In-Su

In Su Han, Daejeon KR

Patent application number	Description	Published
20130044853	FEED WATER AND STEAM HEADER AND NUCLEAR REACTOR HAVING THE SAME - A feed water and steam header equipped to a feed water nozzle or a steam nozzle of a reactor vessel in a steam generator for an integrated nuclear reactor is provided. The feed water and steam header may include a nozzle connection portion connected to a steam nozzle or a feed water nozzle of a reactor vessel, a header flange protruded outward from a lower part of the nozzle connection portion, and a tube connection portion disposed on two pipelines branched from the nozzle connection portion and connected to a tube of the steam generator.	02-21-2013

In Su Hwang, Chungcheongnam-Do KR

Patent application number	Description	Published
20090024689	INTERFACE DEVICE FOR SEMICONDUCTOR EQUIPMENT AND MONITORING SYSTEM USING IT - An interface device for semiconductor equipment which converts messages of semiconductor equipment received and transmitted via different protocols to integral XML (extensible Markup Language) message format, and the monitoring system using same is capable of distributed or integral message monitoring of the semiconductor equipment. The monitoring system comprising an interface device for semiconductor equipment capable of converting messages of semiconductor equipment received and transmitted via different protocols to integral XML message format, and classifying the message converted to XML format based on message characteristic. A monitoring server provided with the XML messages classified and outputted by the interface device for semiconductor equipment to perform monitoring for each message characteristic, such that an integrated monitoring or a distributed monitoring for each message characteristic relative to the messages outputted from multiple semiconductor equipment can be made possible on the web portals.	01-22-2009

In Su Jang, Seoul KR

Patent application number	Description	Published
20130271306	APPARATUS AND METHOD FOR COLLECTING DATA AT MULTI-POINTS - The present invention, which relates to an apparatus for collecting data at multi-points, suggests an apparatus connecting analog blocks obtaining the same channel data in series with each other and connecting analog blocks obtaining different channel data in parallel with each other to collect data. The suggested apparatus includes a channel data collecting group including at least two channel data collecting units having data obtaining modules collecting channel data at different points and connected in series with each other; and a channel data processing unit including the channel data collecting units connected in parallel with each other and controlling each of the data obtaining module so as to allow each of the channel obtaining module to shift the channel data by a predetermined size.	10-17-2013
20130321030	MOVING AVERAGE FILTER BASED ON CHARGE SAMPLING AND MOVING AVERAGE FILTERING METHOD USING THE SAME - The present invention relates to a movement average filter based on charge sampling and a moving average filtering method using the same. The moving average filter includes a voltage-current converter and a first sampling unit. The voltage-current converter converts an input voltage signal into an input current signal and outputs the input current signal. The first sampling unit includes a first 1-unit sampler, an α-unit sampler, and a second 1-unit sampler connected in parallel between an output terminal of the voltage-current converter and a filtered signal output terminal, wherein each of the first 1-unit sampler, the α-unit sampler, and the second 1-unit sampler has a sampling capacitor bank for performing charge sampling. A ratio of sampling capacitances of sampling capacitor banks of the first 1-unit sampler, the α-unit sampler, and the second 1-unit sampler is 1:α:1, wherein a is adjusted to have a value between 1 and 2.	12-05-2013
20130329780	INVERSE TRANSFORM METHOD FOR ULTRA-HIGH RESOLUTION VIDEO CODEC - Disclosed herein is an inverse transform method for an ultra-high resolution video codec. In the inverse transform method for an ultra-high resolution video codec using a Forward Discrete Cosine Transform (FDCT) algorithm, one of a plurality of pixel values is input as a first pixel value. One of remaining pixel values other than the first pixel value is input as a second pixel value. A first median value is calculated using a butterfly operation by applying coefficient values, respectively corresponding to the first and second pixel values, to the first and second pixel values. The first pixel value is replaced with the calculated first median value so as to re-perform the inverse transform method.	12-12-2013

In Su Jeon, Gwangju KR

Patent application number	Description	Published
20130121474	X-RAY NEEDLE MODULE FOR LOCAL RADIATION THERAPY - An X-ray needle module for local radiation therapy according to the present invention includes: an X-ray generating part (	05-16-2013
20130329852	NON-ROTATIONAL COMPUTERIZED TOMOGRAPHY SYSTEM - A non-rotational CT system according to the present invention comprises: a plurality of X-ray generation units which are radially arranged by being spaced at certain intervals around an inspected object, and in which position correcting sensors are equipped on one side thereof; a plurality of X-ray detection units which are arranged in separated spaces between the X-ray generation units, are provided alternately with the X-ray generation units, and in which position correcting sensors are equipped on one side thereof;	12-12-2013

In Su Jung, Seoul KR

Patent application number	Description	Published
20100180632	PILEUS-GILLS TYPE HELIUM CONDENSER AND APPARATUS INCLUDING THE SAME - Provided are a pileus-gills type helium condenser and an apparatus, including the same, for condensing helium. The pileus-gills type helium condenser includes: a body having a hemispheric shape and formed of a highly thermally conductive metal; a plurality of cooling fins collectively having a pileus gills-like shape and arranged along the circumference of the body to be spaced apart from one another; and a through-hole formed in the center of the body to be adjacent to the cooling fins.	07-22-2010

In Su Kim, Gwangmyeong-Si KR

Patent application number	Description	Published
20150279048	METHOD FOR GENERATING A HIERARCHICAL STRUCTURED PATTERN BASED DESCRIPTOR AND METHOD AND DEVICE FOR RECOGNIZING OBJECT USING THE SAME - Disclosed are a method of generating a hierarchical structured pattern based descriptor and a method and a device for recognizing an object in an image using the same. The method of generating a hierarchical structured pattern based descriptor may include generating a hierarchical structured pattern by defining a parent node based on a patch region for a feature point of an input image to be analyzed and defining a child node obtained by dividing the parent node to a predetermined depth, calculating a master direction vector of the patch region based on position coordinates and representative pixel values of the parent node and the child node, and calculating a rotation angle of the patch region based on the master direction vector and rotating the hierarchical structured pattern by the rotation angle.	10-01-2015

In Su Kim, Hwangsung-Si KR

Patent application number	Description	Published
20100078273	Electronic Parking Brake Apparatus - An electronic parking brake apparatus may include a driving member coupled to and actuating a parking cable, a case in which the driving member is housed, a cable ferrule disposed outside the case and coupled to a portion of the parking cable therethrough, wherein the cable ferrule is biased toward the case by the parking cable when the driving member actuates the parking cable, and a sensing member interposed between the case and the cable ferrule and measuring tension of the parking cable.	04-01-2010
20100140028	Electronic Wedge Brake System - An electronic wedge brake system includes an upper wedge member, one end portion of which is coupled to an inner pad provided to one side of a disc, and the other end portion of which defines an upper wedge surface thereon, a lower wedge member disposed adjacent to the upper wedge member and connected to a stationary member, the lower wedge member defining a lower wedge surface thereon in a side facing the upper wedge surface, at least a wedge roller provided between the upper and lower wedge surfaces, a roller grip plate slidably coupled to the upper wedge member for guiding a motion of the upper wedge member, and an actuator coupled to the stationary member and the roller grip plate and configured to selectively move the roller grip plate and the upper wedge member so that the inner pad can be engaged to or disengaged from the disc.	06-10-2010

