Hyun-Cheol

Hyun Cheol Bae, Suwon-Si KR

Patent application number	Description	Published
20140165191	APPARATUS AND METHOD FOR DETECTING IN-VEHICLE NETWORK ATTACK - An apparatus for detecting an in-vehicle network attack, is configured to cumulatively count packets for each device that has a respective ID and is connected to an in-vehicle network bus. The apparatus is configured to cumulate a check value every time the packets are cumulatively counted to calculate a cumulated value, and determine that an attack is conducted when an average cumulated value obtained by dividing the cumulated value by a cumulative counted value does not exceed a first threshold value.	06-12-2014
20140180541	STEERING DEVICE HAVING TILTING AND TELESCOPIC FUNCTION - A steering device having a tilting function and a telescopic function that includes a steering handle that is manipulated by a driver to adjust a running direction of a vehicle. A sensing unit is formed in one region of the steering handle and is configured to sense a contact of an object or contact pressure applied thereto. A tilting device and a telescope device are configured to tilt the steering handle or adjust a length of a steering column In addition, a controller is configured to adjust a tilting angle of the steering handle and a length of the steering column by operating the tilting device and the telescope device based on a direction in which a contacted portion moves or a direction in which contact pressure is applied, which is sensed by the sensing unit.	06-26-2014
20140188253	METHOD AND SYSTEM FOR REPROGRAMMING - The system for reprogramming a plurality of control units includes a first control unit and a second control unit connected by one CAN bus, and a diagnosing unit. The diagnosing unit includes a first controller configured to reprogram the first control unit and a second controller configured to reprogram the second control unit. The diagnosing unit is configured to perform bidirectional reprogramming for the first control unit and the second control unit while sharing information between the first controller and the second controller.	07-03-2014
20140189621	APPARATUS AND METHOD FOR MODELING CONTROLLER OF CAN BUS SIMULATOR - An apparatus and a method for modeling a controller of a CAN bus are provided. The apparatus for modeling a controller of a CAN bus includes a modeling device for modeling a communication unit of a controller of the CAN bus and for evaluating the communication unit in a configuration of a CAN bus topology of the CAN bus. The modeling device includes an evaluation item determiner for determining the evaluation item used for simulating the configuration of the CAN bus topology, a factor determiner for determining factors that affect the evaluation result of the determined evaluation items, and a circuit design device for designing the circuit configured to include the determined factors.	07-03-2014

Hyun Cheol Chung, Yongin-Si KR

Patent application number	Description	Published
20140052638	METHOD AND SYSTEM FOR PROVIDING A CARD PAYMENT SERVICE USING A MOBILE PHONE NUMBER - A method and system for providing a card payment using a mobile phone number. A service server receives a payment request from an affiliate system through a wired/wireless data network, the payment request being inputted through a user terminal and including a mobile phone number of a mobile terminal of a user. A telephone call is connected to the mobile terminal using the mobile phone number included in the received payment request. When the telephone call is connected, an input of a service password is requesting through the connected telephone call. When a service password received through the telephone call from the mobile terminal is identical to a service password stored in the service server, a payment authentication process is performed using a virtual card number generated by the service server, the virtual card number being mapped to a card matching the mobile phone number.	02-20-2014

Hyun Cheol Chung, Seoul KR

Patent application number	Description	Published
20100286381	DIAGNOSTIC METHOD FOR CANCER CHARACTERIZED IN THE DETECTION OF THE DELETION OF G-CSF EXON 3 - Disclosed are a method, a composition, a microarray, an antibody and a kit for diagnosis and prognosis of cancer, based on detection of deletion of the exon 3 region of G-CSF gene or levels of a mutated G-CSF protein having a deletion of an amino acid sequence corresponding to the exon 3 region, wherein the deletion of the exon 3 region of the G-CSF gene is used as a cancer biomarker.	11-11-2010
20120264640	METHOD FOR DETECTING THE METHYLATION OF COLORECTAL-CANCER-SPECIFIC METHYLATION MARKER GENES FOR COLORECTAL CANCER DIAGNOSIS - The present invention relates to a method for detecting the methylation of colorectal cancer-specific marker genes for colorectal cancer diagnosis, and more particularly to a method of detecting colorectal cancer-specific marker genes, which are methylated specifically in colorectal cancer cells, to provide information for diagnosing colorectal cancer. The use of the inventive method for detecting methylation and the inventive composition, kit and nucleic chip for diagnosing colorectal cancer makes it possible to diagnose colorectal cancer at an early transformation stage, thus enabling the early diagnosis of colorectal cancer. In addition, the inventive method enables colorectal cancer to be effectively diagnosed in an accurate and rapid manner compared to conventional methods.	10-18-2012
20120322684	G-CSF PROTEIN HAVING A DELETION OF AN AMINO ACID SEQUENCE CORRESPONDING TO EXON 3 FOR USE AS A DIAGNOSTIC CANCER MARKER - Disclosed are a method, a composition, a microarray, an antibody and a kit for diagnosis and prognosis of cancer, based on detection of deletion of the exon 3 region of G-CSF gene or levels of a mutated G-CSF protein having a deletion of an amino acid sequence corresponding to the exon 3 region, wherein the deletion of the exon 3 region of the G-CSF gene is used as a cancer biomarker.	12-20-2012
20120329078	METHOD OF DIAGNOSING CANCER USING G-CSF PROTEIN HAVING A DELETION OF AN AMINO ACID SEQUENCE CORRESPONDING TO EXON 3 AS A DIAGNOSTIC CANCER MARKER - Disclosed are a method, a composition, a microarray, an antibody and a kit for diagnosis and prognosis of cancer, based on detection of deletion of the exon 3 region of G-CSF gene or levels of a mutated G-CSF protein having a deletion of an amino acid sequence corresponding to the exon 3 region, wherein the deletion of the exon 3 region of the G-CSF gene is used as a cancer biomarker.	12-27-2012
20140005365	ANTIBODY TO A MUTANT G-CSF FOR DIAGNOSIS OF CANCER	01-02-2014

Hyun Cheol Hwang, Seoul KR

Patent application number	Description	Published
20140107899	REFERENCE POSITION SETTING METHOD FOR AUTOMATED MANUAL TRANSMISSION - A reference position setting method for an automated manual transmission on which actuators driven by motors are mounted without a position sensor for detecting a position of each finger is capable of initializing a reference position of the finger as rapidly and accurately as possible.	04-17-2014
20140163829	METHOD OF SEARCHING FOR SYNC START IN AUTOMATED MANUAL TRANSMISSION - A method of searching for a sync start in an automated manual transmission, may include a slip preparing step of operating, in a parked position, a sleeve and a clutch restrained so as not to rotate into a slip state, an actuator operating step of moving the sleeve toward a clutch gear from a neutral position, a clutch speed determination step of determining whether or not a speed of rotation of the clutch has decreased by the actuator operating step, a stop determination step of determining whether or not a movement of the sleeve that was driven by the actuator operating step has stopped, and a first position determination step of determining a point where the clutch speed determination step determines that the speed of the rotation of the clutch has decreased and the stop determination step determines that the movement of the sleeve has stopped as the sync start.	06-12-2014

