Jun Kyu
Jun Kyu Ahn, Seoul KR
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20120104482 | SEMICONDUCTOR DEVICES HAVING A CONTROL GATE ELECTRODE INCLUDING A METAL LAYER FILLING A GAP BETWEEN ADJACENT FLOATING GATES AND METHODS OF FABRICATING THE SAME - A semiconductor device includes a device isolation layer defining a plurality of active regions of a semiconductor substrate, floating gates and a control gate electrode in which the lowermost part of the electrode is constituted by a metal layer. The control gate electrode crosses over the active regions. The floating gates are disposed between the control gate electrode and the active regions. The tops of the floating gates are disposed at a level above the level of the top of the device isolation layer such that a gap is defined between adjacent ones of the floating gates. A region of the gap is filled with the metal layer of the control gate electrode. | 05-03-2012 |
Jun Kyu Choi, Gyeongbuk KR
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20130057304 | CAPACITIVE ELEMENT SENSOR AND METHOD FOR MANUFACTURING SAME - The present disclosure relates to a capacitive element sensor and to a method for manufacturing same. More particularly, the present disclosure relates to a change in total capacitance brought about by the electrical charge of biomolecules attached to an electrode and to a sensor for measuring the change. | 03-07-2013 |
20130180344 | TRANSDUCER AND METHOD FOR MANUFACTURING SAME - The present invention relates to a transducer and a method for manufacturing same, and more particularly, to a transducer and to a method for manufacturing same, in which a first liquid and a second liquid are supplied such that, at the boundary therebetween, a deformation-generating part, including a perforated structure having one or more holes therein, is formed, and the effect of external pressure is negated by the action between the liquids. | 07-18-2013 |
Jun Kyu Han, Daejeon KR
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20150352534 | CATALYST COMPOSITION AND METHOD FOR PREPARING SAME - Disclosed are a catalyst composition for oxidative dehydrogenation and a method of preparing the same. More particularly, disclosed is a catalyst composition comprising a multi-ingredient-based metal oxide catalyst and a mixed metal hydroxide. The catalyst composition and the method of preparing the same according to the present disclosure may prevent loss occurring in a filling process due to superior mechanical durability and wear according to long-term use, may inhibit polymer formation and carbon deposition during reaction, and may provide a superior conversion rate and superior selectivity. | 12-10-2015 |
Jun Kyu Hwang, Hwaseong-Si KR
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20160040467 | DOOR HOLDING APPARATUS AND REFRIGERATOR HAVING THE SAME - A door holding apparatus fixed to an upper portion of a refrigerator uses magnetic force to hold a first door thereof and a second door thereof in an open state, wherein the refrigerator comprises a body, the first door provided with an opening, and the second door provided in the front of the first door to open and close the opening, the apparatus includes a first holder provided with a first magnet, a second holder provided with a second magnet, and a fixation unit fixed to an upper portion of the body and provided with a first fixation unit fixing the first door by magnetic force with the first magnet in a state where the first door is opened, and a second fixation unit fixing the second door by magnetic force with the second magnet in a state where the second door is opened. | 02-11-2016 |
Jun Kyu Jung, Seongnam KR
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20150257627 | HOUSEHOLD APPLIANCE HAVING DRYING APPARATUS - Disclosed is a home appliance provided with a drying apparatus, capable of improving the drying performance. The home appliance includes a body, a dishwashing tub provided in the body and in which a washing operation and a drying operation are conducted, and a drying apparatus provided in the dishwashing tub, and configured to suction air inside the dishwashing tub and discharge the suctioned air to the inside of the dishwashing tub again. The drying apparatus includes a drying duct communicating with the dishwashing tub, a heat pump unit including an evaporator, a compressor, a condenser and an expansion valve, and the evaporator and the condenser are disposed inside the drying duct such that air in the dishwashing tub passes through the evaporator first and then the condenser. | 09-17-2015 |
Jun Kyu Jung, Seongnam-Si KR
