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Cha, Daejeon
Bong Jun Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090162191 | REAL-TIME TURBOMACHINERY BLADE BREAKAGE MONITORING UNIT AND TURBO-APPARATUS - Disclosed herein are a turbo-machinery blade breakage monitoring unit and a turbo-apparatus having the same. The blade breakage monitoring unit includes a pressure sensor disposed near a rotor having a plurality of blades to be rotated at a predetermined speed, the pressure sensor functioning to measure total pressures of the respective blades. The blade breakage monitoring unit further includes a controller electrically connected to the pressure sensor and functioning to judge whether or not each measured total pressure value, transmitted from the pressure sensor, is within a preset criterion total pressure range. With the use of the blade breakage monitoring unit, total pressures of the respective blades are monitored in real time at a position downstream of the blades when the blades are rotated at a high speed within the turbo-apparatus, such as a turbine, compressor and fan, enabling real-time monitoring of breakage of the blades. | 06-25-2009 |
Byung-Chul Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100145761 | SYSTEM AND METHOD FOR ALTERNATIVE SIMULATION OF LOGISTICS INFRASTRUCTURE - A future amount is created through demand estimation by rectifying data administrated in a logistics infrastructure through a system and a method for alternative simulation of a logistics infrastructure. In addition, an infrastructure load by a future year amount is analyzed and an alternative is selected through the load analysis. | 06-10-2010 |
| 20110035249 | MAIL ACCEPTANCE SYSTEM AND METHOD - A mail acceptance system selects a mail center that is near a client by using mail acceptance information input by the client, calculates transport cost of the selected mail center, selects a mail center that is appropriate for making loads of mail centers equal and minimizing the transport cost as a suitable mail center from among the selected mail centers, and sets a visit and acceptance schedule for visiting and accepting the client's mail. | 02-10-2011 |
Chul Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100060725 | METHOD FOR FAST COMMUNICATION BETWEEN INSIDE AND OUTSIDE OF BODY USING ANALOG ELECTRICAL SIGNAL AND SYSTEM THEREOF - In a method for fast communication between inside and outside of a human or animal body using an analog electrical signal and a system thereof, by using a TV standard signal suitable for an international specification such as NTSC, PAL and the like, as the analog electrical signal, image information on the inside of the human or animal body can be monitored in the form of moving pictures through a general TV without any complicated receiving system. The method for fast communication between the inside and outside of the human or animal body using the analog electrical signal comprises a) conducting, by a transmitter inserted inside the human or animal body, the analog electrical signal with respect to information on the inside of the human or animal body by using a medium of the inside of the human or animal body as a wire (line), b) sensing the analog electrical signal on the surface of the medium from the outside of the human or animal body, and c) outputting the information on the inside of the human or animal body included in the analog electrical signal sensed on the surface of the medium. | 03-11-2010 |
| 20100130818 | CAPSULE-TYPE ENDOSCOPE CAPABLE OF CONTROLLING FRAME RATE OF IMAGE - A capsule-type endoscope is disclosed. Information related to position and movement of the capsule-type endoscope inserted into a body are checked and a frame rate is controlled according to a digestive organ in which the capsule-type endoscope is located based upon the information, so as to capture every digestive organ inside the body by using one capsule-type endoscope. Also, the frame rate can be controlled according to a moving velocity in each digestive organ, thus to reduce unnecessary power consumption, resulting in a decrease of an operation time of the capsule-type endoscope having a limited battery capacity. In addition, an amount of captured images can be reduced by effectively obtaining images according to the moving velocity in each digestive organ and a time taken by a doctor for a medical examination can be shortened. | 05-27-2010 |
| 20100137683 | CAPSULE-TYPE ENDOSCOPE HAVING SENSOR AND COMMUNICATION METHOD THEREOF - Disclosed is a capsule-type endoscope, including: a lens for obtaining an image inside the body, one or more sensors for obtaining information related to the inside of the body, a controller for interleaving the information detected by the one or more sensors with the image captured by the lens and encoding the image interleaved with the sensor data for signal output, and a transmitter for transmitting a signal from the controller. | 06-03-2010 |
| 20100168517 | ENDOSCOPE AND A METHOD FOR FINDING ITS LOCATION - An endoscope and method for determining a position of an endoscope body within the human body are disclosed. The endoscope ( | 07-01-2010 |
