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Hyun-Cheol
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 |
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 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 |
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 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 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 |
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 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 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 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 |
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, 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 |
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 |
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 |
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 |
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 |