Jin, Daejeon
Chang-Eon Jin, Daejeon KR
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20100271035 | BATTERY CELL VOLTAGE MEASURING APPARATUS AND METHOD - Disclosed is a battery cell voltage measuring apparatus and method. The battery cell voltage measuring apparatus comprises a plurality of floating capacitors provided corresponding to a plurality of cells contained in a battery pack; a plurality of switching units provided corresponding to each cell of the battery pack and switchable into a charge mode or a measurement mode; and a cell voltage detector for measuring the voltage of each cell by switching each switching unit into a charge mode to charge the voltage of each cell on each corresponding floating capacitor and time-differentially switching each switching unit into a measurement mode to apply the cell voltage charged on the floating capacitor between a reference potential and a common cell voltage measuring line. | 10-28-2010 |
20130017419 | APPARATUS AND METHOD FOR COOLING CONTROL OF BATTERY PACK - The apparatus for cooling control of a battery pack according to the present invention includes a temperature sensor for measuring the temperature of the battery pack; a blower module for introducing a cooling medium into the battery pack by means of fan operation; and a controller for controlling the operation of the blower module so that the cooling medium is introduced into the battery pack at a differential flow rate depending on temperature information input by the temperature sensor. | 01-17-2013 |
20140159908 | ISOLATION RESISTANCE MEASURING APPARATUS HAVING FAULT SELF-DIAGNOSING FUNCTION AND FAULT SELF-DIAGNOSING METHOD USING THE SAME - Disclosed is an isolation resistance measuring apparatus having a fault self-diagnosing function and a fault self-diagnosing method using the same. The isolation resistance measuring apparatus having a fault self-diagnosing function detects whether a fault arises at the isolation resistance measuring apparatus by using first and second isolation detection voltages detected in a state where a diagnosing unit is not connected (an isolation resistance measuring mode) and first and second diagnosis detection voltages detected in a state where the diagnosing unit is connected (a fault self-diagnosing mode). By doing so, it is possible to self-diagnose a fault by using an original function of the isolation resistance measuring apparatus which may measure an isolation resistance. | 06-12-2014 |
Changsoo Jin, Daejeon KR
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20160141697 | REDOX FLOW BATTERY - The present invention relates to a redox flow battery, and is to provide a redox flow battery having high battery potential and high energy efficiency and providing a stable charge-discharge performance. The present invention provides a redox flow battery including: a stack arranged to separate a negative electrode unit and a positive electrode unit with respect to a separator; pumps configured to supply electrolytes including polythiophene to the stack; and tanks storing the polythiophene. | 05-19-2016 |
Chang Soo Jin, Daejeon KR
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20120075771 | COIN TYPE LITHIUM ION CAPACITOR - Disclosed is a coin type lithium ion capacitor which includes a positive electrode made of an activated carbon based positive active material and a negative electrode opposite to the positive electrode with a first separator interposed therebetween. The negative electrode includes a graphite electrode including a first current collector and a graphite based negative active material coated onto the first current collector; and a lithium metal member opposite to the graphite electrode with a second separator interposed therebetween and including a second current collector and lithium metal coated on the second current collector, in which lithium ions of the lithium metal move from the lithium metal to the positive electrode through the graphite electrode during discharge and are carried in the graphite electrode from the positive electrode during charge. | 03-29-2012 |
20130280603 | METHOD OF MANUFACTURING ANODE ACTIVE MATERIAL, AND ANODE AND LITHIUM BATTERY USING THE ANODE ACTIVE MATERIAL - Disclosed is to a method of manufacturing an anode active material, including mixing a first solution having a metal oxide precursor dissolved therein, a second solution having a polymer as a carbon fiber precursor dissolved therein, and an ionic liquid solution for nitrogen doping and formation of a porous structure, thus preparing an electrospinning solution, electrospinning the electrospinning solution, thus preparing a metal oxide-nitrogen-porous carbon nanofiber composite, and thermally treating the composite, and to an anode and a lithium battery using the anode active material. | 10-24-2013 |
20140106959 | METHOD FOR PRODUCING METAL CATALYST FOR PREPARING ALCOHOL AND METAL CATALYST PRODUCED THEREBY - Disclosed is a method for preparing a metal catalyst having improved yield of alcohols. The method for preparing a metal catalyst for the production of alcohol from synthesis gas includes forming a metal catalyst; and irradiating the metal catalyst with gamma rays. The metal catalyst has improved yield of alcohols by stabilizing the metal catalyst through gamma ray irradiation to inhibit generation of hydrocarbons in catalytic reaction with synthesis gas. | 04-17-2014 |
20140134494 | METHOD FOR PREPARING CARBIDE-DERIVED CARBON-BASED ANODE ACTIVE MATERIAL AND ANODE ACTIVE MATERIAL PREPARED BY THE SAME - Disclosed is a method for preparing a carbide-derived carbon-based anode active material. The method includes preparing carbide-derived carbon, and expanding pores of the carbide-derived carbon. Here, expanding of pores is performed as an activation process of heating the prepared carbide-derived carbon in the air. The pores formed inside the carbide-derived carbon can be expanded during the activation process in the preparation of the carbide-derived carbon-based anode active material. In addition, by applying the carbide-derived carbon to an anode active material, lithium secondary battery having improved charge-discharge efficiency can be prepared. | 05-15-2014 |
20150132654 | METHOD OF PREPARING GRAPHENE AND ANODE MIXTURE FOR LITHIUM SECONDARY BATTERY INCLUDING GRAPHENE PREPARED THEREBY - Disclosed herein is a method of preparing porous graphene from porous graphite, including 1) thermochemically reacting a highly crystalline carbide compound with a halogen element-containing gas to give a porous carbide-derived carbon; 2) treating the carbide-derived carbon with an acid, thus preparing a carbide-derived carbon oxide; and 3) reducing the carbide-derived carbon oxide. An anode mixture for a secondary battery including the graphene and an anode for a secondary battery including the anode mixture are also provided. | 05-14-2015 |
20150180074 | MANIFOLD FOR REDOX FLOW BATTERY FOR REDUCING SHUNT CURRENT AND REDOX FLOW BATTERY COMPRISING SAME - A manifold for a redox flow battery capable of effectively suppressing a shunt current has a supply flow pathway and an exhaust flow pathway respectively formed at a left side and a right side of an anode or cathode electrode electrolyte reaction unit so as to include a U-shaped curved portion, and the U-shaped curved portion is formed to be positioned on the upper part of the top or the lower part of the bottom of the first electrode electrolyte reaction unit. When the manifold is applied to a redox flow battery, the supply flow pathway and the exhaust flow pathway having the U-shaped curved portion are formed on the upper part of the top or the lower part of the bottom of the electrode electrolyte reaction unit to prevent an electrolyte existing in the inside of a stack and a pipe from passing through the U-shaped curved portion. | 06-25-2015 |
20150221959 | INTEGRATED COMPLEX ELECTRODE CELL HAVING INNER SEAL STRUCTURE AND REDOX FLOW CELL COMPRISING SAME - A laminated structure of a redox flow cell, an integrated complex electrode cell, and a redox flow cell comprising same, wherein the integrated complex cell can reduce stack lamination process time and lamination cost and increase lamination efficiency by integrating a manifold and a bipolar plate in order to facilitate lamination. The integrated complex electrode cell having an inner seal structure, which inhibits the overflow of electrolytes, is characterized in that it inhibits the overflow of electrolytes of positive and negative poles by forming a structure in which an integrated part of the manifold and the bipolar plate can be sealed. | 08-06-2015 |
20160130146 | Carbide-Derived Carbon Manufactured by Using Heat Treatment at Vacuum and Method Thereof - Disclosed is a method of preparing a carbide-derived carbon having high ion mobility for use in a lithium battery anode material, a lithium air battery electrode, a supercapacitor electrode, and a flow capacitor electrode, including thermally treating a carbide compound in a vacuum, thus obtaining a vacuum-treated carbide compound; and thermochemically reacting the vacuum-treated carbide compound with a halogen element-containing gas, thus extracting the element other than carbon from the vacuum-treated carbide compound, wherein annealing can be further performed after thermochemical reaction. This carbide-derived carbon has a small pore distribution, dense graphite fringe, and a large lattice spacing and thus high ion mobility, compared to conventional carbide-derived carbon obtained only by thermochemical reaction with a halogen element-containing gas. | 05-12-2016 |
Daqing Jin, Daejeon KR
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20080275111 | Novel Use of Lignan Compounds - The present invention relates to the novel use of lignan compounds represented by Formula I. More particularly, the present invention relates to a pharmaceutical composition for treating or preventing a brain disease, comprising a lignan compound represented by Formula I or a | 11-06-2008 |
Dong Il Jin, Daejeon KR
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20100059376 | NOVEL ANALYTICAL METHOD FOR PROTEIN - Disclosed is a method of analyzing a protein, comprising the steps of: (A) labeling small amounts of protein samples with CyDyes having different fluorescent properties, respectively; (B) mixing 50-100 μg of each of the protein samples, labeled in step (A), with 1-5 mg of each of one or more of the unlabeled protein samples, and subjecting the mixture to electrophoresis; (C) subjecting the electrophoresed gel to fluorescence analysis to detect a difference in protein distribution between the protein samples; and (D) excising spot(s), showing the difference in protein distribution, from the gel, and isolating and identifying from the spots a protein, which is different in protein distribution between the protein samples. According to the present invention, a protein from a gel can be identified by MALDI-TOF, while simultaneously analyzing the gel qualitatively and quantitatively using a difference in the fluorescence of CyDyes with very high sensitivity. | 03-11-2010 |
Eun Sook Jin, Daejeon KR
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20090154616 | RESIDUAL FREQUENCY OFFSET COMPENSATION APPARATUS USING PHASE SHIFT COMPENSATION SCHEME - A residual frequency offset compensation apparatus is provided. The residual frequency offset compensation apparatus includes: a basic phase offset compensation unit compensating input symbols using a previously stored basic phase offset and generating first symbols; a phase shift calculation unit calculating a phase shift value of each of a predetermined number of the first symbols using first detection symbols and the first symbols, the first detection symbols being generated by detecting the first symbols; a phase shift compensation unit compensating the first symbols based on an average of the phase shift values; and a basic phase offset update unit updating the basic phase offset based on the phase shift values. | 06-18-2009 |
20090232255 | QAM SYMBOL SLICING METHOD AND APPARATUS - A method for slicing a symbol in a QAM digital demodulator, includes acquiring a digital integer value by sampling a symbol signal in an in-phase coordinate or a quadrature-phase coordinate; and extracting a symbol bit sequence in the in-phase coordinate or the quadrature-phase coordinate from a whole bit sequence of the digital integer value by using an LSB thereof. Further, a symbol slicer for detecting a QAM symbol, includes digital sampling units, each of which acquires a digital integer value by sampling a symbol signal in an in-phase coordinate or a quadrature-phase coordinate; and a symbol bit sequence extracting unit that extracts a symbol bit sequence in the in-phase coordinate or the quadrature-phase coordinate from a whole bit sequence of the digital integer value by using an LSB thereof. | 09-17-2009 |
20100301931 | RECURSIVE DEMODULATION APPARATUS AND METHOD - A recursive demodulation apparatus is provided. Therecursive demodulation apparatus, including: a segment generation unit dividing data symbols with a residual frequency or phase error into a predetermined number of data symbols, and generating a plurality of segments, each of the plurality of segments including the predetermined number of data symbols; and a phase error correction unit sequentially correcting a phase error of each of the data symbols, included in the each of the plurality of segments, for each segment. | 12-02-2010 |
