Sung-Chul
Sung Chul Ahn, Changwon KR
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20150063994 | SCROLL TONGUE PART AND ROTARY MACHINE INCLUDING THE SAME - There is provided a casing of a rotary machine which includes a diffuser part; a scroll part into which fluid emitted from the diffuser part flows; and a scroll tongue part including: a tongue portion; a bottom surface extending from a bottom surface of the diffuser part; and a flow opening provided between the tongue portion and the bottom surface, the fluid moving from the diffuser part to the scroll part through the flow opening, wherein the bottom surface of the scroll tongue part is coplanar with the bottom surface of the diffuser part. | 03-05-2015 |
Sung Chul Cho, Sungnam KR
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20100109263 | ELECTROSTATIC CHUCK HAVING REDUCED ARCING - Electrostatic chucks and methods of manufacturing the same are provided herein. In some embodiments, an electrostatic chuck comprises an electrically conductive body having one or more channels formed in an upper surface thereof; a plate positioned within the one or more channels to define one or more plenums between the body and the plate, wherein the surfaces of the plenum are anodized; one or more fluid passages disposed in the plate and fluidly coupling the one or more plenums to the upper surface of the body, wherein the surfaces of the fluid passages are electrically insulated; and a dielectric layer disposed over the upper surface of the body and the plate, wherein the dielectric layer forms a support surface for a substrate to be disposed thereon. | 05-06-2010 |
Sung Chul Choi, Seoul KR
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20120041848 | TERMINAL, SERVER, AND METHOD FOR CONTENT DISTRIBUTION - Provided are a user terminal, a server, and a method for content marketing. The method includes purchasing, by a user terminal, content including digital rights management (DRM) information having a selling condition and a purchase condition; and transmitting, by the user terminal, the content to an external terminal based on the purchase condition in the DRM information. | 02-16-2012 |
20120042393 | USER TERMINAL, METHOD AND SYSTEM FOR TRANSMITTING DIGITAL CONTENT - A user terminal, a method and a system for transmitting digital content. A user terminal receives digital content from a digital content provider, the digital contents include a digital rights management (DRM) unit to change DRM information of the received digital content; a content processing unit to encode the digital content having the changed DRM information; and a communication unit to transmit the encoded digital content to an external terminal. | 02-16-2012 |
20120167175 | MOBILE TERMINAL, SERVER, AND METHOD FOR PROVIDING CONTENT INFORMATION - A mobile terminal includes a communication unit to perform Wi-Fi communication in a Wi-Fi zone of an access point, an authentication unit to perform or request authentication using Media Access Control (MAC) address information of the mobile terminal if the mobile terminal enters the Wi-Fi zone, and a control unit to receive content information allowed according to the authentication result through the communication unit when the mobile terminal is authenticated by the authentication unit. | 06-28-2012 |
20130227085 | TERMINAL AND METHOD FOR USING CLOUD SERVICES - A method for synchronizing a cloud service including identifying a cloud application corresponding to a cloud file stored in a first cloud server; modifying the cloud file using the identified cloud application; and updating a corresponding interlinked file stored in a first terminal to reflect the modification of the cloud file. A terminal to synchronize a cloud service including a cloud application to access a cloud file stored in a first cloud server; and a cloud managing unit to identify the cloud application to be synchronized with the cloud file, and when the cloud file is modified, to update a corresponding interlinked file stored in the first terminal to reflect the modification of the cloud file. | 08-29-2013 |
20130227532 | APPLICATION GENERATION SYSTEM AND METHOD FOR GENERATING AN APPLICATION - The application generation system includes: a first managing unit to extract at least one execution component from at least one application; and a second management unit to generate an extracted execution component into a container application. The system provides the ability to generate an application configured by extracting operations among the operations of applications stored in a terminal. | 08-29-2013 |
Sung Chul Choi, Suwon-Si KR
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20130211054 | METHOD FOR PURIFYING HUMAN GRANULOCYTE-COLONY STIMULATING FACTOR FROM RECOMBINANT E. COLI - The present invention provides a method for purifying a large amount of human granulocyte-colony stimulating factors (hG-CSFs) from a recombinant | 08-15-2013 |
Sung Chul Choi, Jeonbuk KR
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20100078766 | NITRIDE SEMICONDUCTOR AND METHOD FOR MANUFACTURING THEREOF - A P-type nitride semiconductor and a method for manufacturing the same are provided. A nitride semiconductor includes a P-type nitride layer formed on a active layer, wherein the P-type nitride layer is a P-type nitride layer with the group 4 element doped. | 04-01-2010 |
Sung Chul Ha, Yeosu-Si KR
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20090058788 | APPARATUS AND METHOD OF DRIVING DATA OF LIQUID CRYSTAL DISPLAY DEVICE - An apparatus and method of driving data of a liquid crystal display device is disclosed, which can minimize an electromagnetic interference EMI noise by decreasing an output peak current of a data driver, the apparatus comprising a timing controller for supplying a reference source output enable signal; a delay circuit for delaying the reference source output enable signal and supplying a plurality of source output enable signals provided with the different delay times; and a data driver, including a plurality of data ICs to divide and drive data lines of a liquid crystal panel into a plurality of data blocks, for dispersing data output timing of the plurality of data ICs in response to the plurality of source output enable signals. | 03-05-2009 |
Sung Chul Jeon, Seoul KR
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20110193919 | INK JET PRINTER MODULE AND PRINTER USING THE SAME - An ink jet printer module is disclosed, which comprises a module body which forms an outer structure of the module; an ink inlet port, a washing liquid inlet port and a pneumatic inlet port which are provided at the module body and are connected with the main ink tank, the washing liquid tank and the pneumatic pump, respectively; an ink flow path, a washing liquid flow path, and a pneumatic flow path which are provided in the interior of the module body and communicate with the ink inlet port, the washing liquid inlet port and the pneumatic inlet port, respectively; a common flow path which is provided in the interior of the module body and selectively communicates with either the washing liquid flow path or the washing liquid flow path, so that the pneumatic and washing liquid can be selectively inputted; an ink opening and closing valve which is provided at the module body for controlling the opening and closing of the ink flow path; a pneumatic and washing liquid selection valve which is provided in the module body and controls either the pneumatic or the washing liquid to be selectively inputted into the common low path; an ink discharge port which is provided in the module body and discharges the ink of the ink flow path to the outside of the module body in accordance with a control of the ink opening and closing valve; and a common discharge port which is provided in the module body and discharges either the pneumatic or the washing liquid of the common flow path to the outside of the module body in accordance with a control of the pneumatic and washing liquid selection valve. | 08-11-2011 |
20110193921 | PRINTER BED AND INK JET PRINTER USING THE SAME - An ink jet printer bed in which a printing object placed on a bed is stably fixed by means of air suction and is printed, is disclosed, which comprises a plurality of upper plates having a plurality of air suction ports on their front surfaces; an intermediate plate which is formed of a guide space of which intermediate portion is open via its upper lower sides, the intermediate plate being assembled to a lower side of the upper plate; a lower plate which is assembled to a lower side of the intermediate portion and is formed of at least one air passage; a connection part which is assembled to each air passage of the lower plate and is connected with a suction pump; and a sensor which detects an air pressure in the interior of the bed and transmits a result of the detection to a controller which controls the operation of the suction pump, so the air pressure of the interior of the bed by the suction pump can be adjusted. | 08-11-2011 |
20110205266 | PRINTING SYSTEM - A printing system formed of a computer device and a large size ink jet printer transmitting and receiving a data with the computer device is disclosed, which comprises said large size ink jet printer including a printer head injecting an ink on a printing object which is to be printed; an ink pump supplying an ink to the printer head; a head controller controlling the operation of the printer head; a carriage with the printer head; a carriage driving part moving the carriage in at least one direction; a data path board receiving and analyzing the data from the computer device and transferring a control signal to the head controller for controlling the printer head; an ink supply control board controlling the operation of the ink pump; and an I/O (Input and Output) controller board receiving the data from the computer device, the data path board and the ink supply control board and analyzing and transmitting the data, and the computer device including a RIP (Raster Image Process) program converting an image/text signal into an image/text raster (bit map) image data for printing; and a carriage driving part control program controlling the operation of the carriage driving part of the large size ink jet printer. | 08-25-2011 |
Sung Chul Jo, Bucheon-Si KR
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20140151391 | APPARATUS FOR MANAGING SHELF CONTROL INFORMATION FOR MULTI-VENDING MACHINE AND METHOD THEREOF - Disclosed are an apparatus for managing shelf control information for a multi-vending machine and a method thereof. The apparatus includes a shelf recognizing unit for recognizing whether a shelf is mounted; a column detecting unit for detecting whether a column mounted on the shelf exists; a column kind detecting unit for detecting a kind of columns; and a control unit for generating product control information based on information about the shelf, the column and the kind of columns detected by the shelf recognizing unit, the column detecting unit and the column kind detecting unit and storing the product control information in a memory. | 06-05-2014 |
Sung Chul Jung, Daejeon KR
