Yoon-Seok
Yoon Seok Choi, Gyeonggi-Do KR
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20080252831 | Color Filter Substrate for Liquid Crystal Display and Method of Fabricating the Same - A color filter substrate for a liquid crystal display and a method of fabricating the same are provided. The color filter substrate for a liquid crystal display includes: light shielding parts formed on a substrate at predetermined intervals to prevent light leakage; color filter Layers disposed between the light shielding parts and including color filter patterns of red (R), green (G) and blue (B) for implementing a color image; and a transparent conductive layer formed on a rear surface of the substrate, on which the color filter layers are formed, and formed in a porous structure having a plurality of holes spaced at predetermined intervals. Therefore, it is possible to shield an electrostatic field due to external static electricity and improve image display quality, thereby increasing high brightness characteristics and readability. | 10-16-2008 |
Yoon Seok Jang, Seoul KR
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20160032945 | HYDRAULIC SYSTEM FOR CONSTRUCTION MACHINE - The present disclosure relates to a hydraulic system for a construction machine, and more particularly, to a hydraulic system for a construction machine including a plurality of actuators, in which each of the actuators includes a pump/motor, is operated under a control of a corresponding pump/motor, and stores working oil in an accumulator or receives the working oil supplemented from the accumulator in accordance with a difference between a flow rate entering the actuator and a flow rate discharged from the actuator. | 02-04-2016 |
Yoon Seok Kim, Gwangsan-Gu KR
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20130193558 | METHOD FOR MANUFACTURING A GROUP III NITRIDE SUBSTRATE USING A CHEMICAL LIFT-OFF PROCESS - The non-polar or semi-polar group III nitride layer disclosed in a specific example of the present invention can be used for substrates for various electronic devices, wherein problems of conventional polar group III nitride substrates are mitigated or solved by using the nitride substrate of the invention, and further the nitride substrate can be manufactured by a chemical lift-off process. | 08-01-2013 |
Yoon Seok Ko, Seoul KR
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20120296050 | POLY(AMIDE-IMIDE) BLOCK COPOLYMER, ARTICLE INCLUDING SAME, AND DISPLAY DEVICE INCLUDING THE ARTICLE - A poly(amide-imide) block copolymer that includes: a first segment including a repeating unit represented by Chemical Formula 1A, a repeating unit represented by Chemical Formula 1B, a repeating unit represented by Chemical Formula 1C, or a combination thereof; and a second segment including a repeating unit represented by Chemical Formula 2: | 11-22-2012 |
20130202869 | ARTICLE, METHOD OF PREPARING SAME, AND DISPLAY DEVICE INCLUDING THE SAME - An article including a polymer element including a polymer, and inorganic particles having a concentration gradient which decreases in concentration from at least one surface of the polymer element to the inside thereof, wherein the inorganic particles have a refractive index that is greater than or equal to the refractive index of air and less than the refractive index of the polymer. | 08-08-2013 |
20130203937 | POLY(AMIDE-IMIDE) BLOCK COPOLYMER, ARTICLE INCLUDING SAME, AND DISPLAY DEVICE INCLUDING THE ARTICLE - A poly(amide-imide) block copolymer that includes a first segment including a repeating unit represented by the following Chemical Formula 1 and a second segment including a repeating unit represented by the following Chemical Formula 2: | 08-08-2013 |
20130303691 | NOVEL MATERIAL FOR OPTICAL FILM, POLYMER, ARTICLE PREPARED BY USING THE POLYMER, AND DISPLAY DEVICE INCLUDING THE ARTICLE - A material for an optical film including a compound represented by Chemical Formula 1; a polymer including a repeating unit represented by Chemical Formula 10; a polymer including a repeating unit represented by Chemical Formula 20 and a repeating unit represented by Chemical Formula 21; an article prepared by using the polymer; and a display device including the article: | 11-14-2013 |
20150025200 | COMPOSITION, POLYMER FILM, AND DISPLAY DEVICE - A composition including a diamine compound and a dianhydride compound, wherein the diamine compound includes a first diamine compound represented by Chemical Formula 1, | 01-22-2015 |
Yoon Seok Nam, Seoul KR
