATTERN FRAME AND METHOD AND MOLD FOR MANUFACTURING THE SAME - An antenna pattern frame according to an aspect of the invention may include: a radiator having an antenna pattern portion transmitting and receiving a signal and a connection terminal portion allowing the signal to be transmitted to and received from a circuit board of an electronic device; a connection portion partially forming the radiator and connecting the antenna pattern portion and the connection terminal portion to be arranged in different planes; and a radiator frame manufactured by injection molding on the radiator so that the antenna pattern portion is provided on one side of the radiator frame and the connection terminal portion is provided on the other side thereof while the antenna pattern portion is embedded in the electronic device case. | 10-23-2014 |
Yoon Sung Na, Gyunggi-Do KR
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20090197360 | LIGHT EMITTING DIODE PACKAGE AND FABRICATION METHOD THEREOF - An LED package and a fabrication method therefor. The LED package includes first and second lead frames made of heat and electric conductors, each of the lead frames comprising a planar base and extensions extending in opposed directions and upward directions from the base. The package also includes a package body made of a resin and configured to surround the extensions of the first and second lead frames to fix the first and second lead frames while exposing underside surfaces of the first and second lead frames. The LED package further includes a light emitting diode chip disposed on an upper surface of the base of the first lead frame and electrically connected to the bases of the first and second lead frames, and a transparent encapsulant for encapsulating the light emitting diode chip. | 08-06-2009 |
Yoon Sung Na, Suwon KR
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20110031526 | LIGHT EMITTING DIODE PACKAGE AND FABRICATION METHOD THEREOF - An LED package and a fabrication method therefor. The LED package includes first and second lead frames made of heat and electric conductors, each of the lead frames comprising a planar base and extensions extending in opposed directions and upward directions from the base. The package also includes a package body made of a resin and configured to surround the extensions of the first and second lead frames to fix the first and second lead frames while exposing underside surfaces of the first and second lead frames. The LED package further includes a light emitting diode chip disposed on an upper surface of the base of the first lead frame and electrically connected to the bases of the first and second lead frames, and a transparent encapsulant for encapsulating the light emitting diode chip. | 02-10-2011 |
Young-Nam Na, Jinhae KR
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20110096630 | METHOD FOR ESTIMATING TARGET RANGE ERROR AND SONAR SYSTEM THEREOF - Disclosed is an active sonar system capable of estimating a direction and a range of a target by using a sound pulse. A target range error can be estimated by the active sonar system, by applying a principle that a sound pulse used to detect an underwater target with consideration of a vertical structure of a sound velocity in water is reflected and refracted through a multipath not a linear path. | 04-28-2011 |
Young Sam Na, O-San City KR
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20100109263 | ELECTROSTATIC CHUCK HAVING REDUCED ARCING - Electrostatic chucks and methods of manufacturing the same are provided herein. In some embodiments, an electrostatic chuck comprises an electrically conductive body having one or more channels formed in an upper surface thereof; a plate positioned within the one or more channels to define one or more plenums between the body and the plate, wherein the surfaces of the plenum are anodized; one or more fluid passages disposed in the plate and fluidly coupling the one or more plenums to the upper surface of the body, wherein the surfaces of the fluid passages are electrically insulated; and a dielectric layer disposed over the upper surface of the body and the plate, wherein the dielectric layer forms a support surface for a substrate to be disposed thereon. | 05-06-2010 |
Youn-Kyoung Na, Gyeongsangbuk-Do KR
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20090129290 | Method for acquiring information of network resources connected to ports of network switches - Provided is a method for acquiring information of network resources connected to ports of network switches. The method includes the steps of: acquiring network resource information including IP address, MAC address, computer name, and workgroup name of the network resources in a network including one or more network switches and a plurality of network resources connected to the switches; acquiring information of the ports of the switches and MAC address information of the network resources connected to ports of the switches; and matching the port-based resource information on the basis of the acquired network resource information and the acquired MAC address information of the network resource information based on the ports of the switches. | 05-21-2009 |
Yun-Ho Na, Chungcheongnam-Do KR
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20100233074 | SYNTHETIC METHOD OF TRANSITION METAL OXIDE NANO-PARTICLES - Provided is a method for preparing transition metal oxide nanoparticles from a transition metal as a reactant. The method includes dissolving the transition metal into aqueous hydrogen peroxide to provide peroxi-metallate solution, and then adding a reactive solution containing an alcohol, water and an acid thereto to perform hydrothermal reaction. | 09-16-2010 |
