Song, Daejeon-City
Bong-Kyu Song, Daejeon-City KR
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20090018353 | METHOD FOR PREPARATION OF AMORPHOUS, ANHYDROUS CRYSTALLINE OR HYDRATED CRYSTALLINE DOCETAXEL - This invention is directed to a method for the preparation of docetaxel having an amorphous, anhydrous crystalline, or hydrated crystalline structure. In accordance with the invention, highly pure amorphous, anhydrous crystalline, or hydrated crystalline docetaxel can be produced with a high yield by using a solvent precipitation method, colloid formation method, etc. | 01-15-2009 |
Bu-Seup Song, Daejeon-City KR
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20100046105 | Optical Sheet For High Resolution, Filter Comprising The Same, And Display Device Having The Sheet Or The Filter - Provided are an optical sheet for high resolution, a filter comprising the same, and a display device having the optical sheet for high resolution or the filter. The optical sheet for high resolution includes: a plurality of external light absorption units that are disposed separate from each other at a predetermined interval and comprise a light absorbing material; a plurality of light transmission units optically separated from each other by the external light absorption units, wherein the refractive index of the light transmission unit is smaller than the refractive index of the external light absorption unit. Thus, the optical sheet for high resolution, the filter comprising the same, and the display device having the optical sheet for high resolution or the filter can maintain high resolution by reducing generation of ghost images and moiré phenomenon and improving the contrast ratio. | 02-25-2010 |
20110043920 | OPTICAL SHEET WITH HIGH CONTRAST RATIO AND FILTER COMPRISING THE SAME, AND IMAGE DISPLAYING DEVICE INCLUDING THE SHEET OR THE FILTER - An optical sheet for enhancing contrast ratio, a filter including the same, and an image display device including the optical sheet or the filter. The optical sheet includes: a light transmission portion including a plurality of grooves disposed at predetermined intervals in an end portion of the light transmission portion on one side; and a plurality of external light absorption portions each disposed in said each groove and comprising a composition completely or incompletely filling the groove, the composition comprising a light absorbable material, wherein at least one of the grooves comprises a recess portion formed on the top of the external light absorption portion. When used in the image display device, the optical sheet and the filter including the optical sheet can achieve a relatively high light transmission rate, prevent formation of ghost images, prevent the occurrence of the Moire phenomenon, and achieve a relatively high contrast ratio to maintain high resolution. | 02-24-2011 |
In Ho Song, Daejeon-City KR
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20120170702 | SYSTEM OF CONTROLLING STEAM GENERATOR LEVEL DURING MAIN FEED-WATER CONTROL VALVE TRANSFER FOR NUCLEAR POWER PLANT - A system and a method of transforming a gain and an integral time constant of a proportional-integral (PI) controller according to a timer lapse time to relieve an excessive phenomenon of a steam generator level caused by rapid changes in open degrees of a downcomer feed-water valve and an economizer feed-water valve when reactor power transfers between low and high power sections. Accordingly, an excessive phenomenon of a steam generator level is relieved at a transfer time when reactor power transfers between low and high power sections. Therefore, a possibility of a stop of a reactor caused by the excessive phenomenon of the steam generator level is reduced to relieve burden on an operator and improve an operation rate and economic feasibility of a nuclear power plant. | 07-05-2012 |
In-Hyuk Song, Daejeon-City KR
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20090045673 | Tension Member Structure of Crawler - The present invention relates to a crawler used for transporting the caterpillar vehicles for construction, civil engineering, agricultural use or the like. More particularly this invention relates to a structure of a tension member of the crawler, in which a plurality of tension members concentrically wound are juxtaposedly inserted in the traversing direction of the crawler, and therefore the tension member is prevented from being delaminated and the durability and the workability and productivity can be more improved. The present invention is characterized in that each of the tension members is concentrically wound several times, and the wound members are arranged juxtaposedly in the traversing direction of the crawler, thereby forming the tension members in the form of plural layers. | 02-19-2009 |
20090206655 | Clawler Without Steel Cores - The present invention relates to a crawler without steel cores (hereinafter referred to as “coreless crawler”), which is used for transporting means of caterpillar vehicles for construction, civil engineering, agricultural use or the like. More particularly, this invention relates to a coreless crawler, in which a first and second separation preventing cables, having the same but opposite directional oblique angle, form a unitary layer by being woven, thereby improving the flexibility and increasing binding forces between the cables, so that separation of the crawler can be effectively prevented. | 08-20-2009 |