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20110007650 | METHOD OF ESTIMATING POSITION OF MOBILE NODE IN WIRELESS SENSOR NETWORK - The present invention relates to a method of estimating the position of a mobile node in a wireless sensor network using a passive mode OWR method. The method includes: estimating frequency offsets of anchor nodes and a mobile node; allowing the anchor nodes to sequentially transmit ranging frames; allowing the mobile node to receive the ranging frames and to estimate the difference between the reception times of signals from two anchor nodes; and applying the estimated difference between the reception times of the signals to time difference of arrival (TDOA) to estimate the position of the mobile node. According to the above-mentioned structure of the present invention, a plurality of mobile nodes can estimate their positions with a minimum number of ranging frame transmissions, without using a separate network synchronization unit. In addition, it is possible to easily construct a wireless sensor network for position recognition, and rapidly and accurately perform distance estimate using an OWR method. | 01-13-2011 |
Yoon Seok Oh, Gunpo KR
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20090270262 | MAGNETOELECTRIC SUSCEPTIBILITY MEASUREMENT METHOD AND THE SYSTEM THEREOF - Disclosed herein is a method and system for measuring magnetoelectric susceptibility. The system includes a magnet supplying a DC magnetic bias to a magnetoelectric sample, an AC drive coil applying an AC magnetic field to the magnetoelectric sample, a charge amplifier amplifying an electric charge signal of the magnetoelectric sample oscillating by the AC magnetic field, and a phase sensitive detector detecting the voltage signal produced by the charge amplifier while supplying induction current to the AC drive coil. Accordingly, it is possible to provide a highly sensitive system for measuring magnetoelectric susceptibility, which is essential for research on multiferroic and magnetoelectric bulk and thin film materials at room temperature, and can also operate in the physical property measurement system (PPMS, manufactured by Quantum Design Co., Ltd.) for measurements under low temperature and high magnetic field environments. | 10-29-2009 |
Yoon Seok Oh, Gyeonggi KR
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20110250651 | Corynebacteria Strain for Enhancement of 5'-Guanosine Monophosphate Productivity and a Method of Producing 5'-Guanosine Monophosphate Using the Same - Disclosed is a method of producing 5′-guanosine monophosphate using a novel microorganism which has a malate dehydrogenase activity higher than that of a wild-type, thereby showing improved ATP productivity. Also, a novel microorganism is disclosed. The method comprises: culturing the | 10-13-2011 |
Yoon Seok Oh, Gyeonggi-Do KR
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20100317853 | NOVEL IMATINIB CAMSYLATE AND METHOD FOR PREPARING THEREOF - The present invention relates to a novel imatinib camsylate and a method for preparing the same. Imatinib camsylate according to the present invention has a faster absorption rate and higher absorption concentration in terms of pharmacokinetics, and further has excellent water solubility, as compared to commercially available imatinib mesylate. | 12-16-2010 |
20110300582 | Corynebacteria Strain Having Enhanced 5'-Xanthosine Monophosphate Productivity and a Method of Producing 5'-Xanthosine Monophosphate Using the Same - Disclosed is a novel microorganism which has a malate dehydrogenase activity higher than that of a wild-type. Also, a recombinant vector which has the structure shown in the cleavage map of FIG. | 12-08-2011 |
20130095529 | Microorganism with Improved Production of 5'-Xanthosine Monophosphate and 5'-Guanine Monophosphate, and Production Method of 5'-Xanthosine Monophosphate and 5'-Guanine Monophosphate Using Same - The present invention relates to a microorganism with improved production of 5′-xanthosine monophosphate and 5′-guanine monophosphate, and more specifically, to a | 04-18-2013 |
20140354569 | MOBILE PHONE CAPABLE OF SEPARATING SCREEN AND CONTROLLING METHOD THEREOF - Embodiments of the invention provide a mobile phone configured to separate a screen. The mobile phone includes a touch screen configured to display an execution screen of a predetermined application thereon and further configured to sense a touch input by a gesture of a user. The mobile phone further includes a touch input processor configured to measure an X-axis line value and a Y-axis line value of a touch region by the touch input and further configured to determine whether the touch input is an input for separating the screen. Further, the mobile phone includes a controller configured to determine a separation axis of the screen and further configured to separate the screen into one or more regions based on the separation axis when the touch input is determined as the input for separating the screen. | 12-04-2014 |
Yoon Seok Park, Gyeonggi-Do KR