20150207593 | METHOD AND APPARATUS OF RETRANSMISSION BASED ON SOFT COMBINING IN CONTENTION BASED ACCESS SYSTEM - A method and apparatus of an effective and reliable retransmission based on soft combining when using orthogonal frequency division multiplexing (OFDM) modulation technique in a contention based access system. The method includes receiving a data signal from a transmission node, performing soft combining the valid section part of the data signal which have been previously received and the data signal currently received, determining a collision section of the data signal which is currently received, and saving a valid section part except the collision section of the data signal which is currently received in a buffer. In the contention based access system that uses OFDM modulation technique, in case that data signal reception failure occurs due to a transmission collision, the valid part of the received data signal may be detected and effectively applied to the soft combining, and consequently, the reception probability of data signal can be increased. | 07-23-2015 |
Gwang Ja Jin, Daejeon KR
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20100141378 | APPARATUS AND METHOD FOR IDENTIFYING STRUCTURE - A transmitter of an apparatus position in a moving body transmits a first move command signal for moving a radio frequency identification tag to a location within an identification distance to a receiver positioned within a communication distance. A radio frequency identification reader of the moving body transmits an information request signal to the radio frequency identification tag that moves from a first location to a second location corresponding to a location within an identification distance in accordance with a first move command signal and receives a response signal corresponding to the information request signal from the radio frequency identification tag. | 06-10-2010 |
20100142750 | DEVICE AND METHOD FOR ARRANGING BLOCK OF VESSEL - A vessel block arranging device extracts image information on a vessel block loaded on a transporter, and determines whether to arrange the vessel block in an area in which the vessel block will be arranged by using location information of the arranged vessel block in the area and extracted image information, thereby reducing errors caused by determining the vessel block arrangement. | 06-10-2010 |
20110002251 | TIME SYNCHRONIZATION AND ROUTING METHOD IN WIRELESS SENSOR NETWORK, AND APPARATUS FOR ENABLING THE METHOD - A time synchronization method in a wireless sensor network, a low power routing method using a reservation scheme, and an apparatus for performing the method are provided. The time synchronization method in the wireless sensor network may include: receiving a first synchronization request command packet from a parent node that manages time synchronization for a predetermined synchronization region; receiving, from the parent node, a second synchronization request command packet that has a transmission timestamp value of the first synchronization request command packet; and performing time synchronization for a child node based on a reception time of the first synchronization request command packet, a reception time of the second synchronization request command packet, and the transmission timestamp value of the first synchronization request command packet. | 01-06-2011 |
20110148584 | METHOD OF PLACING RFID TAG FOR UNDERGROUND USE UNDER GROUND SURFACE - A method includes: placing a Radio Frequency Identification (RFID) tag for underground use under a ground surface, wherein a ground plate which has a diameter greater than that of the RFID tag or a tag antenna and on a top of which the RFID tag is mounted is placed underground such that the RFID tag protrudes above the ground surface or a bottom of the RFID tag is aligned with the ground surface. | 06-23-2011 |
20120162021 | CIRCULARLY POLARIZED ANTENNA WITH WIDE BEAM WIDTH - Disclosed herein is a circularly polarized antenna with a wide beam width, in which four U-shaped metal strips are disposed in a circular shape, and four signals having the same magnitude and phase difference intervals of 90 degrees are fed to the respective metal strips so as to transceive circularly polarized waves. The disclosed circularly polarized antenna includes a ground plane, a central patch formed in the center of an upper surface of the ground plane, and a plurality of radiation patches disposed above the ground plane and around the central patch in a circular shape, wherein signals having the same magnitude and preset phase differences are fed to respective radiation patches. | 06-28-2012 |
20130343486 | APPARATUS AND METHOD FOR GENERATING MULTIBAND RADIO FREQUENCY SIGNALS IN MARITIME WIRELESS COMMUNICATION - Disclosed herein are a method and apparatus for generating multiband Radio Frequency (RF) signals in maritime wireless communication. The apparatus includes a baseband conversion unit, a phase compensation unit, a Direct Current (DC) offset compensation unit, and an RF transmission unit. The baseband conversion unit converts RF signals corresponding to a baseband modulation signal having a negative frequency and a baseband modulation signal having a positive frequency into baseband signals, respectively. The phase compensation unit eliminates the images of multiband signals so as to correspond to the baseband signals. The DC offset compensation unit compensates the baseband modulation signals for DC offsets using the multiband signals from which the images have been eliminated The RF transmission unit generates the RF signals using the signals which have been compensated for the DC offsets, and sends the RF signals via an antenna. | 12-26-2013 |
20140018066 | MARITIME WIRELESS COMMUNICATION METHOD AND APPARATUS - Disclosed herein are a maritime communication apparatus and method. The maritime communication apparatus includes a land-based network communication unit, a maritime network communication unit, and a communication control unit. The land-based network communication unit communicates with a land-based communication network. The maritime network communication unit communicates with a maritime communication network. The communication control unit links the communication of the land-based network communication unit with the communication of the maritime network communication unit in accordance with a destination address of data provided by any one of the land-based network communication unit and the maritime network communication unit. | 01-16-2014 |
20140024320 | METHOD AND APPARATUS OF WIRELESS COMMUNICATION BY USING MULTIPLE DIRECTIONAL ANTENNAS - The present invention relates to an apparatus and method of performing wireless communication using multiple directional antennas. The transportation means according to the present invention includes at least two communication devices, wherein one of the at least two communication devices, communication device A, includes a directional antenna group | 01-23-2014 |
20150229382 | SYSTEM OF SWITCHING MULTIANTENNA AND METHOD OF THE SAME - An antenna switching system according to an exemplary embodiment of the present invention includes a plurality of directional antenna which is mounted in a ship to receive a wireless signal; an antenna switch which selects one of the plurality of directional antennas; a modem which is connected to the directional antennas through the antenna switch to extract a strength of a received signal; and a switching determining unit which outputs an antenna selection signal to the antenna switch based on the strength of the received signal and GPS/DR information of a transmission side ship and its own ship. | 08-13-2015 |
20160053766 | SURGE PREVENTION APPARATUS AND METHOD FOR CENTRIFUGAL COMPRESSOR - Disclosed herein are a surge prevention apparatus and method for a centrifugal compressor. The surge prevention apparatus includes a control unit for controlling a gas provision operation based on a flow rate and pressure on an inlet side of a compressor and pressure on an outlet side of the compressor, and a gas provision unit for storing a part of gas flowing into the inlet side of the compressor and providing the stored gas to the inlet side in response to a control signal from the control unit. | 02-25-2016 |
Gwang-Min Jin, Daejeon KR
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20140147351 | METHODS OF PRODUCING CARBONATE MINERALS AND APPARATUSES OF PRODUCING THE CARBONATE MINERALS - An apparatus of producing a carbonate mineral includes a first reaction device including a fluid path along which an ion exchange solution moves; a cation exchange medium disposed in the fluid path, the cation exchange medium containing an alkaline earth metal; a second reaction device accommodating a sodium hydroxide aqueous solution and receiving the ion exchange solution containing an alkaline earth metal ion from the first reaction device; and a carbon dioxide supplying device supplying a carbon dioxide to the second aqueous solution. | 05-29-2014 |
Gyong-Tae Jin, Daejeon KR
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20100172810 | CARBON DIOXIDE CAPTURING DEVICE INCLUDING WATER VAPORE PRETREATMENT APPARATUS - Disclosed is a CO | 07-08-2010 |
20110247232 | FLUIDIZED BED DRYING APPARATUS - An apparatus for drying particles in a fluidized state includes a particle input segment into which wet particles are input, a drying segment having a multi-perforated plate dividing an inner space of the drying segment into an upper section and a lower section, a plurality of upper partition plates partitioning the upper section and positioned above the multi-perforated plate, a plurality of lower partition plates in the lower section respectively corresponding to the plurality of upper partition plates, a plurality of pairs of channel plates in the lower section that pass through the multi-perforated plate such that each pair of the plurality of pairs of channel plates are respectively arranged on opposite sides of respective ones of the plurality of upper partition plates and on opposite sides of respective ones of the plurality of lower partition plates; and a heated-air flow supply segment for supplying hot gas to the drying segment. | 10-13-2011 |
20120132078 | Dry Carbon Dioxide Capture Apparatus - Disclosed is a dry carbon dioxide capture apparatus with improved carbon dioxide capture efficiency through preventing gas backflows into vertical transport lines. The dry CO2 capture apparatus includes a capture reactor having a capture buffer chamber on the bottom side, a capture diffusion plate on top of the capture buffer chamber, and adsorbent particles in a space above the capture diffusion plate; a first separator connected to the capture reactor through a vertical transport line; a regenerator having a regeneration buffer chamber on the bottom side, a regenerating diffusion plate on top of the regeneration buffer chamber, and adsorbent particles in a space above the regenerating diffusion plate; a second separator connected to the regenerator through a gas separation line; and a second particle transfer line connected to the regenerator at one end and connected to the capture reactor at the other end. | 05-31-2012 |
Gyoung-Tae Jin, Daejeon KR
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20110088557 | REGENERATION REACTOR OF CO2 CAPTURE SYSTEM - A regeneration reactor of a CO | 04-21-2011 |
20130087047 | DRY CARBON DIOXIDE CAPTURING DEVICE WITH IMPROVED ENERGY EFFICIENCY - Disclosed is a dry CO | 04-11-2013 |
20130152794 | Dry Carbon Dioxide Capturing Device with Multistage Supply Structure - Disclosed is a dry carbon dioxide capturing device which can improve sorption efficiency by supplying sorbent for absorbing carbon dioxide or exhaust gas containing carbon dioxide to a recovery reactor in multistages at various heights, The dry carbon dioxide (CO | 06-20-2013 |
20130167725 | DRY CARBON DIOXIDE CAPTURING DEVICE USING MULTI SORBENTS - Disclosed is a dry CO | 07-04-2013 |
20150174546 | FLUIDIZED BED REACTOR CAPABLE OF VARYING FLOW VELOCITY - The present invention relates to a fluidized bed reactor capable of varying flow velocity, in which the flow velocity in the fluidized bed reactor varies to maintain the smooth transportation of solid particles while increasing the concentration of a gaseous reactant in relation to the solid particles. The fluidized bed reactor comprises: a lower high-speed unit into which solid particles and fluid particles are introduced; a middle low-speed unit continuously connected to an upper portion of the lower high-speed unit so that the flow velocity therein becomes lower than that in the lower high-speed unit; and an upper high-speed unit continuously connected to an upper portion of the middle low-speed unit so that the flow velocity therein becomes higher than that in the middle low-speed unit. | 06-25-2015 |
20160046540 | SYSTEM AND METHOD FOR PREVENTING CATALYST FROM OVERHEATING - A system for preventing a catalyst from overheating is provided. The system includes: a first reactor filled with a catalyst at least in part and configured to receive reaction gas and produce product gas; and a second reactor configured to cool a catalyst discharged from the first reactor. The catalyst is circulated between the first reactor and the second reactor by injecting the catalyst cooled in the second reactor into the first rector. | 02-18-2016 |