Jai-Young Song, Daejeon-City KR
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20090317877 | MASS PRODUCTION OF SECONDARY METABOLITE IN PLANT CELL CULTURE BY TREATMENT OF SACCHARIDE MIXTURE IN MEDIUM - The present invention relates to a method of producing secondary metabolites with a high yield using plant cell culture, and a medium for the production of secondary metabolites. More specifically, the method of the present invention is characterized in that the plant cell culture is conducted by adding a saccharide mixture to the culture medium as a carbon source, to increase the productivity of the secondary metabolites. For example, the present invention establishes the method of increasing the productivity of secondary metabolites and shortening the culture time by the use of the mixture of glucose and fructose in the plant cell culture, thereby contributing in producing useful secondary metabolites on an industrial scale using plant cell culture. | 12-24-2009 |
20100159545 | METHOD FOR PRODUCTION OF COROSOLIC ACID IN SUSPENSION CULTURE OF PLANT CELLS - The present invention relates to a method of producing corosolic acid by using plant cells that produce corosolic acid. More particularly, the present invention relates to a method of producing corosolic acid by using plant cell suspension cultures comprising the steps of: inducing a callus from a tissue of a plant producing corosolic acid; preparing a cell line capable of being cultured in liquid culture medium from the induced callus; culturing the cell line in a suspension culture; and isolating corosolic acid from the culture solution. The present invention has advantage of maximizing productivity by utilizing two-stage culture, treatment with inducing agent, and high cell-density culture in the suspension culture of plant cells producing corosolic acid. | 06-24-2010 |
Jin-Won Song, Daejeon-City KR
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20090057295 | HEATING SUBSTRATE EQUIPPED WITH CONDUCTIVE THIN FILM AND ELECTRODE, AND MANUFACTURING METHOD OF THE SAME - The present invention is to provide a heating substrate equipped with a conductive thin film and electrodes. The heating substrate includes a transparent substrate, a plurality of electrodes formed on a first face of the substrate, and a conductive thin film formed on the first face of the substrate and including a plurality of regions electrically connected each other in parallel by the plurality of electrodes. Furthermore, a method of manufacturing a heating substrate equipped with a conductive thin film and electrodes according to an exemplary embodiment of the present invention includes forming the conductive thin film on a substrate, forming main electrodes so as to extend on the substrate while being adjacent to edges of the conductive thin film, and forming branched electrodes that are extended from the conductive thin film across one side of the conductive thin film while coming in contact with the conductive thin film. | 03-05-2009 |
Jongtae Song, Daejeon-City KR
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20090100179 | METHOD OF CONTROLLING RESOURCES USING OUT-OF-BAND SIGNALING - Provided is a method of controlling resources using out-of-band signaling. A central admission entity checks subscription information of a user requesting resources and policies of a network for call setting, determines whether the resources are to be assigned, and distributes an IP-level flow descriptor to an edge node of the network in order to assign the resources. The edge node receiving the IP-level flow descriptor performs mapping of the IP-level flow descriptor to flow state aware (FSA) parameters, and generates a start node. Thus, a process of in-band signaling can be simplified by omitting respond and reconfirm operations. | 04-16-2009 |
20100131325 | NETWORK RESOURCE CONTROL METHOD AND APPARATUS FOR GUARANTEEING ADMISSION RATE OF HIGH-PRIORITY SERVICE - Provided are a network resource control method and apparatus for guaranteeing an admission rate of a high-priority service. In the method and apparatus, the admission rate of the high-priority service is increased by differentiating between the high-priority service and a low-priority service by either rejecting the low-priority service or reducing a bandwidth allocated to the low-priority service when the low-priority service has already been accepted. | 05-27-2010 |
Jong-Tae Song, Daejeon-City KR