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20150068056 | DISHWASHER - Disclosed herein is a dishwasher. The dishwasher includes a main body, a tub placed within the main body to receive dishes therein, and an air brake mounted to one lateral surface of the tub. The air brake includes a communication hole communicating with the tub to allow air to be introduced into the tub or to be discharged from the tub, a guide rib configured to guide air, introduced through the communication hole, upward of the air brake, and a vent formed in a lateral surface of the air brake to allow air to be discharged outward from the air brake or to allow outside air to be introduced into the air brake, the vent being located below the guide rib to prevent hot air from being discharged from the air brake. | 03-12-2015 |
Jun Kyu Kang, Seoul KR
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20090083514 | APPARATUS AND METHOD FOR BLOCK INTERLEAVING IN MOBILE COMMUNICATION SYSTEM - A method and apparatus for block interleaving that eliminates the step of intermediary buffering. The method includes: (a) calculating a memory address at which first output data, of which number is equal to the number of rows of a first encoder is stored, (b) storing the first output data at the calculated memory address of a circular buffer, (c) storing second output data at an address which is incremented by a specific constant value from the calculated memory address of the circular buffer, and (d) storing (n+1) | 03-26-2009 |
20090154442 | METHOD AND APPARATUS FOR REDUCING DIGITAL TO ANALOG CONVERSION (DAC) BITS IN FREQUENCY DIVISION MULTIPLE ACCESS (FDMA) SYSTEM - A method and an apparatus for reducing Digital-to-Analog Conversion (DAC) bits at a transmitter of a Frequency Division Multiple Access (FDMA) system reduces a number of the bits for conversion so as to save power and reduce the cost of operation. The method can include generating a digital signal gain control value and an analog signal gain control value using subcarrier allocation information, a required Signal to Noise Ratio (SNR), and a Peak to Average Power Ratio (PAPR); controlling a gain of a signal input to a digital-to-analog converter using the digital signal gain control value; converting a digital signal of the controlled gain to an analog signal using the digital-to-analog converter; and restoring an original signal by controlling a gain of a signal output from the digital-to-analog converter using the analog signal gain control value. | 06-18-2009 |
20090196383 | CORRELATION APPARATUS AND METHOD FOR FREQUENCY SYNCHRONIZATION IN BROADBAND WIRELESS ACCESS COMMUNICATION SYSTEM - A correlation apparatus and method for frequency synchronization are provided. A frequency synchronization method of a receiver in a broadband wireless access communication system includes acquiring a highest correlation value by conducting a differential correlation of a variable interval between a received signal and a reference signal and performing a frequency synchronization according to the highest correlation value. | 08-06-2009 |
20100302170 | METHOD FOR OPERATING INPUT MODE OF MOBILE TERMINAL COMPRISING A PLURALITY OF INPUT MEANS - A method of operating an input mode of a mobile terminal having a first input means and a second input means is provided. The method includes: displaying an input screen which is set as a first input mode; determining whether the second input means is in an activated state; and displaying a changed input screen which is set as a second input mode when the second input means is determined to be in an activated state. | 12-02-2010 |
20150063338 | RESTRICTING THE OPERATION OF AN ELECTRONIC DEVICE - A method is provided including: detecting an activation of an electronic device; detecting a current location of the electronic device; detecting whether the activation is prohibited at the current location of the electronic device; and shutting down the electronic device when the activation is prohibited. | 03-05-2015 |
Jun Kyu Kim, Hwaseong-Si KR
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20160129816 | HEADREST DEVICE - A headrest device comprises a fixed bracket fixed at a headrest stay and having a driving portion. A first link bracket is connected to the driving portion and a headrest panel which is connected to a headrest cushion, thus the first link bracket moving forward upon actuation of the driving portion. A second link bracket is rotatably connected to the headrest panel and the fixed bracket, respectively, and the first link bracket is connected to the second link bracket. When the first link bracket moves forward, the second link bracket rotatably moves forward together with the first link bracket, thereby tilting the headrest cushion and at the same time moving forward. | 05-12-2016 |
Jun Kyu Lee, Seoul KR
