Ahn, Daejeon

Bongyoung Ahn, Daejeon KR

Patent application number	Description	Published
20090277273	APPARATUS FOR MEASURING PRESSURE IN A VESSEL USING ACOUSTIC IMPEDANCE MATCHING LAYERS - The apparatus for measuring pressure inside a vessel using acoustic impedance matching layers may include an ultrasound exciting unit attached to the outer surface of the vessel wall that generates ultrasonic waves inside of the vessel. A first acoustic impedance matching layer attached to the inner surface of the vessel wall increases the transmitting efficiency of the ultrasonic waves. An ultrasound receiving unit attached to the outer surface of the vessel wall receives an ultrasonic signal traveling inside the vessel. A second acoustic impedance matching layer attached to the inner surface of the vessel wall increases the transmitting efficiency of the ultrasonic waves. A control unit connected to the ultrasound exciting unit controls the excitation signal transmitted into the ultrasound exciting unit. A pressure measuring unit connected to the control unit measures an internal pressure of the vessel based on the excitation signal and the received ultrasonic waves.	11-12-2009
20090277275	APPARATUS FOR MEASURING PRESSURE USING ACOUSTIC IMPEDANCE VARIATION - The present invention relates to an apparatus for measuring pressure inside a predetermined vessel based on the principle that the transmitting efficiency of ultrasonic waves is changed by acoustic impedance variation according to an internal pressure. The apparatus includes an ultrasound exciting unit	11-12-2009
20090279391	APPARATUS FOR MEASURING PRESSURE IN A VESSEL USING MAGNETOSTRICTIVE ACOUSTIC TRANSDUCER - The present invention relates to an apparatus for measuring pressure inside a vessel using a magnetostrictive acoustic transducer. The apparatus includes a magnetostrictive acoustic transducer, including an exciting coil unit wound on a first magnetization yoke disposed on an outer position of a vessel, a receiving coil unit wound on the first magnetization yoke, and a vibration unit disposed on an inner position of the vessel in which the first magnetization yoke is installed; a control unit for supplying a predetermined excitation current signal to the exciting coil unit; and a pressure measuring unit for measuring an internal pressure of the vessel based on an ultrasonic wave signal received by the receiving coil unit and an excitation current signal into the exciting coil unit.	11-12-2009

Bong Young Ahn, Daejeon KR

Patent application number	Description	Published
20090206830	SENSOR FOR DETECTING SURFACE DEFECTS OF METAL TUBE USING EDDY CURRENT METHOD - Disclosed herein is a sensor for detecting surface defects of a metal tube, which can solve a problem of a conventional eddy current probe in that it is difficult to detect a crack in the circumferential direction of a metal tube.	08-20-2009
20100244591	Method and apparatus for monitoring wall thinning of a pipe using magnetostrictive transducers and variation of dispersion characteristics of broadband multimode shear horizontal (SH) waves - Magnetostrictive transducers for monitoring wall thinning in a pipe, and an apparatus and method for monitoring wall thinning in a pipe using magnetostrictive transducers are provided. The magnetostrictive transducers generate broadband multimode shear horizontal (SH) waves, and allow the generated SH waves to travel along the pipe, thus correctly monitoring a status of the wall thinning of the pipe. The apparatus includes a transmitting transducer which is installed outside of a pipe and generates shear horizontal (SH) waves traveling along the pipe, a receiving transducer which is spaced apart from the transmitting transducer and measures the shear horizontal (SH) waves traveling along the pipe, and a controller for monitoring wall thinning of the pipe by exciting and measuring output signals of the transmitting and receiving transducers.	09-30-2010

Patent applications by Bong Young Ahn, Daejeon KR

Brian Ahn, Daejeon KR

Patent application number	Description	Published
20090153577	METHOD AND SYSTEM FOR TEXTURING OF 3D MODEL IN 2D ENVIRONMENT - A method for texturing of 3D model in 2D environment includes (a) generating a texture map set for 3D model data; (b) UV unwrapping the 3D model data on each of projected planes to obtain a UV map set for each projected plane; (c) performing a 2D image authoring on the UV map set for each projected plane to produce an edited image; and (d) mapping the texture map set and the UV map set by reflecting the edited image to the texture map set and the UV map sets that are generated previously until a desired texture map set is completed.	06-18-2009

Byeong-Ho Ahn, Daejeon KR

Patent application number	Description	Published
20080312936	APPARATUS AND METHOD FOR TRANSMITTING/RECEIVING VOICE DATA TO ESTIMATE VOICE DATA VALUE CORRESPONDING TO RESYNCHRONIZATION PERIOD - Provided are an apparatus and method for estimating a voice data value corresponding to a silent period produced in a key resynchronization process using the sine waveform characteristic of voice when encrypted digital voice data is transmitted in one-way wireless communication environment. The apparatus includes a transmitter that generates a key resynchronization frame containing key resynchronization information and vector information on voice data inserted thereinto and transmits the key resynchronization frame, and a receiver that receives the key resynchronization frame from the transmitter, extracts the vector information inserted in the key resynchronization frame, and estimates a voice data value corresponding to the key resynchronization period. Based on change ratio between slopes calculated using received voice data, it is possible to estimate the voice data corresponding to a silent period, which improves communication quality.	12-18-2008

Byung-Gil Ahn, Daejeon KR

Patent application number	Description	Published
20100317911	METHOD FOR PREPARING CERAMIC WASTE FORM CONTAINING RADIOACTIVE RARE-EARTH AND TRANSURANIC OXIDE, AND CERAMIC WASTE FORM WITH ENHANCED DENSITY, HEAT-STABILITY, AND LEACH RESISTANCE PREPARED BY THE SAME - Disclosed herein is a method for preparing a ceramic waste form containing radioactive rare-earth and transuranic oxide, and the ceramic waste form with enhanced density, heat-stability, and leach resistance prepared by the same.	12-16-2010

Byungjun Ahn, Daejeon KR

Patent application number	Description	Published
20080298260	OPERATIONAL STATUS TESTING APPARATUS AND METHOD FOR ETHERNET-BASED AUTOMATIC PROTECTION SWITCHING PROCESS - Provided is an operational status testing apparatus and method for an Ethernet-based APS process. A test command signal which contains a command to perform an operational test for the APS process of a first node and a second test response signal that indicates that the operation of the APS process of a second node is performed normally, from among far end request signals that are received from the second node connected to own first node via an Ethernet network, are filtered. When the far end request signals are test command signals, a first test response signal that indicates that the operation of the APS process of the first node is performed normally is generated, and a top priority local request signal is selected based on priorities of the first test response signal and at least one local request signal that indicates the status of the APS process of the first node, and an output signal to be transmitted to the second node is determined based on priorities of the top priority local request signal and the filtered the far end request signal. The function for testing the operational status for the APS process defined in ITU-T recommendation G.8031 is embodied, and when an operational status test request is received from another node, the APS process can be tested effectively without having to perform a complicated diagnosis operation for the APS process.	12-04-2008
20110134754	METHOD AND APPARATUS FOR FAIRLY ALLOCATING RESOURCE TO NETWORK USERS - A method and an apparatus for fairly allocating resources to network users are provided. The method for fair resource allocation to network users allows the resource allocation apparatus to collect flow information between a user terminal and a service server and aggregates the flow information based on at least one of a user terminal address, a service server address, a user terminal, a service server address, and a service. The allocation resource of the user is controlled to the predetermined recommended bandwidth by using the ratio of the aggregated flow information.	06-09-2011
20110138463	METHOD AND SYSTEM FOR DDOS TRAFFIC DETECTION AND TRAFFIC MITIGATION USING FLOW STATISTICS - Disclosed are a method and system for distributed denial of service (DDoS) attack detection and traffic mitigation using flow statistics. The method for DDoS attack detection and traffic mitigation using flow statistics includes: collecting first statistics for each flow based on flow information generated by traffic flow of a network connection device; and grouping the first statistics for each flow on a per-flow basis and processing the same into second statistics containing at least one of the number of bytes, the number of packets, and the number of flows per unit time.	06-09-2011
20110149734	SMART BORDER ROUTER AND METHOD FOR TRANSMITTING FLOW USING THE SAME - A smart border router includes a traffic analyzer for receiving a traffic control policy including a network's routing policy and QoS policy from a router provided on a border of a network, and analyzing the same; a flow translator for, when receiving a plurality of flows from a specific network, translating a received flow to satisfy the traffic control policy of a destination network to which the flow will be transmitted; and a flow information controller for transmitting the translated flow to the destination network through a flow control protocol.	06-23-2011
20110149909	METHOD OF BINDING NETWORK-BASED FLOW THROUGH NOTIFICATION OF TERMINAL - A method of binding a network-based service flow is provided. The method binds a network-based service flow through notification of a terminal by allowing the terminal to notify a mobile access gateway (MAG) of binding information of a desired service flow at a specific moment by allowing intervention of the terminal, and allowing the MAG to again notify a local mobility anchor (LMA) of corresponding service flow binding information.	06-23-2011

