Cheon
Bo Mu Cheon, Suwon-Si KR
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20160080533 | GATEWAY APPARATUS AND METHOD FOR SYNCHRONIZATION BETWEEN HETEROGENEOUS NETWORK DOMAINS WITHIN VEHICLE - A gateway apparatus includes a first network controller, a second network controller, and a time synchronization control unit. The first network controller has a first timer time-synchronized with nodes within a first network domain. The second network controller has a second timer time-synchronized with nodes within a second network domain. The time synchronization control unit includes a processor configured to store the observed times of the switching points of synchronized time slots within the first network domain, based on system time within the second network domain, and adjusts the rate of the second timer based on a comparison of a time difference between the successive observed times and a nominal length of the time slots. | 03-17-2016 |
20160087738 | TIME SYNCHRONIZATION SLAVE APPARATUS CAPABLE OF ADJUSTING TIME SYNCHRONIZATION PERIOD, AND METHOD OF DETERMINING TIME SYNCHRONIZATION PERIOD - A time synchronization slave apparatus and a method of determining a time synchronization period are disclosed. In the apparatus, a time synchronization processing unit performs a time synchronization operation and determines an offset and a rate used to correct local time error based on a calculated time error, a timer corrects the local time based on the determined offset and rate, a time error estimation unit estimates a time error in the local time during a present time synchronization period, and generates excess error information regarding an excess point at which the estimated time error exceeds a threshold allowable time error range, a time synchronization period determination unit determines a subsequent time synchronization period based on the excess error information, and a synchronization period information transmission unit transmits synchronization period information regarding the subsequent time synchronization period to a time synchronization master apparatus. | 03-24-2016 |
Brian Cheon, Gyeonggi-Do KR
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20150074233 | METHOD FOR PROVIDING STREAMING SERVICE AND ELECTRONIC DEVICE THEREOF - An apparatus and method for providing a streaming service in an electronic device are provided. The method includes determining status information of the electronic device, determining data quality for the streaming service based on the status information of the electronic device, transmitting the data quality to a server for the streaming service, and providing the streaming service using streaming data provided from the server. | 03-12-2015 |
Brian Cheon, Suwon-Si KR
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20160064804 | ANTENNA DEVICE AND ELECTRONIC DEVICE INCLUDING SAME - An antenna device implemented to prevent the deterioration in radiation performance due to a metal mechanical part and an electronic device including the same is provided. The electronic device includes a metal member in a shape of a loop that is disposed in at least one area of the electronic device and a substrate (printed circuit board (PCB)) for supplying power to a preset location of the metal member in order to use the metal member as an antenna radiator, wherein at least one location of the metal member that differs from the power-supplied location is grounded through the substrate. | 03-03-2016 |
20160124396 | ANTENNA APPARATUS AND ELECTRONIC DEVICE HAVING THE SAME - An electronic device is provided. The electronic device includes a housing comprising a recess portion formed along an edge of the housing, a sealing member arranged in the recess portion, so as to provide a seal between structures coupled with the housing, an antenna member disposed in at least a portion of the sealing member, and a substrate electrically connected with the antenna member. | 05-05-2016 |
Byeong-Geun Cheon, Anyang-Si KR
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20130178743 | ULTRASONIC DEVICE AND METHOD OF GENERATING ULTRASONIC IMAGE USING VECTOR DOPPLER - Disclosed is a method for generating an ultrasonic image, the method including: transmitting an ultrasonic signal to a predetermined portion of an object and receiving at least three response signals which are reflected from the predetermined portion; selecting at least two response signals from among the at least three received response signals; and acquiring vector information which indicates a speed and a movement direction of the predetermined portion based on a receiving angle and a Doppler frequency of each of the selected at least two response signals. | 07-11-2013 |
20130218014 | ULTRASOUND APPARATUS AND METHOD OF GENERATING ULTRASOUND IMAGE - A method of generating an ultrasound image includes transmitting an ultrasound signal to a predetermined point included in an object and receiving at least three response signals reflected from the predetermined point; extracting a plurality of response signal pairs by combining the received at least three response signals two-by-two; obtaining a plurality of pieces of prediction vector information, each of the pieces of prediction vector information indicating a prediction velocity magnitude and a prediction velocity direction of the predetermined point, based on reception angles and Doppler frequencies of the response signals included in the plurality of response signal pairs; and determining vector information indicating a velocity magnitude and a velocity direction of the predetermined point, based on the plurality of pieces of prediction vector information. | 08-22-2013 |
