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Cho, Goyang-Si

Chung Hyun Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100176730Illumination Apparatus - An illumination apparatus includes an adapter that is detachably and electrically connectable to a socket for a recessed light fitting; a power supply unit in the adapter to supply power; a light emitting device driver in the adapter that generates driving power from the power supplied by the power supply unit; a controller that controls the light emitting device driver; and a light emitting device illumination unit including a plurality of light emitting devices, the light emitting device illumination unit being connectable to the adapter and the light emitting devices receiving the driving power from the light emitting device driver.07-15-2010
20100176731Adaptor and Illumination Apparatus - An adaptor includes a power connection unit electrically connected to a power line that may be extended from an AC plug; a power supply unit electrically connected to the power connection unit, configured to supply power; a light emitting device driver that generates driving power from the power supplied by the power supply unit; and a controller that controls the light emitting device driver.07-15-2010
20100176742Illumination Apparatus and Driving Method Thereof - An illumination apparatus according to the embodiment includes: an adapter that is detachably and electrically connected to an illumination apparatus (lamp)_socket; a power supply unit that is installed in the adapter to supply power; a light emitting device driver that is installed in the adapter and generates driving power from power supplied by the power supply unit; a light emitting device illumination unit including a plurality of light emitting devices that are connected to the adapter and are driven by receiving driving power from the light emitting device driver; a lamp information generator that is installed in the light emitting device illumination unit; and a controller that controls the light emitting device driver according to the lamp information of the lamp information generator.07-15-2010
20100176743Illumination Apparatus - An illumination apparatus includes an adapter that is detachably and electrically connected a fluorescent lamp socket; a power supply unit in the adapter to supply power; a light emitting device driver that generates driving power from the power supplied by the power supply unit; a controller that controls the light emitting device driver; and a light emitting device illumination unit that emits light according to the driving power from the light emitting device driver and that is electrically connects the power supply unit to another fluorescent lamp socket.07-15-2010
20100176744Illumination Apparatus and Driving Method Thereof - An illumination apparatus includes an adaptor that is detachably and electrically connectable to a socket of the illumination apparatus; a power supply unit at the adapter and that supplies power; a light emitting device driver that receives power from the power supply unit and that generates driving power; a controller that controls the light emitting device driver; an interface that communicates with the controller; and a light emitting device illumination comprising a plurality of light emitting devices that emit light according to the driving power from the light emitting device driver.07-15-2010

Da-Hye Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100219853Method of Testing a Display Panel and Apparatus for Performing the Method - In a test method of a display panel, a test signal and a test voltage are generated according to a test control signal. A display area of the display panel is tested based on the test signal and the test voltage. A driving voltage line and an on/off voltage line formed on the display panel are tested based on the test signal and the test voltage.09-02-2010

Heunglyul Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20120104404HIGH LIGHT TRANSMITTANCE IN-PLANE SWITCHING LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - The present disclosure relates to a high light transmittance in-plan switching liquid crystal display device and a method for manufacturing the same. The liquid crystal display device includes: a substrate; a gate line disposed in horizontal direction on the substrate; a gate insulating layer covering the gate line; a data line disposed in vertical direction on the gate insulating layer; an additional insulating layer on the data line having same size and shape with the data line; a passivation layer covering the additional insulating layer; and a common electrode overlapping with the data line on the passivation layer. According to the present disclosure, the failure due to the parasitic capacitance and the load for driving the display panel are reduced and it is possible to make large and high definition display panel.05-03-2012

Hwan Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100164391POWER SUPPLY APPARATUS AND METHOD FOR AMOLED - A power supply apparatus and method for an active matrix organic light emitting diode (AMOLED) is disclosed. The power supply apparatus supplies power to the AMOLED while using a switching frequency varied in accordance with a clock signal, and includes a load checker for comparing a load current of the AMOLED with a first reference voltage, and outputs a result of the comparison as a load check signal, and a frequency oscillator for generating the clock signal which has a variable frequency in response to the load check signal. The power supply apparatus is switched in accordance with a clock signal having a frequency modulated based on a load condition of the AMOLED, for example, a load current. Accordingly, it is possible to reduce switching power loss caused by unnecessary power consumption under the condition that a small load current is generated, thereby achieving an enhancement in efficiency.07-01-2010
20100164563SLOPE COMPENSATION CIRCUIT - A slope compensation circuit includes apparatus includes an oscillator for generating a first clock signal having a reference frequency, a ramp signal generator for generating a ramp signal having a duty ratio of about 50% or higher based on the first clock signal, and a slope compensation signal generator for outputting a slope compensation current based on the ramp signal.07-01-2010