Hyun Cheol Jeon, Uiwang-Si KR

Patent application number	Description	Published
20140350160	Artificial Marble Chips, Artificial Marble Containing Same, and Production Method Therefor - An artificial marble chip of the present invention comprises curable resin, metal fiber and/or inorganic fiber, and inorganic filler. The metal fiber and/or inorganic fiber preferably have an average length of about 1 to about 6 mm and an average particle diameter of about 10 to about 15 μm. An artificial marble according to the present invention is produced by using the artificial marble chip, curable resin matrix, and inorganic filler as main components. The curable resin is preferably selected from acrylic resin, unsaturated polyester resin, epoxy resin, or a copolymer thereof. The artificial marble according to the present invention is produced by the steps of: producing an artificial marble composition by mixing the artificial marble chip, the inorganic filler, and other additives into the curable resin matrix; and curing the composition at about 25 to about 180° C. The invention can also include the step of defoaming the composition prior to curing.	11-27-2014

Hyun Cheol Jeong, Gamdang-Ri KR

Patent application number	Description	Published
20100133524	RED PHOSHORESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME - A red phosphorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1:	06-03-2010
20100155760	ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - Disclosed are an organic light emitting display device with improved yield and processing efficiency, which includes an interlayer capable of being separated into a hydrophilic region and a hydrophobic region on top of a hole injection layer in an organic light emitting device and a plurality of layers including a light emitting layer and which is fabricated without using a shadow mask, as well as a method for manufacturing the same. The manufacturing method includes preparing a substrate having a plurality of pixel regions defined in a matrix form, arranging an anode in each of the pixel regions, forming a hole injection layer on the anode by the solution process, forming an interlayer with hydrophobic properties on the hole injection layer by a solution process, selectively UV irradiating the interlayer to define a hydrophilic region on the interlayer, forming a light emitting layer on the interlayer by the solution process, and arranging a cathode on the substrate having the light emitting layer.	06-24-2010
20100164371	ELECTRON TRANSPORTING-INJECTION COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME - An electron transporting-injection compound, represented by following Formula 1:	07-01-2010

Hyun Cheol Jeong, Daejeon KR

Patent application number	Description	Published
20140308042	UNDERWATER COMMUNICATION DEVICE USING VISIBLE LIGHT AND UNDERWATER COMMUNICATION METHOD USING THE SAME - Provided are an underwater communication device using visible light and an underwater communication method using the same. The underwater communication device using visible light, includes: an input unit converting a data signal received from the outside under water into an electrical signal; a transmitting unit converting the electrical signal into a visible light signal and emitting the visible light signal under water; a receiving unit recognizing the visible light signal under water and converting the visible light signal into the electrical signal; and an output unit converting the electrical signal into a data signal and outputting the data signal under water. Therefore, it is possible to provide an underwater communication device that may be implemented at low cost, perform wide band communication, and have excellent security.	10-16-2014

Hyun Cheol Kim, Suwon-Si KR

Patent application number	Description	Published
20090074037	TRACKING APPARATUS AND METHOD IN MOBILE TERMINAL - A tracking apparatus and method in a mobile terminal are provided. The method includes extracting an on-time energy signal, an early energy signal, and a late energy signal from a received signal, estimating respective ICI components from the early energy signal and the late energy signal, measuring an early energy and a late energy by using the early energy signal and the late energy signal, and removing ICI by subtracting the estimated ICI components respective from the measured early energy and late energy.	03-19-2009
20100149990	CHANNEL ESTIMATION MEHTOD AND APPARATUS USING DATA CHANNEL - A channel estimation method and apparatus that use a data channel are provided for improving channel estimation accuracy in a wireless communication system. The channel estimation apparatus includes a channel value extraction unit that extracts a first estimation value from a potential pilot signal received through a pilot channel and extracts a second estimation value from a potential data signal received through the data channel. The apparatus also includes a weight calculator that calculates a weight for determining a utilization ratio of the potential data signal in channel estimation from an error rate of the potential data signal. The apparatus further includes a channel estimator that estimates a final estimation value using the first estimation value and the second estimation value weighted by the weight calculated by the weight calculator.	06-17-2010
20120113973	METHOD AND APPARATUS FOR PIC CHANNEL ESTIMATOR CONSIDERING WEIGHT - A method and an apparatus apply an adaptive weight in a wireless communication system. In the method, channel estimation is performed. A weighting factor that reduces a Mean Square Error (MSE) is determined with respect to a channel in a specific section. A channel estimate value is multiplied by the weighting factor.	05-10-2012
20150324284	NONVOLATILE MEMORY SYSTEM INCLUDING NONVOLATILE MEMORY DEVICE AND MEMORY CONTROLLER AND METHOD OF OPERATING THE MEMORY CONTROLLER - A method of operating a memory controller controlling a nonvolatile memory device including a user area and a meta area is provided. The method includes selecting a source block among a plurality of memory blocks included in the user area, loading a mapping table stored in the meta area on the basis of a sub-bitmap of the selected source block, and generating a valid page layout constituted by valid pages among pages included in the source block on the basis of the loaded mapping table. The sub-bitmap includes information of a valid mapping table with respect to the selected source block.	11-12-2015

Hyun Cheol Kim, Incheon KR

Patent application number	Description	Published
20140124985	METHOD FOR MOLDING CORE OF VACUUM INSULATION PANEL - Provided herein is a method for molding a core of a vacuum insulation panel, the method comprising: supplying core material into a molding space of a molding apparatus comprising a pair of molding plates facing each other and providing a molding space where a core is to be molded, and a molding cast closing the molding space from outside; press-molding a core material by moving the pair of molding plates along their approaching direction to press the core material; moving the press-molded core outside the molding cast while maintaining a certain distance between the pair of molding plates; and discharging the molded core.	05-08-2014
20140127346	System for Manufacturing Core of Vacuum Insulation Panel - Provided herein is a system for manufacturing a core of a vacuum insulation panel, the system comprising: a plurality of molding cast parts disposed along one direction, and providing a molding space for core material to be supplied and press-molded; a plurality of raw material suppliers distanced from one another, and supplying core material to the molding space; a press-molder disposed between the raw material suppliers, and receiving the molding cast part where the core material is supplied through the raw material supplier, and pressing the molding space; and a carrier transferring the molding cast part after the core material is supplied by the raw material supplier and the molding space is press-molded by the press-molder.	05-08-2014
20140127470	Apparatus for Molding Core of Vacuum Insulation Panel and Vacuum Insulation Panel Manufactured Thereby - Provided herein is an apparatus for molding a core of a vacuum insulation panel, the apparatus comprising: a pair of molding plates distanced from and facing each other to form a molding space where a core is molded; a molding cast configured to close the molding space from outside; and a pressing member configured to press at least one of the pair of molding plates; wherein at least one of the pair of molding plates comprises: a pattern portion provided on a first surface facing the molding space, and transcripts a pattern on an exterior surface of the core; and an exhaust cavity penetrating the at least one of the pair of molding plates in a thickness direction.	05-08-2014

