Dong-Kyu
Dong Kyu Choi, Seongnam-Si KR
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20140290279 | LIQUEFIED GAS TREATMENT SYSTEM FOR VESSEL - A liquefied gas treatment system includes: a first stream of boil-off gas, which is generated from the liquefied natural gas in the cargo tank and is discharged from the cargo tank; a second stream of the boil-off gas, which is supplied as fuel to the engine in the first stream; and a third stream of the boil-off gas, which is not supplied to the engine in the first stream. The first stream is compressed in a compressor and is then branched into the second stream and the third stream. The third stream is liquefied by exchanging heat with the first stream in a heat exchanger, so that the boil-off gas is treated without employing a reliquefaction apparatus using a separate refrigerant. | 10-02-2014 |
20150226379 | LIQUEFIED GAS TREATMENT METHOD FOR VESSEL - A liquefied gas treatment method for a vessel is performed by a liquefied gas treatment system for the vessel including a cargo tank storing LNG, and a main engine and a sub engine using the LNG stored in the cargo tank as fuel. The liquefied gas treatment system includes a compressor line configured to compress BOG generated in the cargo tank by a compressor and supply the compressed BOG to the engines as fuel, and a pump line configured to compress the LNG stored in the cargo tank by a pump and supply the compressed LNG to the engines as fuel. In a laden condition in which an amount of the LNG stored in the cargo tank is larger than in a ballast condition, the BOG generated in the cargo tank is supplied as fuel to at least one of the engines through the compressor line. | 08-13-2015 |
20150285189 | HYBRID FUEL SUPPLY SYSTEM AND METHOD FOR ENGINE OF VESSEL - A hybrid fuel supply system for an engine of a vessel is provided. The hybrid fuel supply system for the engine of the vessel includes: a compression device configured to compress boil-off gas (BOG) generated from liquefied natural gas (LNG) stored in an LNG cargo tank; a high pressure pump configured to compress LNG supplied from the LNG cargo tank; a vaporizer configured to vaporize the LNG compressed by the high pressure pump; and a dual fuel (DF) engine to which the BOG compressed through the compression device is supplied as fuel. The engine of the vessel uses high pressure gas compressed at 150 to 400 bar as fuel and is driven by at least one of the BOG compressed in the compression device and the LNG compressed in the high pressure pump. | 10-08-2015 |
20150300301 | LIQUEFIED GAS TREATMENT SYSTEM FOR VESSEL - Provided is a liquefied gas treatment system for a vessel, which includes a cargo tank storing liquefied natural gas (LNG), and an engine using the LNG as fuel. The liquefied gas treatment system includes: a compressor line configured to compress boil-off gas (BOG) generated in the cargo tank by a compressor and supply the compressed BOG to the engine as fuel; a high pressure pump line configured to compress the LNG stored in the cargo tank by a pump and supply the compressed LNG to the engine as fuel; and a heat exchanger configured to liquefy a part of BOG, which is compressed by the compressor, by exchanging heat with BOG that is discharged from the cargo tank and transferred to the compressor. | 10-22-2015 |
Dong Kyu Choi, Geoje-Si / Gyeongsangnam-Do KR
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20130219955 | METHOD FOR PRODUCING PRESSURIZED LIQUEFIED NATURAL GAS, AND PRODUCTION SYSTEM USED IN SAME - A method for producing pressurized liquefied natural gas and a production system therefor are provided. The method for producing pressurized liquefied natural gas includes: performing a dehydration process to remove water from natural gas supplied from a natural gas field, without a process of removing acid gas from the natural gas; and performing a liquefaction process to produce pressurized liquefied natural gas by liquefying the natural gas, which has undergone the dehydration process, at a pressure of 13 to 25 bar and a temperature of −120 to −95° C., without a process of fractionating natural gas liquid (NGL). Accordingly, it is possible to reduce plant construction costs and maintenance expenses and reduce LNG production costs. In addition, it is possible to guarantee high economic profit and reduce payback period in small and medium-sized gas fields, from which economic feasibility could not be ensured by the use of a conventional method. | 08-29-2013 |
Dong Kyu Choi, Yeongcheon-Si KR
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20150368617 | METHOD FOR FORMING ENDOTHELIAL CELLS - The present application discloses a method of promoting differentiation and expansion of endothelial cells (EC) and cardiomyocytes from a pluripotent cell, which includes contacting the pluripotent cell with a Rho-associated protein kinase (ROCK) suppressor. | 12-24-2015 |
Dong Kyu Kim, Seoul KR
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20090237371 | MOBILE TERMINAL AND SCREEN DISPLAYING METHOD THEREOF - The present invention relates to a mobile terminal. Specifically to a mobile terminal including a display including a touchscreen, a sensing unit for sensing an object contacting the touchscreen and the object in near-proximity to the touchscreen, and a controller for controlling information appearing on the display according to the object contacting the touchscreen and movement of the object relative to the touchscreen. | 09-24-2009 |
20090237421 | MOBILE TERMINAL AND SCREEN DISPLAYING METHOD THEREOF - The present invention relates to a mobile terminal. Specifically to a mobile terminal including a display including a touchscreen, a sensing unit for sensing an object in near-proximity to the touchscreen, a controller for altering an image appearing on the display according to at least one of a duration of the object near the touchscreen and a distance of the object away from the touchscreen. | 09-24-2009 |
Dong Kyu Kim, Buk-Gu, Gwangju KR