Hee Jeong Jin, Daejeon KR
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20150120206 | CONSTITUTIONAL DISEASE PATTERN DETERMINATION METHOD AND APPARATUS - Provided is a constitutional disease pattern determination apparatus including a calculator to calculate a first deficiency and excess index and a first cold and heat condition index of a user based on clinical information on the user, and a determiner to determine, based on a first reference table corresponding to a first constitution, a first constitutional disease pattern corresponding to the first deficiency and excess index and the first cold and heat condition index among a plurality of constitutional disease patterns included in the first reference table, wherein the first constitution is a constitution classified to correspond to the user based on a Sasang constitution. | 04-30-2015 |
Hu Jin, Daejeon KR
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20100054198 | RESOURCE ALLOCATION METHOD IN ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS WIRELESS SYSTEMS - A resource allocation method in orthogonal frequency division multiple access wireless systems includes: setting, for each of terminals, data transmission factors including a resource location selection scheme; and determining, for each frame, locations of resources to be allocated to the terminals in a resource allocation order by using the resource location selection schemes Determining the locations of the resources includes: setting the resource allocation order for the terminals according to priorities of the terminals; selecting resources to be allocated to a terminal by using the resource location selection scheme for the terminal; determining whether all or some of the selected resources have been already allocated to other terminals; and allocating the selected resources to the terminal, if it is determined that the selected resources have not been already allocated to other terminals. | 03-04-2010 |
20110069695 | Adaptive polling method for real-time traffic - An adaptive polling method for real-time traffic, including settling a value of an initial polling period Tpi and a value of an adaptive polling period Tpa; firstly allocating an uplink polling resource to a terminal; if a new packet is generated from the terminal in the period of the firstly allocated polling resource, receiving size information of the packet by a base station through the polling resource, and secondly allocating a polling resource through a corresponding frame of the initial polling period Tpi set for a next polling; and if no packet is generated from the terminal in the period of the secondly allocated polling resource, thirdly allocating a polling resource through a corresponding frame of the adaptive polling period Tpa set for the next polling. | 03-24-2011 |
Huxian Jin, Daejeon KR
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20140184351 | Low Power, High Speed Multi-Channel Chip-to-Chip Interface using Dielectric Waveguide - An exemplary embodiment of the present invention provides an improved dielectric waveguide named electrical fiber. The electrical fiber with a metal cladding may isolate the interference of the signals in other wireless channels and adjacent electrical fibers, which typically causes band-limitation problem, for a smaller radiation loss and better signal guiding to lower the total transceiver power consumption as the transmit distance increases. Also, the electrical fiber may have frequency independent attenuation characteristics to enable high data rate transfer with little or even without any additional receiver-side compensation due to vertical coupling of the electrical fiber and an interconnection device. | 07-03-2014 |
Hyung Gon Jin, Daejeon KR
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20110100006 | INTEGRATED PROCESS FOR WATER-HYDROGEN-ELECTRICITY NUCLEAR GAS-COOLED REACTOR - Disclosed herein is an integrated process for production of electricity, hydrogen, and water using a high-temperature gas-cooled reactor as a single source, including: the high-temperature gas-cooled reactor, a power conversion unit connected directly or indirectly with the high-temperature gas-cooled reactor to receive heat produced by a reactor core of the high-temperature gas-cooled reactor and drive a gas turbine by the heat, thereby producing electricity through an electric generator, a hydrogen production unit that produces hydrogen by receiving the heat produced by the high-temperature gas-cooled reactor and/or the electricity produced by the electric generator, an electrical desalination unit that produces water by using the electricity produced by the electric generator, and a thermal desalination unit that produces water by distilling fresh water from salt water with waste heat recovered from a precooler and an intercooler of the power conversion unit. | 05-05-2011 |
20130287162 | INTEGRATED PROCESS FOR WATER-HYDROGEN-ELECTRICITY NUCLEAR GAS-COOLED REACTOR - Disclosed herein is an integrated process for production of electricity, hydrogen, and water using a high-temperature gas-cooled reactor as a single source, comprising: the high-temperature gas-cooled reactor, a power conversion unit connected directly or indirectly with the high-temperature gas-cooled reactor to receive heat produced by a reactor core of the high-temperature gas-cooled reactor and drive a gas turbine by the heat, thereby producing electricity through an electric generator, a hydrogen production unit that produces hydrogen by receiving the heat produced by the high-temperature gas-cooled reactor and/or the electricity produced by the electric generator, an electrical desalination unit that produces water by using the electricity produced by the electric generator, and a thermal desalination unit that produces water by distilling fresh water from salt water with waste heat recovered from a precooler and an intercooler of the power conversion unit. | 10-31-2013 |
Hyun Ju Jin, Daejeon KR
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20080288441 | Processing method of data stream using Border Monitoring Query - The present invention relates to a processing method of data stream using Border Monitoring Query, and more particularly a monitoring method and a system for data streams which are a large volume of data and continuously generated such as financial ticker, GPS data or a ubiquitous sensor network (USN). | 11-20-2008 |
Jaehwa Jin, Daejeon KR
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20080285377 | Automated recirculation system for large particle size analysis - The present invention relates to a wet-type recirculation system for particle size analysis of sample including coarse particles (hundreds to thousands μm). According to the wet-type recirculation system of the present invention, the mixture liquid is recirculated using not a single recirculation line but two recirculation lines between the mixer and the particle size analyzer and the recirculation lines are connected with the mixer at the upper inputting part side of the mixer to discharge the mixture liquid. Further, the rotatable baffle is attached to the inside of the mixer to generate vortex in a horizontal direction as well as a vertical direction within the reservoir of the mixer and the baffle is rotated by a pressure of the mixture liquid discharged from the two recirculation lines to form vortex. Consequently, the mixture liquid in which fine particles and coarse particles are uniformly mixed is provided to the particle size analyzer and thus reliable and accurate result of the particle size distribution measurement can be obtained when particle size measurement of sediment including from fine particles of several μm to coarse particles of thousands μm. | 11-20-2008 |
Jae Hwa Jin, Daejeon KR
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20110089128 | SAMPLE STORAGE APPARATUS - Disclosed is a sample storage apparatus in that a multilayered rotary table is formed in a liquid nitrogen vessel, so that a plurality of sample storage boxes is stored in the multilayered rotary table, whereby it can effectively and maximally ensure the space for storing the samples. The sample storage apparatus includes: a rotating axis | 04-21-2011 |
20120243656 | COMPUTED TOMOGRAPHY APPARATUS FOR GEOLOGICAL RESOURCE CORE ANALYSIS - A computed tomography apparatus for geological resource core analysis, more particularly to a computed tomography apparatus for geological resource core analysis in that it can conveniently utilize a computed tomography apparatus for industrial use, the movement between the CT beam transmitter and the detector is decreased, thereby performing an accurate measurement and breaking down infrequently, and especially, it can easily perform a CT scan on a cylinder type (or rod shape) sample having a very long major axis such as a geological resource core sample. | 09-27-2012 |
20130083888 | APPARATUS FOR DETECTING VOLUME OF FOREIGN SUBSTANCE EXISTED IN CORE OF GEOLOGICAL SAMPLE USING COMPUTER TOMOGRAPHY APPARATUS AND METHOD THEREOF - An apparatus for detecting a volume of a foreign substance existed in a core of a geological sample using a computer tomography apparatus and a method thereof, more particularly an apparatus for detecting a volume of a foreign substance existed in a core of a geological sample using a computer tomography apparatus and a method thereof capable of calculating a volume of any one object among the foreign substance existed in the core. | 04-04-2013 |
20130251095 | SYSTEM FOR MEASURING SAMPLE PORE USING COMPUTED TOMOGRAPHY AND STANDARD SAMPLE AND METHOD THEREOF - The present invention relates to a system for measuring a sample pore using a computed tomography (CT) and a standard sample and to a method thereof, more particularly to a system for measuring a sample pore using a computed tomography (CT) and a standard sample and to a method thereof, wherein the number of pixels in the count range of a cross-sectional image of the measurement sample and the number of pixels corresponding to the gray level range of the pore are calculated with reference to the count range utilized in the cross-sectional image of the standard sample and the gray level range of the pore so as to accurately measure the porosity of the measurement sample after performing a CT scan of the standard sample and the measurement sample together using a CT scanner. | 09-26-2013 |
Jae-Hyun Jin, Daejeon KR
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20090310920 | INTEGRATED OPTICAL SUB-ASSEMBLY - Disclosed herein is an integrated optical sub-assembly for a diplexer, which can adopt a low-price small aperture isolator by disposing an isolator closer to a ferrule, such that the isolator may be distanced from a laser diode, and so the total cost can be reduced and the construction can be simplified; and an integrated optical sub-assembly for a triplexer, which has simplified construction for reducing the manufacturing costs, and whose exterior dimension can be reduced and the manufacturing can be easier by adopting a ball lens for narrowing the beam width. | 12-17-2009 |
Jeong Hee Jin, Daejeon KR
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20090130339 | Method for Preparing Electroconductive Particles with Improved Dispersion and Adherence - The present invention relates to a method of producing electroconductive electroless plating powder having excellent dispersibility and adherence, and, more particularly, to a method of producing electroconductive electroless plating powder having excellent dispersibility and adherence, using an electroless plating method of forming a metal plating layer on the surface of a base material made of resin powder in an electroless plating solution, wherein an ultrasonic treatment is performed at the time of forming the plating layer. The present invention has advantages in that an aggregation phenomenon, which is generated when the base material made of the resin powder is plated using an electroless plating method, does not occur and a plating reaction can be performed at low temperature, so that it is possible to obtain a compact plating layer and plating powder having improved uniformity and adherence with respect to resin powder. Further, the present invention, unlike the conventional technique, has advantages in that post-treatment processes are not performed and a plating reaction is performed at low temperature, so that the process operating cost is reduced and the processes are made simple. | 05-21-2009 |
Jong Han Jin, Daejeon KR
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20130206992 | DEVICE AND METHOD FOR MEASURING VIA HOLE OF SILICON WAFER - The present invention pertains to a device and a method for measuring a via hole of a silicon wafer, wherein it is possible to precisely measure the depth of the via hole without damaging the wafer. Broadband infrared light is radiated to a silicon wafer which has a superior light transmission property, so that the depth of the via hole may be measured from the light which is reflected from each boundary surface of the wafer and the interference signal of reference light. The via hole measuring device according to the present invention includes: a light source unit for generating broadband infrared light; and an interferometer for radiating the light generated from the light source unit to a silicon wafer, so as to measure the depth of a via hole formed on the wafer according to the spectrum period of the interference signal of the light, which is reflected from the silicon wafer. | 08-15-2013 |
