Lee, Chuncheon-Si
Byung Jun Lee, Chuncheon-Si KR
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20110206012 | HANDOVER METHOD AND APPARATUS FOR PROVIDING MOBILE IPTV SERVICE OVER HETEROGENEOUS WIRELESS COMMUNICATION NETWORKS - Disclosed herein is a handover method and apparatus for providing mobile Internet Protocol Television (IPTV) service over wireless communication networks. The handover method includes checking whether the strength of a signal received from a first base station of a serving first wireless network falls within a predetermined first threshold range; if the strength of the signal falls within the range, checking whether the strength of a signal received from at least one base station of a second wireless network is higher than a second threshold value required for handover; estimating the velocity and direction of a Mobile Node (MN) using location information received from a satellite; predicting a handover target base station using the estimated velocity and estimated location information; and, if the predicted target base station is one of base stations having the second threshold value, performing handover to the target base station. | 08-25-2011 |
Chang Mo Lee, Chuncheon-Si KR
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20130058085 | CONDENSING LENS AND LIGHTING DEVICE EQUIPPED WITH SAID CONDENSING LENS - Provided is a condensing lens condensing a light from a light source, and a lighting device equipped with the condensing lens. The condensing lens may enable a light to be selectively incident upon a plurality of first incident portions based on an emission angle, may totally-reflect, using a second incident portion, the light refracted by the plurality of first incident portions, and may refract the totally-reflected light using a third incident portion. | 03-07-2013 |
Choon-Geun Lee, Chuncheon-Si KR
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20150132818 | GLYCOSYLATION METHOD OF ALGAE OR AGRICULTURAL BY-PRODUCTS COMPRISING HIGH-PRESSURE EXTRUSION PULVERIZATION STEP - Disclosed is a method of saccharifying biomass, such as algae or agricultural by-products by performing a high-pressure extrusion pulverization process for the biomass, such as algae or agricultural by-products, and more particularly to a method of saccharifying biomass, which includes homogenizing and crushing algae or agricultural by-products, and extruding the algae or agricultural by-products through a micro-diameter tube to pulverize the algae or agricultural by-products. Non-biodegradable polymers, such as cellulose, which is a polysaccharide included in biomass, such as algae or agricultural by-products, hemicelluloses, starch, and complex polysaccharide, are hydrolyzed at high glycosylation efficiency through an eco-friendly pretreatment process using water. | 05-14-2015 |
Hae Won Lee, Chuncheon-Si KR
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20090317396 | ANTIBODY SPECIFICALLY BINDING TO DR5 AND COMPOSITION FOR PREVENTING OR TREATING CANCERS COMPRISING THE SAME - The present invention provides an antibody specifically binding to death receptor 5 (DR5), which is selected from the group consisting of: an antibody comprising a heavy chain variable region (V | 12-24-2009 |
Heon Young Lee, Chuncheon-Si KR
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20110175020 | NEGATIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND A METHOD FOR PREPARING SAME - Provided are an anode active material for a lithium secondary battery having high reversible capacity and excellent charge/discharge efficiency, comprising a complex composed of ultra-fine Si phase particles and an oxide surrounding the ultra-fine Si phase particles, and a carbon material; and a method for preparing the same. The present invention also provides a method for preparing an anode active material for a lithium secondary battery comprising producing a complex composed of ultra-fine Si particles and an oxide surrounding the ultra-fine Si particles by mixing a silicon oxide and a material having an absolute value of oxide formation enthalpy (ΔH | 07-21-2011 |
Hyeong Do Lee, Chuncheon-Si KR
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20120108964 | PERFORMING GAIN CONTROL PROCESS BASED ON APPLICATION IN ULTRASOUND SYSTEM - Embodiments for performing a gain control process based on information of at least one gain control curve corresponding to at least one application are disclosed herein. In one embodiment, by way of non-limiting example, an ultrasound system comprises: an ultrasound data acquisition unit configured to acquire ultrasound data corresponding to a living body; a storage unit for storing information of at least one gain control curve corresponding to at least one application; and a processing unit configured to extract information a gain control curve corresponding to input information for selecting an application from the storage unit, form a gain control curve based on the extracted information, and perform a gain control process upon the ultrasound data based on the gain control curve. | 05-03-2012 |