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20110114980 | SEMICONDUCTOR LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A semiconductor light-emitting device capable of improving current distribution, and a method for manufacturing the same is disclosed, wherein the semiconductor light-emitting device comprises a substrate; an N-type nitride semiconductor layer on the substrate; an active layer on the N-type nitride semiconductor layer; a P-type nitride semiconductor layer on the active layer; a groove in the P-type nitride semiconductor layer to form a predetermined pattern in the P-type nitride semiconductor layer; a light guide of transparent non-conductive material in the groove; and a transparent electrode layer on the P-type nitride semiconductor layer with the light guide. | 05-19-2011 |
Yoon Seok Seo, Incheon-Si KR
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20100237795 | MULTIPLE LAMP DRIVING DEVICE COMPRISING BALANCE TRANSFORMER - The present invention provides a multiple lamp driving capable of being applied to a multiple lamp system such as an LCD, wherein the multiple lamp driving device includes: a power supply unit for supplying a driving voltage to a lamp unit provided with first to 4nth lamps; and a balancing circuit unit including first to nth balance transformers for receiving the driving voltage from the power supply unit and balancing currents flowing through the first to 4nth lamps, wherein each of the first to nth balance transformers includes a primary side connected to the power supply unit in series and first and second secondary sides electrically connected to the primary side, each one end of the first and second secondary sides is connected to one end of one of the first to 4nth lamps, each of the other ends of the first and second secondary sides is connected to one end of another among the first to 4nth lamps, and the other ends of all of the first to 4nth lamps are connected to a ground. | 09-23-2010 |
Yoon Seok Yang, Seoul KR
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20150185983 | ELECTRONIC DEVICE AND METHOD OF CONTROLLING THE SAME - The present invention relates to an electronic device and a method of controlling the same. An electronic device according to an embodiment of the present invention converts the state of a page displayed on a touchscreen to a standby state through rear input and cancels the standby state upon release of the rear input, thereby providing a page corresponding to a desired time when the rear input is released. | 07-02-2015 |
Yoon Seok Yang, Jeollabuk-Do KR
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20100035737 | HEALTH MACHINE USING MAGNETORHEOLOGICAL FLUID - Provided is an exercise fitness machine that can be varied in weight in a minute unit in accordance with a body condition of a user and easily transformed in accordance with a developing portion of the body, thereby maximizing convenience in use and efficiency of exercise. The exercise/fitness machine includes a base frame, a muscular strength member that is provided on an upper end of the base frame to develop muscular strength of an upper or lower body of a user, and a weight varying unit provided between the base frame and the muscular developing member and including a damper containing magnetorheological fluid to vary a weight sense in accordance with a user's selection. | 02-11-2010 |
Yoon-Seok Choi, Athens, OH US
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20090050258 | DEVELOPMENT OF PEM FUEL CELL ELECTRODES USING PULSE ELECTRODEPOSITION - In one embodiment of the present disclosure a method for forming a PEM fuel cell electrode is provided. The method includes applying a hydrophilic wetting agent on an electrode surface. A catalyst layer is deposited on the wetted electrode surface by pulse electrodeposition, at least a portion of the catalyst penetrating the electrode surface. The electrode surface is heat treated. | 02-26-2009 |
Yoon-Seok Choi, Suwon-Si KR
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20090278128 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD OF THE SAME - A thin film transistor array panel includes a substrate; a gate electrode formed on the substrate; a data line formed on the substrate; a gate insulating layer formed on the data line and the gate electrode, and having a first contact hole exposing the gate electrode, and a second contact hole exposing the data line; a gate line intersecting the data line, and connected to the gate electrode through the first contact hole; a semiconductor formed the gate insulating layer, and including a channel of a thin film transistor; a source electrode connected to the data line through the second contact hole; a drain electrode opposite to the source electrode with respect to the channel on the semiconductor; a passivation layer having a third contact hole exposing the drain electrode; and a pixel electrode connected to the drain electrode through the third contact hole are included. | 11-12-2009 |
Yoon-Seok Choi, Seoul KR