20150069225 | ABSOLUTE POSITION MEASUREMENT METHOD, ABSOLUTE POSITION MEASUREMENT APPARATUS AND SCALE - Provided are an absolute position measurement method, an absolute position measurement apparatus, and a scale. The scale includes a scale pattern formed by replacing repeatedly arranged pseudo-random-codes with a sequence of a linear feedback shift register of N stages using a first symbol with first width representing a first state and a second symbol with second width representing a second state. The first is divided into two or more first symbol areas of different structures, and the second symbol is divided into two or more second symbol areas of different structures. There is at least one overlap area in which the first symbol and the second symbol overlap each other to have the same structure. | 03-12-2015 |
Joohong Jin, Daejeon KR
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20140234718 | CATHODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY FOR CONTROLLING IMPURITY OR SWELLING INCLUDING THE SAME AND METHOD OF PREPARING CATHODE ACTIVE MATERIAL WITH ENHANCED PRODUCTIVITY - Disclosed are a cathode active material represented by Formula 1 below and including a metal cation having a greater ionic radius than a Ni cation and represented by M of Formula 1 at a Li cation site or in an empty space within a crystal lattice so as to prevent mixing of Ni cations into a Li layer, a lithium secondary battery including the same, and a method of preparing the cathode active material which has improved productivity. | 08-21-2014 |
Joo-Hong Jin, Daejeon KR
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20140050656 | SURFACE-TREATMENT METHOD OF CATHODE ACTIVE MATERIAL AND CATHODE ACTIVE MATERIAL FORMED THEREFROM - The present invention provides a method for treating the particle surface of a cathode active material for a lithium secondary battery, the method comprising (a) preparing a cathode active material having a lithium compound; (b) generating a plasma from a gas comprising at least one of a fluorine-containing gas and a phosphorus-containing gas as a part of a reactive gas; and (c) removing lithium impurities present on the particle surface of the cathode active material with the plasma. In accordance with the present invention, the amount of the lithium impurities present on the particle surface of the cathode active material can be reduced to suppress a side reaction of the lithium impurities and an electrolyte. | 02-20-2014 |
20150280225 | PRECURSOR OF ELECTRODE ACTIVE MATERIAL COATED WITH METAL AND METHOD OF PREPARING THE SAME - Disclosed are a precursor of an electrode active material for a lithium secondary battery, in which a metal material ionizable through electrolytic decomposition is uniformly coated on a surface of a primary precursor formed of a transition metal hydrate, and a method of preparing the same. | 10-01-2015 |
Ju Kyoung Jin, Daejeon KR
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20100183189 | IMAGE SIGNATURE CREATING METHOD AND APPARATUS FOR DISCRIMINATING STILL IMAGES - An image signature creating method includes: creating a map by partitioning a still image using rings defined by concentric circles radially spaced apart from each other by a predetermined interval and radial lines circumferentially spaced apart from each other by a predetermined angle, the center of the still image being that of the concentric circles; and creating an image signature from the created map on the basis of distribution of pixels in regions defined by the rings and the radial lines. Accordingly, distribution of illegal contents is prevented and interrupted by search for and discrimination of a still image illegally deformed by a copying of or an intended attack on the still image. | 07-22-2010 |
Jungho Jin, Daejeon KR
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20100178478 | TRANSPARENT COMPOSITE COMPOUND - Provided is a non-hydrolytic transparent composite composition having excellent transparency and heat resistance, and a low thermal expansion coefficient. Particularly, the transparent composite composition includes a glass filler dispersed in a crosslinked transparent resin produced by a non-hydrolytic reaction. The non-hydrolytic transparent siloxane resin is a resin having Si—O (siloxane) bonds, a resin having at least one kind of heterometal bonds, including Si—O bonds, or the resin further containing other ingredients. When the transparent siloxane resin produced by a non-hydrolytic reaction forms a composite in combination with the glass filler, the composite realizes high transparency and heat resistance, as well as a low thermal expansion coefficient. Therefore, the transparent composite composition is useful as a substrate for thin film transistor (TFT) devices, display devices and optical devices. | 07-15-2010 |
20120061881 | Fabrication Method of Flexible Devices - Disclosed is a method of fabricating a flexible device, which includes surface-treating one or both sides of a carrier plate so that regions with different surface-treatments are formed on the same side of the carrier plate, forming a glass-filler reinforced plastic substrate film on the surface-treated carrier plate, forming thin film patterns on the glass-filler reinforced plastic substrate film, and separating the glass-filler reinforced plastic substrate film having the thin film patterns formed thereon from the carrier plate, and in which the surface-treating of the carrier plate enables the glass-filler reinforced plastic substrate film to be easily separated from the carrier plate without an additional process such as using a solvent or a laser release technique. | 03-15-2012 |
Jung-Ho Jin, Daejeon KR
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20090012255 | HYDROXYL ORGANIC OLIGOSILOXANE RESIN AND PREPARATION METHOD THEREOF - Disclosed are hydroxyl organic oligosiloxane resins prepared by hydrolysis-condensation of organic alkoxysilane and preparation method thereof. More particularly, the present invention provides a method for preparation of novel resins with excellent coating properties, mechanical properties and thermal stability, comprising use of a hydroxyl organic oligosiloxane resin which has a center of inorganic network structure with high condensation degree formed by complete hydrolysis-condensation, and at least one hydroxyl group and organic group or organic functional group around the center. | 01-08-2009 |
Jungkun Jin, Daejeon KR
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20110167793 | HYBRID ROCKET USING CATALYTIC DECOMPOSITION OF OXIDIZER - Provided is a hybrid rocket using catalytic decomposition of oxidizer, which generates thrust by injecting high temperature oxygen and steam formed by catalytic decomposing liquid oxidizer into solid fuel and thereby auto igniting and combusting the solid fuel without a separate igniter. The hybrid rocket using catalytic decomposition of an oxidizer, including: a liquid phase oxidizer ( | 07-14-2011 |
Ki Sung Jin, Daejeon KR
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20120150930 | CLOUD STORAGE AND METHOD FOR MANAGING THE SAME - Disclosed is a cloud storage managing a plurality of files, including: a plurality of metadata servers managing a plurality of metadata associated with the plurality of files; a plurality of data servers managing the data of the plurality of files; and a cluster management server managing the plurality of metadata servers and the plurality of data servers. | 06-14-2012 |
Myung Kuk Jin, Daejeon KR
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20110081546 | NANOCOMPOSITES CONSISTING OF CARBON NANOTUBE AND METAL AND A PROCESS FOR PREPARING THE SAME - The present invention relates to a method for preparing a nano-composite comprising carbon nanotube and metal, more precisely a method for preparing a carbon nanotube-metal composite comprising the steps of preparing a dispersion solution by dispersing carbon nanotube in a reductive solvent; preparing a mixed solution by adding a stabilizer and a metal precursor; and reducing the metal precursor by heating the mixed solution, and a carbon nanotube-metal composite prepared by the same. | 04-07-2011 |
20120000845 | NANOPOROUS FILMS AND METHOD FOR MANUFACTURING THE SAME - Provided is a carbon nanostructure-metal composite nanoporous film in which a carbon nanostructure-metal composite is coated on one surface or both surfaces of a membrane support having micro- or nano-sized pores. A method for manufacturing a carbon nanostructure-metal composite nanoporous film, includes: dispersing a carbon nanostructure-metal composite in a solvent at the presence of a surfactant and coating the carbon nanostructure-metal composite on one surface or both surfaces of a membrane support; and fusing the metal on the membrane support by heating the coated membrane support. The metal in carbon nanostructure-metal composite nanoporous film melts at a low temperature since a size of a metal of the carbon nanostructure-metal composite is several nm to several-hundred nm. | 01-05-2012 |
20120223017 | OIL PURIFICATION METHOD AND APPARATUS WITH POROUS MEMBRANE - Provided is a method of purifying oil by which nano particles are effectively removed from the oil. According to the oil purifying method, oil is effectively purified at a high temperature using a carbon nanostructure-metal or -metal oxide composite nano porous membrane composed of a carbon nanostructure-metal composite | 09-06-2012 |
Sang-Wook Jin, Daejeon KR
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20120023893 | COOLING DEVICE FOR HIGH TEMPERATURE FLUID, FLIGHT VEHICLE HAVING THE SAME AND COOLING METHOD FOR HIGH TEMPERATURE FLUID - Disclosed are a cooling device for high temperature fluid, a flight vehicle having the same and a cooling method for high temperature fluid, the cooling device including a heat exchanger configured such that fluid is introduced therein to be heat-exchanged with a refrigerant, and configured to vaporize the refrigerant by the heat exchange such that the fluid is discharged at temperature close to vaporization temperature of the refrigerant, a compressor connected to the heat exchanger and configured to compress the fluid discharged out of the heat exchanger, a turbine connected to the compressor and configured to expand the fluid compressed in the compressor to lower temperature of the compressed fluid, and a phase change heat exchanger connected to the turbine, storing a phase change material, and configured to cause heat exchange between the phase change material and the fluid discharged out of the turbine so as to control temperature of the discharged fluid, whereby a cooling device capable of minimizing influences by external environments can be achieved. | 02-02-2012 |
Seong Il Jin, Daejeon KR
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20150112591 | APPARATUS AND METHOD FOR PARTIALLY UPDATING A NAVIGATION DATA WHILE DRIVING - An apparatus and method are provided to partially update a navigation data without interrupting route guide service while a navigation apparatus based on a database provides the service. The apparatus includes a database file stored in a storage medium; a log file stored in the storage medium; a core module for supporting record or access of data into or from the database file and the log file; an update manager for storing a data for updating the database file into the log file using the core module; and a route guide manager for accessing the data stored in the database file using the core module and providing a route guide service. | 04-23-2015 |
20150213016 | METHOD FOR PERFORMING FULL-TEXT-BASED LOGIC OPERATION USING HASH - Provided is a method for performing a full-text-based logic operation using hash, the method including: (a) generating a hash data structure having a logic state that varies according to a type of a logic operator, so as to correspond to a first logic operator; (b) inserting hash nodes corresponding to first operand data into buckets that are sequentially allocated from the hash data structure; and (c) if a type of the current logic operator is AND, selecting buckets that coincide with hash nodes corresponding to second operand data among buckets inserted in (b) in the hash data structure or buckets selected as resultant values of the previous operation, as resultant values and if the type of the current logic operator is OR, inserting hash nodes among the hash nodes corresponding to the second operation data that are not retrieved from the hash data structure into the buckets that are sequentially allocated from the hash data structure and selecting all effective buckets within the hash data structure as resultant values. | 07-30-2015 |
Seung Min Jin, Daejeon KR
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20110054327 | Hypodermic Vein Detection Imaging Apparatus based on Infrared Optical System - The present invention is to provide a hypodermic vein detection imaging apparatus capable of visualizing a vein under the skin. The hypodermic vein detection system according to the present invention comprises a hypodermic vein detection imaging apparatus ( | 03-03-2011 |