In Su Kim, Gyeonggi-Do KR

Patent application number	Description	Published
20150036938	METHOD FOR RECOGNIZING OBJECT USING COVARIANCE DESCRIPTOR AND APPARATUS THEREOF - Disclosed are object recognizing method and apparatus. The method may comprise extracting a feature point of an object to be recognized in an input image; generating a plurality of feature images by extracting orientation information of a region adjacent to the feature point and normalizing the region based in the orientation information; deriving a covariance descriptor based on the feature images; and recognizing the object in the input image by comparing the covariance descriptor with a reference covariance descriptor stored in advance. Thus, the object can be recognized fast and robustly to changes on the size of the input image, rotations of the input image, and illumination, whereby the recognition performance can be enhanced.	02-05-2015

In Su Kim, Cheongju-Si KR

Patent application number	Description	Published
20140070267	POWER SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF - Provided is a power semiconductor device and a fabrication method thereof are provided. The power semiconductor device includes: a first epitaxial layer; a collector layer formed on one side of the first epitaxial layer; and a second epitaxial layer formed on another side of the first epitaxial layer, the first epitaxial layer having a higher doping concentration than the second epitaxial layer.	03-13-2014

In Su Kim, Anyang-Si KR

Patent application number	Description	Published
20140074369	METHOD FOR CONTROLLING BRAKING OF VEHICLE - A method for controlling braking of a vehicle calculates a driver request braking deceleration and a current frictional coefficient of a road surface to obtain a vehicle deceleration corresponding to the coefficient of the road surface. A maximum deceleration at which a wheel lock, does not occur upon braking only by a driving wheel is calculated When the driver deceleration is equal to or smaller than the coefficient by comparing the driver deceleration and the vehicle deceleration. A braking force is determined by distributing a regenerative braking force of the driving wheel and a frictional braking force of a driven wheel according to the coefficient when the maximum deceleration is smaller than the driver deceleration by comparing the maximum deceleration and the driver deceleration. A driving motor and a frictional braking device are controlled to generate the determined regenerative braking force and frictional braking force.	03-13-2014
20140324283	FAILURE DIAGNOSIS METHOD FOR BRAKE SYSTEM OF VEHICLE - A failure diagnosis method for a brake system of a vehicle determines whether the failure occurs in a regenerative braking device, a front-wheel friction braking device or a rear-wheel friction braking device. The method may include comparing a driver's required acceleration/deceleration with a current acceleration/deceleration of the vehicle, determining that a failure has occurred in the brake system of the vehicle when the driver's required acceleration/deceleration is different from the current acceleration/deceleration of the vehicle and comparing a driver's required braking torque with a regenerative braking maximum torque, and determining that the failure does not occur in the brake system of the vehicle when the driver's required acceleration/deceleration is substantially equal to the current acceleration/deceleration of the vehicle.	10-30-2014

In Su Kim, Hwaseong KR

Patent application number	Description	Published
20140163833	METHOD AND SYSTEM FOR CONTROLLING BRAKING OF VEHICLE - Disclosed is a system and method for controlling braking of a vehicle equipped with an electronic wedge brake on a driving wheel thereof that receives a torque of a driving motor. The method includes obtaining a driver request to decelerate when a driver engages a brake pedal. A regenerative braking torque, a frictional braking torque of the driving wheel, and a friction braking torque of a coupled driving wheel are obtained from the request in a regenerative braking entrance state. An allowable frictional braking torque is obtained from wheel speed data, and is compared with the frictional braking torque. A compensation frictional braking torque is calculated from the friction braking torque and the allowable frictional braking torque when the frictional braking torque is greater than the allowable frictional braking torque. Braking control of the coupled driving wheel is performed using a torque as a final target torque.	06-12-2014
20140188361	MOTOR DRIVEN BRAKE SYSTEM - A motor driven brake system including a parking brake, in particular, a motor driven parking brake system in which a parking brake is implemented using a compact motor and a plurality of disks and friction pads mutually fractionized or released by the compact motor, so that it is possible to reduce operating noise of a solenoid as compared with that of an existing solenoid and to prevent a phenomenon that although a power failure of the compact motor occurs during driving, the braking power of the motor driven brake system is not released.	07-03-2014

In Su Lee, Gyeonggi-Do KR

Patent application number	Description	Published
20150025821	DATA STORAGE DEVICE AND SYSTEM HAVING ADAPTIVE BROWNOUT DETECTION - Technologies are described herein for adaptive brownout detection and mitigation in a storage device having rotational storage media. A target position on the rotational storage media for a current write operation is received. A value for a brownout mitigation parameter is determined based on the target position. A brownout condition is then detected on the storage device, and upon detecting the brownout condition, the current write operation is completed before a power-on reset of the storage device.	01-22-2015

In Su Park, Chungbuk KR

Patent application number	Description	Published
20130009239	3-D NON-VOLATILE MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME - A 3-D non-volatile memory device includes a pipe gate having a first trench formed therein, word lines stacked in multiple layers over the pipe gate, second trenches coupled to the first trench and formed to penetrate the word lines, a first channel layer formed within the first trench, and second channel layers formed within the second trenches, respectively, and coupled to the first channel layer, wherein the width or depth of the first trench is smaller than the diameter of each of the second trenches.	01-10-2013

In Su Park, Seoul KR

Patent application number	Description	Published
20120134965	METHOD FOR DIFFERENTIATION OF STEM CELLS INTO VASCULAR CELLS AND THE INDUCTION OF ANGIOGENESIS USING THE SAME - The present invention relates to a method for differentiating stem cells into vascular cells by culturing them in the form of a three-dimensional cell cluster and the use of the three-dimensional cell cluster for angiogenesis. Specifically, the present invention teaches a method for differentiating stem cells into vascular cells comprising culturing stem cells by adhering them onto a culture plate with a surface having a hydrophobic property or a culture plate onto which a growth factor is immobilized, wherein the cultured stem cells are later detached from the culture plate as their density increases to form a three-dimensional cell cluster and grown in the form of a three-dimensional cell cluster while differentiating into vascular cells. Also disclosed is the use of a three-dimensional cell cluster composed of the vascular cells differentiated from stem cells by the above method as a cell therapy agent for angiogenesis.	05-31-2012

In Su Park, Cheongju-Si Chungcheongbuk-Do KR

Patent application number	Description	Published
20150162345	SEMICONDUCTOR MEMORY DEVICE INCLUDING A SLIT - A semiconductor device includes a first conductive layer, at least one first slit through the first conductive layer, and configured to divide the first conductive layer in the unit of a memory block, second conductive layers stacked on the first conductive layer, and a second slit through the second conductive layers at a different location from the first slit and configured to divide the second conductive layers in the unit of the memory block.	06-11-2015