20160106397 | ULTRASOUND APPARATUS AND METHOD OF GENERATING ULTRASOUND IMAGE - A method of generating an ultrasound image includes transmitting an ultrasound signal to a predetermined point included in an object and receiving at least three response signals reflected from the predetermined point; extracting a plurality of response signal pairs by combining the received at least three response signals two-by-two; obtaining a plurality of pieces of prediction vector information, each of the pieces of prediction vector information indicating a prediction velocity magnitude and a prediction velocity direction of the predetermined point, based on reception angles and Doppler frequencies of the response signals included in the plurality of response signal pairs; and determining vector information indicating a velocity magnitude and a velocity direction of the predetermined point, based on the plurality of pieces of prediction vector information. | 04-21-2016 |
Byung Sik Cheon, Daegu KR
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20150245873 | SURGERY ROBOT - A surgery robot according to one embodiment of the present invention includes: a position transformation unit having at least one portion which can be introduced into the body, wherein the position transformation unit is formed into a plurality of joints so as to be capable of positional transformation; a surgery unit which is coupled to the position transformation unit and the position of which is transformed along with the position transformation of the position transformation unit, wherein a surgery section is mounted on one portion of the distal end thereof for performing surgery on an affected area; and a driving unit which generates a driving force for the positional transformation of the position transformation unit, wherein the driving unit may have a driving section and a driving transmission section which adjusts the position of one of the joints with respect to another of the joints. | 09-03-2015 |
Eonseog Cheon, Daegu KR
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20160100499 | ELECTRONIC DEVICE ADOPTING KEY-WATERPROOF STRUCTURE AND METHOD FOR WATERPROOFING KEY THEREOF - An electronic device and a method of waterproofing a key thereof are provided. The electronic device includes a body, a display device disposed in the body, a key disposed in the body, and a key-waterproof structure including an insert-injected product that includes an insert-injected sealing area, and a bonding area where a silicon-not-attached portion is formed. The method includes assembling a flexible printed circuit board, to which a key is attached, through a silicon-not-attached portion of an insert-injected product, which is made by insert-injecting a bracket and silicon rubber, and bonding the silicon-not-attached portion. | 04-07-2016 |
Hee Jin Cheon, Changwon-Si KR
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20150089024 | NETWORK SYSTEM AND NETWORK METHOD - Provided are a network system and a network method. The network system includes: at least one network camera; at least one client configured to receive an image or a moving image from the at least one network camera; and a network configured to relay communication between the at least one network camera and the at least one client, wherein the at least one client is further configured to transmit an auto traffic control (ATC) priority and a setting corresponding to the applying of the ATC function while requesting to be connected to the at least one network camera. | 03-26-2015 |
Hee-Sook Cheon, Suwon-Si KR
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20160079260 | Methods of Fabricating Semiconductor Devices - A method of fabricating a semiconductor device includes providing a substrate having a cell region and a peripheral circuit region. A plurality of bit line structures are formed on the substrate in the cell region, and a gate structure having the same structure as each of the bit line structures is formed on the substrate in the peripheral circuit region. A spacer is formed on sidewalls of the bit line structures and the gate structure. The bit line structures extend in a first direction and are spaced apart from each other in a second direction that is perpendicular to the first direction by first grooves that extend in the first direction. A sacrificial layer is formed to fill the first grooves and to cover top surfaces of the bit line structures and the gate structure. The sacrificial layer is planarized until the top surfaces of the bit line structures and the gate structure are exposed. | 03-17-2016 |
Hwan-Sung Cheon, Suwon-Si, Gyeonggi-Do KR
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20160041470 | RESIST UNDERLAYER COMPOSITION, METHOD OF FORMING PATTERNS, AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE INCLUDING THE PATTERN - Disclosed is a resist underlayer composition including a compound including a moiety represented by the following Chemical Formula 1 and a solvent. | 02-11-2016 |
Hwan-Sung Cheon, Suwon-Si KR
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20150192699 | Photosensitive Resin Composition and Color Filter Using the Same - Disclosed are a photosensitive resin composition including (A) an acrylic-based binder resin; (B) a photopolymerizable monomer; (C) a photopolymerization initiator; (D) a colorant including a dye represented by the following Chemical Formula 1, wherein in Chemical Formula 1, each substituent is the same as defined in the detailed description; and (E) a solvent, and a color filter using the same. | 07-09-2015 |
20150210796 | Novel Compound, Novel Polymer, Colorant Including the Same, Positive Photosensitive Resin Composition Including the Same, and Color Filter - Disclosed are a compound represented by the following Chemical Formula 1, wherein in Chemical Formula 1, each substituent is the same as defined in the detailed description, a polymer, a colorant including the same, and a photosensitive resin composition including the colorant, and a color filter. | 07-30-2015 |
Hyo-Soon Cheon, Chungcheongnam-Do KR
