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Roh, Yongin-Si

Byung-Hyug Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20080203587SEMICONDUCTOR DEVICE INCLUDING CONDUCTIVE LINES WITH FINE LINE WIDTH AND METHOD OF FABRICATING THE SAME - A semiconductor device comprises a semiconductor substrate including a first core region and a second core region between which a cell array region is interposed, a first conductive line and a second conductive line extending to the first core region across the cell array region, and a third conductive line and a fourth conductive line extending to the second core region across the cell array region, wherein a line width of the first through fourth conductive lines is smaller than a resolution limit in a lithography process.08-28-2008
20080296637SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes first gate structures, second gate structures, a first capping layer pattern, a second capping layer pattern, first spacers, second spacers, third spacers, and a substrate having first impurity regions and second impurity regions. The first gate structures are arranged on the substrate at a first pitch. The second gate structures are arranged on the substrate at a second pitch greater than the first pitch. The first capping layer pattern has segments extending along side faces of the first gate structures and segments extending along the substrate. The second capping layer pattern has segments extending along the second gate structures and segments extending along the substrate. The first spacers and the second spacers are stacked on the second capping layer pattern. The third spacers are formed on the first capping layer pattern.12-04-2008
20110147800SEMICONDUCTOR DEVICE INCLUDING CONDUCTIVE LINES WITH FINE LINE WIDTH AND METHOD OF FABRICATING THE SAME - A semiconductor device comprises a semiconductor substrate including a first core region and a second core region between which a cell array region is interposed, a first conductive line and a second conductive line extending to the first core region across the cell array region, and a third conductive line and a fourth conductive line extending to the second core region across the cell array region, wherein a line width of the first through fourth conductive lines is smaller than a resolution limit in a lithography process.06-23-2011

Chang Hyun Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20100168917Walking robot and method of controlling the same - Disclosed is a method of absorbing an impact generated when a foot of a walking robot lands on the ground to perform the walking of the walking robot. When the foot of the walking robot lands on the ground, an F/T sensor installed on the sole or the ankle of the foot measures external force and the posture of the sole of the foot is adjusted in a direction of complying with the external force, and thus an impact transmitted to the walking robot in landing is absorbed. Further, the posture adjusting speed of the sole of the foot is adjusted according to walking speeds (stopped, walking, running).07-01-2010
20110178639HUMANOID ROBOT AND WALKING CONTROL METHOD THEREOF - A humanoid robot that achieves stable walking based on servo control of a joint torque and a walking control method thereof. The humanoid robot calculates a joint position trajectory compensation value and a joint torque compensation value using a measurement value of a sensor, compensates for a joint position trajectory and a joint torque using the calculated compensation value, and drives a motor mounted to each joint according to the compensated joint torque.07-21-2011

Chungwook Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20110298288ENERGY STORAGE SYSTEM - An energy storage system includes a converter coupled between an inverter and both a power generator and a battery, thereby reducing the number of devices for circuit implementation and the size of a printed circuit board (PCB). The energy storage system is coupled to an electric power system that generates a system power, and the energy storage system includes a battery for generating a battery power and a converter coupleable to a power generator for generating an electric power and the battery in parallel, wherein the converter is configured to boost or drop a voltage of at least one of the electric power, the battery power, or the system power.12-08-2011
20110299303Inverter of new and renewable energy storage system - Provided is an inverter of a renewable energy storage system, which has an input port and an output port electrically insulated, and is compact and low-priced, while having a simplified circuit. The inverter includes a DC-DC converting unit connected to the DC link, and an inverting unit connected between the DC-DC converting unit and the power system, wherein the DC-DC converting unit is an unregulated DC-DC bus converter.12-08-2011
20110304212RENEWABLE ENERGY STORAGE SYSTEM - A bidirectional inverter of a renewable energy storage system is disclosed. In one embodiment, the bidirectional inverter includes a switching unit including a first switch connected to the DC link in series and a second switch connected to the DC link in parallel, an inductor electrically connected to the switching unit, a full-bridge switching unit electrically connected to the inductor, and a controller electrically connected to the switching unit, and the full-bridge switching unit.12-15-2011
20120013192ENERGY STORAGE SYSTEM - An energy storage system has a reduced number of capacitors for storing energy such as renewable energy, thereby reducing cost and improving stability of the system. The energy storage system is configured to store power from a power generating unit, and includes: a storage capacitor having a first end electrically coupled to one end of the power generating unit; a secondary battery having a first terminal electrically coupled to a second end of the storage capacitor, and a second terminal electrically coupled to another end of the power generating unit; and a first converter configured to selectively couple the storage capacitor and the secondary battery to a load.01-19-2012