Patent applications by Byungjun Ahn, Daejeon KR

Chang Bum Ahn, Daejeon KR

Patent application number	Description	Published
20100055558	LINTHIUM SECONDARY BATTERY IMPROVED SAFETY AND CAPACITY - Disclosed herein is a secondary battery having an electrode assembly constructed in a structure in which a plurality of electrodes are stacked, while separators are disposed respectively between the electrodes, and electrode taps of the electrodes are connected with each other, the electrode assembly being mounted in a battery case, wherein regions where the electrode taps are coupled to electrode leads (electrode tap-electrode lead coupling regions) are located at an upper-end contact region of the battery case, and the contact region is bent in the thickness direction of the battery, whereby the electrode assembly is separated from an inner space of the battery case.	03-04-2010
20100209768	BATTERY PACK OF LARGE CAPACITY - Disclosed herein is a battery pack including a battery cell, having an electrode assembly mounted in a pouch-shaped battery case made of a laminate sheet including a metal layer and a resin layer and is sealed by thermal welding, mounted in a pack case, wherein the pack case includes a frame member constructed in a structure in which a receiving part for receiving the battery cell is open, opposite side sealing portions of the battery cell are mounted to the frame member such that the opposite side sealing portions cover the opposite sides of the frame member, and a sheathing film is applied to the outer surface of the frame member, to which the battery cell is mounted.	08-19-2010
20100279161	STACK AND FOLDING-TYPED ELECTRODE ASSEMBLY AND METHOD FOR PREPARATION OF THE SAME - Disclosed herein is a method of locating a plurality of pull cells constructed in a cathode/separator/anode structure, as basic units, on a separator sheet having a continuous length, further locating a unit electrode or a bi-cell on the separator sheet, and winding the pull cells and unit electrode or the bi-cell to continuously manufacture a stacking/folding type electrode assembly constructed in a structure in which anodes are located at the outermost electrodes forming the outside of the electrode assembly, respectively, wherein the method including a step of continuously supplying a cathode sheet, an anode sheet, a first separator sheet, and a second separator sheet, to manufacture the unit cells, successively arranging the unit cells on the second separator sheet from a first stage to an n stage, and winding the unit cells, a step of arranging cathode tabs and anode tabs at the respective stages, while the cathode tabs and the anode tabs are opposite to each other, and arranging electrode tabs having the same polarity between the neighboring stages, while the electrode tabs are opposite to each other, such that the electrode tabs having the same polarity are located all together at predetermined positions of the wound electrode assembly, and a step of supplying electrodes the number of which is odd from two electrode sheets and electrodes the number of which is even from one electrode sheet.	11-04-2010

Patent applications by Chang Bum Ahn, Daejeon KR

Chieteuk Ahn, Daejeon KR

Patent application number	Description	Published
20090201997	DIGITAL TELEVISION TRANSMISSION AND RECEIVING APPARATUS AND METHOD USING 1/4 RATE CODED ROBUST DATA - Provided is a Vestigial Side Band Digital Television (DTV) transmitter/receiver based on Advanced Television System Committee A/53. The invention provides DTV transmitter/receiver having a dual stream structure through generation of robust data which has a transmission rate a fourth as fast as that of normal data, and a method thereof. The DTV transmitter includes: input means for receiving digital video data stream including normal and robust data; encoding means for performing ¼ rate coding on the digital video data stream so that one bit can be transmitted through two symbols; and transmitting means for modulating/transmitting output signals of the encoding means. This invention can reduce SNR and satisfy TOV of robust data by performing additional FEC on robust data, transmitting/receiving ¼ rate coded robust data, which are capable of transmitting one-bit data for two symbols, and improving decoding ability of an equalizer and a trellis decoder of a DTV receiver.	08-13-2009
20100135510	APPARATUS FOR GENERATING AND PLAYING OBJECT BASED AUDIO CONTENTS - Disclosed is an object based audio contents generating/playing apparatus. The object based audio contents generating/playing apparatus may include an object audio signal obtaining unit to obtain a plurality of object audio signals by recording a plurality of sound source signals, a recording space information obtaining unit to obtain recording space information with respect to a recording space of the plurality of sound source signals, a sound source location information obtaining unit to obtain sound location information of the plurality of sound source signals, and an encoding unit to generate object based audio contents by encoding at least one of the plurality of object audio signals, the recording space information, and the sound source location information, thereby enabling the object based audio contents to be played using at least one of a WFS scheme and a multi-channel surround scheme regardless of a reproducing environment of the audience.	06-03-2010
20100215044	METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING OF THE OBJECT-BASED AUDIO CONTENTS - The present invention relates to a system for transmitting and receiving audio, particularly, to a method and apparatus for transmitting and receiving of object-based audio contents, which packetizes audio objects having the same characteristic. To achieve the above, the present invention includes filtering a plurality of ESs according to common information, adding a packet header to the respective filtered ESs and generate ES packets, aggregating all the generated ES packets and then adding a multi-object packet header to the aggregated ES packets to generate an object packet, and multiplexing the generated object packet, packetizing the multiplexed object packet according to a transmitting media and transmitting the packetized object packet.	08-26-2010
20110064249	METHOD FOR GENERATING AND PLAYING OBJECT-BASED AUDIO CONTENTS AND COMPUTER READABLE RECORDING MEDIUM FOR RECORDING DATA HAVING FILE FORMAT STRUCTURE FOR OBJECT-BASED AUDIO SERVICE - Provided are a method of generating and playing an object-based audio content that may effectively store preset information about an object-based audio content, and a computer-readable recording medium for storing data having a file format structure for an object-based audio service. The method of generating the object-based audio content may include: receiving a plurality of audio objects (	03-17-2011
20110112842	METHOD AND APPARATUS FOR EDITING AUDIO OBJECT IN SPATIAL INFORMATION-BASED MULTI-OBJECT AUDIO CODING APPARATUS - Disclosed is an audio object editing apparatus of a multi-object audio coding apparatus. The audio object editing apparatus of the multi-object audio coding apparatus may include an object information extracting unit to receive an object bit stream and to extract object information from the object bit stream, a downmix processing unit to receive a downmix signal, and to control the downmix signal using object editing information and the object information, and a bit stream processing unit to edit the object information according to the object editing information, and to generate a controlled object bit stream based on the edited object information.	05-12-2011
20110166867	MULTI-OBJECT AUDIO ENCODING AND DECODING APPARATUS SUPPORTING POST DOWN-MIX SIGNAL - A multi-object audio encoding and decoding apparatus supporting a post downmix signal may be provided. The multi-object audio encoding apparatus may include: an object information extraction and downmix generation unit to generate object information and a downmix signal from input object signals; a parameter determination unit to determine a downmix information parameter using the extracted downmix signal and the post downmix signal; and a bitstream generation unit to combine the object information and the downmix information parameter, and to generate an object bitstream.	07-07-2011

Patent applications by Chieteuk Ahn, Daejeon KR

Chie-Teuk Ahn, Daejeon KR

Patent application number	Description	Published
20100201885	ENCODER OF E-8VSB FORWARD ERROR CORRECTION FOR DIGITAL TELEVISION SYSTEM OF ATSC - Provided is an error correcting encoder and, more particularly, to an error correcting encoder used for an improved transmission method of the Advanced Television System Committee (ATSC), and a method thereof. The error correcting encoder for digital television broadcasting, which is suggested in the present research, includes a robust encoder for encoding a one-bit input into robust encoded data; a pre-coding block for receiving the robust encoded data and performing pre-coding to thereby produce a pre-coded signal; and a trellis encoding block for performing trellis encoding on the robust encoded data and the pre-coded signal.	08-12-2010