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20130089877 | THE NOVEL ABETA22(pE)-42 PEPTIDE THAT BINDS TO AMYLOID-BETA ANTIBODY SPECIFICALLY IN BLOOD AND PHARMACEUTICAL COMPOSITION FOR THE DIAGNOSIS OF DEMENTIA DISEASE CONTAINING THE SAME AS AN ACTIVE INGREDIENT - The present inventors screened peptides having a specific sequence specifically binding to amyloid-beta antibody and accordingly confirmed that Aβ22(pE)-42 peptide showed higher reactivity to amyloid-beta antibody in serum of Alzheimer's disease patients. Therefore, the said Aβ22(pE)-42 peptide can be used as an active ingredient for the kit for diagnosing dementia and thus it can be said that the peptide can be effectively used for the diagnosis of dementia whose early diagnosis is hardly possible. | 04-11-2013 |
Inbeom Cheon, Changwon-Si KR
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20140123696 | AIR CONDITIONER AND EVAPORATOR INLET HEADER DISTRIBUTOR THEREFOR - An air conditioner and evaporator inlet header distributor therefor are provided. The air conditioner may include an evaporator inlet header distributor to distribute a refrigerant expanded in an expansion mechanism to a plurality of refrigerant flow paths of an evaporator. The evaporator inlet header distributor may include a distributor body, a refrigerant inlet pipe to guide refrigerant expanded in the expansion mechanism to an inside of the distributor body, a plurality of refrigerant outlet pipes to discharge the refrigerant from the distributor body into the plurality of refrigerant flow paths, and a separating plate to separate the inside of the distributor body into a header flow path connected with the plurality of refrigerant outlet pipes and a refrigerant dispersing flow path connected with the refrigerant inlet pipe to guide an upper portion and a lower portion of the header flow path by dispersing the refrigerant. Accordingly, two-phase refrigerant may be uniformly distributed to the plurality of refrigerant outlet pipes using a simple structure. | 05-08-2014 |
Jeongnam Cheon, Suwon-Si KR
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20140285177 | MOBILE CURRENT MEASUREMENT EQUIPMENT, CURRENT MEASUREMENT TERMINAL AND CURRENT MEASUREMENT METHOD - A mobile current measurement apparatus, a current measurement terminal, and a current measurement method are provided. More particularly, the present disclosure provides a mobile current measurement apparatus, a current measurement terminal, and a current measurement method capable of measuring a current of a Device-Under-Test (DUT) by using a wireless short distance communication. The method of measuring a current by a current measurement apparatus includes detecting a voltage converted from a current of a device-under-test, compensating the detected voltage by using a voltage offset generated by an amplifier of the current measurement apparatus, and measuring the current of the device-under-test based on the compensated voltage. | 09-25-2014 |
Jeong-Nam Cheon, Gyeonggi-Do KR
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20150282387 | SHIELD CAN ASSEMBLY AND ELECTRONIC DEVICE HAVING THE SAME - An electronic device is provided. The electronic device includes a printed circuit board, at least one electronic component disposed on the printed circuit board, a shield can disposed on the printed circuit board to shield the at least one electronic component, and at least one heat pipe disposed adjacent to at least a part of the shield can. | 10-01-2015 |
Jihoon Cheon, Iyo-Gun, Ehime JP
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20150353396 | MULTI-STAGE IMMERSION-TYPE MEMBRANE SEPARATION DEVICE AND MEMBRANE SEPARATION METHOD - The present invention provides a submerged type membrane separation device and a membrane separation method which allow long-term stable filtration. In the submerged type membrane separation device including a membrane module having membrane units stacked on top of each other in stages, in each of which flat sheet membrane elements each having a separation membrane are arranged, the membrane module is constructed of various membrane units differing in sludge-filtration resistance or pure-water permeation resistance, whereby it becomes possible to extend a device operation period of time lapsing before transmembrane plugging occurs, or equivalently, the necessity to clean membranes arises. Further, it also becomes possible to design to synchronize timings with which a plurality of membrane units require cleaning. | 12-10-2015 |
Ji-Min Cheon, Yongin-Si KR
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20130215307 | CDS CIRCUIT, IMAGE SENSOR INCLUDING THE SAME, AND IMAGE PROCESSING DEVICE INCLUDING THE IMAGE SENSOR - A correlated double sampling (CDS) circuit includes a correction circuit configured to receive an input pixel signal through a first node via a column line, correct the input pixel signal, and output the corrected pixel signal through a second node; and a comparator including first and second input terminals, the first input terminal being connected to the second node and being configured to receive the corrected pixel signal, and the second input terminal configured to receive a ramp signal, the comparator being configured to compare the corrected pixel signal with the ramp signal and output a comparison signal indicating a result of the comparing, wherein the correction circuit includes, a first capacitor connected between the first and second nodes, and one or more metal lines disposed adjacent to the first capacitor, and wherein at least one other capacitor is formed by the first capacitor and the metal line. | 08-22-2013 |