Hyeon-Yong Lee, Chuncheon-Si KR
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20150132818 | GLYCOSYLATION METHOD OF ALGAE OR AGRICULTURAL BY-PRODUCTS COMPRISING HIGH-PRESSURE EXTRUSION PULVERIZATION STEP - Disclosed is a method of saccharifying biomass, such as algae or agricultural by-products by performing a high-pressure extrusion pulverization process for the biomass, such as algae or agricultural by-products, and more particularly to a method of saccharifying biomass, which includes homogenizing and crushing algae or agricultural by-products, and extruding the algae or agricultural by-products through a micro-diameter tube to pulverize the algae or agricultural by-products. Non-biodegradable polymers, such as cellulose, which is a polysaccharide included in biomass, such as algae or agricultural by-products, hemicelluloses, starch, and complex polysaccharide, are hydrolyzed at high glycosylation efficiency through an eco-friendly pretreatment process using water. | 05-14-2015 |
Hyung Jun Lee, Chuncheon-Si KR
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20110226005 | DISTRIBUTOR, AND EVAPORATOR AND REFRIGERATING MACHINE WITH THE SAME - Provided are a distributor having a distribution tube having an inner surface formed as a curved surface, a plurality of distribution holes which are formed in a lower semicircular region of the distribution tube with respect to a horizontal line of the distribution tube and are arranged to be symmetrical about a vertical line of the distribution tube and a connection hole provided in the distribution tube so that the distribution tube is connected to a connection tube, an evaporator and a refrigerating machine with the distributor. A perforated plate may be fixed to an inside of the distribution tube so as to block a flow path of a cooling medium. | 09-22-2011 |
Hyun Suk Lee, Chuncheon-Si KR
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20130095297 | MULTI-SHEET FOR BACK LIGHT UNIT AND METHOD THEREOF - A composite sheet for a backlight unit using a printless light guide plate in a liquid crystal display television, which includes a first prism sheet positioned directly on the printless light guide plate, a second prism sheet having a prism pattern formed in a direction orthogonal to a direction of a prism pattern of the first prism sheet, and a protective sheet, where ribs of the first prism sheet are adhered to the lower surface of the second prism sheet, and ribs of the second prism sheet are adhered to the lower surface of the protective sheet. A method of manufacturing the composite sheet for a backlight unit is also provided. | 04-18-2013 |
Jeong Byung Lee, Chuncheon-Si KR
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20130239354 | Wiper Device Improving Separation Function Of Wiper Blade - A wiper device having an improved function of separating a wiper blade. The wiper device includes: a wiper blade including: a wiper rib for cleaning a glass of a vehicle; a lever member supporting the wiper rib; and a rotary shaft disposed across opposite side walls of a penetration hole formed in a center portion of the lever member, and including a rotary shaft that has a non-circular cross section; a retainer including a receiving recess including an opening corresponding to the non-circular cross section so as to detachably receive the rotary shaft; and an index unit indicating a position where the wiper blade is coupled to or separated from the retainer while the wiper blade is rotated with respect to the retainer within a predetermined angle range. | 09-19-2013 |
Jeong-Jae Lee, Chuncheon-Si KR
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20120245912 | METHOD OF AND APPARATUS FOR DETERMINING OPTIMAL PARAMETERS FOR MEASURING BIOLOGICAL SIGNALS BASED ON VIRTUAL BODY MODEL - A method of determining optimal parameters for measuring biological signals of a real body by using a virtual body model modeling a virtual body simulating the real body includes generating a plurality of virtual biological signals of the virtual body using the virtual body model by changing parameters that determine characteristics of the virtual biological signals; selecting at least one of the virtual biological signals based on a characteristic of one of the biological signals of the real body; and outputting at least one parameter used to generate the selected at least one virtual biological signal as at least one optimal parameter for measuring the one biological signal of the real body. | 09-27-2012 |
Jong Kook Lee, Chuncheon-Si KR