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20150198044 | GAS TURBINE HAVING DAMPING CLAMP - An exemplary gas turbine includes a rotor unit, a tie-bolt, a cooling air pipe, and a clamping member. The rotor unit includes rotor blades and rotor disks. The rotor blades are arranged on outer circumferential surfaces of the rotor blades. The tie-bolt extends along the central axis of the rotor unit through the rotor disks and fastens the rotor disks. The cooling air pipe has the tie-bolt arranged therethrough and forms a ring-shaped cooling air flow path in an internal space thereof with the tie-bolt through which a cooling air is passed. The clamping member is arranged in the ring-shaped cooling air flow path so as to support the tie-bolt with respect to the cooling air pipe. | 07-16-2015 |
20150198049 | TURBINE BLADE HAVING SWIRLING COOLING CHANNEL AND COOLING METHOD THEREOF - A turbine blade includes a cooling channel through which cooling air is passed, and a swirl portion provided at an entrance of the cooling channel so as to form a swirl flow in the cooling air. The turbine blade may increase cooling performance of a root unit, improve the stiffness of the root unit, and increase the internal heat transfer efficiency of a blade unit. | 07-16-2015 |
Sung Chul Kang, Seoul KR
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20090013771 | Texture measuring apparatus and method - A texture measuring apparatus that measures surface information of an object includes: a probe coming into contact with the object while moving on a surface of the object; a first sensor unit, provided at the probe, for detecting a force acting on the probe in a direction perpendicular to a lengthwise direction of the probe; and a second sensor unit, provided at the rear of the probe, for detecting a force acting on the probe in the lengthwise direction of the probe. The apparatus further includes a third sensor unit, provided between the first sensor unit and the second sensor unit, for detecting variations in the forces acting on the probe. | 01-15-2009 |
20100073151 | Tactile Display Apparatus and Method Thereof - A tactile display apparatus includes a plurality of stimulation pins in contact with a skin; an operating unit for vertically moving the stimulation pins; and a housing accommodating the stimulation pins and the operating unit, the housing having an opening in one surface thereof such that the stimulation pins protrude outward. Here, the plurality of stimulation pins are arranged such that a contact area occupied by front ends of the stimulation pins is smaller than an area occupied by rear ends of the stimulation pins. | 03-25-2010 |
20100192719 | DEVICE FOR GENERATING STIFFNESS AND JOINT OF ROBOT MANIPULATOR COMPRISING THE SAME - The present invention provides a device for generating and varying stiffness, which may be applied to a joint of a robot manipulator. The stiffness generating device of the present invention, comprises: a rotating shaft connected to a driven member; a rotor fixed to the rotating shaft and having arms comprising a magnetic element; a stator disposed to surround the rotor outside the arms and being connected to a drive motor; electromagnets fixed to an inner periphery of the stator and being opposed to each other about the rotating shaft, each having a core and a coil wound around the core; and means for applying current to the coils. One half of the electromagnets has N-poles at their inward ends and the other half of the electromagnets has S-poles at their inward ends. Current regulating means regulates the current being applied to the coils. | 08-05-2010 |
20100326227 | DEVICE FOR GENERATING STIFFNESS AND METHOD FOR CONTROLLING STIFFNESS AND JOINT OF ROBOT MANIPULATOR COMPRISING THE SAME - The present invention relates to a device for generating stiffness and a method for controlling stiffness, which can generate stiffness by using elastic members and can control the stiffness, and a joint of a robot manipulator to which the device and method can be applied. The device for generating stiffness includes a rotating shaft; a plurality of elastic members fixed to the rotating shaft; upper and lower circular plates that are disposed so as to be spaced from each other with the elastic members interposed therebetween, are independently driven with respect to the rotating shaft by power generating units thereof, respectively, and respectively have slits of which the number is equal to the number of the elastic members; and a plurality of moving members that are inserted into the slits formed in the upper and lower circular plates, respectively, and are connected to the elastic members so as to move. | 12-30-2010 |
20110018696 | Vibrotactile Device and Method Using the Same - Disclosed herein is a vibrotactile device intuitively providing information by inducing a tactile sense to a user, and a method using the same. The device according to an embodiment includes a vibrating contact panel contacting with a user's hand; a plurality of vibratory modules that are attached to the lower part of the vibrating contact panel and vibrate with different intensities according to the amount of supplied power; and a plurality of vibration isolating links that are coupled, respectively, to an end of each of the modules to support the modules and to isolate the vibration from the modules. | 01-27-2011 |
20110081976 | DEVICE FOR GENRATING LIMIT TORQUE AND ROTATING DEVICE USING THE SAME - The present invention relates to a device for generating limit torque, which generates a rotational displacement to protect a rotating device and automatically returns to the initial position when an external force is eliminated, and a rotating device using the same. The device includes a flexible member that is vertically connected to a rotating shaft and of which the length can be varied in an inward and outward direction with respect to the rotating shaft; an elastic member that is connected to the flexible member and causes the flexible member to receive an elastic force in the outward direction with respect to the rotating shaft; and a cam member that is rotatably connected to the rotating shaft and delivers a rotating force of the rotating shaft to a rotating member. The cam member has a through-hole in which a rotational displacement is generated and through which the flexible member returns to the initial position. According to the present invention, the device for generating limit torque can generate limit torque with a relatively simple structure, and can secure stability. | 04-07-2011 |
20110163860 | Apparatus and Method for Vibrotactile Mobile Device - This disclosure relates to a vibrotactile mobile device which induces a tactile sense at various positions in an interface method of operating the mobile device so that a user may intuitively interact with the mobile device while seeing a program execution status, and to a method of driving the vibrotactile mobile device. The method of driving the vibrotactile mobile device includes: providing a user interface for inputting a command signal on a screen operated in accordance with a program; calculating a target vibration position and a direction and a speed of a vibration flow with time so as to recognize a trajectory of the command signal displayed on the screen and supply a vibration stimulus corresponding to the trajectory of the command signal; and driving the vibration module by controlling a supply of power to be applied to vibration modules based on the calculated result. | 07-07-2011 |
20110271784 | WEIGHT COMPENSATION MECHANISM AND METHOD USING BEVEL GEAR AND ROBOT ARM USING THE SAME - Disclosed herein is a weight compensation mechanism. A weight compensation mechanism is installed in a link member rotatable in a plurality of directions. The weight compensation mechanism includes a plurality of bevel gears that rotates in harmony with the rotation of the link member. Cam plates are connected to one or more of the bevel gears to be rotated together with the bevel gears. Weight offsetting parts are connected to the cam plates, respectively, and each of the weight offsetting parts compresses an elastic member based on the rotation of the link member and the cam plate to absorb gravitation generated by the weight of the link member. | 11-10-2011 |
20120013745 | INFRARED SENSOR AND SENSING METHOD USING THE SAME - Disclosed herein are an infrared (IR) sensor and a sensing method using the same, in which disturbance by an external luminous object is removed using the IR sensor that irradiates IR light into a sensing area to sense an object, so that the position or distance of the object can be precisely and accurately sensed. An IR sensor includes an illumination unit that irradiates IR light into a sensing area; an image pickup device that obtains an IR image in the sensing area by sensing the IR light incident from the sensing area; and a control unit that controls the emission time at which the illumination unit irradiates the IR light and the pickup time of the image pickup device. In the IR sensor, the control unit includes an illumination controller that controls the emission time of the illumination unit; an image pickup device controller that controls the pickup time of the image pickup device; a memory that stores the IR image obtained by the image pickup device; and an image processor that calculates the position or distance of the object in the sensing area by performing comparison operation processing with respect to an IR image obtained when the illumination unit irradiates the IR light and an IR image obtained when the illumination unit does not irradiate the IR light in the IR images stored in the memory. | 01-19-2012 |
20120229789 | OPTICAL SENSOR AND SENSING METHOD USING THE SAME - The optical sensor according to an embodiment disclosed herein includes: a lighting unit; a color photographing element for obtaining a color image in the sensing region; a photographing control unit for controlling a light irradiating time; a memory unit for storing a color image and a resultant image; a measurement light image extracting unit for processing the color image or the resultant image; a distance calculating unit for calculating distance or location information of the object; and a color correcting unit for calculating corrected distance or location information of the object. | 09-13-2012 |
20120291582 | WEIGHT COMPENSATION MECHANISM AND ROBOT ARM USING THE SAME - The present invention discloses a weight compensation mechanism installed at a rotatable three-degree-of-freedom link member, wherein a first rotation of the link member is a yaw rotation aligned with the direction of the gravity and second and third rotations of the link member are respectively a roll rotation and a pitch rotation, wherein the second and third rotations are restrained by a plurality of differential bevel gears, and wherein a pair of cam plates is fixed to shafts of a pair of rotary bevel gears in the plurality of differential bevel gears, and a one-degree-of-freedom weight compensator is provided to be connected to the cam plates. | 11-22-2012 |
20130093703 | TACTILE TRANSMISSION SYSTEM USING GLOVE TYPE ACTUATOR DEVICE AND METHOD THEREOF - The present invention relates to a tactile transmission system using a glove type actuator device and a method thereof, and more particularly to a tactile transmission system using a glove type actuator device and a method thereof with which a user can cover his hand and which can directly transmit a movement according to a voltage level to a body part of the user through a piezo disk actuator attached to a position in which a stimulus is transmitted. The tactile transmission system according to one embodiment of the present invention comprises: a touch screen for driving a predetermined program; and a glove type actuator device for vibrating a part which comes in contact with the touch screen to provide curve information about a surface of an object on the program to be displayed on the touch screen. The glove type actuator device comprises: one or more actuator modules for providing vibration stimuli; a three-axis acceleration sensor for sensing positions of the actuator modules; and a controller for mapping the position information sensed by the three-axis acceleration sensor to a corresponding position on the touch screen and generating a driving signal to vibrate the actuator modules according to the curve information about the surface of the object corresponding to the mapped position. | 04-18-2013 |