| 20100185051 | ENDOSCOPE, ENDOSCOPE SYSTEM HAVING THE SAME AND ENDOSCOPE CONTROL METHOD - An endoscope, an endoscope system having an endoscope, and an endoscope control method are disclosed. The endoscope includes: a main body and a buoyancy control device. The main body may be configured in the form of a capsule and include an image capturing unit for capturing image information. The buoyancy control device may control buoyancy by changing the volume of the main body. Images of various types of internal organs can be precisely captured. | 07-22-2010 |
Geun Young Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100104981 | COLORED DISPERSION, PHOTORESIST COMPOSITION AND BLACK MATRIX - A colored dispersion according to the present invention comprises a resin including monomers of Formulas 1 to 4, as a binder resin. | 04-29-2010 |
| 20100201925 | FLUORENE-BASED POLYMER CONTAINING URETHANE GROUPS, PREPARATION METHOD THEREOF AND NEGATIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION COMPRISING THE SAME - Provided is a novel fluorene-based polymer having urethane bonds and a method for preparing the fluorene-based polymer. According to the method, a diol compound is condensed with a diisocyanate instead of an acid dianhydride, and then an acid anhydride is reacted with the reaction mixture to introduce desired acid groups into the final polymer. Further provided is a negative-type photosensitive resin composition comprising of the fluorene-based polymer as a binder resin. The composition exhibits improved chemical resistance, good development margin and high sensitivity due to presence of the acid groups despite the low molecular weight of the fluorene-based polymer. | 08-12-2010 |
| 20110101268 | PHOTOSENSITIVE RESIN COMPOSITION FOR BLACK MATRIX - A photosensitive resin composition for a black matrix and a black matrix formed with the same are provided. The photosensitive resin composition for a black matrix includes a solvent consisting of 5-30 weight % of a first solvent having a boiling point of 110-159° C., 55-90 weight % of a second solvent having a boiling point of 160-200° C., and 3-15 weight % of a third solvent having a boiling point of 201-280° C., and the first solvent, the second solvent, and the third solvent are an aliphatic compound and use at least one solvent composition selected from a group consisting of alkyl ester, alkyl ketone, alkyl ether, and alkyl alcohol, and thus a uniform thin film having no surface defect can be obtained, and the photosensitive resin composition has an excellent process property while securing a high light shielding property and thus a black matrix pattern having a few defect can be obtained, and is thus useful for a liquid crystal display. | 05-05-2011 |
| 20110151379 | BLACK MATRIX COMPOSITION WITH HIGH LIGHT-SHIELDING AND IMPROVED ADHESION PROPERTIES - The present invention relates to a black matrix photosensitive resin composition having high light-shielding and improved adhesion properties and a black matrix for a liquid crystal display including the same. The black matrix photosensitive resin composition comprises an alkali-soluble binder resin, a multi-functional monomer having an ethylenic unsaturated double bond, a photopolymerization initiator, an adhesion accelerator, a solvent, and a colorant comprising black pigments. A Cardo type binder is mixed in an amount of 10 to 90 wt % and an acryl type binder is mixed in an amount of 10 to 90 wt % based on a total weight of the alkali-soluble binder resin including the Cardo type binder and the acryl type binder. | 06-23-2011 |
Gyu Il Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090158385 | Apparatus and method for automatically generating SELinux security policy based on selt - Provided is an apparatus and method for automatically generating a SELinux security policy based on SELT. In the method, process generation is prepared by receiving execution file names of a program destined for policy generation. A system call log, which is traced by generating a process by executing the received execution file of the program, is stored. The traced system call log is purified into data necessary for generation of a security policy. Objects are grouped in consideration of the relationship between the objects based on purified information. A normalized data structure is recorded in an SELT description language format using a security policy file. Duplication and collision between the generated SELT security policy and the previous security policy in a system are detected. | 06-18-2009 |
| 20100287412 | SOFTWARE RELIABILITY TEST METHOD USING SELECTIVE FAULT ACTIVATION, TEST AREA RESTRICTION METHOD, WORKLOAD GENERATION METHOD AND COMPUTING APPARATUS FOR TESTING SOFTWARE RELIABILITY USING THE SAME - Provided are a software reliability test method using selective fault activation, a test area restriction method, a workload generation method and a computing apparatus for testing software reliability using the same. The software reliability test method registers a test target module. The software reliability test method injects a fault into a fault injection target function when a caller of the fault injection target function is included in the registered module, in a case of calling the fault injection target function. | 11-11-2010 |