Junghwan Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20110057950DATA PROCESSING DEVICE, DISPLAY SYSTEM INCLUDING THE SAME AND METHOD OF PROCESSING DATA - A data processing device includes a receiving module, a rendering module and a color compensation module. The rendering module receives image data from the receiving module and renders the image data into first, second, third and fourth sub-pixel data based on a layout of a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel and the color compensation module compensates for a color of the first, second and third sub-pixel data. The color compensation module converts the first, second and third sub-pixel data into first, second and third intermediate data, respectively, adds first, second and third delta values, which are determined based on the fourth sub-pixel data, to the first, second and third intermediate data, and thereby generates first, second and third compensation data.03-10-2011
20110148841DRIVING CIRCUIT AND DISPLAY APPARATUS HAVING THE SAME - A driving circuit includes; a timing controller, a first gamma reference voltage generating circuit, and a data driver. The timing controller receives an external signal to output an image signal and a control signal for a single frame. The first gamma reference voltage generating circuit outputs first, second, third and fourth gamma reference voltages. The data driver includes a second gamma reference voltage generating circuit, a digital-to-analog converter and a selector. The second gamma reference voltage generating circuit outputs at least one fifth gamma reference voltage and at least one sixth gamma reference voltage based on the control signal.06-23-2011

Jung-Hwan Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20090207113DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - A display device includes: first and second pixels:, first and second gate lines which transfer first and second gate-on voltages, respectively, to both the first and second pixels in a first frame and a second frame, respectively; and a data line which transfers a first data voltage to both the first and second pixels in the first and second frames and transfers a second data voltage to both the first and second pixels in the second frame. The first pixel stores the first data voltage as a first stored data voltage in response to the first gate-on voltage and discharges the first stored data voltage in response to the second gate-on voltage. The second pixel stores the second data voltage as a second stored data voltage in response to the second gate-on voltage and discharges the second stored data voltage in response to the first gate-on voltage.08-20-2009
20090322661DISPLAY APPARATUS - A display apparatus includes a plurality of frame rate controllers that generate a motion interpolated intermediate image. The frame rate controllers exchange image information with adjacent frame rate controllers. According to the display apparatus, each frame rate controller displays the intermediate image on a corresponding display area based on the image information provided from the adjacent frame rate controller.12-31-2009
20100128024METHOD OF DRIVING A LIGHT SOURCE, DISPLAY APPARATUS FOR PERFORMING THE METHOD AND METHOD OF DRIVING THE DISPLAY APPARATUS - In method of individually driving a plurality of light-emitting blocks of a light source module providing light to a display panel including a unit pixel, luminance of a first light-emitting block corresponding to a first image block that includes an out of gamut (OOG) data among a plurality of image blocks corresponding to the light-emitting blocks is boosted. A second light-emitting block corresponding to a second image block that does not include the OOG data is driven so that the second light-emitting block has luminance corresponding to a representative gray-scale of the second image block.05-27-2010
20100265272METHOD OF PROCESSING DATA, DATA PROCESSING DEVICE FOR PERFORMING THE METHOD AND DISPLAY APPARATUS INCLUDING THE DATA PROCESSING DEVICE - A method of processing data for driving a display panel including a pixel structure including red, green, blue and white (RGBW) sub-pixels includes receiving red, green and blue (RGB) data at a first frame frequency. The method further includes generating RGBW data at a second frame frequency, greater than the first frame frequency, using the RGB data.10-21-2010
20110069091METHOD OF DRIVING LIGHT SOURCE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - In a method of driving a light source including first through k-th light-emitting blocks (k being a natural number) which provide a display panel with light, the method includes providing identical driving signals to a plurality of light-emitting blocks of the first through k-th light-emitting blocks on which a high gradation image, which has a gradation greater than a predetermined gradation, is displayed.03-24-2011
20110175865DISPLAY APPARATUS - A display apparatus includes a plurality of frame rate controllers that generate a motion interpolated intermediate image. The frame rate controllers exchange image information with adjacent frame rate controllers. According to the display apparatus, each frame rate controller displays the intermediate image on a corresponding display area based on the image information provided from the adjacent frame rate controller.07-21-2011
20110298789METHOD AND APPARATUS FOR GENERATING DITHERED IMAGE DATA FOR STEREOSCOPIC IMAGE DISPLAY - A method and apparatus capable of reducing or preventing dithering noises in 3D dither for displaying stereoscopic or 3D images are provided. The method entails generating image data in which two consecutive frames have the same dithered image data.12-08-2011
20120026137DRIVING APPARATUS AND DRIVING METHOD OF DISPLAY DEVICE - A driving apparatus of a display device includes a signal controller including a plurality of driving circuit blocks, where the signal controller receives an image signal, input control signals from an outside and a data driver which receives data driving signals output from the signal controller, where a data transmission clock input to at least one of the plurality of driving circuit blocks of the signal controller is inactive during a blank period of at least one of the input control signals.02-02-2012