In Su Park, Gyeonggi-Do KR

Patent application number	Description	Published
20130081481	APPARATUS FOR COUNTING COMPONENTS - Disclosed herein is an apparatus for counting components, the apparatus including: a separating part separating a plurality of components into individual components; pipes moving the components separated by the separating part therethrough; a counting part positioned on the pipes to count the components passing through the pipes; and a vacuum sucking part positioned at distal ends of the pipes. Therefore, it is possible to accurately and rapidly count the number of micro electronic components. In addition, it is possible to track loss of electronic components generated between processes by accurately and rapidly counting the electronic components.	04-04-2013

In Su Seo, Seoul KR

Patent application number	Description	Published
20140339196	ARC EXTINGUISHING UNIT FOR MOLDED CASE CIRCUIT BREAKER - There is provided an arc extinguishing unit of a molded case circuit breaker (MCCB) having a structure in which grids and side plates forming an arc chamber are coupled in an inserted manner, facilitating an operation, and intervals of grids are uniformly maintained and a configuration of the grids is not damaged, thus maintaining stable performance and allowing for maintenance.	11-20-2014

In Su Seo, Daejeon KR

Patent application number	Description	Published
20150078983	METHOD OF PREPARING CARBON FIBER FROM WOOD WASTE INCLUDING ADHESIVE - Provided is a method of preparing cellulose fiber and carbon fiber by recycling industrial wood waste, wherein the carbon fiber is prepared by preparing high purity cellulose pulp by using, as a raw material, wood waste generated by manufacturers of pulp, furniture and other industrial products from wood and by eliminating resin and lignin impregnated in the wood waste through pulping and bleaching of the raw material, by preparing cellulose fiber by directly dissolving the prepared pulp in a cellulose solvent, and then by performing stabilizing and carbonizing with the cellulose fiber as a precursor.	03-19-2015

In Su Seo, Suwon-Si KR

Patent application number	Description	Published
20090163249	Case having display window and mobile terminal having the case - A case having a display window and a mobile terminal having the case that suppress damage due to static electricity applied to a display window are provided. The case of a mobile terminal for covering a display device thereof includes: a case body in which a window space for exposing a panel of the display device is formed; and a display window attached to a peripheral edge of the window space and having an EMI protection layer formed around a peripheral edge of the display window. Static electricity applied to the display window of the case is thereby grounded through the EMI protection layer formed in the display window, thus suppressing damage of an external appearance of the display device due to static electricity.	06-25-2009

In Su Yoon, Suwon-Si KR

Patent application number	Description	Published
20150235052	ELECTRONIC DEVICE AND METHOD FOR PROTECTING USERS PRIVACY - An electronic device protecting privacy is provided. The electronic device includes a communication module configured to perform wireless communication, and a control module configured to select one of an active scan and a passive scan by controlling the communication module.	08-20-2015

In-Su Baek, Anyang-Si KR

Patent application number	Description	Published
20140024992	Cylindrical Structure Having Lumen to Be Implanted Into Human Body - A cylindrical structure having a lumen to be implanted into a human body. The cylindrical structure has a coating layer formed on at least one part of an inner surface of either or both ends of the cylindrical structure, wherein the coating layer includes a polymer for drug release control and a bioactive material.	01-23-2014

In-Su Baek, Seoul KR

Patent application number	Description	Published
20140043563	BACKLIGHT DEVICE AND LIQUID DISPLAY DEVICE INCLUDING THE SAME - A backlight device includes a light guide plate including a plurality of edges and a light source bar. At least one of the plurality of edges includes a depression, the light source bar is positioned within the depression and includes a plurality of light sources, and the plurality of light sources emit light in different directions.	02-13-2014
20140112019	DISPLAY DEVICE HAVING A SIMPLIFIED ASSEMBLY OF COMPONENTS - A display device having a simplified assembly of components. The display device includes a display panel, a circuit board, a light guide plate disposed under the display panel to guide a light toward the display panel, a molding member disposed between the display panel and the light guide plate, and a covering member extending from a lower surface of the light guide plate to an upper surface of the display panel. The light guide plate has a supporting portion that protrudes from a side surface of the light guide plate to support the circuit board disposed adjacent to an edge of the display panel. The molding member supports the display panel. The covering member fixes the components of the display device. This way a display device is provided that does not need a bottom chassis, thereby the assembling of the display panel is simplified.	04-24-2014
20140253823	TOUCH SCREEN DISPLAY APPARATUS HAVING IMPROVED SUPPORT FOR BOTH TOUCH SCREEN AND DISPLAY PANELS - A display apparatus includes a receiving container, a backlight assembly, a display panel, a touch screen assembly, a first mold frame, and a second mold frame.	09-11-2014
20150092385	DISPLAY APPARATUS - A display apparatus includes a display panel which displays an image, a polarizing member including a first polarizing film on a lower surface of the display panel and a second polarizing film on an upper surface of the display panel, a light guide plate which receives the display panel and is adhered to the first polarizing film, and a reflecting sheet extending from a lower surface of the light guide plate to the upper surface of the display panel and covering the light guide plate and a portion of the display panel.	04-02-2015
20150160494	LIQUID CRYSTAL DISPLAY - A display device includes a touch panel, a display panel, a backlight assembly, a bottom chassis, and a rear cover. The display panel is coupled to the touch panel. The backlight assembly includes a light source to supply light to the display panel, and an optical sheet including a protrusion. The display panel is disposed between the touch panel and the backlight assembly. The bottom chassis includes extensions protruding from walls defining a cavity region to receive the display panel. The extensions support the touch panel. The rear cover is configured to receive the bottom chassis. The bottom chassis is disposed between the rear cover and the touch panel. One of the walls of the bottom chassis includes an opening. The protrusion is configured to engage the opening to couple the optical sheet to the bottom chassis.	06-11-2015

In-Su Choi, Hwaseong-Si KR

Patent application number	Description	Published
20120324177	APPARATUS AND METHOD FOR ACCESSING NETWORK MEMORY - In one embodiment, the apparatus includes a media access control (MAC) processor and a memory controller. The MAC processor is connected to a physical layer of the network, parses a frame received from the physical layer, and outputs a memory command. The memory controller outputs first data received from the network to the network memory or second data output from the network memory to the network according to the memory command.	12-20-2012
20130060985	DEVICE CAPABLE OF ADOPTING AN EXTERNAL MEMORY - A device includes a memory controller, a memory bus coupled to the memory controller, an internal memory and an external memory connection unit. The internal memory may be directly connected to the memory controller through the memory bus. The external memory connection unit may connect an external memory directly to the memory controller through a portion of signal lines in the memory bus, and may generate a flag signal indicating whether the external memory is connected to the external memory connection unit.	03-07-2013
20140078846	SEMICONDUCTOR MEMORY DEVICE CAPABLE OF PERFORMING REFRESH OPERATION WITHOUT AUTO REFRESH COMMAND - A semiconductor memory device includes an internal address generating circuit; an internal command generating circuit; and a memory cell array including one or more memory bank groups. The semiconductor memory device is configured such that when a read command or a write command is input, if a first portion of a plurality of memory banks of a first memory bank group from among one or more memory bank groups of the memory cell array performs a read operation or a write operation, a second portion of the plurality of memory banks of the first memory bank group performs a refresh operation.	03-20-2014
20140143478	SEMICONDUCTOR MEMORY DEVICE AND COMPUTER SYSTEM INCLUDING THE SAME - A semiconductor memory device includes a first memory block of a first type of memory; and a second memory block of a second type of memory having a different type from the first type. A first address region of the first memory block and a second address region of the second memory block are included in the same address domain. Each of the first and second memory blocks is accessed by an address signal including an address of the address domain, and the second memory block is a nonvolatile memory.	05-22-2014