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20130334909 | MOTOR - Disclosed is a motor, the motor according to a first exemplary embodiment of the present disclosure including a housing, a stator mounted on the housing and including a stator core having a plurality of teeth, an insulator and a coil, a rotor rotatably installed at a center of the stator by a rotation shaft, and an insulation member wrapping an entire surface except for a surface opposite to the rotor of the stator, wherein the insulation member is arranged therein with an insulator and a coil. | 12-19-2013 |
20150266095 | METHOD OF MANUFACTURING METAL POWDERS AND APPARATUS FOR MANUFACTURING METAL POWDERS REALIZING THE SAME - In a method of manufacturing metal powders in a continuous type, metal is heated at a temperature greater than a melting point to form a liquid phase metal, and the liquid phase metal and an emulsion carrier, which is emulsified without reacting with the liquid phase metal, are supplied into a container, and the liquid phase metal and the emulsion carrier are emulsified through Taylor flow to form an emulsion solution. The emulsion solution is discharged from the container, and then, the emulsion solution is cooled at a temperature smaller than the melting point to selectively solidifying the liquid phase metal in the emulsion solution to form the metal powders. | 09-24-2015 |
Jun Kyu Park, Seongnam-Si KR
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20120259299 | PORTABLE VACUUM GENERATION DEVICE, AND MEDICAL SUCTION DEVICE USING SAME - Provided is a portable vacuum generator that can effectively save battery power of a vacuum pump for absorbing exudates from a suction head that is connected to a tube, and a medical suction device using the same. The medical suction device includes: a connection tube whose one end is connected to a connector of the suction head; and a vacuum generator including a vacuum pump that is connected to the other end of the connection tube and having a motor for generating negative pressure, and a vacuum pump controller that controls a power supply for the vacuum pump so as to maintain a vacuum state, in which the vacuum pump controller blocks the power supply for the vacuum pump until pressure of the vacuum pump falls down to preset minimum pressure in the case that the current pressure that is applied to the vacuum pump reaches preset maximum pressure, and drives the vacuum pump until pressure of the vacuum pump reaches the preset maximum pressure in the case that the current pressure falls down to the preset minimum pressure. | 10-11-2012 |
Jun Kyu Park, Hwaseong-Si KR
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20090285672 | Vibration-Absorbing Device for Blower Motors - Disclosed herein is a vibration-absorbing device for blower motors, which is provided between a blower motor and a motor housing surrounding the blower motor. The vibration-absorbing device includes a vibration-absorbing body, which may be spherical, and an engaging depression. The vibration-absorbing body is provided in the blower motor. The engaging depression is formed in the inner surface of the motor housing such that a vibration-absorbing body can be contained therein. | 11-19-2009 |
20130145647 | METHOD FOR DEHYDRATING EVAPORATOR OF AIR CONDITIONER OF VEHICLE - A method for dehydrating an evaporator of an air conditioner of a vehicle is provided to drive a blower motor depending on the humidity of the evaporator while monitoring a dry state of the evaporator, thus allowing the evaporator to be appropriately dried and preventing a problem from being caused by the discharge of a battery, therefore minimizing an odor generated by the air conditioner of the vehicle owing to effective drying of the evaporator of the air conditioner, and consequently considerably improving the marketability of the vehicle. | 06-13-2013 |
20130149951 | AIR DISCHARGE SYSTEM OF HVAC SYSTEM FOR VEHICLE - An air discharge system of an HVAC (Heat, Ventilation, and Air Conditioning) system for a vehicle, may include a first path provided in the HVAC system to communicate with discharge ports of a front seat, the first path allowing air that has passed through a heat exchanger to be discharged through the discharge ports of the front seat, a second path diverged from the first path to communicate with discharge ports of a rear seat, the second path allowing air that has passed through the heat exchanger to be discharged through the discharge ports of the rear seat, thus enabling the independent discharge of air to the rear seat, and a first control door provided at a position where the first path and the second path diverge from each other, thus opening or closing the second path. | 06-13-2013 |