Seunk Hun Jin, Daejeon KR
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20110264770 | APPARATUS AND METHOD FOR COOPERATIVELY OPERATING WEB BROWSER AND LOCAL RESOURCE IN MOBILE TERMINAL - An apparatus for cooperatively operating a Web browser and a local resource in a mobile terminal includes a Web browser for receiving a Web page requesting a local resource from a Web server connected to the mobile terminal; and a gateway server for controlling the local resource with parameters of the Web page and transmitting information regarding execution results of the local resource to the Web server by way of the Web browser. The parameters of the Web page include at least one of an ID of the Web server, a callback address (CallbackURL), a requested local resource function, and signature information. | 10-27-2011 |
Shanshan Jin, Daejeon KR
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20100280777 | Method for Measuring SOC of a Battery in a Battery Management System and the Apparatus Thereof - According to an embodiment of this invention, a method for measuring SOC (State Of Charge) of a battery comprises the steps of: obtaining current data, voltage data and temperature by measuring the current, the voltage and the temperature of a battery; calculating SOCi (State Of Charge based on current) by accumulating the current data; calculating open circuit voltage by using an equivalent circuit model which simply presents the current data, the voltage data and the battery through an electric circuit; calculating SOCv (State Of Charge based on voltage) by using the temperature data and the open circuit voltage; and choosing at least one of the SOCi and the SOCv as SOC of the battery by using the SOCi and the SOCv based on the judgment on the current state of the battery for a certain time interval. | 11-04-2010 |
20100283471 | Method for Measuring SOC of a Battery Management System and the Apparatus Thereof - This invention is related to a method and an apparatus for choosing SOCi (State Of Charge based on current) or SOCv (State Of Charge based on voltage) as the SOC (State Of Charge) of a battery depending on a condition in a battery management system by using an equivalent circuit model. In this invention, a method for measuring SOC of a battery in a battery management system is characterized by comprising the steps of: obtaining voltage data and temperature by measuring the current, voltage and temperature of a battery; calculating SOCi by accumulating the current data; calculating open circuit voltage by using an equivalent circuit model which simply presents the current data, the voltage data and the battery through an electric circuit; calculating SOCv by using the temperature data and the open circuit voltage; and choosing at least one of the SOCi and the SOCv as SOC of the battery by using the SOCi and the SOCv based on the judgment on the current state of a vehicle for a certain time interval. | 11-11-2010 |
20130138373 | Apparatus and Method for Estimating Internal Resistance of Battery - Provided are an apparatus and a method for estimating internal resistance of a battery pack. The apparatus includes: a voltage sensing unit that measures a voltage value of the battery pack; a current sensing unit that measures a current value of the battery pack; a temperature sensing unit that measures a temperature value of the battery pack; and a microprocessor unit (MCU) that calculates the internal resistance of the battery pack using values transferred from the voltage sensing unit, the current sensing unit, and the temperature sensing unit. | 05-30-2013 |
Shan Shan Jin, Daejeon KR
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20140052396 | Device and Method for Measuring the Capacity Degradation of a Battery - Provided are an apparatus and a method for measuring battery capacity fade. The apparatus for measuring battery capacity fade includes: at least one battery used in a hybrid vehicle, a plug-in hybrid electric vehicle or an electric vehicle; a sensing unit sensing current, voltage and temperature of the at least one battery; a data processing unit measuring voltage and current data from the sensing unit if the current is constant current in a charging period and state of charge (SOC) is in a predetermined region; and a calculating unit setting at least two points on the voltage data and applying the voltage data corresponding to the at least two points to an equivalent circuit model of the at least one batter, to calculate faded capacity. | 02-20-2014 |
Sook Young Jin, Daejeon KR
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20160075802 | PREPARATION METHOD OF CATALYST FOR POLYMERIZATION OF POLYOLEFIN AND PROCESS FOR POLYMERIZATION OF POLYOLEFIN USING THE SAME - This disclosure relates to a method for preparing a catalyst for synthesis of a polyolefin and a process for synthesis of a polyolefin using the same. More particularly, this disclosure relates to a method for preparing a catalyst for synthesis of a polyolefin including: reacting a magnesium compound with an alkane diol having a carbon number of 3 to 15 unsubstituted or substituted with an alkyl group having a carbon number of 1 to 5, and a benzoyl halide compound to prepare a magnesium compound solution; reacting the magnesium compound solution with a first transition metal compound to prepare a support; and reacting the support with a second transition metal compound to produce a solid catalyst, and a process for synthesis of a polyolefin using the same. | 03-17-2016 |
Soo-Yong Jin, Daejeon KR
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20100314071 | Seat-Air Conditioning System for Automotive Vehicles - A seat air-conditioning system for automotive vehicles includes an air-conditioning unit for generating cold air or hot air, a driver seat including a seat portion provided with a plurality of air discharge holes through which to discharge the cold air or the hot air to the outside, a front passenger seat including a seat portion provided with a plurality of air discharge holes through which to discharge the cold air or the hot air to the outside, an outlet duct mounted to the air-conditioning unit for drawing the cold air or the hot air from the air-conditioning unit therethrough, a seat duct connected to the outlet duct for supplying the cold air or the hot air to the driver seat and the front passenger seat therethrough, and a seat blower attached to the outlet duct for blowing the cold air or the hot air at an increased flow rate. | 12-16-2010 |
Sounghun Jin, Daejeon KR
Suchun Jin, Daejeon KR
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20120101977 | PROGRAM FOR TEST CASE GENERATION BASED ON USE CASE DIAGRAM AND METHOD FOR TEST CASE GENERATION USING THE SAME - In the program for generating a test case based on a use case diagram and the method for generating a test case using the same according to exemplary embodiments of the present invention, since a use case specification specifying a procedure or method scenario performed in a use case diagram is used to complement insufficient information of a use case diagram used to extract a test case, a layer, although he is not a specialist or an expert, can easily generate a certain level of a test case to effectively perform a test. Thus, requirements can be verified in advance by generating a test case from a use case program, reducing the costs for a system development. | 04-26-2012 |
Sunggeun Jin, Daejeon KR
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20110002253 | METHOD FOR MANAGING POWER SAVING OPERATION IN WIRELESS COMMUNICAITON SYSTEM - In a power saving operation management method in a mobile communication system, a base station receives a sleep mode entering request message from a mobile station desiring to enter the sleep mode, determines a sleep period type and a parameter by analyzing a combination of radio channels between the mobile station and the base station, and transmits a sleep mode entering response message including the sleep period type and the parameter. | 01-06-2011 |
Sung-Geun Jin, Daejeon KR
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20100113049 | METHOD AND DEVICE FOR MANAGEMENT OF FEMTO BASE STATION - A method for management of a base station according to the present invention includes: entering a first interval when a terminal is not present in a region of a first cell managed by the base station; receiving an interval switching request when the terminal enters a second cell that is larger than the first cell while including the first cell; and switching into a second interval other than the first interval in accordance with the interval switching request. | 05-06-2010 |
20100144355 | TERMINAL, METHOD FOR HANDOVER THEREOF AND SUPPORTING METHOD FOR HANDOVER OF BASE STATION - A handover method of a terminal in a macro cell including a plurality of femto cells includes scanning information on a femto base station for managing a femto cell that is near the terminal from among the plurality of femto cells, and reporting information on the femto base station to a macro base station for managing the macro cell. | 06-10-2010 |
20100316013 | SCHEDULING METHOD AND APPARATUS FOR SPATIAL REUSE - A scheduling method of giving a chance for transmission to a plurality of terminals in the same time period, and a device therefor are provided. The scheduling method includes: transmitting first scheduling information to terminals in a network, the first scheduling information defining transmitting/receiving terminals and a transmission time period; receiving channel measurement information including inter-terminal interference information from the terminals in the network; and generating second scheduling information defining transmission time periods and a plurality of transmitting/receiving terminals that do not interfere with each other by using the channel measurement information. | 12-16-2010 |
20100318659 | METHOD FOR ALLOCATING RESOURCE AND RECEIVING DATA - The present invention relates to a resource allocation and data receiving method. A resource allocation message for allocating a resource for an uplink dedicated channel is transmitted to a relay station, a receipt check message on the resource allocation message is received from the relay station, and successful resource allocation is checked. | 12-16-2010 |
20100322217 | METHOD FOR SUPPORTING IDLE MODE IN WIRELESS LOCAL AREA NETWORK SYSTEM - Disclosed is a method for supporting an idle mode of a terminal in a wireless local area network (WLAN) system. In the method, a first request message for starting an idle mode is transmitted to a first access node to which the terminal is currently connected and a first response message with respect to the first request message is received from the first access node, and in this case, when the first response message includes acceptance information with respect to the start of the idle mode, the idle mode starts. | 12-23-2010 |
20110105129 | FEMTOCELL SEARCH METHOD FOR MACRO TO FEMTO HANDOVER - The present invention relates to a femtocell search method for a handover from a macrocell to a femtocell. The present invention relates to a method for a terminal that accesses a macrocell to search a femtocell in an environment where a plurality of femtocells are overlapped in one macrocell. The terminal searches a femtocell by using a dummy preamble in order to minimize the size of neighbor cell lists broadcasted from the macrocell to the terminal. Therefore, according to the present invention, an MAC overhead can be minimized by eliminating neighbor femtocell lists in a mobile neighbor advertisement (MOB_NBR_ADV) message broadcasted from the macrocell, and the terminal can search a femtocell with a minimum scanning load by checking only a femtocell dummy preamble in a dedicated symbol of the macrocell. | 05-05-2011 |
20110116466 | IDENTIFYING METHOD AND PROTOCOL DATA UNIT GENERATING APPARATUS - A terminal identifying method identifies a terminal in a media access control layer, and includes allocating a station ID to the terminal for identifying the terminal, and allocating a flow ID to a connection in the terminal for identifying the connection in the terminal. | 05-19-2011 |
20110126037 | POWER SAVING METHOD IN MOBILE COMMUNICATION NETWORK - Provided is The present invention provides a method to dynamically control the sleep window or the listening window of a sleep mode in order to minimize power consumption of a mobile terminal. The power saving method relates to a method for a transmitter of a communication system that controls data transmission to a listening window and a sleep window to control the sleep window, wherein if the data transmission is generated during the listening window, the transmitter gradually decreases a sleep window subsequent thereto by a predetermined ratio, and to the contrary, if the data transmission is not generated during the listening window, the transmitter gradually increases a sleep window subsequent thereto by a predetermined ratio. | 05-26-2011 |
20110153430 | METHOD FOR BROADCASTING AND METHOD FOR RECEIVING LOCATION INFORMATION OF BASE STATION - A plurality of location-based service advertisement messages including location information of base stations belonging to each network are broadcasted with different timing in multiple wireless networks. Therefore, a terminal receives only at least on location-based service advertisement message corresponding to an accessible network among the plurality of location-based service advertisement messages. | 06-23-2011 |
