Dong Joo
Dong Joo Bae, Seoul KR
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20100015766 | COMPLEMENTARY STRESS MEMORIZATION TECHNIQUE LAYER METHOD - A process of forming a CMOS integrated circuit by forming a first stressor layer over two MOS transistors of opposite polarity, removing a portion of the first stressor layer from the first transistor, and forming a second stressor layer over the two transistors. A source/drain anneal is performed, crystallizing amorphous regions of silicon in the gates of the two transistors, and subsequently removing the stressor layers. A process of forming a CMOS integrated circuit by forming two transistors of opposite polarity, forming a two stressor layers over the transistors, annealing the integrated circuit, removing the stressor layers, and siliciding the transistors. A process of forming a CMOS integrated circuit with an NMOS transistor and a PMOS transistor using a stress memorization technique, by removing the stressor layers with wet etch processes. | 01-21-2010 |
Dong Joo Kim, Busan KR
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20110212610 | METHODS OF FORMING DUAL GATE OF SEMICONDUCTOR DEVICE - Disclosed herein is a method for forming a dual gate of a semiconductor device. The method comprises the steps of forming a first polysilicon layer doped with p-type impurity ions and a second polysilicon layer doped with n-type impurity ions on a first region and a second region of a semiconductor substrate, respectively, and sequentially subjecting the surfaces of the first and second polysilicon layers to wet cleaning, drying, and dry cleaning. The wet cleaning is performed by using a sulfuric acid peroxide mixture (SPM), a buffered oxide etchant (BOE), and Standard Clean-1 (SC-1) as cleaning solutions. | 09-01-2011 |
20110212611 | METHODS OF FORMING DUAL GATE OF SEMICONDUCTOR DEVICE - Disclosed herein is a method for forming a dual gate of a semiconductor device. The method comprises the steps of forming a first polysilicon layer doped with p-type impurity ions and a second polysilicon layer doped with n-type impurity ions on a first region and a second region of a semiconductor substrate, respectively, and sequentially subjecting the surfaces of the first and second polysilicon layers to wet cleaning, drying, and dry cleaning. The wet cleaning is performed by using a sulfuric acid peroxide mixture (SPM), a buffered oxide etchant (BOE), and Standard Clean-1 (SC-1) as cleaning solutions. | 09-01-2011 |
Dong Joo Kim, Seoul KR
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20100018470 | Submersible Offshore Marine Aquaculture Apparatus - A submersible offshore marine aquaculture apparatus comprises a lower frame configured to suspend plumb bobs therefrom and to form a lower shape of the apparatus; and an upper frame configured to form an upper shape of the apparatus, and to support nets together with the lower frame. The upper frame includes a rim structure having an inner space to accommodate seawater or air therein, a fixed buoyant body disposed at the inner space of the rim structure so as to maintain a constant buoyancy (B | 01-28-2010 |
20100201547 | APPARATUS FOR INPUTTING A CHARACTER - Provided is an apparatus for inputting a character which enables users to input characters more conveniently by arranging input keys having 3 or 4 input interfaces appropriately in a keypad. If the present invention is applied to small sized electronic equipment such as a mobile phone and PDA, much more various types of characters can be arranged as compared with the space the input keys take, and thereby it becomes possible to input characters faster with the minimum amount of effort. | 08-12-2010 |
20160048957 | METHOD FOR ELIMINATING ARTIFACT OF COMPUTED TOMOGRAPHY IMAGE - A method for eliminating an artifact of a computed tomography image is provided. The method includes eliminating a machine artifact from a cross-sectional computed tomography scans of the brain; setting boundary points positioned on a horizontal axis and a vertical axis in the computed tomography image, from which the machine artifact has been eliminated; resetting a boundary point positioned at a boundary between the skull of the brain and the brain tissue based on the boundary points; detecting a position of a fracture of the brain in the computed tomography image, in which the boundary point has been reset, and overlaying a fracture region with a skull pixel; and eliminating an artifact from the computed tomography image, which has been overlaid with the skull pixel. | 02-18-2016 |
20160058408 | METHOD FOR DENSITOMETRIC ANALYSIS OF COMPUTED TOMOGRAPHY IMAGE - A method for densitometric analysis of a computed tomography image is provided. The method includes converting CT numbers of each pixel of a cross-sectional computed tomography image of the brain into Hounsfield unit (HU) values; eliminating an artifact from the computed tomography image of which the CT numbers of each pixel have been converted into the HU values, and extracting the brain tissues; and extracting a density distribution of the HU values from the computed tomography image, in which the artifact has been removed and the brain tissues have been extracted. | 03-03-2016 |