20130267157 | METHOD AND SYSTEM FOR PREVENTING EXHAUST INFLOW OF VEHICLE - Disclosed is a method of preventing an exhaust inflow, including: a measurement step of measuring a concentration of exhaust introduced into an interior of a vehicle through an exhaust detecting sensor installed in the interior of the vehicle, and comparing the concentration of the exhaust with a reference concentration; an introduction step of controlling an interior/exterior air door of an air conditioning apparatus to introduce more exterior air into the interior of the vehicle so as to increase an interior pressure when the concentration of the introduced exhaust is thicker than the reference concentration; and a blowing step of controlling a blower of the air conditioning apparatus to increase an amount of air discharged into the interior of the vehicle to increase the interior pressure when the thick concentration of the exhaust is maintained. | 10-10-2013 |
20130316633 | SYSTEM AND METHOD FOR PREVENTING INFLOW OF EXHAUST GAS FOR VEHICLE - A system for preventing inflow of exhaust gas for a vehicle, may include an inside/outside air door provided in an air conditioning device of the vehicle and controlling an amount of outside air introduced into an inside of the vehicle, an outside-air temperature sensor measuring a temperature of the outside air of the vehicle, a temperature control door disposed inside the air conditioning device of the vehicle and controlling a temperature of air discharged to the inside of the vehicle, and a control unit controlling the inside/outside air door to cause an amount of the outside air to be introduced to the inside when a vehicle speed may be equal to or larger than a predetermined speed, wherein the control unit controls the temperature control door to control the temperature of the air discharged to the inside when the temperature of the outside air deviates from a predetermined temperature range. | 11-28-2013 |
20130325260 | VEHICLE DRIVING GUIDING DEVICE AND METHOD - A vehicle driving guiding device includes a plural of light emitting sections each that is provided, respectively, inside plural grills of air-vents which are arranged in front side of interior space of the vehicle and emits light to the interior space of the vehicle through the grills of the air-vents, and a controller for controlling a left-light emitting section provided on a left side of the light emitting section to emit light in case of a left direction indication signal and for controlling a right-light emitting section provided on a right side of the light emitting section to emit light in case of a right direction indication signal when road guiding direction indication signal is produced. A method is also described. | 12-05-2013 |
Jun Kyu Park, 12595324 KR
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20110175388 | LATCH ASSEMBLY FOR VEHICLE SEAT - A latch assembly for a vehicle seat is provided. The latch assembly for the vehicle seat which includes a base plate, a latch which is rotatably coupled to the base plate to rotate between a locking position and an open position, and a pawl and a pawl plate which are coaxial with the base plate and coupled to be overlapped each other to interact with each other to rotate, includes: the latch including a locking surface; the pawl plate including a pressing surface which presses the locking surface when the latch is positioned at the locking position, and a first supporting surface which supports the locking surface when the latch rotates by means of an impact; and the pawl including a second supporting surface which supports the locking surface together with the pawl plate when the latch rotates by means of the impact. Thus, the present invention provides a latch assembly for a vehicle seat having an improved configuration which enables a convenient handling and is capable of smoothly operating although there is a coupling condition error, and stably maintaining a coupling state in spite of an external impact against a chassis. | 07-21-2011 |
Jun Kyu Park, Seoul KR
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20110050011 | Motor device - A motor device includes a base plate on which a motor for rotating a disk is disposed, a flexible printed circuit board disposed on the base plate and having a circuit pattern applying power to the motor, and a screw mounting portion provided with a ground pattern of the FPCB, mounted with a screw engaged to electrically connect the ground pattern to the base plate, and having a part on which solders are provided. | 03-03-2011 |
20110140583 | Motor - Disclosed is a motor. The motor includes a rotor case, a ring member mounted on the rotor case and including an encoder on a bottom surface thereof extending outside of the rotor case, and an encoder sensor detecting speed information of the rotor case from the encoder such that the rotor case rotates at low speeds enabling a LightScribe operation. | 06-16-2011 |