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20130312529 | METHOD AND SYSTEM FOR THREE-DIMENSIONAL VIBRATION MEASUREMENT USING VIBROMETER - Disclosed herein are a system and method for three-dimensional vibration measurement. The method includes measuring vibration components and shape information at a vibration measurement point of a measurement target by sequentially emitting laser beams to the vibration measurement point of the measurement target at each of three measuring positions for measuring vibration of the measurement target; obtaining transformation matrices between first to third coordinate systems with respect to each of the measuring positions and a local coordinate system with respect to the vibration measurement point of the measurement target, based on the shape information; measuring angles between unit vectors of respective axes of the local coordinate system and direction vectors of the laser beams emitted with reference to the first to third coordinate systems upon measuring the vibration components; and measuring three-dimensional vibration of the measurement target based on the vibration components and the angles. | 11-28-2013 |
Dong Kyu Lee, Seoul KR
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20100059182 | SUBSTRATE PROCESSING APPARATUS - A substrate processing apparatus includes a chamber having a reaction space therein, a substrate seating member disposed in the reaction space of the chamber to seat a substrate thereon, an induction heating unit to heat the substrate seating member, and at least one altitude adjusting unit to selectively adjust the altitude of the induction heating unit at the outside of the chamber according to a temperature adjusting region of the substrate seating member. Therefore, it is possible to constantly control a temperature of the substrate seating member by adjusting the distance length between the substrate seating member and the induction heating unit at the outside of the chamber. | 03-11-2010 |
20130070965 | IMAGE PROCESSING METHOD AND APPARATUS - An image processing method and apparatus for obtaining a wide dynamic range image, the method including: obtaining a plurality of low dynamic range images having different exposure levels for a same scene; generating motion map representing whether motion occurred, depending on brightness ranks of the plurality of low dynamic range images; obtaining weights for the plurality of low dynamic range images; generating a weight map by combining the weights and the motion map; and generating a wide dynamic range image by fusing the plurality of low dynamic range images and the weight map. According to the image processing method and apparatus, it is possible to accurately detect motion area using a rank map, obtain a wide dynamic range image at a higher operation speed, and reduce a possibility that a phenomenon such as color warping occurs by directly combining images without using a tone mapping process. | 03-21-2013 |
20140000519 | SUBSTRATE PROCESSING APPARATUS | 01-02-2014 |
20140193069 | METHOD AND DEVICE FOR PROCESSING AN IMAGE TO REMOVE COLOR FRINGE - In image processing, a color fringe is removed. The processing includes selecting a maximum gradient magnitude among gradient magnitudes for each of color components in an image, calculating a boundary of a dilated near-saturation region in the image, detecting a transition region in the image according to the maximum gradient magnitude and the dilated near-saturation region, and removing a color fringe from the transition region. | 07-10-2014 |
Dong Kyu Lee, Gunsan-Si KR
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20140320789 | LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A liquid crystal display (LCD) device and a manufacturing method thereof are provided. An alignment layer and a seal pattern are formed to overlap to reduce a width of a bezel, and one or more alignment layer spreading preventing means are formed to prevent a degradation of adhesive strength between the seal pattern and a substrate due to the characteristics of the alignment layer. | 10-30-2014 |
Dong Kyu Lee, Incheon KR
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20110253873 | Seat Base Sliding Apparatus - The present disclosure discloses a seat base sliding device applied to a seat of a heavy machinery such as a loader, an excavator, or the like. The seat base sliding device includes: a seat base with a lower part is fixed to a floor of a vehicle body and an upper part at which a seat is installed; a sliding plate slidable inwards and outwards in a lateral direction of the seat base at both left and right sides of the seat base and in which a control stand is fixed to one side thereof; and at least one adjustment unit selectively fixing the sliding plate of which the position is determined by sliding movement to the seat base. The present disclosure is capable of preventing a cabin from knocking against both control stands of a seat device at the time of assembling the cabin around the seat device and in addition, preventing the corresponding control stands from interfering in a thigh of a driver at the time of operating a control lever of each control stand laterally after assembling the cabin. | 10-20-2011 |
Dong Kyu Lee, Cheonan-Si KR
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20120163855 | DEVELOPING DEVICE OF IMAGE FORMING APPARATUS - An image forming apparatus having an improved configuration to prevent foreign substances from accumulating on a space maintaining member used to maintain a constant distance between a photoconductor and a developer delivery member. The image forming apparatus includes a photoconductor, a developer delivery member to deliver and feed developer to the photoconductor, a cleaning member to remove the developer and foreign substances remaining on a surface of the photoconductor while coming into contact with the photoconductor, and a space maintaining member arranged to come into contact with the photoconductor so as to maintain a constant developing gap or developing nip between the photoconductor and the developer delivery member. The space maintaining member is located between both ends of the cleaning member. | 06-28-2012 |
