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Hee Bum

Hee Bum Hong, Seoul KR

Patent application numberDescriptionPublished
20080296699SEMICONDUCTOR DEVICE IN PERIPHERAL CIRCUIT REGION USING A DUMMY GATE - A semiconductor device in a peripheral circuit region includes a semiconductor substrate having a plurality of active areas which are disposed distantly from each other; a gate pattern including at least one gate disposed on the active area; a dummy gate disposed between the active areas and first and second pads; first and second pads connected to both sides of the gate and the dummy gate, respectively; and a first wiring formed so as to be in contact with at least one of the first and second pads.12-04-2008
20110235407SEMICONDUCTOR MEMORY DEVICE AND A METHOD OF MANUFACTURING THE SAME - A semiconductor memory device including a substrate, wherein the substrate includes first, second and third well regions, the first well region is disposed between the second and third well regions, the first well region includes a first type conductor and the second and third well regions each include a second type conductor. The semiconductor memory device includes first and second pull-up devices disposed in a line in the first well region and sharing a power supply voltage terminal, a first pull-down device disposed in the second well region, wherein the first pull-down device is adjacent to the first pull-up device, a second pull-down device disposed in the third well region, wherein the second pull-down device is adjacent to the second pull-up device, a first access device disposed in the second well region, wherein the first access device is adjacent to the second pull-up device, and a second access device disposed in the third well region, wherein the second access device is adjacent to the first pull-up device.09-29-2011

Patent applications by Hee Bum Hong, Seoul KR

Hee Bum Kang, Seoul KR

Patent application numberDescriptionPublished
20100103515REFLECTIVE SCREEN AND MANUFACTURING METHOD THEREOF - Provided is a reflective screen. The reflective screen can be widely and commercially used, easily manufactured at low costs, and realize a sufficient reflection image. The reflective screen includes a substrate, a light diffusion layer in front of the substrate, a light reflecting material reflecting projection light, a light absorbing material absorbing external light, and a light absorption reflection layer containing at least the light reflecting material and the light absorbing material together. The light absorption reflection layer being disposed in the rear of the substrate.04-29-2010

Hee Bum Lee, Suwon KR

Patent application numberDescriptionPublished
20100308838ELECTRONIC APPARATUS TRANSMITTING AND RECEIVING SIGNAL THROUGH SINGLE WIRE - There is provided an electronic apparatus transmitting and receiving a signal through a single wire that that has a main electronic apparatus and a sub-electronic apparatus connected through a single wire, transmits status information and performs control and communication through the single wire. The electronic apparatus transmitting and receiving a signal through a single wire may include: a sub-electronic apparatus transmitting a detection signal containing status information through a single wire, and performing a predetermined operation upon receiving a response signal to the detection signal; and a main electronic apparatus receiving the detection signal through the single wire and transmitting the response signal having a different signal format from the detection signal to the sub-electronic apparatus.12-09-2010
20110061902Circuit board and method of manufacturing the same - There is provided a circuit board. The circuit board according to an aspect of the invention may include: an insulating base body; a plurality of circuit patterns including a first conductive pattern and a second conductive pattern facing the first conductive pattern at a predetermined interval therebetween; a printed resistor connecting the first conductive pattern and the second conductive pattern; and a heat radiation pattern provided on the insulating base body and overlapping at least partially overlapping the printed resistor.03-17-2011
20110133757Apparatus and method for evaluating capacitor - There is provided an apparatus for evaluating a capacitor, including: a charge/discharge control unit 06-09-2011
20110157149APPARATUS AND METHOD OF RESETTING ELECTRONIC PAPER PANEL - There is provided an apparatus and method of resetting an electronic paper panel. An apparatus for resetting an electronic paper panel according to an aspect of the invention may include: a time control unit determining start and end times of a predetermined reset period on the basis of a frame synchronization signal and a data synchronization signal of an electronic paper panel, and determining start and end times of a predetermined pulse reset period within the reset period; and a driving circuit unit generating a pulse reset signal having pulses with a predetermined frequency during the pulse reset period, determined by the time control unit, and generating a display reset signal during the reset period to thereby supply the pulse reset signal and the display reset signal to the electronic paper panel.06-30-2011
20120043945APPARATUS FOR EQUALIZING VOLTAGE USING TIME SWITCH - There is provided an apparatus for equalizing voltage using a time switch. The apparatus for equalizing voltage includes a plurality of energy storage unit cells connected in series; a single first balance capacitor connected with each energy storage unit cell in parallel through the first switch module for equally charging voltage between the plurality of energy storage unit cells; and a first switch module including a plurality of switches disposed between each energy storage unit cell and the first balance capacitor to sequentially open and close the connection between each energy storage unit cell and the first balance capacitor, whereby the voltage unbalance between the energy storage unit cells can be prevented at low cost.02-23-2012
20120069426ELECTRONIC PAPER DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - There is provided an electronic paper display device and a manufacturing method thereof. The electronic paper display device includes a thin film transistor; a first substrate formed on the thin film transistor and having therein a plurality of pixel electrodes connected to the thin film transistor; a second substrate disposed to face the first substrate and having a common electrode thereon; a plurality of partitions disposed between the first and second substrates to provide a cell space to each of the pixel electrodes; and a display unit disposed in the cell space. The electronic paper display device is superior in the stability and uniformity of an image.03-22-2012