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20150152069 | N2,N4-BIS(4-(PIPERAZINE-1-YL)PHENYL)PIRIMIDINE-2,4-DIAMINE DERIVATIVE OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, AND COMPOSITION CONTAINING SAME AS ACTIVE INGREDIENT FOR PREVENTING OR TREATING CANCER - Disclosed herein are a new N2,N4-bis(4-(piperazin-1-yl)phenyl)pyrimidin-2,4-diamine derivative or a pharmaceutically acceptable salt thereof and a pharmaceutical composition for the prevention or treatment of cancers containing the same as an active ingredient. The compound of the present invention has excellent inhibitory effects against the activities of anaplastic lymphoma kinase (ALK) and activated cdc42-associated kinase (ACK1) and thus can improve the therapeutic effects on the treatment of cancer cells having anaplastic lymphoma kinase fusion proteins such as EML4-ALK and NPM-ALK, and also effectively prevent the recurrence of cancers thus being useful as a pharmaceutical composition for the prevention and treatment of cancers. | 06-04-2015 |
Joo Ho Lee, Chuncheon-Si KR
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20090254819 | SPELLING CORRECTION SYSTEM AND METHOD FOR MISSPELLED INPUT - A spelling correction system and method automatically recognizes and corrects misspelled inputs in an electronic device with relatively lower computing power. In a learning process, a misspelling correction dictionary is constructed on the basis of a corpus of accepted words, and context-sensitive strings are selected from among all the strings registered in the dictionary. Context information about the context-sensitive strings is acquired. In an applying process, at least one target string is selected from among all the strings in a user's input sentence through the dictionary. If the target string is one of the context-sensitive strings, the target string is corrected by use of the context information. | 10-08-2009 |
Jung Ryul Lee, Chuncheon-Si KR
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20150027940 | PORTABLE STERILIZATION APPARATUS - Disclosed herein is a portable sterilization apparatus. The portable sterilization apparatus includes: a case; a power supply disposed inside the case; a power supply disposed inside the case; a hydroxyl radical generator electrically connected to the power supply and exposed outside from the case; and a switch unit disposed inside the case and selectively supplying electric power from the power supply to the hydroxyl radical generator. | 01-29-2015 |
Phil-Ho Lee, Chuncheon-Si KR
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20100234633 | METHODS FOR THE SYNTHESIS OF ORGANIC SULFIDES BY USING SULFIDES AND ORGANIC SULFUR-INDIUM COMPLEXES - The present invention relates to a novel synthesis method for the formation of carbon-sulfur bonds by the reaction of an organic sulfur-indium complex with nucleophile in the presence of a palladium catalyst. The present invention provides a synthesis method to prepare several kinds of organic sulfides which are difficult to be prepared by the conventional synthesis methods. A short reaction time and quantitative yield are the advantages of this method. In addition, several kinds of organic sulfide can be prepared by the selection of nucleophile and organic sulfur-indium complex to be used. | 09-16-2010 |
Sang Woo Lee, Chuncheon-Si KR
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20110086174 | PAINT COMPOSITION INCLUDING NANO-CERAMIC AND POLYMER RESIN AGAINST NEUTRALIZATION AND SALT DAMAGE OF CONCRETE AND METHOD FOR WATERPROOF AND ANTICORROSION USING THE SAME - The present invention relates to a polymer paint composition for waterproof and anticorrosion of concrete, which prevents neutralization and salt damage of concrete gradually degraded by external environment, by fundamentally blocking the material causing such damage, and a method for waterproof and anticorrosion of concrete structure using the same. In particular, the present invention relates to a paint polymer composition for preventing neutralization and salt damage of concrete structures in the atmosphere or under water, such as concrete structures in various marine environments, harbor structures, underground structures, exposed structures, structures neutralized by aging, bridge structures repeatedly exposed to wetness and dryness, structures exposed to chemical erosion by calcium chloride, SOx, NOx, etc. In more particular, the present invention relates to a polymer paint composition which has an excellent ability of preventing salt damage and neutralization, is capable of controlling hardening time in the air or under water, and has excellent adhesiveness with concrete structures. | 04-14-2011 |
Sang-Young Lee, Chuncheon-Si KR