| 20100287535 | SYSTEM AND METHOD FOR TESTING SOFTWARE RELIABILITY USING FAULT INJECTION - A software reliability test system is provided. The software reliability test system includes a fault injection system and a workload generation system. The fault injection system creates a fault injection delegate to inject a fault into software selected as a test target from software of a target system. The workload generation system generates a workload in the selected software according to a control of the fault injection system to allow the fault injection delegate to inject the fault into the selected software. | 11-11-2010 |
Hye Yun Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100099905 | ADDITIVE FOR NON-AQUEOUS ELECTROLYTE AND SECONDARY BATTERY USING THE SAME - Disclosed is a compound represented by the following formula 1: | 04-22-2010 |
Hyungki Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110144829 | COUNTERMEASURE SYSTEM FOR BIRDS - Provided is a bird countermeasure system. The bird countermeasure system includes a bird countermeasure robot configured to be operated through a remote command while patrolling or moving in an area adjacent to a runway or taxiway along which airplanes take off, land or taxi so as to approach the runway or taxiway or to detect or repel birds located close to the runway or taxiway. | 06-16-2011 |
Jihun Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110185275 | DEVICE AND METHOD FOR UPDATING STRUCTURED INFORMATION - Disclosed is a device and method of updating Structured Information (SI). The device and the method may define a standard for updating SI based on information described in Presentation Information (PI) and may update the SI based on the defined standard. | 07-28-2011 |
Ji Hun Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110145697 | DEVICE FOR SCENE PRESENTATION OF STRUCTURED INFORMATION - A method for performing presentation with reference to structured information existing in an internal or external is defined. A scene presentation device may present a scene with reference to the structured information based on the defined method. | 06-16-2011 |
Ji-Hye Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100026572 | METHOD AND APPARATUS FOR CALCULATING ATTACHMENT LOCATION AND THICKNESS OF SUPPLEMENT PAD USING INDOOR GPS - A method and apparatus method of calculating attachment location and thickness of a supplement pad to be attached to a member includes a first step of receiving information on flatness measurement points from a unified management server which have previously been calculated during design of the member, a second step of calculating a three-dimensional coordinate at each of the flatness measurement points on the member, and a third step of calculating the attachment location and thickness of the supplement pad to be attached to the member on the basis of the calculated three-dimensional coordinates. The second step includes bringing an indoor GPS sensor into contact with the member at each of the flatness measurement points, and calculating the three-dimensional coordinate on an end of the indoor GPS sensor, which is in contact with the member, through the use of another indoor GPS installed on the member | 02-04-2010 |
| 20100082155 | APPARATUS FOR MONITORING BUILDING STATUS OF CAVITY FRAME - Disclosed is an apparatus for monitoring a building status achieved during building a cavity frame such as an internal freight warehouse of a cargo. The apparatus for monitoring a building status of a cavity frame includes a portable computer, a central host computer, and an indoor global positioning system. The portable computer remotely accesses the central host computer and downloads information on a work schedule, and the central host computer receives information on problems during works from the portable computer. The indoor global positioning system remotely accesses the central host computer to transmit positional information of a working robot in the cavity frame. The central host computer then transmits, to the working robot, an instruction to perform a corresponding work at a position of the working robot. | 04-01-2010 |
Ji Young Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110034171 | COMMUNICATION SYSTEM AND METHOD FOR SINGLE-POINT TRANSMISSION AND RECEPTION AND COORDINATED MULTI-POINT TRANSMISSION AND RECEPTION - A communication system and method for single-point transmission and reception and coordinated multi-point transmission and reception are provided. The system and method include determining information associated with a channel status of a target terminal. The system and method also include selecting, with respect to the target terminal, one of single-point transmission and reception and coordinated multi-point transmission and reception based on the information associated with the channel status of the target terminal. | 02-10-2011 |