Patent applications by Hee Bum Lee, Suwon KR

Hee Bum Lee, Gyunggo-Do KR

Patent application numberDescriptionPublished
20120090875CONDUCTIVE FILM AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein is a conductive film. The conductive film includes: a base member; a transparent electrode formed on the base member; and electrode wirings connected to one side or both sides of the transparent electrode and having a first metal layer formed on the lower portion thereof and a second metal layer made of a metal different from the first metal layer and formed to be thicker than the thickness of the first metal layer stacked on the upper portion thereof.04-19-2012

Hee Bum Lee, Suwon-Si KR

Patent application numberDescriptionPublished
20100321346Electronic paper display device and method of driving the same - The present invention relates to an electronic paper display device and a method of driving the same. The electronic paper display device may include: an electronic paper panel that displays an image; and a vibration member that generates vibration of the electronic paper panel.12-23-2010
20120074905DEVICE AND METHOD FOR STABILIZING VOLTAGE OF ENERGY STORAGE - Disclosed herein are a device and a method for stabilizing voltage of an energy storage. The device for stabilizing voltage of an energy storage includes: a bypass unit connected to a unit cell in parallel; a controller connected to the unit cell in parallel to monitor voltage of the unit cell and connected to the bypass unit to control turn on/off of the bypass unit; and an analog circuit unit connected to the unit cell in parallel to detect the voltage of the unit cell and turning on the bypass unit when the detected voltage is higher than a preset second reference voltage.03-29-2012

Hee Bum Shin, Seoul KR

Patent application numberDescriptionPublished
20090205862Printed circuit board and manufacturing method thereof - A printed circuit board and a method of manufacturing the printed circuit board are disclosed. The printed circuit board can include a first insulation layer, a second insulation layer stacked over the first insulation layer, a circuit pattern and a via land buried in the second insulation layer, and a via made of a conductive material penetrating the first insulation layer and integrated with the via land. The circuit pattern and via land can be buried in the insulation material, and the circuit pattern, via land, and via can be formed simultaneously as an integrated structure. Thus, the electrical reliability between the wiring pattern and the via can be increased, the heat-releasing effect of the via can be improved, and the procedure for forming the circuit patterns, via lands, and vias can be simplified, allowing greater productivity in manufacturing the substrate.08-20-2009
20110089138METHOD OF MANUFACTURING PRINTED CIRCUIT BOARD - Disclosed is a method of manufacturing a printed circuit board, including (A) forming a first circuit layer on a base substrate and forming a first insulating layer thereon, (B) forming trenches including dummy trenches and wiring trenches on the first insulating layer and plating the trenches, thus providing a trench circuit layer including a dummy circuit pattern and a wiring circuit pattern, (C) removing the dummy circuit pattern of the trench circuit layer, and (D) forming a second insulating layer on the trench circuit layer from which the dummy circuit pattern was removed. The method reduces deviation of plating thickness and thus realizes the design density of a trench circuit layer.04-21-2011