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20090021647 | APPARATUS FOR CONTROLLING COLOR TEMPERATURE - Disclosed is the apparatus for controlling color temperature enabling the color region determiner to determine whether the inputted chroma signal value in pixels belongs to a pre-set achromatic color region or a chromatic color region, and the color temperature corrector to correct the chroma signal gains according to the determined achromatic color region or chromatic color region. | 01-22-2009 |
20100255161 | PREMIX COMPOSITION OF GLUTINOUS RICE CAKE FOR BAKING IN MICROWAVE OVEN AND A PREPARATION METHOD THEREOF - The present invention relates to a premix composition of glutinous rice cake for baking in microwave oven and a preparation method thereof, the present invention have effect on providing premix composition of glutinous rice cake which have a good shape retainability after heating and to maintain softness for 24 hours without adding inhibitor of aging and to distribute for above 6 months at room temperature with glutinous rice of water content of below 15% by using glutinous rice poder having 200 to 400 μm of average grain size and comprising less than 5 wt % of glutinous rice powder of below 200 mesh and 40 to 70 wt % of glutinous rice powder of 200 to 400 mesh. | 10-07-2010 |
20150379490 | Apparatus and Method for Detecting Object and Financial Apparatus Using the Same - Disclosed herein are an object detection apparatus for detecting an object and a financial apparatus using the same. In an embodiment, the object detection apparatus may include a light emission unit configured to emit light and a light-reception unit configured to receive both direct light that is emitted by the light emission unit and reflected light of the light emitted by the light emission unit which is reflected by an object to be detected. In accordance with an embodiment of the present invention, the object detection apparatus can perform self-diagnosis, such as autonomously determining whether a failure is present and measuring sensitivity, although an object, that is, the subject of detection, is not present and process media, such as bills. Accordingly, performance in detecting a medium can be improved in financial apparatuses that perform deposit and withdrawal. | 12-31-2015 |
Yoon-Seok Han, Jung-Gu KR
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20110074968 | Multiple data rate counter, data converter including the same, and image sensor including the same - A counter includes a buffer unit and a ripple counter. The buffer unit generates at least one least significant signal of a count by buffering at least one clock signal until a termination time point. The ripple counter generates at least one most significant signal of the count by sequentially toggling in response to at least one of the least significant signal. The counter performs multiple data rate counting with enhance operation speed and reduced power consumption. | 03-31-2011 |
20150129748 | Multiple Data Rate Counter, Data Converter including the Same, and Image Sensor Including the Same - A counter includes a buffer unit and a ripple counter. The buffer unit generates at least one least significant signal of a count by buffering at least one clock signal until a termination time point. The ripple counter generates at least one most significant signal of the count by sequentially toggling in response to at least one of the least significant signal. The counter performs multiple data rate counting with enhance operation speed and reduced power consumption. | 05-14-2015 |
Yoon-Seok Kang, Seoul KR
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20120105985 | APPARATUS FOR ADJUSTING POSITION OF OPTICAL ELEMENT - An apparatus for adjusting a location of an optical element includes: a first barrel having a hollow cylindrical shape; a second barrel having a hollow cylindrical shape to support the optical element and rotatably coupled to the first barrel; a distance maintaining unit installed between the first barrel and the second barrel in a first region of the first barrel and maintaining a distance between the first barrel and the second barrel in the first region when the second barrel rotates relative to the first barrel; and a guiding unit installed between the first barrel and the second barrel in a second region of the first barrel and guiding a movement of the second barrel to change a relative position of the second barrel with respect to the first barrel in the second region when the second barrel rotates relative to the first barrel. | 05-03-2012 |
20130321697 | LENS BARREL ASSEMBLY AND PHOTOGRAPHING APPARATUS HAVING THE SAME - A barrel assembly includes a barrel, at least one lens group disposed in the barrel to move in an optical axis direction, an aperture disposed in the barrel that adjusts an amount of light passing through the at least one lens group; and a light adjustment unit disposed in the barrel to move in the optical axis direction and that blocks light passing through a peripheral area of the at least one lens group when the at least one lens group is in at least one part of a travel section along which the at least one lens group moves in the barrel. | 12-05-2013 |