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20100020796 | METHOD AND APPARATUS FOR BLOCKING FORGED MULTICAST PACKETS - Provided are a method and apparatus for blocking forged multicast packets. The apparatus includes input and output ports connected to user terminals; a forwarding process unit transferring a frame input through one of the input ports to one of the output ports connected to a user terminal having a destination address; a determination unit determining an address of a user terminal connected to one of the input ports from a source address included in the frame; a filtering database storing information on the output port connected to the user terminal having the destination address of the frame based on information received from the determination unit; a multicast gate information unit including information on multicast media access control (MAC) addresses of frames providing a monodirectional multicast service and blocking or forwarding all frames having a corresponding multicast MAC address as the destination address by checking whether the input and output ports are connected to an Internet group management protocol (IGMP) querier or not; and a port information transference unit learning the multicast MAC address of the IGMP querier connected to the apparatus, obtaining information on a port having the multicast MAC address as the destination address from the filtering database, and transferring the information to the multicast gate information unit. According to the present application, forged traffic is blocked from being multicasted and thus restricted resources of a network are prevented from being wasted. As a result, the network may be used more efficiently in an industrial field. | 01-28-2010 |
20100046513 | SYSTEM FOR AND METHOD OF PROVIDING IPTV SERVICE IN NEXT GENERATION NETWORK - A system for and a method of providing IPTV service in a next generation network are provided. The system includes a service control unit, a transmission control unit, and an L | 02-25-2010 |
Junkeun Song, Daejeon-City KR
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20090154406 | DYNAMIC ADDRESS ALLOCATION METHOD FOR MOBILE AD HOC NETWORK - A dynamic address allocation method includes allowing a new terminal that desires to participate in the ad hoc network to broadcast an address block request message to neighbor terminals in order to be allocated with an address; allowing the new terminal to receive a plurality of address block reply messages from the neighbor terminals; allowing the new terminal to transmit an address block confirmation message to a 1-hop neighbor terminal in a normal state that has a largest address block on the basis of the plurality of address block reply messages; allowing the new terminal to receive an address block completion message, which includes bitmap information for an available address block, from the 1-hop neighbor terminal; and allowing the new terminal to be allocated with the address and to change its terminal state from an alone state to a normal state. | 06-18-2009 |
Keun-Kyu Song, Daejeon-City KR
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20090096105 | CONTACT STRUCTURE OF A WIRES AND METHOD MANUFACTURING THE SAME, AND THIN FILM TRANSISTOR SUBSTRATE INCLUDING THE CONTACT STRUCTURE AND METHOD MANUFACTURING THE SAME - In a method of fabricating a thin film transistor array substrate for a liquid crystal display, a gate line assembly is formed on a substrate with a chrome-based under-layer and an aluminum alloy-based over-layer while proceeding in the horizontal direction. The gate line assembly has gate lines, and gate electrodes, and gate pads. A gate insulating layer is deposited onto the insulating substrate such that the gate insulating layer covers the gate line assembly. A semiconductor layer and an ohmic contact layer are sequentially formed on the gate insulating layer. A data line assembly is formed on the ohmic contact layer with a chrome-based under-layer and an aluminum alloy-based over-layer. The data line assembly has data lines crossing over the gate lines, source electrodes, drain electrodes, and data pads. A protective layer is deposited onto the substrate, and patterned to thereby form contact holes exposing the drain electrodes, the gate pads, and the data pads. The sidewall of the under-layers for the gate line assembly and the data line assembly is exposed through the contact holes. An IZO-based layer is deposited onto the substrate, and patterned to thereby form pixel electrodes, subsidiary gate pads, and subsidiary data pads. The pixel electrodes are connected to the sidewall of the drain electrodes, and the subsidiary gate and data pads are connected to the sidewall of the gate and the data pads. | 04-16-2009 |
20100096176 | CONTACT STRUCTURE OF A WIRES AND METHOD MANUFACTURING THE SAME, AND THIN FILM TRANSISTOR SUBSTRATE INCLUDING THE CONTACT STRUCTURE AND METHOD MANUFACTURING THE SAME - In a method of fabricating a thin film transistor array substrate for a liquid crystal display, a gate line assembly is formed on a substrate with a chrome-based under-layer and an aluminum alloy-based over-layer while proceeding in the horizontal direction. The gate line assembly has gate lines, and gate electrodes, and gate pads. A gate insulating layer is deposited onto the insulating substrate such that the gate insulating layer covers the gate line assembly. A semiconductor layer and an ohmic contact layer are sequentially formed on the gate insulating layer. A data line assembly is formed on the ohmic contact layer with a chrome-based under-layer and an aluminum alloy-based over-layer. The data line assembly has data lines crossing over the gate lines, source electrodes, drain electrodes, and data pads. A protective layer is deposited onto the substrate, and patterned to thereby form contact holes exposing the drain electrodes, the gate pads, and the data pads. The sidewall of the under-layers for the gate line assembly and the data line assembly is exposed through the contact holes. An IZO-based layer is deposited onto the substrate, and patterned to thereby form pixel electrodes, subsidiary gate pads, and subsidiary data pads. The pixel electrodes are connected to the sidewall of the drain electrodes, and the subsidiary gate and data pads are connected to the sidewall of the gate and the data pads. | 04-22-2010 |