Hee-Bum Ahn, Seoul KR

Patent application numberDescriptionPublished
20100157905APPARATUS AND METHOD FOR SEARCHING ROUTE OF MOBILE NODE IN SHORT-RANGE COMMUNICATION ENVIRONMENT - A method is provided for searching a route of a mobile node in a short-range communication environment. A first router to which a mobile node belongs acquires a unique address of the mobile node for communication with the mobile node. The first router determines whether the mobile node travels during communication. When the mobile node travels, the first router broadcasts the unique address of the mobile node to one or more neighboring routers and determines whether the one or more neighboring routers include the mobile node. If a second router, which is one of the one or more neighboring routers, includes the mobile node, the second router performs communication using the unique address without an additional address acquisition process.06-24-2010
20110025630CHARACTER RECOGNITION AND CHARACTER INPUT APPARATUS USING TOUCH SCREEN AND METHOD THEREOF - A character input method using a touch screen, in which one or more areas requiring user input is defined in the touch screen, pre-recognized information is defined for each of the defined areas, character information is received by a user in one or more user desired areas among the defined areas, the character information is recognized using a character recognizer, and the recognized character information is updated in the user desired areas.02-03-2011
20110063468METHOD AND APPARATUS FOR RETRIEVING LABEL - Disclosed is a method for retrieving a label in a portable terminal. The method includes obtaining a label image photographed through a camera, extracting characters included in the label image and recognizing the extracted characters, detecting at least one label including the recognized character from a label database including multiple labels and information on the multiple labels and constituting a preliminary label candidate group including said at least one label, detecting an image characteristic of the label image, detecting at least one label having an image characteristic, which is similar with the detected image characteristic, from the preliminary label candidate group, and constituting a final label candidate group, and providing each of said at least one label included in the final label candidate group and detailed information corresponding to each of said at least one label.03-17-2011
20110110595IMAGE CORRECTION APPARATUS AND METHOD FOR ELIMINATING LIGHTING COMPONENT - An image correction apparatus and method for eliminating a lighting component are provided. A photographed original image is divided into a plurality of block units to calculate a representative brightness value of each of the divided block units. A background image having the size of the original image is generated using the calculated brightness value and interpolation. A lighting component is extracted from the background image and a lighting component included in the original image is eliminated using the extracted lighting component.05-12-2011
20110181604METHOD AND APPARATUS FOR CREATING ANIMATION MESSAGE - A method for creating an animation message includes generating input information containing information regarding input time and input coordinates according to input order of drawing information input through a touch screen; dividing an image containing the drawing information and background information into a plurality of blocks; creating an animation message by mapping the input information to the plurality of blocks so that the drawing information can be sequentially reproduced according to the input order; allocating a parity bit per pre-set block range of the animation message in order to detect an error occurring in the animation message; and transmitting the created animation message.07-28-2011
20110187727APPARATUS AND METHOD FOR DISPLAYING A LOCK SCREEN OF A TERMINAL EQUIPPED WITH A TOUCH SCREEN - An apparatus and method for displaying a lock screen including a character object having a motion effect in a terminal equipped with a touch screen. The method includes locking the touch screen and displaying the lock screen including the character object having the motion effect on a preset background image. Upon generation of a touch input, determining whether the touch input is for unlocking the touch screen, and if the touch input is for unlocking the touch screen, unlocking the touch screen and controlling the character object to perform a preset action indicating the unlocking of the touch screen.08-04-2011
20110193867METHOD AND APPARATUS FOR PRODUCING DYNAMIC EFFECT OF CHARACTER CAPABLE OF INTERACTING WITH IMAGE - A method for producing motion effects of a character capable of interacting with a background image in accordance with the characteristics of the background image is provided, including extracting the characteristics of the background image; determining a character to be provided with the motion effects in the background in accordance with the extracted characteristics of the background image; recognizing external signals including a user input; determining the motion of the character in accordance with the characteristics of the background image and the recognized external signals; and reproducing an animation for executing the motion of the character in the background image.08-11-2011
20110211759CHARACTER RECOGNITION APPARATUS AND METHOD BASED ON CHARACTER ORIENTATION - A character recognition apparatus and method based on a character orientation are provided, in which an input image is binarized, at least one character area is extracted from the binarized image, a slope value of the extracted at least one character area is calculated, the calculated slope value is set as a character feature value, and a character is recognized by using a neural network for recognizing a plurality of characters by receiving the set character feature value. Accordingly, the probability of wrongly recognizing a similar character decreases, and a recognition ratio of each character increases.09-01-2011
20110228124CHARACTER RECOGNITION PREPROCESSING METHOD AND APPARATUS - Disclosed is a character recognition preprocessing method and apparatus for correcting a nonlinear character string into a linear character string. A binarized character string region is divided into character regions on a character-by-character basis. Upper and lower feature points of each character region are derived, and an upper boundary line, which is a curve connecting the upper feature points of the character regions, and a lower boundary line, which is a curve connecting the lower feature points of the character regions, are generated by applying cubic spline interpolation. Nonlinearity is corrected through adaptive region enlargement by using the maximum horizontal length and the maximum height of the divided character regions.09-22-2011