20130129389 | DEVELOPING DEVICE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS INCLUDING THE SAME - An electrophotographic image forming apparatus including first and second developing devices to develop electrostatic latent images formed on first and second photosensitive bodies, each of the first and second developing devices comprise a first toner containing unit to contain a toner, the second developing device further including a second toner containing unit that is connected to the first toner containing unit by a connecting unit. | 05-23-2013 |
Dong Kyu Lee, Daegu KR
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20120168212 | PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein are a printed circuit board and a method for manufacturing the same. The printed circuit board includes: a base substrate having a metal pattern for a circuit; and a surface roughness provided on the metal pattern, wherein the surface roughness has a first surface roughness in an anchor structure and a second surface roughness having a black oxide layer in a needle structure formed on the first surface roughness. | 07-05-2012 |
20130344618 | BIOSENSOR USING AGGLOMERATION OF MAGNETIC NANOPARTICLES AND DETECTION METHOD BY THE SAME - A biosensor and method for detecting a target material using an agglomeration of magnetic nanoparticles are provided. | 12-26-2013 |
20150382461 | PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein are a printed circuit board and a method for manufacturing the same. The printed circuit board includes: a base substrate having a metal pattern for a circuit; and a surface roughness provided on the metal pattern, wherein the surface roughness has a first surface roughness in an anchor structure and a second surface roughness having a black oxide layer in a needle structure formed on the first surface roughness. | 12-31-2015 |
Dong Kyu Lee, Gyeonggi-Do KR
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20130067897 | EXHAUST MANIFOLD - An exhaust manifold includes: an inlet portion which collects exhaust gas discharged through a first to a fourth exhaust ports; an outlet portion discharging the exhaust gas; and a tube portion connecting the inlet and the outlet portions. The inlet portion comprises: a first inlet portion one end of which communicates with the first and the second exhaust ports; and a second inlet portion one end of which communicates with the third and the fourth exhaust ports. Since the inlet portion is provided as two considering the combustion sequence, the productability and the economic feasibility can be enhanced, and the surrounding space can be enlarged to enhance the workability, and a simple exterior appearance can be obtained, and interference between exhaust gases can be effectively prevented, and since the size of the exhaust manifold can be increased, an engine load can be reduced to improve the fuel mileage. | 03-21-2013 |
Dong Kyu Lee, Daejeon KR
Dong Kyu Park, Gunpo KR
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20110188497 | SWITCHING DEVICE OF DUAL-PORT ETHERNET SYSTEM - Disclosed is a switching device of a dual-port Ethernet system capable of solving a conflict caused by the dual-port in an Ethernet system having the dual-port. According to the present disclosure, there is little transmission delay when the data frame is relayed between ports in the dual-port Ethernet system. Further, when a frame relay transmission is simultaneously generated with a frame transmission of an upper layer device, it is possible to prevent a conflict by determining a priority. | 08-04-2011 |
Dong Kyu Roh, Seoul KR
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20150273402 | CARBON DIOXIDE SEPARATION MEMBRANE COMPRISING POROUS HOLLOW TITANIUM DIOXIDE NANOPARTICLE AND MANUFACTURING METHOD THEREOF - Provided is a carbon dioxide separation membrane. The carbon dioxide separation membrane includes porous hollow titanium dioxide nanoparticles whose surfaces are modified with aminosilane having high affinity with carbon dioxide and a crosslinkable functional group. The carbon dioxide separation membrane provides both improved selectivity and improved permeability. In addition, the carbon dioxide separation membrane includes a copolymer matrix having excellent mechanical properties. Thus, it is possible to provide a carbon dioxide separation membrane having excellent selectivity and permeability as well as improved physical strength, chemical stability and temperature resistance. | 10-01-2015 |
Dong Kyu Ryu, Seoul KR
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20150146919 | APPARATUS AND METHOD FOR DETECTING PEDESTRIANS - Provided is an image processing apparatus for detecting pedestrians. The image processing apparatus includes a lane detecting module configured to extract a lane coordinate value from an input image and a pedestrian detecting module configured to set, as a pedestrian region of interest (ROI), a region between a first line passing through ends of first left and right lanes and a second line passing through ends of second left and right lanes which are respectively disposed above the left and right lanes, and search for the pedestrian ROI by using a predetermined window to detect a pedestrian region having a pedestrian feature. | 05-28-2015 |
Dong Kyu Seo, Suwon-Si KR
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20140339511 | INORGANIC OXIDE THIN FILM AND METHOD FOR PREPARING THE SAME - A quantum-dots containing multi-component inorganic oxide thin film is provided to include an amorphous inorganic oxide bulk region and a plurality of crystalline inorganic oxide regions, wherein the crystalline inorganic oxide regions are discontinuously formed to be surrounded by the amorphous inorganic oxide of the bulk region. | 11-20-2014 |
20150144903 | ORGANIC LIGHT EMITTING DIODE DEVICE - An organic light emitting diode device includes an emission layer between first and second electrodes, a first auxiliary layer, and a second auxiliary layer. The first electrode includes a silver-magnesium alloy having a greater content of silver than magnesium. The first auxiliary layer is between the first electrode and emission layer, and includes an inorganic material. The second auxiliary layer is between the first electrode and first auxiliary layer, and includes a material having a work function of less than or equal to about 4.0 eV. | 05-28-2015 |