| 20110070884 | METHOD FOR MULTI-POINT COOPERATION CONSIDERING DELAY IN WIRELESS COMMUNICATION SYSTEM - Provided is a method of a multi-node cooperation considering a delay in a wireless communication system. A frame format may perform scheduling so that uplink cooperation terminals having a similar delay attribute may be classified into an uplink cooperation zone, to thereby prevent interference between the uplink cooperation zone and a non-cooperation zone. An extended cyclic prefix may be applied according to a delay attribute occurring due to an application of the multi-node cooperation. A cooperation base station of an uplink and a downlink may be determined based on the extended cyclic prefix. | 03-24-2011 |
Jong-Ho Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110017597 | METHOD FOR FABRICATING HYDROGEN ELECTROCHEMICAL SENSOR USING TETRAMETHYLAMMONIUM HYDROXIDE PENTAHYDRATE - The present invention relates to a method for fabricating an electrochemical sensor which can highly sensibly detect a hydrogen gas by adapting Me | 01-27-2011 |
Jongsub Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100214067 | APPARATUS AND METHOD FOR LOCATING RFID TAG - Provided are a Radio Frequency Identification (RFID) tag and apparatus and method for locating a RFID tag without comparing arrival times of blink signals transmitted from the RFID tag in order to quickly trace a location of the RFID tag. The RFID tag includes a tag ID generator configured to generate a tag ID of the RFID tag, a blink generator configured to generate a plurality of sub-blink signals that form the blink signal, a sub-blink ID generator configured to generate sub-blink IDs for the generated sub-blink signals, a sub-blink ID inserter configured to insert the generated sub-blink IDs into the sub-blink signals, and a transmitter configured to transmit the blink signal having the tag ID and the sub-blink IDs. | 08-26-2010 |
| 20110110218 | APPARATUS AND METHOD FOR TRANSMITTING PACKET DATA IN WIRELESS SENSOR NETWORK - Provided is an apparatus and method for transmitting packet data in a WSN. The apparatus for transmitting packet data in a WSN includes: a serial-to-parallel converter to parallel-convert information and output the converted information to two channel paths; a Walsh code pair generation unit to select an arbitrary Walsh code pair, mix the selected Walsh code pair with a pseudo noise (PN) code, and output one Walsh code to one channel path and the other Walsh code to the other channel path; a first mixer to mix the signals inputted to two channel paths, and generate a spread symbol for each path; a delay to delay the other channel path signal by a predetermined time; and a transmission unit to convert one channel path signal and the other channel path signal delayed by the delay into transmission frequency band signals, and transmit the converted signals as wireless signals. | 05-12-2011 |
Jong Sub Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110122926 | APPARATUS AND METHOD FOR GENERATING PSEUDO NOISE CODE - An apparatus and method of generating a pseudo noise (PN) code is provided. The apparatus for generating the PN code includes: a memory device unit including a plurality of memory devices; an exclusive-OR (XOR) operation unit receiving output values of at least two memory devices among output values of the plurality of memory devices to output an XOR operation value with respect to the received output values; and a PN code generation unit generating the PN code based on an output value of the XOR operation unit. | 05-26-2011 |
| 20110181392 | REAL TIME LOCATING SYSTEM, READER, RFID TAG AND DRIVING METHOD OF RFID TAG FOR LOCATING - Provided are a real-time locating systems, a reader, an RFID tag and a driving method of the RFID tag for locating. The locating system includes an RFID tag, a plurality of readers, and a location processor. The RFID tag outputs a first or second transmission message frame according to whether value added information exists. The readers are disposed at different locations, receive and analyze the first or second transmission message frame to transmit extracted information and reception time information corresponding to the extracted information to a location processor. The location processor analyzes the information which is extracted through the readers and the reception time information to calculate location information or the value added information related to the RFID tag. | 07-28-2011 |
Jung Eun Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110137807 | MODEL-BASED CUSTOMIZED ECO SYSTEM AND DESIGN METHOD THEREOF - A model-based customized eco system includes: a work distribution unit for managing a download of a developed work of an embedded software platform; a shared asset management unit for managing a users' upload of a modified version of the developed work; a user support unit for receiving users' opinions about the developed work; and a repository management unit for managing information on the users and the developed work. | 06-09-2011 |