Patent applications by Jung-Hwan Cho, Goyang-Si KR

Kwan Ho Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20090257639METHOD OF TRACKING EYEBALL IN EYEBALL TUMOR TREATMENT - Disclosed herein is a method of tracking the movement of an eyeball in eyeball tumor treatment. The method includes a calibration step of storing an actual length for each pixel of an image in a storage unit, a template image generation step of storing a patient's eyeball image as a template image of the patient's eyeball in the storage unit, an eyeball location tracking step of, during the treatment of the patient's eyeball, determining whether movement of the treatment image has occurred by comparing treatment images of the patient's eyeball in real time with the template image, and a control step of stopping the operation of the proton beam output device if the movement of the treatment image deviates from a preset tolerance range, and keeping operation of the proton beam output device normal if the movement of the treatment image is within the tolerance range.10-15-2009

Kyong-Soon Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20090273076Tape for heat dissipating member, chip on film type semiconductor package including heat dissipating member, and elctronic apparatus including the same - Disclosed is a chip-on-film (COF) type semiconductor package and a device using the same. The COF type semiconductor package may include an insulation substrate including a top surface and bottom surface, a semiconductor device on the top surface of the insulation substrate, a heat dissipating component on the bottom surface of the insulation substrate, and at least one space between the bottom surface of the insulation substrate and a top surface of the heat dissipating component.11-05-2009
20100005652Method of manufacturing a wiring substrate, method of manufacturing a tape package and method of manufacturing a display device - Disclosed is a method of manufacturing a wiring substrate, a tape package using the wiring substrate, and a display device using the wiring substrate. In a method of manufacturing a wiring substrate, a screen may be disposed on a base plate, the screen having openings for forming wirings. A conductive paste may be coated in the openings of the screen. A substrate may be on the screen, the conductive paste being coated in the openings of the screen. The conductive paste may be hardened to be adhered to the substrate. The base plate and the screen may be removed from the substrate to form wirings on the substrate. Because the wirings may be formed using a glass substrate having heat-resisting properties by simplified processes, thermal deflections of the substrate and dimension variations in manufacturing processes may be reduced or minimized.01-14-2010
20110143625TAPE FOR HEAT DISSIPATING MEMBER, CHIP ON FILM TYPE SEMICONDUCTOR PACKAGE INCLUDING HEAT DISSIPATING MEMBER, AND ELECTRONIC APPARATUS INCLUDING THE SAME - Disclosed is a chip-on-film (COF) type semiconductor package and a device using the same. The COF type semiconductor package may include an insulation substrate including a top surface and bottom surface, a semiconductor device on the top surface of the insulation substrate, a heat dissipating component on the bottom surface of the insulation substrate, and at least one space between the bottom surface of the insulation substrate and a top surface of the heat dissipating component.06-16-2011
20110210433SEMICONDUCTOR CHIP AND FILM AND TAB PACKAGE COMPRISING THE CHIP AND FILM - A semiconductor chip for a tape automated bonding (TAB) package is disclosed. The semiconductor chip comprises a connection surface including a set of input pads connected to internal circuitry of the chip and for conveying external signals to the internal circuitry, the set of input pads comprising all of the input pads on the chip. The connection surface includes a set of output pads connected to internal circuitry of the chip and for conveying internal chip signals to outside the chip, the set of output pads comprising all of the output pads on the chip. The connection surface includes a first edge and a second edge that are substantially parallel to each other and are opposite each other on a respective first side and second side of the chip, and a third edge and fourth edge that are substantially perpendicular to the first and second edges, and are opposite each other on a respective third side and fourth side of the chip. A plurality of input pads of the set of input pads are adjacent the first edge, and are arranged in a first row substantially parallel to the first edge and extending in a first direction; a plurality of first output pads of the set of output pads are adjacent the second edge, and are arranged in a second row substantially parallel to the second edge and extending in the first direction; and a plurality of second output pads of the set of output pads are located between the first row and the second row. The plurality of second output pads include at least first and second outermost pads located a certain distance from the respective third edge and fourth edge, and at least first and second inner pads located a greater distance from the respective third edge and fourth edge than the first and second outermost pads.09-01-2011
20120074540SEMICONDUCTOR CHIP PACKAGE - A structure of a semiconductor chip package is provided. The semiconductor chip package includes: a substrate; a semiconductor chip mounted on a first surface of the substrate; a plurality of electrode pads on a second surface, different from the first surface, of the substrate; and an electrostatic discharge protection pad overlapping a portion of a first electrode pad and a portion of a second electrode pad among the plurality of electrode pads.03-29-2012

