Junghee
Junghee Chang, Seoul KR
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20140321916 | SYSTEM AND METHOD FOR REMEDIATING CONTAMINATED SOIL BY SEPARATION OF HIGHLY CONTAMINATED COARSE SOIL - The present invention relates to a system and method for remediating contaminated soil through separation and process of highly contaminated coarse soil, the system including: a screen adapted to separate the contaminated soil introduced into soil having given particle sizes; multiple hydrocyclones adapted to re-separate the soil having particle sizes of more than the given values by particle size from the soil having the given particle sizes separated through the screen; a remediating unit adapted to wash the soil separated through the multiple hydrocyclones by particle size; and a filtering unit adapted to separate water from the soil washed through the remediating unit. | 10-30-2014 |
20140345649 | SYSTEM AND METHOD FOR REMEDIATING HIGHLY CONTAMINATED FINE SOIL USING MULTIPLE MICRO HYDROCYCLONE - The present invention relates to a system for remediating highly contaminated fine soil using multiple micro hydrocyclones that includes: a mill adapted to mix contaminated soil with water and to individualize the soil; a screen adapted to separate the soil introduced from the mill into soil having given particle sizes; a separator adapted to finely separate the soil having particle sizes of less than a given value by particle size from the soil having the given particle sizes separated through the screen; a remediating unit adapted to wash the finely separated soil introduced from the separator by particle size by means of process water for washing; and a filtering unit adapted to separately discharge the soil washed and introduced through the remediating unit and the process water for washing contained in the soil. | 11-27-2014 |
Junghee Cho, Seoul KR
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20150380090 | Nonvolatile Memories Having Data Input/Output Switches and Data Storage Devices and Methods Using the Same - A nonvolatile memory includes a memory cell array including a plurality of memory cells, a pad configured to be connected to a data input/output line, and an input/output circuit configured to receive data to be programmed in the memory cell array and to transmit data read from the memory cell array. The nonvolatile memory further includes a switch configured to couple and decouple the pad and the input/output circuit responsive to a switch control signal and a control circuit configured to generate the switch control signal responsive to a chip enable signal. Data storage devices and methods using such nonvolatile memories are also described. | 12-31-2015 |
Junghee Han, Seoul KR
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20110063085 | METHOD FOR DETERMINING OPTIMAL FRAME SIZE FOR TAG COLLISION PREVENTION IN RFID SYSTEM - The present invention relates to a method for determining an optimal frame size for tag collision prevention in an Aloha-based RFID system in which frame sizes limited to a certain unit are used to identify tags, the method including the steps of using an RFID for: (a) calculating an estimated optimal frame value for the RFID reader identifying the tags; (b) calculating expected time delays per tag of a left-hand frame size and a right-hand frame size, which show the smallest differences with respect to the estimated optimal frame value, among the frame sizes; (c) comparing, the expected time delay per tag of the left-hand frame size with that of the right-hand frame size; and (d) determining a frame size which has a smaller expected time delay per tag, between the left-hand frame size and the right-hand frame size, to be an optimal frame size. | 03-17-2011 |
Junghee Hong, Seoul KR
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20120139951 | MOBILE TERMINAL AND DISPLAYING METHOD THEREOF - A mobile terminal includes a wireless communication unit communicating with at least one electronic device, a display including a touch screen receiving touch input and displaying contents, and a controller executing an application related to the contents and reducing a first area of the touch screen on which the contents are displayed in response to a first input, thus reducing a size of the displayed contents. The controller further displays information about the at least one electronic device at a second area of the touch screen generated when the first area is reduced. | 06-07-2012 |
Junghee Jo, Seoul KR
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20160116299 | MOBILE TERMINAL AND METHOD OF CONTROLLING THE SAME - Disclosed are a mobile terminal capable of checking and managing places which a user has ever visited easily and conveniently, by generating navigation history information based on place-based data detected from a server corresponding to a user account, and a method of controlling the same. The mobile terminal includes: a communication unit; a display unit configured to display map data; and a controller configured to access a server through the communication unit, to detect place-based data corresponding to a user account from the server, to generate navigation history information by registering the detected place-based data to the map data, and to display the navigation history information on the display unit. | 04-28-2016 |
Junghee Kim, Suwon-Si KR
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20100087306 | Centrifuging device with a detachable cover and a safeguard structure for prevention of the departure of rotor from it - Disclosed is a centrifuging device with a detachable cover and a safeguard structure in which the cover of the centrifuging device can be completely separated from the housing; and the safeguard structure can prevent a rotor from becoming separated from a drive shaft during operation due to flange defection and prevent the fractured pieces of the rotor from springing out of the housing when the rotor breaks or cracks. The centrifuging device according to the invention offers ease of cleaning and improved safety. Furthermore, there is no need to worry about the fracture of a coupling portion between the cover and the housing attributable to the repeated opening and closing. | 04-08-2010 |