Chi Won Ahn, Daejeon KR

Patent application number	Description	Published
20100320086	FLEXIBLE BIOSENSOR AND MANUFACTURING METHOD FOR THE SAME - Provided are a flexible biosensor using a gold binding substance and a method for manufacturing the same.	12-23-2010

Chung-Hyun Ahn, Daejeon KR

Patent application number	Description	Published
20090080516	METHOD OF ENCODING AND DECODING TEXTURE COORDINATES IN THREE-DIMENSIONAL MESH INFORMATION FOR EFFECTIVE TEXTURE MAPPING - Provided is a method of encoding and decoding texture coordinates of 3D mesh information. The method of encoding texture coordinates in 3D mesh information includes the steps of: setting an adaptive quantization step size used for quantizing the texture coordinates; quantizing the texture coordinates using the adaptive quantization step size; and encoding the quantized texture coordinates.	03-26-2009
20090213443	Apparatus and method for encoding or/and decoding digital hologram - Provided is an apparatus for encoding and/or decoding a digital hologram. The apparatus for encoding a digital hologram includes: a segmentation unit for dividing a digital hologram inputted from an external device into a plurality of blocks; an orthogonal transforming unit for orthogonally transforming each of the divided blocks; a quantization unit for quantizing information of each of the transformed blocks; a scanning unit for scanning each of the quantized blocks to transform the plurality of the quantized blocks to single moving image sequence; and a moving image encoding unit for encoding the single moving image sequence configuring a digital hologram to compress the signal moving image sequence.	08-27-2009
20110167317	APPARATUS FOR ADAPTABLE/VARIABLE TYPE MODULATION AND DEMODULATION IN DIGITAL TX/RX SYSTEM - Disclosed is an adaptable/variable type modulation/demodulation apparatus. A physical layer transmission apparatus for adaptable/variable type modulation, the transmission apparatus including a classification unit to classify a bit stream according to a standard that is determined in advance after receiving the bit stream, an uncoded bit group unit to group the bit stream not to be LDPC-coded by a predetermined number of bits, an LDPC encoder to perform LDPC-coding of the bit stream, a coded bit group unit to group the coded bit stream by the predetermined number of bits, a quadrature amplitude modulation (QAM) unit to select a symbol coset using the coded bit groups; and a convolutional interleaver to perform convolutional interleaving of the symbol.	07-07-2011

Patent applications by Chung-Hyun Ahn, Daejeon KR

Dal Hong Ahn, Daejeon KR

Do-Hee Ahn, Daejeon KR

Patent application number	Description	Published
20110017601	Method for Recovery of Residual Actinide Elements from Chloride Molten Salt - A method for recovery of residual actinide element from chloride molten salts that are formed after electro-refining and/or electro-winning of a spent nuclear fuel and include actinide elements and rare-earth elements is provided. The method comprises conducting electrolysis using a liquid cadmium cathode (LCC) in the chloride molten salt that is formed after electro-refining and/or electro-winning of a spent nuclear fuel and contains rare-earth elements and actinide elements; electro-depositing the actinide elements contained in the chloride molten salt on the LCC in order to reduce a concentration of the actinide elements; and adding a CdCl	01-27-2011

Dong Hyun Ahn, Daejeon KR

Patent application number	Description	Published
20090197624	APPARATUS AND METHOD FOR RELAYING BETWEEN BASE STATION AND MOBILE STATION, AND METHOD FOR RECEIVING CONTROL INFORMATION - When an event associated with a mobile station occurs, a relay station requests a base station to allocate a dedicated control channel required for transmitting control information on the mobile station to the base station. Next, when the control information on the mobile station is generated, the relay station transmits the control information to the base station through the dedicated control channel. Accordingly, since the base station allocates the dedicated control channel to the relay station in advance before the control information is generated in the relay station, the relay station can transmit the control information to the base station with a minimum of time delay.	08-06-2009
20100265936	METHOD AND DEVICE FOR ACQUIRING SYNCHRONIZATION BETWEEN NODES AND METHOD FOR ORGANIZING MULTIPLE PHYSICAL CHANNELS - A method for acquiring synchronization between nodes and configuring multiple physical channels in order to improve performance in the ad-hoc/mesh network is disclosed.	10-21-2010
20110149910	METHOD FOR COMMUNICATION CHANNEL CONTROL - A base station designates an identification symbol section in each communication frame in order to identify a plurality of transceivers, transmits a predetermined transceiver identification signal through subcarriers granted to the plurality of transceivers by granting a combination of subcarriers to be used in an identification symbol section to each of the plurality of transceivers, generates and stores terminal connection information for each of the plurality of transceivers by receiving information on evaluation of reception quality for the transceiver from the terminal and using the received information, and allocates a communication resource so as to use the subcarrier of the transceiver connected with the terminal for communicating with the terminal.	06-23-2011

Patent applications by Dong Hyun Ahn, Daejeon KR

Gui Ryong Ahn, Daejeon KR

Patent application number	Description	Published
20100036145	MORE ADVANCED PREPARATION METHOD OF ORGANIC-TRANSITION METAL HYDRIDE COMPLEXES CONTAINING ARYL GROUP OR ALKYL GROUP AS HYDROGEN STORAGE MATERIALS - The present invention relates to a more advanced preparation method of organic-transition metal hydride as a hydrogen storage material, precisely a more advanced preparation method of organic-transition metal hydride containing aryl or alkyl group that facilitates safe and reverse storage of massive amount of hydrogen.	02-11-2010

Hokyun Ahn, Daejeon KR

Patent application number	Description	Published
20100133551	HIGH-SPEED OPTICAL INTERCONNECTION DEVICE - Provided is a high-speed optical interconnection device. The high-speed optical interconnection device includes a first semiconductor chip, light emitters, optical detectors, and a second semiconductor chip, which are disposed on a silicon-on-insulator (SOI) substrate. The light emitters receive electrical signals from the first semiconductor chip to output optical signals. The optical detectors detect the optical signals to convert the optical signals into electrical signals. The second semiconductor chip receives the electrical signals converted by the optical detectors.	06-03-2010
20110037521	POWER AMPLIFIER HAVING DEPLETION MODE HIGH ELECTRON MOBILITY TRANSISTOR - Provided is a power amplifier including: a depletion mode high electron mobility transistor (D-mode HEMT) configured to amplify a signal inputted to a gate terminal and output the amplified signal through a drain terminal; an input matching circuit configured to serially ground the gate terminal; and a DC bias circuit connected between the drain terminal and a ground. Through the foregoing configuration, the HEMT may be biased only by a single DC bias circuit without any biasing means to provide a negative voltage. Also, superior matching characteristic may be provided in various operation frequency bands through a shunt inductor and a choke inductor.	02-17-2011
20110057237	SEMICONDUCTOR DEVICES AND METHODS OF FORMING THEREOF - Provided is a semiconductor device. The semiconductor device includes: a substrate; an active layer on the substrate; a capping layer on the active layer; source/drain electrodes on the capping layer; a gate electrode on the active layer; and a first void region on a first sidewall of the gate electrode and a second void region on a second sidewall facing the first sidewall.	03-10-2011
20110143505	METHOD FOR FABRICATING FIELD EFFECT TRANSISTOR - Provided is a method for fabricating a field effect transistor. In the method, an active layer and a capping layer are formed on a substrate. A source electrode and a drain electrode is formed on the capping layer. A dielectric interlayer is formed on the substrate, and resist layers having first and second openings with asymmetrical depths are formed on the dielectric interlayer between the source electrode and the drain electrode. The first opening exposes the dielectric interlayer, and the second opening exposes the lowermost of the resist layers. The dielectric interlayer in the bottom of the first opening and the lowermost resist layer under the second opening are simultaneously removed to expose the capping layer to the first opening and expose the dielectric interlayer to the second opening. The capping layer of the first opening is removed to expose the active layer. A metal layer is deposited on the substrate to simultaneously form a gate electrode and a field plate in the first opening and the second opening. The resist layers are removed to lift off the metal layer on the resist layers.	06-16-2011