20130270420 | CORRELATED DOUBLE SAMPLING CIRCUIT AND IMAGE SENSOR INCLUDING THE SAME - A correlated double sampling (CDS) circuit included in an image sensor includes a sampling unit and a timing controlled band-limitation (TCBL) unit. The sampling unit is configured to generate an output signal by performing a CDS operation with respect to a reset component of an input signal and an image component of the input signal based on a ramp signal, the input signal being provided from a pixel array included in the image sensor. The TCBL unit is connected to the sampling unit, and is configured to remove noise from the output signal based on a timing control signal. The timing control signal is activated during a first comparison duration, in which a first comparison operation is performed with respect to the ramp signal and the reset component of the input signal, and during a second comparison duration, in which a second comparison operation is performed with respect to the ramp signal and the image component of the input signal. | 10-17-2013 |
20130321694 | IMAGE SYSTEMS AND SENSORS HAVING FOCUS DETECTION PIXELS THEREIN - Image sensors include an array of image sensor pixels therein. This array of image sensor pixels includes a first focus detection pixel and at least a first color pixel. A switching network is provided, which is electrically coupled to the array. This switching network may be configured to generate a first mixed image signal by electronically mixing a focus detection signal generated by the first focus detection pixel with at least one color pixel signal generated by the at least a first color pixel. The first focus detection pixel can be a color-blind pixel, which may include a light-blocking shield mask therein. | 12-05-2013 |
20140014815 | RAMP SIGNAL GENERATOR FOR CMOS IMAGE SENSOR - A ramp signal generator includes: a row decoder which receives a row control signal from a timing controller and generates one or more row select signals, a first column decoder which receives a first column control signal from the timing controller and generates one or more first column select signals, a second column decoder which receives a second column control signal from the timing controller and generates one or more second column select signals, and a current cell array which is activated by the one or more first column select signals, the one or more second column select signals, and the one or more row select signals, and includes at least one current cell which generates at least one unit current, and generates an output current by summing the generated at least one unit current. | 01-16-2014 |
Jin Min Cheon, Uiwang-Si KR
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20160115184 | PHOSPHONIUM COMPOUND, EPOXY RESIN COMPOSITION INCLUDING THE SAME AND SEMICONDUCTOR DEVICE PREPARED FROM THE SAME - A phosphonium compound, an epoxy resin composition, a method of preparing a phosphonium compound, and a semiconductor device encapsulated with the epoxy resin composition, the compound being represented by Formula 1: | 04-28-2016 |
Joo Young Cheon, Suwon-Si KR
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20130234107 | NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a nitride semiconductor light emitting device which includes forming an n-type semiconductor layer, forming an active layer on the n-type semiconductor layer, forming a superlattice layer by alternately stacking at least two nitride layers made of In | 09-12-2013 |
Joo Young Cheon, Gwacheon-Si KR
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20150018438 | CATALYST ACTIVATION METHOD FOR FISCHER-TROPSCH SYNTHESIS - The present invention relates to: a catalyst activation method for Fischer-Tropsch synthesis; a catalyst regeneration method for Fischer-Tropsch synthesis; and a method for producing a liquid or solid hydrocarbon by using the Fischer-Tropsch synthesis reaction. The temperatures required for a metal carbide producing and activating reaction is markedly lower than existing catalyst activation temperatures, and the catalyst can be activated under conditions that are the same as Fischer-Tropsch synthesis reaction conditions, and thus there is no need for separate reduction equipment in the reactor, and a Fischer-Tropsch synthesis catalyst which has been used for a long time can be regenerated within the reactor without the catalyst being isolated or extracted from the reactor. | 01-15-2015 |
Jun Ho Cheon, Icheon-Si KR
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20160042788 | WRITE DRIVER, RESISTANCE VARIABLE MEMORY APPARATUS INCLUDING THE SAME, AND OPERATION METHOD - A write driver is configured to determine a magnitude and an application time of a pre-emphasis current pulse in response to control codes generated according to parasitic components on a path from a write driver to a program target cell and a resistance value of the program target cell, and supply a preset program current to a memory circuit block by adding a pre-emphasis current to the preset program current in a program mode. | 02-11-2016 |
Jun Ho Cheon, Icheon-Si Gyeonggi-Do KR
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20160105192 | DIGITAL TO ANALOG CONVERTER - A digital to analog converter includes a reference voltage generation unit that generates a reference voltage, and a plurality of unit conversion units. A number of unit conversion units to be activated are decided in response to digital codes. An activated unit conversion unit drives a control node to a voltage level corresponding to a voltage level of the reference voltage, and a deactivated unit conversion unit substantially maintains the control node to a voltage level greater than a voltage level of a ground voltage. | 04-14-2016 |
Jun Ho Cheon, Gyeonggi-Do KR