Junghee Kim, Gangseo-Gu Seoul KR
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20150275847 | POWER CONVERTING APPARATUS - A power converting apparatus that may increase a generation efficiency by receiving a power from a power source, producing electricity by rotating an output shaft connected to a generator using a portion of the received power, accumulating a remaining portion of the received power in an energy storage device, and rotating the output shaft using the accumulated energy when a power is not transmitted from the power source, the power source that floats in the ocean, performs irregular motions in vertical and horizontal directions by waves within a predetermined range, and generates an intermittent linear power, is provided. | 10-01-2015 |
Junghee Kim, Soengnam-Si KR
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20130045545 | TEST MAP CLASSIFICATION METHOD AND FABRICATION PROCESS CONDITION SETTING METHOD USING THE SAME - A test map classification method includes modifying test data by converting to a test map including a wafer identifier, a coordinate, and data on whether a predetermined failure item occurs; calculating similarities of wafer pairs in the test map; performing similarity filtering to reset all the similarities, except for at least one similarity, on the basis of a predetermined wafer; determining whether there are similar wafers by comparing the filtered similarities with a reference value; and classifying spatial patterns using a similar relationship between the wafer pairs when there are similar wafers. | 02-21-2013 |
Junghee Kim, Seoul KR
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20110293099 | System, medium and method of encoding/decoding multi-channel audio signals - An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information that helps a bitstream including a number of audio channel signals and space information to be decoded into a number of audio channel signals, wherein the space information includes information about magnitude differences and/or similarities between channels, and an audio decoder decoding the bitstream according to the decoding-level information. Accordingly, even a single input bitstream can be decoded into a suitable number of channels depending on the type of a speaker configuration used. Scalable channel decoding can be achieved by partially decoding an input bitstream. In the scalable channel decoding, a decoder may set decoding levels and outputs audio channel signals according to the decoding levels, thereby reducing decoding complexity. | 12-01-2011 |
Junghee Lee, Seoul KR
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20120114564 | MRI T1 CONTRASTING AGENT COMPRISING MANGANESE OXIDE NANOPARTICLE - The present invention relates to the use of and method for using MnO nanoparticles as MRI T1 contrasting agents which reduces T1 of tissue. More specifically, the present invention is directed to MRI T1 contrasting agent comprising MnO nanoparticle coated with a biocompatible material bound to a biologically active material such as a targeting agent, for example tumor marker etc., and methods for diagnosis and treatment of tumor etc. using said MRI T1 contrasting agent, thereby obtaining more detailed images than the conventional MRI T1-weighted images. The MRI T1 contrasting agent of the present invention allows a high resolution anatomic imaging by emphasizing T1 contrast images between tissues based on the difference of accumulation of the contrasting agent in tissues. Also, the MRI T1 contrasting agent of the present invention enables to visualize cellular distribution due to its high intracellular uptake. The MRI T1 contrasting agent of the present invention can be used for target-specific diagnosis and treatment of various diseases such as tumor etc. when targeting agents binding to disease-specific biomarkers are conjugated to the surface of nanoparticles. | 05-10-2012 |
Junghee Lee, Daejeon KR
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20140109105 | INTRUSION DETECTION APPARATUS AND METHOD USING LOAD BALANCER RESPONSIVE TO TRAFFIC CONDITIONS BETWEEN CENTRAL PROCESSING UNIT AND GRAPHICS PROCESSING UNIT - An intrusion detection apparatus and method using a load balancer responsive to traffic conditions between a central processing unit (CPU) and a graphics processing unit (GPU) are provided. The intrusion detection apparatus includes a packet acquisition unit, a character string check task allocation unit, a CPU character string check unit, and a GPU character string check unit. The packet acquisition unit receives packets, and stores the packets in a single task queue. The character string check task allocation unit determines the number of packets in the packet acquisition unit, and allocates character string check tasks to the CPU or the GPU. The CPU character string check unit compares the character strings of the packets with a character string defined in at least one detection rule inside the CPU. The GPU character string check unit compares the character strings of the packets with the character string inside the GPU. | 04-17-2014 |
Junghee Lim, Seoul KR