20160056387 | ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME - An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole injection layer between the first electrode and the emission layer, the hole injection layer including a dipole material including a first component and a second component that have different polarities. | 02-25-2016 |
20160056403 | ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME - An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a metal having a work function of 4.0 eV or less and a dipole material including a first component and a second component having different polarities. | 02-25-2016 |
20160056404 | ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME - An organic light emitting element, includes a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including an oxide having a relative dielectric constant of 10 or more and a metal having a work function of 4.0 eV or less. | 02-25-2016 |
20160099431 | ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DISPLAY DEVICE INCLUDING THE SAME - An organic light emitting element is provided. An organic light emitting element according to an exemplary embodiment includes: a first electrode and a second electrode that face each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein the electron injection layer includes Ca, and the second electrode includes a first material including at least one of Ag, Al, and Mg and a second material including at least one of Yb, Ca, Sm, Eu, Tb, Sr, Ba, La, and Ce. | 04-07-2016 |
Dong Kyu Seo, Hwaseong-Si KR
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20160056400 | ORGANIC LIGHT EMITTING DIODE - An organic light emitting diode, including a first electrode; a second electrode facing the first electrode, the second electrode including magnesium; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a dipole material including a first component and a second component having different polarities, the dipole material including halide, and a content of the magnesium included in the second electrode being in a range of from 10 to 40 volume %. | 02-25-2016 |
Dong Kyu Shin, Seoul KR
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20150102878 | HIGH SPEED SOLENOID - There is provided a high speed solenoid having enhanced response characteristics. The high speed solenoid includes: a movable shaft linearly movable in an axial direction; a movable coil unit coupled to the movable shaft; and a magnetic field forming unit forming a magnetic field in a direction perpendicular with respect to that of a current flowing in the movable coil unit, wherein when a current is applied to the movable coil unit, the movable coil unit is moved by a magnetic field formed by the magnetic field forming unit to move the movable shaft. According to the high speed solenoid, the weight of a moving part is significantly reduced, and since an electrical time constant is small, a response speed of the solenoid may be enhanced. | 04-16-2015 |
20150380142 | MAGNETIC CONTACTOR - The magnetic contactor, according to an exemplary embodiment, includes: a moving core including a main core disposed to be movable in a length direction thereof and first and second core plates disposed at both ends of the main core, respectively; a coil provided on the circumference of the main core; a fixed core disposed around the coil to form a magnetic path; and a permanent magnet disposed between the coil and the fixed core, wherein the first core plate is disposed outside the fixed core, the second core plate is disposed inside the fixed core, and the fixed core is provided with at least one protrusion to reduce a gap between the fixed core and the first or second core plate. | 12-31-2015 |
Dong Kyu Yoo, Seoul KR
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20140189856 | METHOD AND APPARATUS FOR INPUTTING PASSWORD USING GAME - An apparatus for inputting a password using a game may include a password image display unit to display at least one group password image including at least one password image, in at least one region of a display device, a receiving unit to receive at least one piece of motion information from an external input device, a character image display unit to display, on the display device, a character image that may move based on the at least one piece of motion information, a determination unit to determine which of the at least one group password image the character image contacts, and to determine which of at least one password image included in the contacted group password image is selected when a contact takes place as a result of the determination, and an authentication unit to control a user authentication procedure to be performed based on password information corresponding to the selected password image. | 07-03-2014 |
Dong-Kyu Chae, Seoul KR
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20140099633 | DETECTION OF miRNA USING CAPILLARY ELECTROPHORESIS WITH LASER-INDUCED FLUORESCENCE DETECTION - Disclosed is a method for detecting a miRNA present in a sample in trace amounts and a kit for detecting the same. According to the present invention, the miRNA present in the sample in trace amounts can be quantitatively analyzed in short time. The detection method of the present invention may be used for fast diagnosis of various diseases wherein miRNAs are involved, for example, cardiovascular diseases including myocardial infarction. | 04-10-2014 |
20140205998 | METHOD FOR ENHANCING EXTRACTION EFFICIENCY OF MIRNA FROM CELLS BY THE ADDITION OF TRITON X-100 - The present invention relates to a method for improving detection efficiency of miRNAs existing in cells in trace amounts by adding Triton X-100. In accordance with the present invention, miRNAs existing in a sample in trace amounts can be quantitatively analyzed in short time. Further, the miRNA detection method according to the present invention wherein Triton X-100 is used can improve detection efficiency by about 2 times as compared to when only a TRIzol reagent is used. | 07-24-2014 |