Dong Joo Kwon, Daejeon KR
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20120301629 | HARD COATING FORMING METHOD - The present invention relates to a hard coating forming method. According to the present invention, a hard coating can be formed to have high index of refraction and favorable physical properties in terms of hardness, wear-resistance, scratch-resistance, chemical resistance, transparency, gloss, and the like on surfaces of various manufactured goods including resin formed products and wood products. | 11-29-2012 |
20130140499 | CONDUCTIVE POLYMER COMPOSITION FOR PTC ELEMENT WITH DECREASED NTC CHARACTERISTICS, USING CARBON NANOTUBE - The present invention relates to a conductive polymer composition for a PTC element with decreased NTC characteristics, using carbon nanotubes, a PTC binder resin, and a cellulose-based or polyester-based resin for fixing the carbon nanotubes and the PTC binder, and to a PTC element, a circuit and a sheet heating element using the same. | 06-06-2013 |
20150118454 | COATING COMPOSITION WITH EXCELLENT TACTILE CHARACTERISTICS, PREPARATION METHOD THEREOF, AND TRANSFER SHEET USING SAME - The present invention provides: a coating composition comprising a UV curable resin containing an acryloyl functional group, an isocyanate-based compound, an antioxidant, and a solvent, wherein the UV curable resin is prepared by copolymerization of an acrylate monomer containing an epoxy functional group and a silicone macromonomer and then performing addition reaction of an acrylic acid monomer; and a preparation method thereof. The present invention provides a transfer sheet comprising: a base film; and a coating layer formed on one surface of the base film, wherein the coating layer comprises a coating composition comprising a UV curable resin containing an acryloyl functional group, an isocyanate-based compound, an antioxidant, and a solvent, and the UV curable resin containing an acryloyl functional group is prepared by copolymerization of an acrylate monomer containing an epoxy functional group and a silicone macromonomer and then performing addition reaction of an acrylic acid monomer. | 04-30-2015 |
20150125690 | TRANSPARENT CONDUCTIVE FILM INCLUDING HYBRID UNDERCOATING LAYER, METHOD FOR MANUFACTURING SAME, AND TOUCH PANEL USING SAME - Disclosed is a transparent conductive film for a touch panel that uses a single hybrid undercoating layer so as to be capable of index matching and has excellent barrier properties. The conductive film according to the present invention includes: a transparent base material; said hybrid undercoating layer, which is formed on the transparent base material, which consists of an inorganic network/organic network hybrid polymer, which has a refractive index of between 1.55 and 1.7, and which has a thickness of between 10 nm and 1.5 μm; and a transparent conductive layer which is formed on the hybrid undercoating layer. Compared to the transparent conductive films of the prior art, the present invention has significantly higher productivity, has excellent barrier properties, and exhibits stable index matching. | 05-07-2015 |
Dong Joo Park, Gyeonggi-Do KR
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20130250921 | APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING A RACH SIGNAL IN SC-FDMA SYSTEM - Embodiments of the present invention may provide an apparatus and a method for transmitting and receiving a random access channel (RACH) in a single carrier-frequency division multiple access (SC-FDMA) system. A frequency domain RACH signal may be mapped to a localized sub-frequency band of an entire frequency band available to the SC-FDMA system. A guard band including at least one sub carrier may be allocated between the RACH signal band and other channel signal bands. A guard time may be allocated between the RACE signal and other channel signals in the time domain. The RACH signal may include a short message including information related to a mobile station. The RACE signal may be detected in a frequency based method, a time based method or a sliding matched filter based method. Receiver complexity can be decreased if the RACH signal includes a CAZAC code sequence for a preamble. In such a case, a receive delay may be simply calculated and then adjusted more accurately. | 09-26-2013 |
20130250922 | APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING A RACH SIGNAL IN SC-FDMA SYSTEM - Embodiments of the present invention may provide an apparatus and a method for transmitting and receiving a random access channel (RACH) in a single carrier-frequency division multiple access (SC-FDMA) system. A frequency domain RACH signal may be mapped to a localized sub-frequency band of an entire frequency band available to the SC-FDMA system. A guard band including at least one sub carrier may be allocated between the RACH signal band and other channel signal bands. A guard time may be allocated between the RACE signal and other channel signals in the time domain. The RACH signal may include a short message including information related to a mobile station. The RACH signal may be detected in a frequency based method, a time based method or a sliding matched filter based method. Receiver complexity can be decreased if the RACH signal includes a CAZAC code sequence for a preamble. In such a case, a receive delay may be simply calculated and then adjusted more accurately. | 09-26-2013 |