Kwang Ho Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110200678 | MANUFACTURING METHOD AND APPARATUS OF ULTRAFINE PARTICLES HAVING UNIFORM PARTICLE SIZE DISTRIBUTION - The present invention relates to a novel technology for forming fine particles with a size of 0.02˜3 microns from a solid that can be dissolved in a liquid solvent and is not decomposed by heat. The particle preparation technology according to the present invention may be applicable to the fields of food, cosmetics, biopolymer, polymer compositions, and pharmaceuticals. | 08-18-2011 |
Kyong-Yong Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20110178332 | CATALYST FOR GAS-PHASE CONTACT OXIDATION OF HYDROCARBON, PREPARATION METHOD THEREOF AND GAS-PHASE OXIDATION METHOD OF HYDROCARBON USING THE SAME - The present invention provides a catalyst for use in gas-phase contact oxidation of hydrocarbon with an improved yield and selectivity, a preparation method thereof, and a method of a gas-phase oxidation of the hydrocarbon using the same. The catalyst comprises a composite metal oxide of Mo, V, Te and Nb; and a tungsten or tungsten oxide attached to the composite metal oxide, wherein an atomic molar ratio of the tungsten attached to the composite metal oxide to the molybdenum contained in the composite metal oxide ranges from 0.00001:1 to 0.02:1. | 07-21-2011 |
| 20110178333 | CATALYST FOR GAS-PHASE CONTACT OXIDATION OF HYDROCARBON, PREPARATION METHOD THEREOF AND GAS-PHASE OXIDATION METHOD OF HYDROCARBON USING THE SAME - The present invention provides a catalyst for use in gas-phase contact oxidation of hydrocarbon with an improved yield and selectivity, a preparation method thereof, and a method of a gas-phase oxidation of the hydrocarbon using the same. The catalyst comprises a composite metal oxide of Mo, V, Te and Nb; and a palladium or palladium oxide attached to the composite metal oxide, wherein an atomic molar ratio of the palladium attached to the composite metal oxide to the molybdenum contained in the composite metal oxide ranges from 0.00001:1 to 0.02:1. | 07-21-2011 |
Man-Young Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090298831 | PHENYL PIPERAZINE COMPOUNDS, PHARMACEUTICAL COMPOSITION INCLUDING THE SAME AND USE THEREOF - The present invention relates to novel piperazine derivatives or pharmaceutically acceptable salts thereof, a process for preparing the same, and in particular, a high binding for Serotonin 1A(5-hydroxytryptamine; 5-HT1A) receptor, a pharmaceutical composition for treatment and/or prevention of depression and anxiety including an effective amount of the piperazine compound, and a method of treating depression, anxiety and other conditions related to 5-HT1A receptor in a mammal. | 12-03-2009 |
| 20090298851 | PHENYL PIPERAZINE COMPOUNDS, PHARMACEUTICAL COMPOSITION COMPRISING THE SAME AND USE THEREOF - The present invention relates to a novel piperazine derivative or pharmaceutically acceptable salt thereof, a process for preparing the same, a pharmaceutical composition for treating central nervous system diseases comprising an effective amount of the piperazine compound and a method of treating central nervous system (CNS) disorder such as psychosis in a mammal. | 12-03-2009 |
| 20110118264 | PHENYL PIPERAZINE COMPOUNDS, PHARMACEUTICAL COMPOSITION INCLUDING THE SAME AND USE THEREOF - The present invention relates to novel piperazine derivatives or pharmaceutically acceptable salts thereof, a process for preparing the same, and in particular, a high binding for Serotonin 1A(5-hydroxytryptamine; 5-HT1A) receptor, a pharmaceutical composition for treatment and/or prevention of depression and anxiety including an effective amount of the piperazine compound, and a method of treating depression, anxiety and other conditions related to 5-HT1A receptor in a mammal | 05-19-2011 |
Min-Suk Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090238728 | PLASMA SCRUBBER - A plasma scrubber that forms a high temperature atmosphere in a reactor to effectively decompose and remove a non-biodegradable gas and reduce power consumption is disclosed. The plasma scrubber includes: a first reactor to which a non-biodegradable gas is supplied; an electrode installed in the first reactor and protruding in the flow direction of the non-biodegradable gas to generate plasma in the non-biodegradable gas supplied between the electrode and the first reactor by a discharge reaction in the first reactor; a second reactor connected to the first reactor to form continuous arc jets by anchoring the plasma to the electrode; and a third reactor connected to the second reactor to decompose the non-biodegradable gas by forming a reaction section of high temperature that contains electrons and chemical species of high reactivity in the second reactor and thereby increasing the stay time and reactivity of the non-biodegradable gas. | 09-24-2009 |
