Kim, Cheongju-Si
Beom-Jin Kim, Cheongju-Si KR
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20110069232 | DEVICE AND METHOD FOR DRIVING DISPLAY PANEL - An apparatus for driving a display panel includes: a time variant signal (TVS) generator configured to generate a time variant signal group; a common pulse signal generator configured to generate a plurality of pulse signals; a selector configured to receive the time variant signal, the plurality of the pulse signals, and video data and select a grayscale voltage corresponding to the video data; and a buffer configured to buffer and transfer an output of the selector. Herein, the selector and the buffer are provided to each of a plurality of channels, and the time variant signal and the plurality of the pulse signals are inputted in common to the selector of each channel. | 03-24-2011 |
Bouk Su Kim, Cheongju-Si KR
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20120178850 | ARTIFICIAL MARBLE AND METHOD OF MANUFACTURING THE SAME - Disclosed are artificial marble and a method of manufacturing the same. The artificial marble has a natural aesthetic pattern like a flowing pattern to exhibit an equivalent or superior texture to that of natural marble. Further, as the artificial marble is prepared by placing an uncured marble resin sheet or block in a mold and pressing, the artificial marble has excellent mechanical strength and gloss and does not contain bubbles therein even after pressing at a low temperature and a low pressure. | 07-12-2012 |
Byoung-Chan Kim, Cheongju-Si KR
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20090277673 | PCB having electronic components embedded therein and method of manufacturing the same - Provided is a PCB having electronic components embedded therein, the PCB including a core layer having electronic components embedded therein and a resin layer formed thereon and thereunder; internal layer circuits formed on the resin layer and being electrically connected to the electronic components; an insulating layer formed on the internal layer circuits; and external layer circuits formed on the insulating layer and being electrically connected to the internal layer circuits. | 11-12-2009 |
20100012364 | METHOD OF MANUFACTURING ELECTRONIC COMPONENT EMBEDDED CIRCUIT BOARD - An electronic component embedded printed circuit board and a method for manufacturing the same are disclosed. The method includes: providing a first carrier having a first circuit pattern formed on one surface thereof; providing a second carrier having a second circuit pattern formed on one surface thereof; flip-chip bonding an electronic component to the first circuit pattern; stacking one side of an insulator on one side of the first carrier to cover the electronic component; compressing the second carrier having the second circuit pattern formed on one surface thereof on an other side of the insulator; and removing the first carrier and the second carrier. The method can improve the degree of conformation for an electrical component by embedding the electrical component using a flip-chip bonding method and can improve the yield by simplifying the production process. | 01-21-2010 |
20110286191 | Printed circuit board and semiconductor package with the same - Disclosed herein is a printed circuit board. The printed circuit board includes a base substrate including a first region on which a semiconductor chip is mounted and a second region positioned outside the first region, first insulating patterns covering the base substrate and including trenches formed on the second region, and second insulating patterns protruding from the first insulating patterns on the second region. The trench and the second insulating pattern may be used as a structure defining an underfill forming material in a preset shape during the process of forming an underfill. | 11-24-2011 |
20120017435 | Method of manufacturing PCB having electronic components embedded therein - A method of manufacturing a PCB having electronic components embedded therein, including: preparing a copper foil layer including a thin copper foil coated with a resin layer; fixing electronic components onto the resin layer; forming a core layer in which the electronic components are embedded; forming internal layer circuits which are electrically connected to the electronic components; forming an insulating layer on the internal layer circuits; and forming external layer circuits on the insulating layer such that the external layer circuits are electrically connected to the internal layer circuits. | 01-26-2012 |
20120134125 | METHOD OF MANUFACTURING ELECTRONIC COMPONENT EMBEDDED CIRCUIT BOARD - An electronic component embedded printed circuit board and a method for manufacturing the same are disclosed. The method includes: providing a first carrier having a first circuit pattern formed on one surface thereof; providing a second carrier having a second circuit pattern formed on one surface thereof; flip-chip bonding an electronic component to the first circuit pattern; stacking one side of an insulator on one side of the first carrier to cover the electronic component; compressing the second carrier having the second circuit pattern formed on one surface thereof on an other side of the insulator; and removing the first carrier and the second carrier. The method can improve the degree of conformation for an electrical component by embedding the electrical component using a flip-chip bonding method and can improve the yield by simplifying the production process. | 05-31-2012 |
Byung Chul Kim, Cheongju-Si KR
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20130062315 | VACUUM INTERRUPTER - The present disclosure relates to a vacuum interrupter capable of easily installing a central arc shielding plate in alignment without biasing in a radial direction. The vacuum interrupter includes a protruding guide unit protruding from a stationary electrode seal cup in a perpendicular direction to guide the installation of the central arc shielding plate such that the central arc shielding plate can be aligned in a radial direction. | 03-14-2013 |
Chang Hyun Kim, Cheongju-Si KR
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20100079609 | Apparatus and method of obtaining high resolution image - Disclosed is a high resolution image obtaining apparatus and method. The high resolution image obtaining apparatus may divide an input image frame into a background region and foreground region and apply an optimized resolution enhancement algorithm to each region, thereby effectively obtaining a high resolution image frame with respect to the input image frame. | 04-01-2010 |
Cheong-Young Kim, Cheongju-Si KR
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20100148002 | Configurable Cockpit System Based On Design Parameters - Disclosed is a configurable cockpit system based on design parameters, which comprises: a configurable cockpit which has an interface between a user and the cockpit, and various sub-systems for efficiently measuring design parameters; an interface for synchronizing configuration which converts the design parameters measured in the configurable cockpit to the cockpit design parameters for the CAD system, or converts the cockpit design parameters of the CAD system to the design parameters of the configurable cockpit; and cockpit design parameter database which accumulates cockpit design parameters and automatically modifies the CAD 3D configuration through automatic linking to the cockpit configuration template based on the cockpit design parameters. | 06-17-2010 |
Dae Sung Kim, Cheongju-Si KR
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20120217223 | INTERLOCK APPARATUS FOR VACUUM CIRCUIT BREAKER - An interlock apparatus for a vacuum circuit breaker includes a pair of hindering units configured to allow or prevent a motion of a breaker body to an connection position or a disconnection position; a pair of first interlock bars configured to change a width of the breaker body to be greater than the predetermined spacing distance of the hindering units in a first position where the first interlock bars are spaced from each other, or to change the width of the breaker body to be smaller than the predetermined spacing distance; and a second interlock bar vertically movable to an up position and a down position, the up position for moving the first interlock bars to the first position, and the down position for returning the first interlock bars to the second position by being separated from the interposed position between the first interlock bars. | 08-30-2012 |
Dohwan Kim, Cheongju-Si KR
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20090256479 | PLASMA DISPLAY PANEL - A plasma display panel is disclosed. The plasma display panel includes a front substrate, a rear substrate facing the front substrate, barrier ribs positioned in an active area, and a sealant disposed between the front substrate and the rear substrate in a dummy area. The rear substrate includes a dielectric layer. The dielectric layer in the dummy area includes a first portion having a first thickness and a second portion having a second thickness. The first thickness is different from the second thickness. | 10-15-2009 |
Dong-Ki Kim, Cheongju-Si KR
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20120153287 | ETCHANT, DISPLAY DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE USING THE SAME - An etchant includes: 5 to 20 wt % of persulfate, 1 to 10 wt % of at least one compound of an inorganic acid, an inorganic acid salt, or a mixture thereof, 0.3 to 5 wt % of a cyclic amine compound, 1 to 10 wt % of at least one compound of an organic acid, an organic acid salt, or a mixture thereof, 0.1 to 5 wt % of p-toluenesulfonic acid, and water, based on the total weight of the etchant. A copper-titanium etchant further includes 0.01 to 2 wt % of a fluoride-containing compound. A method of forming a display device using the etchant, and a display device, are also disclosed. | 06-21-2012 |
20120208310 | NON-HALOGENATED ETCHANT AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE USING THE NON-HALOGENATED ETCHANT - Exemplary embodiments of the present invention disclose a non-halogenated etchant for etching an indium oxide layer and a method of manufacturing a display substrate using the non-halogenated etchant, the non-halogenated etchant including nitric acid, sulfuric acid, a corrosion inhibitor including ammonium, a cyclic amine-based compound, and water. | 08-16-2012 |
20140295599 | ETCHANT, DISPLAY DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE USING THE SAME - An etchant includes: 5 to 20 wt % of persulfate, 1 to 10 wt % of at least one compound of an inorganic acid, an inorganic acid salt, or a mixture thereof, 0.3 to 5 wt % of a cyclic amine compound, 1 to 10 wt % of at least one compound of an organic acid, an organic acid salt, or a mixture thereof, 0.1 to 5 wt % of p-toluenesulfonic acid, and water, based on the total weight of the etchant. A copper-titanium etchant further includes 0.01 to 2 wt % of a fluoride-containing compound. A method of forming a display device using the etchant, and a display device, are also disclosed. | 10-02-2014 |
Dong Sung Kim, Cheongju-Si KR
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20110114569 | APPARATUS AND METHOD FOR TREATING BALLAST WATER - An apparatus and method for precisely controlling production, injection, and removal of disinfectants using electrolysis according to the flow rate of ballast water are provided, where the ballast water flows into or is discharged from the ballast tank to manage the ballast water or ships so that destruction or disruption of marine ecosystems can be prevented. An apparatus for treating ballast water and treatment method using the same are provided, the apparatus including: an electrolysis module for producing concentration-controlled sodium hypochlorite; a gas-liquid separator for separating hydrogen gas; a micro bubble generator for mixing and supplying reducing agents while reducing residual chlorine; a vortex generator for generating vortex; and a control system. The control system controls a salinometer, a flow rate meter, a residual chlorine meter, a seawater supply pump, flow rate control valves, an electrolysis module, a residual chlorine meter, a micro bubble generator, and an injection pump. | 05-19-2011 |