Ho Kyun Ahn, Daejeon KR

Patent application number	Description	Published
20080251858	FIELD EFFECT TRANSISTOR AND METHOD FOR MANUFACTURING THE SAME - A field effect transistor having a T- or Γ-shaped fine gate electrode of which a head portion is wider than a foot portion, and a method for manufacturing the field effect transistor, are provided. A void is formed between the head portion of the gate electrode and a semiconductor substrate using an insulating layer having a multi-layer structure with different etch rates. Since parasitic capacitance between the gate electrode and the semiconductor substrate is reduced by the void, the head portion of the gate electrode can be made large so that gate resistance can be reduced. In addition, since the height of the gate electrode can be adjusted by adjusting the thickness of the insulating layer, device performance as well as process uniformity and repeatability can be improved.	10-16-2008
20090146184	SEMICONDUCTOR DEVICE WITH T-GATE ELECTRODE AND METHOD FOR FABRICATING THE SAME - Provided are a semiconductor device with a T-gate electrode capable of improving stability and a high frequency characteristic of the semiconductor device by reducing source resistance, parasitic capacitance, and gate resistance and a method of fabricating the same. In the semiconductor device, in order to form source and drain electrodes and the T-gate electrode on a substrate, first and second protective layers constructed with silicon oxide layers or silicon nitride layers are formed on sides of a supporting part under a head part of the T-gate electrode, and the second protective layer constructed with a silicon oxide layer or silicon nitride layer is formed on sides of the source and drain electrodes. Accordingly, it is possible to protect an activated region of the semiconductor device and reduce gate-drain parasitic capacitance and gate-source parasitic capacitance.	06-11-2009
20090146724	SWITCHING CIRCUIT FOR MILLIMETER WAVEBAND CONTROL CIRCUIT - Provided is a switching circuit for a millimeter waveband control circuit. The switching circuit for a millimeter waveband control circuit includes a switching cell disposed on a signal port path to match an interested frequency and including at least one transistor coupled vertically to an input/output transmission line and a plurality of ground via holes disposed symmetrically in an upper portion and a lower portion of the input/output transmission line; capacitors for stabilizing a bias of the switching cell; and bias pads coupled in parallel to the capacitor to control the switching cell. Therefore, the switching circuit may be useful to improve its isolation by simplifying its design and layout through the use of symmetrical structure of optimized switching cells without the separate use of different switch elements, and also to reduce its manufacturing cost through the improved yield of the manufacturing process and the enhanced integration since it is possible to reduce a chip size of an integrated circuit in addition to its low insertion loss.	06-11-2009
20090170250	TRANSISTOR OF SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME - Provided are a transistor of a semiconductor device and method of fabricating the same. The transistor includes: an epitaxy substrate disposed on a semi-insulating substrate and having a buffer layer, a first Si planar doping layer, a first conductive layer, a second Si planar doping layer, and a second conductive layer, which are sequentially stacked, the second Si planar doping layer having a doping concentration different from that of the first Si planar doping layer; a source electrode and a drain electrode diffusing into the first Si planar doping layer to a predetermined depth and disposed on both sides of the second conductive layer to form an ohmic contact; and a gate electrode disposed on the second conductive layer between the source and drain electrodes and being in contact with the second conductive layer. In this structure, both isolation and switching speed of the transistor can be increased. Also, the maximum voltage limit applied to the transistor is increased due to increases in gate turn-on voltage and threshold voltage and a reduction in parallel conduction element. As a result, the power handling capability of the transistor can be improved, thus improving a high-power low-distortion characteristic and an isolation characteristic.	07-02-2009
20110143507	TRANSISTOR OF SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME - Provided are a transistor of a semiconductor device and a method of fabricating the same. The transistor of a semiconductor device includes an epitaxial substrate having a buffer layer, a first silicon (Si) planar doped layer, a first conductive layer, a second Si planar doped layer having a different dopant concentration from the first Si planar doped layer, and a second conductive layer, which are sequentially formed on a semi-insulating substrate; a source electrode and a drain electrode formed on both sides of the second conductive layer to penetrate the first Si planar doped layer to a predetermined depth to form an ohmic contact; and a gate electrode formed on the second conductive layer between the source electrode and the drain electrode to form a contact with the second conductive layer, wherein the gate electrode, the source electrode and the drain electrode are electrically insulated by an insulating layer, and a predetermined part of an upper part of the gate electrode is formed to overlap at least one of the source electrode and the drain electrode. Therefore, a maximum voltage that can be applied to the switching device is increased due to increases of a gate turn-on voltage and a breakdown voltage, and decrease of a parallel conduction component. As a result of this improved power handling capability, high-power and low-distortion characteristics and high isolation can be expected from the switching device.	06-16-2011

Patent applications by Ho Kyun Ahn, Daejeon KR

Hoon Ahn, Daejeon KR

Patent application number	Description	Published
20100115899	Ceramic Filter Comprising Clay and Process for Preparing Thereof - The present invention relates to a ceramic filter comprising clay and a process for preparing the same. More specifically, the present invention relates to the ceramic filter, including wave- shaped ceramic paper and plate-shaped paper, having improved efficiency and performance that may optimize the process of coating and calcining inorganic binder by forming an outer wall thereon, using clay, and thus increase insulation effect and mechanical strength represented by the clay layer, and the process for preparing thereof.	05-13-2010

Hyo Sung Ahn, Daejeon KR

Patent application number	Description	Published
20100049366	SURROUNDINGS MAPPING APPARATUS CAPABLE OF APPLYING QUICKLY CHANGED SURROUNDINGS INFORMATION IN MOBILE ROBOT AND METHOD THEREOF - A method of responding to environmental change to build an environment map of a mobile apparatus and an apparatus thereof are disclosed. The apparatus includes a traveling unit traveling a mobile apparatus according to a command, a distance measuring unit measuring a distance from the mobile apparatus to a moving object, an environment map-generating unit generating an environment map based on a measured distance, a moving object detecting unit detecting the moving object moved after generating the environment map by comparing a distance from the mobile apparatus to the moving object with the newly measured distance, and a controlling unit updating the environment map according to the command by selectively applying changed environment information containing the moving object to the built environment map when the moving object is detected. Thus, the changed environmental information can be rapidly and precisely applied to build the environment map.	02-25-2010

Hyunsang Ahn, Daejeon KR

Patent application number	Description	Published
20100245610	METHOD AND APPARATUS FOR PROCESSING DIGITAL IMAGE - A digital image photographing method includes: recognizing a subject by analyzing an image photographed by a digital image photographing apparatus; separating the recognized subject from a background in the image; and displaying a recommending lead line of a rule of thirds on a display of the digital image photographing apparatus to help position the recognized subject on an intersection point of transversal and vertical trisectional lines. Further, the digital image photographing method includes recommending a composition, a pose and a motion which are matched to the recognized subject and the background with reference to pre-recorded information about the composition, the pose and the motion.	09-30-2010

Iee Ki Ahn, 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

In Ae Ahn, Daejeon KR

Patent application number	Description	Published
20090298829	MELANOCORTIN RECEPTOR AGONISTS - The present invention relates to a compound of the following formula 1, pharmaceutically acceptable salt and isomer thereof effective as agonist of melanocortin receptor, and an agonistic composition of melanocortin receptor comprising the same as active ingredient.	12-03-2009
20100120783	MELANOCORTIN RECEPTOR AGONISTS - The present invention relates to a compound having a good agonistic activity to melanocortin receptor, or pharmaceutically acceptable salt or isomer thereof, and an agonistic composition for melanocortin receptor comprising the same as an active ingredient.	05-13-2010

Patent applications by In Ae Ahn, Daejeon KR

Jae Hwan Ahn, Daejeon KR

Patent application number	Description	Published
20100162397	APPARATUS AND METHOD FOR PROTECTING ASSET IN COMPUTER SYSTEM - Provided are an apparatus and method using spatial and temporal quarantine expansion to prevent important information from being leaked due to attacks such as viruses, hacking, and the like. The apparatus includes a state change unit for changing a state of at least one of a memory, a register, and a port in the computer system; a state calculation unit for calculating information on the changed state of the computer system; a security-threat-element elimination unit for eliminating security threat elements from the computer system; a communication unit for transmitting the state information calculated by the state calculation unit to the quarantine station, or receiving control information for controlling the computer system based on the state information, from the quarantine station; and a security execution unit for receiving security information from the quarantine station to execute a specific program when the computer system is faultless, wherein the state information and the control information are transmitted or received until the computer system is faultless repeatedly.	06-24-2010