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20150113213 | RESISTIVE MEMORY DEVICE, OPERATING METHOD THEREOF, AND SYSTEM HAVING THE SAME - A resistive memory device includes a memory cell array including a plurality of resistive memory cells, an address decoder suitable for decoding an address signal and selecting the resistive memory cells, a read/write control circuit suitable for programming data to the memory cell array or reading data from the memory cell array, a voltage generator suitable for generating operation voltages and providing the operation voltages to the address decoder and a controller suitable for controlling the address decoder, the read/write control circuit, and the voltage generator to perform a write operation in response to a write command and a plurality of write data. | 04-23-2015 |
Keon-Yong Cheon, Yongin-Si KR
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20150097250 | Semiconductor Devices and Methods for Fabricating the Same - Provided is a semiconductor device, which includes a first fin on a substrate, a first gate insulating layer including a first trench disposed on the first fin, a first work function adjusting layer in the first trench, a first barrier layer covering a top surface of the first work function adjusting layer; and an interlayer insulating layer on the first barrier layer. | 04-09-2015 |
20150263004 | SEMICONDUCTOR DEVICE HAVING MID-GAP WORK FUNCTION METAL GATE ELECTRODE - Provided is a semiconductor device having mid-gap work function metal gate electrodes. The semiconductor device includes a plurality of gate patterns, and the gate patterns have different gate electrode metals from each other or different gate electrode metal thicknesses from each other. | 09-17-2015 |
Kwang Ju Cheon, Kyunggi-Do KR
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20150224812 | SLIDE TYPE WRITING TOOL HAVING DEVICE FOR PREVENTING DRYNESS - A slide type writing tool includes: a pen housing ( | 08-13-2015 |
Kyu-Hyeong Cheon, Yongin-Si KR
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20140333830 | DISPLAY DEVICE AND MOBILE TERMINAL HAVING THE SAME - A display device is disclosed. In one aspect the display device includes a display panel having a display part and a camera, and a printed layer having a camera hole covering one surface of the display panel and exposing the camera. The display device also includes a light transmittance layer covering the printed layer, and a first surface of the light transmittance layer includes a display region corresponding to the display part and a peripheral region covering the camera hole. The peripheral region further includes a flat surface region which overlaps the camera hole. | 11-13-2014 |
Kyu-Hyeong Cheon, Seongnam-Si KR
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20130003268 | Display Device - A display device is disclosed. In one embodiment, the display device includes a display panel, a housing which houses the display panel and a frame which is disposed under the housing and comprises a first bottom portion. The first bottom portion includes a first bottom surface which is an upper surface thereof and a first base surface which is a lower surface thereof, and the frame includes a groove recessed from the first bottom surface. | 01-03-2013 |
20150092367 | DISPLAY DEVICE - A display device is disclosed. In one embodiment, the display device includes a display panel, a housing which houses the display panel and a frame which is disposed under the housing and comprises a first bottom portion. The first bottom portion includes a first bottom surface which is an upper surface thereof and a first base surface which is a lower surface thereof, and the frame includes a groove recessed from the first bottom surface. | 04-02-2015 |
Man Young Cheon, Gyeongsan-Si KR
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20150107391 | SHIFT MANIPULATION STATE RECOGNIZING METHOD FOR SHIFT MANIPULATION APPARATUS - A stable operation performance of a shift operation apparatus is ensured by allowing the shift lever to be stably recognized using a specific shift stage even in the case where the shift lever has stopped ambiguously between the two neighboring shift stages, and to exactly recognize by judging more exactly which one of the other shift stages, such as + stage and N stage, has been selected even in the case where sensor errors of a sensor for sensing whether the M stage or a manual mode has been selected occur. | 04-23-2015 |
Min Kyoung Cheon, Suwon-Si KR
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20140292460 | INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to an inductor. An inductor in accordance with an embodiment of the present invention includes: a ferrite-organic body; an internal electrode laminated on the ferrite-organic body along a thickness direction of the ferrite-organic body to have a multilayer structure; a metal-organic body constituting a device body with the ferrite-organic body by covering the ferrite-organic body; and an external electrode covering the device body to be electrically connected to the internal electrode. | 10-02-2014 |
20160007439 | COMPOSITE ELECTRONIC COMPONENT AND BOARD HAVING THE SAME - A composite electronic component includes a composite body in which a capacitor and an inductor are coupled to each other, the capacitor including a ceramic body including a plurality of dielectric layers and first and second internal electrodes, and the inductor including a magnetic body including a coil part. An input terminal is disposed on a first side surface of the composite body and is connected to the coil part. An output terminal includes a first output terminal disposed on the first side surface of the composite body and connected to the coil part and a second output terminal disposed on a first end surface of the composite body and connected to the first internal electrodes. A ground terminal is disposed on a second end surface of the composite body and is connected to the second internal electrodes. The capacitor is coupled to a side surface of the inductor. | 01-07-2016 |
Sangmo Cheon, Bucheon-Si KR