Kibong Song, Daejeon-City KR
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20090146141 | METHOD FOR MANUFACTURING N-TYPE AND P-TYPE CHALCOGENIDE MATERIAL, DOPED HOMOJUNCTION CHALCOGENIDE THIN FILM TRANSISTOR AND METHOD OF FABRICATING THE SAME - The present invention provides a doped homojunction chalcogenide thin film transistor and a method of fabricating the same, comprising forming an N-type chalcogenide layer constituting a channel layer on a substrate, forming and patterning a diffusion prevention layer on the upper part of the N-type chalcogenide layer, and forming a P-type chalcogenide layer constituting source and drain regions by depositing and diffusing Te alloy on the N-type chalcogenide layer. With the present invention, a thin film transistor can be fabricated using chalcogenide material having N-type conductivity and chalcogenide material having P-type conductivity. | 06-11-2009 |
20110045633 | THIN FILM TRANSISTOR HAVING N-TYPE AND P-TYPE CIS THIN FILMS AND METHOD OF MANUFACTURING THE SAME - Provided is a thin film transistor (TFT) which uses CIS (CuInSe | 02-24-2011 |
Myung Jun Song, Daejeon-City KR
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20120170702 | SYSTEM OF CONTROLLING STEAM GENERATOR LEVEL DURING MAIN FEED-WATER CONTROL VALVE TRANSFER FOR NUCLEAR POWER PLANT - A system and a method of transforming a gain and an integral time constant of a proportional-integral (PI) controller according to a timer lapse time to relieve an excessive phenomenon of a steam generator level caused by rapid changes in open degrees of a downcomer feed-water valve and an economizer feed-water valve when reactor power transfers between low and high power sections. Accordingly, an excessive phenomenon of a steam generator level is relieved at a transfer time when reactor power transfers between low and high power sections. Therefore, a possibility of a stop of a reactor caused by the excessive phenomenon of the steam generator level is reduced to relieve burden on an operator and improve an operation rate and economic feasibility of a nuclear power plant. | 07-05-2012 |
Pyeong-Jung Song, Daejeon-City KR
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20100003999 | MOBILE COMMUNICATION SYSTEM HAVING RADIO ACCESS NETWORK AND METHOD CONTROLLING CALL PROCESSING LOAD THEREOF - A mobile communication system structured in a radio access network having a base station, a control station, and a switch network for matching a mobile station and a core network, the control station comprising a traffic signal process; a control signal processor; a call process load controller; and a call processor, wherein the call process load controller refers to information on call process volume included in a call process volume request message sent from the call processor and the traffic signal processor, selects the corresponding call processor and traffic signal processor according to weight estimated based on software and hardware performance, and sends the call control service request message containing information on the selected traffic signal processor to the selected call processor. | 01-07-2010 |
Soonyong Song, Daejeon-City KR
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20110053496 | METHOD OF DETERMINING TRANSMISSION TIMING IN RELAY STATION - A method of determining transmission timing in a relay station is provided. The relay station in a mobile communication system formed of the relay station and a base station generates a processing capability reporting message including information about the processing capabilities in a down link and an up link of the relay station and transmits the processing capability reporting message to the base station. | 03-03-2011 |
Yoon Ho Song, Daejeon-City KR
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20080315775 | Electron Emission Device Using Abrupt Metal-Insulator Transition and Display Including the Same - An electron emission device having a high electron emitting rate and a display including the device are prodivided. The electron emission device using abrupt metal-insulator transition, the device including: a board; a metal-insulator transition (MIT) material layer disposed on the board and divided by a predetermined gap with portions of the divided MIT material layer facing one another; and electrodes connected to each of the portions of the divided metal-insulator transition material layer for emitting electrons to the gap between the portions of the divided metal-insulator transition material layer. | 12-25-2008 |
Young Hoon Song, Daejeon-City KR