20110167439 | SLIP PREVENTION MEMBER FOR TURNTABLES - Disclosed herein is a slip prevention member for a turntable. A friction layer prevents a slip of a disk placed on an upper surface thereof. A hardness reinforcing layer is provided under the lower surface of the friction layer. An adhesive layer is provided under the lower surface of the hardness reinforcing layer. A releasable sheet is attached to the lower surface of the adhesive layer. The slip prevention member reduces use of environmentally toxic material and uses the hardness reinforcing layer, thus preventing occurrence of vibrations and noise which may be induced when the hardness of the slip prevention member is relatively low. | 07-07-2011 |
20120011522 | Motor and optical disc drive using the same - There is provided a motor and an optical disc drive using the same, more particularly, a motor having an improved coupling structure between a rotor and a stator, and an optical disc drive using the same. The motor includes: a shaft; a sleeve supporting the shaft so as to be rotatable; a stator coupled to an outer circumferential surface of the sleeve and extended outwardly in an outer diameter direction of the sleeve; and a base plate coupled to the outer circumferential surface of the sleeve under the stator and supporting the stator. | 01-12-2012 |
20120025647 | SPINDLE MOTOR - Disclosed herein is a spindle motor. The spindle motor includes a rotor and a stator. The rotor includes a rotating shaft and a rotor casing which is provided with a magnet. The stator rotatably supports the rotor. The stator includes an armature facing the magnet. When the rotor casing rotates at a low speed, the rotating shaft rotates in a state of being inclined at a predetermined angle with respect to the vertical direction in which the rotating shaft is upright on the stator. Therefore, because the rotating shaft rotates in the state of being inclined with respect to the stator, the rotor can uniformly rotate. If the spindle motor is used in an optical disk apparatus for forming a label surface on an optical disk, the quality of the image on the label surface of the optical disk can be enhanced. | 02-02-2012 |
Jun Kyu Park, Yeonsu-Gu, Incheon KR
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20150345784 | DUAL VENTURI FOR COMBUSTOR - The present invention relates to a dual venturi for a combustor and, specifically, to a dual venturi for a combustor, which adjusts the amount of gas and air supplied to a burner of a hot water heater and has a motor combined with a damper in order to increase a turn-down ratio (TDR), such that the damper is rotated by the driving of the motor so as to simultaneously open or close secondary air and gas inlets, thereby enabling efficient heating control. The present invention has a separate opening/closing means which is capable of controlling, in two stages, the amount of air and gas flowing into the combustor such as the hot water heater, wherein the opening/closing means comprises the motor and the damper, and the damper is rotated by the driving of the motor so as to simultaneously open or close the secondary air and gas inlets, thereby enabling the control of the amount of air and gas. | 12-03-2015 |
Jun Kyu Park, Gyeonggi-Do KR
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20140377331 | ANTIMICROBIAL WOUND-COVERING MATERIAL AND METHOD FOR MANUFACTURING SAME - The present invention relates to an antimicrobial wound dressing comprising chitosan-silver nanoparticles and a preparation method thereof The antimicrobial wound dressing is prepared by coating a wound dressing with chitosan and silver and drying the coated wound dressing and has an excellent property of releasing silver nanoparticles in a sustained manner. | 12-25-2014 |
Jun Kyu Seo, Daejeon KR
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20150117491 | TUNABLE WAVELENGTH FILTER WITH EMBEDDED METAL TEMPERATURE SENSOR AND ITS APPLICATION TO EXTERNAL-CAVITY TYPE TUNABLE WAVELENGTH LASER - Provided are a tunable wavelength filter with an embedded metal temperature sensor and an external-cavity type tunable wavelength laser module. In detail, the tunable wavelength filter with an embedded metal temperature sensor and the external-cavity type tunable wavelength laser module achieve wavelength stability by forming a metal temperature sensor using a resistance change of a metal thin film according to temperature on a point on an isothermal layer having the same temperature distribution as the optical waveguide during a process for fabricating the optical waveguide with polymer to accurately measure a temperature of an optical waveguide. | 04-30-2015 |
Jun Kyu Suh, Seoul KR
Jun-Kyu Kim, Yuseong-Gu Daejeon KR