Dong You Kim, Cheongju-Si KR
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20100243308 | SEMICONDUCTOR MEMORY MODULE AND ELECTRONIC COMPONENT SOCKET FOR COUPLING WITH THE SAME - The present invention relates to a semiconductor memory module and an electronic component socket for coupling with the same. A printed circuit board of the semiconductor memory module includes three signal pad arrays longitudinally formed in a row on one sides of a first surface, a second surface and a third surface thereof. Each signal pad array includes a plurality of signal pads. An electronic component socket for coupling with the printed circuit board includes thee pin arrays. Thus, an increased number of the signal pads can be provided while retaining the size of the memory module and the electronic component socket. | 09-30-2010 |
Eung-Suen Kim, Cheongju-Si KR
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20110227502 | CIRCUIT AND METHOD FOR GENERATING PWM SIGNAL FOR DC-DC CONVERTER USING DIMMING SIGNAL AND LED DRIVING CIRCUIT FOR BACKLIGHT HAVING THE SAME - A pulse width modulation (PWM) signal generating circuit that generates a PWM signal for a DC-DC converter using a dimming signal is provided. The PWM signal generating circuit includes a normal PWM signal generator configured to generate a normal PWM signal based on a clock signal provided to the DC-DC converter, and a compensation PWM signal generator configured to generate a compensation PWM signal based on the clock signal and the dimming signal. | 09-22-2011 |
20110267387 | CIRCUIT AND METHOD FOR DRIVING A LIGHT EMITTING DIODE FOR A BACKLIGHT, AND BACKLIGHT DRIVING APPARATUS USING THE SAME - A circuit and method for driving a light emitting diode for a backlight, and a backlight driving apparatus using the same is provided. A circuit for driving a light emitting diode (LED) for a backlight includes a filtering unit configured to receive a pulse width modulation (PWM) signal and remove noise of a predetermined band, a duty stabilization unit configured to stabilize a duty of a PWM signal filtered by the filtering unit, a dimming signal generation unit configured to generate a dimming signal based on a PWM signal stabilized by the duty stabilization unit, and an LED driving unit configured to drive the LED for the backlight based on the dimming signal generated by the dimming signal generation unit. | 11-03-2011 |
Hak-Soo Kim, Cheongju-Si KR
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20100164592 | LEVEL SHIFT CIRCUIT - A level shift circuit. A level shift circuit may include a first voltage supply control unit connected to a first voltage terminal to control a supply of a first voltage via a first and/or second path according to statuses of first and/or second input signals inputted differentially, a second voltage supply control unit connected to a second voltage terminal to control a supply of a second voltage via a first and/or second path, a switching unit controlling a connection between first and second voltage supply control units on a first and/or second path, and/or a buffer unit outputting an output signal corresponding to a first voltage and/or a second voltage in response to a first potential outputted between a first voltage supply control unit and a switching unit and/or a second potential output between a second voltage supply control unit and a switching unit. | 07-01-2010 |
Hang Young Kim, Cheongju-Si KR
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20120178850 | ARTIFICIAL MARBLE AND METHOD OF MANUFACTURING THE SAME - Disclosed are artificial marble and a method of manufacturing the same. The artificial marble has a natural aesthetic pattern like a flowing pattern to exhibit an equivalent or superior texture to that of natural marble. Further, as the artificial marble is prepared by placing an uncured marble resin sheet or block in a mold and pressing, the artificial marble has excellent mechanical strength and gloss and does not contain bubbles therein even after pressing at a low temperature and a low pressure. | 07-12-2012 |
Hee-Jung Kim, Cheongju-Si KR
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20110069232 | DEVICE AND METHOD FOR DRIVING DISPLAY PANEL - An apparatus for driving a display panel includes: a time variant signal (TVS) generator configured to generate a time variant signal group; a common pulse signal generator configured to generate a plurality of pulse signals; a selector configured to receive the time variant signal, the plurality of the pulse signals, and video data and select a grayscale voltage corresponding to the video data; and a buffer configured to buffer and transfer an output of the selector. Herein, the selector and the buffer are provided to each of a plurality of channels, and the time variant signal and the plurality of the pulse signals are inputted in common to the selector of each channel. | 03-24-2011 |
Heung-Kyu Kim, Cheongju-Si KR
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20100052993 | PRINTED CIRCUIT BOARD HAVING MICRO STRIP LINE, PRINTED CIRCUIT BOARD HAVING STRIP LINE AND METHOD OF MANUFACTURING THEREOF - A printed circuit board having a micro strip line, a printed circuit board having a strip line and a method of manufacturing thereof are disclosed. The printed circuit board having a micro strip line in accordance with an embodiment of the present invention includes a first insulation layer, a signal line buried in one surface of the first insulation layer, a plurality of conductors penetrating through the first insulation layer and being disposed on both sides of the signal line in parallel with the signal line, and a ground layer formed to be electrically connected to the conductor on the other surface of the first insulation layer. | 03-04-2010 |
20130008025 | PRINTED CIRCUIT BOARD HAVING MICRO STRIP LINE, PRINTED CIRCUIT BOARD HAVING STRIP LINE AND METHOD OF MANUFACTURING THEREOF - A printed circuit board having a micro strip line, a printed circuit board having a strip line and a method of manufacturing thereof are disclosed. The printed circuit board having a micro strip line in accordance with an embodiment of the present invention includes a first insulation layer, a signal line buried in one surface of the first insulation layer, a plurality of conductors penetrating through the first insulation layer and being disposed on both sides of the signal line in parallel with the signal line, and a ground layer formed to be electrically connected to the conductor on the other surface of the first insulation layer. | 01-10-2013 |
20130009729 | PRINTED CIRCUIT BOARD HAVING MICRO STRIP LINE, PRINTED CIRCUIT BOARD HAVING STRIP LINE AND METHOD OF MANUFACTURING THEREOF - A printed circuit board having a micro strip line, a printed circuit board having a strip line and a method of manufacturing thereof are disclosed. The printed circuit board having a micro strip line in accordance with an embodiment of the present invention includes a first insulation layer, a signal line buried in one surface of the first insulation layer, a plurality of conductors penetrating through the first insulation layer and being disposed on both sides of the signal line in parallel with the signal line, and a ground layer formed to be electrically connected to the conductor on the other surface of the first insulation layer. | 01-10-2013 |
Hong Jung Kim, Cheongju-Si KR
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20080284271 | Motor having rivetless rotor core - The motor includes a cylindrical rotor core, a plurality of magnets axially penetrated in the rotor core, a pair of separation-preventing plates installed at both ends of the rotor core, and at least one fixing member to fix the separation-preventing plates to the rotor core. The fixing member includes a rod portion extending in an axial direction of the rotor core to be disposed on an outer circumferential surface of the rotor core, and supporting portions bent from both ends of the rod portion and used to support the separation-preventing plates. The separation-preventing plates can be fixed to the rotor core by the fixing member disposed on the outer circumferential surface of the rotor core. The fixing member has no risk of hindering the flow of magnetic flux generated from the magnets, resulting in an improvement in the performance of the motor. | 11-20-2008 |
Hyoung-Kyu Kim, Cheongju-Si KR
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20120313685 | LEVEL SHIFTER AND METHOD OF USING THE SAME - A level shifter and a method of operating a level shifter are provided. The level shifter includes a first-level shifter unit configured to convert an external input signal into a signal in a preset first-voltage range using a plurality of transistors and output the converted signal and a second-level shifter unit configured to convert the signal output from the first-level shifter unit into a signal in a preset second-voltage range using a plurality of transistors and output the converted signal. | 12-13-2012 |
20140347030 | RAMP CIRCUIT AND DIRECT CURRENT (DC)- DC CONVERTER THEREOF - Provided are a ramp circuit and a DC-DC converter. The ramp circuit generates a current flowing in a resistor using voltages affected by an output voltage and an input voltage of a DC-DC converter, and generates a ramp signal through copying of the current and charging and discharging of a capacitor using a current mirror unit. The ramp signal is generated by considering the input voltage and the output voltage, and thus the ramp signal has an optimal slope to provide an adaptive response to state change in the input voltage and the output voltage. The DC-DC converter uses such a ramp circuit to facilitate its operation. | 11-27-2014 |
20150054482 | CURRENT CONTROLLING MODE DIRECT CURRENT (DC)-DC CONVERTER - There is provided a current controlling mode DC-DC converter that operates in a PWM mode or a PFM mode by adjusting a turned-on time of a gate depending on power consumption of a load. The DC-DC converter includes a first comparator that receives a first input voltage and a second input voltage and outputs a first output signal, a second comparator that receives a reference voltage for mode switching and the second input voltage and outputs a second output signal, and a first logic element that outputs a reset signal for turning off a gate at a point of time when both the first output signal and the second output signal are applied. Examples may also include additional elements to facilitate mode switching. | 02-26-2015 |
Hyung-Yong Kim, Cheongju-Si KR
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20110045643 | Method of forming active region structure - A method of forming an active region structure includes preparing a semiconductor substrate including a cell array region and a peripheral circuit region, forming preliminary cell active regions in the cell array region of the semiconductor substrate, and forming cell active regions in the preliminary cell active regions and at least one peripheral active region in the peripheral circuit region of the semiconductor substrate, such that the preliminary cell active regions, the cell active regions, and the at least one peripheral active region are integrally formed with the semiconductor substrate and protrude from the semiconductor substrate. | 02-24-2011 |
20110284163 | PLASMA PROCESSING APPARATUS - A plasma processing apparatus includes a chamber for processing a substrate. A plasma generator is provided to generate plasma within the chamber. A window is provided in a sidewall of the chamber, and the window transmits light from the plasma within the chamber. A photocatalytic layer is provided on an inner surface of the window such that the photocatalytic layer is activated as a result of exposure to light from the plasma to decompose a residual product on the inner surface of the window. | 11-24-2011 |