Dong-Hyun Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20100131335USER INTEREST MINING METHOD BASED ON USER BEHAVIOR SENSED IN MOBILE DEVICE - A method and apparatus for modeling interests of a user based on the user's behavior and surrounding information, according to information sensed in a mobile terminal, are provided. User interest information is extracted from a mobile terminal use record of the user, situation information of the user is extracted from the mobile terminal, and user interest in a corresponding situation is modeled based on the obtained interest information and situation information.05-27-2010
20100149347TERMINAL AND BLOGGING METHOD THEREOF - Disclosed are a terminal and a blogging method thereof. In the blogging method, a preview image displayed through a camera is recognized to acquire information of the preview image. It is determined whether there is a stored blog that has background information that is identical to the information of the preview image, and if a stored blog has background information that is identical to the information of the preview image, contents of the stored blog that uses the preview image as its background are imported and the imported contents are displayed on the preview image.06-17-2010
20100231507METHOD AND APPARATUS FOR PROVIDING CONTENT AND METHOD AND APPARATUS FOR DISPLAYING CONTENT - Provided are a method and apparatus for providing digital content and a method and apparatus for displaying digital content. In the displaying method, method of displaying content in a terminal, situational information including at least one of information regarding a user of the terminal and information regarding an external environment is collected, whether the collected situational information conforms to display conditions of the content is determined, and then, the content is selectively displayed based on a result of the determining.09-16-2010
20120270568METHODS, SYSTEM AND APPARATUS FOR SHARING AND USING LOCATION INFORMATION IN PORTABLE TERMINAL - Methods, apparatus and a system are provided for sharing and using location information in a portable terminal. A setting indicating whether location-information sharing is activated is received for each application of the portable terminal that uses location information. The settings are transmitted to a server. An application for which location-information sharing is activated is executed. A request for sharing of location information with respect to the executed application is transmitted to the server. Location information of a portable terminal in which location-information sharing is activated for the executed application is received from the server. The received location information is processed through the executed application.10-25-2012

Gill-Tae Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20080299440FUEL CELL STACK - A planar fuel cell stack, having generators that generate electricity by an electrochemical reaction of a fuel and an oxidizing agent, the generators arranged on a same plane. A beading unit and a protruding portion are formed on a fastening plate and a separator so as to improve structural stiffness thereof. Accordingly, the constituent elements of the stack are fastened with a substantially uniform conjoining pressure compared to a conventional planar stack, and the thickness of the stack of the present invention can be thinner than that of the conventional planar stack.12-04-2008

Hyoung-Ho Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20090087547PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - Provided is a method of manufacturing a printed circuit board. In an embodiment, the method includes forming a prepreg layer via a reel method, forming a conductive film for forming a circuit pattern on at least one surface of the prepreg layer; and forming a predetermined circuit pattern on the conductive film. In an embodiment, the prepreg layer has a thickness of at most about 0.15 mm and contains a fiber material and a resin material. In an embodiment, the content of the resin material in the prepreg layer is about 70% or less by volume. In an embodiment, the prepreg layer is composed of at least one prepreg layer.04-02-2009

Patent applications by Hyoung-Ho Roh, Yongin-Si KR

Jeong Jin Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20100090756SWITCHED CAPACITOR CIRCUIT WITH REDUCED LEAKAGE CURRENT - Provided is a switched capacitor circuit which prevents leakage current by equalizing voltages at nodes where leakage current tends to flow in a sampling mode, and prevents errors in an output signal by minimizing voltage drop caused by leakage current in an integrating mode.04-15-2010