In-Su Choi, Gyeonggi-Do KR

Patent application number	Description	Published
20090057466	Seat belt retractor - Provided is a seat belt retractor capable of having its assembly readily performed to increase assembly efficiency, simplifying shapes of components to readily manufacture the retractor and reduce manufacturing cost, and preventing a webbing from being hooked when the webbing is rewound. The seat belt retractor includes a housing constituting a main body of the seat belt retractor, a guide drum rotatably installed in the housing, a connector inserted into one side of the guide drum, a base member surrounding the connector, a gear member inserted into the base member, a cylinder for operating the gear member, a torsion bar inserted into the guide drum, a locking member fixedly inserted between the torsion bar and the guide drum, a locking clutch installed at one surface of the locking member, a mechanism cover installed at one surface of the locking clutch, and a friction spring installed in the mechanism cover to stop operation of a lock arm fixed to the locking clutch.	03-05-2009
20090057467	Cover structure of seat belt retractor - Provided is a cover structure of a seat belt retractor including a mechanism cover having a latch formed at a cylindrical inner periphery thereof and a vehicle sensor installed at a lower part thereof, in order to reduce assembly time of the vehicle sensor, characterized in that the mechanism cover has an accommodating part having an opened lower surface for disposing the vehicle sensor therein, the accommodating part has a fixing hole formed at one side surface thereof, and the vehicle sensor has a fixing projection projecting from a position corresponding to the fixing hole.	03-05-2009
20090057468	Torsion bar support structure of seat belt retractor - Provided is a torsion bar support structure of a seat belt retractor capable of smoothly rotating a rotary torsion bar and preventing deformation of the torsion bar due to moment applied to the torsion bar by coupling support members to both ends of the torsion bar. The torsion bar support structure of a seat belt retractor includes a housing constituting a main body of the seat belt retractor, a guide drum rotatably coupled to the housing, a torsion bar inserted into the guide drum, a base member fixed to one side of the housing, a locking member fixed to the other side of the housing, and a cylinder accommodating a piston therein to rotate a gear member fixed to the base member, the structure including: a bearing member coupled to the gear member, and a cap surrounding a cover fixing shaft projecting from the locking member, wherein the bearing member and the cap rotatably support the torsion bar when rotation moment is applied in a circumferential direction and an axial direction of the torsion bar.	03-05-2009
20090057469	Locking member mounting structure of seat belt retractor - Provided is a locking member mounting structure of a seat belt retractor including: a locking base coupled to one side of a guide drum; a locking clutch rotatably coupled to one side surface of the locking base; a lock arm coupled to one side surface of the locking clutch so as to rotate at a predetermined angle; and a mechanism cover covering the locking clutch and the lock arm, wherein a leaf spring is fixed to extend to one side from a boss formed in the center of the locking clutch, and a fixing piece projects from one surface of the lock arm so as to be fixed to the leaf spring.	03-05-2009
20090134691	Cylinder in pretensioner for seat belt retractor and pretensioner for seat belt retractor employing the same - Provided is a pretensioner for a seat belt retractor. The pretensioner for a seat belt retractor of a vehicle includes a torsion bar on which a webbing is wound; a gear member connected to the torsion bar; a base member with which the gear member is meshed and through which the torsion bar passes; a cylinder having a movement guide hole formed therein to supply a gas upon rapid deceleration of the vehicle; a piston having a rack formed at a side surface thereof in a longitudinal direction to be meshed with the gear member and moved along the movement guide hole upon supply of a gas, and; a cylindrical sealing operation part integrally formed with a bottom of the piston and projecting therefrom; and a sealing part coupled to an outer periphery of the sealing operation part to seal between the piston and an inner wall of the cylinder, wherein the base member has a hooking means for hooking the piston to a rack. Since the rack of the piston is hooked by the hooking means and assembled thereto, it is possible to form an appropriate gap (or a marginal space) between the sealing part and the straight movement guide hole.	05-28-2009
20120331041	LOOKUP TABLE LOGIC APPARATUS AND SERVER COMMUNICATING WITH THE SAME - An LUT logic apparatus for handling tasks requested by a plurality of clients via a server in a network in which the server is connected with the plurality of clients may include a plurality of table identification (ID) processors, a controller, and a media access control (MAC) processor. The plurality of table ID processors correspond respectively to a plurality of table IDs. When an on signal is received, the table ID processors read response data corresponding to requested tasks from a storage unit and generate and output packets including the read response data. The controller identifies table IDs corresponding to the requested tasks and outputs the on signal to the corresponding table ID processors. The MAC processor parses the tasks requested by the server, transfers the parsed tasks to the controller, and outputs the packets output from the table ID processors corresponding to the parsed tasks to the clients.	12-27-2012

In-Su Hwang, Seoul KR

Patent application number	Description	Published
20110093727	IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF - Disclosed is an image forming apparatus includes an imaging forming unit configured to form an image; a main controller configured to control an operation of the imaging forming unit; a USB interface configured to receive and to transmit USB data from and to a host apparatus; a power supply configured to supply power to the image forming unit and the main controller; a switch configured to supply power selectively under the control of the main controller; and a sub controller configured to output a power control signal for turning on the switch if USB data is received from the host apparatus in a sleep mode during which the main controller is turned off. Power consumption is thereby reduced by turning off the power to the main controller in the sleep mode.	04-21-2011

In-Su Jang, Daejeon KR

Patent application number	Description	Published
20150032241	DEVICE AND METHOD FOR SUPPORTING 3D OBJECT PRINTING AND APPARATUS FOR PROVIDING 3D OBJECT PRINTING SERVICE - Disclosed herein is a device and method for supporting 3D object printing and an apparatus for providing a 3D object printing service. A proposed device for supporting 3D object printing includes an information collection unit for collecting preference information of a user and performance information of a 3D printer. A download unit downloads a 3D model that is an object to be printed and model information defined in the 3D model in response to a printable selection signal. A model information creation unit creates new model information based on the 3D model and the model information defined in the 3D model. A print control command generation unit generates a print control command based on the preference information of the user and the performance information of the 3D printer, output from the information collection unit, and the new model information, output from the model information creation unit.	01-29-2015
20150138194	ASSEMBLY SIMULATION APPARATUS AND METHOD FOR WOODEN STRUCTURE - An assembly simulation apparatus and method for a wooden structure are provided. The assembly simulation apparatus for a wooden structure includes an element analysis unit for analyzing shapes of a plurality of elements constituting a three-dimensional (3D) wooden structure model and a coupling relation between the elements. A relation graph generation unit generates a relation graph based on the analyzed shapes of the plurality of elements and the analyzed coupling relation between the elements. An animation creation unit creates an animation of a movement path depending on a task for coupling or separating the plurality of elements, based on the generated relation graph. An animation play unit simulates an assembly method for the wooden structure by playing the created animation depending on the assembly method for the wooden structure.	05-21-2015
20150193563	METHOD FOR CREATING TEMPLATE OF BUILDING COMPONENT, METHOD FOR CREATING PRIMITIVE, AND APPARATUS FOR MODELING BUILDING COMPONENT - A building component modeling apparatus records a process of creating the first component through at least one first primitive among a plurality of building primitives. The building component modeling apparatus analyzes the process of creating the first component to extract at least one first parameter defining the first component. The building component modeling apparatus creates a template of the first component by using the at least one first parameter.	07-09-2015
20150195434	THREE-DIMENSIONAL FACE SCANNING APPARATUS - A three-dimensional (3D) face scanning apparatus is provided. The 3D face scanning apparatus includes a housing body configured to comprise a darkroom formed inside, and a face positioning part with an opening in front of the darkroom, allowing a user's face to be placed in the darkroom therethrough; a camera module installed at a rear of the darkroom to capture stereo images of the user's face; and a lighting module installed in the darkroom to illuminate the face. The 3D face scanning apparatus enables an ordinary user to easily perform 3D face scanning, and has improved mobility due to its compact structure.	07-09-2015