20130140611 | PRESSURE SENSOR HAVING NANOSTRUCTURE AND MANUFACTURING METHOD THEREOF - The present disclosure relates to a pressure sensor having a nanostructure and a method for manufacturing the same. More particularly, it relates to a pressure sensor having a nanostructure attached on the surface of the pressure sensor and thus having improved sensor response time and sensitivity and a method for manufacturing the same. The pressure sensor according to the present disclosure having a nanostructure includes: a substrate; a source electrode and a drain electrode arranged on the substrate with a predetermined spacing; a flexible sensor layer disposed on the source electrode and the drain electrode; and a nanostructure attached on the surface of the flexible sensor layer and having nanosized wrinkles. | 06-06-2013 |
20130180353 | ROBOT ARM HAVING A WEIGHT COMPENSATION MECHANISM - The robot arm having a weight compensation mechanism has a first rotation member and a second rotation member which are respectively capable of making two-DOF rotation, a first rotation of the first rotation member is yaw rotation, and a second rotation of the first rotation member is pitch rotation perpendicular to the first rotation, a third rotation and a fourth rotation of the second rotation member are respectively pitch rotation and roll rotation, and the robot arm comprises a single-DOF gravity compensator connected to the first rotation member or the second rotation member and offsetting the gravity caused by weight of the first rotation member or the second rotation member by using an elastic force of an elastic member. | 07-18-2013 |
20130206535 | DEVICE FOR GENERATING LIMIT TORQUE WITH FUNCTION OF YIELDING TORQUE CHANGE IN REAL TIME - A device for generating limit torque with a function of yielding a torque change in real time includes a spring, a rotating portion having a cam surface formed therein, a transmitting portion transmitting an elastic force of the spring to the cam surface, a fixed portion with respect to which the relative rotation of the rotating portion is generated, and a limit-torque control portion provided to the fixed portion so as to control limit torque of the rotating portion by adjusting the elastic force of the spring. In the device, the limit-torque control portion controls the limit torque of the spring by changing the elastic force of the spring in real time. | 08-15-2013 |
20140039387 | GUIDE TUBE FOR MICROSURGICAL INSTRUMENTS - A guide tube for microsurgical instruments has a linear tube having a hollow formed in the length direction thereof, a curved tube mounted to the front end of the linear tube and having unit bodies connected to allow bending, an elastic body for giving an elastic force so that a gap between the unit bodies increases, and a tension control unit mounted to the rear end of the linear tube to bend the curved tube by controlling tensions of a plurality of wires extending from the curved tube, wherein the tension control unit controls the tensions of the wires in a state where the curved tube is curved so that the rigidity of the curved tube increases to support a surgical instrument located in the linear tube and the curved tube. | 02-06-2014 |
20140309587 | TUBE CONTINUUM ROBOT AND METHOD FOR MANUFACTURING TUBE HAVING ANISOTROPIC PATTERNS - Disclosed herein are a tube continuum robot and a method for manufacturing a tube. More particularly, disclosed are a tube continuum robot and a method for manufacturing a tube, which is used in the tube continuum robot having a plurality of overlapping tubes and has anisotropic patterns for controlling the bending rigidity and torsional rigidity of the tube. In an embodiment, a tube continuum robot has a plurality of overlapping tubes, one or more of the plurality of overlapping tubes having a curved shape, wherein a plurality of anisotropic patterns are formed on the outer circumferential surface of the one or more tubes along the lengthwise or circumferential direction of the tubes. | 10-16-2014 |
20150032117 | TUBE INSERTION DEVICE HAVING END EFFECTOR CAPABLE OF CHANGING DIRECTION - A tube insertion device which inserts a tube into a line path to perform an operation has an elongated hollow tube, an end effector connected to a front end of the tube such that the direction of the end effector is changed with respect to the tube, a plurality of wires connected to the end effector and extended into the tube and a tension controller controlling tensions of the plurality of wires. The tension controller controls tensions of a pair of wires facing each other in the opposite directions, in order to change the direction of the end effector. | 01-29-2015 |
20150105797 | MOTION CONTROL SYSTEM FOR MODULE TYPE CAPSULE ROBOT IN BODY - A motion control system includes a first capsule robot, which includes a first housing, a first shaft configured to be movable bi-directionally, the first shaft having a first permanent magnet at an outer end, a first leg unit configured to protrude outwards from the first housing, and a first control unit; and a second capsule robot, which includes a second housing, a second shaft configured to be movable bi-directionally, the second shaft having a second permanent magnet at an outer end, a second leg unit, and a second control unit, wherein the first capsule robot is fixed with respect to an the internal organ wall by protruding the first leg unit to the internal organ, and wherein the second capsule robot is connected to the first capsule robot as the first permanent magnet comes into contact with the second permanent magnet by an attractive force. | 04-16-2015 |
20150223895 | ENDOSCOPE ROBOT HAVING JOINT STRUCTURE WITH HIGH CURVATURE - An endoscope robot inserted into a duct to perform a predetermined work includes a flexible first tube body, a joint structure coupled to an end of the first tube body, and an end-effector connected to the joint structure so that location and direction of the end-effector are adjusted by the joint structure. The joint structure includes a fixed arm coupled to an end of the first tube body, and a plurality of pivotal arms arranged in order in a row from the fixed arm and pivotally connected to each other. The first tube body curves and linearly moves in the duct to move the end-effector to a working position. The plurality of pivotal arms is pivoted at the working position to adjust location and direction of the end-effector. | 08-13-2015 |
Sung Chul Kim, Suseong-Gu KR
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20160103623 | METHOD FOR CONTROLLED COLLISION OF HASH ALGORITHM BASED ON NAND FLASH MEMORY - The following description provides method for controlled collision of hash algorithm based on NAND flash memory improving data process performance by applying a hash structure on an optimized data structure in a NAND flash memory, using a coalesced chaining scheme. Further, the following description provides a method for controlled collision of hash algorithm based on NAND flash memory including a) setting one bucket size and an NAND flash memory page size identical; and b) storing a record regarding a plurality of hash values in the one bucket in NAND flash memory based hash index method. Further, when using a coalesced chaining and bucket separation scheme on a coalesced chaining scheme, storage space smaller than the separation chaining scheme, fast insert, fast retrieving are all possible, thereby data processing may be improved. | 04-14-2016 |
Sung Chul Kim, Daejeon KR
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20080241626 | Polymer blend membranes for fuel cells and fuel cells comprising the same - The present invention relates to polymer blend membranes of sulfonated and nonsulfonated polysulfones, methods for the preparation the membrane, and fuel cells comprising the same. The blend membranes can be obtained by varying drying condition and concentration of casting solution. The membranes have improved methanol barrier property, proton conductivity and membrane selectivity. | 10-02-2008 |
20080293518 | Golf ball and process for preparing the same - An object of the present invention is to improve abrasion-resistance and spin performance of a golf ball having a polyurethane cover. | 11-27-2008 |
20150082800 | METHOD FOR SUPPRESSING GENERATION OF YELLOW PLUM OF COMPLEX THERMAL POWER PLANT USING HIGH THERMAL CAPACITY GAS - There is provided a method for suppressing a generation of a yellow plume from a complex thermal power plant, the method being characterized in that, in a complex thermal power generating method including combusting fuel and compressed air for combustion, supplied to a combustor, to generate exhaust gas; generating power using the exhaust gas generated in the combusting; recovering heat of the exhaust gas by a heat recovery steam generator (HRSG) and generating power using the recovered heat and a steam turbine, and controlling an amount of supplied high thermal capacity gas supplying the high thermal capacity gas together with the fuel in the combusting, in such a manner that nitrogen dioxide is contained in the exhaust gas in an amount of 10 ppm or less (based on exhaust gas containing an oxygen concentration of 15%). | 03-26-2015 |
Sung Chul Kim, Incheon KR
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20110061821 | ROLL BLIND - A roll blind is provided which can guarantee a simple operation. The roll blind includes: a supporting frame disposed in a window frame; first and second winding bars rotatably disposed in the supporting frame; a winding driver rotationally driving one of the first and second winding bars; first and second screens coupled to the first and second winding bars, respectively; a weight bar to which the tower ends of the first and second screens are fixed; and a clutch unit binding and unbinding the first and second winding bars with respect to each other. | 03-17-2011 |
Sung Chul Kim, Gyeongsangnam-Do KR
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20140124420 | HYBRID ARTIFICIAL WETLAND WATER PURIFICATION SYSTEM, SEWAGE TREATMENT DEVICE USING SAME, AND NATURAL NONPOINT PURIFICATION DEVICE CAPABLE OF SIMULTANEOUSLY PURIFYING RIVER AND LAKE WATER - A water quality purification system for a hybrid artificial wetland includes a first aerobic artificial wetland, an anaerobic artificial wetland, and a second aerobic artificial wetland. Here, the first aerobic artificial wetland induces a vertical flow of water, which is to be purified, and allows pollutants to be removed. The anaerobic artificial wetland induces a horizontal flow of treated water which is introduced from the first aerobic artificial wetland, and allows pollutants to be further removed. Additionally, the second aerobic artificial wetland induces a vertical flow of treated water which is introduced from the anaerobic artificial wetland, and allows air to be supplied inwardly such that the amount of dissolved oxygen of the introduced treated water increases. | 05-08-2014 |