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20120015228 | SEPARATOR INCLUDING POROUS COATING LAYER, METHOD FOR MANUFACTURING THE SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SEPARATOR - A separator includes a non-woven fabric substrate having pores, fine thermoplastic powder located inside the pores of the non-woven fabric substrate, and a porous coating layer disposed on at least one surface of the non-woven fabric substrate. The fine thermoplastic powder has an average diameter smaller than that of the pores and a melting point lower than the melting or decomposition point of the non-woven fabric substrate. The porous coating layer includes a mixture of inorganic particles and a binder polymer whose melting point is higher than the melting or decomposition point of the fine thermoplastic powder. In the porous coating layer, the inorganic particles are fixedly connected to each other by the binder polymer and the pores are formed by interstitial volumes between the inorganic particles. Previous filling of the large pores of the non-woven fabric substrate with the fine thermoplastic powder makes the porous coating layer uniform. | 01-19-2012 |
Se Hee Lee, Chuncheon-Si KR
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20090254819 | SPELLING CORRECTION SYSTEM AND METHOD FOR MISSPELLED INPUT - A spelling correction system and method automatically recognizes and corrects misspelled inputs in an electronic device with relatively lower computing power. In a learning process, a misspelling correction dictionary is constructed on the basis of a corpus of accepted words, and context-sensitive strings are selected from among all the strings registered in the dictionary. Context information about the context-sensitive strings is acquired. In an applying process, at least one target string is selected from among all the strings in a user's input sentence through the dictionary. If the target string is one of the context-sensitive strings, the target string is corrected by use of the context information. | 10-08-2009 |
Seong-Joo Lee, Chuncheon-Si KR
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20110068789 | NUCLEAR MAGNETIC RESONANCE APPARATUS - A nuclear magnetic resonance apparatus includes a dewar containing a low-temperature liquid refrigerant, a prepolarization coil disposed inside the dewar and including a superconducting wire, a prepolarization coil driving unit for intermittent application of current to the prepolarization coil in a capacitor charge/discharge method to generate a prepolarization magnetic field, a sensor unit for measuring a nuclear magnetic resonance signal from a sample to which a prepolarization magnetic field is applied with the prepolarization coil, and a readout magnetic field generation unit for applying a readout magnetic field to the sample. | 03-24-2011 |
Seong-Woo Lee, Chuncheon-Si KR
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20140219800 | POWER GENERATION APPARATUS AND SHIP PROPELLING APPARATUS INCLUDING BUOYANCY BODY AS WELL AS WEB-STRUCTURED WING PORTIONS PROVIDED THERETO - The present invention relates to various types of power generation apparatuses and ship propelling apparatuses including a buoyancy body as well as wing portions thereto, which include wing frames with a multistage, lattice web structure foldable and rollable wings which are connected to the wing frames, wherein the power generation apparatus includes a submersible buoyancy body which has one closed end and the other open end as well as a buoyancy space formed therein, a rotary body which is rotatably connected inside the submersible buoyancy body and has a first wing portion mounted on the other end thereof, and a power generation means which is disposed between the submersible buoyancy body and the rotary body to generate electricity. | 08-07-2014 |
Seung Bok Lee, Chuncheon-Si KR
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20100296966 | MULTI-FUNCTIONAL CABIN AIR FILTER - A multi-functional cabin air filter includes a dust collecting filter layer for collecting fine dust; an oxidation catalyst filter layer for oxidizing nitrogen monoxide into nitrogen dioxide; and an adsorption filter layer for adsorbing nitrogen dioxide and volatile organic compounds, wherein antimicrobial nanoparticles are applied to at least one of the dust collecting filter layer, the oxidation catalyst filter layer and the adsorption filter layer. This cabin air filter has dust collecting, denitrifying, deodorizing and antimicrobial functions, and it may be utilized in various ways for air purification in a limited space such as a vehicle. | 11-25-2010 |
Sung-Man Lee, Chuncheon-Si KR
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20110175020 | NEGATIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND A METHOD FOR PREPARING SAME - Provided are an anode active material for a lithium secondary battery having high reversible capacity and excellent charge/discharge efficiency, comprising a complex composed of ultra-fine Si phase particles and an oxide surrounding the ultra-fine Si phase particles, and a carbon material; and a method for preparing the same. The present invention also provides a method for preparing an anode active material for a lithium secondary battery comprising producing a complex composed of ultra-fine Si particles and an oxide surrounding the ultra-fine Si particles by mixing a silicon oxide and a material having an absolute value of oxide formation enthalpy (ΔH | 07-21-2011 |