20120080723 | FABRICATING METHOD OF SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE FABRICATED USING THE SAME METHOD - A fabricating method of a semiconductor device includes providing a substrate having a first region and a second region, forming a plurality of first gates in the first region of the substrate, such that the first gates are spaced apart from each other at a first pitch, forming a plurality of second gates in the second region of the substrate, such that the second gates are spaced apart from each other at a second pitch different from the first pitch, implanting an etch rate adjusting dopant into the second region to form implanted regions, while blocking the first region, forming a first trench by etching the first region between the plurality of first gates, and forming a second trench by etching the second region between the plurality of second gates. | 04-05-2012 |
20120164809 | SEMICONDUCTOR DEVICES INCLUDING STRAINED SEMICONDUCTOR REGIONS, METHODS OF FABRICATING THE SAME, AND ELECTRONIC SYSTEMS INCLUDING THE DEVICES - A method of fabricating a semiconductor device includes forming a gate pattern on a substrate, forming an amorphous silicon (a-Si) region adjacent to the gate pattern by implanting a dopant containing a Group IV or VIII element into portions of the semiconductor substrate, forming gate spacers on sidewalls of the gate pattern, forming a first cavity by etching the a-Si region and the substrate using a first etching process, forming a second cavity by etching the substrate, such that the second cavity expands a profile of the first cavity in lateral and vertical directions, and forming a strained semiconductor region in the second cavity. | 06-28-2012 |
20120322224 | METHOD OF FABRICATING SEMICONDUCTOR DEVICE - In a method of fabricating a semiconductor device, a target layer and a first material layer are sequentially formed on a substrate. A plurality of second material layer patterns are formed on the first material layer, the second material layer patterns extending in a first horizontal direction. A plurality of hardmask patterns extending in a second horizontal direction are formed on the plurality of second material layer patterns and the first material layer, wherein the second horizontal direction is different from the first horizontal direction. A first material layer pattern is formed by etching the first material layer using the plurality of hardmask patterns and the plurality of second material layer patterns as etch masks. A target layer pattern with a plurality of holes is formed by etching the target layer using the first material layer pattern as an etch mask. | 12-20-2012 |
20140110757 | FABRICATING METHOD OF SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE FABRICATED USING THE SAME METHOD - A fabricating method of a semiconductor device includes providing a substrate having a first region and a second region, forming a plurality of first gates in the first region of the substrate, such that the first gates are spaced apart from each other at a first pitch, forming a plurality of second gates in the second region of the substrate, such that the second gates are spaced apart from each other at a second pitch different from the first pitch, implanting an etch rate adjusting dopant into the second region to form implanted regions, while blocking the first region, forming a first trench by etching the first region between the plurality of first gates, and forming a second trench by etching the second region between the plurality of second gates. | 04-24-2014 |
Hyun Jae Kim, 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 |
20120199556 | TERMINALS FOR VACUUM CIRCUIT BREAKER AND VACUUM CIRCUIT BREAKER HAVING THE SAME - Terminals for a vacuum circuit breaker include: a first terminal having a plurality of supporting rings, a plurality of finger contactors, and ring-shaped springs installed to contact an outer circumferential surface of the finger contactors so as to provide an elastic force to the finger contactors toward the center; a second terminal having an outer diameter larger than an inner diameter of the first terminal formed by an inner circumferential surface of the finger contactors of the first terminal, and configured by a bushing-type electric conductor; and an insulation guide member detachably fixed to a leading end of the second terminal such that an electric insulating property of the second terminal increases when the first and second terminals are disconnected from each other, having an electric insulating property, and tapered so as to have a decreased outer diameter as a distance from the second terminal becomes long. | 08-09-2012 |
Hyun Jong Kim, Cheongju-Si KR
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20110149775 | SYSTEM AND METHOD FOR INTERWORKING BETWEEN MEDIA QUALITY ASSESSMENT AT TERMINAL DEVICE AND QOS CONTROL IN TRANSPORT NETWORK - Provided is a service quality of experience (QoE) predicting and managing system. The service QoE predicting and managing system may include a media quality measurement system (MQMS) to measure a QoE of media, and a quality of service (QoS)/QoE control system (QCS) to measure QoS parameter information, to predict the QoE based on the measured QoS information, to calculate a QoS parameter adjustment value by comparing and analyzing the QoE measured by the MQMS and the predicted QoE, and to transmit the calculated QoS parameter adjustment value to a service quality control system (SCS). | 06-23-2011 |
20130234607 | LED LIGHTING CONTROL APPARATUS AND METHOD BASED ON VISIBLE LIGHT COMMUNICATION - Disclosed herein is an LED lighting control apparatus and method based on visible light communication. The LED lighting control apparatus includes lighting information collection means for collecting status information about lighting means and environmental information about surroundings of the lighting means, and transmitting the collected information to lighting control means. The lighting information collection means includes a visible light reception processing unit for receiving the status information about the lighting means contained in a visible light signal emitted from the lighting means, a lighting information analysis unit including a plurality of environmental information sensors for detecting the environmental information about the surroundings of the lighting means, the lighting information analysis unit analyzing the environmental information detected by the environmental information sensors, and a lighting information control unit for collecting the status information and the analyzed environmental information and transmitting the collected information to the lighting control means. | 09-12-2013 |
20130343768 | INTER-VEHICLE COMMUNICATION APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATION - The present invention relates to an inter-vehicle communication apparatus and method using visible light communication. The inter-vehicle communication apparatus using visible light communication includes a spreading code application unit for applying a spreading code to transmission data desired to be transmitted, and a transmission unit for generating a transmission frame based on the transmission data to which the spreading code is applied, and transmitting the transmission frame via a lighting lamp of a vehicle. The transmission frame includes a preamble field required to synchronize the transmission frame, a data field required to transmit the transmission data, and a position field required to provide hopping information of the transmission data. | 12-26-2013 |
20140010540 | VISIBLE LIGHT COMMUNICATION METHOD AND APPARATUS - Disclosed herein are a visible light communication method and apparatus. The visible light communication method includes determining whether a current location is the start of a symbol of a transmission signal, setting a sample index, a signal accumulated value for an accumulation region of a front half portion of the symbol, and a signal accumulated value for an accumulation region of a rear half portion of the symbol, determining whether the sample index belongs to an accumulation region of the front or rear half portion of the symbol, and accumulating samples of the transmission signal in accordance with the location to which the sample index belongs, determining whether a current location corresponds to the end of the symbol, and outputting a Variable Pulse Position Modulation (VPPM) communication signal corresponding to the transmission signal. | 01-09-2014 |
20140052390 | APPARATUS AND METHOD FOR DETECTING ERROR AND VARIATION IN LIGHT-EMITTING DIODE LIGHTTING - Disclosed herein are an apparatus and method for sensing an error and a variation in Light-Emitting Diode (LED) lighting. In the method, a PWM signal including required light emission information is generated. Tail data including operation information is generated. A CRC value based on the tail data is also generated. A tail-CRC signal is generated by combining the tail data with the CRC value. Finally, a PWM-tail signal is generated by combining the tail-CRC signal with the PWM signal. | 02-20-2014 |
20140199071 | METHOD OF PROCESSING DMX-VLC ADDRESS USING DMX-512 NETWORK AND DEVICE USING THE SAME - The present invention relates to a method of processing a Digital Multiplex (DMX)-Visible Light Communication (VLC) address and a device using the method. In the method of processing a DMX-VLC address, a DMX-512 packet is received. It is determined whether the DMX-512 packet includes dimming data by using a start code of the DMX-512 packet. Lighting data is processed using an address recorded in a DMX-512 address field of a DMX-VLC address included in the DMX-512 packet if it is determined that the DMX-512 packet includes the dimming data. Non-lighting data is processed using an address recorded in a DMX-VLC extended address field of the DMX-VLC address if it is determined that the DMX-512 packet does not include dimming data. | 07-17-2014 |
Il Hwan Kim, Cheongju-Si KR
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20110277824 | Solar Cell and Method of Manufacturing the Same - Provided are a solar cell and a method of manufacturing the same. The method includes implanting impurities of a second conductivity type opposite to a first conductivity type into a front surface of a semiconductor substrate of the first conductivity type to form an emitter layer, forming a mask layer on the emitter layer, patterning the mask layer by coating etching paste on a portion of the mask layer where a front electrode will be formed, implanting high-concentration impurities into the portion of the mask layer where the front electrode will be formed to form a heavily doped region, removing the remaining mask layer, forming an anti-reflective coating (ARC) on the emitter layer, forming the front electrode on the front surface of the semiconductor substrate, and forming a rear electrode on a rear surface of the semiconductor substrate. In the method of manufacturing the solar cell, the patterning of the front surface of the semiconductor substrate includes directly coating a corrosive emulsion on the mask layer using a screen printing process instead of complicated photolithography and etching processes so that a desired pattern can be formed using a relatively simple process. | 11-17-2011 |
In Hye Kim, Cheongju-Si KR
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20120135472 | HOT-START PCR BASED ON THE PROTEIN TRANS-SPLICING OF NANOARCHAEUM EQUITANS DNA POLYMERASE - Disclosed is a hot-start PCR method, based on protein trans-splicing of intein-inserted large (Neq L) and small (Neq S) fragments of Neq DNA polymerase. The method comprises: preparing a PCR reaction mixture containing a sample DNA and primers; adding the Neq L fragment and the Neq S fragment together to the PCR reaction mixture, said Neq L fragment consisting of an amino acid sequence of SEQ ID NO: 2, with an intein amino acid sequence stretching from position 579 to 676 therein, said Neq S fragment consisting of an amino acid sequence of SEQ ID NO: 4 with an intein amino acid sequence stretching from position 1 to 30 therein; inducing the Neq L fragment and the Neq S fragment to undergo a protein trans-splicing process to form a polypeptide exhibiting Neq DNA polymerase activity; and performing a certain number of cycles of DNA denaturation, primer annealing and DNA extension. | 05-31-2012 |
In Kyum Kim, Cheongju-Si KR