Hyun Cheol Kim, Gwangju KR

Patent application number	Description	Published
20130091887	REFRIGERATOR AND INTEGRATED RELAY MODULE OF COMPRESSOR FOR THE SAME - A relay module includes a case forming an exterior of the relay module, a Positive Temperature Coefficient (PTC) device configured to control the supply of power to the compressor, a holder mounted at the case and configured to accommodate the PTC device, a start capacitor electrically connected to the PTC device, a first connecting terminal having a first PTC connecting terminal connected to the PTC device and a first capacitor connecting terminal connected to the start capacitor, and a second connecting terminal having a second PTC connecting terminal connected to the PTC device and a second capacitor connecting terminal connected to the start capacitor. The first capacitor connecting terminal and the second capacitor connecting terminal are spaced apart a predetermined distance from a bottom surface of the case.	04-18-2013
20150192355	REFRIGERATOR - Provided is a refrigerator which is capable of reducing a quantity of deformation of a body by improving rigidity of the body that is lowered due to a thickness of insulation reduced to increase an internal capacity of the body, using a reinforcement structure, and in which an electric apparatus box in which electric apparatus components for controlling an operation of the refrigerator are accommodated, is disposed in a hinge cover disposed in the front of an upper portion of a body so that spatial utility can be improved and when a fire breaks out in components inside the electric apparatus box, a reinforcement plate formed of a steel material is disposed in the electric apparatus box so as to prevent the fire from being spread toward an outside of the electric apparatus box.	07-09-2015

Hyun Cheol Lee, Daejeon KR

Patent application number	Description	Published
20140057181	POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE MATERIAL - Provided is a positive electrode active material for a lithium secondary battery including a positive electrode active material particle and an electrolyte-containing metal oxide coating layer having a porous structure and a method of manufacturing the same. A lithium secondary battery to which the positive electrode active material including the electrolyte-containing metal oxide coating layer is applied can have improved charge/discharge efficiency and lifespan characteristics at the same time.	02-27-2014
20150194701	SOLID ELECTROLYTE CONTAINING IONIC LIQUID - The present invention is intended to provide a gel-type solid electrolyte having flexibility while maintaining the advantages of an ionic liquid by effectively internalizing the ionic liquid into a porous metal oxide. To this end, the present invention provides the gel-type solid electrolyte which includes an ionic liquid in a porous metal oxide prepared from a silane compound represented by the following Chemical Formula 1:	07-09-2015
20150262763	SUPERCAPACITOR ELECTRODE MATERIAL HAVING COMBINED POROUS TITANIUM OXIDE AND CARBON-BASED MATERIAL, AND METHOD FOR MANUFACTURING SAME - The present invention relates to a supercapacitor electrode material in which a transition metal oxide and a carbon-based material are combined, and particularly, to a supercapacitor electrode material which increases) the capacitance of a capacitor by increasing a specific surface area through the process of making pores of a transition metal oxide and then applying the transition metal oxide having the increased specific surface area, and to a method for manufacturing the supercapacitor electrode material. According to the present invention, the supercapacitor electrode material is manufactured by mixing and reacting a layered titanium oxide with a spherical titanium oxide to obtain a porous titanium oxide, and combining the porous titanium oxide with a carbon-based material.	09-17-2015

Hyun Cheol Lee, Gyeonggi-Do KR

Patent application number	Description	Published
20160123676	PLATE-CONNECTION TYPE HEAT EXCHANGER - The present invention relates to a heat exchanger and, more specifically, to a plate-connection type heat exchanger, wherein the assembling and connection of plates used in a heat exchanger can be simplified so as to reduce the manufacturing time thereof and manufacturing process, thereby improving productivity and product quality.	05-05-2016

Hyun Cheol Nam, Chungcheongnam-Do KR

Patent application number	Description	Published
20130208501	LIGHT EMITTING DIODE LIGHTING SYSTEM HAVING HAZE-CHANGEABLE FILM - Disclosed is an LED lighting system comprising a housing equipped with a transparent substrate as an illuminating side, an LED light source located in the housing, and a haze-changeable film attached to the transparent substrate, wherein the transparency of the haze-changeable film changes depending on the application of electric power and the haze-changeable film has a haze on light varying with the intensity of an applied voltage/current. The LED lighting system may be useful for interior emotional lighting because a direct/indirect lighting and a mixed lighting thereof can be provided with a single system and various correlated color temperatures can be produced with a single LED light source.	08-15-2013

Hyun Cheol Oh, Pyeongtaek-Si KR

Patent application number	Description	Published
20120120151	Inkjet Head Cleaning Apparatus And Method - According to an example embodiment, an inkjet head cleaning apparatus that removes ink residue from an inkjet head after a purging operation in a non-contact manner includes a cleaning blade and a drive unit. The cleaning blade is at a distance from a bottom of the inkjet head. The drive unit is configured to move the cleaning blade in a direction parallel to the inkjet head bottom. The cleaning blade includes a flat upper surface parallel to the inkjet head bottom, and an ink film is produced between the flat upper surface of the cleaning blade and the inkjet head bottom. The cleaning blade also includes an elongated groove longitudinally in the upper surface of the cleaning blade.	05-17-2012

Hyun Cheol Oh, Pyeongta-Si KR

Patent application number	Description	Published
20110122187	Ink discharge device of inkjet head and control method thereof - Example embodiments are directed to an ink discharge device that discharges uniform amounts of ink droplets from an inkjet head, and a control method thereof. Voltages applied to plural nozzles of the ink-head are changed based on different characteristics of the respective nozzles to discharge uniform amounts of ink droplets from the nozzles. Voltage increments are calculated using a fixed target color value so as to set color value dispersion and voltage increments are calculated using different target color values according to the nozzles so as to satisfy color value differences between the neighboring pixels and thus time required for a DPN process is shortened, and excessive changes of the applied voltages are prevented and thus a preparatory period required to mass-produce an LCD panel is shortened and yield of the LCD panel is increased.	05-26-2011

Hyun Cheol Ryu, Daejeon KR

Patent application number	Description	Published
20140014173	Solar Cell and Method for Manufacturing the Same - Provided are a solar cell and a method for manufacturing the same, and more particularly, a solar cell for forming a selective emitter structure and a surface texture using dry plasma etching at the same time, and a method for manufacturing the same. The solar cell includes a silicon semiconductor substrate; an emitter doping layer having a surface, which is textured by a texturing process on an upper portion of the silicon semiconductor substrate and selectively doped; an anti-reflective film layer formed on a front of the substrate; a front electrode accessing to the emitter doping layer by penetrating the anti-reflective film layer; and a rear electrode accessing to a rear of the silicon semiconductor substrate.	01-16-2014
20140017847	METHOD FOR MANUFACTURING SOLAR CELL - Provided is a method of manufacturing a solar cell, wherein a solar cell is manufactured by combining a damage removal etching process, a texturing process and an edge isolation process. The method is advantageous in that RIE and DRE are conducted, and then DRE/PSG and/or an edge isolation removal process are simultaneously conducted, so that the movement of a substrate (that is, a wafer) is minimized, thereby reducing the damage rate of the substrate.	01-16-2014
20140069498	SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - Provided is a solar cell, including: a semiconductor substrate having a p-n junction; an antireflection film formed on at least one side of the semiconductor substrate; first electrodes formed on the antireflection film; and second electrodes covering the first electrodes, wherein only the first electrodes selectively penetrate the antireflection film and is thus connected with the semiconductor substrate by a punch through process.	03-13-2014
20140356535	METHOD FOR MANUFACTURING POLYSILICON - The present invention relates to a method for manufacturing polysilicon. According to the present invention, meltdown can be prevented during the growth of silicon rod, and a polycrystalline silicon rod having a larger diameter can be shortly manufactured with a minimal consumption of energy.	12-04-2014