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20120309619 | ABSORBENT RESIN SURFACE-MODIFIED WITH CATIONIC POLYMER COMPOUND - The present invention relates to an absorbent resin surface-modified with a cationic polymer compound. According to the present invention, the use of a cationic polymer compound can provide a simple and economical way to prepare an absorbent resin surface-modified with a cationic polymer compound with enhanced absorption rate and absorbency, overcoming the problem with the conventional absorbent resin having low absorption rate and poor absorbency. In accordance with one embodiment of the present invention, there is provided an absorbent resin comprising a cross-linked polymer which includes a base resin prepared in the form of powder by polymerizing a monomer based on acrylic acid having an acidic group and neutralized by 40 to 95 mol % and then forming an internal cross-linking with a first cross-linking agent, where the surface of the base resin is cross-linked with a second cross-linking agent, and the cross-linked polymer is surface-modified with a cationic polymer compound comprising a polyacrylamide-based polymer or its salt. | 12-06-2012 |
Jun-Kyu Kim, Daejeon KR
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20110301303 | PROCESS FOR PREPARING WATER ABSORBENT RESIN WITH HIGH PERFORMANCE - The present invention relates to a process for preparing a water absorbent resin, particularly to a process for preparing a water absorbent resin which can resolve the uneven size of the fine pulverized gel-type resin and long pulverizing time those are the problems of prior process for preparing the water absorbent resin, by carrying out the pulverizing process of the gel-type resin divided into the coarse pulverizing process which is carried out with the internal cross-linking polymerization, and the fine pulverizing process. According to the preparation process, it is possible to mass-produce the water absorbent resin showing excellent absorption under pressure and low extractable content. | 12-08-2011 |
20130180424 | BULLET INCLUDING AN AIR-GUIDING RECESS - The present invention relates to a bullet including an air-guiding recess, comprising: a head | 07-18-2013 |
20160045895 | PREPARATION METHOD OF SUPERABSORBENT POLYMER - A method of preparing a superabsorbent polymer is provided, which is able to improve physical properties and to recycle fine powder generated during the preparation process. Particularly, a method of preparing a superabsorbent polymer capable of improving physical properties by using a base resin including a water-containing gel polymer and a base-treated fine powder regranulated body, which are different from each other in degree of neutralization, during preparation of the superabsorbent polymer, is provided. | 02-18-2016 |
Jun-Kyu Lee, Chungcheongbuk-Do KR
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20160099210 | SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are a semiconductor package and a method of manufacturing the same, which allows a conductive path to be provided to connect upper and lower portions of the semiconductor package. A semiconductor package according to the present invention includes a semiconductor chip, a substrate including an accommodating portion to accommodate the semiconductor chip, a sealing material configured to mold the semiconductor chip and the substrate to be integrated, a through wiring configured to vertically pass through the substrate, a wiring portion configured to electrically connect the semiconductor chip and one side of the through wiring, and an external connection portion to electrically connected to the other side of the through wiring and configured to be able to be electrically connected to an outside, wherein a wiring layer of the wiring portion is provided to be connected to the through wiring. | 04-07-2016 |
Jun-Kyu Park, Daejeon KR
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20150303414 | SECONDARY BATTERY HAVING IMPROVED ENERGY DENSITY - There is provided a secondary battery including an electrode assembly having a stack structure of an anode/a separation film/a cathode, a pouch type exterior member configured of a lower surface in which a receiving part is formed and an upper surface covering the receiving part, a single electrode assembly or a plurality of electrode assemblies being received in the receiving part, and an electrode terminal formed outwardly of the pouch type exterior member, the secondary battery including: a sealing part formed by bonding edges of the pouch type exterior member, wherein a portion of the sealing part formed on a surface of the pouch type exterior member on which the electrode terminal is not formed outwardly of the exterior member is folded downwardly at an angle of 90 degrees. | 10-22-2015 |
Jun-Kyu Park, Cheonan-Si KR