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20120261239 | CIRCUIT BREAKER HAVING CRADLE - A circuit breaker having a cradle, the circuit breaker comprises: an upper shutter and a lower shutter configured to open and close terminals of the cradle; an upper shutter operation link having one end connected to the upper shutter and another end rotatably coupled to a pivot; a lower shutter operation link having one end connected to the lower shutter and another end rotatably coupled to the pivot; and a shutter safety device comprising a coupling unit fixedly-coupled to the pivot, a rotation unit rotatably coupled to the coupling unit, and a link fixing unit provided at one end of the rotation unit, wherein the link fixing unit is to restrict rotation of the upper shutter operation link and the lower shutter operation link in a contacting manner. | 10-18-2012 |
Jang-Ki Kim, Cheongju-Si KR
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20120231256 | CHIP THROUGH FLOORING MATERIAL USING PLA RESIN - Disclosed is a chip through flooring material using a PLA resin, which is environmentally friendly by using the PLA resin and can realize the texture of natural wood and the unique fragrance of trees. According to the present invention, the chip through flooring material using the PLA resin includes: a chip through layer; and a surface treatment layer which is formed on a surface of the chip through layer, wherein the chip through layer includes the PLA resin. | 09-13-2012 |
20130004703 | BOARD COMPLEX HAVING PLA COVER - The present invention relates to a board complex having a polylactic acid (PLA) cover. The board complex includes: a cover member having at least one layer containing a PLA resin; and a board formed beneath the cover member, wherein the material for the board is selected from medium-density fiberboard (MDF), plywood, asbestos-free cellulose fiber reinforced cement board, magnesium board, glued laminated timber, high density fiberboard (HDF), particle board, ceramic tile, porcelain tile, ceramic board, and click-fastened board. | 01-03-2013 |
20130004751 | FLOOR MATERIAL USING PLA RESIN - Disclosed is a flooring material using an environment-friendly PLA resin. According to the present invention, the flooring material using the PLA resin comprises: a base layer; a print layer which is formed on top of the base layer, and has a print pattern on an upper side thereof; and a transparent layer which is formed on top of the print layer, wherein one or more of the base layer, the print layer, and the transparent layer include polylactic acid (PLA) resin. | 01-03-2013 |
20130302577 | CHIP-INLAID FLOORING MATERIAL USING PLA RESIN - Disclosed herein is a chip inlaid flooring material using a PLA resin. The chip inlaid flooring material includes a chip inlaid layer, a dimension stabilizing layer, and a base layer, from the top of the flooring material, wherein at least one of the chip inlaid layer and the base layer includes polylactic acid (PLA) resin as a binder. | 11-14-2013 |
Jin-Wook Kim, Cheongju-Si KR
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20120212142 | PWM CONTROLLING CIRCUIT AND LED DRIVER CIRCUIT HAVING THE SAME - A Pulse Width Modulation (PWM) controlling circuit and a Light Emitting Diode (LED) driver circuit having the same are provided. An LED driver circuit includes a voltage detector connected to a plurality of LED arrays, the voltage detector being configured to determine a connection status of each of the LED arrays according to a corresponding level of the feedback voltage, and detect a minimum feedback voltage from feedback voltages of the LED arrays that are determined to be connected, a controller configured to output a control signal to one of abort and control boosting of the LED arrays according to the detected minimum feedback voltage, and a Pulse Width Modulation (PWM) signal generator configured to output a PWM signal corresponding to the outputted control signal according to an on/off state of a dimming signal that drives the LED arrays that are determined to be connected. | 08-23-2012 |
20120313536 | LED DRIVER CIRCUIT HAVING A SENSING UNIT - A LED driving circuit having a sensing unit is disclosed. The LED driving circuit includes an input unit configured to receive a dimming signal to drive an LED array, a DC-DC converter including a power transistor configured to perform a switching operation, the DC-DC converter being configured to provide an output voltage to the LED array by the switching operation, a PWM signal generating unit configured to provide a PWM signal to adjust power of the LED array to the power transistor, a LED driving unit configured to drive the LED array using the dimming signal, and a sensing unit configured to sense degradation of the power transistor. | 12-13-2012 |
20120313685 | LEVEL SHIFTER AND METHOD OF USING THE SAME - A level shifter and a method of operating a level shifter are provided. The level shifter includes a first-level shifter unit configured to convert an external input signal into a signal in a preset first-voltage range using a plurality of transistors and output the converted signal and a second-level shifter unit configured to convert the signal output from the first-level shifter unit into a signal in a preset second-voltage range using a plurality of transistors and output the converted signal. | 12-13-2012 |
Ji Woong Kim, Cheongju-Si KR
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20120315452 | REINFORCED WOOD FLOORING AND METHOD FOR MANUFACTURING SAME - Reinforced wood flooring according to one embodiment includes: a surface layer having a plurality of wood sheets and a resin-impregnated paper sheet interposed between the wood sheets, in which each of the wood sheets has a predetermined thickness and a plate shape, and the wood sheets and the resin-impregnated paper sheets are bonded together into a unitary body through hot-pressing; an adhesive layer formed beneath the surface layer to serve as an adhesive; and a plywood arranged beneath the adhesive layer and attached to a lower side of the surface layer by the adhesive lay. | 12-13-2012 |
Jong-Il Kim, Cheongju-Si KR
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20120171840 | CAPACITOR AND METHOD FOR FABRICATING THE SAME - A method for fabricating a capacitor is provided. The method for fabricating a capacitor includes forming a dielectric layer over a lower electrode on a substrate, forming an upper electrode over the dielectric layer, forming a hard mask over the upper electrode, etching the hard mask to form a hard mask pattern, etching the upper electrode to make the dielectric layer remain on the lower electrode in a predetermined thickness, forming an isolation layer along an upper surface of the remaining dielectric layer and the hard mask pattern, leaving the isolation layer having a shape of a spacer on one sidewall of the hard mask pattern, the upper electrode, and the dielectric layer, and etching the lower electrode to be isolated. | 07-05-2012 |
Ju-Ho Kim, Cheongju-Si KR
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20110115016 | SEMICONDUCTOR DEVICE - A semiconductor device includes a substrate with one or more active regions and an isolation layer formed to surround an active region and to extend deeper into the substrate than the one or more active regions. The semiconductor further includes a gate electrode, which covers a portion of the active region, and which has one end ;portion thereof extending over the isolation layer. | 05-19-2011 |
20110115020 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type deep well configured above a substrate. The deep well includes an ion implantation region and a diffusion region. A first conductive-type first well is formed in the diffusion region. A gate electrode extends over portions of the ion implantation region and of the diffusion region, and partially overlaps the first well. The ion implantation region has a uniform impurity concentration whereas the impurity concentration of the diffusion region varies from being the highest concentration at the boundary interface between the ion implantation region and the diffusion region to being the lowest at the portion of the diffusion region that is the farthest away from the boundary interface. | 05-19-2011 |
20110127612 | SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING SEMICONDUCTOR DEVICE - A semiconductor device includes: an active region configured over a substrate to include a first conductive-type first deep well and second conductive-type second deep well forming a junction therebetween. A gate electrode extends across the junction and over a portion of first conductive-type first deep well and a portion of the second conductive-type second deep well. A second conductive-type source region is in the first conductive-type first deep well at one side of the gate electrode whereas a second conductive-type drain region is in the second conductive-type second deep well on another side of the gate electrode. A first conductive-type impurity region is in the first conductive-type first deep well surrounding the second conductive-type source region and extending toward the junction so as to partially overlap with the gate electrode and/or partially overlap with the second conductive-type source region. | 06-02-2011 |
20140021541 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type deep well configured above a substrate. The deep well includes an ion implantation region and a diffusion region. A first conductive-type first well is formed in the diffusion region. A gate electrode extends over portions of the ion implantation region and of the diffusion region, and partially overlaps the first well. The ion implantation region has a uniform impurity concentration whereas the impurity concentration of the diffusion region varies from being the highest concentration at the boundary interface between the ion implantation region and the diffusion region to being the lowest at the portion of the diffusion region that is the farthest away from the boundary interface. | 01-23-2014 |
20140021542 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type deep well configured above a substrate. The deep well includes an ion implantation region and a diffusion region. A first conductive-type first well is formed in the diffusion region. A gate electrode extends over portions of the ion implantation region and of the diffusion region, and partially overlaps the first well. The ion implantation region has a uniform impurity concentration whereas the impurity concentration of the diffusion region varies from being the highest concentration at the boundary interface between the ion implantation region and the diffusion region to being the lowest at the portion of the diffusion region that is the farthest away from the boundary interface. | 01-23-2014 |
20140030862 | SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING SEMICONDUCTOR DEVICE - A semiconductor device includes: an active region configured over a substrate to include a first conductive-type first deep well and second conductive-type second deep well forming a junction therebetween. A gate electrode extends across the junction and over a portion of first conductive-type first deep well and a portion of the second conductive-type second deep well. A second conductive-type source region is in the first conductive-type first deep well at one side of the gate electrode whereas a second conductive-type drain region is in the second conductive-type second deep well on another side of the gate electrode. A first conductive-type impurity region is in the first conductive-type first deep well surrounding the second conductive-type source region and extending toward the junction so as to partially overlap with the gate electrode and/or partially overlap with the second conductive-type source region. | 01-30-2014 |
20140151793 | SEMICONDUCTOR DEVICE - A semiconductor device includes a substrate with one or more active regions and an isolation layer formed to surround an active region and to extend deeper into the substrate than the one or more active regions. The semiconductor further includes a gate electrode, which covers a portion of the active region, and which has one end portion thereof extending over the isolation layer. | 06-05-2014 |
Jung-Hwan Kim, Cheongju-Si KR