Sung Chul Kim, Hwaseong KR
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20130091687 | MOUNTING DEVICE FOR VEHICLE DOOR HINGE - Disclosed are a method and a mounting device for installing a vehicle door hinge. More specifically, the mounting device f includes a jig frame, at least one clamping unit which is mounted to the jig frame and fixes the jig frame to a side panel and at least one mounting unit which is connected to the jig frame and is configured to install a door hinge which may be mounted to the side panel. In particular, the mounting unit is rotatable based on a slope dispersion of the side panel. | 04-18-2013 |
Sung Chul Kim, Yeongtong-Gu KR
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20120228560 | CONDUCTIVE ADHESIVE, METHOD FOR MANUFACTURING THE SAME, AND ELECTRONIC DEVICE INCLUDING THE SAME - The present invention relates to a conductive adhesive, a method for manufacturing the same, and an electronic device including the same. The conductive adhesive includes: a conductive particle; a low-melting alloy powder including an alloy including Sn and at least one material selected from the group consisting of Ag, Cu, Bi, Zn, In, and Pb; a nano powder; a first binder including a thermosetting resin; and a second binder including a rosin compound. | 09-13-2012 |
Sung Chul Lee, Youngin-Si KR
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20100284209 | INTEGRATED CIRCUIT MEMORY SYSTEMS AND PROGRAM METHODS THEREOF INCLUDING A MAGNETIC TRACK MEMORY ARRAY USING MAGNETIC DOMAIN WALL MOVEMENT - Provided are nonvolatile memory devices and program methods thereof. an integrated circuit memory system includes a memory array comprising at least one magnetic track, each of the at least one magnetic track including a plurality of magnetic domains and at least one read/write unit coupled thereto, decoding circuitry coupled to the memory array that is operable to select at least one of the magnetic domains, a read/write controller coupled to the memory array that is operable to read data from at least one of the plurality of magnetic domains and to write data to at least one of the plurality of magnetic domains via the at least one read/write unit coupled to each of the at least one magnetic track, and a domain controller coupled to memory array that is operable to move data between the magnetic domains on each of the at least one magnetic track. | 11-11-2010 |
20100284216 | INFORMATION STORAGE DEVICES USING MAGNETIC DOMAIN WALL MOVEMENT AND METHODS OF OPERATING THE SAME - An information storage device includes a first portion comprising at first at least one magnetic track, each of the at least one magnetic track in the first portion including a first plurality of magnetic domains and being configured to store a first type of data therein and a second portion comprising a second at least one magnetic track, each of the at least one magnetic track in the second portion including a second plurality of magnetic domains and being configured to store a second type of data therein, the second type of data being related to the first type of data. | 11-11-2010 |
Sung Chul Lee, Seoul KR
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20130026389 | UV FLUID STERILIZER SUITABLE TO STERILIZE FLUID HAVING POOR UV TRANSMISSION - The present invention relates to a UV fluid sterilizer, which is suitably formed to sterilize fluid having poor UV transmission. According to the present invention, the UV fluid sterilizer includes a plurality of UV sterilization units. The UV sterilization units include: small quartz tubes; inside UV lamps mounted in the small quartz tubes for radiating UV rays at the inside of fluid; large quartz tubes concentrically mounted outside the small quartz tubes for forming the flow spaces of the fluid; spring type coils spirally fixed to the outer diameter surfaces of the small quartz tubes for applying rotation force to the fluid; and UV transmission shrinks films for fixing the spring type coils to the outer diameter surfaces of the small quartz tubes in close contact and preventing foreign substances from being trapped in the flow spaces of the fluid, and are characterized in that a plurality of outside UV lamps are provided outside the large quartz tubes for radiating UV rays to the fluid, which flows through the UV sterilization units, from the outside. | 01-31-2013 |
20140001109 | ADVANCED OXIDAITON DEVICE WITH HIGH EFFICIENCY USING TURBULENT FLOW | 01-02-2014 |
Sung Chul Park, Incheon KR
Patent application number | Description | Published |
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20130110340 | ELECTRIC VEHICLE, CHARGING STAND, AND METHOD FOR CHARGING THE ELECTRIC VEHICLE | 05-02-2013 |
20130116876 | ELECTRIC VEHICLE AND METHOD FOR CONTROLLING EMERGENCY THEREOF - The present invention relates to an electric vehicle and a method for controlling an emergency thereof, wherein: a plurality of control units are comprised in such a manner that the plurality of control units monitor one another; and emergency control is performed through a control unit which will normally operate in the case of an abnormal occurrence, such that the vehicle is driven within a limited range, or the vehicle is stopped according to the abnormal occurrence, thereby ensuring driving stability and preventing accidents caused by the abnormality of the vehicle to guarantee the safety of a driver. Further, the invention enables the plurality of control units to independently generate signals for controlling a motor, wherein the plurality of control units minimize distortion of the inputted data in order to perform processing on the basis of the same data, so that the data is substantially matched and the matched data can be verified whereby the vehicle control is to be carried out in a more efficient and stable manner. | 05-09-2013 |
20140358348 | ELECTRIC VEHICLE AND METHOD FOR CONTROLLING SAME - The present invention relates to an electric vehicle and to a method for controlling same. The electric vehicle according to the present invention comprises: a sensor unit including a first sensor and a second sensor; and a vehicle control unit including a main processing unit and a sub-processing unit for taking, as an input, signals from the sensor unit and performing an operation. The main processing unit takes, as an input, a first sensor value measured by the first sensor and a second sensor value measured by the second sensor, and compares the first sensor value and the second sensor value so as to obtain a first difference value. The sub-processing unit takes, as an input, a second difference value obtained from the difference between the first sensor value and the second sensor value. The main processing unit or the sub-processing unit compares the first difference value and the second difference value in order to determine the state of the vehicle and control the travel of the vehicle. | 12-04-2014 |
Sung Chul Park, Daejeon KR
Patent application number | Description | Published |
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20130309546 | CELL CASE FOR SECONDARY BATTERY - Provided is a cell case for secondary batteries which protects and supports a bare cell. The cell case has vents, thus enhancing the cooling efficiency of the bare cell. A heat exchanging member is formed in an outer surface of the cell case so that the bare cell can directly dissipate heat to the air through the heat exchanging member. Therefore, the efficiency of cooling the bare cell can be enhanced, thereby improving the performance of the secondary battery. | 11-21-2013 |
20150214569 | BATTERY MODULE ASSEMBLY AND MANUFACTURING METHOD THEREFOR - A battery module assembly, according to one embodiment of the present invention, comprises: a battery module including a base substrate and at least one battery cell, wherein a plurality of unit battery modules formed to surround a cell cover are stacked on the base substrate; and a battery case which is coupled to the base substrate, and which includes a first case surrounding the front surface of the battery module and a second case combined with the first case and surrounding a rear surface of the battery module. The present invention can effectively provide coupling reliability with an inner sensing membrane which is coupled to the battery module, and can seal the inside of the battery case by tightly combining the first case and the second case in a lateral direction. | 07-30-2015 |
Sung Chul Shin, Seoul KR
Patent application number | Description | Published |
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20090070689 | METHOD FOR ALARMING THE UPDATE OF THE CLASSIFIED OBJECTS HAVING THE PROPERTY AND COMPUTER READABLE MEDIUM PROCESSING THE METHOD - Disclosed is a method for editing topical classified objects having properties, comprising the steps of creating objects classified according to a user's interest field when the user inputs information on the objects; creating posts in the created objects; executing a web browser, visiting a web site, and clicking a contents input button on the web site; selecting an area on a web page of the web site and reading data of the area; and generating a separate writing window according to a contents storing instruction, adding the read contents to the generated writing window, and transmitting the writing window to which the read contents are added to an object of the user. | 03-12-2009 |
20090150798 | METHOD FOR PROVIDING THE SYMPATHY OF THE CLASSIFIED OBJECTS HAVING THE PROPERTY AND COMPUTER READABLE MEDIUM PROCESSING THE METHOD - Disclosed is a method for providing a degree of matching between topical classified objects having properties, including the steps of inputting object information from a user and generating objects classified according to the user's interest field; generating posts in the generated objects; and numerically expressing a degree of matching with objects of other users. | 06-11-2009 |
20090171984 | APPARATUS AND METHOD FOR INTERLINKING THE CLASSIFIED OBJECTS HAVING THE PROPERTY AND COMPUTER READABLE MEDIUM PROCESSING THE METHOD - Disclosed is an apparatus for interlinking topical classified object shaving properties. The apparatus include an interest Tong information database for storing one or more object information and one or more post information, which are classified according to interest fields requested by a user through a web server; a buddy information database for storing information on connection between the objects generated by the user and other objects; and an interest Tong service server for providing the user with information on the other objects connected to the objects generated by the user when the user accesses the interest Tong service server. | 07-02-2009 |
20120147134 | APPARATUS AND A METHOD FOR RECONSTRUCTING A HOLOGRAM - An apparatus and method for reconstructing a hologram are disclosed. An illuminator emits a reference beam, a hologram display driver displays an interference pattern based on a video signal, a lens unit adjusts a magnification and a focus of a hologram reproduced by projecting the emitted reference beam onto the displayed interference pattern, and a scanning unit scans the adjusted hologram to pixels of a screen by controlling a direction of the adjusted hologram. | 06-14-2012 |
20150184873 | SOLAR DEHUMIDIFYING AND COOLING SYSTEM - Provided is a solar dehumidifying and cooling system including a solar hot water device that produces hot water by using solar heat and a dehumidifying and cooling device that performs cooling through heat exchange with the hot water that is supplied from the solar hot water device. | 07-02-2015 |