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20150196366 | DEVICE FOR POSITIONING JOINT LINE FOR REVISION TOTAL KNEE ARTHROPLASTY - A device for positioning a knee joint line for revision total knee arthroplasty. In revision total knee arthroplasty, the position of the joint line of an existing femoral element is measured before the existing femoral element is removed from the femur in revision total knee arthroplasty. A new femoral element is implanted according to the measured position of the joint line. The joint line is formed at the same position as the joint line of the other leg. The position of the surface of the femur to be cut is determined based on the position of the joint line when a loss or the like in the femur must be compensated for by implanting a block between the femur and the femoral element. | 07-16-2015 |
Jun-Kyu Park, Jeollabuk-Do KR
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20140087245 | ULTRASONIC WELDING APPARATUS AND SECONDARY BATTERY WITH ENHANCED ELECTRODE STRUCTURE - The present disclosure describes an ultrasonic welding apparatus, which improves the welding strength of an electrode tab and an electrode lead included in a secondary battery, and a secondary battery with an enhanced electrode structure strength by using the ultrasonic welding apparatus. The secondary battery includes an electrode assembly in which a cathode plate provided with a cathode tab, an anode plate provided with an anode tab, and a separator are stacked in turn; a pouch for receiving the electrode assembly; a cathode lead electrically coupled to the cathode tab by welding; and an anode lead electrically coupled to the anode tab by welding, wherein the density of welding points, formed at a welding surface between the anode lead and the anode tab, is higher than that of welding points, formed at a welding surface between the cathode lead and the cathode tab. | 03-27-2014 |
Jun-Kyu Park, Gunpo-City KR
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20090039762 | WHITE LED DEVICE COMPRISING DUAL-MOLD AND MANUFACTURING METHOD FOR THE SAME - A conventional high-luminance white light emitting diode (LED) device has the disadvantage of it being difficult to achieve high luminance and excellent and uniform quality since emitted light is weaker in the red wavelength region than at yellow wavelengths. The present invention provides a high-luminance white LED device with improved color rendering and spectrum distribution, and a method of manufacturing the same. The white LED device according to one embodiment of the present invention is characterized by dual molds. The white LED device includes: an LED chip mounting member for mounting an LED chip; at least one blue LED chip or ultraviolet LED chip mounted on the LED chip mounting member; a first mold having a transparent epoxy resin and a first phosphor and sealing the blue or ultraviolet LED chip, the first phosphor dispersed in the transparent epoxy resin to convert light emitted from the blue or ultraviolet LED chip into first light having a first wavelength; and a second mold having a transparent epoxy resin and a second phosphor and formed on the first mold, the second phosphor dispersed in the transparent epoxy resin to convert light emitted from the blue or ultraviolet LED chip into second light having a second wavelength, the second light being white light obtained by combination of the emitted light with the first light. The white LED device having the dual molds can be a lamp-type LED device, an injection-molded housing package-type LED device, or a transfer-molded chip-type LED device. | 02-12-2009 |
Jun-Kyu Yang US
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20120276696 | VERTICAL STRUCTURE NON-VOLATILE MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME - A vertical structure non-volatile memory device in which a gate dielectric layer is prevented from protruding toward a substrate; a resistance of a ground selection line (GSL) electrode is reduced so that the non-volatile memory device is highly integrated and has improved reliability, and a method of manufacturing the same are provided. The method includes: sequentially forming a polysilicon layer and an insulating layer on a silicon substrate; forming a gate dielectric layer and a channel layer through the polysilicon layer and the insulating layer, the gate dielectric layer and the channel layer extending in a direction perpendicular to the silicon substrate; forming an opening for exposing the silicon substrate, through the insulating layer and the polysilicon layer; removing the polysilicon layer exposed through the opening, by using a halogen-containing reaction gas at a predetermined temperature; and filling a metallic layer in the space formed by removing the polysilicon layer. | 11-01-2012 |