In-Su Jeon, Jung-Gu KR

Patent application number	Description	Published
20100159229	REMOVAL OF BULGE EFFECTS IN NANOPATTERNING - A nanostructure without bulges and a method of fabricating the nanostructure are provided. The method includes forming a nanopattern on a surface of a polymer, allowing the surface of the polymer with the nanopattern to come into contact with a predetermined solvent, and applying an external stimulus to the surface of the polymer in contact with the solvent to remove bulges around the nanopattern formed during formation of the nanopattern. Accordingly, the bulges of the nanostructure where the nanopattern is formed may be removed at a low cost and in a simple manner.	06-24-2010

In-Su Jeon, Incheon KR

Patent application number	Description	Published
20130111635	PROBE HEAD SCANNING PROBE MICROSCOPE INCLUDING THE SAME	05-02-2013
20140159545	PIEZOELECTRIC LINEAR ACTUATOR - Provided is a piezoelectric linear actuator. The piezoelectric linear actuator includes a slider having first and second surfaces facing each other, first and second plates spaced by predetermined distances from the first and second surfaces of the slider, respectively, a plurality of shear piezo stacks having one end fixed to the corresponding first or second plates, the plurality of shear piezo stacks being disposed toward the slider, and a friction member disposed on the shear piezo stacks to support the slider by a friction force with the slider. The slider includes a piezo plate expanding or contracting with respect to the shear piezo stacks according to a voltage applied thereto and a sliding member on each of both opposite surfaces of the piezo plate contacting the friction member.	06-12-2014
20140375652	APPARATUS FOR MEASURING STATIC ELECTRICITY AND METHOD FOR MEASURING STATIC ELECTRICITY - An apparatus for measuring static electricity on a substrate includes a measuring unit, an information processing unit, and a display unit. The measuring unit measures first static electricity information from the substrate. The information processing unit calculates a static electricity distribution state of the substrate using the first static electricity information. The display unit displays a graphic image representing the static electricity distribution state. The information processing unit includes a calculating unit and a controller. The calculating unit estimates second static electricity information using the first static electricity information. The controller calculates the static electricity distribution state of the substrate using the first static electricity information and the second static electricity information.	12-25-2014

In-Su Kang, Daejeon KR

Patent application number	Description	Published
20090037380	System and method for providing integrated search using URI database - Provided is a system for providing integrated search using a URI database, the system including a URI database that stores associated information corresponding to a specific entity as object identifiers; an entity information processing unit that searches a URI database in accordance with a query input of a user so as to check the type of an entity and provides entity information; and an integrated-search result providing unit that provides an integrated-search result page for the corresponding entity, based on the entity information provided from the entity information processing unit.	02-05-2009
20100205229	SYSTEM AND METHOD FOR INSTANCES REGISTERING BASED ON HISTORY - A system for registering instances based on history is disclosed. An instance registration setting unit reads ontologies and storing them in memory, and provides an interface capable of editing one or more instances included in each of classes. The instances are provided through an ontology viewer for visualizing relationships between the stored ontologies. An instance registration editing unit edits, searches for, and registers the instances using the interface provided by the instance registration setting unit, and supports the editing by extracting one or more object names based on external information while managing the edited instances based on the history.	08-12-2010

In-Su Kim, Suwon-Si KR

Patent application number	Description	Published
20110063750	SYSTEM AND METHOD TO CONTROL SPIN-UP OF STORAGE DEVICE - A storage device spin-up control system includes a storage device to store data, a host to selectively control a spin-up mode of the storage device, and an interface to link the storage device and the host. The host controls the spin-up mode of the storage device based on a level of a signal output from a power connector of the interface. Thus, spin-up failure of the storage device due to insufficient power supply from the host may be prevented.	03-17-2011