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20080276600 | Apparatus for Plasma Reaction and System for Reduction of Particulate Materials in Exhaust Gas Using the Same - A reduction system for particulate materials in exhaust gas, which is connected to a tailpipe of an engine that burns a hydrocarbon-based fuel supplied from a fuel storage tank, and collects and removes particulate materials within the exhaust gas, may include a plasma reactor having a gas inlet and an outlet, and a DPF (diesel particulate filter) trap having a filter. The tailpipe of the engine may communicate with the gas inlet of the plasma reactor, and the outlet of the plasma reactor may communicate with the DPF trap. The exhaust gas exhausted from the engine may be transferred to the DPF trap after being heated while passing through the plasma reactor. | 11-13-2008 |
20090031703 | PLASMA BURNER AND DIESEL PARTICULATE FILTER TRAP - A plasma burner and a diesel particulate filter (DPF) trap that can effectively oxidize and remove a particulate material (PM) within an exhaust gas by preheating fuel and mixing the fuel with the exhaust gas are provided. The DPF includes: a filter that is connected to an exhaust conduit at a side opposite to that of an engine; a plasma burner that is provided within the exhaust conduit between the engine and the filter, and that includes a fuel inlet that supplies fuel and a flame vent that projects a flame by a plasma discharge, and that heats exhaust gas; and a fuel inflow conduit that connects the fuel inlet and a fuel tank. | 02-05-2009 |
20100008831 | PLASMA REACTION APPARATUS, PLASMA REACTION METHOD USING THE SAME, PLASMA REACTION METHOD OF PERSISTENT GAS, AND APPARATUS FOR DECREASING NOx BY OCCLUSION CATALYST - The present invention relates to a plasma reaction apparatus and a plasma reaction method using the same. More particularly, the present invention relates to a plasma reaction apparatus which is applied to the reforming of fuel by generating rotating arc plasma and using the rotating arc being generated, the chemical treatment of a persistent gas, and the apparatus for decreasing NOx by an occlusion catalyst, and a plasma reaction method using the same. For this purpose, a raw material for a reaction is allowed to flow through an inflow hole in a swirl structure so that the raw material forms a rotating flow to progress. Accordingly, the raw material is sufficiently reacted in a plasma reaction space of a restrictive volume, and a high temperature plasma reaction is more promptly performed. Furthermore, a plasma reaction zone is expanded, prior to discharge, by a broad area chamber formed as the width of an upper part of a furnace is expanded, and plasma being generated is expanded and stayed as a pointed end spaced from an electrode at a predetermined interval is formed at an expanded end. Accordingly, the present invention relates to a plasma reaction apparatus and a plasma reaction method using the same, a plasma reaction method of a persistent gas, and an apparatus decreasing NOx by an occlusion catalyst, all of which are capable of excluding the discontinuity of the plasma reaction zone. | 01-14-2010 |
20130039816 | PLASMA REACTION, APPARATUS FOR DECREASING NOX BY OCCLUSION CATALYST USING THE SAME - A plasma reaction apparatus and method applied to reformation of fuel by generating and using rotating arc plasma in a furnace, the chemical treatment of a persistent gas, and the apparatus for decreasing NOx by an occlusion catalyst. A raw material for a reaction is allowed to flow into the furnace through a hole, causing it to flow within the furnace in a continuous swirl. Furthermore, an expanded plasma reaction zone is provided by a wide area chamber which is formed on an upper part of the furnace and has a greater width than that of a lower part of the furnace, and thus a plasma being generated can be expanded by the expanded plasma zone and delayed from flowing out of the furnace by corners of the wide area chamber that is spaced from a plasma inducing electrode therein. | 02-14-2013 |
Young-Seog Song, Daejeon-City KR
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20080225975 | Structured Space-Time Code Achieving the Full Diversity and Full Rate and Generating Method Thereof, and Multi-Input Multi-Output System - A space-time code used for a transmitter to transmit a plurality of data symbols to a receiver in a MIMO system, the space-time code including a code word matrix for transmitting an amount of data symbols corresponding to a product of the number of transmit antennas and a spatial multiplexing rate during one block period, wherein a row index indicates combined signals transmitted through different transmit antennas and a column index indicates time slots that correspond to the number of transmit antennas, and wherein the number of data symbols allocated to each transmit antenna in a code block corresponds to the spatial multiplexing rate, and the data symbols are combined by different combining coefficients for each transmit antenna at every time slot, and simultaneously transmitted through different transmit antennas, and each transmit antenna transmits a different set of data symbols at every time slot. | 09-18-2008 |
20080240276 | Multi-Input Multi-Output System For Enhancing Transmission Performance - The present invention relates to a multi-input multi-output (MIMO) system for enhancing transmission performance. The MIMO system uses space-time encoding and transmit antenna selection methods, and includes a transmitter ( | 10-02-2008 |