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20120315345 | FUNCTIONAL FOOD AND PHARMACEUTICAL COMPOSITIONS FOR ANTI-OBESITY COMPRISING CAPSANTHIN AND FATTY-ACYL ESTER OF CAPSANTHIN HAVING ANTI-ADIPOGENIC ACTIVITY - One or more embodiments of the present invention describe a novel use of capsanthin and/or fatty-acyl ester of capsanthin to inhibit both the differentiation of pre-adipocytes to adipocytes and the accumulation of fat in the adipocytes. One or more embodiments of the present invention are based on findings that capsanthin contained in some natural products such as red pepper, paprika, bell pepper, etc. have anti-adipogenic activity by inhibiting both the differentiation of pre-adipocyte into adipocyte and the accumulation of fat in adipocytes, Therefore, this findings provide a functional food and a pharmaceutical composition wherein capsanthins and the extract of any natural products containing the same components are included in the functional food and the pharmaceutical composition, to offer obesity prevention and/or treatment effects. | 12-13-2012 |
20140272476 | PRISMATIC BATTERY PACK WITH NOVEL STRUCTURE - Disclosed herein is a prismatic battery pack including an electrode assembly of a cathode/separator/anode structure impregnated with an electrolyte, a prismatic container, in which the electrode assembly is mounted, the prismatic container having at least one depressed groove formed at a bottom thereof in a longitudinal direction of the prismatic battery pack, a cap plate coupled to an open upper end of the prismatic container, in which the electrode assembly is mounted, a protection circuit module (PCM) including a protection circuit to control operation of the prismatic battery pack, the PCM being loaded on the cap plate, and an insulative cap mounted to the prismatic container while surrounding the PCM. | 09-18-2014 |
20140287279 | METHOD FOR BATTERY CELL OF NOVEL STRUCTURE - Disclosed herein is a method of manufacturing a battery cell having an electrode assembly of a cathode/separator/anode structure disposed in a battery case made of aluminum or an aluminum alloy together with an electrolyte in a sealed state, the method including (a) anodizing an entire surface of the battery case in a state in which a connection opening section, to which charge pins used to activate the battery cell are connected, is formed at a bottom of the battery case, (b) mounting the electrode assembly in the battery case and connecting a cap plate to an open upper end of the battery case by laser welding, (c) injecting an electrolyte through an electrolyte injection port of the cap plate and activating the battery cell, and (d) replenishing the electrolyte and sealing the electrolyte injection port. | 09-25-2014 |
20140287280 | SECONDARY BATTERY PACK OF EMBEDDED TYPE OF NOVEL STRUCTURE - A secondary battery pack including a battery cell having first and second electrode terminals at a top thereof, an electrically insulative mounting member having an opening, through which the second terminal is exposed, the mounting member being mounted to a top of the cell, a protection circuit module (PCM) including a protection circuit board (PCB), having a protection circuit, loaded on the mounting member, a connection member (A) connected to the first terminal, and a connection member (B) connected to the second terminal, the PCB being provided with a through hole, through which the connection member (B) is exposed, and an insulative cap coupled to an upper end of the cell to surround the mounting member in which the connection members and the PCB are loaded on the mounting member, wherein the sum of a height of the PCM and a height of the cap is 3.0 mm or less. | 09-25-2014 |
20140295253 | BATTERY CELL OF NOVEL EMBEDDED TYPE STRUCTURE - Disclosed herein is a battery cell including an electrode assembly of a cathode/separator/anode structure, the electrode assembly being impregnated with an electrolyte, the electrode assembly being chargeable and dischargeable, a battery case in which the electrode assembly is mounted, the battery case being made of aluminum or an aluminum alloy, and an alumina coating layer applied to at least a portion of an outer surface of the battery case by anodizing. | 10-02-2014 |
20140302372 | SECONDARY BATTERY OF NOVEL STRUCTURE - Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a scaled state, the battery cell having first and second electrode terminals formed at a top thereof, an electrically insulative mounting member having an opening, through which the second electrode terminal of the battery cell is exposed, the electrically insulative mounting member being mounted to a top of the battery cell, a protection circuit module (PCM) including a protection circuit board (PCB) loaded on the electrically insulative mounting member, the PCB having a protection circuit, und a connection member (A) and a connection member (B) coupled to a bottom of the PCB, the connection member (A) being connected to the first electrode terminal of the battery cell via a safety element, the connection member (B) being coupled to the second electrode terminal of the battery cell, the PCB being provided with a through hole, through which the connection member (B) is exposed, and an insulative cap coupled to an upper end of the battery cell to surround the electrically insulative mounting member in a state in which the connection members and the protection circuit board are loaded on the insulative cap, wherein the sum of a height of the PCM and a height of the insulative cap is 3.0 mm or less. | 10-09-2014 |
20140329138 | BATTERY CELL OF NOVEL EMBEDDED TYPE STRUCTURE - Disclosed herein is a battery cell including an electrode assembly of a cathode/separator/anode structure, the electrode assembly being impregnated with electrolyte, the electrode assembly being chargeable and dischargeable, a battery case in which the electrode assembly is mounted, the battery case being made of aluminum or an aluminum alloy, and a protective coating layer applied to at least a portion of an outer surface of the battery case, the protective coating layer containing an electrically insulative polymer material. | 11-06-2014 |
20140349142 | METHOD FOR MANUFACTURING BATTERY CELL OF NOVEL STRUCTURE - Disclosed herein is a method of manufacturing a battery cell having an electrode assembly of a cathode/separator/anode structure disposed in a battery case made of aluminum or an aluminum alloy together with an electrolyte in a sealed state, the method including (a) anodizing an entire surface of the battery case in a state in which an uncoated margin section having a predetermined length is provided downward from an outer circumference of an upper end of the battery case, (b) mounting the electrode assembly in the battery case and connecting a cap plate to an open upper end of the battery case by laser welding, (c) injecting an electrolyte through an electrolyte injection port of the cap plate and activating the battery cell, and (d) replenishing the electrolyte and sealing the electrolyte injection port. | 11-27-2014 |
Jung Sik Kim, Cheongju-Si KR
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20110114569 | APPARATUS AND METHOD FOR TREATING BALLAST WATER - An apparatus and method for precisely controlling production, injection, and removal of disinfectants using electrolysis according to the flow rate of ballast water are provided, where the ballast water flows into or is discharged from the ballast tank to manage the ballast water or ships so that destruction or disruption of marine ecosystems can be prevented. An apparatus for treating ballast water and treatment method using the same are provided, the apparatus including: an electrolysis module for producing concentration-controlled sodium hypochlorite; a gas-liquid separator for separating hydrogen gas; a micro bubble generator for mixing and supplying reducing agents while reducing residual chlorine; a vortex generator for generating vortex; and a control system. The control system controls a salinometer, a flow rate meter, a residual chlorine meter, a seawater supply pump, flow rate control valves, an electrolysis module, a residual chlorine meter, a micro bubble generator, and an injection pump. | 05-19-2011 |
Jun-Pyo Kim, Cheongju-Si KR
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20120316908 | APPARATUS AND METHOD FOR MANAGING NEW PRODUCT AND TECHNOLOGY INTRODUCTION BASED ON WORK PROCESS - An apparatus and a method for managing a new product and technology introduction based on a work process, are provided. The apparatus includes a display unit configured to display each stage of a project. The apparatus further includes an input unit configured to receive generation request information of a job item in each stage and progress result information indicating completion of the job item in each stage. The apparatus further includes a controller configured to control the display unit to display each stage of the project based on the generation request information and/or the progress result information. | 12-13-2012 |
Jun-Yup Kim, Cheongju-Si KR
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20130025966 | ASSEMBLY WALL BODY HAVING IMPROVED SOUND ABSORBING AND SCREENING PERFORMANCE AND A ASSEMBLY STRUCTURE COMPRISING THE SAME - The present invention relates to an assembly wall having improved sound absorption/insulation performance and an assembly structure thereof. The assembly wall includes plate members separated from each other to face each other and each forming at least one layer; stud members alternately placed on different inner surfaces of the plate members and comprising a web formed with a plurality of first perforated holes having at least one diameter; an insulation member interposed in a space defined between the plate members and the stud members; and a sheet member adjoining an outer surface of the insulation member and being formed with a plurality of second perforated holes having at least one diameter. With this structure, the assembly wall has excellent sound absorption and insulation performance over various frequency bands including a low frequency band without increasing wall thickness. | 01-31-2013 |
Kangyoon Kim, Cheongju-Si KR
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20080252963 | DISPLAY FILTER, DISPLAY DEVICE AND METHOD FOR FORMING DISPLAY FILTER - A display filter is disclosed. The display filter includes a base portion having a recess, a first part disposed in the recess and having a first refractive index different from a refractive index of the base portion, and a second part disposed in the recess and having a second refractive index different from at least one of the first refractive index of the first part and the refractive index of the base portion. | 10-16-2008 |
Keum Young Kim, Cheongju-Si KR
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20100018919 | SYSTEM FOR TREATING RECIRCULATION NUTRIENT USING FLOATING MEDIA - A system for treating recirculating nutrients using floating media is disclosed. The system is operated in such way that wastewater influent path is changed between a first mode and a second mode at a certain period of time interval. Wastewater influent at the first mode sequentially flows into a first anoxic tank, a second anoxic tank, and an aerobic tank. Wastewater influent at the second mode sequentially flows into the second anoxic tank, the first anoxic tank, and the aerobic tank. Part of the wastewater that flows into the aerobic tank bypasses the first anoxic tank and the second anoxic tank. Part of the wastewater, which flows from the aerobic tank into the first anoxic tank or from the aerobic tank into the second anoxic tank, continuously bypasses the aerobic tank through an internal recirculation pump. | 01-28-2010 |
Ki Bom Kim, Cheongju-Si KR
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20110099639 | METHOD AND APPARATUS FOR PREVENTING AUTORUN OF PORTABLE USB STORAGE - Provided is a technology which creates an autorun file that is used in autorun for preventing the autorun of a USB-based portable storage, thereby allowing an arbitrary user or worm virus not to manipulate the autorun file. A method for preventing autorun of portable storage accesses at least one of a master file table entry of a root directory and a master file table entry of an autorun file, and sets non-autorun in the at least one accessed master file table entry. | 04-28-2011 |