Dong Joo Park, Incheon KR
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20150084185 | SEMICONDUCTOR DEVICE WITH A SEMICONDUCTOR DIE EMBEDDED BETWEEN AN EXTENDED SUBSTRATE AND A BOTTOM SUBSTRATE - A method of manufacturing a semiconductor device having a semiconductor die within an extended substrate and a bottom substrate may include bonding a bottom surface of a semiconductor die to a top surface of a bottom substrate, forming an adhering member to a top surface of the semiconductor die, bonding an extended substrate to the semiconductor die and to the top surface of the bottom substrate utilizing the adhering member and a conductive bump on a bottom surface of the extended substrate and a conductive bump on the bottom substrate. The semiconductor die and the conductive bumps may be encapsulated utilizing a mold member. The conductive bump on the bottom surface of the extended substrate may be electrically connected to a terminal on the top surface of the extended substrate. The adhering member may include a laminate film, a non-conductive film adhesive, or a thermal hardening liquid adhesive. | 03-26-2015 |
20160104659 | Stacked Semiconductor Package and Manufacturing Method Thereof - A stacked semiconductor package and a manufacturing method thereof. For example and without limitation, various aspects of this disclosure provide a semiconductor package in which an upper interposer and/or package are electrically and mechanically coupled to a lower package utilizing an adhesive member comprising conductive particles. | 04-14-2016 |
Dong Joo Shin, Seoul KR
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20090229860 | Green sheet for multi-layered electronics parts and manufacturing method for green chip using the same - The present invention relates to a green sheet for multi-layered electronics parts and a manufacturing method of a green chip using the same. The present invention provides a green sheet for multi-layered electronics parts including a green sheet; and an internal electrode formed on the green sheet and having a gap formed therein. | 09-17-2009 |
Dong Joo Shin, Gyeonggi-Do KR
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20120292424 | SLITTER - Disclosed herein is a slitter. The slitter according to the exemplary embodiment of the present invention includes an unwinding part from which an insulating film is consecutively taken out; a plurality of transfer rollers that transfer the insulating film supplied from the unwinding part in one direction; a wheel knife that senses an air pocket formed on the insulating film taken out from the unwinding part to form fine holes on the insulating film; a cutter that is disposed between the transfer rollers and cuts, at a predetermined interval, the insulating film transferred in one direction through the transfer roller; and a winding part individually winding the insulating film divided at a predetermined interval by the cutter. | 11-22-2012 |
20130000965 | DIELECTRIC COMPOSITION, MULTILAYERED PRINTED CIRCUIT BOARD COMPRISING DIELECTRIC LAYER MANUFACTURED THEREOF, AND METHOD FOR PREPARING THE MULTILAYERED PRINTED CIRCUIT BOARD - Disclosed herein are a dielectric composition of a multilayered circuit board including two types of inorganic fillers of 10 to 60 parts by weight with respect to an epoxy resin of 100 parts by weight, a multilayered printed circuit board including a dielectric layer manufactured of the dielectric composition, and a method for preparing the multilayered printed circuit board. | 01-03-2013 |
Dong Joo Shin, Gunpo KR
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20100050941 | ROLL-TO-ROLL TYPE THIN FILM PATTERN FORMING APPARATUS - An apparatus for forming a thin film pattern according to an aspect of the invention may include: a vacuum chamber including a mask loading part and a film forming part having a window openable or closable with respect to the mask loading part; an unwinding roll and a winding roll disposed in the film forming part and running a sheet; a source containing unit accommodating a deposition source and mounted such that the deposition source is evaporated to deposit a thin film on the sheet located on the evaporation area; at least one mask having a pattern defining a pattern of the thin film to be deposited on the sheet, and arranged in the mask loading part; a mask moving unit moving the at least one mask arranged in the mask loading part toward a deposition position of the film forming part or moving the mask in a reverse direction; and a shutter unit selectively preventing a movement of the deposition source evaporated toward the mask from the source containing unit. | 03-04-2010 |