In-Su Kim, Daejeon KR

Patent application number	Description	Published
20130188968	VISIBLE LIGHT COMMUNICATION METHOD USING DMX-512 NETWORK AND APPARATUSES FOR THE SAME - Disclosed herein are a Visual Light Communication (VLC) method and apparatus using a DMX-512 network. The VLC apparatus includes a DMX signal generation unit and a DMX signal transmission unit. The DMX signal generation unit generates VLC data packets each including a DMX header, fragmentation information, and a data fragment. The DMX signal transmission unit transmits the VLC data packets to an LED lighting apparatus coupled over a DMX-512 network in order to perform VLC.	07-25-2013
20130234607	LED LIGHTING CONTROL APPARATUS AND METHOD BASED ON VISIBLE LIGHT COMMUNICATION - Disclosed herein is an LED lighting control apparatus and method based on visible light communication. The LED lighting control apparatus includes lighting information collection means for collecting status information about lighting means and environmental information about surroundings of the lighting means, and transmitting the collected information to lighting control means. The lighting information collection means includes a visible light reception processing unit for receiving the status information about the lighting means contained in a visible light signal emitted from the lighting means, a lighting information analysis unit including a plurality of environmental information sensors for detecting the environmental information about the surroundings of the lighting means, the lighting information analysis unit analyzing the environmental information detected by the environmental information sensors, and a lighting information control unit for collecting the status information and the analyzed environmental information and transmitting the collected information to the lighting control means.	09-12-2013
20130343768	INTER-VEHICLE COMMUNICATION APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATION - The present invention relates to an inter-vehicle communication apparatus and method using visible light communication. The inter-vehicle communication apparatus using visible light communication includes a spreading code application unit for applying a spreading code to transmission data desired to be transmitted, and a transmission unit for generating a transmission frame based on the transmission data to which the spreading code is applied, and transmitting the transmission frame via a lighting lamp of a vehicle. The transmission frame includes a preamble field required to synchronize the transmission frame, a data field required to transmit the transmission data, and a position field required to provide hopping information of the transmission data.	12-26-2013
20140009083	APPARATUS AND METHOD FOR CONTROLLING FAULT IN LIGHTING NETWORK - Disclosed herein is an apparatus and method for controlling a fault in a lighting network The apparatus includes power selection units respectively provided in a plurality of lighting units connected to one another over a network, each power selection unit being configured to compare a reference voltage with an output voltage sensed from power supply signals input from power supply units respectively provided in a lighting unit, located ahead of a faulty lighting unit, and the faulty lighting unit if a fault occurs in the lighting unit, and to select supply power to be supplied to the faulty lighting unit. Lighting control units control driving of the faulty lighting unit using the selected supply power.	01-09-2014
20140010540	VISIBLE LIGHT COMMUNICATION METHOD AND APPARATUS - Disclosed herein are a visible light communication method and apparatus. The visible light communication method includes determining whether a current location is the start of a symbol of a transmission signal, setting a sample index, a signal accumulated value for an accumulation region of a front half portion of the symbol, and a signal accumulated value for an accumulation region of a rear half portion of the symbol, determining whether the sample index belongs to an accumulation region of the front or rear half portion of the symbol, and accumulating samples of the transmission signal in accordance with the location to which the sample index belongs, determining whether a current location corresponds to the end of the symbol, and outputting a Variable Pulse Position Modulation (VPPM) communication signal corresponding to the transmission signal.	01-09-2014
20140052390	APPARATUS AND METHOD FOR DETECTING ERROR AND VARIATION IN LIGHT-EMITTING DIODE LIGHTTING - Disclosed herein are an apparatus and method for sensing an error and a variation in Light-Emitting Diode (LED) lighting. In the method, a PWM signal including required light emission information is generated. Tail data including operation information is generated. A CRC value based on the tail data is also generated. A tail-CRC signal is generated by combining the tail data with the CRC value. Finally, a PWM-tail signal is generated by combining the tail-CRC signal with the PWM signal.	02-20-2014
20140110571	MOTION SENSOR AND METHOD OF OPERATING THE SAME - The present invention relates to a motion sensor and method of operating the motion sensor, which can adjust the range of a detection area. For this, the motion sensor according to the present invention includes a detection unit for outputting a variation signal corresponding to motion. A threshold level setting unit variably sets at least one changeable threshold level. A comparison unit detects the motion by performing a comparison operation based on the changeable threshold level and the variation signal at threshold sensitivity corresponding to the changeable threshold level.	04-24-2014
20140139113	LIGHTING NETWORK CONTROL APPARATUS AND METHOD - Disclosed herein are an apparatus and method for controlling a lighting network. The apparatus for controlling lighting network includes a control device and a plurality of control gears. The control device generates and transfers commands to control lighting. The plurality of control gears receives the commands from the control device and control lighting. The control device assigns a right to use a lighting network to the control gears, and the control gears send information about a change in a lighting state or error details to the control device using the right to use a lighting network.	05-22-2014
20140199071	METHOD OF PROCESSING DMX-VLC ADDRESS USING DMX-512 NETWORK AND DEVICE USING THE SAME - The present invention relates to a method of processing a Digital Multiplex (DMX)-Visible Light Communication (VLC) address and a device using the method. In the method of processing a DMX-VLC address, a DMX-512 packet is received. It is determined whether the DMX-512 packet includes dimming data by using a start code of the DMX-512 packet. Lighting data is processed using an address recorded in a DMX-512 address field of a DMX-VLC address included in the DMX-512 packet if it is determined that the DMX-512 packet includes the dimming data. Non-lighting data is processed using an address recorded in a DMX-VLC extended address field of the DMX-VLC address if it is determined that the DMX-512 packet does not include dimming data.	07-17-2014
20140199078	VISIBLE LIGHT COMMUNICATION METHOD USING DMX-512 NETWORK AND DEVICE FOR THE SAME - Disclosed herein is a visible light communication method and device using a DMX-512 network. In the visible light communication method, dimming data packets are received. Visible Light Communication (VLC) data packets are generated. The dimming data packets and the VLC data packets are scheduled so that one or more of the VLC data packets are transmitted to Light Emitting Diode (LED) lighting devices connected over a Digital Multiplex (DMX)-512 network between transmission times of the dimming data packets.	07-17-2014
20140236480	REAL-TIME MOVEMENT PATH ESTIMATION APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATION - The present invention relates to a real-time movement path estimation apparatus using visible light communication. A server for performing communication with an agent for tracking a location of a client which is a target to be tracked includes an agent management unit for setting the agent and the client. A server communication unit receives management information of the agent at intervals of a preset monitoring period. A path prediction unit derives a predicted path for a movement path of the client, based on the location information of the client included in the management information and tracked by a location determination device including a visible light communication device or an image capturing device in the agent.	08-21-2014
20140292209	INTELLIGENT LIGHTING CONTROL APPARATUS AND METHOD - The present invention relates to an intelligent lighting control apparatus and method, which control an intelligent lighting unit including multiple sensors depending on time, place, scene, environment, or the like, based on the results of sensing by the sensors. The intelligent lighting control apparatus includes a multi-sensor unit including multiple sensors, the multi-sensor unit sensing motion of a person or an object within a set sensing area using at least one of the multiple sensors. A lighting control unit controls an operation of a lighting unit based on frequency data corresponding to results of sensing by the multi-sensor unit and a class of lighting type corresponding to the frequency data.	10-02-2014
20140306609	LED LIGHTING CONTROL APPARATUS AND LED LIGHTING CONTROL SYSTEM USING THE SAME - Disclosed herein are an LED lighting control apparatus and an LED lighting control system using the apparatus. The proposed system includes a wired lighting unit connected to LED lighting in a wired manner and configured to perform lighting control on LED lighting. A wireless lighting unit performs lighting control on the LED lighting via wireless communication with a wireless terminal and operates in conjunction with the wired lighting unit. A location communication unit allocates individual IDs of LED lighting and performs transmission/reception of data to/from an external terminal. A multi-sensor unit supports multiple sensors and analyzes sensor data collected from the multiple sensors. An active heat dissipation unit dissipates heat from the LED lighting based on analyzed sensor data. A processor control unit controls operations of the wired lighting unit, the wireless lighting unit, the location communication unit, the multi-sensor unit, and the active heat dissipation unit.	10-16-2014
20140316738	APPARATUS AND METHOD FOR MEASURING POSITION OF LIGHT - An apparatus and a method for measuring a position of a light are disclosed. The apparatus for measuring a position of a light includes: an inputting unit configured to receive position information on a building and a floor in which a user is positioned; a position coordinate calculating unit configured to measure distances between a position of the user and wall surfaces in the building in each direction and calculate a position coordinate of the user based on the distances in each direction; a position determining unit configured to apply the position coordinate to a plan view corresponding to the position information to determine an initial position of the user; and a position information combining unit configured to receive a light identifier depending on movement of the user and store position information of the light corresponding to the light identifier.	10-23-2014
20150131428	METHOD AND APPARATUS FOR RECOVERING ERROR IN RDM PROTOCOL - Disclosed herein is a method and apparatus that are capable of retransmitting lost RDM packets in RDM protocol to control various devices connected to DMX512 network. The method recovers an error in a remote controller for remotely controlling devices connected to DMX512 network via RDM protocol based on the DMX512 network. A RDM packet to be transmitted to each device is stored in a buffer, and then the RDM packet is transmitted to the device. A preset period of time is waited for so as to receive a response packet from the device. If the response packet is received within the preset period of time, a transaction number of the response packet is checked, and a sequence of the response packet with respect to previously arrived response packets is determined The corresponding RDM packet is retransmitted depending on a result of determination of the sequence.	05-14-2015
20150137986	SAFETY COMMUNICATION SYSTEM AND METHOD THEREOF - Disclosed are a safety communication system and a method thereof that provide a risk occurrence position and a notification function, and more particularly, disclosed is communication technology including a sensor based lighting for rapidly responding to a risk situation. The safety communication system according to an exemplary embodiment of the present invention includes: a device sensing a risk situation; a lighting crime prevention system analyzing risk situation data received from the device and including a position ID to generate situation data; and a lighting control system controlling an operation of a lighting depending on the situation data.	05-21-2015
20150195892	LIGHTING DEVICE - Provided is a lighting device controlled by a remote lighting control device through wireless communication, including a diffuser unit including a diffuser configured to emit light generated by a light emitting device outwardly and an antenna pattern integrally formed with the diffuser and configured to receive a wireless communication signal for controlling light emission of the light emitting device from the remote lighting control device, a controller configured to receive the wireless communication signal through signal lines electrically connected to the diffuser unit, and a light source module configured to include the light emitting device and control light emission of the light emitting device under the control of the controller.	07-09-2015
20150230322	APPARATUS AND METHOD FOR PROVIDING INDOOR LOCATION INFORMATION USING LIGHTING CONTROL NETWORK - An apparatus and method for providing indoor location information are disclosed herein. The apparatus includes a signal reception unit, a global positioning system (GPS) data reception unit, a frame generation unit, a scheduling unit, and a signal transmission unit. The signal reception unit receives a lighting control frame from a lighting control device. The GPS data reception unit receives location data from GPS satellites. The frame generation unit generates a location data frame by extracting the location of an illumination light stored in a lighting arrangement storage unit, modifying the location data and adding a header to the modified location data. The scheduling unit schedules the lighting control frame or the location data frame. The signal transmission unit transfers the lighting control frame or the location data frame to the corresponding illumination light based on the results of the scheduling of the scheduling unit.	08-13-2015
20150245450	APPARATUS AND METHOD FOR CONTROLLING ZIGBEE WIRELESS LIGHTING - A method and apparatus for controlling Zigbee wireless lighting are disclosed. The apparatus for controlling Zigbee wireless lighting includes an address management unit, a packet conversion unit, and a client unit. The address management unit detects a Zigbee wireless address, corresponding to a light ID included in a command received from a user terminal, in an address management table. The packet conversion unit converts the command into a Zigbee light link (ZLL)-based packet. The client unit transfers the ZLL-based packet to Zigbee wireless illumination light corresponding to the Zigbee wireless address in order to control the Zigbee wireless illumination light.	08-27-2015
20150245451	LIGHTING CONTROL DEVICE AND METHOD - A lighting control device and method are disclosed herein. The lighting control device includes a control unit and a control request unit. The control unit sets up a virtual multiple lighting control unit corresponding to a lighting control command received from a lighting management device. The control request unit selects a wireless light fixture corresponding to a light fixture ID included in the lighting control command, and makes a lighting control request to the selected wireless light fixture. The control unit transfers a response to the lighting control request to the lighting management device, and thus allows a corresponding lighting switch to control the wireless light fixture.	08-27-2015