Dong-Kyu Choi, Suwon-Si KG
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20160079679 | NON-FEEDING RERADIATING REPEATER AND METHOD FOR MANUFACTURING OF THE SAME - Disclosed are a non-feeding re-radiating repeater and a method for manufacturing the same. The repeater includes: a dielectric substrate having a flat plate shape or a curved shape; and one or more unit cells formed on the dielectric substrate, in which each of the unit cells includes an arrangement of a plurality of conductor patterns. When electromagnetic waves incident from a first direction, the unit cells may re-radiate the electromagnetic waves in a second direction which is different from the first direction. | 03-17-2016 |
Dong-Kyu Hwang, Seoul KR
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20120094590 | VENTILATION SYSTEM - The present invention relates to a ventilation system. According to a ventilation system of an embodiment of the present invention, it is possible to supply constant air flow to each floor or home, regardless of changes in environment outside a building, by connecting a ventilator to a center duct that sucks external air and supplies it to each floor or home, or sucks internal air of each floor of home and discharges it to the outside the building. | 04-19-2012 |
Dong-Kyu Kim, Yongin-Si KR
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20110090140 | LIQUID CRYSTAL DISPLAY - A liquid crystal display (LCD) which can provide uniform vertical and horizontal visibility while improving lateral visibility is provided. The LCD includes a first insulating substrate, first and second gate lines which are formed on the first insulating substrate, and a data line which is insulated from the first and second gate lines and intersects the first and second gate lines. The LCD also includes first and second thin film transistors (TFTs) which are formed in each pixel and are connected to the first and second gate lines, respectively, and to the data line, first sub-pixel electrodes which are connected to the first TFT, and a second sub-pixel electrode which is separated from the first sub-pixel electrodes by predetermined gaps and is connected to the second TFT. The LCD includes a second insulating substrate which faces the first insulating substrate, a common electrode which is formed on the second insulating substrate and comprises a plurality of domain dividers, and a liquid crystal layer which is interposed between the first and second insulating substrates, wherein a display region of the second sub-pixel electrode is divided into 4 domain groups by the domain dividers, and the 4 domain groups have substantially the same area. | 04-21-2011 |
20140071368 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display device and a method of manufacturing the liquid crystal display device are provided. The liquid crystal display device includes: a first substrate, a second substrate opposing the first substrate, an interconnection portion on the first substrate, an ultraviolet light blocking portion adjacent to both sides of the interconnection portion, an organic film on the first substrate and covering the interconnection portion and the ultraviolet light blocking portion, a liquid crystal layer between the organic film and the second substrate, and a sealing member overlapping the interconnection portion and surrounding the liquid crystal layer between the organic film and the second substrate. The liquid crystal display device reduces or minimizes organic film defects caused by radiating ultraviolet light to form the sealing member. | 03-13-2014 |
Dong-Kyu Kim, Suwon-Si KR
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20080304851 | POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME - A power supply includes a transformer to transform an input voltage into an output driving voltage for one of a plurality of components of an image forming apparatus, and an output converter to detect the driving voltage being output from the transformer, to amplify the detected driving voltage according to a power control signal, and to output the amplified driving voltage to at least one remaining component in the plurality of components of the image forming apparatus. The power supply can not only control high voltage outputs individually, but also reduces the number of switching transformers being used, as it uses at least one shared switching transformer. | 12-11-2008 |
20100174935 | IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING POWER CONSUMPTION THEREOF - A method of controlling power consumption of an image forming apparatus includes outputting information regarding power consumption of a plurality of operation units if a power consumption check mode is set, performing power save operation in which at least one operation unit from among the plurality of operation units is turned on and the remaining operation units are turned off if a power save mode is set. Accordingly, on/off of the plurality of operation units may be controlled in the power save mode based on power consumption of each of the operation units. | 07-08-2010 |
20110085817 | POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME - A power supply includes a transformer to transform an input voltage into an output driving voltage for one of a plurality of components of an image forming apparatus, and an output converter to detect the driving voltage being output from the transformer, to amplify the detected driving voltage according to a power control signal, and to output the amplified driving voltage to at least one remaining component in the plurality of components of the image forming apparatus. The power supply can not only control high voltage outputs individually, but also reduces the number of switching transformers being used, as it uses at least one shared switching transformer. | 04-14-2011 |