20110171990 | TERMINAL, METHOD, AND WIRELESS COMMUNICATION FOR POWER SAVING - Provided are a terminal for power saving, a power saving method of the terminal, and a wireless communication system for power saving. A receiving terminal may receive scheduling information associated with data transmission and reception of a transmitting terminal. The receiving terminal may directly communicate with the transmitting terminal by referring to the scheduling information. | 07-14-2011 |
20110194479 | TRANSMITTING DEVICE, TRANSMITTING METHOD, AND RECEIVING METHOD FOR MULTICAST AND BROADCAST SERVICE - A transmitting device for a multicast and broadcast service according to an embodiment of the present invention includes: an encoder that receives data to generate parity; an ARQ block generator that generates a first automatic repeat request (ARQ) block by dividing the data and generates a second ARQ block by dividing the parity; a PDU generator that generates a first protocol data unit (PDU) including the first ARQ block and a second protocol unit (PDU) including the second ARQ block; and a transmitter that transmits the first PDU and the second PDU to a plurality of terminals. | 08-11-2011 |
20110199994 | SYSTEM AND METHOD OF ALLOCATING CHANNELS FOR MULTIPLE TRAFFIC STREAMS - Provided is a system and method that may allocate channels with respect to multiple traffic channels. A channel request apparatus may determine a correlation between traffic streams to which channels are allocated, and to determine whether the traffic streams are related to each other, may generate a channel allocation request message that simultaneously requests channel allocation with respect to related traffic streams that are related to each other, and may transmit the channel allocation request message to a channel response apparatus to request the channel allocation with respect to the related traffic channels. | 08-18-2011 |
20110237252 | METHOD FOR MANAGING NEIGHBOR BASE STATION LIST BASED ON TERMINAL LOCATION FOR EFFICIENT CELL SELECTION AND HANDOFF IN MACROCELL ENVIRONMENTS WITH FEMTOCELL - In order to manage a neighbor list of neighboring base stations based on the location of a terminal communicating with a base station of a macrocell with femtocell deployments, the base station divides the macrocell in accordance with a predetermined standard of division, and generates a mobile neighbor advertisement message so as to periodically transmit the generated message to the terminal. At this time, the terminal identifies the current location thereof in the macrocell upon receipt of the pilot signals periodically transmitted from the base station of the macrocell. The terminal obtains information regarding the location of the terminal from the information regarding the femtocells deployed within the respective divided regions and information regarding macrocells neighboring the macrocell through using the mobile neighbor advertisement message to scan base stations. | 09-29-2011 |
20110312324 | METHOD FOR PROVIDING SERVICE OF FEMTOCELL, AND TRANSMITTER AND RECEIVER FOR THE SAME - A service method of a femtocell for simultaneously providing a plurality of femto services to a plurality of mobile stations, and a transmitter and receiver for the same. When a femto advanced base station supports a plurality of femtocell subscription types, and it simultaneously provides data services with different qualities to mobile stations having subscribed to different femtocells. The femtocell subscription type supported by the femto advanced base station is advertised to the mobile station through an identifier at a PHY level or an identifier at a MAC level. A CSG-closed femtocell provides a high-quality data service to limited subscribers, a CSG-open femtocell provides a relatively low quality data service to limited subscribers, and an OSG femtocell provides the lowest quality data service to all mobile stations irrespectively of subscription states. | 12-22-2011 |
20110312364 | METHOD AND DEVICE FOR TRANSMITTING SCANNING START INFORMATION OF DIFFERENT RADIO ACCESS NETWORK - A method and device for providing reference information for starting scanning a different radio access network to a terminal in a boundary area is provided. A receiver supporting a plurality of access systems includes a receiving circuit for receiving a scanning threshold from a transmitter, a first measuring module for measuring channel quality of a serving cell, and a second measuring module for starting scanning a neighboring cell that is a different radio access network when channel quality of the serving cell is less than the channel quality threshold. The receiver may further include a handover module for performing handover to the neighboring cell when the channel quality of the neighboring cell measured by the second measuring module is greater than that of the serving cell. | 12-22-2011 |
20120207080 | SYNCHRONIZATION CONTROL METHOD FOR DATA TRANSMISSION/RECEPTION, AND STATION FOR DATA TRANSMISSION/RECEPTION SYNCHRONIZATION - Disclosed is a technique related to a method for controlling synchronization by correcting data transmission time or frequency offset, and to a station. According to the technique, a method for controlling the synchronization of a first terminal for data transmission/reception in a coordinated communication system comprises: a step of transmitting a first request frame and a second request frame containing transmission time information for each of a first response frame and a second response frame to a second terminal and to a third terminal, respectively; a step of receiving the first response frame and the second response frame from the second terminal and the third terminal; a step of estimating a first propagation delay time between the first terminal and the second terminal and a second propagation delay time between the first terminal and the third terminal, using the time of receiving the first response frame and the second response frame; and a step of transmitting, to the second terminal, a third request frame containing information on the delay time difference between the first propagation delay time and the second propagation delay time. | 08-16-2012 |
20120207146 | METHOD AND APPARATUS FOR ADJUSTING SIGNAL TRANSMISSION STARTING POINT OF TERMINAL IN WIRELESS NETWORK - Disclosed is a method for adjusting a transmission time point of at least one second terminal in a wireless network by a first terminal. In the method for adjusting a transmission time point of a terminal, a transmission time point of the second terminal is set, a first frame including information regarding the transmission time point is transmitted to the second terminal, a first response frame transmitted according to the transmission time point from the second terminal is received, and the transmission time point is adjusted according to an arrival time of the first response frame. | 08-16-2012 |
20120230247 | METHOD AND APPARATUS FOR SETTING UP A RELAY LINK IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus for setting up a relay link to transfer a data frame using a relay in a wireless communication system are provided. The relay link setup method of a source STA in a wireless communication system may include receiving capability information of at least one relay supporting station included in the wireless communication system from an access point (AP) or a personal basic service set (PBSS) central point (PCP), selecting one of the at least one relay supporting station as a relay station, using beam forming information among the source station, a destination station, and the at least one relay supporting station and the capability information, transferring a relay link setup request frame to the destination station, and receiving a relay link setup response frame that includes information on a relay link setup result from the destination station. The relay link setup request frame and the relay link setup response frame may pass through the relay station. | 09-13-2012 |
20120307673 | APPARATUS AND METHOD FOR BROADBAND WIRELESS LOCAL AREA COMMUNICATION - Provided is an apparatus and method for wideband short-range wireless communication using a directional antenna in a millimeter wave band, and the method for wideband short-range wireless communication according to an embodiment may determine a first time interval and a second time interval for a cooperated data frame transfer based on a packet transmission time at each transmission from a source node to a destination node, transmit a frame to a relay node through an antenna pattern directed towards the relay node at a start point of the first time interval, and transmit the frame to the destination node through an antenna pattern directed towards the destination node to after a predetermined period of time from a start point of the second time interval. | 12-06-2012 |
20120314609 | WIRELESS COMMUNICATION METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING FRAME THROUGH RELAY - The present invention provides a wireless communication method used for transmitting and receiving a relay in a wireless local area network system. The wireless local area network system according to an embodiment of the present invention relates to a wireless communication method of setting a relay link through a relay and setting a transmission time point at which a data frame is transmitted in a source device by recognizing a propagation delay between devices, and the like when an operation mode of the set relay corresponds to a cooperating mode. | 12-13-2012 |
20130003689 | METHOD AND APPARATUS FOR ALLOCATING RESERVATION RESOURCE FOR RELAY IN WIRELESS COMMUNICATION SYSTEM USING MEDIA ACCESS CONTROL BASED ON RESERVATION - Provided is a communication method of a coordinator in a wireless networks system that uses a reservation-based media access control (MAC). The communication method includes receiving, from a source device, a frame that requests a reservation resource for a relay device, to enable a frame that the source device transmits to a destination device to be relayed via the relay device, and allocating the reservation resource for the relay device, in response to the request. | 01-03-2013 |
20130034045 | COMMUNICATION METHOD FOR A COORDINATOR, A RELAY DEVICE, A SOURCE DEVICE AND A DESTINATION DEVICE INCLUDED IN A WIRELESS NETWORK - Provided is a communication method of a coordinator, the method including: receiving a relay search request frame for requesting a search for at least one relay station between a destination station and a source station; and transmitting, in response to the relay search request frame, a relay search response frame including a list of the at least one relay station so that the source station selects a target relay station from the at least one relay station. | 02-07-2013 |
20130039201 | COMMUNICATION METHOD AMONG A SOURCE DEVICE, A DESTINATION DEVICE AND A RELAY DEVICE - A communication method of a source device according to an embodiment includes detecting a status of a first link directly connected from the source device to a destination device or a status of a second link connected from the source device to the destination device via a relay device, selecting any one of the first link and the second link based on a result of the detection, and transmitting data using the selected link. | 02-14-2013 |
20130163468 | WIRELESS DEVICE AND METHOD FOR SEARCHING FOR NEIGHBORHOOD DEVICE - Provided is a wireless device and method for searching for a neighboring device in which the wireless device may spread a probe request message for searching for neighboring wireless devices using a predetermined spreading code, and broadcast the spread probe request message, and may receive and thereby de-spread a wireless signal and verify whether a neighboring wireless device is present using a probe response message when the probe response message is included in the de-spread wireless signal. | 06-27-2013 |
20140112153 | METHOD AND DEVICE FOR MANAGING CONTENTION WINDOW BASED ON TRANSMISSION ERROR DETECTION - Disclosed is a method and apparatus for managing a contention window based on detection of a transmission error, the method including: recognizing a transmission failure of data in the case of transmitting data using a contention-based wireless channel access method; verifying whether the transmission failure of data occurs due to a channel error or a collision by a contention between terminals; and determining a value of a contention window set in association with data transmission based on the verification result. | 04-24-2014 |
20140233411 | METHOD AND APPARATUS FOR DETECTING COLLISION IN WIRELESS MULTI-ACCESS CHANNEL - A method and an apparatus for detecting a collision in a wireless multi-access channel are disclosed. The method of detecting the collision in the wireless multi-access according to an exemplary embodiment includes generating a request-to-send (RTS) message by a transmission terminal, transmitting the RTS message to a reception terminal, and receiving a response message from the reception terminal and determining whether a collision occurs based on a number of pieces of tone information included in the response message. | 08-21-2014 |