Sung Chul Shin, Daejeon KR
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20090098664 | FERROELECTRIC THIN FILM DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a method of manufacturing a ferroelectric thin film device, and, more particularly, to a method of manufacturing a ferroelectric thin film device having high crystallinity, good surface roughness and high deposition efficiency through on-axis type sputtering, and to a ferroelectric thin film device manufactured using the method. The method of manufacturing a ferroelectric thin film device includes: depositing an SrRuO | 04-16-2009 |
20100151275 | L10-ORDERED FePt NANODOT ARRAY, METHOD OF MANUFACTURING THE SAME AND HIGH DENSITY MAGNETIC RECORDING MEDIUM USING THE SAME - This invention relates to a L1 | 06-17-2010 |
20140171334 | GENE ANALYSIS METHOD USING SDL-PCR - The present invention relates to a method for analyzing genes using SDL-PCR (separation of displaced ligation probe-based PCR), and more particularly to a method for analyzing genes using SDL-PCR, in which probes comprising a nucleotide sequence complementary to the gene of interest are ligated with each other by ligase, and another probe capable of hybridizing to the probes is hybridized and extended, thereby preparing a template probe, and the template probe for the gene of interest is amplified using universal primers. | 06-19-2014 |
Sung Chul Shin, Gyeonggi-Do KR
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20090141363 | HEAD UP DISPLAY DEVICE - An external mounting type head up display device for a vehicle, which can be mounted irrespective of kind of vehicle, is disclosed. The head up display device includes a display unit to convert a signal into an image and output the image, an optical element decentered with respect to an optical axis of the display unit, the optical element magnifying the image and transmitting the image, and a combiner provided in front of a driver to provide the driver with the transmitted magnified image. | 06-04-2009 |
20140242765 | 3-DIMENSIONAL NON-VOLATILE MEMORY DEVICE INCLUDING A SELECTION GATE HAVING AN L SHAPE - A 3-dimensional (3-D) non-volatile memory device includes a first channel protruding from a substrate, a selection gate formed on sidewalls of the first channel and in an L shape, and a gate insulating layer interposed between the first channel and the selection gate and surrounding the first channel. A method of manufacturing a 3-D non-volatile memory device includes forming first channels protruding from a substrate, forming a first gate insulating layer surrounding the first channels, and forming first selection gates having an L shape on sidewalls of the first channels on which the first gate insulating layers are formed. | 08-28-2014 |
Sung Chul Yang, Seoul KR
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20090143006 | TERMINAL AND METHOD OF CONTROLLING BROADCAST SIGNALS IN A MOBILE TERMINAL - The current invention provides a mobile terminal. The mobile terminal includes a wireless communication unit for scanning channel frequencies for at least one broadcast signal, a controller for processing channel information for the at least one broadcast signal, and controlling the display of a scan result of the wireless communication unit, and an output unit for displaying the channel information of the at least one broadcast signal under control of the controller. | 06-04-2009 |
20100212302 | MONOLITH, CATALYST CONVERTOR FOR PURIFYING EXHAUST GAS USING THE SAME AND METHOD FOR MANUFACTURING THE CATALYST CONVERTOR - Provided is a catalyst converter for purifying exhaust gas and a method for manufacturing the catalyst converter, in which a heater is disposed between inner/outer monoliths, to thereby heighten a heat transfer efficiency and induce a uniform catalytic reaction, and to thereby enhance a processing performance, and minimize an electric power consumption and miniaturize a device. The catalyst converter includes: a heater having a winding portion which is wound so as to have a space therein and a pair of electric power terminals; inner and outer monoliths which are inserted in the inner and outer circumferential portions of the heater winding portion wherein each of the inner and outer monoliths includes a number of hollow cells on the surfaces of which catalysts have been coated and which are formed in the lengthy direction; and a housing in which a support assembly is assembled. | 08-26-2010 |
20100288752 | SURFACE HEATER USING STRIP TYPE SURFACE HEATING ELEMENT AND FABRICATING METHOD THEREOF - Provided is a surface heater using a strip type surface heating element and a fabricating method thereof, in which the surface heater can be embodied into a thin film form using a metallic surface heating element which has a specific resistance value appropriate as a heat wire and is formed of a strip style, where the strip type surface heating element can be sequentially produced at an inexpensive cost. The surface heater includes: the strip type surface heating element in which a number of strips which are obtained by slitting a metallic thin film are arranged with an interval in parallel with each other and both ends of each adjacent strip are connected with each other; and an insulation layer which is coated on the outer circumference of the strip type surface heating element in a plate form. | 11-18-2010 |
20100307622 | PIPE HAVING FUNCTION CAPABLE OF PREVENTING FREEZING BURST USING STRIP TYPE SURFACE HEATER AND FABRICATING METHOD THEREOF - Provided is a pipe having an anti-freezing function including a strip type surface heating element which is capable of having a function of preventing the pipe from freezing and bursting, and a fabricating method thereof, in which the pipe is a relatively thin film and includes a surface heating element therein. The anti-freezing pipe includes: a ribbon heater which has a strip type surface heating element which emits heat when electric power is applied to both ends of at least one strip, and the strips are arranged with an interval in parallel with each other when the strip type surface heating element is formed with a number of strips, and an insulation layer which is coated on the outer circumference of the strip type surface heating element in a plate form, and which is spirally wound to form a cylindrical shape; and a spiral junction portion which pins side surfaces of the spirally wound ribbon heater. | 12-09-2010 |
20110108754 | THIXOTROPIC ORGANIC ELECTROLYTE COMPOSITION FOR SUPERCAPACITOR AND PREPARATION METHOD THEREOF - The present invention relates to an organic electrolyte composition for supercapacitors and a method for preparation thereof. The invention discloses a thixotropic organic electrolyte composition comprising an organic solvent, a salt, and hydrophilic oxide particles. The thixotropic organic electrolyte composition of this invention is a gel or a solid at normal temperature, by overcoming the disadvantages possessed by existing liquid organic electrolytes, and thereby to realize long service life of supercapacitors as well as to secure safety. | 05-12-2011 |
20120042713 | GAS SENSOR USING METAL OXIDE NANOPARTICLES, AND METHOD FOR MANUFACTURING SAME - The present invention provides a gas sensor, including: a sensor substrate provided with an electrode; and a thin layer of sensor material formed by spraying a solution in which metal oxide nanoparticles are dispersed onto the sensor substrate. The gas sensor is advantageous in that a sensor material is formed into a porous thin layer containing metal oxide nanoparticles having a large specific surface area, thus realizing high sensitivity on the ppb scale and a high reaction rate. Further, the gas sensor is advantageous in that it can be manufactured at room temperature, and the thickness of a sensor material can be easily adjusted by adjusting the spray time, so that a thin gas sensor or a thick gas sensor can be easily manufactured. | 02-23-2012 |
20130028808 | LARGE-CAPACITY METAL CATALYST CARRIER AND CATALYTIC CONVERTER USING SAME - Provided is a large-capacity metal catalyst support and a catalytic converter using the same, in which a number of unit catalyst support blocks are changed in a form of being effectively assembled so as to be applied to a catalytic converter that is required for processing a large amount of exhaust gas such as large vessels or plants employing a number of large-scale internal combustion engines, or large food processing devices, to thus easily assemble the unit catalyst support blocks into a large-scale assembled structure. The catalyst support includes: a number of unit catalyst support blocks in which cell formation bodies formed of a number of hollow cells that are aligned in a longitudinal direction are accommodated and stacked in a polygonal supporter wherein a catalyst is coated on the surfaces of the hollow cells; and a number of assembly members each for fixing a pair of adjacent supports that mutually contact between the stacked unit catalyst support blocks. | 01-31-2013 |
Sung Chul Yang, Seoul, 157-010 KR
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20110062145 | DRYING HEATER, HEATING UNIT FOR DRYING LAUNDRY USING THE SAME, DRYING CONTROL SYSTEM AND CONTROL METHOD THEREOF - Provided is a drying heater, a heating unit for drying laundry using the same, a drying control system and control method thereof that reduces electric power consumption of the drying heater to supply high temperature dry air to the inside of a drum in a washing machine or a laundry drying machine, to thus simplify structure of the drying heater and reduce a manufacturing cost. The drying control method includes the step of applying a first electric power from a first drive power supply to a drying heater when a drum internal temperature is lower than a preset temperature, and applying a second electric power from a second drive power supply which is relatively smaller than the first electric power to the drying heater when the drum internal temperature is higher than the preset temperature. The drying heater includes a surface-shaped heat generation member made of a low thermal density strip style metal thin plate. | 03-17-2011 |
Sung Chul Yang, Gwangmyeong-Si KR
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20090280805 | MOBILE TERMINAL AND METHOD OF DISPLAYING CHANNEL THEREIN - A mobile terminal including a wireless communication unit configured to scan for available frequency bands, and a controller configured to assign a frequency band identification information to each available frequency band and to assign channel identification information to each channel included in a corresponding available frequency band. | 11-12-2009 |
Sung Chul Yoo, Anyang-Si KR
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20120258193 | PARALLELISM CONTROL APPARATUS FOR MOVING PLATEN OF ELECTRICALLY DRIVEN INJECTION MOLDING MACHINE - Provided is a parallelism control apparatus of a movable platen of an electric injection molding machine, to which a new arrangement type using a wedge to control the parallelism of a movable platen is applied to reduce the size of the parallelism control apparatus, ensure an installation space, and solve a difficulty during installation, which ensures rigidity of the movable platen in directions of forward and rearward movements, and enables parallelism adjustment and firm position fixing by controlling a vertical amount, a horizontal amount, and a combination of vertical and horizontal amounts even in a narrow space, thereby further enhancing precision and quality reliability of molded products. | 10-11-2012 |