Hyun Cheol Song, Seoul KR

Patent application number	Description	Published
20090134744	Ring type piezoelectric ultrasonic resonator and piezoelectric ultrasonic rotary motor using the same - A ring type piezoelectric ultrasonic resonator includes a piezoelectric ceramic segmented for each quarter of wavelength of an applied AC electric field, wherein the piezoelectric ceramic is alternately polarized in polarization units each having two segments, and a sine wave AC electric field and a sine wave AC electric field having a predetermined phase difference from the sine wave AC electric field are alternately applied to each of the segments. Further, the number of the segments of the piezoelectric ceramic is an integral multiple of 4. Moreover, the sine wave AC electric field applied to each of the segments of the piezoelectric ceramic has a phase difference of 90-degree with respect to adjacent segments.	05-28-2009
20100084947	High Efficiency Piezoelectric Energy Harvester Having Spiral Structure - The present invention relates to a piezoelectric energy harvester having a high energy transformation efficiency and a low natural frequency. The piezoelectric energy harvester includes an elastic substrate having a spiral spring structure, a first electrode formed on the elastomeric substrate, a piezoelectric film formed on the first electrode and a second electrode formed on the piezoelectric film.	04-08-2010
20130334522	METHOD OF FABRICATING OXIDE THIN FILM DEVICE USING LASER LIFT-OFF AND OXIDE THIN FILM DEVICE FABRICATED BY THE SAME - Provided is a method of fabricating an oxide thin film device using laser lift-off and an oxide thin film device fabricated by the same. The method includes: forming an oxide thin film on a growth substrate; bonding a temporary substrate on the oxide thin film; irradiating laser onto the growth substrate to separate the oxide thin film on which the temporary substrate has been bonded from the growth substrate; bonding a device substrate on the oxide thin film on which the temporary substrate has been bonded; and forming an upper electrode film on the oxide thin film. Therefore, it is possible to overcome problems caused by a defective layer by transferring an oxide thin film transferred on a polymer-based temporary substrate onto a device substrate, without using an interface on which a defective layer formed due to oxygen diffusion upon laser lift-off is formed.	12-19-2013
20130334930	METHOD OF MANUFACTURING FLEXIBLE PIEZOELECTRIC ENERGY HARVESTING DEVICE AND FLEXIBLE PIEZOELECTRIC ENERGY HARVESTING DEVICE MANUFACTURED BY THE SAME - Provided are a method of manufacturing a flexible piezoelectric energy harvesting device using a piezoelectric composite, and a flexible piezoelectric energy harvesting device manufactured by the same. The method of manufacturing the flexible piezoelectric energy harvesting device includes: forming a first electrode layer on a first flexible substrate; spin-coating a piezoelectric composite layer on the first electrode layer, wherein the piezoelectric composite layer is produced by mixing piezoelectric powder with polymer; performing heat treatment on the piezoelectric composite layer to harden the piezoelectric composite layer; and bonding a second flexible substrate with a second electrode layer on the hardened piezoelectric composite layer. Therefore, it is possible to simplify a manufacturing process and manufacture a high-performance flexible piezoelectric energy harvesting device having various sizes and patterns.	12-19-2013

Hyun-Cheol An, Hawaseong KR

Patent application number	Description	Published
20150315460	LUMINESCENT QUANTUM DOT - The present invention relates to a light-emitting quantum dot, and more particularly, to a light-emitting quantum dot of which ligand for capping the quantum dot contains a light-emitting material and which has excellent dispersibility and stability in an aqueous solution and has high color purity and light-emitting properties when applied to a light-emitting device, and a method for the preparation of the same.	11-05-2015

Hyun-Cheol An, Hwaseoung-City KR

Patent application number	Description	Published
20100133996	Novel anthracene typed compound and the organic electroluminescence display device using the same - The present invention relates to an anthracene compound and an organic electroluminescent display device using the same. Particularly, the present invention relates to an anthracene compound which has good blue light emitting property, transports holes and electrons efficiently to enable an organic electroluminescent display device to have a low voltage, high brightness and long lifetime, and an organic electroluminescent display device using the same.	06-03-2010

Hyun-Cheol An, Hwaseong-City KR

Patent application number	Description	Published
20090045734	NOVEL SILICON-TYPE COMPOUND AND AN ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE USING THE SAME - The present invention relates to a silicon compound and an organic electroluminescent device using the same, and more particularly, to a silicon compound which has good blue light emission and enables an organic electroluminescent device to have a low voltage, high brightness and long lifetime, and an organic luminescent display device using the same.	02-19-2009

Hyun-Cheol Bae, Yuseong-Gu KR

Patent application number	Description	Published
20100142115	BURIED CAPACITOR, METHOD OF MANUFACTURING THE SAME, AND METHOD OF CHANGING CAPACITANCE THEREOF - Provided are a buried capacitor, a method of manufacturing the same, and a method of changing a capacitance thereof. The buried capacitor includes an upper electrode including at least one first hole, a lower electrode including at least one second hole, and a dielectric interposed between the upper electrode and the lower electrode.	06-10-2010

Hyun-Cheol Choi, Seoul KR

Patent application number	Description	Published
20150091376	PROGRAMMABLE DYNAMIC VOLTAGE CONTROL APPARATUS - The present invention relates to a programmable dynamic voltage control apparatus, and more particularly, to a programmable dynamic voltage control apparatus which is capable of dynamically controlling voltage conversion of an output unit using data set in programmable memories, when various pieces of information sensed by a variety of sensors mounted in a vehicle are converted into electrical signals and then transmitted.	04-02-2015

Hyun-Cheol Jeong, Hadong-Gun KR

Patent application number	Description	Published
20100141124	Blue fluorescent compound and organic electroluminescent device using the same - A blue fluorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1:	06-10-2010
20150155503	RED PHOSPHORESCENT COMPOSITION AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME - A red phosphorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1:	06-04-2015

Hyun-Cheol Jin, Gumi KR

Patent application number	Description	Published
20130040409	IN-PLANE SWITCHING MODE LIQUID CRYSTAL DISPLAY AND METHOD FOR FABRICATING THE SAME - A method for fabricating an in-plane switching (IPS) type liquid crystal display (LCD) device according to an embodiment includes forming gate lines arranged in a first direction and data lines arranged in a second direction substantially perpendicular to the first direction, the gate lines and the data lines defining pixel regions on an array substrate; forming a storage electrode on the array substrate; forming common electrodes extending across each pixel region; forming pixel electrodes arranged to be substantially parallel to the common electrodes, the common electrodes and the pixel electrodes being alternately arranged to generate an in-plane field in each pixel region; and forming thin film transistors (TFTs) at intersection areas of the gate lines and the data lines, each TFT including a source electrode connected to the corresponding data line, a drain electrode connected to the corresponding pixel electrode and a gate electrode.	02-14-2013