20140059313 | APPARATUS AND METHOD FOR RECOVERING PARTITION USING BACKUP BOOT RECORD INFORMATION - In a method for recovering a partition using backup boot record information, an unallocated area is separated from a disk or an evidence image. The unallocated area is searched for a location of a backup boot record. Whether is backup boot record of a file system to be detected is present in found sectors is analyzed. If the backup boot record is found to be the backup boot record of the file system desired to be detected as a result of the analysis, it is verified whether the backup boot record is a boot record of a valid partition. If it is verified that the backup boot record is the boot record of the valid partition, a file system of a deleted partition is parsed using the backup boot record and a deleted directory or file is recovered. | 02-27-2014 |
Ki Soo Kim, Cheongju-Si KR
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20110003769 | ANTI-AGING COMPOSITION FOR EXTERNAL USE COMPRISING LOW AND HIGH MOLECULAR WEIGHT HYALURONIC ACIDS AND THE POLYSACCHARIDES EXTRACTED FROM ROOT BARK OF ULMUS DAVIDIANA - Disclosed is an anti-aging composition for external use on skin, which includes low-molecular weight hyaluronic acids, high-molecular weight hyaluronic acids and polysaccharides extracted from root bark of | 01-06-2011 |
20110207830 | COMPOSITION FOR TREATING OR PREVENTING AMYLOID-RELATED DISEASES COMPRISING 4-O-METHYLHONOKIOL - Disclosed is a composition for treating or preventing amyloid-related diseases including 4-O-methylhonokiol as an active ingredient. More specifically, a pharmaceutical composition including 4-O-methylhonokiol, which is effective for treating or preventing amyloid-related diseases such as Alzheimer's disease, cognitive disorder, defective memory, amyloidosis, etc. is disclosed. The inventors of the present disclosure have found out for the first time that 4-O-methylhonokiol inhibits the production of β-amyloid. It has been confirmed to be useful in treating or preventing amyloid-related diseases. Through animal tests including water maze test and passive avoidance test on mice, 4-O-methylhonokiol has been confirmed to be effective for amyloid-related diseases such as Alzheimer's disease, defective memory, cognitive disorder, and the like. It was further confirmed through acetylcholinesterase activity inhibition test using mouse brain cortex and hippocampus tissue that they are particularly effective in treating or preventing Alzheimer's disease among the amyloid-related diseases. | 08-25-2011 |
Kyongrae Kim, Cheongju-Si KR
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20090296019 | OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY - An optical sheet, a backlight unit including the optical sheet, and a liquid crystal display including the backlight unit may be provided. The optical sheet may include a reflective polarizing film, a base film on one surface of the reflective polarizing film, and a plurality of projections on the base film. The base film may include a first surface and a second surface opposite the first surface. A first thickness T | 12-03-2009 |
20090296021 | OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY - An optical sheet, a backlight unit including the optical sheet, and a liquid crystal display including the backlight unit may be provided. The optical sheet may include a reflective polarizing film, a base film on one surface of the reflective polarizing film, and a projection portion on the base film. The projection portion may include a plurality of diffusion particles, a plurality of peaks, a plurality of valleys formed from the plurality of peaks, and a base portion between the base film and the peaks and the valleys. A height of the base portion is approximately 5% to 50% of a height of one of the peaks. | 12-03-2009 |
20090296022 | OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY - An optical sheet, a backlight unit including the optical sheet, and a liquid crystal display including the backlight unit may be provided. The optical sheet may include a reflective polarizing film, a first adhesive layer on one surface of the reflective polarizing film, and a first diffusion layer on the first adhesive layer. The first diffusion layer may include a first light transmitting material and a plurality of first diffusion particles provided therein. A difference between a refractive index of the first adhesive layer and a refractive index of the first light transmitting material is less than or equal to approximately 0.2. | 12-03-2009 |
Kyung Ho Kim, Cheongju-Si KR
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20130051215 | RELAY DUALIZATION APPARATUS - Provided is a relay dualization apparatus, in a substation automation system including at least one or more upper units and at least one or more lower units, the apparatus including a plurality of first relays receiving a power data from the lower unit using a predetermined communication method, and transmitting the power data to the upper unit, and receiving a control command from the upper unit and transmitting the control command to the lower unit, and a second relay performing communications with the plurality of first relays using the communication method to replace a relay that has generated an error in the plurality of relays. | 02-28-2013 |
Mi-Jin Kim, Cheongju-Si KR
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20110267387 | CIRCUIT AND METHOD FOR DRIVING A LIGHT EMITTING DIODE FOR A BACKLIGHT, AND BACKLIGHT DRIVING APPARATUS USING THE SAME - A circuit and method for driving a light emitting diode for a backlight, and a backlight driving apparatus using the same is provided. A circuit for driving a light emitting diode (LED) for a backlight includes a filtering unit configured to receive a pulse width modulation (PWM) signal and remove noise of a predetermined band, a duty stabilization unit configured to stabilize a duty of a PWM signal filtered by the filtering unit, a dimming signal generation unit configured to generate a dimming signal based on a PWM signal stabilized by the duty stabilization unit, and an LED driving unit configured to drive the LED for the backlight based on the dimming signal generated by the dimming signal generation unit. | 11-03-2011 |
Min Jee Kim, Cheongju-Si KR
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20130021705 | FAULT CURRENT LIMITER - Provided is a fault current limiter, the limiter including a detector detecting an inflow of a fault current and transmitting a turn-off signal to a power semiconductor element; the power semiconductor element changed to an OFF state by the turn-off signal; and a resistance element connected in parallel to the power semiconductor element to block the fault current. | 01-24-2013 |
20140118001 | FAULT CURRENT DETECTING CIRCUIT - The fault current detecting circuit includes: a current detection unit that outputs a current detection signal; a first comparing circuit unit that compares the current detection signal with a predetermined reference current value and outputs a first output signal; a differentiator that differentiates the current detection signal to output a change slope of the current detection signal; a second comparing circuit unit that compares the change slope with a predetermined reference change slope value and outputs a second output signal; a third comparing circuit unit that compares the current detection signal with a predetermined current detection limit reference value and output a third output signal; and a trip determining unit that outputs a trip control signal only when the first output signal and the second output signal are maintained to be received and the third output signal is not received. | 05-01-2014 |
Minseok Kim, Cheongju-Si KR
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20120125213 | CLICHE AND MANUFACTURING METHOD FOR THE SAME - Provided is a cliche and a method of manufacturing the cliche which can increase or maximize productivity and production yield. The manufacturing method of the cliche includes providing a substrate, forming organic patterns protruding on the substrate, and forming an ink absorption layer on the organic patterns or on the substrate exposed from the organic patterns. | 05-24-2012 |
20120125214 | OFFSET PRINTER - Provided is an offset printer configured to increase or maximize productivity and yield. The offset printer includes a printing roller, a coating unit configured to apply a printing substance to the printing roller, a patterning unit configured to pattern the printing substance applied to the printing roller from the coating unit, a printing unit configured to transfer the patterned printing substance to a printing medium, and a cleaning unit configured to clean the printing substance remaining on the printing roller by a dry cleaning method. | 05-24-2012 |
20130056713 | ORGANIC LIGHT EMITTING DIODE AND METHOD OF FABRICATING THE SAME - The inventive concept provides organic light emitting diodes and methods of fabricating the same. The method may include forming an insulating layer on a substrate, coating a metal ink on the insulating layer, thermally treating the substrate to permeate the metal ink into the insulating layer, thereby forming an assistant electrode layer the insulating layer and the metal ink embedded in the insulating layer, and sequentially forming a first electrode, an organic light emitting layer, a second electrode on the assistant electrode layer. | 03-07-2013 |
20130108777 | METHOD FOR MANUFACTURING FLEXIBLE ELECTRODE SUBSTRATE | 05-02-2013 |
Min-Sung Kim, Cheongju-Si KR
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20120013378 | SLEW RATE BOOST CIRCUIT, OUTPUT BUFFER HAVING THE SAME, AND METHOD THEREOF - A slew rate boost circuit for an output buffer and an output buffer circuit for a source driver having the same are provided. In an output buffer including a pull-up unit providing a buffer output signal in a first level by receiving a buffer input signal and performing pull-up operation and a pull-down unit providing a buffer output signal in a second level having opposite phase from the first level by receiving the buffer input signal and performing pull-down operation, the slew rate boost circuit includes a first comparator generating a first boost signal to boost pull-up operation of the pull-up unit of the output buffer by inputting a first input signal and a second input signal and a second comparator generating a second boost signal to boost pull-down operation of the pull-down unit of the output buffer by inputting the first input signal and the second input signal. | 01-19-2012 |
Mun Sik Kim, Cheongju-Si KR
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20080202560 | Method for Removing Haze in a Photo Mask - An apparatus for removing haze in a photo mask includes sealed chamber having a bake module disposed therein to support a photo mask, a reactant gas feed line to feed a reactant gas into the chamber, and a discharge device to discharge impurities in the chamber to the outside. | 08-28-2008 |
Myoung Soo Kim, 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 |
Nam-Yi Kim, Cheongju-Si KR
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20090104472 | RED PHOSPHORESCENT COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICES USING THE SAME - Provided are red phosphorescent compounds represented by Formula 1: | 04-23-2009 |
Sang Hun Kim, Cheongju-Si KR
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20120229221 | OSCILLATOR CIRCUIT WHICH COMPENSATES FOR EXTERNAL VOLTAGE SUPPLY, TEMPERATURE AND PROCESS - Disclosed is an oscillator circuit which compensates for external voltage supply, temperature, and a process, includes: a reference voltage generation unit configured to generate reference voltage Vbp stabilized against a change in external voltage supply VDD and temperature; a temperature compensation unit configured to generate first reference voltage PVREF, second reference voltage IVREF, and third reference voltage RX_VREF; an internal voltage supply generation unit configured to generate internal voltage supply VPPI stabilized against the change in external voltage supply VDD and temperature by receiving the first reference voltage PVREF; a current supply unit configured to generate compensation current RX_IREF in proportion to or in inverse proportion to temperature by receiving the second reference voltage IVREF; a process compensation unit configured to perform process compensation by controlling an amount of the compensation current RX_IREF; and an oscillation signal generation unit configured to generate oscillation signals. | 09-13-2012 |