20120155894 | Image forming apparatus and auto color registration method of the same - An image forming apparatus and an auto color registration method of the same which prints a color image by single pass, the image forming apparatus including: a plurality of developing units which each develops a color image in a predetermined color; a transfer unit which transfers the color image developed by developing units to the print medium and include a transfer belt rotatably installed on a transfer path; a first detector provided in a predetermined location of the transfer belt to face the transfer belt and detects any defect from a surface of the transfer belt; a second detector provided in a predetermined location of the transfer belt to face the transfer belt and detects a test pattern of an auto color registration (ACR) error transferred to the transfer belt; and a controller which adjusts the ACR error based on data detected by the first detector and the second detector. | 06-21-2012 |
20130071132 | FUSER PROTECTION DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME - A fuser protection device realizing a protection circuit to protect a fuser by forcibly turning off a heater lamp when the heater lamp is overheated using a sensing signal from a non-contact thermistor to sense surface temperature of a heating roller and an image forming apparatus having the same. The fuser protection device includes a temperature sensing unit to sense a temperature of the heating roller in a non-contact fashion using two sensors provided at different positions, a differential amplifier to amplify a voltage difference between two sensor outputs from the temperature sensing unit, and a comparator to compare an output voltage from the differential amplifier with a reference voltage, wherein power supply to the heater lamp is blocked according to an output signal from the comparator. | 03-21-2013 |
Dong-Kyu Kim, Gyeongsangnam-Do KR
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20090249820 | REFRIGERATOR - There is provided a refrigerator. The refrigerator includes an icemaker for making and discharging ice, an ice bank for storing the ice discharged from the icemaker, an ice discharge duct for discharging the ice stored in the ice bank to the dispenser, and an approaching prevention unit that is disposed in the ice discharge duct to prevent a user from approaching the ice bank through the dispenser. | 10-08-2009 |
Dong-Kyu Kim, Gyungsangbuk-Do KR
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20090217694 | REFRIGERATOR - The present invention relates to a refrigerator, including: a refrigerating cycle having an evaporator ( | 09-03-2009 |
Dong-Kyu Kim, Pusan-City KR
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20120125065 | ROLL FORMING SYSTEM AND ROLL FORMING METHOD - A roll forming system and a roll forming method are disclosed. The roll forming system according to an exemplary embodiment of the present invention includes a bending unit provided with synchronizing means moving a synchronizing table in keeping pace with a forming speed of a shaped beam along a process line, clamping means clamping both sides of the shaped beam, position conversion means converting a position of the shaped beam between a cutting position and a bending position, cutting means cutting one side of the shaped beam by a cutting wheel, and a bending means stretch-bending the shaped beam to have a predetermined curvature. | 05-24-2012 |
Dong-Kyu Kim, Daejeon KR
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20120145530 | METHOD AND APPARATUS FOR PURIFICATION OF TRICHLOROSILANE - There is provided a method for a purification of trichlorosilane, the method including: performing a pretreatment for separating a chlorosilane mixture from reaction products of a trichlorosilane production reaction; performing a first purification for separating the chlorosilane mixture into a first top stream and a first bottom stream; performing a second purification for separating the first top stream into a second top stream and a second bottom stream; and performing a third purification for separating the second bottom stream into a third top stream and a third bottom stream, wherein the performing of the third purification is carried out under pressure conditions higher than those of the performing of the second purification, and a heat exchange is generated between the second bottom stream and the third top stream. | 06-14-2012 |
Dong-Kyu Kim, Gyeonggi-Do KR
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20140098970 | CHARGING CRADLE FOR A HEADSET DEVICE AND AN EARPHONE COVER FOR THE HEADSET DEVICE - Disclosed is a charging cradle for a headset device, which includes a housing with a surface providing a mounting depression, and a cover with a transparent surface pivotably connected to the housing so as to open and close the mounting depression. The headset device is mounted in the mounting depression so as to charge an internal battery pack provided in the headset device. The cradle protects the headset device under charging, enabling the user to observe the charging state without opening it. An earphone cover for a headset device includes a projected semi-circular fixing ring for preventing the earphone from being removed from the ear. The earphone cover is provided in various sizes to fit a user's ear size , and may be rotated to change the rotational position of the fixing ring so as to enable the user to put the headset device selectively on the right or left ear. | 04-10-2014 |
Dong-Kyu Kim, Yongin-City KR
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20140346475 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF REPAIRING THE SAME - Provided is an organic light-emitting display apparatus and a method of repairing the same. The organic light-emitting display apparatus includes: an emission device comprising a plurality of sub-emission devices; an emission pixel circuit configured to supply a driving current to the emission device; a dummy pixel circuit configured to supply the driving current to the emission device; and a repair line coupling the emission device to the dummy pixel circuit, wherein the emission device is configured to receive the driving current from the emission pixel circuit or the dummy pixel circuit. | 11-27-2014 |