Patent applications by Kyong-Soon Cho, Goyang-Si KR

Kyong-Tak Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100290379METHOD FOR WIRELESS MULTI-HOP NETWORK - Technology for a wireless multi-hop network is disclosed. a plurality of nodes in the wireless multi-hop network are synchronized to a period sequentially including a first interval and a second interval and are in an active state at the start time of the first interval. a node transmits a control frame at the start time of the first interval, the control frame indicating that data will be transmitted in the second interval, and then transitions to a sleep state which is maintained until a wake-up time in response to determining that the control frame has been successfully received by a next hop node. The wake-up time is a point in time when a node transitions to an active state to transmit the data and is present in the second interval.11-18-2010

Nam-Sung Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100133524RED 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
20100141124Blue 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
20110006669Blue 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: [Formula 1]01-13-2011

Seong-Ho Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20110254884APPARATUS AND METHOD FOR DRIVING IMAGE DISPLAY APPARATUS - An apparatus and method for driving an image display apparatus are disclosed. The apparatus includes a display panel having a plurality of pixels, for displaying an image, a panel driver for driving the pixels of the display panel, an image data converter for detecting a smooth region, an edge region, and a detail region from externally input image data in units of at least one frame and generating converted image data by changing a gray scale or chrominance of the image data at different rates in the smooth region, the edge region and the detail region, and a timing controller for arranging the converted image data suitably for driving of the display panel, providing the arranged image data to the panel driver, and controlling the panel driver by generating a panel control signal.10-20-2011

Seong-Yeon Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100274097Surgical instrument - Provided is a surgical instrument which can provide a field of view over a surgical site by sucking blood from a bleeding site during surgery such as tissue dissection and illuminating a dark and deep surgical site. The surgical instrument includes a first body including at least one suction port provided at a front end thereof, a second body configured to cross the first body and to be rotatably coupled to the first body, a suction unit provided in the first body to suck blood from a bleeding site of a patient through the suction port during surgery, and an illuminator provided in the second body to illuminate a space between front ends of the first and second bodies.10-28-2010
20100286675Surgical instrument - Provided is surgical instrument which can provide a field of view over surgical site by sucking blood from bleeding site during surgery on body tissue of patient and monitoring dark and deep surgical site, which operator cannot see with his or her naked eye, with small camera. The surgical instrument has substantially the same shape as a pair of scissors and includes first body, second body having shape symmetrical to that of the first body, hinge to which the first and second bodies cross and are rotatably coupled, and photographing unit provided in the hinge to photograph a surgical site between front ends of the first and second bodies. The photographing unit may include camera mounted in the hinge such that lens of the camera can be exposed through the center of the front surface of the hinge and configured to transmit photographed image data to monitor.11-11-2010