Sung Chul Yoon, Jinju-Si KR
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20110020886 | METHOD FOR PRODUCING POLYHYDROXYALKANOIC ACID - Provided is a method for producing a polyhydroxyalkanoic acid (PHA). More particularly, a method of preparing PHA containing a high content of long-chain aromatic monomer-units by growing a phaZ mutant of a | 01-27-2011 |
20110236936 | METHOD FOR ENHANCING PRODUCTION POLYHYDROXYALKANOIC ACID FROM MICROORGANISM STRAINS - Provided is a method for enhancing the production of polyhydroxyalkanoic acid (PHA) from microorganism strains by disrupting a gene associated with the production of an exobiopolymer (EBP) in the | 09-29-2011 |
20150158983 | POLY(4-HYDROXYBUTYRATE)-B-MONOMETHOXY(POLYETHYLENE GLYCOL) COPOLYMER NANOPARTICLES, PRODUCTION METHOD FOR SAME AND PHARMACEUTICAL COMPOSITION FOR BRAIN DISORDER TREATMENT CONTAINING SAME AS ACTIVE INGREDIENT - The present invention relates to poly(4-hydroxybutyrate)-b-monomethoxy(polyethylene glycol) copolymer nanoparticles, a method for preparing the same, and a pharmaceutical composition including the same as an active ingredient for treating brain disorders, in which the P(4HB)-b-mPEG nanoparticles according to the present invention break down slowly in brain cells such that gamma-hydroxybutyric acid (GHB) is released and so can sustainedly release a therapeutic level of concentration of GHB which is used as an agent for treating brain disorders such as epilepsy, and the nanoparticles are in the form of a hydrophobic polymer and so cannot easily be used as a hallucinogenic agent or narcotic agent due to the hydrophobic property whereby said nanoparticles do not dissolve in water or alcohol, and so can be used more safely than existing GHB, and hence, can advantageously be used instead of prior-art GHB therapeutic agents. | 06-11-2015 |
Sung-Chul Ahn, Changwon-City KR
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20150017001 | ROTATION BODY OF ROTARY MACHINE AND METHOD OF MANUFACTURING THE ROTATION BODY - According to an aspect of an exemplary embodiment, there is provided a rotation body of a rotary machine, the rotation body comprising: an impeller comprising a blade; and a shroud that is integrally formed with the impeller and has a cladding stack structure in which a plurality of laser cladding layers are stacked. | 01-15-2015 |
Sung-Chul Cho, Seoul KR
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20080274776 | SLIDING-TYPE PORTABLE TERMINAL - A sliding-type portable terminal is provided. The sliding-type portable terminal includes a first housing and a second housing. The second housing faces the first housing and can slide relative to the first housing. The sliding-type portable terminal also includes a pair of link members coupled with the first housing and the second housing. The link members rotate relative to one of the first and second housings. Also provided is a first guide opening formed on the other housing wherein one end of the link members is engaged with the first guide opening so as to move along the first guide opening as the second housing slides. In the sliding-type portable terminal, a pair of housings can be rotatably coupled with each other by means of the link members so as to sufficiently secure a greater range of sliding, and thus a space for mounting an input device, such as a keypad, or the like, is increased. | 11-06-2008 |
20090027837 | PORTABLE ELECTRONIC DEVICE - A portable electronic device having a sliding housing and adapted to slide in multiple directions so that it can be used as a key input device is provided. The portable electronic device includes a main housing, a sliding housing coupled to the main housing while being able to slide in upward, downward, leftward, and rightward directions on the main housing and at least one motion sensor for sensing a movement of the sliding housing in each direction, for creating a corresponding signal, and for applying the signal to a controller inside the main housing. The sliding housing provides a user input so that additional keys are not required and the overall size of the device can be reduced. | 01-29-2009 |
Sung-Chul Choi, Gyeonggi-Do KR
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20110101397 | LIGHT EMITTING DIODE PACKAGE HAVING LENS - Provided is a light emitting diode package. The light emitting diode package includes a package body, a light emitting diode chip, and a package lens. The light emitting diode chip is installed in the package body. The package lens is installed in the package body to cover the light emitting diode chip, and is formed to have a shape corresponding to a radiation angle pattern of the light emitting diode chip. | 05-05-2011 |
Sung-Chul Hohng, Seoul KR
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20140218794 | Confocal Fluorescence Microscope - A confocal fluorescence microscope of the present invention consists of: a light source unit broadly comprising one or more short wavelength laser beams; a lens unit which converts parallel light, emitted from a light source, into linear light having an appropriate size; a multi-color mirror which reflects the light source and enables fluorescence to transmit so as to separate the light source and the fluorescence; a scan mirror which radiates the light source over a wide area and scatters the fluorescence over a large-area camera; a microscope unit which radiates the incident light source to a target object, collects the fluorescence emitted from the target, and outputs the collected fluorescence; and a detecting unit which removes the background of the outputted fluorescent signal and observes the outputted fluorescent signal. | 08-07-2014 |
Sung-Chul Hong, Seoul KR
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20090015565 | PORTABLE TERMINAL - Disclosed is a portable terminal including a window for inputting information by a touching manner, a terminal body having a display module which is mounted therein and a window mounting portion for mounting the window at a front surface of the display module, and a coupling unit having one end inserted into the window and another end coupled to the window mounting portion so as to couple the window to the terminal body. The window and the terminal body are structurally coupled to each other, thereby providing stronger coupling force between the window and the terminal body. | 01-15-2009 |
20090017874 | MOBILE TERMINAL HAVING TOUCH INPUT DEVICE - A mobile terminal having an input device that performs an input operation in a touch manner is provided. The mobile terminal includes a first display module, a second display module located adjacent to the first display module, an integrated window located an outer portion of the first and second display modules, and a touch sensing unit located between the window and the second display module for sensing a touch applied to the window and applying an input signal. Marks for guiding input content can be varied and high capacity and high-density multimedia or communication information can be easily and quickly accessed or executed. | 01-15-2009 |
20100124956 | MOBILE TERMINAL - A mobile terminal having a terminal body, a window attached to the terminal body, the window having first and second regions, a display module disposed at a rear side of the first region, the display module being configured to display visible information through the first region, at least one switch disposed at a rear side of the second region, the at least one switch being configured to allow inputting of information when at least part of the second region is pressed inward, and a hook member disposed at a portion of the second region, the hook member being configured to restrict upward movement of the second region, is provided. | 05-20-2010 |
20110034214 | MOBILE TERMINAL HAVING TOUCH INPUT DEVICE - A mobile terminal having an input device that performs an input operation in a touch manner is provided. The mobile terminal includes a first display module, a second display module located adjacent to the first display module, an integrated window located an outer portion of the first and second display modules, and a touch sensing unit located between the window and the second display module for sensing a touch applied to the window and applying an input signal. Marks for guiding input content can be varied and high capacity and high-density multimedia or communication information can be easily and quickly accessed or executed. | 02-10-2011 |
20120123057 | METHOD FOR PREPARING OLEFIN-BASED SEGMENTED COPOLYMERS - The present application relates to a method for preparing olefin-based segmented copolymers through reversible addition-fragmentation chain transfer (RAFT), wherein the method comprises: a step of polymerizing vinyl-based monomers through reversible addition-fragmentation chain transfer (RAFT) using a trithiocarbonate-based chain transfer agent to synthesize vinyl-based polymers; and a step of grafting the synthesized vinyl-based polymers to olefin-based polymers. The method of the present invention successfully synthesizes olefin-based segmented copolymers through the two simple above-described steps. | 05-17-2012 |
20150293387 | LIQUID CRYSTAL DISPLAY AND A METHOD OF MEASURING A CAPACITANCE OF A LIQUID CRYSTAL DISPLAY - A liquid crystal display including: a display area which includes an upper substrate, a lower substrate, pixels and a liquid crystal layer interposed between the upper and lower substrates; and a measuring unit including a tag portion, a common voltage applying portion, and a pixel voltage applying portion, in which the common voltage applying portion and the tag portion, and the pixel voltage applying portion and the tag portion are connected to each other, a data conductor, a common electrode, a passivation layer, and a pixel electrode are disposed on the common voltage applying portion with substantially the same thickness as at least one of the pixels of the display area, a first part of the data conductor of the common voltage applying portion directly contacts the pixel electrode, and a second part of the data conductor of the common voltage applying portion directly contacts the common electrode. | 10-15-2015 |
Sung-Chul Hwang, Suwon-Si KR
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20160053423 | Washing Machine and Method of Controlling the Washing Machine - Disclosed herein are a washing machine including a moving mechanism and a method of controlling the washing machine. The washing machine includes a cabinet, a tub disposed inside the cabinet, a drum rotatably provided inside the tub, a front panel which is located at one side of the cabinet and comprises an opening through which laundry is inserted and taken out, and a driving unit which moves the tub to change a space between the tub and the front panel. It is possible to prevent oscillation from being transferred by spacing the front panel and the tub apart during washing. Also, it is possible to provide convenience for a user by arranging the front panel and the tub adjacent to each other while inserting or taking out laundry. | 02-25-2016 |
Sung-Chul Kang, Gyeonggi-Do KR