Jong Ho Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20100220105Image Processors, Electronic Device Including the Same, and Image Processing Methods - An image processor for combining video data and graphic data is provided. The image processor includes a scaler that is configured to scale compressed graphic data in a horizontal direction using bilinear scaling, to scale a horizontally scaled graphic data in a vertical direction using line copy, and to process a data value of a pixel at a border of a vertically scaled graphic data based on a data value of the compressed graphic data and a data combiner that is configured to combine video data with processed graphic data output from the scaler.09-02-2010
20100309237METHOD AND DEVICE FOR DRIVING A PLURALITY OF DISPLAY DEVICES - A device includes a plurality of display modules configured to commonly receive a stream of video data from a controller and a video control masking unit. Each display module includes a display device. The video control masking unit receives one or more control signals that indicate how the video data is to be displayed by the display modules, and further receives at least one of: a clock signal for clocking the stream of video data that is provided in common to the plurality of display modules, and a data enable signal for enabling the display modules to process the video data; and in response thereto the video control masking unit masks at least one of the clock signal and the data enable signal to generate a plurality of masked signals each corresponding to one of the display modules, and provides each of the masked signals to the corresponding display module.12-09-2010
20110102465IMAGE PROCESSOR, ELECTRONIC DEVICE INCLUDING THE SAME, AND IMAGE PROCESSING METHOD - An image processor includes a rotation block and a scaler which share a line buffer block with each other. The image processor receives rearranged pixel data from a memory unit based on rotation information for generating a rotated image and performs scaling on the rearranged pixel data.05-05-2011
20110109766CAMERA MODULE FOR REDUCING SHUTTER DELAY, CAMERA INCLUDING THE SAME, AND METHOD OF DRIVING THE SAME - A camera module includes an image sensor configured to convert an optical signal received through a lens into an electrical signal and generate full-size image data, an image signal processing unit configured to calibrate and output the full-size image data, a first memory unit configured to periodically receive and store the full-size image data from the image signal processing unit, a scaling unit configured to scale down the full-size image data received from the first memory unit and periodically output scaled-down image data to a display device, and an encoder configured to receive the full-size image data stored in the first memory unit, convert it into a compressed file in a predetermined format, and output the compressed file upon opening of a shutter.05-12-2011
20110242412Display Controller, Method For Operating The Display Controller, And Display System Having The Display Controller - The display controller includes a decoder, a control circuit, and a video output logic circuit. The decoder is configured to decode a first display command and output a decoding signal and first synchronizing information indicating the first display command is received. The control circuit is configured to generate a first control signal based on second synchronizing information and the decoding signal. The second synchronizing information is output from a second display controller and indicates a second display command is received. The video output logic circuit is configured to send a part of video data stored in a video source and a plurality of first timing control signals for displaying the part of the video data on a display to the display based on the first control signal.10-06-2011
20110276735INTERCONNECT, BUS SYSTEM WITH INTERCONNECT AND BUS SYSTEM OPERATING METHOD - Provided are an interconnect, a bus system with interconnect, and bus system operating method. The bus system includes a master, slaves access by the master, and an interconnect. The interconnect connects the master with the slaves in response to selection bits identified in a master address provided by the master.11-10-2011
20120075262UNDER-RUN COMPENSATION CIRCUIT, METHOD THEREOF, AND APPARATUSES HAVING THE SAME - An under-run compensation circuit is provided. The under-run compensation circuit is configured to receive a clock signal, data, and an under-run detection signal that indicates whether or not an under-run is occurring. The under-run compensation circuit is further configured to output the clock signal and the data when receiving the under-run detection signal that indicates that an under-run is not occurring. The under-run compensation circuit is additionally configured to output the clock signal and dummy data when receiving the under- run detection signal that indicates that an under-run is occurring.03-29-2012
20120194512THREE-DIMENSIONAL IMAGE DATA DISPLAY CONTROLLER AND THREE-DIMENSIONAL IMAGE DATA DISPLAY SYSTEM - A display controller can include a blending coefficient storing unit and an image mixing unit. The blending coefficient storing unit can store blending coefficients. The image mixing unit can receive left-eye image data and right-eye image data, and generate three-dimensional image data by performing a blending operation on the left-eye image data and the right-eye image data using the blending coefficients stored in the blending coefficient storing unit.08-02-2012
20120195503IMAGE PROCESSING DEVICE - An image processing device includes a first image enhancer and a second image enhancer. The first image enhancer receives first image data and generates first image enhancement information by analyzing the first image data. The second image enhancer receives second image data and generates second image enhancement information by analyzing the second image data. The first image enhancer converts the first image data into first enhanced image data based on the first image enhancement information and the second image enhancement information. The second image enhancer converts the second image data into second enhanced image data based on the first image enhancement information and the second image enhancement information.08-02-2012
20120242707METHOD FOR PROCESSING IMAGE AND EVICES USING THE METHOD - A scaler is provided and includes filters each receiving input pixel data and scaling the input pixel data using a scaling factor to generate a scaled pixel value, and a plurality of mixers, less than the plurality of filters. A first mixer performs a first blending operation on a first scaled pixel value and a second scaled pixel value provided by different filters. A second mixer performs a second blending operation on the blended result of the first mixer and a third scaled pixel value provided by anther filter.09-27-2012