20100053577 | ROLL-TO-ROLL TYPE APPARATUS FOR FORMING THIN FILM PATTERN - An apparatus for forming a thin film pattern according to an aspect of the invention may include: an unwinding roll and a winding roll running a sheet; a rotary drum having an elastic layer provided on a circumferential surface thereof, and disposed between the winding roll and the unwinding roll to run the sheet along the circumferential surface; a source containing unit accommodating a deposition source and mounted such that the deposition source is evaporated and the evaporated deposition source moves toward the sheet located on the rotary drum; a shutter selectively preventing the movement of the deposition source toward the rotary drum from the source containing unit; a mask having a pattern defining a pattern of a thin film to be deposited onto the sheet and making tight contact with the sheet located on the rotary drum during thin-film deposition; and a tensioning unit pressurizing the sheet in a direction of the rotary drum to allow the sheet to run after the thin-film deposition and separating the sheet from the mask by a reduction in thickness. | 03-04-2010 |
Dong Joo Shin, Gyunggi-Do KR
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20110200753 | APPARATUS AND METHOD FOR MANUFACTURING SUBSTRATE - Disclosed herein is an apparatus for manufacturing a substrate, including: a first chamber supplying an insulation layer; a second chamber including a roughening roller roughening at least one side of the insulation layer supplied from the first chamber, an evaporator depositing a metal layer on the roughened insulation layer, and a pressing roller pressing the insulation layer and the metal layer; and a third chamber storing the insulation layer including the metal layer formed thereon, the insulation layer being taken out from the second chamber. The apparatus for manufacturing a substrate is advantageous in that substrates are continuously produced, thus increasing the productivity of the substrates and preventing the substrates from being contaminated by the air. | 08-18-2011 |
Dong-Joo Kim, Daejeon KR
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20100254847 | METHOD FOR MANUFACTURING SINTERED ANNULAR NUCLEAR FUEL PELLET WITHOUT SURFACE GRINDING - A method for manufacturing an annular nuclear fuel pellet is provided. In the method, an annular nuclear fuel green compact whose lateral cross-section is a trapezoid is prepared. The thickness of the annular nuclear fuel green compact reduces along one direction of the central axis, and a green density of the nuclear fuel green compact increases along one direction of the central axis. The annular nuclear fuel green compact is sintered under a reducing gas atmosphere so that the annular nuclear fuel pellet is obtained. According to this method, the annular pellet which has uniform inner and outer diameters and small diametric tolerances along the pellet height is fabricated without grinding the pellet surfaces. | 10-07-2010 |
20110049734 | Method for Preparing Sintered Annular Nuclear Fuel Pellet - A method for fabricating a sintered annular nuclear fuel pellet includes molding nuclear fuel powder or granule, an oxide of a fissile element (M), to fabricate an annular nuclear fuel green body. A rod-like shaped structure is inserted into the annular nuclear fuel green body and sintered in a slight oxidizing gas atmosphere such that the oxide of the fissile element has a balanced O/M ratio higher than a desired O/M ratio (oxygen/fissile element) of a final sintered annular nuclear fuel pellet, while being maintained in a cubic phase. The sintered annular nuclear fuel pellet is then reduced in a reductive gas atmosphere so as to have the desired O/M ratio in the state that the rod-like shaped structure is inserted. | 03-03-2011 |
20110121473 | Method for Fabricating Sintered Annular Nuclear Fuel Pellet Through Rod-Inserted Sintering - A method for fabricating a sintered annular nuclear fuel pellet includes: molding nuclear fuel powder or granules to fabricate an annular nuclear fuel green body; inserting a rod-like shaped structure into the annular nuclear fuel green body; sintering the rod-like shaped structure-inserted annular nuclear fuel green body in a reductive gas atmosphere; and separating the sintered annular nuclear fuel pellet from the rod-like shaped structure. | 05-26-2011 |
20120098149 | METHOD OF CONTROLLING SOLUBILITY OF ADDITIVES AT AND NEAR GRAIN BOUNDARIES, AND METHOD OF MANUFACTURING SINTERED NUCLEAR FUEL PELLET HAVING LARGE GRAIN SIZE USING THE SAME - Provided are a method of controlling the compositional gradient and solubility of doped-additives at grain boundaries during sintering of a uranium-based oxide green pellet including the additives, and a method of manufacturing a sintered nuclear fuel pellet having a large grain size using the same. The grain boundary solubility of the doped-additives is maintained at a certain level by stepwise varying of an oxygen partial pressure during isothermal sintering of a uranium-based oxide green pellet including the additives. The method of manufacturing a sintered nuclear fuel pellet having a large grain size includes preparing additive mixed uranium oxide powder, forming an additive mixed uranium oxide green pellet using the mixed powder, heating the green pellet to a sintering temperature in a gas atmosphere having a low oxygen partial pressure, and sintering while a sintering gas atmosphere is changed to stepwise increase an oxygen partial pressure at the isothermal sintering temperature. | 04-26-2012 |