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20090079942 | Automatic Vision Display Apparatus Using Pursuit of Flying Path of Flying Screen Unit - An automatic vision display apparatus has a flight object having a floating gas filled therein to fly, flying along a vertical wall surface and including a screen mounted at an opposite side to the vertical wall surface; a propulsion unit mounted at a predetermined position of the flight object and moving the flight object; a control unit mounted to the flight object and controlling the propulsion unit; a projector projecting an image on the screen of the flight object at a distance from the flight object; an adjusting unit adjusting an image projecting direction of the projector; and a main control unit controlling the projector to project the image and controlling the adjusting unit so that the projector tracks a movement of the flight object to project an image. According to the invention, it is possible to project an image while automatically tracking the screen of the flight object being flying. In addition, it is possible to correct a distortion of the projected when the screen of the flight object consists of the three dimensional curved surface. | 03-26-2009 |
20110114130 | CLEANING METHOD OF PROCESS CHAMBER - A cleaning method of a process chamber to remove a nitride layer including aluminum and a transition metal, which is adhered to an inner surface of the process chamber, includes removing the nitride layer by supplying cleaning gases to the process chamber, wherein the cleaning gases comprises a first gas including boron and a second gas including fluorine. | 05-19-2011 |
Sung-Chul Kang, Seongnam-Si KR
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20140166049 | CLEANING METHOD OF PROCESS CHAMBER - A cleaning method of a process chamber to remove a nitride layer including aluminum and a transition metal, which is adhered to an inner surface of the process chamber, includes removing the nitride layer by supplying cleaning gases to the process chamber, wherein the cleaning gases comprises a first gas including boron and a second gas including fluorine. | 06-19-2014 |
Sung-Chul Kang, Yongin-Si KR
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20080224093 | ETCHANT FOR SIGNAL WIRE AND METHOD OF MANUFACTURING THIN FILM TRANSISTOR ARRAY PANEL USING ETCHANT - Gate lines including a lower Al—Nd layer and an upper MoW layer, data lines including a MoW layer, and pixel electrodes including an IZO layer are patterned using a single etchant. The etchant contains a phosphoric acid of about 50-60%, a nitric acid of about 6-10%, an acetic acid of about 15-25%, a stabilizer of about 2-5% stabilizer, and deionized water. The stabilizer includes oxy-hydride inorganic acid represented by M(OH) | 09-18-2008 |
20100045645 | BACKLIGHT ASSEMBLY HAVING EXTERNAL ELECTRODE FLUORESCENT LAMP, METHOD OF DRIVING THEREOF AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - A backlight assembly has a lamp driving device for driving external electrode fluorescent lamps (EEFLs) parallel connected each other. The lamp driving device includes a power switch transistor, a diode, an inverter and a PWM controller. The transistor converts external DC power signal into pulse power signal based on switching signal, the diode prevents rush current from flowing into the transistor. The inverter converts the pulse power signal into AC power signal, raises voltage level of the AC power signal, and provides the lamps with the raised AC power signal. The PWM controller is activated by external on/off signal to provide the transistor with the switching signal so as to regulate voltage level of the AC power signal. The EEFLs can maintain a constant current level, and the backlight assembly can have characteristics of uniform luminance, high luminance and high heat efficiency. | 02-25-2010 |
20100047946 | THIN FILM ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A method of manufacturing a thin film array panel is provided, which includes: forming a gate line formed on a substrate; forming a gate insulating layer on the gate line; forming a semiconductor layer on the gate insulating layer; forming an ohmic contact layer on the semiconductor layer; forming a data line and a drain electrode disposed at least on the ohmic contact layer, forming an oxide on the data line; etching the ohmic contact layer using the data line and the drain electrode as an etch mask; and forming a pixel electrode connected to the drain electrode. | 02-25-2010 |
Sung-Chul Lim, Daejeon KR
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20100184591 | METHOD OF PREPARING HETEROPOLY ACID CATALYST - The present invention relates to a method of preparing a heteropoly acid catalyst used for the production of methacrylic acid by gas phase oxidation of methacrolein, more precisely a method of preparing a heteropoly acid catalyst comprising the steps of preparing a slurry by adding metal precursors and ammonium salt to protonic acid Keggin-type heteropoly acid aqueous solution and stirring thereof; and drying, molding and firing the slurry to give a catalyst. The present invention provides a method of preparing a heteropoly acid catalyst exhibiting high methacrolein conversion rate and methacrylic acid selectivity without pre-firing process by using high purity protonic acid Keggin-type heteropoly acid and ammonium salt. | 07-22-2010 |
Sung-Chul Park, Seoul KR
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20080315289 | ELECTRICALLY ERASABLE PROGRAMMABLE READ-ONLY MEMORY (EEPROM) DEVICE AND METHODS OF FABRICATING THE SAME - An EEPROM device includes a device isolation layer disposed at a predetermined region of a semiconductor substrate to define active regions, a pair of control gates crossing the device isolation layers and an active region, a pair of selection gates interposed between the control gates to cross the device isolation layers and the active region and a floating gate and an intergate dielectric pattern stacked sequentially between the control gates and the active region The EEPROM device further includes a gate insulation layer of a memory transistor interposed between the floating gate and the active region and a tunnel insulation layer thinner than the gate insulation layer of the memory transistor and a gate insulation layer of a selection transistor interposed between the selection gates and the active region. The tunnel insulation layer is aligned at one side adjacent to the floating gate. | 12-25-2008 |
20080316831 | Nonvolatile semiconductor device, system including the same, and associated methods - A nonvolatile memory device is provided. The nonvolatile memory device includes a semiconductor substrate and memory cell units arranged in a matrix on the semiconductor substrate. Each of the memory cell units includes a tunnel insulation layer on the semiconductor substrate. A first memory gate and a second memory gate are disposed on the tunnel insulation layer. An isolation gate is disposed between the first and second memory gates. A word line covers the first memory gate, the second memory gate and the isolation gate. A method of forming the nonvolatile memory device is also provided. | 12-25-2008 |
20090001450 | Non-volatile memory device and method of fabricating the same - Provided are a non-volatile memory device and a method of fabricating the same. The non-volatile memory device may include a lower semiconductor substrate, an upper semiconductor pattern on the lower semiconductor substrate, a device isolation pattern defining an active region in the lower semiconductor substrate and the upper semiconductor pattern, a lower charge storage layer between the upper semiconductor pattern and the lower semiconductor substrate, a gate conductive structure crossing over the upper semiconductor pattern, a first upper charge storage layer and a second upper charge storage layer spaced apart from each other between the gate conductive structure and the upper semiconductor pattern, and a source/drain region in the upper semiconductor pattern on both sides of the gate conductive structure. | 01-01-2009 |
20100074023 | SEMICONDUCTOR DEVICE HAVING NON-VOLATILE MEMORY AND METHOD OF FABRICATING THE SAME - A memory cell of a non-volatile memory device, comprises: a select transistor gate of a select transistor on a substrate, the select transistor gate comprising: a gate dielectric pattern; and a select gate on the gate dielectric pattern; first and second memory cell transistor gates of first and second memory cell transistors on the substrate at opposite sides of the select transistor, each of the first and second memory cell transistor gates comprising: a tunnel insulating layer pattern; a charge storage layer pattern on the tunnel insulating layer pattern; a blocking insulating layer pattern on the charge storage layer pattern; and a control gate on the blocking insulating layer pattern; first and second floating junction regions in the substrate between the select transistor gate and the first and second memory cell transistor gates respectively; and first and second drain regions in the substrate at sides of the first and second memory cell transistor gates respectively opposite the first and second floating junction regions respectively. Methods of formation thereof are also provided | 03-25-2010 |
20120162905 | FAN MODULE HAVING DUST-COLLECTING FUNCTION AND DUST-COLLECTING UNIT FOR THE SAME - Disclosed is a fan module used in electronic equipment and the like. The fan module of the present invention comprises: a dust-collecting part which has an air-suction port and an air-discharge port, and which has a rotational region forming a passage linking the air-suction port to the air-discharge port and has a dust-collection box for collecting dust and detritus rotating in the rotational region; and a fan which is joined to one side of the dust-collecting part and makes air flow into the rotational region. The present invention can use centrifugal force to effectively remove various forms of dust and detritus contained in the air which flows into the casings of electronic equipment, household appliances and the like due to the action of a fan. Further, since a filter is not used, there is the advantage that the cooling efficiency is not reduced by the dust collection as the smooth flow of the air being sucked in is not disturbed. Further, from the long-term point of view, the thermal efficiency of electronic equipment and the like can be substantially improved as the amount of dust and detritus accumulated inside electronic equipment is minimised. | 06-28-2012 |
20140192462 | PORTABLE TERMINAL WITH STYLUS PEN - A portable terminal with a stylus pen includes a battery accepting recess formed on a face of the portable terminal, and a guide hole provided at a side of the battery accepting recess. The stylus pen is inserted through the guide hole such that the stylus pen is coupled within the portable terminal in a state where at least a part of the stylus pen is accommodated in the battery accepting recess. The portable terminal allows a stylus pen accommodating space to be used as a space for receiving a battery pack such that a battery pack with an expanded capacity can be coupled therein. | 07-10-2014 |
20150015499 | INPUT DEVICE FOR ELECTRONIC DEVICE AND INPUT METHOD USING THE SAME - An input device for an electronic device includes a circuit unit including a reactance element with a variable reactance, and a recording member configured to record on an intermediate medium and coupled with the reactance element. As a recording on the intermediate medium proceeds, writing pressure is transferred to the recording member so that the reactance of the reactance member may vary. | 01-15-2015 |