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20150117015 | APPARATUS FOR OUTPUTTING DIRECTIONAL LIGHT AND LIGHT INTERCONNECTION SYSTEM HAVING THE SAME - An apparatus for outputting directional light includes a light-emitting structure including a light-emitting layer that emits light, and an optical antenna layer disposed on the light-emitting structure, wherein the optical antenna layer includes a light feeder configured to resonate light output from the light-emitting layer and a light reflector configure to reflect light output from the light feeder to have directivity. The light feeder and the light reflector are formed on a surface of the optical antenna layer. | 04-30-2015 |
20150123079 | NANOSTRUCTURE AND OPTICAL DEVICE HAVING NANOSTRUCTURE - Provided are nanostructures and optical devices having the nanostructures. The nanostructure may include a carbon nanomaterial layer, a nanopattern formed on the carbon nanomaterial layer, and a metal layer formed on a surface of the nanopattern. The nanostructure may be formed in a ring shape, and the metal layer may include a plurality of metal layers formed of different metals. | 05-07-2015 |
20150194542 | PHOTOCONDUCTIVE ANTENNA - A PCA is provided including: a semiconductor substrate; a metallic antenna, formed on one surface of the semiconductor substrate; and a first pattern structure, formed on the same surface of the semiconductor substrate as the surface on which the metallic antenna is formed, to obstruct surface waves and/or back-scattered waves. | 07-09-2015 |
Sang-Mo Cheon, Bucheon-Si KR
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20140153071 | OPTICAL SWITCH AND OPTICAL LOGIC DEVICE - Provided are an optical switch and an optical logic device. The optical switch includes a plate having a nanometer-sized thickness, a first slit formed in the plate, through which a first light passes, a second slit formed in the plate, separately from the first slit, through which a second light selectively passes, a plurality of first grooves formed on a first side of the first slit, between the first slit and the second slit, and a plurality of second grooves formed on a second side of the first slit, opposite the first side. The first light and the second light may have a phase difference and a focusing of the first light is turned on/off by controlling the second light. | 06-05-2014 |
20140233877 | OPTICAL MODULATOR AND METHOD OF MANUFACTURING THE OPTICAL MODULATOR - An optical modulator includes a dielectric layer and a metal layer arranged on the dielectric layer. In the optical modulator, a first light of a first frequency and a second light of a second frequency that are incident upon the metal layer exit from the metal layer at different refractive angles due to surface plasmon generation. | 08-21-2014 |
20140376073 | OPTICAL DEVICE AND METHOD OF CONTROLLING PROPAGATION DIRECTIONS OF LIGHT AND SURFACE PLASMON BY USING THE OPTICAL DEVICE - Provided are an optical device and a method of controlling propagation directions of light and a surface plasmon using the optical device. The optical device includes a light source, a substrate, and a metal layer that is disposed on the substrate, the metal layer includes at least two slots, and propagation directions of light and a surface plasmon may be controlled by using the light that is polarized in a direction parallel to a direction of a long length of any one of the at least two slots. | 12-25-2014 |
20140376856 | OPTICAL INTERCONNECTION FOR STACKED INTEGRATED CIRCUIT - An optical interconnection for a stacked integrated circuit, is provided. The optical interconnection includes: an optical transmission unit disposed in a first layer and an optical receiving unit disposed in a second layer, different from the first layer, and spaced apart from the optical transmission unit by a predetermined gap. The optical transmission unit includes a first optical antenna that outputs light; the optical receiving unit includes a second optical antenna which receives light transmitted from the optical transmission unit. At least one of the first and second optical antennas includes a plurality of nanostructures configured to transmit or receive an optical signal. | 12-25-2014 |
20150138553 | DEVICE FOR DETECTING SURFACE PLASMON AND POLARIZATION BY USING TOPOLOGICAL INSULATOR, METHOD OF MANUFACTURING THE DEVICE, AND METHOD OF DETECTING SURFACE PLASMON AND POLARIZATION - A device for detecting a surface plasmon and polarization includes: a topological insulating layer formed on a substrate; first and second electrodes formed on the topological insulating layer; and a waveguide connected to the topological insulating layer between the first and second electrodes. | 05-21-2015 |
Seong Jong Cheon, Suwon-Si KR
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20160126045 | MEMS SWITCH AND METHOD OF MANUFACTURING THE SAME - A microelectromechanical systems (MEMS) switch includes: a signal line disposed on a substrate; a dielectric member attached to the substrate; support fixtures disposed on the substrate at opposing sides of the signal line; and a membrane having ends fixed to the support fixtures, and a protrusion-recess pattern having a corrugated structure, the membrane being configured to change a capacitance provided by the membrane and the dielectric member by being positioned adjacent to the dielectric member through a downward movement. | 05-05-2016 |
Seong-Jun Cheon, Changwon-City KR
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20140325885 | APPARATUS FOR SUPPORTING FIREARM, FIREARM ASSEMBLY, AND METHOD OF REDUCING SHOCK OF FIRING - There is provided a firearm assembly including: a base; a firearm coupling unit configured to move forward or backward with respect to the base; an elastic support unit configured to elastically support the firearm coupling unit; and a firearm mounted on the firearm coupling unit and including: a bolt assembly configured to move backward or forward; and a return spring configured to elastically support the bolt assembly, wherein upon firing the firearm, the firearm coupling unit is configured to return to a coupling unit original forward position after completion of the bolt assembly returning to a bolt assembly original forward position. | 11-06-2014 |