20130223582 | FABRICATION METHOD OF BURNABLE ABSORBER NUCLEAR FUEL PELLETS AND BURNABLE ABSORBER NUCLEAR FUEL PELLETS FABRICATED BY THE SAME - A fabrication method of burnable absorber nuclear fuel pellets and burnable absorber nuclear fuel pellets fabricated by the same are provided, in which the fabrication method includes adding boron compound and manganese compound to one or more type of nuclear fuel powders selected from the group consisting of uranium dioxide (UO | 08-29-2013 |
20140185730 | URANIUM DIOXIDE NUCLEAR FUEL PELLET HAVING CERAMIC MICROCELLS AND FABRICATING METHOD THEREOF - A uranium dioxide nuclear fuel pellet has about 50 to about 400 μM (with respect to a 3-dimentional size) microcells formed of a ceramic material having a chemical attraction with fission products generated in the nuclear fuel pellet to absorb and trap the fission products, such that the extraction of the fission product may be retrained in a normal operation condition and that the performance of the nuclear fuel may be enhanced by mitigating PCI. In addition, highly radioactive fission products including Cs and I having a large generation amount or a long half-life enough to affect the environments can be trapped in the pellet in an accident condition, without being released outside. | 07-03-2014 |
20140185731 | URANIUM DIOXIDE NUCLEAR FUEL PELLET HAVING METALLIC MICROCELLS AND FABRICATING METHOD THEREOF - A uranium dioxide nuclear fuel pellet includes metallic microcells having a high protection capacity for fission products and a high thermal conductivity simultaneously arranged in the nuclear fuel pellet to trap fission products, such that extraction of fission products may be restrained in a normal operation condition and that the temperature of a nuclear fuel may be lowered to enhance the performance of the nuclear fuel, only to restrain extraction of radioactive fission products toward the environment in an accident condition to enhance a stability of the nuclear fuel pellet, and a fabricating method thereof. | 07-03-2014 |
Dong-Joo Lee, Seoul KR
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20130071376 | BATHING COMPOSITION AND METHOD FOR PREPARING SAME - The present invention relates to a composition for bath additives characterized in that the composition is obtained by a process comprising subjecting herbal materials comprising 10˜25% by weight of | 03-21-2013 |
Dong-Joo Roh, Chungcheongnam-Do KR
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20160109512 | SEMICONDUCTOR PACKAGE TEST BLADE AND SEMICONDUCTOR PACKAGE TEST APPARATUS INCLUDING THE SAME - A semiconductor package test blade and a semiconductor package test apparatus may prevent damage to a semiconductor package and occurrence of failures in the semiconductor package during a pass/fail test on the semiconductor package. The semiconductor package test blade includes a blade body formed at a lower end portion of a pusher for testing a semiconductor package, the blade body having a first surface contacting the semiconductor package and a groove dented upward from the first surface, a vacuum suction picker configured to penetrate a central portion of the blade body and suck and pick up the semiconductor package in vacuum, and a flexible silicone layer filling the groove. A bottom surface of the flexible silicone layer may be positioned at substantially the same level as the first surface of the blade body. | 04-21-2016 |
Dong-Joo Shin, Suwon-Si KR
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20140037889 | INSULATOR FOR BUILD-UP PCB AND METHOD OF MANUFACTURING PCB USING THE SAME - Disclosed are an insulator for a build-up PCB and a method of manufacturing a printed circuit board using the insulator. The insulator for a build-up PCB in accordance with an embodiment of the present invention includes: an insulation film layer, of which one surface has an area corresponding to a circuit board to be built-up; and a cover film layer, which is stacked on the insulation film layer and of which one surface has a larger area than the one surface of the insulation film layer so as to cover an entire outer perimeter of the insulation film layer. | 02-06-2014 |
Dong-Joo Shin, Daejeon KR
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20160138970 | ULTRAVIOLET INDEX MEASURING METHOD AND APPARATUS - An ultraviolet index measuring method and apparatus includes preparing a first photosensor having spectral response only in a first section of a wavelength between 250 nm and 298 nm, a second photosensor having spectral response only in a second section of a wavelength between 298 nm and 328 nm, and a third photosensor having spectral response only in a third section of a wavelength between 328 nm and 400 nm. An output signal of the first photosensor, an output signal of the second photosensor, and an output signal of the third photosensor are calibrated using spectral irradiance of reference solar light. First photocurrent of the first photosensor, second photocurrent of the second photosensor, and third photocurrent of the third photosensor are measured under a measurement environment. An ultraviolet index is calculated using the first photocurrent, the second photocurrent, and the third photocurrent under the measurement environment. | 05-19-2016 |