Yun Sung Na, Chungcheongnam-Do KR
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20080284186 | Pick and Place Apparatus - A pick and place apparatus includes a 1 | 11-20-2008 |
Yun-Sung Na, Chungcheugnam-Do KR
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20080298946 | Test Handler - A test handler is disclosed, which comprises a test tray, at least one opening unit, and a position changing apparatus. The test tray aligns a plurality of inserts on its side. Each insert loads at least one semiconductor device thereon. The opening unit opens inserts at one part of the one side of the test tray. The position changing apparatus moves at least one opening unit in such a way that the at least one opening units can be located at another part of the one side of the test tray, such that the at least one opening units can open inserts at said another part of the one side of the test tray. The present invention can reduce the number of replaced parts according to change in the semiconductor device size, production cost, and part replacement time. Also, the present invention can be easily applied to various types of testers. | 12-04-2008 |
Yun-Sung Na, Cheunan-Si KR
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20090230201 | SYSTEM TO SUPPORT TESTING OF ELECTRONIC DEVICES, TEMPERATURE CONTROL UNIT FOR THE SYSTEM, AND METHOD FOR CONTROLLING INTERNAL TEMPERATURE OF CHAMBER OF THE SYSTEM - A system to support the testing of electronic devices and a temperature control unit for the system are disclosed. A temperature controlling method for a chamber of the system is also disclosed. Low or high temperature air is supplied to the inside of the chamber when the electronic devices are tested at low or high temperature. External air is supplied to the inside of the chamber when the electronic devices are tested at room temperature. | 09-17-2009 |
20090297301 | PICK-AND-PLACE-APPRATUS - A pick-and-place apparatus is disclosed, which transfers and loads semiconductor devices between first and second loading elements. The semiconductor devices are loadable and arrangeable at a first row interval in the first loading element, and alternatively arrangeable at second and third row intervals in the second loading element. The pick-and-place apparatus includes a multiplicity of picking unit modules, each of which has at least one or more picking units; and an interval regulation apparatus for regulating intervals between the picking unit modules at the first to third modes. The first to third row interval values are different from each other. The intervals between the picking unit modules are all regulated to be identical to the first row interval at the first mode. The intervals between the picking unit modules are alternately regulated to the second row interval and the third row interval in turn at the second mode. The intervals between the picking unit modules are alternately regulated to the third row interval and the second row interval in turn at the third mode. Therefore, the pick-and-place apparatus can stably transfer semiconductor devices from an element on which semiconductor devices are loaded at the same or different intervals therebetween to another element on which semiconductor devices are loadable or arrangeable at the different or same intervals therebetween. | 12-03-2009 |
20100001739 | TEST TRAY FOR TEST HANDLER - A test tray for a test handler is disclosed that is loaded with semiconductor devices and then carries them along a predetermined circulation route. The test tray allows one fixing unit to fix a plurality of adjacent insert modules to the receiving spaces of the frame, thereby efficiently using the space of the frame and allowing a relatively large number of insert modules to be installed in the same area, in comparison to the conventional test tray. | 01-07-2010 |
20110138934 | TEST HANDLER - A test handler is disclosed. The test handler includes first to third transfers for transferring a user tray, and first to third horizontal movement units suitable for respectively moving the first to third transfers in a horizontal direction. The first to third horizontal movement units are independently operated such that each of the first to third transfers can perform independently horizontal movements. Each of the first to third transfers performs based on its previously allocated function, thereby enhancing test process speed for devices. | 06-16-2011 |
20120056636 | TEST HANDLER AND METHOD FOR OPERATING THE SAME FOR TESTING SEMICONDUCTOR DEVICES - A test handler is provided, which comprises a test tray, at least one opening unit, and a position changing apparatus. The test tray aligns a plurality of inserts on its side. Each insert loads at least one semiconductor device thereon. The opening unit opens inserts at one part of the one side of the test tray. The position changing apparatus moves at least one opening unit in such a way that the at least one opening units can be located at another part of the one side of the test tray, such that the at least one opening units can open inserts at said another part of the one side of the test tray. The present invention can reduce the number of replaced parts according to change in the semiconductor device size, production cost, and part replacement time. | 03-08-2012 |