Seungjin Cheon, Hwasung-City KR
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20140035137 | SEMICONDUCTOR PACKAGE AND METHOD OF FORMING THE SAME - Semiconductor packages are disclosed. In a semiconductor package, a package board may include a hole. A mold layer may cover an upper portion of the package board and extend through the hole to cover at least a portion of a bottom surface of the package board. Each of the sidewalls of a lower mold portion may have a symmetrical structure with respect to the hole penetrating the package board, such that a warpage phenomenon of the semiconductor package may be reduced. | 02-06-2014 |
Seung-Jin Cheon, Asan-Si KR
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20130161800 | PCB FOR MUF AND MOLDING STRUCTURE OF THE PCB - A printed circuit board (PCB) for molded underfill (MUF) and a PCB molding structure that may expand a range of applying the PCB and may resolve a problem of generation of a void during manufacturing of a semiconductor package. The PCB includes: a molding area on which a plurality of semiconductor chips are mounted and that is sealed; and a peripheral area that is formed around the molding area, contacts a mold for molding during a molding process, and includes a first side adjacent to a portion into which a molding material is injected and a second side that faces the first side that is adjacent to a portion from which air may be discharged, wherein an active area where the semiconductor chips are disposed in the molding area is disposed nearer the first side than to the second side. | 06-27-2013 |
Sung-Je Cheon, Yongin-Si KR
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20140347450 | METHOD AND APPARATUS FOR CREATING 3D IMAGE OF VEHICLE SURROUNDINGS - The present invention relates to a method and apparatus for creating a 3D image of vehicle surroundings. The method according to the present invention includes the steps of: mapping images captured by a plurality of cameras installed in a vehicle to a virtual plane defined by a 3-dimensional space model having a container shape with a flat bottom surface and a top surface which has an increasing radius; and creating a view image having a viewpoint of a virtual camera by using the image mapped to the virtual plane. According to the present invention, it is advantageous that an image of vehicle surroundings including surrounding obstacles can be expressed naturally and three-dimensionally. It is also advantageous that an optimal image of vehicle surroundings can be provided by changing the virtual viewpoint according to a traveling state of the vehicle. There is also the advantage that a user can conveniently adjust the viewpoint of the virtual camera. | 11-27-2014 |
Sung Kook Cheon, Dalseong-Gun KR
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20140341660 | Cutting Insert Having Eight Main Cutting Edges and Eight Wiper Edges and Cutting Tool Including The Same - A double-sided cutting insert for milling which has eight main cutting edges and eight wiper edges. The cutting insert includes top and bottom faces and four side faces. Each side face includes first and second sub-faces inclined with respect to each other. The first sub-face has a main cutting edge adjacent to the top face and a wiper edge adjacent to the bottom face. The second sub-face has a wiper edge adjacent to the top face and a main cutting edge adjacent to the bottom face. The wiper edge of the second sub-face is inclined inwardly relative to the cutting insert with respect to the main cutting edge of the first sub-face. The wiper edge of the first sub-face is inclined inwardly relative to the cutting insert with respect to the main cutting edge of the second sub-face. | 11-20-2014 |
Sung-Woo Cheon, Incheon KR
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20150217313 | SHOCK-ABSORBING LOWER STRUCTURE OF AN AIRLESS TYPE DISPENSER - The present invention relates to a shock-absorbing lower structure of an airless type dispenser, wherein a support member made of elastic material is arranged in a lower part of a piston to provide a cushioning function so as to support the lower end of the piston in the housing of the dispenser. Thus, when the piston descends and presses a housing support by the shock applied from an external source, the housing support is prevented from being separated from the housing of the dispenser. Furthermore, when content expand in volume at a low temperature, not only is a housing support or a pumping member prevented from being separated, but also the pumping member is prevented from being damaged. | 08-06-2015 |
Woo Cheol Cheon, Incheon KR
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20140103791 | REFRIGERATOR FOR PREVENTING DEWING ON DOOR GASKET - The disclosure relates to a refrigerator for preventing dewing on door gaskets, including one or more doors, each door having a rear or internal surface; a door gasket along one or more edges of the rear or internal surface of at least one of the one or more doors to prevent cool air in an interior of the refrigerator from leaking to outside the refrigerator; and a cool air shield between a door inside surface and the door gasket, configured to separate the door gasket and the interior of the refrigerator from each other. | 04-17-2014 |
Woo-Jae Cheon, Gyungbuk KR
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20140356393 | COMPOSITION FOR TREATMENT OR PREVENTION OF HYPERLIPIDEMIA, CONTAINING WATER EXTRACTS OF LAETIPORUS SULPHUREUS - The present invention relates to a composition for the treatment or prevention of hyperlipidemia, the composition containing water extracts of | 12-04-2014 |