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20160078919 | SEMICONDUCTOR MEMORY DEVICE COMPENSATING DIFFERENCE OF BITLINE INTERCONNECTION RESISTANCE - A semiconductor memory device includes a bit line sense amplifier, a first column select gate, and a second column select gate. The bit line sense amplifier senses an electric potential difference between a bit line and a complementary bit line during a sensing operation for memory cells. The first column select gate transfers an electric potential on the bit line to a local sense amplifier based on a column select signal. The second column select gate transfers an electric potential on the complementary bit line to the local sense amplifier based on the column select signal. The first and second column select gates have different current drive abilities to compensate a difference in bit line interconnection resistance. | 03-17-2016 |
Junghee Park, Suwon KR
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20150079747 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - Provided is a method of manufacturing a semiconductor device including sequentially forming an n-type epitaxial layer, a p type epitaxial layer, and an n+ region on a first surface of an n+ type silicon carbide substrate; forming a buffer layer on the n+ region; forming a photosensitive film pattern on a part of the buffer layer; etching the buffer layer using the photosensitive film pattern as a mask to form a buffer layer pattern; sequentially forming a first metal layer and a second metal layer which include a first portion and a second portion; removing one or more components to expose a part of the n+ region; and etching the exposed part of the n+ region using the first portion of the first metal layer and the first portion of the second metal layer as masks to form a trench. | 03-19-2015 |
20150187883 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes: a first n− type epitaxial layer disposed on a first surface of an n+ type silicon carbide substrate; a p type epitaxial layer disposed on the first n− type epitaxial layer; a second n− type epitaxial layer disposed on the p type epitaxial layer; an n+ region disposed on the second n− type epitaxial layer; a trench passing through the second n− type epitaxial layer, the p type epitaxial layer, and the n+ region, and disposed on the first n− type epitaxial layer; a p+ region disposed on the p type epitaxial layer and separated from the trench; and a gate insulating layer positioned in the trench, in which channels are disposed in the second n− type epitaxial layer of both sides of the trench and the p type epitaxial layer of both sides of the trench. | 07-02-2015 |
20150187929 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - A semiconductor device includes: a first n− type epitaxial layer disposed on a first surface of an n+ type silicon carbide substrate including a current carrying region and termination regions positioned at both sides of the current carrying region; a p type epitaxial layer disposed on the first n− type epitaxial layer; a second n− type epitaxial layer disposed on the p type epitaxial layer; a first trench disposed in the current carrying region; a second trench disposed in each termination region; a gate insulating layer disposed in the first trench; a gate electrode disposed on the gate insulating layer; and a termination insulating layer disposed in the second trench, in which a side of the termination insulating layer contacts the p type epitaxial layer and the second n− type epitaxial layer. | 07-02-2015 |
20150187962 | SCHOTTKY BARRIER DIODE AND METHOD OF MANUFACTURING THE SAME - A Schottky barrier diode includes: an n− type epitaxial layer disposed on a first surface of an n+ type silicon carbide substrate; a first p+ region disposed on the n− type epitaxial layer; an n type epitaxial layer disposed on the n− type epitaxial layer and the first p+ region; a second p+ region disposed on the n type epitaxial layer, and being in contact with the first p+ region; a Schottky electrode disposed on the n type epitaxial layer and the second p+ region; and an ohmic electrode disposed on a second surface of the n+ type silicon carbide substrate. Also, the first p+ region has a lattice shape including a plurality of vertical portions and horizontal portions connecting both ends of the respective vertical portions to each other. | 07-02-2015 |
Junghee Park, Gyeonggi-Do KR
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20150076515 | SCHOTTKY BARRIER DIODE AND METHOD FOR MANUFACTURING SCHOTTKY BARRIER DIODE - A Schottky barrier diode and a method of manufacturing the diode are provided. The diode includes an n− type epitaxial layer disposed on a first surface of an n+ type silicon carbide substrate and a plurality of p+ regions disposed within the n− type epitaxial layer. An n+ type epitaxial layer is disposed on the n− type epitaxial layer, a Schottky electrode is disposed on the n+ type epitaxial layer, and an ohmic electrode is disposed on a second surface of the n+ type silicon carbide substrate. The n+ type epitaxial layer includes a plurality of pillar parts disposed on the n− type epitaxial layer and a plurality of openings disposed between the pillar parts and that expose the p+ regions. Each of the pillar parts includes substantially straight parts that contact the n− type epitaxial layer and substantially curved parts that extend from the substantially straight parts. | 03-19-2015 |
Junghee Yoo, Seoul KR
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20090251891 | Portable Illuminator - Disclosed is a portable illuminator, capable of variously adjusting an angle and a length and simultaneously charging batteries used in various mobile products while serving as a reading lamp, a table lamp, and any other ordinary lamp. The portable illuminator includes a power supply and control module supplying power to control operation of a lamp, a guide and pivot main body pivotably coupled to the power supply and control module, a slide assembly slidably inserted into the guide and pivot main body, and a lamp module mounted to one end of the slide assembly. | 10-08-2009 |