20140235172 | METHOD AND SYSTEM FOR COMMUNICATING BETWEEN DEVICES - A method and system for communicating between devices according to the present invention are provided. The method for communicating between the devices according to the present invention is used for communicating with a first terminal, and is carried out in a device having a capacitive touch screen. The method includes: detecting a change in capacitance for a specific part of the capacitive touch screen, which occurs by means of the first terminal; and acquiring information transferred from the first terminal on the basis of the detected change in capacitance of the capacitive touch screen. The communicating method using such a touch screen may be easily used for various services such as authenticating terminals or transferring files between local terminals. | 08-21-2014 |
20140355510 | METHOD AND APPARATUS FOR ADJUSTING SIGNAL TRANSMISSION STARTING POINT OF TERMINAL IN WIRELESS NETWORK - Disclosed is a method for adjusting a transmission time point of at least one second terminal in a wireless network by a first terminal. In the method for adjusting a transmission time point of a terminal, a transmission time point of the second terminal is set, a first frame including information regarding the transmission time point is transmitted to the second terminal, a first response frame transmitted according to the transmission time point from the second terminal is received, and the transmission time point is adjusted according to an arrival time of the first response frame. | 12-04-2014 |
20140362715 | APPARATUS AND METHOD FOR BROADBAND WIRELESS LOCAL AREA COMMUNICATION - Provided is an apparatus and method for wideband short-range wireless communication using a directional antenna in a millimeter wave band, and the method for wideband short-range wireless communication according to an embodiment may determine a first time interval and a second time interval for a cooperated data frame transfer based on a packet transmission time at each transmission from a source node to a destination node, transmit a frame to a relay node through an antenna pattern directed towards the relay node at a start point of the first time interval, and transmit the frame to the destination node through an antenna pattern directed towards the destination node after a predetermined period of time from a start point of the second time interval. | 12-11-2014 |
20140370802 | WIRELESS COMMUNICATION METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING FRAME THROUGH RELAY - The present invention provides a wireless communication method used for transmitting and receiving a relay in a wireless local area network system. The wireless local area network system according to an embodiment of the present invention relates to a wireless communication method of setting a relay link through a relay and setting a transmission time point at which a data frame is transmitted in a source device by recognizing a propagation delay between devices, and the like when an operation mode of the set relay corresponds to a cooperating mode. | 12-18-2014 |
20150078193 | COMMUNICATION METHOD FOR SOURCE DEVICE, DESTINATION DEVICE AND RELAY DEVICE - A communication method of a source device according to an embodiment includes detecting a status of a first link directly connected from the source device to a destination device or a status of a second link connected from the source device to the destination device via a relay device, selecting any one of the first link and the second link based on a result of the detection, and transmitting data using the selected link. | 03-19-2015 |
20150124696 | COMMUNICATION METHOD FOR A COORDINATOR, A RELAY DEVICE, A SOURCE DEVICE AND A DESINATION DEVICE INCLUDED IN A WIRELESS NETWORK - Provided is a communication method of a coordinator, the method including: receiving a relay search request frame for requesting a search for at least one relay station between a destination station and a source station; and transmitting, in response to the relay search request frame, a relay search response frame including a list of the at least one relay station so that the source station selects a target relay station from the at least one relay station. | 05-07-2015 |
20150139069 | STATION FOR DATA TRANSMISSION/RECEPTION SYNCHRONIZATION - A source station for synchronization of transmission and reception of data in a cooperative communication system includes a first receiver to receive, from a destination station, a first request frame including information regarding a first point in time when a first response frame is to be transmitted; a first transmitter to transmit the first response frame to the destination station, at the first point in time; a second transmitter to transmit, to a relay station, a second request frame including information regarding a second point in time when a second response frame is to be transmitted; a second receiver to receive the second response frame transmitted by the relay station at the second point in time; and a time estimator to estimate a first propagation delay time between the source station and the relay station, based on a time in which the second response frame is received. | 05-21-2015 |
20150163852 | METHOD AND APPARATUS FOR SETTING UP A RELAY LINK IN A WIRELESS COMMUNICATION SYSTEM - A method for setting up a relay link to transfer a data frame using a relay in a wireless communication system. The relay link setup method of a source in the system may include receiving capability information of at least one relay supporting station included in the system from an access point or a personal basic service set central point, selecting one of the at least one relay supporting station as a relay station, using beam forming information among the source station, a destination station, and the at least one relay supporting station and the capability information, transferring a relay link setup request frame to the destination station, and receiving a relay link setup response frame that includes information on a relay link setup result from the destination station. The relay link setup request frame and the relay link setup response frame may pass through the relay station. | 06-11-2015 |
20150351128 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA BASED ON AGGRESSIVE SPATIAL REUSE - A method and apparatus for transmitting and receiving mobile data based on an ASR is provided. The mobile data transmission method of a first mobile terminal including transmitting a dRTS frame and creating an ASR list; performing channel access to a certain channel based on an ASR back-off process; transmitting an srDATA frame from the certain channel to a second mobile terminal based on the ASR list; and receiving an srACK frame from the second mobile terminal in response to the srDATA frame, wherein the certain channel is a channel to/from which a third mobile terminal transmits and receives a data frame, the srDATA frame and data frame are transmitted from the certain channel at a certain point, and the ASR list is information on a mobile terminal that does not collide with the data frame when the first mobile terminal transmits the srDATA frame and receives the srACK frame. | 12-03-2015 |
20150373589 | METHOD FOR ALLOCATING RESERVATION RESOURCE FOR RELAY IN WIRELESS COMMUNICATION SYSTEM USING MEDIA ACCESS CONTROL BASED ON RESERVATION - A communication method of a coordinator in a wireless networks system that uses a reservation-based media access control (MAC). The communication method includes receiving, from a source device, a frame that requests a reservation resource for a relay device, to enable a frame that the source device transmits to a destination device to be relayed via the relay device, and allocating the reservation resource for the relay device, in response to the request. | 12-24-2015 |
Sung Hwan Jin, Daejeon KR
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20110256014 | GRAPHENE/METAL NANOCOMPOSITE POWDER AND METHOD OF MANUFACTURING THE SAME - Graphene/metal nanocomposite powder and a method of preparing the same are provided. The graphene/metal nanocomposite powder includes a base metal and graphenes dispersed in the base metal. The graphenes act as a reinforcing material for the base metal. The graphenes are interposed as thin film types between metal particles of the base metal and bonded to the metal particles. The graphenes contained in the base metal have a volume fraction exceeding 0 vol % and less than 30 vol % corresponding to a limit within which a structural change of the graphenes due to a reaction between the graphenes is prevented. | 10-20-2011 |
20150210811 | CARBON NANOMATERIAL, CARBON NANOMATERIAL-POLYMER COMPOSITE MATERIAL, CARBON FIBER-CARBON NANOMATERIAL-POLYMER COMPOSITE MATERIAL, AND METHODS OF PREPARING THE SAME - The present invention relates to a carbon nanomaterial, a carbon nanomaterial-polymer composite material and a carbon fiber-carbon nanomaterial-polymer composite material including the carbon nanomaterial, and methods of preparing the same, and more particularly, to a carbon nanomaterial functionalized by a functional molecule including both an aromatic hydrocarbon ring and a polar group through mechanical milling, a carbon nanomaterial-polymer composite material and a carbon fiber-carbon nanomaterial-polymer composite material including the carbon nanomaterial, and methods of preparing the same. | 07-30-2015 |
Sunmi Jin, Daejeon KR
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20090304570 | MANUFACTURING METHODS OF MESOPOROUS CARBON STRUCTURE WITH SPRAY DRYING OR SPRAY PYROLYSIS AND COMPOSITION THEREOF - Disclosed is a method for preparing a porous carbon structure, the method comprising the steps of: (a) mixing a carbon precursor, a pyrolytic template, which is pyrolyzed at the carbonization temperature of the carbon precursor or removed by post-treatment after the carbonization of the carbon precursor so as to form pores, and a solvent, to prepare a spray solution; and (b) subjecting the spray solution either to spray pyrolysis or to spray drying and then spray pyrolysis, so as to form a carbonized carbon structure, and then removing the template from the carbon structure. A mesoporous spherical carbon prepared according to the disclosed method may have a large specific surface area and a large pore volume through the control of the kind and concentration of template, and thus can be used in a wide range of applications, including catalysts, adsorbents, electrode materials, materials for separation and purification, and materials for storing hydrogen and drugs. | 12-10-2009 |
20100133465 | DISPERSANT CONTAINING METAL COMPLEX FOR CARBON NANOTUBE - Disclosed is a composite formed by physical and chemical bonding of (a) a carbon nanotube (CNT); and (b) a metal complex with at least one kind of ligand coordinated to a central metal, the CNT being connected to the metal within the metal complex by a direct bond to the metal. Also, provided is a dispersant for a CNT containing a metal complex comprising (i) a complex ion with at least one kind of ligand (Ln) chemically bonded to a central metal; and (ii) a counter ion. By using a metal complex as a dispersant for a CNT, various characteristics possessed by the metal complex can be provided to the CNT, and the dispersibility of the CNT can be meaningfully increased by introducing a ligand and/or a counter ion having dispersion medium-affinitive properties. | 06-03-2010 |
Sun-Mi Jin, Daejeon KR
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20120003545 | METHOD FOR MANUFACTURING ELECTRODE HAVING POROUS COATING LAYER, ELECTRODE MANUFACTURED THEREFROM, AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - A method for manufacturing an electrode may include (S1) preparing a sol solution containing a metal alkoxide compound, and (S2) forming a porous non-woven coating layer of an inorganic fiber by electroemitting the sol solution onto an outer surface of an electrode active material layer formed on at least one surface of a current collector. The porous non-woven coating layer formed on the outer surface of the electrode active material layer may be made from an inorganic fiber having excellent thermal stability. When an electrochemical device is overheated, the porous non-woven coating layer may contribute to suppression of a short circuit between a cathode and an anode and performance improvement of an electrochemical device due to uniform distribution of pores. | 01-05-2012 |
20120244292 | METHOD FOR MANUFACTURING ELECTRODE HAVING POROUS COATING LAYER, ELECTRODE MANUFACTURED THEREFROM, AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - A method for manufacturing an electrode may include (S1) preparing a sol solution containing a metal alkoxide compound, and (S2) forming a porous non-woven coating layer of an inorganic fiber by electroemitting the sol solution onto an outer surface of an electrode active material layer formed on at least one surface of a current collector. The porous non-woven coating layer formed on the outer surface of the electrode active material layer may be made from an inorganic fiber having excellent thermal stability. When an electrochemical device is overheated, the porous non-woven coating layer may contribute to suppression of a short circuit between a cathode and an anode and performance improvement of an electrochemical device due to uniform distribution of pores. | 09-27-2012 |