20140356394 | COMPOSITION FOR TREATMENT OR PREVENTION OF OBESITY, CONTAINING WATER EXTRACTS OF FOMITELLA FRAXINEA - The present invention relates to a composition for the treatment or prevention of obesity, the composition containing water extracts of | 12-04-2014 |
20140370048 | COMPOSITION FOR TREATMENT OR PREVENTION OF HYPERLIPIDEMIA, CONTAINING ALCOHOL EXTRACTS OF OLIGOPORUS TEPHROLEUCUS - The present invention relates to a composition for the treatment or prevention of hyperlipidemia, the composition containing alcohol extracts of | 12-18-2014 |
Youngeun Cheon, Gyeonggi-Do KR
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20150336045 | Carbon Dioxide Absorbent Based On Amine Having Nitrile Functional Group, and Carbon Dioxide Absorption Method and Separation Method Using Same - The present invention relates to a method for using, as a carbon dioxide absorbent, a secondary amine having a nitrile group, that is, a 3-(alkylamino)propionitrile compound. The absorbent based on the 3-(alkylamino)propionitrile compound and the carbon dioxide absorption method and separation method using same, according to the present invention, not only have an excellent carbon dioxide absorption capacity and a rapid carbon dioxide absorption rate, but also allow absorbent regeneration even at a considerably low temperature compared with a conventional alkanolamine-based absorbent and thus can significantly reduce the entire energy consumption required for an absorption process, and can also prevent recovered carbon dioxide from being contaminated with moisture and absorbent vapor, owing to the low regeneration temperature. | 11-26-2015 |
Young-Hoe Cheon, Suwon-Si KR
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20140131867 | SYSTEM AND METHOD FOR DESIGNING SEMICONDUCTOR PACKAGE USING COMPUTING SYSTEM, APPARATUS FOR FABRICATING SEMICONDUCTOR PACKAGE INCLUDING THE SYSTEM, AND SEMICONDUCTOR PACKAGE DESIGNED BY THE METHOD - A system for designing a semiconductor package using a computing system, comprising: a virtual stacking module configured to receive a layout parameter for a first chip, a layout parameter for a second chip, and a layout parameter for a package substrate, and in response to the layout parameters of the first chip, the second chip, and the package substrate, generate a plurality of virtual layouts in which the first and second chips are stacked, on the package substrate; a modeling module configured to model operating parameters for the first and second chips and the package substrate in response to the virtual layouts; and a characteristic analyzing module configured to analyze operating characteristics of the virtual layouts in response to the modeled operating parameters. | 05-15-2014 |
20140208284 | METHOD AND SYSTEM FOR DESIGNING 3D SEMICONDUCTOR PACKAGE - A three-dimensional semiconductor package and method for making the same include providing a first package layout parameter for a plurality of first terminals included in a first package, a second package layout parameter for a plurality of second terminals included in a second package disposed above or below the first package, and a connection terminal layout parameter for a plurality of connection terminals electrically connecting the first package and the second package; providing a first wiring connection layout between the first and second terminals and the connection terminals by applying a first process to the first package, second package, and connection terminal layout parameters; and providing a second wiring connection layout between the first and second terminals and the connection terminals by applying a second process, which is different from the first process, to the first wiring connection layout. | 07-24-2014 |
20150186576 | CIRCUIT MODELING SYSTEM, CIRCUIT MODELING METHOD AND COMPUTER-READABLE RECORDING MEDIUM WITH PROGRAM INCLUDING THE SAME - A circuit modeling system includes a store a first net list. The first net list includes a plurality of semiconductor devices, a first power distribution network (PDN) connected to the plurality of semiconductor devices, and a signal network connected to the plurality of semiconductor devices that transmits signals to the plurality of semiconductor devices. A circuit simulation unit is configured to identify first semiconductor devices and second semiconductor devices from among the plurality of semiconductor devices. The first semiconductor devices are activated by receiving a signal through the signal network, and the second semiconductor devices are inactive. The circuit simulation unit is configured to reduce the first PDN to a second PDN based on the identified first semiconductor devices, and to generate a second net list including the signal network, the second PDN, and the first semiconductor devices. | 07-02-2015 |
Youso Cheon, Gyeonggi-Do KR
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20160033982 | DC-DC CONVERTING CIRCUIT AND A POWER MANAGEMENT CHIP PACKAGE INCLUDING THE SAME - A direct current (DC)-DC converting circuit includes a voltage converter generating a regulation current in response to a driving signal and generating an output voltage and an output current; an output voltage regulator regulating the output voltage and outputting a first control signal; a voltage limiter limiting a voltage value of the first control signal below a threshold value; a current sensor sensing an intensity of the regulation current and generating a second control signal having a voltage value corresponding to a value of the sensed intensity; and a driving signal generator generating the driving signal based on the first and second control signals, the first control signal having the voltage value below the threshold value. | 02-04-2016 |