Hee-Bum Jung, Daejeon KR

Patent application numberDescriptionPublished
20100073238MICROSTRIP PATCH ANTENNA WITH HIGH GAIN AND WIDE BAND CHARACTERISTICS - Provided is a microstrip patch antenna. The microstrip patch antenna includes a dielectric layer, a feed circuit disposed in the dielectric layer, at least one slot disposed in the dielectric layer and vertically spaced apart from the feed circuit, and a patch antenna disposed outside the dielectric layer and vertically spaced apart from the at least one slot.03-25-2010
20100134208RADIO FREQUENCY DEVICE - An RF device is provided. The RF device includes a vibratile carbon nanotube having a nanotube natural frequency (f06-03-2010
20110292927UPLINK RECEIVING APPARATUS OF OFDMA SYSTEM BASED ON LTE AND FREQUENCY SYNCHRONIZATION METHOD THEREOF - Provided are an uplink receiving device of a long term evolution (LTE)-based orthogonal frequency division multiplexing access (OFDMA) system, and a method of synchronizing a frequency thereof. The uplink receiving device includes a fast Fourier transform (FFT) processing unit eliminating a cyclic prefix (CP) from an OFDM uplink signal to perform a fast Fourier transform (FFT); a subcarrier extraction unit performing a subcarrier extraction operation with regard to an output of the FFT processing unit to thus only extract a signal of a specific terminal unit; and an inverse discrete Fourier transform (DFT) processing unit performing an inverse DFT on an output of the subcarrier extraction unit to generate a time domain signal.12-01-2011

Patent applications by Hee-Bum Jung, Daejeon KR

Hee-Bum Park, Seongnam-Si KR

Patent application numberDescriptionPublished
20100045640DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - The present invention provides a display device which can display a clear stereoscopic image by distinctly separating a left image from a right image, and a method of driving the display device. The display device includes a display panel that sequentially displays a left image and a right image, and a polarizing panel disposed on the display panel, the polarizing panel to change a polarization direction of at least one of the left image and the right image so that polarization directions of the left image and the right image are different from each other. Each left image and a right image includes a black image.02-25-2010
20100271319TOUCH PANEL AND NOISE REDUCING METHOD THEREFOR - A method for reducing noise of a touch panel includes: generating a detection signal including at least one contact region; generating a combination noise region including at least a portion of the at least one contact region; and generating a final detection signal. The generating the final detection signal includes removing the combination noise region from the detection signal.10-28-2010
20110169799LIQUID CRYSTAL DISPLAY AND DRIVING METHOD THEREOF - A liquid crystal display includes a liquid crystal layer disposed between first and second substrates. A gate line transmits gate signals; a first data line transmits data voltages; a first voltage line alternately transmits a first voltage and a second voltage that is than greater than the first voltage; a first switching element is connected to the gate line and the first data line; a second switching element is connected to the gate line and the first voltage line; a first pixel electrode is connected to the first switching element; and a second pixel electrode is connected to the second switching element. The first pixel electrode and the second pixel electrode form a liquid crystal capacitor along with the liquid crystal layer, and at least one of the first voltage and the second voltage is variable.07-14-2011

Patent applications by Hee-Bum Park, Seongnam-Si KR