20150123681 | WHEEL CIRCUIT USING ELECTROMAGNETIC INDUCTION AND ELECTRONIC PEN INCLUDING THE SAME - A wheel circuit using electromagnetic induction and an electronic pen are provided. The wheel circuit includes a rotary encoder configured to be rotated according to a user operation and includes at least one port, a resonant unit configured to be coupled with a port of the at least one port, and at least one capacitor including one end which is coupled with at least one other port which is not coupled with the resonant unit among the at least one port. The at least one capacitor has a capacitance different from each other, wherein at least one other capacitor of the at least one capacitor is connected to the resonant unit according to rotation of the rotary encoder to vary a resonant frequency. | 05-07-2015 |
20150155015 | BIT LINE SENSING METHODS OF MEMORY DEVICES - Bit line sensing methods may be provided. The methods may include pre-charging a first bit line and a second bit line with a bit line pre-charge voltage. The first bit line may be connected to a first input terminal of a first inverter, and the second bit line may be connected to a second input terminal of a second inverter. The method may also include adjusting voltages of the first bit line and the second bit line corresponding to either threshold voltages of first and second pull-down circuits included in the first and second inverters respectively or threshold voltages of first and second pull-up circuits included in the first and second inverters respectively. The method may further include sharing charges of one of the first bit line and the second bit line with charges of a corresponding memory cell and amplifying a voltage difference between the first bit line and the second bit line. | 06-04-2015 |
20150215901 | APPARATUS AND METHOD FOR PROVIDING COMMUNICATION - A method for communication in an electronic device is provided. The method includes determining whether to control a communication module of the electronic device based on information related to communication between the electronic device and an external device, determining a control value for the communication module based on the determination, and controlling the communication module using the control value. | 07-30-2015 |
20150230009 | FREQUENCY DIVISION DUPLEX WIRELESS COMMUNICATION APPARATUS AND METHOD - A Frequency Division Duplex (FDD) wireless communication apparatus is provided. The FDD wireless communication apparatus includes a first antenna configured to one of transmit and receive, a second antenna configured to receive, and a switch configured to selectively connect one of the first antenna and the second antenna to a receiver. | 08-13-2015 |
20150268742 | ELECTRONIC DEVICE AND OPERATION METHOD THEREOF - An electronic device is provided. The electronic device includes a first antenna part configured to exchange a first wireless signal with a coordinate sensing sensor of a second electronic device by electromagnetic induction, and a second antenna part configured to exchange a second wireless signal with a data communication antenna of the second electronic device by electromagnetic induction. | 09-24-2015 |
20160065247 | ELECTRONIC DEVICE USING ANTENNA - An electronic device is provided, which includes an antenna; and a communication processor configured to transmit and receive a first signal corresponding to a first frequency band through the antenna, and to perform one of transmitting and receiving a second signal corresponding to a second frequency band through the antenna. | 03-03-2016 |
Sung-Chul Park, Gangdong-Gu KR
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20120294018 | LED ILLUMINATION APPARATUS AND MANUFACTURING METHOD THEREOF - The present invention relates to an LED illumination apparatus and a manufacturing method thereof. The LED illumination apparatus according to one embodiment of the present invention comprises: a body in which a heat sink including a plurality of heat radiation fins is formed in a first area of a bottom surface portion thereof and in which a light source loading area is formed in a second area different from the first area in the bottom surface portion; a substrate loaded on the light source loading area of the body; and an LED light source module provided on the substrate. According to the present invention, since the heat sink is formed in the bottom surface portion of the body, the reduction of heat radiation efficiency in the LED illumination apparatus due to dust or excrement of birds and the like can be minimized. In addition, since the body is manufactured by extrusion molding, the manufacturing cost of the LED illumination apparatus can be remarkably reduced in comparison with prior die casting. In addition, since the length of the body can be adjusted arbitrarily, the present invention can be designed in various shapes according to a desired heat radiation area. | 11-22-2012 |
Sung-Chul Park, Suwon-Si KR
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20140112121 | WIRELESS COMMUNICATION SYSTEM INCLUDING COMMUNICATION APPARATUS AND DATA COMMUNICATION METHOD THEREOF - A data transmission method is provided, including adjusting a data transmission speed when a number of retransmission of a data transmission unit reaches a predetermined number, wherein the retransmission is performed when a transmission failure occurs, transferring the data transmission unit at the adjusted data transmission speed, and readjusting the adjusted data transmission speed to a basic data transmission speed when data transmission is successful, and reducing the basic data transmission speed when at least one of a retransmission rate and a number of the transmission failure satisfies a predetermined threshold condition. | 04-24-2014 |
Sung-Chul Son, Paju KR
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20100294303 | TOOTHPICK - A toothpick is disclosed, in which a thinner tooth picking part is formed in one end for an insertion into between teeth with the thinner tooth picking part being thicker than that of a body of a toothpick, and a thicker tooth picking part having an engaging discharge part is formed in the other end having the same thickness as the body of a toothpick, so a tooth gum is not hurt during a picking of a toothpick, and it is possible to effectively remove a piece of food stuck between teeth. | 11-25-2010 |
Sung-Chul Son, Paju-Si KR
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20140125065 | PILLAR TYOE WIND POWER GENERATOR - Disclosed is a pillar type wind power generator which has features in that the power generator is at least 20 meters high, and a plurality of wind power generation chambers are provided in a structure formed of multiple floors, and a cylindrical wind force pillar part equipped with a chimney exhaust passage at its center is provided, and a wind force inlet part communicating with an outer wall is installed in each wind power generation chamber, and a wind power generation part is provided in the wind power generation chamber so as to exhaust to the chimney exhaust passage after electric power is generated using the wind force supplied via the wind force inlet part, and a maintenance crane and a maintenance elevator are provided in the wind power generation chambers, and a guide discharge exhaust part is provided at the top of the wind force pillar part. | 05-08-2014 |
20140339234 | MULTI-STORAGE CASE FOR TOOTHPICKS, SKEWERS, AND COTTON SWABS - The present invention relates to a multi-storage case for toothpicks, skewers, and cotton swabs, wherein it is possible to store toothpicks, skewers, and cotton swabs together and to easily withdraw and use the same. In the other words, the present invention comprises: a cylindrical storage body for allowing toothpicks, skewers, and cotton swabs to be stored upright; and a rotatable cover boy inserted and coupled to the outside of the storage body, wherein a withdrawing opening means is provided at the storage body and the covert body to allow toothpicks, skewers, and cotton swabs to be selectively drawn. Therefore, the present invention has improved functionality and convenience since toothpicks, skewers, and cotton swabs are separately stored while standing upright, and it is possible to selectively withdraw toothpicks, skewers, and cotton swabs by the rotations of the cover body. | 11-20-2014 |
Sung-Chul Yang, Gyeonggi-Do KR
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20090318075 | MOBILE TERMINAL AND METHOD OF CONTROLLING BROADCAST IN MOBILE TERMINAL - A mobile terminal and method of controlling a broadcast in a mobile terminal are provided, by which whether to update channel/program relevant data is determined by checking a presence or absence of modification of previously stored channel/program relevant data in a simple manner. The present invention includes a memory storing channel/program relevant data, a wireless communication unit receiving first channel/program relevant data, and a controller determining whether the received first channel/program relevant data matches first channel/program relevant data stored in the memory, controlling the wireless communication unit to receive entire channel/program relevant data if the received first channel/program relevant data does not match the stored first channel/program relevant data, and updating the stored first channel/program relevant data with reference to the received entire channel/program relevant data. | 12-24-2009 |
20090318143 | MOBILE TERMINAL AND METHOD OF MANAGING CHANNEL LIST THEREIN - A mobile terminal includes a wireless communication unit configured to scan at least one frequency band and a controller, wherein the controller is configured to generate a channel list comprising broadcast channels individually having signal strength that meets a reference value, each of the broadcast channels being assigned to the scanned at least one frequency band and update the channel list based upon a repeated scan of the at least one frequency band performed by the wireless communication unit. | 12-24-2009 |
20130304375 | APPARATUS AND METHDO FOR SWITCHING NAVIGATION MODE BETWEEN VEHICLE NAVIGATION MODE AND PERSONAL NAVIGATION MODE IN NAVIGATION DEVICE - Provided is an apparatus and method for switching a navigation mode between a vehicle navigation mode and a personal navigation mode in a navigation device supporting vehicle navigation and personal navigation. Switching between the vehicle navigation mode and the personal navigation mode is performed according to whether the navigation device is mounted in a navigation device holder, whether a GPS speed provided by a GPS receiver is higher than a predetermined speed, and whether a step is detected using an output of an accelerometer. Since mode switching between the vehicle navigation mode and the personal navigation mode is automatically performed, a user does not need to manually perform mode switching. | 11-14-2013 |
Sung-Chul Yoon, Jinju KR
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20150093807 | METHOD FOR CONTROLLING DEGRADATION OF BIODEGRADABLE POLYESTER AND DEGRADATION-CONTROLLED BIODEGRADABLE POLYESTER - The present disclosure relates to a method for controlling degradation of biodegradable polyester. To be specific, biodegradation caused by a depolymerase is suppressed by capping a carboxyl terminal in biodegradable polyhydroxyalkanoate (PHA) having the carboxyl group at one terminal or its copolymer, and, thus, it is possible to easily suppress or control degradation depending on a capping ratio of the carboxyl group. | 04-02-2015 |