In-Su Lee, Daejeon KR

Patent application number	Description	Published
20110281048	RESIN COMPOSITION FOR DISPOSAL RESIN MOLDED PRODUCT, AND DISPOSAL RESIN MOLDED PRODUCT - Disclosed is a resin composition for disposable resin molded product, and a disposable resin molded product that enables preparation of a disposable resin molded product not only maintaining excellent mechanical properties but also having biodegradability entailing an environment-friendly feature. The resin composition for disposable resin molded product comprises a polyalkylene carbonate resin.	11-17-2011
20120016101	POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefor, and polylactide resin compositions including the same.	01-19-2012
20120289675	POLYLACTIDE RESIN, METHOD OF PREPARING THE SAME, AND POLYLACTIDE RESIN COMPOSITION COMPRISING THE SAME - Disclosed are polylactide resin that may exhibit and maintain excellent mechanical properties, exhibit excellent heat resistance, and thus can be used for a semi-permanent use, a method for preparing the same, and a polylactide resin composition comprising the same.	11-15-2012
20140018515	POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefore, and polylactide resin compositions including the same.	01-16-2014
20140018516	POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefor, and polylactide resin compositions including the same.	01-16-2014
20140066645	POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF - The present invention is directed to an organometallic complex and a catalyst composition capable of producing polylactide resins with improved properties at a higher conversion rate, a method of producing the organometallic complex, polylactide resins having enhanced hydrolysis resistance and heat resistance together with superior mechanical properties, a preparation process therefor, and polylactide resin compositions including the same.	03-06-2014

In-Su Lee, Seoul KR

Patent application number	Description	Published
20110011337	IMAGE FORMING APPARATUS - An image forming apparatus including a medium feeding unit to supply a print medium, a medium coating assembly to coat the print medium with a coating liquid, and an image forming unit to form an image on the coated print medium, the medium coating assembly including a container to store the coating liquid, a coating unit to coat the print medium with the coating liquid, a channel to guide the coating liquid to move between the container and the coating unit, and a controller to selectively control the coating liquid to be supplied from the container to the coating unit and to be recovered from the coating unit to the container through the same channel.	01-20-2011
20130066024	POLYSILOXANE-POLYLACTIDE BLOCK COPOLYMER AND PREPARATION METHOD THEREOF - The present invention relates to a polysiloxane-polylactide block copolymer and a preparation method thereof, in which the polysiloxane-polylactide block copolymer has improved impact resistance and flexibility, compared to the conventional polylactide resins and can be prepared by ring-opening polymerization of lactide monomers in the presence of a polymerization initiator of polysiloxane.	03-14-2013
20130079547	METHOD FOR PREPARING ALKYL LACTATE AND A METHOD FOR PREPARING LACTAMIDE USING THE SAME - This disclosure relates to a method for preparing alkyl lactate with high yield and high selectivity, comprising the step of reacting glycerol with water or alcohol in the presence of a catalyst.	03-28-2013
20130090451	POLYLACTIDE RESIN HAVING EXCELLENT HEAT RESISTANCE AND PREPARATION METHOD THEREOF - The present invention relates to a polylactide resin having excellent heat resistance, a preparation method thereof, and a polylactide resin composition including the same.	04-11-2013
20130317181	POLYSILOXANE-POLYLACTIDE BLOCK COPOLYMER AND PREPARATION METHOD THEREOF - The present invention relates to a polysiloxane-polylactide block copolymer and a preparation method thereof, in which the polysiloxane-polylactide block copolymer has improved impact resistance and flexibility, compared to the conventional polylactide resins and can be prepared by ring-opening polymerization of lactide monomers in the presence of a polymerization initiator of polysiloxane.	11-28-2013
20140206834	POLYLACTIDE RESIN HAVING EXCELLENT HEAT RESISTANCE AND PREPARATION METHOD THEREOF - The present invention relates to a polylactide resin having excellent heat resistance, a preparation method thereof, and a polylactide resin composition including the same.	07-24-2014