Jae-Hyoung Ahn, Daejeon KR

Patent application number	Description	Published
20100047308	Production methods of virus inactivated and cell-free body implant - A method is provided for producing a virus-inactivated, acellular implant for the human body, featuring the use of TNBP in combination with a detergent selected from among deoxycholate, SDS, Tween 80, Triton X-100, sodium cholate and combinations thereof for removing cells and viruses simultaneously. Also disclosed are an acellular human body implant produced by the method and a wound healing agent comprising the acellular human body implant.	02-25-2010
20100129421	COMPOSITION FOR PROMOTING BONE REGENERATION AND RESTORATION - A bone grafting material composite is provided. The bone grafting material composite includes a demineralized bone matrix (DBM) and a carboxymethyl cellulose (CMC)/glycerol gel carrier. Due to the CMC/glycerol gel carrier, the implantation ability thereof is better than that of the DBM. Therefore, the bone grafting material composite can be easily used, so that a curative effect can be greatly improved. In addition, since the CMC/glycerol gel is used as a carrier, the composite with a mobility maintained is washed out by water after surgery, so that the composite can be fixed on a damaged portion of a bone.	05-27-2010

Jae-Hyun Ahn, Daejeon KR

Patent application number	Description	Published
20080305168	In-Situ Melting and Gelling Tablet Composition For Oral Care - Disclosed herein is an oral care composition that provides pleasant cooling sensation and easy delivery of an oral care active ingredient. The tablet-type oral care composition of the present invention is prepared by compressing porous plastic granules at a pressure of 500 kg/cm2 or less and undergoes in situ melting and gelling by saliva or water in the buccal cavity, or by chewing. Upon direct administration of the composition to the buccal cavity, the composition undergoes melting and gelling by water or saliva, or by chewing action, and works to maintain oral health via gargling or mouth washing. Therefore, the formulation of the present invention advantageously reduces inconvenience of conventional liquid or ointment-like oral care products and also provides easy portability.	12-11-2008

Jaesung Ahn, Daejeon KR

Patent application number	Description	Published
20090325043	MIDDLE OR LARGE-SIZED BATTERY MODULE - Disclosed herein is a middle- or large-sized battery module comprising a plurality of stacked unit cells, each unit module including two or more plate-shaped battery cells electrically connected with each other, each battery cell having electrode terminals formed at opposite sides thereof. The battery module is manufactured by connecting electrode terminals of a pair of unit modules by welding, mounting a sensing unit, including a sensing member, to the welding part and bending the welding part such that the unit modules are stacked, and repeatedly performing the above processes until all the unit cells are stacked.	12-31-2009
20100092848	MIDDLE OR LARGE-SIZED BATTERY PACK CASE PROVIDING IMPROVED DISTRIBUTION UNIFORMITY IN COOLANT FLUX - Disclosed herein is a middle- or large-sized battery pack case in which a battery module having a plurality of stacked battery cells, which can be charged and discharged, is mounted, wherein the battery pack case is provided with a coolant inlet port and a coolant outlet port, which are disposed such that a coolant for cooling the battery cells can flow from one side to the other side of the battery module in the direction perpendicular to the stacking direction of the battery cells, and the battery pack case is further provided with beads formed in a concavo-convex shape for improving the structural stability of the battery pack case against an external force, the beads being constructed in a structure in which the beads do not disturb the flow of the coolant from the coolant inlet port along the advancing direction of a fluid in a flow space defined between the coolant inlet port and the battery module.	04-15-2010
20100203376	MIDDLE OR LARGE-SIZED BATTERY PACK CASE PROVIDING IMPROVED DISTRIBUTION UNIFORMITY IN COOLANT FLUX - Disclosed herein is a middle- or large-sized battery pack case in which a battery module having a plurality of stacked battery cells, which can be charged and discharged, is mounted, wherein the battery pack case is provided with a coolant inlet port and a coolant outlet port, which are disposed such that a coolant for cooling the battery cells can flow from one side to the other side of the battery module in the direction perpendicular to the stacking direction of the battery cells, and the battery pack case is further provided with a flow space (‘inlet duct’) extending from the coolant inlet port to the battery module and another flow space (Outlet duct’) extending from the battery module to the coolant outlet port, the inlet duct having a vertical sectional area less than that of the outlet duct.	08-12-2010

Jee-Hwan Ahn, Daejeon JP

Patent application number	Description	Published
20100009688	METHOD OF OPERATING RANDOM ACCESS CHANNEL IN MOBILE COMMUNICATION SYSTEM - A random access channel operating method in a mobile communication system is provided. The random access channel operating method includes: (a) selecting a transmission mode according to a load of random access channel and performing transmission to a mobile terminal; (b) receiving a message having a format corresponding to the selected transmission mode from the mobile terminal; (c) determining whether or not a preamble or data is included in the message received in (b) receiving of the message; and (d) if the data is determined to be included in the (c) determining, transmitting a response message for data reception to the mobile terminal. Accordingly, use efficiency of a random access channel can be increased by measuring a system load of the random access channel in a base station and changing a transmission format of a burst transmitted through the random access channel according to the measured load level.	01-14-2010

Jeong Ae Ahn, Daejeon KR

Patent application number	Description	Published
20090280414	Additive for non-aqueous electrolyte and secondary battery using the same - Disclosed is an electrolyte comprising a compound having both a sulfonate group and a cyclic carbonate group. The electrolyte forms a more stable and dense SEI layer on the surface of an anode, and thus improves the capacity maintenance characteristics and lifespan characteristics of a battery. Also, disclosed is a compound represented by the following Formula 1, and a method for preparing the same by reacting 4-(hydroxyalkyl)-1,3-dioxolan-2-one with a sulfonyl halide compound:	11-12-2009

Jeongho Ahn, Daejeon KR

Patent application number	Description	Published
20100225915	Prism for inducing Brewster's angle transmission and fluorescence detection apparatus for improving signal-to-noise ratio using thereof - The present invention relates to a prism for inducing Brewster's angle transmission and a fluorescence detection apparatus for enhancing a signal-to-noise ratio using thereof, and more specifically, to a prism for inducing Brewster's angle transmission and a fluorescence detection apparatus for enhancing a signal-to-noise ratio using thereof, in which evanescent waves are generated when light is cast onto fluorescence material applied on a sample surface at an angle greater than a critical angle, and the evanescent waves are used as excitation light of fluorescence to induce total internal reflection of the light so that the light may pass through the prism at a Brewster's angle. Therefore, effects of the re-reflected light on the sample surface are removed, and a signal-to-noise ratio (SNR) is improved at the same time. In addition, the prism is miniaturized, and therefore, usage of the sample area and efficiency of the light amount are improved.	09-09-2010

Jin Hee Ahn, Daejeon KR

Patent application number	Description	Published
20100048570	THIAZOLIDINE DERIVATIVES AND METHODS FOR THE PREPARATION THEREOF - The present invention relates to novel 2-carbonyl-3-acyl-1,3-thiazolidines having a β-amino group on the acyl chain, in free, prodrug form or pharmaceutically acceptable salt thereof, including their enantiomers, diastereomers and racemates, as efficient inhibitors against DPP-IV. The invention further relates to the pharmaceutical compositions comprising the disclosed compounds. The present invention also relates to methods for preparing the disclosed compounds and for treating DPP-IV-mediated diseases.	02-25-2010

Jinhyun Ahn, Daejeon KR

Patent application number	Description	Published
20100114860	APPARATUS FOR SEARCHING INTERNET-BASED INFORMATION - The present invention relates to an Internet-based information search apparatus for searching for information by accessing web resources through the Internet using both a method of representing the identifier of a web resource and the identifier.	05-06-2010