Soo Ho Kim, Cheongju-Si KR
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20110132382 | CIGARETTE PAPER COATED WITH COATING MATERIALS FOR LOW IGNITION PROPENSITY AND A FIRE-SAFE CIGARETTE COVERED BY THE SAME - The present invention relates to a cigarette paper with a coating material for Low Ignition Propensity (LIP) and a fire-safe cigarette having the same. More particularly, the present invention manufacture a cigarette paper by coating a pre-determined area with a coating material for LIP to lower a porosity of the cigarette paper, and relates to a cigarette paper which retains original flavor and taste of the cigarette and has an improved fire-safety and a cigarette having the same. The present invention provides a cigarette paper containing a coating material for LIP having an improved quality as compared to a conventional composition applicable to a fire-safe cigarette and thus capable of retaining the original flavor of the cigarette as well as having ash integrity, and cigarette having the same. | 06-09-2011 |
So-Youn Kim, Cheongju-Si KR
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20120013378 | SLEW RATE BOOST CIRCUIT, OUTPUT BUFFER HAVING THE SAME, AND METHOD THEREOF - A slew rate boost circuit for an output buffer and an output buffer circuit for a source driver having the same are provided. In an output buffer including a pull-up unit providing a buffer output signal in a first level by receiving a buffer input signal and performing pull-up operation and a pull-down unit providing a buffer output signal in a second level having opposite phase from the first level by receiving the buffer input signal and performing pull-down operation, the slew rate boost circuit includes a first comparator generating a first boost signal to boost pull-up operation of the pull-up unit of the output buffer by inputting a first input signal and a second input signal and a second comparator generating a second boost signal to boost pull-down operation of the pull-down unit of the output buffer by inputting the first input signal and the second input signal. | 01-19-2012 |
So-Young Kim, Cheongju-Si KR
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20110075501 | Multi-Channel Semiconductor Integrated Circuit Devices for Controlling Direct Current Generators and Memory Systems Including the Same - Multi-channel semiconductor integrated circuit devices are provided including a plurality of memory devices that are independently accessible, each of the plurality of memory devices including at least one power generation unit and a control unit for controlling an operation of the at least one power generation unit, a detection unit for detecting an operation state of the plurality of memory devices, and a common control unit for commonly controlling an operation of the at least one power generation unit of the plurality of memory devices, according to the operation state of the plurality of memory devices detected by the detection unit. The control unit of each of the plurality of memory devices controls the operation of the at least one power generation unit of a corresponding one of the plurality of memory devices. | 03-31-2011 |
20110095814 | CIRCUIT AND METHOD FOR GENERATING INTERNAL VOLTAGE, AND SEMICONDUCTOR DEVICE HAVING THE CIRCUIT - An internal voltage generating method performed in a semiconductor device, the internal voltage generating method including generating a plurality of initialization signals corresponding to a plurality of external power supply voltages; detecting a transition of a lastly-generated initialization signal from among the plurality of initialization signals and generating a detection signal; and generating a first internal voltage according to the detection signal. | 04-28-2011 |
Sun-Goo Kim, Cheongju-Si KR
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20110115016 | SEMICONDUCTOR DEVICE - A semiconductor device includes a substrate with one or more active regions and an isolation layer formed to surround an active region and to extend deeper into the substrate than the one or more active regions. The semiconductor further includes a gate electrode, which covers a portion of the active region, and which has one end ;portion thereof extending over the isolation layer. | 05-19-2011 |
20110115020 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type deep well configured above a substrate. The deep well includes an ion implantation region and a diffusion region. A first conductive-type first well is formed in the diffusion region. A gate electrode extends over portions of the ion implantation region and of the diffusion region, and partially overlaps the first well. The ion implantation region has a uniform impurity concentration whereas the impurity concentration of the diffusion region varies from being the highest concentration at the boundary interface between the ion implantation region and the diffusion region to being the lowest at the portion of the diffusion region that is the farthest away from the boundary interface. | 05-19-2011 |
20140021541 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type deep well configured above a substrate. The deep well includes an ion implantation region and a diffusion region. A first conductive-type first well is formed in the diffusion region. A gate electrode extends over portions of the ion implantation region and of the diffusion region, and partially overlaps the first well. The ion implantation region has a uniform impurity concentration whereas the impurity concentration of the diffusion region varies from being the highest concentration at the boundary interface between the ion implantation region and the diffusion region to being the lowest at the portion of the diffusion region that is the farthest away from the boundary interface. | 01-23-2014 |
20140021542 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type deep well configured above a substrate. The deep well includes an ion implantation region and a diffusion region. A first conductive-type first well is formed in the diffusion region. A gate electrode extends over portions of the ion implantation region and of the diffusion region, and partially overlaps the first well. The ion implantation region has a uniform impurity concentration whereas the impurity concentration of the diffusion region varies from being the highest concentration at the boundary interface between the ion implantation region and the diffusion region to being the lowest at the portion of the diffusion region that is the farthest away from the boundary interface. | 01-23-2014 |
20140030862 | SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING SEMICONDUCTOR DEVICE - A semiconductor device includes: an active region configured over a substrate to include a first conductive-type first deep well and second conductive-type second deep well forming a junction therebetween. A gate electrode extends across the junction and over a portion of first conductive-type first deep well and a portion of the second conductive-type second deep well. A second conductive-type source region is in the first conductive-type first deep well at one side of the gate electrode whereas a second conductive-type drain region is in the second conductive-type second deep well on another side of the gate electrode. A first conductive-type impurity region is in the first conductive-type first deep well surrounding the second conductive-type source region and extending toward the junction so as to partially overlap with the gate electrode and/or partially overlap with the second conductive-type source region. | 01-30-2014 |
20140151793 | SEMICONDUCTOR DEVICE - A semiconductor device includes a substrate with one or more active regions and an isolation layer formed to surround an active region and to extend deeper into the substrate than the one or more active regions. The semiconductor further includes a gate electrode, which covers a portion of the active region, and which has one end portion thereof extending over the isolation layer. | 06-05-2014 |
Sung Tae Kim, Cheongju-Si KR
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20130062315 | VACUUM INTERRUPTER - The present disclosure relates to a vacuum interrupter capable of easily installing a central arc shielding plate in alignment without biasing in a radial direction. The vacuum interrupter includes a protruding guide unit protruding from a stationary electrode seal cup in a perpendicular direction to guide the installation of the central arc shielding plate such that the central arc shielding plate can be aligned in a radial direction. | 03-14-2013 |
Sung Yul Kim, Cheongju-Si KR
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20110269067 | METHOD OF PREPARING TONER HAVING NARROW PARTICLE SIZE DISTRIBUTION - According to a method of preparing a toner by emulsion aggregation, viscosity of dispersions is controlled during an initial reaction by using an abietic acid so that a particle diameter distribution of the toner is narrowed. | 11-03-2011 |
20110269068 | METHOD OF PREPARING TONER HAVING NARROW PARTICLE SIZE DISTRIBUTION - According to preparing toner by emulsion aggregation, viscosity of dispersions is controlled during an initial reaction by using a cellulose derivative and/or a cyclodextrin derivative so that a particle diameter distribution of the toner is narrowed and environmental problems caused by the use of the toner may be reduced. | 11-03-2011 |
20120225382 | METHOD FOR MANUFACTURING TONER - A method of preparing toner. Due to the use of an inorganic salt of a monovalent metal as a coagulant when toner particles are aggregated, formed toner particles have a narrow particle size distribution, low-temperature fixability, and high image quality. | 09-06-2012 |
20120288793 | METHOD FOR PRODUCING TONER - Disclosed is a method for producing toner. The method for producing toner by emulsion aggregation according to the present invention, comprises adjusting viscosity at a homogenization stage, to thereby obtain toner particles having a dense particle size distribution via a simple process. | 11-15-2012 |
20120301821 | METHOD FOR PRODUCING TONER - Disclosed is a method of producing toner. According to the method, a concentration of a dispersion stabilizer, a concentration of an aggregating agent, and a concentration of a hydrogen ion in a reaction solution of an aggregation process are controlled to produce toner particles having a narrow particle size distribution and excellent fixability, and providing a high quality image. | 11-29-2012 |
20120301822 | METHOD FOR PRODUCING TONER - Disclosed is method of preparing toner. According to the method, a concentration of a surfactant, a concentration of an aggregating agent, and a concentration of a hydrogen ion in a reaction solution of an aggregation process are controlled to produce toner particles having a narrow particle size distribution and excellent fixability, and providing a high quality image. | 11-29-2012 |
Tae-Gui Kim, Cheongju-Si KR
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20100122842 | PRINTED CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF - A printed circuit board and a method of manufacturing the printed circuit board are disclosed. The method of manufacturing a printed circuit board including a via, which is configured to electrically connect both sides of an insulator, and a pad part, which is formed in one side of the insulator to be directly in contact with the via, can include forming a seed layer part on one side of the insulator, a portion of the seed layer part being bulged, forming a via hole by processing the other side of the insulator, corresponding to the bulged portion of the seed layer part, forming the via inside the via hole, and forming a plating layer, corresponding to the pad part, on the seed layer part. With the present invention, it is possible to form a pattern having a finer pitch, maintaining a VOP structure and to prevent a lower side of a substrate from being penetrated through when a via hole is processed. | 05-20-2010 |