Sohaeng Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20120080217ELECTROSTATIC CAPACITIVE TYPE TOUCH SCREEN PANEL - A touch screen panel according to an embodiment includes a substrate; an electrode forming part including a plurality of first electrode serials arranged in parallel in a first direction and a plurality of second electrode serials arranged in parallel in a second direction to cross the first direction, and each of the first electrode serials including a plurality of first electrode patterns, each of the second electrode serials including a plurality of second electrode patterns; and a routing wire forming part formed on the substrate outside the electrode forming part, and including a plurality of first routing wires connected to the plurality of first electrode serials, respectively and a plurality of second routing wires connected to the plurality of second electrode serials, respectively.04-05-2012
20120080302TOUCH SCREEN PANEL - A touch screen panel according to an embodiment includes a substrate; an electrode forming part formed on the substrate, the electrode forming part including a plurality of first electrode serials arranged in parallel in a first direction and a plurality of second electrode serials arranged in parallel in a second direction to cross over the plurality of first electrode serials; a routing wire forming part formed on the substrate outside the electrode forming part, the routing wire forming part including a plurality of first routing wires respectively connected to the plurality of first electrode serials and a plurality of second routing wires respectively connected to the plurality of second electrode serials; and an insulation layer configured to insulate the first electrode serial from the second electrode serial at each of intersections of the first electrode serials and the second electrode serials.04-05-2012
20120081334ELECTROSTATIC CAPACITIVE TYPE TOUCH SCREEN PANEL - A touch screen panel according to an embodiment includes a substrate; a plurality of first electrode serials arranged in a first direction on the substrate, each of the first electrode serials including a plurality of first electrode patterns; a plurality of second electrode serials arranged in a second direction on the substrate and crossing over the plurality of first electrode serials; a plurality of insulation patterns formed between the first electrode serials and the second electrode serials at regions in which the first electrode serials crosses over the second electrode serials so that the first electrode serials are insulated from the second electrode serials; and a plurality of first connection patterns formed on the substrate to connect neighboring first electrode patterns to each other.04-05-2012
20120098787ELECTROSTATIC CAPACITIVE TYPE TOUCH SCREEN PANEL - A touch screen panel according to an embodiment includes an electrode forming part including a plurality of first electrode serials arranged in parallel on a substrate in a first direction and a plurality of second electrode serials arranged on the substrate to cross over the first electrode serials; and a routing wire forming part formed on the substrate, and including a plurality of first routing wires respectively connected to the plurality of first electrode serials and a plurality of second routing wires respectively connected to the plurality of second electrode serials.04-26-2012

So-Haeng Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20110141042TOUCH PANEL-INTEGRATED LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a liquid crystal panel comprising a first substrate and a second substrate, a seal pattern arranged in the edge provided between the first and second substrates, and a liquid crystal layer, a plurality of first electrodes and second electrodes crossing each other and arranged in the seal pattern on an outer surface of the second substrate, a pad electrode for the touch panel partially overlapping the seal pattern on the outer surface of the second substrate, a pad electrode for the liquid crystal panel arranged at the outside of the seal pattern on the first substrate, a chip-on-film (COF) connected to the pad electrode for the liquid crystal panel, a printed circuit board for driving the liquid crystal panel, connected to the chip-on-film, a routing line to connect the pad electrode for the touch panel to the first electrodes and the second electrodes on the outer surface of the second substrate, and a flexible printed cable connected to pad electrodes for the touch panel, to receive driving signals of the first and second electrodes, the flexible printed cable connected to the printed circuit board.06-16-2011

Sung-Min Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20100216293Method for Fabricating Semiconductor Devices - A method for fabricating a semiconductor device includes providing a semiconductor substrate including a memory cell region and peripheral circuit regions. Gate electrodes including gate conductive patterns and capping patterns are formed on the memory cell region and the peripheral circuit regions. An interlayer dielectric covering the gate electrodes is formed. The interlayer dielectric is patterned to form first contact holes exposing the semiconductor substrate along side of the gate electrode in the memory cell region and second contact holes exposing a portion of the capping pattern in the peripheral circuit region such that a bottom surface of the second contact hole is spaced apart from a top surface of the gate conductive pattern. A first plug conductive layer is filled in the first contact holes and a second plug conductive layer is filled in the second contact holes. A planarizing process is performed to expose the capping patterns such that first contact plugs are formed in the memory cell region and second contact plugs are formed in the peripheral circuit region.08-26-2010

Yong Il Cho, Goyang-Si KR

Patent application numberDescriptionPublished
20120092742MASK - A light irradiation apparatus and a method of manufacture a photo-aligning layer are disclosed. A mask included in a light irradiation apparatus according to one embodiment is configured to irradiate the light having straightness at a high level of illumination to a subject that is apart from the mask with a certain distance. A photo-aligning layer with a desired alignment pattern can be fabricated using the mask.04-19-2012