Jin Yong Ahn, Daejeon KR

Patent application number	Description	Published
20080264684	Carrier member for transmitting circuits, coreless printed circuit board using the carrier member, and method of manufacturing the same - Disclosed herein is a carrier member for transmitting circuits, which is a component of a coreless printed circuit board having circuit patterns embedded therein, and which can be used to provide a high-density and highly reliable printed circuit board by forming protrusions only on the lower ends of the circuit patterns, a coreless printed circuit board using the carrier member, and methods of manufacturing the carrier member and the coreless printed circuit board.	10-30-2008
20090147488	PRINTED CIRCUIT BOARD HAVING CHIP PACKAGE MOUNTED THEREON AND METHOD OF FABRICATING SAME - Disclosed is a printed circuit board (PCB) and a method of fabricating the same. A contact portion is formed on an internal layer of the multi-layered PCB. A groove is formed so as to expose the contact portion of the internal layer. A chip package is mounted on the PCB while being flip-chip bonded to the exposed contact portion of the internal layer.	06-11-2009
20090152233	PRINTED CIRCUIT BOARD HAVING CHIP PACKAGE MOUNTED THEREON AND METHOD OF FABRICATING SAME - Disclosed is a printed circuit board (PCB) and a method of fabricating the same. A contact portion is formed on an internal layer of the multi-layered PCB. A groove is formed so as to expose the contact portion of the internal layer. A chip package is mounted on the PCB while being flip-chip bonded to the exposed contact portion of the internal layer.	06-18-2009

Patent applications by Jin Yong Ahn, Daejeon KR

Jong Gwan Ahn, Daejeon KR

Patent application number	Description	Published
20090315232	Dissolution Apparatus for Noble Metals - Provided is an apparatus for dissolving noble metals, including: a sealed dissolution reactor provided with agitators; a sealed electrolysis type chlorine producing unit for supplying chlorine gas produced via electrolysis to the dissolution reactor; a pH adjusting unit for controlling and maintaining pH of the liquid inside the dissolution reactor to convert the chlorine gas supplied to the dissolution reactor into a chlorine compound; and an inorganic material extraction unit for extracting inorganic materials from the liquid received from the dissolution reactor via heating/evaporation, wherein the pH adjusting unit controls pH of the liquid inside the dissolution reactor in such a manner that the chlorine compound is produced, the noble metal in a noble metal-containing sample introduced into the dissolution reactor is dissolved by the chlorine compound, and the liquid evaporated from the inorganic material extraction unit is recycled to the dissolution reactor.	12-24-2009

Jong-Seog Ahn, Daejeon KR

Patent application number	Description	Published
20090285920	NATURAL ANTIBIOTICS CONTAINING A FERMENTATION PRODUCT OF GARLIC BY LACTOBACILLI - The present invention relates to an antibacterial composition including a fermented garlic solution that is fermented by lactic acid bacteria. More specifically, it provides an antibacterial substance active against gram-positive and gram-negative bacteria, yeast, and antibiotic-resistant bacteria. An antibacterial composition according to the present invention that includes a fermented garlic solution that is fermented by lactic acid bacteria as an active ingredient controls the growth of bacteria or fungi, and is thereby able to prevent and treat infections thereof.	11-19-2009
20100143514	ANTIVIRAL AGENTS CONTAINING A FERMENTATION PRODUCT OF GARLIC BY LACTIC ACID BACTERIA - An antiviral substance including a fermentation product of garlic that is fermented by lactic acid bacteria is provided. More specifically, an antiviral agent including a fermentation product of garlic, that is fermented by lactic acid bacteria, as an active ingredient is provided. The antiviral agent including a fermentation product of garlic fermented by lactic acid bacteria is useful as a preventing or treating agent of viral infection by inhibiting viruses.	06-10-2010
20100159038	NATURAL ANTIBIOTICS CONTAINING A FERMENTATION PRODUCT OF GARLIC BY LACTOBACILLI - The present invention relates to an antibacterial composition including a fermented garlic solution that is fermented by lactic acid bacteria. More specifically, it provides an antibacterial substance active against gram-positive and gram-negative bacteria, yeast, and antibiotic-resistant bacteria. An antibacterial composition according to the present invention that includes a fermented garlic solution that is fermented by lactic acid bacteria as an active ingredient controls the growth of bacteria or fungi, and is thereby able to prevent and treat infections thereof.	06-24-2010
20100159039	ANTIVIRAL AGENTS CONTAINING A FERMENTATION PRODUCT OF GARLIC BY LACTIC ACID BACTERIA - An antiviral substance including a fermentation product of garlic that is fermented by lactic acid bacteria is provided. More specifically, an antiviral agent including a fermentation product of garlic, that is fermented by lactic acid bacteria, as an active ingredient is provided. The antiviral agent including a fermentation product of garlic fermented by lactic acid bacteria is useful as a preventing or treating agent of viral infection by inhibiting viruses.	06-24-2010

Joon Tae Ahn, Daejeon KR

Patent application number	Description	Published
20080267227	Gain-clamped optical amplifier using double-clad fiber - Provided is a gain-clamped optical amplifier amplifying light without bandwidth loss of an incident optical signal, and the gain-clamped optical amplifier using a double-clad fiber comprises: an optical fiber including a core doped with a gain material for amplifying an optical signal, a primary clad adjacent to the outside of the core and having a lower refractive index than the core, and a secondary clad adjacent to the outside of the primary clad and having a lower refractive index than the primary clad; a light emitting element emitting a pump light for population inversion of the gain material; and a cavity unit producing laser oscillation by resonating spontaneous emission light emitted from the gain material population-inverted by the pump light.	10-30-2008
20090147350	AMPLIFIED SPONTANEOUS EMISSION REFLECTOR-BASED GAIN-CLAMPED FIBER AMPLIFIER - Provided is an all-optical gain-clamped fiber amplifier, comprising transmission and isolation means for periodically transmitting an optical signal or reflecting amplified spontaneous emission (ASE) back to a gain medium. The transmission and isolation means can be embodied by an optical interleaver or a number of optical fiber Bragg gratings. Accordingly, an optical signal can be amplified across the entire C-band, and an ASE reflector-based gain-clamped fiber amplifier having a wider dynamic range than conventional amplifiers can be implemented.	06-11-2009
20110141758	OPTICAL COUPLER AND ACTIVE OPTICAL MODULE COMPRISING THE SAME - Provided are an optical coupler, which can improve miniaturization and integration, and an active optical module comprising the same. The optical coupler comprises a hollow optical block having a through hole formed to pass an optical fiber therethrough. The hollow optical block comprises at least one incidence plane, at least one internal reflection plane, and at least one tapering region. The incidence plane is disposed at the bottom of the hollow optical block, which is parallel to the through hole, to incident-transmit light. The internal reflection plane is disposed at the top of the hollow optical block, which is opposite to the incidence plane, to reflect the light, which is received from the incidence plane, into the hollow optical block. The tapering region is configured to concentrate the light on the optical fiber in the through hole. The tapering region is formed such that the outer diameter of the hollow optical block decreases away from the internal reflection plane and the incidence plane.	06-16-2011

Patent applications by Joon Tae Ahn, Daejeon KR

Joung Chul Ahn, Daejeon KR

Patent application number	Description	Published
20100162397	APPARATUS AND METHOD FOR PROTECTING ASSET IN COMPUTER SYSTEM - Provided are an apparatus and method using spatial and temporal quarantine expansion to prevent important information from being leaked due to attacks such as viruses, hacking, and the like. The apparatus includes a state change unit for changing a state of at least one of a memory, a register, and a port in the computer system; a state calculation unit for calculating information on the changed state of the computer system; a security-threat-element elimination unit for eliminating security threat elements from the computer system; a communication unit for transmitting the state information calculated by the state calculation unit to the quarantine station, or receiving control information for controlling the computer system based on the state information, from the quarantine station; and a security execution unit for receiving security information from the quarantine station to execute a specific program when the computer system is faultless, wherein the state information and the control information are transmitted or received until the computer system is faultless repeatedly.	06-24-2010

Jung Oh Ahn, Daejeon KR

Patent application number	Description	Published
20090298122	Translational Elongation Factor Promoter From Pichia Pastoris And Method For Producing Recombinant Protein Using The Same - Disclosed are a	12-03-2009
20100279345	AUT0-INDUCIBLE SODIUM PHOSPHATE SYMPORTER PROMOTER FROM PICHIA PASTORIS AND METHOD FOR PRODUCING RECOMBINANT PROTEIN USING IT - Disclosed herein are a	11-04-2010