Hyun-Cheol Jin, Gyeongsangbuk-Do KR

Patent application number	Description	Published
20090102994	IN-PLANE SWITCHING MODE LIQUID CRYSTAL DISPLAY AND METHOD FOR FABRICATING THE SAME - An in-plane switching mode liquid crystal display according to an embodiment includes gate lines arranged in a first direction on an array substrate, data lines arranged in a second direction substantially perpendicular to the first direction, one or more storage electrodes provided on the array substrate, common electrodes extending across each pixel region, pixel electrodes arranged to be substantially parallel to the common electrodes, the common electrodes and the pixel electrodes being alternately arranged to generate an in-plane field in each pixel region, thin film transistors (TFTs) provided at intersection areas of the gate lines and the data lines, each TFT including a source electrode connected to the corresponding data line, a drain electrode connected to the corresponding pixel electrode and a gate electrode, and at least one common line located under the respective common electrode in the pixel region, the common line being substantially parallel to the data lines.	04-23-2009

Hyun-Cheol Kim, Daejeon KR

Patent application number	Description	Published
20110154161	FORWARD ERROR CORRECTION (FEC) ENCODING AND DECODING METHOD OF VARIABLE LENGTH PACKET BASED ON THREE-DIMENSIONAL STORAGE APPARATUS - Provided is a Forward Error Correction (FEC) encoding method of a variable-length packet using a three-dimensional (3D) storage apparatus. In the FEC encoding method, an FEC coding may be performed to calculate a corresponding parity packet while an input data packet is imaginarily connected to the 3D storage apparatus having a predetermined storage width and data area height to be arranged, the calculated parity packet may be stored and arranged in a vertical direction and a depth direction of the 3D storage apparatus, and an expansion data packet including both information for restoration of a data packet and the data packet may be transmitted together with the parity packet.	06-23-2011
20120031475	SOLAR CELL BACK SHEET INCLUDING A FLUORINE-BASED COPOLYMER, AND METHOD FOR MANUFACTURING SAME - The present invention provides a solar cell back sheet, including: a substrate layer; and a resin layer including a polyvinylidene fluoride (PVDF)-based polymer having a crystallinity of 50% or less, and a method of manufacturing the same. The solar cell back sheet is advantageous in that, since the drying temperature of the resin layer formed on at least one side of the substrate layer can be freely adjusted within the range of 250° C. or less, preferably, 200° C. or less, there can be improvements in the optimum conditions for obtaining optimum physical properties, minimization of the thermal deformation of the substrate layer, and the production cost and productivity of the solar cell back sheet.	02-09-2012
20120204952	FRONT SHEET OF SOLAR CELL, METHOD OF MANUFACTURING THE SAME AND PHOTOVOLTAIC MODULE COMPRISING THE SAME - A front sheet of solar cell, a method of manufacturing the same and a photovoltaic module are provided. The front sheet of solar cell can effectively block infrared rays (IRs) by forming an IR blocking layer including a cholesteric liquid crystal (CLC) material on a substrate. Thus, an increase in temperature of a cell can be suppressed so that the power generation efficiency of the cell can be improved. Also, the multi-layered sheet can be configured so that a UV blocking layer including a fluorine-based polymer and a wavelength conversion material can be formed on the IR blocking layer. Thus, wavelengths of a UV region can be converted into wavelengths of a VR region so that the power generation efficiency of the cell can be improved, and discoloration and deformation caused by UVs can be prevented so that the weather resistance can be improved.	08-16-2012
20120269256	APPARATUS AND METHOD FOR PRODUCING/REGENERATING CONTENTS INCLUDING MPEG-2 TRANSPORT STREAMS USING SCREEN DESCRIPTION - Provided are a content writing apparatus and a content playback apparatus. The content writing apparatus may regard, as a single media file, a plurality of Moving Picture Experts Group (MPEG)-2 Transport Streams (TSs), may form a scene in a scene descriptor, such as a BInary Format for Scene (BIFS) or a Lightweight Application Scene Representation (LASeR), and may record the formed scene and the plurality of MPEG-2 TSs, as a media file in an International Standards Organization (ISO) format. The content playback apparatus may extract a scene from the media file in the ISO format, and may play back the extracted scene.	10-25-2012
20130019946	COOLING SHEET FOR PHOTOVOLTAIC MODULES, METHOD OF MANUFACTURING THE SAME AND PHOTOVOLTAIC MODULES INCLUDING THE SAME - A cooling sheet for photovoltaic modules, a method of manufacturing the same, a backsheet for photovoltaic modules, a method of manufacturing the same, and a photovoltaic module are provided. The cooling sheet for photovoltaic modules which includes a resin layer can be prepared by coating or impregnating one surface of a porous substrate with a super-absorbent polymer (SAP) containing a fluid. Here, the resin layer includes the fluid-containing SAP which is formed on one surface of the porous substrate or impregnated with the porous substrate. When the cooling sheet for photovoltaic modules is attached to the outside of the weather-resistant substrate to prepare the backsheet for photovoltaic modules, it is possible to suppress an increase in power generation temperature of a photoelectric cell by evaporation of the fluid, for example water, included in the SAP, thereby improving the power generation efficiency of the photovoltaic module.	01-24-2013
20130171447	MULTI-LAYERED SHEET AND METHOD OF PREPARING SAME - Provided are a multi-layered sheet, a backsheet for a photovolatic cell, a method of preparing the same and a photovoltaic module. The multi-layered sheet in which a resin layer including a fluorine-based resin has excellent durability and weather resistance, and also exhibits strong interfacial adhesion to a substrate or polymer coating layer is provided. When a drying process is performed at a low temperature in preparation of the multi-layered sheet, production cost can be reduced, producibility can be increased, and degradation in the quality of a product caused by thermal deformation or thermal shock can be prevented. Such a multi-layered sheet may be effectively used as a backsheet for various photovoltaic cells.	07-04-2013
20130247984	MULTILAYER FILM AND PHOTOVOLTAIC MODULE INCLUDING THE SAME - A multilayered film, a back sheet for a photovoltaic cell, methods of manufacturing the film and cell, and a photovoltaic module including the film and cell are provided. The multilayered film includes a resin layer formed on a substrate, and the resin layer contains a fluorine-based polymer and a reactive functional group having an equivalent weight of 30,000 or less. The resin layer containing the fluorine-based polymer has good durability and weatherability and is highly adhesive to the substrate at an interface between the resin layer and the substrate. Also, since a drying process may be performed at a low temperature during manufacture of the multilayered film, manufacturing costs may be reduced, productivity may be increased, and degradation in the quality of products due to thermal deformation or thermal shock may be prevented. The multilayered film may be effectively used as, for example, a back sheet for various photovoltaic modules.	09-26-2013
20130284245	MULTI-LAYERED FILM AND PHOTOVOLTAIC MODULE INCLUDING THE SAME - A multi-layered film, a backsheet for photovoltaic modules, a method of manufacturing the same, and a photovoltaic module are provided. The multi-layered film can be configured so that a resin layer including a fluorine-based polymer and an oxazoline group-containing polymer is formed on a substrate. As a result, the resin layer including the fluorine-based polymer can have excellent durability and weather resistance, and show high interfacial adhesive strength to the substrate. During the preparation of the multi-layered film, a drying process can also be performed at a relatively low temperature, so that the manufacturing costs can be reduced and the quality of the product can be prevented from being deteriorated by thermal deformation or thermal shock. The multi-layered film may be effectively used as the backsheet in a variety of photovoltaic modules.	10-31-2013
20130309505	MULTI-LAYERED FILM AND PHOTOVOLTAIC MODULES COMPRISING THE SAME - A multi-layered film, a backsheet for photovoltaic modules, a method of manufacturing the same, and a photovoltaic module are provided. The multi-layered film having excellent reliability and adhesive strength under high heat/moisture conditions and also showing excellent weather resistance and durability may be provided by forming a primer layer including an oxazoline group-containing polymer on a substrate and forming a resin layer including a fluorine-based polymer on the primer layer. The primer layer and resin layer of the multi-layered film may be manufactured at a low cost under a low drying temperature using a solvent having a low boiling point, so that the manufacturing costs can be reduced and the quality of the product can be prevented from being deteriorated by thermal deformation or thermal shock. The multi-layered film may be effectively used for a backsheet for photovoltaic modules so that the photovoltaic module can exhibit excellent durability even when exposed to external environments for a long time.	11-21-2013
20140011947	ENVIRONMENTALLY FRIENDLY BACKSHEET FOR SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - An environmentally friendly backsheet for a solar cell, a method of manufacturing the same, and a photoelectric cell module are provided. The backsheet for a solar cell is manufactured by preparing an aqueous dispersion composition by dispersing a fluorine-based polymer in water, applying the aqueous dispersion composition to a substrate, and melting the aqueous dispersion composition. Therefore, compared to the conventional art using an organic solvent, an increase in production cost may be prevented, and the backsheet is environmentally friendly since an organic solvent having high toxicity is not used. In addition, the backsheet has better physical properties such as adhesive strength and color change stability under the extreme conditions (high temperature and humidity), compared to a backsheet for a solar cell commercially available in the current market.	01-09-2014