20130017429 | Separator And Electrochemical Device Comprising The Same - A separator may include (A) a porous substrate having pores, and (B) a porous coating layer formed on at least one surface of the porous substrate and made from a mixture of inorganic particles and a binder polymer, and the binder polymer may contain a copolymer of (a) a first monomer unit with at least one of an amine group and an amide group at a side chain, and (b) a second monomer unit of (meth)acrylate with an alkyl group having 1 to 14 carbon atoms. The porous coating layer of the separator may have a high packing density, thereby easily forming a thin film battery without hindering safety, and may have good adhesive strength with the porous substrate, thereby preventing detachment of the inorganic particles in the porous coating layer during assembly of an electrochemical device. | 01-17-2013 |
20130084483 | SEPARATOR AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - Disclosed is a separator. The separator includes a porous substrate, and a porous coating layer formed on at least one surface of the porous substrate and including a mixture of inorganic particles and a binder polymer. A continuous or discontinuous patterned layer is formed on the surface of the porous coating layer to allow an electrolyte solution to permeate therethrough. The continuous or discontinuous patterned layer may be formed with continuous grooves to allow an electrolyte solution to permeate therethrough. Due to this structure, the wettability of the separator with an electrolyte solution is improved, shortening the time needed to impregnate the electrolyte solution into the separator. | 04-04-2013 |
20130280583 | SEPARATOR AND ELECTROCHEMICAL DEVICE HAVING THE SAME - The present invention refers to a separator for an electrochemical device and an electrochemical device having the same. More specifically, the separator of the present invention comprises a porous substrate; a first porous coating layer formed on one surface of the porous substrate and comprising a mixture of inorganic particles and a first binder polymer; and a second porous coating layer formed on the other surface of the porous substrate and comprising a product obtained by drying a mixture of a solvent, a non-solvent and a second binder polymer. | 10-24-2013 |
20130316219 | METHOD FOR MANUFACTURING SEPARATOR, SEPARATOR MANUFACTURED THEREFROM, AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - The present invention provides a method for manufacturing a separator, comprising the steps of (S1) preparing a porous planar substrate having multiple pores; (S2) coating a coating solution obtained by dissolving a binder polymer in a solvent and dispersing inoganic particles therein on the porous substrate to form a porous coating layer and drying the porous coating layer; and (S3) applying a binder solution on the surface of the dried porous coating layer to form an adhesive layer, wherein the binder solution has a surface energy of at least 10 mN/m higher than that of the porous coating layer and a contact angle of the binder solution to the surface of the porous coating layer maintained at 80° or more for 30 seconds. In accordance with the present invention, a separator capable of obtaining sufficient adhesion force with minimizing the amount of an adhesive used for the adhesion with an electrode, and minimizing the deterioration of battery performances can be easily manufactured. | 11-28-2013 |
20140023921 | ELECTRODE HAVING POROUS COATING LAYER, MANUFACTURING METHOD THEREOF AND ELECTROCHEMICAL DEVICE CONTAINING THE SAME - The present invention provides an electrode comprising a current collector; an electrode active material layer formed on at least one surface of the current collector and comprising a mixture of electrode active material particles and a first binder polymer; and a porous coating layer formed on the surface of the electrode active material layer, comprising a mixture of inorganic particles and a second binder polymer and having a thickness deviation defined by the following Formula ( | 01-23-2014 |
20140050965 | SEPARATOR, METHOD FOR PRODUCING THE SAME AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME - A separator includes a porous substrate, a porous organic-inorganic coating layer formed on at least one surface of the porous substrate, and an organic coating layer formed on the surface of the organic-inorganic coating layer. The porous organic-inorganic coating layer includes a mixture of inorganic particles and a first binder polymer. The first binder polymer contains a copolymer including (a) a first monomer unit including either at least one amine group or at least one amide group or both in the side chain thereof and (b) a (meth)acrylate having a C | 02-20-2014 |
20140255751 | ELECTRODE FOR ELECTROCHEMICAL DEVICE AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME - The present invention provides an electrode for an electrochemical device comprising: an electrode current collector; an electrode active material layer formed on a part of at least one surface of the electrode current collector, and comprising an electrode active material; a packed bed formed on non-coating areas of both sides of the electrode current collector, on which the electrode active material layer is not formed, coated to be continuous with the electrode active material layer, and comprising a mixture of a first inorganic particles and a first polymer binder; and a separation layer formed simultaneously on the surfaces of the electrode active material layer and the packed bed, and comprising a mixture of a second inorganic particles and a second polymer binder. | 09-11-2014 |
20150228951 | METHOD FOR FORMING ADHESION LAYER FOR SECONDARY BATTERY - The present disclosure improves a quality of the secondary battery by minimizing a size of the adhesion layer between the electrode and the separator to improve the transfer of lithium ions of which movement was obstructed by the adhesion layer. | 08-13-2015 |
20150243964 | ELECTRODE STRUCTURE INCLUDING INSULATING LAYER, MANUFACTURING METHOD THEREOF, AND ELECTROCHEMICAL DEVICE INCLUDING THE ELECTRODE - Disclosed is a method for manufacturing an electrode structure including (S | 08-27-2015 |
20150263324 | METHOD OF PREPARING SEPARATOR FOR LITHIUM SECONDARY BATTERY, SEPARATOR PREPARED THEREFROM, AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - The present disclosure provides a method of preparing a separator for a lithium secondary battery, comprising: (S1) bringing polymer particles into electric charging to obtain electrically charged polymer particles; (S2) transferring the electrically charged polymer particles on at least one surface of a porous polymer substrate to form an electrode-adhesion layer whose area ranges from 1 to 30% based on the total area of the porous polymer substrate; and (S3) fixing the electrode-adhesion layer with heat and pressure. In accordance with the present disclosure, an electrode-adhesion layer is applied by using electrostatic charging, more specifically coating polymer particles by way of laser printing, without the addition of a slurry in a solvent, thereby allowing easy handling and storage and needs no drying step of the solvent to provide cost savings effect as well as rapid and efficient preparation of the separator. | 09-17-2015 |
20150349312 | SEPARATOR, METHOD FOR PRODUCING THE SAME AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME - A separator includes a porous substrate, a porous organic-inorganic coating layer formed on at least one surface of the porous substrate, and an organic coating layer formed on the surface of the organic-inorganic coating layer. The porous organic-inorganic coating layer includes a mixture of inorganic particles and a first binder polymer. The first binder polymer contains a copolymer including (a) a first monomer unit including either at least one amine group or at least one amide group or both in the side chain thereof and (b) a (meth)acrylate having a C | 12-03-2015 |
20150380706 | METHOD OF MANUFACTURING ELECTRODE-SEPARATOR COMPOSITE, ELECTRODE-SEPARATOR COMPOSITE MANUFACTURED BY THE MANUFACTURING METHOD AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - Disclosed is a method of manufacturing an electrode-separator composite: including (S1) coating an electrode active material slurry on at least one surface of an electrode current collector and drying to form an electrode, (S2) coating a polymer solution containing polymer particles on at least one surface of the electrode to form a separator coating layer, and (S3) drying the separator coating layer to form a porous separator, and an electrode-separator composite manufactured by the manufacturing method and a lithium secondary battery comprising the same. | 12-31-2015 |
20160118636 | ORGANIC/INORGANIC COMPOSITE POROUS MEMBRANE, AND SEPARATOR AND ELECTRODE STRUCTURE COMPRISING THE SAME - The present disclosure provides an organic/inorganic composite porous membrane, comprising: one or more particles selected from inorganic particles and organic particles; and a binder polymer, wherein said one or more particles selected from inorganic particles and organic particles are bonded with each other by the binder polymer surrounding the surface of the particles, and said one or more particles are filled at a rate of 60 to 70% in the membrane. | 04-28-2016 |
Wen Yi Jin, Daejeon KR
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20120003262 | ANTICANCER HEALTH FOOD CONTAINING PHELLINUS LINTEUS AND VEGETABLE WORMS - Disclosed is a health food containing extracts of | 01-05-2012 |
20140106015 | COMPOSITION CONTAINING HEAT-TREATED POWDER OR EXTRACT OF GLYCINE SOJA AS ACTIVE GRADIENT FOR PREVENTION AND TREATMENT OF DIABETES MELLITUS AND DIABETIC COMPLICATIONS - The present invention relates to a composition for the prevention and treatment of diabetes mellitus and diabetic complications. The composition includes as an active ingredient, a heat-treated powder or extract of | 04-17-2014 |
Xuejun Jin, Daejeon KR
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20080248024 | THERAPEUTIC AGENT FOR CANCER, INFLAMMATION, AND AUTO-IMMUNE DISEASE CONTAINING INHIBITOR OF ZINC FINGER PROTEIN 91 - The present invention relates to a use of ZFP91 based on the functions of ZFP91 (Zinc Finger Protein 91) and the interaction of ZFP91 with NF-κB (Nuclear factor kappa B) signal transduction pathway proteins, more precisely a method to inhibit the activation of NF-κB alternative pathway by regulating ZFP91 activation, to inhibit tumor growth by inhibiting the transcription factor HIF-1 (hypoxia inducible factor-1) activation, to inhibit cancer malignancy by inhibiting angiogenesis, or reversely a method to increase the activation of NF-κB alternative pathway or to increase angiogenesis by increasing activation of HIF-1. The method of regulating ZFP91 activation of the present invention can increase or reduce HIF-1α stability by increasing or reducing the activation of NF-κB alternative pathway, so that it can be effectively used for the development of an anticancer agent, a therapeutic agent for arthritis, a therapeutic agent for ulcerative colitis, an anti-inflammatory agent and an angiogenesis inducer. | 10-09-2008 |
Ye Jin Jin, Daejeon KR
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20140335388 | BATTERY PACK - Provided is a battery pack including a drainage system capable of efficiently discharging water collected inside the battery pack using buoyancy, preventing moisture permeation from the outside, and being implemented in a simple structure to maximize economical feasibility. The battery pack includes a battery pack case having a battery pack embedded therein and having a drainage hole formed in one side thereof; and a drainage system including a body provided to be concatenated with one side of the battery pack case of a position corresponding to the drainage hole and a floating body accommodated in the body and elevated by an introduced fluid to close the drainage hole. | 11-13-2014 |
20150221996 | Battery Module - Provided is a battery module, wherein heat-radiating plates are coupled to a plurality of battery cells stacked and arranged in the battery module so as to be closely adhered to both surfaces of each of the battery cells, curved parts are formed on both sides of each of the heat-radiating plates, adjacent heat-radiating plates are formed to be spaced apart from each other by a predetermined distance, such that a volume change caused by expansion of the battery cell and a dimensional tolerance of the battery cell itself may be absorbed, and cooling performance may be improved. | 08-06-2015 |
Young Jin Jin, Daejeon KR
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20140213382 | System and Operating Method for Real-Time Analysis of Golf Swing Motion on Golf Club - Provided are a system for real-time analysis of a golf swing motion on a golf club and an operating method thereof. More particularly, the operating method of the system for real-time analysis of a golf swing motion on a golf club includes: automatically identifying information of a golf club to be used by a user using a club identification circuit attached to the golf club (S | 07-31-2014 |