Jung-Ryul Ahn, Daejeon KR

Patent application number	Description	Published
20090298289	Chemical Mechanical Polishing Composition for Copper Comprising Zeolite - The present invention relates to a novel slurry composition for copper polishing, comprising zeolite which is a porous crystalline material for CMP of copper film in a semiconductor manufacturing process. The slurry composition according to the present invention comprises zeolite, an oxidant and a polish promoting agent and may further comprise a corrosion inhibitor, a surfactant, an aminoalcohol, an antiseptic and a dispersion agent and pH is in a range of 1 to 7. The zeolite slurry according to the present invention has advantages of absorbing and removing metal cation generated in CMP process by using zeolite and having a low level of scratches as the zeolite has micropores therein and thus its hardness is low. The slurry composition using zeolite of the present invention is usable to both first and second step polishing of copper damascene process and particularly useful as the first step polishing slurry for copper.	12-03-2009
20110045741	Auto-Stopping Abrasive Composition for Polishing High Step Height Oxide Layer - Disclosed is a chemical-mechanical polishing composition used in a process for chemical-mechanical polishing of silicon oxide layer having severe unevenness with large step-height. The composition includes abrasive particles of metal oxide; and at least one compound(s) selected from the group consisting of amino alcohols, hydroxycarboxylic acid having at least 3 of the total number of carboxylic acid group(s) and hydroxyl group(s) or their salts, or a mixture thereof. A polymeric organic acid, a preservative, a lubricant and a surfactant may be further contained. The composition shortens the vapor-deposition time of a layer to be polished, saves the raw material to be vapor-deposited, shortens the chemical-mechanical polishing time, and saves the slurry employed.	02-24-2011
20110124195	Chemical Mechanical Polishing Composition Containing Polysilicon Polish Finisher - Provided are a chemical mechanical polishing (CMP) composition used for polishing a semiconductor device which contains polysilicon film and insulator, and a chemical mechanical polishing method thereof. The CMP composition is especially useful in a isolation CMP process for semiconductor devices. Provided is a highly selective CMP composition containing a polysilicon polish finisher which can selectively polish semiconductor insulators since it uses a polysilicon film as a polish finishing film.	05-26-2011

Junseong Ahn, Daejeon KR

Patent application number	Description	Published
20110044873	Fabrication Method of Zeolite Honeycomb Type Catalyst for Reducing Nitrogen Oxide - The present invention relates to conversion of exhaust gas containing nitrogen oxide (NO	02-24-2011

Kwang Il Ahn, Daejeon KR

Patent application number	Description	Published
20100088059	ABNORMAL SIMULATION SIGNAL ANALYSIS METHODS AND ABNORMAL SIGNAL SIMULATION ANALYSIS MODULE FOR 4.about.20mA INSTRUMENTAL SYSTEM - The present invention relates to a negative pulse transient signal analysis methods and negative pulse transient signal analysis module for a PC base simulation equivalent circuit capable of grasping and improving error causes through an abnormal signal analysis after configuring a simulation equivalent circuit for a 4˜20 mA instrument unsatisfied in a temperature environmental impact assessment.	04-08-2010

Kye-Hyun Ahn, Daejeon KR

Patent application number	Description	Published
20110110253	ETHERNET APPARATUS AND METHOD OF ADJUSTING TRANSMISSION RATE THEREOF - A plurality of lanes are formed between an Ethernet apparatus and a remote Ethernet apparatus. The Ethernet apparatus determines a transmission rate for transmitting a packet and determines the number of lanes to transmit a packet among a plurality of lanes according to the determined transmission rate. The Ethernet apparatus activates the determined number of lanes of a plurality of lanes and transmits the packet to the remote Ethernet apparatus through the activated lanes. Further, the Ethernet apparatus sets the number of lanes for receiving a packet according to a transmission rate, activates the set number of lanes of a plurality of lanes in a state that can receive the packet according to the set number of lanes, and receives packets that are transmitted from the remote Ethernet apparatus through the activated lanes.	05-12-2011

Kyo-Duck Ahn, Daejeon KR

Patent application number	Description	Published
20090318653	COMPOSITION FOR MANUFACTURING A CARBOXYLIC GROUP-CONTAINING POLYMER AND A POLYMER MANUFACTURED BY USING THE SAME - The present invention relates to a composition for manufacturing a carboxylic group-containing polymer and a carboxylic group-containing polymer manufactured by using the same. More particularly, the present invention relates to a composition for manufacturing a carboxylic group-containing polymer comprising an allyl monomer having a long chain of a hydrophilic part containing alkylene oxide and a side chain of a hydrophobic part containing fatty acid ester as a dispersion promoter; a vinyl group-containing unsaturated carboxylic acid; a vinyl group-containing crosslinking agent; and a radical polymerization initiator, and a carboxylic group-containing polymer manufactured by using the same wherein the polymer can be dispersed in water without stirring, its dispersion solution has low viscosity, and its neutralized viscous solution obtained by alkali neutralization has high viscosity and transparency. Therefore, the carboxylic group-containing polymer of the present invention can be effectively used in the fields of a thickener and a dispersion stabilizer for an emulsion, a suspension and the like.	12-24-2009

Kyoung Ho Ahn, Daejeon KR

Patent application number	Description	Published
20110046277	PHOTOSENSITIVE POLYIMIDE AND PHOTOSENSITIVE RESIN COMPOSITION COMPRISING THE SAME - The present invention relates to polyimide or precursor thereof represented by Chemical Formula 1 or 2 and a photosensitive resin composition including the same. The polyimide or precursor thereof are fabricated using diamine comprising polyalkyleneoxide. The photosensitive resin composition of the present invention has excellent light transmissivity, an excellent resolution, and excellent photo sensitivity and image forming performance. Further, the photosensitive resin composition has high adhesiveness with substrates, such as a silicon film, a silicon oxide film, and a metal film. In particular, an excellent film without failure, such as crack, can be formed.	02-24-2011
20110117332	ACRYLATE RESIN, PHOTORESIST COMPOSITION COMPRISING THE SAME, AND PHOTORESIST PATTERN - Disclosed are an acrylate resin included in a chemically amplified photoresist composition for forming a thick film, a chemically amplified photoresist composition including the same, and a photoresist pattern fabricated therefrom. The photoresist composition including the acrylate resin can achieve an improvement of sensitivity without damaging major characteristics such as compatibility (dispersion stability), spreading characteristics, developing characteristics, and resolution. In addition, a thick resist pattern can be formed with such a composition, and the pattern can have excellent sensitivity, developing characteristics, pattern characteristics, crack resistance, and plating resistance.	05-19-2011

Kyungseop Ahn, Daejeon KR

Patent application number	Description	Published
20100081638	COMPOSITIONS COMPRISING AN EXTRACT OF TIARELLA POLYPHYLLA OR COMPOUNDS ISOLATED THEREFROM FOR PREVENTING AND TREATING CANCER DISEASES - The present invention relates to an anoikis-inducing agent comprising a	04-01-2010

Kyung Seop Ahn, Daejeon KR

Patent application number	Description	Published
20090148542	Composition comprising an extract of tiarella polyphylla and tiarellic acid isolated therefrom having antiinflammatory, antiallergic and antiasthmatic activity - The present invention relates to a composition comprising an extract of	06-11-2009
20090324750	PHARMACEUTICAL COMPOSITION COMPRISING AN EXTRACT OF PSEUDOLYSIMACHION LONGIFOLIUM AND THE CATALPOL DERIVATIVES ISOLATED THEREFROM HAVING ANTIINFLAMMATORY, ANTIALLERGIC AND ANTIASTHMATIC ACTIVITY - The present invention relates to a composition comprising an extract of	12-31-2009

Mija Ahn, Daejeon KR

Patent application number	Description	Published
20100145054	IMIDAZOLE DERIVATIVES HAVING ARYL PIPERIDINE SUBSTITUENT, METHOD FOR PREPARATION THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME - The present invention is directed to a novel imidazole derivative having an aryl piperidine substituent of formula (I) and a method for preparation thereof, and a pharmaceutical composition containing said imidazole derivative as an active ingredient for preventing or treating a MCH (melanine-concentrating hormone)-related disease.	06-10-2010