20110195313 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY COMPRISING THE SAME - Disclosed is a negative active material for a rechargeable lithium battery is provided that includes composite particles including an amorphous or semi-crystalline carbon matrix, and crystalline graphite powder particles having an average particle diameter of 0.2 to 3 μm dispersed in the matrix. The composite particles have an average particle diameter of 4 to 40 μm. A method of preparing the same and a rechargeable lithium battery including the negative active material are also disclosed. | 08-11-2011 |
20140065488 | METHOD OF PREPARING NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, AND NEGATIVE ACTIVE MATERIAL AND RECHARGEABLE LITHIUM BATTERY PREPARED FROM THE SAME - Disclosed are a method of preparing a negative active material for a rechargeable lithium battery that includes preparing a solution including spherically shaped natural graphite particles and a solvent, ultrasonic wave-treating the solution, and drying the ultrasonic wave-treated solution to prepare graphite modified particles, and a rechargeable lithium battery prepared therefrom. | 03-06-2014 |
20140178762 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - Disclosed are a negative active material for a rechargeable lithium battery including a spherically-shaped natural graphite-modified composite particle including: a spherically-shaped natural graphite particle where flake-shaped natural graphite fragments build up and assemble into a cabbage or random shape; and amorphous or semi-crystalline carbon, wherein an open gap between the flake-shaped natural graphite fragments is positioned on a surface part or inside the spherically-shaped natural graphite particle, the amorphous or semi-crystalline carbon is coated on the surface of the spherically-shaped natural graphite particle, and the amorphous or semi-crystalline carbon is present in the open gap, and thereby the open gap positioned on the surface part and inside the spherically-shaped natural graphite particle is maintained, a method of preparing the same, and a rechargeable lithium battery including the same. | 06-26-2014 |
Wan Seob Lee, Chuncheon-Si KR
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20140108725 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device includes a memory cell array configured to include sub memory blocks and a redundancy memory block, data line groups configured to deliver data to be programmed into the sub memory blocks and data read from the sub memory blocks, a redundancy data line group configured to deliver data to be programmed into the redundancy memory block and data read from the redundancy memory block, and switching circuits configured to couple selectively the data line groups to the redundancy data line group. | 04-17-2014 |
Wan Yeon Lee, Chuncheon-Si KR
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20100058086 | ENERGY-EFFICIENT MULTI-CORE PROCESSOR - Energy-efficient multi-core processor systems are provided. A multi-core processor may include a plurality of processor cores configured to process a task in parallel and at least one of a lowest voltage level and a lowest clock frequency among available voltage levels and clock frequencies is chosen to enable the selected processor cores to complete a task within a task deadline. | 03-04-2010 |
Young Hun Lee, Chuncheon-Si KR
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20150027940 | PORTABLE STERILIZATION APPARATUS - Disclosed herein is a portable sterilization apparatus. The portable sterilization apparatus includes: a case; a power supply disposed inside the case; a power supply disposed inside the case; a hydroxyl radical generator electrically connected to the power supply and exposed outside from the case; and a switch unit disposed inside the case and selectively supplying electric power from the power supply to the hydroxyl radical generator. | 01-29-2015 |
Young Seok Lee, Chuncheon-Si KR
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20110263984 | ADAPTIVE CLUTTER FILTERING IN AN ULTRASOUND SYSTEM - Embodiments for performing clutter filtering in an ultrasound system are disclosed. In one embodiment, an ultrasound data acquisition unit acquires ultrasound data from a target object for color Doppler imaging and a processing unit extracts a plurality of frequency components of the ultrasound data using an autoregressive model and computes a mean frequency component of the plurality of frequency components. The processing unit detects frequency components corresponding to a clutter signal based on the plurality of frequency components and the mean frequency component and performs clutter filtering upon the ultrasound data by using the frequency components corresponding to the clutter signal. | 10-27-2011 |