20140034109	RESIN COMPOSITION, MULTI-LAYERED FILM AND PHOTOVOLTAIC MODULE INCLUDING THE SAME - A resin composition, a multi-layered film, a backsheet for photovoltaic modules, a method thereof, and a photovoltaic module are provided. The multi-layered film including a coating layer including a fluorine-based polymer has an excellent durability and weather resistance, and also exhibits high interfacial adhesive strength to a substrate since the multi-layered film is formed by coating a cured product of the resin composition including the fluorine-based polymer, an acrylic polymer including a thermosetting functional group, and a heat-curing agent on the substrate. In addition, drying can be performed at a low temperature during the manufacture of the multi-layered film so that the manufacturing costs can be decreased, productivity can be increased, and the deterioration of the product due to heat modification, heat shock, and the like, can be prevented. The multi-layered film can be effectively used as a backsheet for various photovoltaic modules.	02-06-2014
20140047309	APPARATUS AND METHOD FOR SYNCHRONIZING CONTENT WITH DATA - Provided is an apparatus and method for synchronizing content with data that may extract content feature information of the content, and control synchronization by comparing the content feature information and data feature information described in the data.	02-13-2014
20140137926	MULTILAYER FILM AND PHOTOVOLTAIC MODULE - Provided is a multilayer film including inorganic particles having a band gap energy of 3.3 eV or more and inorganic particles having a band gap energy of less than 3.3 eV in different layers. Here, the layer including inorganic particles having band gap energy of 3.3 eV or more is disposed at an upper portion than the layer including inorganic particles having a band gap energy of less than 3.3 eV. Accordingly, the layer including inorganic particles having a band gap energy of 3.3 eV or more is included close to incident light to increase a reflectance in UV region and induce internal reflection, thereby enhancing energy conversion efficiency of a cell. At the same time, the multilayer film may include a lower encapsulant layer or backsheet including inorganic particles having a band gap energy of 3.3 eV or more, thereby increasing reflectances in visible and IR regions and thus reducing a loss of the incident light.	05-22-2014
20140209153	MULTILAYER FILM AND MANUFACTURING METHOD THEREOF - Provided are a multi-layered film, a backsheet for a photovoltaic cell, a method of forming the same and a photovoltaic module. The multi-layered film may include a primer layer and a fluoropolymer coating layer formed by coating, and thus the fluoropolymer coating layer, which is a surface layer, may have excellent durability and weather resistance due to an inter-diffusion effect between materials in the respective layers, and a high interface adhesive strength with a substrate and the primer layer. In addition, in the preparation of the multi-layered film, a production cost may be reduced, productivity may be increased, and degradation in quality of a product caused by thermal transformation or heat shock may be prevented. The multi-layered film may be effectively used as a backsheet for various photovoltaic modules.	07-31-2014
20140216532	MULTILAYERED FILM AND METHOD FOR MANUFACTURING SAME - A multi-layered film, a method of preparing the same and a photovoltaic module are provided. A barrier film having excellent moisture barrier properties can be coated with a fluoropolymer having excellent weather resistance by means of a primer layer including a silane-modified acrylic copolymer, and an interfacial adhesive strength can also be ensured. As a result, a multi-layered film having excellent durability and weather resistance and simultaneously exhibiting a high interfacial adhesive strength to the barrier film can be provided. In preparation of the multi-layered film, the manufacturing cost can also be reduced, productivity can be enhanced, and degradation of product qualities caused by thermal deformation or thermal shock can be prevented. Therefore, the multi-layered film can be effectively used as a backsheet for various photovoltaic modules.	08-07-2014
20140246085	AQUEOUS DISPERSION COMPOSITION, BACK SHEET FOR AN ECO-FRIENDLY PHOTOVOLTAIC MODULE, AND METHOD FOR MANUFACTURING SAME - Provided are an aqueous dispersion composition, a backsheet for a photovoltaic module, a method of preparing the same, and a photovoltaic module. Since the aqueous dispersion composition includes a fluorine-based polymer, a pigment and an aqueous dispersion binder, a backsheet for a photovoltaic module using the aqueous dispersion composition is prepared without a toxic organic solvent, and thus is environmentally friendly and economical. In addition, as the aqueous dispersion binder is used, a chalking phenomenon in which the pigment projected on a surface of the backsheet is easily detached may be prevented, thereby enhancing both productivity and quality.	09-04-2014
20150013765	MULTI-LAYERED FILM AND PHOTOVOLTAIC MODULE INCLUDING THE SAME - A multi-layered film, a backsheet for photovoltaic modules, a method of manufacturing the same, and a photovoltaic module are provided. The multi-layered film can be configured so that a resin layer including a fluorine-based polymer and an oxazoline group-containing polymer is formed on a substrate. As a result, the resin layer including the fluorine-based polymer can have excellent durability and weather resistance, and show high interfacial adhesive strength to the substrate. During the preparation of the multi-layered film, a drying process can also be performed at a relatively low temperature, so that the manufacturing costs can be reduced and the quality of the product can be prevented from being deteriorated by thermal deformation or thermal shock. The multi-layered film may be effectively used as the backsheet in a variety of photovoltaic modules.	01-15-2015
20150075619	MULTILAYERED FILM AND PHOTOVOLTAIC MODULES HAVING THE SAME - Provided is a multilayered film having excellent reliability and adhesive strength under a heat/water resistance condition, and excellent weather resistance and durability by forming a primer layer including a fluoropolymer and an oxazoline group-containing polymer on a base and forming a resin layer including a fluoropolymer on the primer layer. In addition, the multilayered film uses a low boiling point solvent, and thus is manufactured at a low drying temperature and with a low cost, resulting in reducing production costs and preventing degradation of quality of a product from thermal deformation or thermal impact. Such a multilayered film may be effectively used in a backsheet for a photovoltaic module to provide a photovoltaic module capable of maintaining excellent durability even in long-term exposure to an external environment.	03-19-2015
20150083222	ENVIRONMENTALLY FRIENDLY BACKSHEET FOR PHOTOVOLTAIC MODULE AND METHOD OF MANUFACTURING THE SAME - Provided are a backsheet for a photovoltaic module, a method of manufacturing the same, and a photovoltaic module. As a resin layer including a fluoropolymer is formed by coating an aqueous dispersion composition including a crystalline fluoropolymer, a pigment, an aqueous dispersion binder and water on a substrate by an in-line coating process in a process of manufacturing the substrate, a process of manufacturing the backsheet may be simplified. In addition, since the process of manufacturing the backsheet does not use a toxic organic solvent, the process may be environmentally friendly and economical, and may enhance both productivity and product quality.	03-26-2015
20150236184	COOLING SHEET FOR PHOTOVOLTAIC MODULES, METHOD OF MANUFACTURING THE SAME AND PHOTOVOLTAIC MODULES INCLUDING THE SAME - A cooling sheet for photovoltaic modules, a method of manufacturing the same, a backsheet for photovoltaic modules, a method of manufacturing the same, and a photovoltaic module are provided. The cooling sheet for photovoltaic modules which includes a resin layer can be prepared by coating or impregnating one surface of a porous substrate with a super-absorbent polymer (SAP) containing a fluid. Here, the resin layer includes the fluid-containing SAP which is formed on one surface of the porous substrate or impregnated with the porous substrate. When the cooling sheet for photovoltaic modules is attached to the outside of the weather-resistant substrate to prepare the backsheet for photovoltaic modules, it is possible to suppress an increase in power generation temperature of a photoelectric cell by evaporation of the fluid, for example water, included in the SAP, thereby improving the power generation efficiency of the photovoltaic module.	08-20-2015
20150303338	BACKSHEET - There are provided a backsheet, a method of manufacturing the same, and a photovoltaic module including the same. In the present application, there is provided a backsheet, which exhibits excellent reliability and adhesive strength under extreme heat and/or humidity conditions, thereby improving weatherability and durability. Such a backsheet can be applied for a photovoltaic module, for example.	10-22-2015
20150315346	PROTECTIVE FILM (As Amended) - The present invention relates to a protective film, a conductive laminate including the protective film, and a polarizing plate including the protective film, and provides the protective film which has peel strength controlled to be low, thus allowing for an easy removal of the protective film, which has an excellent polymerization stability and pot life, and may prevent a problem of an additive transfer to an adherend due to the additive.	11-05-2015
20150340516	FRONT SHEET OF SOLAR CELL, METHOD OF MANUFACTURING THE SAME AND PHOTOVOLTAIC MODULE COMPRISING THE SAME - A front sheet of solar cell, a method of manufacturing the same and a photovoltaic module are provided. The front sheet of solar cell can effectively block infrared rays (IRs) by forming an IR blocking layer including a cholesteric liquid crystal (CLC) material on a substrate. Thus, an increase in temperature of a cell can be suppressed so that the power generation efficiency of the cell can be improved. Also, the multi-layered sheet can be configured so that a UV blocking layer including a fluorine-based polymer and a wavelength conversion material can be formed on the IR blocking layer. Thus, wavelengths of a UV region can be converted into wavelengths of a VR region so that the power generation efficiency of the cell can be improved, and discoloration and deformation caused by UVs can be prevented so that the weather resistance can be improved.	11-26-2015
20150344747	PRESSURE SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure sensitive adhesive composition, a conductive laminate protective film, and a conductive laminate. A cured product of the pressure sensitive adhesive composition according to the present application constitutes a pressure sensitive adhesive layer attached on a hard coating surface of a conductive laminate or the like, so that a surface of the conductive laminate or the like can be protected as well as that a peeling force can be maintained appropriately regardless of a peeling rate even after a heat treatment for sintering, and thus can be used for a protective film.	12-03-2015
20160002502	CONDUCTIVE LAMINATE - Provided are a conductive laminate, a method of manufacturing the same, and an electronic device including the same. The conductive laminate may prevent bubbles from being generated from a pressure-sensitive adhesive layer during thermal treatment for crystallizing a conductive layer.	01-07-2016