20130322865 | ZOOM LENS BARREL ASSEMBLY AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A zoom lens barrel assembly includes: a first barrel including an inlet through which light is incident on the first barrel; a second barrel that surrounds at least a part of an external surface of the first barrel and supports the first barrel to be movable to protrude forward from a front portion of a main body; a plurality of blades disposed to be moved between an open position in which the plurality of blades are retreated to an outside of the inlet and a closed position in which the inlet is blocked; and an accommodation unit that extends from an end of the first barrel to an outside of the first barrel so as to accommodate the blades that have been moved to the open position. | 12-05-2013 |
20140028900 | LENS BARREL ASSEMBLY AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A lens barrel assembly includes: a lens barrel that is rotatable about an optical axis and is movable in a direction along the optical axis; a moving plate that is combined with the lens barrel so that the moving plate is rotated together with the lens barrel and is movable with respect to the lens barrel in the direction along the optical axis; a power transmission unit that is installed on the moving plate and transmits an outside rotation force to the lens barrel via the moving plate; and a stopper that is disposed on a path on which the moving plate moves in the direction along the optical axis and that limits a movement of the moving plate in the direction along the optical axis in a partial section of the path on which the lens barrel is moved. | 01-30-2014 |
20140079384 | LENS BARREL ASSEMBLY AND PHOTOGRAPHING APPARATUS INCLUDING THE SAME - A lens barrel assembly includes: a lens group; a lens barrel that support the lens group and includes, on an outer circumferential surface thereof, a first movement pin projected outwardly and a second guide groove that is extended along a circumferential direction; and an outer barrel disposed outside the lens barrel and includes, on an inner circumferential surface thereof, a first guide groove extended along the circumferential direction to be coupled with the first movement pin, and a second movement pin that is projected inwardly to be coupled with the second guide groove, where the lens barrel is moved in an optical axis direction as the outer barrel rotates, and where a movement section of the lens barrel comprises a first movement section, a second movement section, and an intersection movement section that connects the first movement section with the second movement section. | 03-20-2014 |
20140098427 | ZOOM LENS BARREL ASSEMBLY AND CAPTURING APPARATUS INCLUDING THE SAME - A zoom lens barrel assembly includes: a first zoom ring that supports a first lens group; a first guide ring, of which the first zoom ring is disposed on an inner side, is cam-connected to the first zoom ring to cause the first lens group to move linearly along an optical axis direction by rotation; a second zoom ring that supports a second lens group and is cam-connected to the first guide ring to move linearly along the optical axis direction; a second guide ring cam-connected to the first guide ring and configured to move linearly along the optical axis direction to rotate the first guide ring; a second cylinder configured to move linearly along the optical axis direction together with the second zoom ring while being rotated; and an external cylinder including a third lens group and is cam-connected to the second cylinder to cause the second cylinder to rotate. | 04-10-2014 |
20140253793 | LENS BARREL ASSEMBLY AND PHOTOGRAPHING APPARATUS HAVING THE SAME - A lens barrel assembly, which has improved shock resistance and quickly resumes normal operation when external shock is applied, includes a first barrel including an elastic moving pin which protrudes toward a second barrel and elastically deforms. The second barrel includes a first guide groove into which the elastic moving pin is inserted and which extends obliquely in a circumferential direction to guide a movement of the first barrel, and at least one second guide groove including an end separated from the first guide groove and another end connected to the first guide groove to guide the elastic moving pin so that the elastic moving pin returns into the first guide groove when the elastic moving pin is separated from the first guide groove. The second barrel rotates in an optical axis direction and supports the first barrel so that the first barrel moves relative to the optical axis direction. | 09-11-2014 |