Taejung Kim, Cheongju-Si KR
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20100109523 | DIELECTRIC COMPOSITION AND PLASMA DISPLAY PANEL INCLUDING THE SAME - A dielectric composition for plasma display panel and a plasma display panel including the same are disclosed. The dielectric composition includes about 3 to 10 parts by weight of SiO2, about 13 to 35 parts by weight of B2O3, about 25 to 48 parts by weight of ZnO, and about 10 to 20 parts by weight of BaO. | 05-06-2010 |
Tae Kyung Kim, Cheongju-Si KR
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20090004864 | CMP METHOD OF SEMICONDUCTOR DEVICE - The present invention relates to a Chemical Mechanical Polishing (CMP) method of a semiconductor device. According to the method, a metal layer is formed over a semiconductor substrate in which an edge region define. A passivation layer is formed on the metal layer. The passivation layer formed in the edge region is etched in order to expose the metal layer. The exposed metal layer is removed through etching. The metal layer is polished by performing a CMP process, thus forming a metal line. | 01-01-2009 |
20100200994 | Semiconductor Device and Method of Manufacturing the Same - A semiconductor device comprises insulating layer including damascene patterns and formed over a semiconductor substrate, conductive line formed higher than the insulating layer within the respective damascene patterns, and interference-prevention grooves formed within the damascene patterns between sidewalls of the conductive line and the insulating layer. | 08-12-2010 |
20100323520 | Method of Forming Patterns of Semiconductor Device - A method of forming patterns of a semiconductor device comprises forming a number of first insulating patterns that define sidewalls by patterning a first insulating layer formed over a semiconductor substrate, forming second insulating patterns, each second insulating pattern comprising a horizontal portion having two ends and being parallel to the semiconductor substrate and spaced protruding portions protruding from both ends of the horizontal portion parallel to the sidewalls of the first insulating patterns, forming third insulating patterns each filling a space between the protruding portions, removing the protruding portions to form trenches, and forming conductive patterns within the respective trenches. | 12-23-2010 |
20120086134 | Method of Forming Patterns of Semiconductor Device - A method of forming patterns of a semiconductor device comprises forming a number of first insulating patterns that define sidewalls by patterning a first insulating layer formed over a semiconductor substrate, forming second insulating patterns, each second insulating pattern comprising a horizontal portion having two ends and being parallel to the semiconductor substrate and spaced protruding portions protruding from both ends of the horizontal portion parallel to the sidewalls of the first insulating patterns, forming third insulating patterns each filling a space between the protruding portions, removing the protruding portions to form trenches, and forming conductive patterns within the respective trenches. | 04-12-2012 |
20120280325 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes first gate lines arranged at a first interval over a substrate and each configured to have a silicide layer as a highest layer, second gate lines arranged at a second interval greater than the first interval over the substrate and each configured to have the silicide layer as the highest layer, a first insulating layer formed between the first gate lines over the substrate and includes a gap; a second insulating layer formed on the sidewalls of the second gate lines, an etch-stop layer adjacent the second insulating layer, a third insulating layer located over and between the first gate lines and over and between the second gate lines, a capping layer over the third insulating layer, and a contact plug adjacent to the capping layer and the third insulating layer and coupled to a junction, the junction adjacent the substrate between the second gate lines. | 11-08-2012 |
20150084115 | SEMICONDUCTOR DEVICE - Provided is a semiconductor device including a plurality of pillar columns, each of the plurality of pillar columns including a plurality of pillars arranged in one direction to be offset from each other, wherein an mth pillar and an (m+1)th pillar, among the plurality of pillars included in each pillar column, are aligned with each other (m is an integer of 0 or more). | 03-26-2015 |
Yeong Bong Kim, Cheongju-Si KR
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20100060392 | RELAY - A relay comprises: a solenoid; a hermetically sealed chamber mounted at a lower end thereof with a cylinder into which a center portion of the spool is inserted, mounted at an upper end thereof with a pair of stationary terminals each provided at a stationary contact point and filled therein with insulating gas to be coupled at an upper portion of the spool; an insulation member insulating the chamber and the stationary terminals; a movable unit including a shaft, a conductive movable terminal, and a pair of movable contact points; a restoring spring to pull the shaft toward the lower surface of the cylinder; and an insulated sliding guide to guide the movable unit that is moved by the solenoid and the restoring spring. | 03-11-2010 |
Yong Mi Kim, Cheongju-Si KR
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20090244994 | Data strobe signal generating circuit capable of easily obtaining valid data window - A data strobe signal generating circuit includes a pre-driver control unit for selectively transferring a ground voltage and a supply voltage, as a first control signal and a second control signal, in response to first and second clock pulse signals, wherein the second control signal is driven in response to a preamble signal, a pre-driver for generating a driving signal in response to the first and second control signals and the preamble signal, and an output buffer for driving an output pad in response to the driving signal. | 10-01-2009 |
Yongsu Kim, Cheongju-Si KR
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20090303697 | OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY - An optical sheet, a backlight unit including the optical sheet, and a liquid crystal display including the backlight unit are disclosed. The optical sheet includes a base film, a base portion on the base film, and a plurality of projections on the base portion. The base portion includes a first area. The projections include a plurality of peaks and a plurality of valleys. The first area is a section including a first side adjoining to one of the valleys and a second side corresponding to a height of the base portion. A length of the first side is substantially 2 μm to 10 μm. The first area has one first bead or 2 to 5 first beads. | 12-10-2009 |
Youngchang Kim, Cheongju-Si KR
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20120060974 | APPARATUS FOR SENSING FUEL LEVEL IN FUEL TANK - Provided is an apparatus for sensing a fuel level in a fuel tank for sensing an amount of fuel remaining in the fuel tank mounted in a vehicle. The apparatus for sensing a fuel level according to the present invention senses a residual amount of fuel in a fuel tank by contacting a resistance substrate with a wiper, the apparatus including: a case that forms a sealable filling solution filling space and has a filling solution inlet formed on a top thereof; a stopper that blocks the filling solution inlet formed in the case to seal the filling solution filling space; and a filling solution that is filled in the filling solution filling space to perform an anti-rusting and lubricating function, wherein the resistance substrate and the wiper are disposed in the filling solution filling space. | 03-15-2012 |
Young Chang Kim, Cheongju-Si KR
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20110168136 | Flange for Fuel Pump Module and Manufacturing Method Thereof - A flange for a fuel pump module and a manufacturing method thereof, in which the passage communicating a first valve seat with a second valve seat in the flange can be easily and simply formed by inserting a passage forming piece in a mold without requiring an additional process during an injection-molding process of manufacturing the flange. | 07-14-2011 |
Young-Chul Kim, Cheongju-Si KR
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20120013378 | SLEW RATE BOOST CIRCUIT, OUTPUT BUFFER HAVING THE SAME, AND METHOD THEREOF - A slew rate boost circuit for an output buffer and an output buffer circuit for a source driver having the same are provided. In an output buffer including a pull-up unit providing a buffer output signal in a first level by receiving a buffer input signal and performing pull-up operation and a pull-down unit providing a buffer output signal in a second level having opposite phase from the first level by receiving the buffer input signal and performing pull-down operation, the slew rate boost circuit includes a first comparator generating a first boost signal to boost pull-up operation of the pull-up unit of the output buffer by inputting a first input signal and a second input signal and a second comparator generating a second boost signal to boost pull-down operation of the pull-down unit of the output buffer by inputting the first input signal and the second input signal. | 01-19-2012 |
Young-Guk Kim, Cheongju-Si KR
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20100187473 | Oxide-Like Hydrotalcite and Manufacturing Process Thereof - An oxide-like hydrotalcite having a certain structure and uniform size can be prepared by a method comprising milling and heat or microwave post-treatment, and it is capable of providing synthetic resins with high heat- and chlorine-resistance. | 07-29-2010 |
20150045492 | ADDITIVE COMPOSITION INCLUDING COUNTERAGENT - The present invention relates to an additive composition including a counteragent, and more particularly, to an additive composition for preparation of polyolefins, which improve flowability of a nucleating agent and exhibits excellent transparency, by applying a counteragent of a specific structure to a sorbitol nucleating agent which is an additive used in preparation of polyolefins. | 02-12-2015 |
Young Taek Kim, Cheongju-Si KR
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20100287931 | MASTER CYLINDER FOR A VEHICLE - Disclosed herein is a master cylinder for a vehicle. The master cylinder includes a housing, a piston, inlet ports and a seal. The housing has therein a liquid pressure chamber to contain oil. The piston reciprocates in the liquid pressure chamber to control the pressure in the liquid pressure chamber. A front end of the piston has a stepped structure. The inlet ports are provided in the housing so that oil is supplied into the liquid pressure chamber through the inlet ports. The seal is seated into a seating depression which is formed in the inner surface of the housing. The seal opens or closes a flow path of the oil depending on whether the seal is brought into contact with the piston. The oil flows into the liquid pressure chamber along the stepped outer surface of the piston through a space defined between the piston and the seal. | 11-18-2010 |
Yu-Sik Kim, Cheongju-Si KR
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20110187659 | DISPLAY APPARATUS - A display apparatus displays a images depending on a viewing angle. The display includes a panel unit including a plurality of unit pixels, each unit pixel including a plurality of sub-pixels having different polarization characteristics, and a control unit to control the sub-pixels, the sub-pixels respectively displaying at least one image polarized at different angles. The display apparatus may display different images simultaneously through a screen. | 08-04-2011 |