Hyun-Cheol Kim, Gyeonggi-Do KR

Patent application number	Description	Published
20130294548	APPARATUS AND METHOD FOR RECEIVING MULTIPATH SIGNALS IN WIRELESS COMMUNICATION SYSTEM - Provided are an apparatus and method for receiving a multipath signal in a wireless communication system. The apparatus includes a weighting block for receiving an estimated channel gain value output from a channel estimator and outputting an estimated weighted channel gain value and a compensator unit for receiving the estimated weighted channel gain value, reflecting the weight, and compensating, for an estimated channel gain.	11-07-2013

Hyun-Cheol Kim, Asan-Si KR

Patent application number	Description	Published
20130200524	PACKAGE-ON-PACKAGE TYPE SEMICONDUCTOR PACKAGES AND METHODS FOR FABRICATING THE SAME - A method of forming a semiconductor package may include providing a first package including a first semiconductor chip mounted on a first package substrate having a via-hole and molded by a first mold layer, providing a second package including a second semiconductor chip mounted on a second package substrate having a connection pad and molded by a second mold layer, stacking the first package on the second package to vertically align the via-hole with the connection pad, forming a through-hole penetrating the first and second packages and exposing the connection pad, and forming an electrical connection part in the through-hole. The electrical connection part may electrically connect the first package and the second package to each other.	08-08-2013