20150253534 | LENS DRIVING ASSEMBLY AND ELECTRONIC APPARATUS HAVING THE SAME - A lens driving assembly includes a cam barrel having an opening in an outer circumferential surface thereof and that rotates around an optical axis, a front barrel accommodated in the cam barrel and that moves in an optical axis direction corresponding to rotation of the cam barrel, and a first lens group assembly that pivots between a home position that is deviated from the optical axis and an alignment position that is aligned with the optical axis, in which the first lens group assembly moves through the opening between the home position and the alignment position according to the rotation of the cam barrel and an elastic force. | 09-10-2015 |
Yoon-Seok Kim, Suwon-Si KR
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20130183061 | IMAGE FORMING APPARATUS - An image forming apparatus includes a developing module which develops a toner image on a printing medium, a fixing module which fixes the toner image onto the printing medium, and a toner neutralization module arranged on a travel path of the printing medium between the developing module and the fixing module to electrically neutralize the toner image on the printing medium. | 07-18-2013 |
Yoon-Seok Kim, Seoul KR
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20100295087 | Light Emitting Diode with High Electrostatic Discharge and Fabrication Method Thereof - The present invention relates to a light emitting diode with high electrostatic discharge and a fabrication method thereof, and more specifically to a light emitting diode comprising a first electrode layer provided over a upper surface of a first semiconductor layer and a upper surface of a second semiconductor layer; a transparent electrode layer formed on the upper surface of the second semiconductor layer, spaced from the first electrode layer; and a second electrode layer provided on a upper surface of the transparent electrode layer. With the present invention, there is provided a light emitting diode element with resistance against electrostatic discharge and with high reliability being strong against electrical impact, by selecting a structure arranging a form of an electrode differently from a conventional electrode. | 11-25-2010 |
Yoon-Seok Lee, Seoul KR
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20130161722 | SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING THE SAME - A semiconductor device may include a gate structure on a substrate, the gate structure including a first metal; an insulating interlayer covering the gate structure on the substrate; a resistance pattern in the insulating interlayer, the resistance pattern having a top surface lower than a top surface of the insulating interlayer and including a second metal different from the first metal at least at an upper portion thereof; and/or a first contact plug through a first portion of the insulating interlayer, the first contact plug making direct contact with the upper portion of the resistance pattern. | 06-27-2013 |
20140017863 | METHODS OF MANUFACTURING SEMICONDUCTOR DEVICES INCLUDING METAL GATES - Methods of manufacturing a semiconductor device including metal gates are provided. The method may include forming a resistor pattern and a dummy gate electrode, which include polysilicon, and forming an impurity region adjacent to the dummy gate electrode. The method may further include replacing the dummy gate electrode with a gate electrode and then forming metal silicide patterns on the resistor pattern and the impurity region. | 01-16-2014 |
20140167180 | SEMICONDUCTOR DEVICES INCLUDING A RESISTOR STRUCTURE - Semiconductor devices are provided. A semiconductor device may include a transistor area and a resistor area. The transistor area may include a gate structure. The resistor area may include an insulating layer and a resistor structure on the insulating layer. A top surface of the gate structure and a top surface of the resistor structure may be substantially coplanar. | 06-19-2014 |
20140167181 | SEMICONDUCTOR DEVICES INCLUDING A RESISTOR STRUCTURE AND METHODS OF FORMING THE SAME - Semiconductor devices including a resistor structure is provided. The semiconductor device may include a gate structure on an active region, a resistor structure on a field region and a first interlayer insulating layer on the gate structure and the resistor structure. The semiconductor devices may also include a resistor trench plug vertically penetrating through the first interlayer insulating layer and contacting the resistor structure and a second interlayer insulating layer on the first interlayer insulating layer and the resistor trench plug. Further, the semiconductor devices may include a resistor contact plug vertically penetrating through the first and second interlayer insulating layers and contacting the resistor structure. | 06-19-2014 |