20150123084 | THIN FILM TRANSISTOR ARRAY SUBSTRATE, ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE THIN FILM TRANSISTOR ARRAY SUBSTRATE - A thin film transistor array substrate includes: a substrate; a bottom gate electrode including a gate area doped with ion impurities and undoped areas on left and right sides of the gate area; an active layer on the bottom gate electrode with a first insulating layer therebetween and including a source contact region, a drain contact region, and an oxide semiconductor region; a top gate electrode on the active layer with a second insulating layer therebetween; and a source electrode in contact with the source contact region and a drain electrode in contact with the drain contact region, the source electrode and the drain electrode being on the top gate electrode with a third insulating layer therebetween. The oxide semiconductor region is between the source contact region and the drain contact region. | 05-07-2015 |
20150138171 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF REPAIRING THE SAME - An organic light emitting display apparatus includes: a plurality of emission pixels arranged in a matrix of a plurality of rows and a plurality of columns, wherein the emission pixels each comprise a light emitting diode (LED); a plurality of dummy pixels; a plurality of repair lines, wherein at least one of the plurality of emission pixels is coupled to at least one of the plurality of dummy pixels through one of the repair lines; and at least one auxiliary repair line coupling at least two of the plurality of repair lines. | 05-21-2015 |
Dong-Kyu Park, Hwaseong-Si KR
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20150117686 | METHOD AND APPARATUS FOR OUTPUTTING SOUND THROUGH SPEAKER - An apparatus including a first speaker configured to output higher-frequency sound from among sound of a channel via at least one slit, and a second speaker configured to output lower-frequency sound from among the sound of the channel via at least one other slit. The at least one slit may have a thickness that is less than a wavelength of sound emitted. | 04-30-2015 |
Dong-Kyu Park, Cheongju KR
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20090004445 | Metallic Ink, and Method for Forming of Electrode Using the Same and Substrate - Disclosed is a metallic ink, a method of forming electrodes using the metallic ink, and a substrate using the metallic ink. The metallic ink comprises at least one oxide selected from metal oxide nanoparticles and partially polycondensated metal oxides having a size of 100 nm or less, and metal nanoparticles having a size of 100 nm or less. The oxides and the metal nanoparticles are dispersed as isolated ultrafine particles in solvent. The method comprises patterning the ink using an inkjet printer to form a conductive wire. The substrate is produced through the method. It is thereby possible to conduct patterning using an inkjet printer, and adhesive power to substrates is improved. The metallic ink is useful to produce electrodes of various panels, such as PDPs. | 01-01-2009 |
Dong-Kyu Ryu, Suwon-Si KR
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20150144938 | COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC LIGHT EMITTING DIODE INCLUDING THE SAME AND DISPLAY INCLUDING THE ORGANIC LIGHT EMITTING DIODE - A compound for an organic optoelectronic device, an organic light emitting diode including the same, and a display device including the organic light emitting diode are disclosed and the compound for an organic optoelectronic device represented by a combination of the following Chemical Formulae 1 and 2 provides an organic light emitting diode having life-span characteristics due to excellent electrochemical and thermal stability, and high luminous efficiency at a low driving voltage. | 05-28-2015 |
20150221874 | ORGANIC OPTOELECTRONIC ELEMENT AND DISPLAY DEVICE COMPRISING SAME - Provided are an organic optoelectronic device and a display device including the same, and the organic optoelectronic device includes an anode, a cathode and at least one organic thin layer between the anode and the cathode, wherein the organic thin layer includes an emission layer, a hole transport layer (HTL), a hole injection layer (HIL), an electron transport layer (ETL), an electron injection layer (EIL) or a combination thereof, the organic thin layer includes an emission layer and a plurality of hole transport layer (HTL), the hole transport layer (HTL) adjacent to the emission layer of the plurality of hole transport layer (HTL) includes a compound represented by Chemical Formula A-1, one of the hole transport layers (HTL) that are not adjacent to the emission layer includes a compound represented by Chemical Formula B-1. | 08-06-2015 |
20150280136 | ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE INCLUDING THE SAME - An organic optoelectronic device and a display device including the same are disclosed, and the organic optoelectronic device includes an anode, a cathode and at least one organic layer interposed between the anode and the cathode, wherein the organic thin layer includes an emission layer, a hole transport layer, a hole injection layer, an electron transport layer, an electron injection layer, or a combination thereof, the organic thin layer includes an emission layer and a plurality of a hole transport layers, the hole transport layer contacting the emission layer of the plurality of hole transport layer includes a compound represented by a combination of Chemical Formula 1, Chemical Formula 2 or 3, and Chemical Formula 4, and one of the hole transport layers not contacting the emission layer includes a compound represented by Chemical Formula B-1. | 10-01-2015 |
20150303381 | COMPOUND FOR ORGANIC OPTOELECTRIC DEVICE AND COMPOSITION AND ORGANIC OPTOELECTRIC DEVICE AND DISPLAY DEVICE - Provided are a compound, a composition, a light emitting material including the same, an organic optoelectric device and a display device including the organic optoelectric device, and the compound is represented by the following Chemical Formula I, | 10-22-2015 |
20150349270 | ORGANIC COMPOUND, ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE - An organic compound represented by Chemical Formula 1, an organic optoelectric device including the organic compound, and a display device are disclosed. | 12-03-2015 |