Hyun-Cheol Kim, Seongnam-Si KR

Patent application number	Description	Published
20100020360	HOST APPARATUS, IMAGE FORMING APPARATUS, AND DIAGNOSIS METHOD FOR IMAGE FORMING APPARATUS - A host apparatus, an image forming apparatus, and a diagnosis method for the image forming apparatus, the diagnosis method including: storing a printing image generated from print data according to a printing command; and generating a diagnosis image for the printing image based on the stored printing image and a defect image corresponding to a predetermined defect of the image forming apparatus.	01-28-2010
20100020361	HOST APPARATUS, IMAGE FORMING APPARATUS, AND DIAGNOSIS METHOD FOR IMAGE FORMING APPARATUS - A host apparatus, an image forming apparatus, and a diagnosis method for the image forming apparatus, the diagnosis method including: storing a printing image generated from print data according to a printing command; and generating a diagnosis image for the printing image based on the stored printing image and a defect image corresponding to a predetermined defect of the image forming apparatus.	01-28-2010
20120257826	COLOR CONVERSION APPARATUS AND METHOD THEREOF - A color conversion method includes determining a race by recognizing a skin region in an input image, selecting a preferred skin color to apply to the skin region based on a plurality of preferred skin color information preset per race, and correcting a color of the skin region using the selected preferred skin color. Additionally, a color conversation apparatus includes a control unit to determine a race by recognizing a skin region in an input image input, and to select a preferred skin color to apply to the skin region, based on the plurality of the preferred skin color information stored in a storage unit, and a compensation unit to correct a color of the skin region using the preferred skin color selected by the control unit. Hence, the skin color per race can be adequately converted to the color which can satisfy the user.	10-11-2012
20120262473	IMAGE COMPENSATION DEVICE, IMAGE PROCESSING APPARATUS AND METHODS THEREOF - An image compensating apparatus includes an input unit to receive input of an photo image, a Gaussian filtering unit to perform Gaussian filtering on the photo image, a division-map generating unit to convert the photo image on which the Gaussian filtering is performed into a color space including a plurality of color components and then generating a chromaticity division-map based on a color coordinate value in the color space, a calculating unit to calculate average chromaticity of each respective region by using the chromaticity division-map, and a compensating unit to compensate chromaticity of each respective region of the photo image by using the average chromaticity of each respective region. Accordingly, a faded image input to the input unit may effectively be compensated.	10-18-2012

Hyun-Cheol Kim, Seoul KR

Patent application number	Description	Published
20150199219	METHOD AND APPARATUS FOR SERVER CLUSTER MANAGEMENT - A method is provided comprising: receiving an incoming job request; estimating a first time necessary to complete the incoming job; adjusting a size of a server cluster based on the first time; and assigning the incoming job to a server that is part of the server cluster; wherein the size of the server cluster is adjusted before the incoming job is assigned to the server.	07-16-2015

Hyun-Cheol Lee, Suwon-Si KR

Patent application number	Description	Published
20080292363	DEVELOPING UNIT AND IMAGE FORMING APPARATUS HAVING THE SAME - A developing unit of an image forming apparatus includes a developer cartridge detachably mounted on the developing unit, a developing case in which a developing member and a first supply member are provided, a developer supply passage to supply a developer stored in the developer cartridge to the developing case, and a developer supplement unit mounted in a portion connecting the developing case and the developer supply passage, to agitate the developer supplied through the developer supply passage and to supply the agitated developer to the developing case.	11-27-2008
20110076064	DEVELOPING UNIT AND IMAGE FORMING APPARATUS HAVING THE SAME - A developing unit of an image forming apparatus includes a developer cartridge detachably mounted on the developing unit, a developing case in which a developing member and a first supply member are provided, a developer supply passage to supply a developer stored in the developer cartridge to the developing case, and a developer supplement unit mounted in a portion connecting the developing case and the developer supply passage, to agitate the developer supplied through the developer supply passage and to supply the agitated developer to the developing case.	03-31-2011
20120039636	DEVELOPING UNIT AND IMAGE FORMING APPARATUS HAVING THE SAME - A developing unit of an image forming apparatus includes a developer cartridge detachably mounted on the developing unit, a developing case in which a developing member and a first supply member are provided, a developer supply passage to supply a developer stored in the developer cartridge to the developing case, and a developer supplement unit mounted in a portion connecting the developing case and the developer supply passage, to agitate the developer supplied through the developer supply passage and to supply the agitated developer to the developing case.	02-16-2012
20150117877	ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - An eletrophotographic image forming apparatus may include a developing unit; a toner buffer unit which feeds a toner to the developing unit, and includes an agitating member agitating the toner contained inside the toner buffer unit and a first carrying member carrying the toner contained inside the toner buffer unit to the developing unit; a toner cartridge which feeds the toner to the toner buffer unit, and includes a second carrying member carrying the toner contained inside the toner cartridge to the toner buffer unit; and a control unit which controls a first driving unit driving the second carrying member and a second driving unit driving the agitating member and the first carrying member, and the control unit includes a first feed mode, a second feed mode and a toner supplement mode.	04-30-2015

Hyun-Cheol Lee, Uiwang-Si KR

Patent application number	Description	Published
20120101619	MEASUREMENT METHOD AND MEASUREMENT SYSTEM USING THE SAME - Example embodiments relate to a measurement method of measuring lots with improved process efficiency. The measurement method may include calculating a measurement capability (indicating a degree to which members to be measured may be processed per unit time in a measurement device); allocating the measurement capability according to a processing device and a processing condition; and calculating a measurement ratio of the lots processed by the processing device and the processing condition.	04-26-2012

Hyun-Cheol Lee, Seongnam-Si KR

Patent application number	Description	Published
20080306621	SEMICONDUCTOR MANUFACTURING APPARATUS CONTROL SYSTEM AND STATISTICAL PROCESS CONTROL METHOD THEREOF - A semiconductor manufacturing apparatus control system and a statistical process control method thereof increase reliability. A semiconductor manufacturing apparatus control system includes a plurality of unit process devices for performing various semiconductor unit processes; a plurality of measuring devices for measuring a pattern characteristic of wafer completed in respective unit processes in the plurality of unit process devices; and a host computer for sensing an abnormal state of the unit process by using a T	12-11-2008

Hyun-Cheol Shin, Suwon-Si KR

Patent application number	Description	Published
20100291722	ETCHANT AND METHOD OF MANUFACTURING AN ARRAY SUBSTRATE USING THE SAME - An etchant includes about 0.1 percent by weight to about 30 percent by weight of ammonium persulfate (NH	11-18-2010
20120295380	ETCHANT AND METHOD OF MANUFACTURING AN ARRAY SUBSTRATE USING THE SAME - An etchant includes about 0.1 percent by weight to about 30 percent by weight of ammonium persulfate (NH	11-22-2012
20140097006	ETCHANT COMPOSITION, METAL WIRING, AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE - A wet etching composition usable for etching a copper-based wiring layer includes between about 40% by weight to about 60% by weight of phosphoric acid, between about 1% by weight to about 10% by weight of nitric acid, between about 3% by weight to about 15% by weight of acetic acid, between about 0.01% by weight to about 0.1% by weight of a copper-ion compound, between about 1% by weight to about 10% by weight of a nitric salt, between about 1% by weight to about 10% by weight of an acetic salt, and a remainder of water	04-10-2014

Hyun-Cheol Yoon, Seoul KR

Patent application number	Description	Published
20080286153	Affinity Chromatography Microdevice and Method for Manufacturing the Same - An affinity chromatography microdevice includes a top board and a bottom board. The top board includes an inlet and an outlet through which microfluid flows, and a reaction chamber for limiting the flow of the microfluid for reaction. The bottom board includes a microelectrode for independently controlling a micro-temperature, and a thermosensitive polymer matrix formed on the microelectrode. The thermosensitive polymer matrix is contracted or expanded according to temperature change.	11-20-2008