Myung Hoon Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20090150395 | SYSTEM AND METHOD FOR UPDATING FILE - Provided is a system and method for updating a plurality of the same files consistently. The file update system comprises a first and a second data servers formed as pipe line type network for storing an original file and a duplicate file of the original file respectively, and for updating both the original file and the duplicate file in response to an update request, wherein the first and the second data servers mutually exchange file update information, correct the file update information so as to prevent overlapped update due to a plurality of update requests for the same file, and then update the original file or the duplicate file according to the corrected file update information. | 06-11-2009 |
| 20090157769 | FILE STORAGE SYSTEM AND METHOD FOR MANAGING DUPLICATE FILES IN FILE STORAGE SYSTEM - Provided are a file storage system, and a method for managing duplicate files in the file storage system. The file storage system that performs file duplication for error recovery includes a client for requesting generation of a duplicate file of a new file being stored, a metadata server for storing information associated with prestored duplicate files and determining whether a file that is identical to the new file is present among the prestored duplicate files, to limit a number of identical duplicate files to a preset number, and a data server comprising a file duplication unit and a storage unit for respectively performing file duplication and file storage under the control of the metadata server. Accordingly, file recovery can be performed while duplicate files in the system are minimized. | 06-18-2009 |
| 20100161657 | METADATA SERVER AND METADATA MANAGEMENT METHOD - Provided are a metadata server cluster and a metadata management method thereof, which distribute metadata for a file to a cluster including a plurality of metadata servers to replicate the metadata. The metadata server includes a directory hierarchy storage unit, a metadata storage unit, and a search unit. The directory hierarchy storage unit stores all directory hierarchies which are stored in the metadata server cluster. The metadata storage unit stores metadata for a data file. The search unit searches the directory hierarchies and the metadata. | 06-24-2010 |
| 20110153769 | APPARATUS AND METHOD FOR ACCESSING A METADATA - Provided are an apparatus and a method for acquiring a consistent result even if one client accesses any metadata server in a circumstance that the cluster configuring many metadata servers exist. The apparatus as mentioned above includes a deletion file list unit that stores information about a deleted metadata during a predetermined period; and a metadata server selector that selects a metadata server to receive a operation request about a metadata among a plurality of metadata servers based on information from the deletion file list unit. | 06-23-2011 |
Seung Tae Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20100106338 | OPTIMIZED SYSTEM VOLTAGE CONTROL METHOD THROUGH COORDINATED CONTROL OF REACTIVE POWER SOURCE - Provided is an optimized system voltage control method through coordinated control of reactive power source, which analyzes the location for reactive power compensation and the effect of applying compensation equipment by calculating the reactive power and voltage sensitivity of a power system, thus improving the voltage quality of the power system. | 04-29-2010 |
| 20100179800 | MONITORING SYSTEM USING REAL-TIME SIMULATOR - A monitoring system using a real-time simulator, providing a simulation environment of a real electric power system that enables testing of a new electric power system control facility. The operation of the new electric power system control facility and effects thereof on a real electric power system can be evaluated before actual installation. The monitoring system includes a test piece installed in an electric power system; a simulator connected to the test piece, and deriving electric power system simulation data by simulating the electric power system with respect to the test piece; a multimedia interface (MMI) platform interworking with the simulator, providing the simulator with electric power system status data for simulating the electric power system, and receiving the electric power system simulation data from the simulator; and an MMI client interworking with the MMI platform to display the electric power system simulation data from the MMI platform. | 07-15-2010 |
Soon Man Cha, Daejeon KR
| Patent application number | Description | Published |
|---|---|---|
| 20080210597 | High Quality Asphalt Containing Pitch and Method of Preparing the Same - A high quality asphalt containing pitch is generated as a by-product in a solvent deasphalting process and a method of preparing the same. The pitch is obtained by subjecting a mixture comprising a first vacuum residue and a first petroleum distillate, which is lighter than the vacuum residue and has high amounts of aromatic and resin, to solvent deasphalting. The operation conditions of the solvent deasphalting process are appropriately controlled, such that aromatic and resin components contained in the atmospheric residue and vacuum residue can be distributed to the pitch, and as well, a saturate can be removed. | 09-04-2008 |