20150380659 | COMPOUND, ORGANIC LIGHT EMITTING ELEMENT COMPRISING SAME, AND DISPLAY DEVICE COMPRISING ORGANIC LIGHT EMITTING ELEMENT - A compound, an organic light emitting element including the same, and a display device including the organic light emitting element are disclosed, and the compound for an organic optoelectric device represented by Chemical Formula 1 is provided. | 12-31-2015 |
Dong-Kyu Ryu, Uiwang-Si KR
Patent application number | Description | Published |
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20140374706 | COMPOUND, ORGANIC OPTOELECTRIC DEVICE INCLUDING THE SAME AND DISPLAY DEVICE INCLUDING THE OPTOELECTRIC DEVICE - Disclosed are a compound for an organic optoelectric device, an organic optoelectric device including the same and a display device including the organic optoelectric device, wherein the compound for an organic optoelectric device is represented by the following Chemical Formula 1, | 12-25-2014 |
20150034914 | ORGANIC COMPOUND AND ORGANIC OPTOELECTRIC DEVICE AND DISPLAY DEVICE - An organic compound represented by a combination of a moiety represented by the following Chemical Formula 1, a moiety represented by the following Chemical Formula 2, and a moiety represented by the following Chemical Formula 3, | 02-05-2015 |
20150060788 | COMPOUND FOR AN ORGANIC OPTOELECTRIC DEVICE, ORGANIC OPTOELECTRIC DEVICE INCLUDING THE SAME, AND DISPLAY DEVICE INCLUDING THE OPTOELECTRIC DEVICE - A compound for an organic optoelectric device, an organic optoelectric device including the same, and a display device including the organic optoelectric device, the compound including a combination of a moiety represented by the following Chemical Formula I and a moiety represented by the following Chemical Formula II: | 03-05-2015 |
Dong-Kyu Ryu, Suwon-Si, Gyeonggi-Do KR
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20150340618 | LUMINESCENT MATERIAL FOR ORGANIC OPTOELECTRIC DEVICE AND ORGANIC OPTOELECTRIC DEVICE AND DISPLAY DEVICE - Disclosed are a luminescent material for an organic optoelectric device represented by Chemical Formula 1, an organic optoelectric device including the luminescent material for an organic optoelectric device, and a display device including the organic optoelectric device. | 11-26-2015 |
20150349269 | LUMINESCENT MATERIAL FOR ORGANIC OPTOELECTRIC DEVICE AND ORGANIC OPTOELECTRIC DEVICE AND DISPLAY DEVICE - Disclosed are an organic compound represented by the Chemical Formula 1, an organic optoelectric device including the organic compound, and a display device including the organic optoelectric device. | 12-03-2015 |
20150364694 | ORGANIC COMPOUND, ORGANIC OPTOELECTRONIC ELEMENT, AND DISPLAY DEVICE - An organic compound represented by Chemical Formula 1, an organic optoelectronic device including the organic compound, and a display device including the organic optoelectronic device are disclosed. | 12-17-2015 |
20160056394 | COMPOUND, ORGANIC OPTOELECTRONIC ELEMENT COMPRISING SAME, AND DISPLAY DEVICE - A compound represented by Chemical Formula 1, an organic optoelectronic device including the same and a display device including the organic optoelectronic device are disclosed. A structure of the compound represented by Chemical Formula 1 is described in the specification. | 02-25-2016 |
20160072073 | ORGANIC COMPOSITION, AND ORGANIC OPTOELECTRONIC ELEMENT AND DISPLAY DEVICE - Disclosed are an organic compound represented by a combination of a moiety represented by Chemical Formula 1 and a moiety represented by Chemical Formula 2, an organic optoelectronic device and a display device including the organic compound. | 03-10-2016 |
Dong-Kyu Seo, Yongin-Si KR
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20160087238 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS - An organic light emitting display apparatus, including a first electrode; a second electrode on the first electrode, the second electrode including silver and magnesium; an organic emission layer between the first electrode and the second electrode; a metal layer between the organic emission layer and the second electrode; and a barrier layer between the organic emission layer and the second electrode. | 03-24-2016 |
Dong-Kyu Yang, Goyang-Si KR
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20100001935 | Rotation driving method of liquid crystal display device - A rotation driving method of a liquid crystal display device, which includes a liquid crystal panel including pixels composed of first, second and third sub-pixels and arranged in a matrix shape, gate lines receiving scan signals, data lines zigzag connected to the sub-pixels and receiving image data, source driving units connected to the data lines and providing the image data to the data lines, gate driving units connected to the gate lines and providing the scan signals to the gate lines, a timing control unit providing the image data and control signals for driving the source driving units and the gate driving units, wherein the source driving units are disposed to an upper portion of the liquid crystal panel and the gate driving units are disposed at a side portion of the liquid crystal panel, includes a first step of rotating the liquid crystal display device at 180 degrees such that the source driving units are disposed at a lower portion of the liquid crystal panel, a second step of outputting the scan signals from the gate driving units in reverse order, a third step of reestablishing the image data provided to the source driving units, a fourth step of reversing arrangement of the image data outputted to the sub-pixels, a fifth step of shifting and outputting the image data corresponding to selected ones of odd horizontal lines and even horizontal lines by one sub-pixel, a sixth step of exchanging the image data for the first and third sub-pixels with each other, and a seventh step of outputting the image data rearranged by the third to sixth steps to the liquid crystal panel such that the image data synchronize with the scan signals according to the second step. | 01-07-2010 |