In-Su Lee, Suwon-Si KR

Patent application number	Description	Published
20080231671	INK-JET IMAGE FORMING APPARATUS AND INK SUPPLY DEVICE THEREOF - An image forming apparatus is configured to include an ink supply device with an ink flow path to a print head to eject ink toward a printing medium and a flow regulating valve for the ink flow path. The flow regulating valve to perform opening/closing operations according to at least the ejection amount of ink from a print head. The ink supply device includes a body, which has an ink discharge path coupled to the print head, a first chamber coupled to the ink discharge path, an ink introduction path coupled to the ink tank, a second chamber coupled to the ink introduction path, and a connecting path to coupled the first and second chambers to each other. The flow regulating valve is configured to open or close the connecting path, and a valve drive unit is configured to operate the flow regulating valve.	09-25-2008
20080297546	INK JET IMAGE FORMING APPARATUS - An ink jet image forming apparatus, which is improved in a structure of an ink supply device so as to minimize an influence due to a pressure loss generated in an ink flow passage, is provided. The ink jet image forming apparatus includes a print head to eject an ink to a printing medium, an ink tank to store the ink, an ink circulation passage through which the ink circulates between the ink tank and the print head, a pressure controller which has an ink storage unit communicating with the ink circulation passage and an air storage unit communicating with external air, a valve mounted in the ink circulation passage between the ink tank and the pressure controller, a pump mounted in the ink circulation passage and pumps the ink, and a control unit to control operations of the valve and the pump.	12-04-2008
20090109267	INK-JET IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING INK FLOW - An ink-jet image forming apparatus. The ink-jet image forming apparatus includes a print head having a plurality of nozzles to eject ink, an ink tank to store the ink, an ink supply passage to supply the ink in the ink tank to the print head, an ink return passage to return the ink in the print head to the ink tank, a regulator mounted in the ink supply passage to regulate ink flow supplied to the print head, a shut-off valve mounted in the ink supply passage, between the ink tank and the regulator, to intercept ink flow supplied to the regulator, and an ink pump mounted in the ink return passage to forcedly flow the ink in the ink return passage. The ink pump is configured to be driven in forward and reverse directions so as to change an ink flow direction. Since the shut-off valve intercepts forcedly the ink flow in the ink supply passage, the ink in the ink tank is prevented from flowing abnormally to the print head and leaking from the print head.	04-30-2009
20090267976	INKJET IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING INK FLOW - An inkjet image forming apparatus includes a print head, an ink tank to store ink, an ink feeding path to feed the ink from the ink tank to the print head, a filter disposed on the ink feeding path, and a press unit disposed on the ink feeding path between the filter and the print head, to press the ink present in the ink feeding path toward the ink tank. The press unit repeats a first operation to press the ink in the ink feeding path toward the ink tank, and a second operation to suck the ink in the ink feeding path.	10-29-2009
20100053265	ARRAY TYPE INKJET PRINT HEAD AND IMAGE FORMING APPARATUS HAVING THE SAME - An array type inkjet print head includes an ink cartridge to store ink, at least one print head chip disposed on a base of the ink cartridge to project from the base, the at least one print head chip to fire the ink, a flat plate cover disposed on the base of the ink cartridge and to have at least one opening corresponding to the at least one print head chip, and an adhesive member disposed between the base of the ink cartridge and the flat plate cover to fix the flat plate cover to the base of the ink cartridge. The flat plate cover is formed of either a metal material or a ceramic material.	03-04-2010
20150118611	TONER TO DEVELOP ELECTROSTATIC LATENT IMAGES - A toner to develop electrostatic latent images which uses an appropriate combination of a high molecular weight binder resin and a low molecular weight binder resin, an appropriate amount of a releasing agent, and a combination of silica particles and iron oxide particles as external additives, and thus has the following effects: the toner may reduce a generation amount of ultra-fine particles (UFPs) and have enhanced fluidity, charging uniformity, charging stability, transfer efficiency, fixability, durability and a cleaning ability.	04-30-2015

In-Su Park, Daejeon KR

Patent application number	Description	Published
20140087071	ION-EXCHANGE MANGANESE OXIDE LITHIUM ADSORBENT USING POROUS STRUCTURE AND METHOD FOR PREPARING THE SAME - The present invention relates to an ion-exchange manganese oxide lithium adsorbent using a porous structure and a method for preparing the same. The lithium adsorbent according to the present invention is highly dispersed on the surface of the porous structure, and thus it has excellent adsorption performance and physical stability and is easy to handle. Moreover, through the porous structure, the contact between a lithium-containing solution and the adsorbent is facilitated to maximize the adsorption capacity, thus making it possible to highly efficiently recover lithium ions from a solution containing a small amount of lithium ions.	03-27-2014

In-Su Shin, Korea KR

In-Su Woo, Incheon KR

Patent application number	Description	Published
20150314393	Method for Laser Welding and Welded Metal Using the Same - The present invention relates to a laser welding method that is capable of preventing defects such as pores or pits from being formed in a weld and improving formability of the weld during laser welding, and a welded member using the same. In the laser welding method of performing welding by irradiating laser onto a portion to be welded, there are provided a laser welding method of including supplying a shielding gas to a laser irradiation part and a rear side of the laser irradiation part, and a welded member having welds formed therethrough.	11-05-2015

In-Su Yang, Gyeonggi-Do KR

Patent application number	Description	Published
20120326738	PATTERN SYNTHESIS APPARATUS AND SEMICONDUCTOR TEST SYSTEM HAVING THE SAME - A semiconductor test system includes a user device configured to operate a reference device in accordance with an interface signal based on a timing signal having a variable operating frequency, a pattern synthesis apparatus configured to measure an interval between adjacent edges of the timing signal transmitted from the user device, and extract a logic value of the interface signal in accordance with the timing signal so as to generate test pattern data, and a test device configured to receive the test pattern data, reconstruct the timing signal based on the measured interval, generate a test driving signal such that the logic value is extracted from a device under test (DUT) based on the reconstructed timing signal, and apply the test driving signal to the DUT so as to determine an operating state of the DUT.	12-27-2012

In-Su Yoon, Gyeonggi-Do KR

Patent application number	Description	Published
20150156676	ELECTRONIC APPARATUS FOR DETERMINING RELAY APPARATUS AND METHOD THEREOF - The present disclosure relates to an electronic apparatus for determining a relay apparatus and a method thereof. An electronic apparatus according to various embodiments includes a communication unit that transmits and receives data. The electronic apparatus also includes a controller that determines whether disconnection between an electronic apparatus operating as a relay apparatus and at least one client apparatus is expected. The control also, if the disconnection is expected, informs the at least one client apparatus of the expected disconnection. The control also determines whether a status of the electronic apparatus satisfies a condition for a change to a new relay apparatus and informs the at least one client apparatus that the electronic apparatus no longer operates as the relay apparatus if the condition for a change to a new relay apparatus is satisfied. The control also determines any one of the at least one client apparatus as the new relay apparatus. The control also informs the at least one client apparatus of the determination on the new relay apparatus. Further, other embodiments are possible.	06-04-2015