Patent applications by Jong Ho Roh, Yongin-Si KR

Won-Ii Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20090221290System and method for transmitting and receiving a signal using multiple frequency bands in a wireless communication system - Disclosed is a system and a method of signal transmission/reception by a mobile station in a wireless communication system. The method includes: transmitting a first sub-band preparation indicator, which indicates that the mobile station has been prepared for transmission/reception of a signal through a first sub-band, to a base station through a primary band; transmitting a first sub-band failure indicator to the base station through the primary band upon detecting failure in transmitting the first sub-band preparation indicator; receiving sub-band information on a second sub-band, which is different from the first sub-band, from the BS through the primary band; and acquiring synchronization with the second sub-band, so as to enable transmission/reception of a signal through the second sub-band based on the sub-band information.09-03-2009
20110159909APPARATUS AND METHOD FOR MANAGING CONNECTION IDENTIFICATION IN A COMMUNICATION SYSTEM - A method and apparatus for transmitting/receiving a connection identification (CID) in a communication system is provided. Upon detecting a need for its handover, a mobile station (MS) transmits a handover request message to a first base station (BS) in communication with the MS. Upon receiving the handover request message, the first BS transmits at least one CID for connection setup to a second BS to which the MS will perform handover, to the MS along with a handover response message in response to the handover request message. The MS receives the CID through the handover response message.06-30-2011

Patent applications by Won-Ii Roh, Yongin-Si KR

Yohan J. Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20120246261METHOD AND APPARATUS FOR MANAGING SENSOR DATA AND METHOD AND APPARATUS FOR ANALYZING SENSOR DATA - Provided are an apparatus and method for transmitting only sensor data actually used to process a user request among sensor data received from a sensor when communication restarts between a sensor data management device and a sensor data analysis device. Accordingly, the amount of data transmitted to the sensor data analysis device is reduced. The sensor data analysis device may analyze the sensor data received from the sensor data management device to process the user request.09-27-2012

Yo-Han J. Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20120278463METHOD AND APPARATUS FOR CONTROLLING LOAD SHEDDING IN DATA STREAM MANAGEMENT SYSTEM - Provided are a method and apparatus for controlling load shedding for excluding data streams input into a data stream management system (DSMS). A method of selecting data not to be in the data process may be determined. A load shedding factor may also be determined. Data streams of the data process may be processed by applying the method of selecting the data according to the load shedding factor.11-01-2012

Yong Sung Roh, Yongin-Si KR

Patent application numberDescriptionPublished
20120106599CONSTELLATION ROTATION RELAY SYSTEM AND CONSTELLATION ROTATION RELAY METHOD - Provided is a constellation rotation relay system and constellation rotation relay method which can acquire full diversity gain by performing constellation rotation for a channel matrix in a relay network when configuring a virtual MIMO channel. The constellation rotation system includes a matrix creator for creating a symbol matrix by configuring a symbol transmitted in parallel from a source of a relay network; and a constellation rotation unit constellation rotating the symbol in the symbol matrix by adding a constellation rotation matrix to the created symbol matrix.05-03-2012