Sang Jung Ahn, Daejeon KR

Patent application number	Description	Published
20080203295	DEFORMATION METHOD OF NANOMETER SCALE MATERIAL USING PARTICLE BEAM AND NANO TOOL THEREBY - The present invention relates to a deformation method of nanometer-scale material using a particle beam and a nano-tool thereby. The deformation method of the nanometer-scale material using the particle beam according to the present invention is characterized in that the nanometer-scale material is bent toward a direction of the particle beam by irradiating the particle beam on the nanometer-scale material.	08-28-2008
20110027698	Apparatus and method for repairing photo mask - An apparatus for repairing a photo mask, including a repairing atomic force microscope configured to repair a defective portion of the photo mask in a photo mask repair process, an electron microscope configured to navigate the repairing atomic electron microscope to the defective portion of the photo mask and to observe the photo mask repair process, and an imaging atomic microscope configured to image in-situ a shape of a repaired photo mask.	02-03-2011

Sangwoo Ahn, Daejeon KR

Patent application number	Description	Published
20110103771	APPARATUS AND METHOD FOR RECORDING PARTIAL ENCRYPTION OF BROADCAST PROGRAM - An apparatus for encrypting and recording a broadcasting program includes a packet input unit configured to receive packets of a broadcasting program to be recorded and sequentially output the packets, an encryption selector configured to receive the packets sequentially output from the packet input unit, selectively output the received packets to a first path and to a second path, wherein packets to be encrypted are output to the first path and packets not to be encrypted are output to the second path, an encryption processor configured to encrypt the packets output to the first path based on a predetermined encryption method, and a storing unit configured to store the encrypted packets from the encryption processor or store the packets output to the second path.	05-05-2011
20110149153	APPARATUS AND METHOD FOR DTV CLOSED-CAPTIONING PROCESSING IN BROADCASTING AND COMMUNICATION SYSTEM - An apparatus for extracting and creating a closed caption of a DTV stream in broadcasting and communication system, the apparatus comprising: a demultiplexer to receive the stream and demultiplex the received stream into additional information and a video stream; a decoder to receive and decode the video stream; an ST converter to receive PTS information, and convert PTS information into synchronization time information; a storage unit to store the demultiplexed additional information; an analyzer to receive the additional information and analyze CSD information; a closed caption extractor to receive the decoded data and the CSD information, and extract closed caption data; a closed caption file creator to create a closed caption file; a closed caption data processing unit to construct a segment-by-segment closed caption stream; a segmentation unit to construct a segment-by-segment stream; and a keyword search unit to provide the segment-by-segment stream corresponding to the keyword.	06-23-2011

Sang-Woo Ahn, Daejeon KR

Patent application number	Description	Published
20090135244	METHOD FOR CAPTURING CONVERGENT-TYPE MULTI-VIEW IMAGE - Provided is a method for convergent type three-dimensional (3D) multi-viewpoint image acquisition. The method for acquiring a multi-viewpoint image in an image acquisition apparatus comprises the steps of: converting the image acquisition apparatus to a multi-viewpoint image photographing mode; if converted to the multi-viewpoint image photographing mode in the converting step, providing a plurality of geometric shapes to set a position of an object to be photographed within a screen and selecting a desired shape of the geometric shapes in response to an inputted shape selection signal; if the desired geometric shape is selected in the shape providing step, adjusting a position and a size of the selected geometric shape in response to a shape adjustment signal; and photographing a whole image having the object that places within the adjusted geometric shape in the adjusting step.	05-28-2009

Seok Min Ahn, Daejeon KR

Patent application number	Description	Published
20100167039	COMPOSITE LAMINATED STRUCTURE REINFORCED BY INSERTING PINS, A METHOD AND A APPARATUS FOR MAKING THE SAME AND A METHOD FOR MAKING THE APPARATUS - A composite laminated structure is reinforced by inserting pins into a device for manufacturing a composite laminated structure. The device has a bottom guide on a composite laminated structure in a pre- or post-cured state. The device has first vertical pins that are inserted into the composite laminated structure. A top guide, on the bottom guide, has guide pins that are movable in a vertical direction at positions corresponding to the first pins.	07-01-2010

Seong Daok Ahn, Daejeon KR

Patent application number	Description	Published
20100225994	MICROCAPSULE PATTERNING METHOD - Provided is a microcapsule patterning method for patterning electrophoretic microcapsules on a substrate, the method including the steps of: preparing a microcapsule slurry in which microcapsules and a water-soluble binder are mixed; putting the microcapsule slurry into a liquid ejector having injection and ejection ports formed therein; and applying the microcapsule slurry contained in the liquid ejector onto the substrate so as to pattern pixels using the microcapsules. Accordingly, specific patterns are formed without physical and chemical damage to the microcapsules. Therefore, the patterns can be used as pixels of flat panel displays. Further, through the patterning, it is possible to implement a color display device which does not exhibit performance degradation	09-09-2010

Seongdeok Ahn, Daejeon KR

Patent application number	Description	Published
20100140706	METHOD OF MANUFACTURING THIN FILM TRANSISTOR AND THIN FILM TRANSISTOR SUBSTRATE - Provided is a method of manufacturing a thin film transistor that can improve self-alignment. In this method, a semiconductor layer comprising a first doped region, a second doped region and a channel region is formed on a sacrificial layer on a first substrate. Next, the semiconductor layer is separated from the first substrate and is then coupled on a second substrate. Next, a dielectric layer is formed on the second substrate and the semiconductor layer, and a first photoresist layer is formed on the dielectric layer. Thereafter, the first photoresist layer is exposed to light from a rear surface of the second substrate by using the first doped region and the second doped region as a mask, to form a first mask pattern. Next, a gate electrode overlapping the channel region is formed on the dielectric layer by using the first mask pattern as a mask, and a source electrode and a drain electrode connected to the first doped region and the second doped region, respectively are formed to complete a thin film transistor.	06-10-2010
20100141411	TOUCH SCREEN AND METHOD OF OPERATING THE SAME - Provided are a touch screen and a method of operating the same. The touch screen includes a detecting part, a control part, and a tactile feedback part. The detecting part detects object's approach or contact. The control part receives a signal of the detecting part to output a feedback signal. The tactile feedback part receives the feedback signal of the control part to provide a tactile feedback to a contact position using a magnetic force. The tactile feedback uses the magnetic force of a magnetic dipole.	06-10-2010
20110143034	METHOD FOR DEPOSITING GRAPHENE FILM - Provided is a method of depositing a graphene film. In the method includes supplying a gaseous-phase graphene source to a substrate, forming an adsorbed layer on the substrate by the graphene source, and activating the adsorbed layer by heating the adsorbed layer. Therefore, a uniform graphene film having a large area can be formed.	06-16-2011
20110143614	PLASTIC SUBSTRATES AND METHODS OF FABRICATING THE SAME - Provided is a plastic substrate. The plastic substrate includes a carbon nanotube thin film having a matrix type mesh shape, and a plastic thin film support configured to at least fill spaces of the matrix type mesh shape and cover one side of the carbon nanotube thin film. The plastic substrate may have a low coefficient of thermal expansion and be flexible and conductive.	06-16-2011

Seong Deok Ahn, Daejeon KR

Patent application number	Description	Published
20080223509	ADHESIVE FILM AND METHOD OF FABRICATING FLEXIBLE DISPLAY USING THE SAME - An adhesive film and a method of fabricating a flexible display using the same are provided. The adhesive film includes: a support including a first surface disposed opposite to a flexible substrate for forming an image display element and a second surface disposed opposite to a support substrate for supporting the flexible substrate; a first adhesive material applied on the first surface of the support; and a second adhesive material applied on the second surface of the support and having a greater adhesive strength than the first adhesive material. The flexible substrate can be easily detached from the support substrate, so that the flexible display can be realized in various sizes and thicknesses using existing equipment without modification of mass-production equipment for realizing the flexible display.	09-18-2008
20090188530	METHOD OF CLEANING FLEXIBLE SUBSTRATE - Provided is a method of cleaning a flexible substrate. The method includes the steps of: preparing a flexible substrate and detaching an impurity adhered to both surfaces of the flexible substrate using rotating first rollers disposed on the both surfaces of the flexible substrate; and removing the impurity by transferring the impurity from the first roller to a second roller using the rotating second roller having a relatively higher adhesion than the first roller.	07-30-2009
20090269703	COLOR ELECTROPHORETIC DISPLAY AND METHOD OF MANUFACTURING THE SAME - Provided are a color electrophoretic display and a method of manufacturing the same. The color electrophoretic display includes: a plurality of lower electrodes arranged on a lower layer and disposed with a predetermined interval therebetween; a plurality of first to third photoresist chambers arranged on the plurality of lower electrodes; first to third electronic inks accommodated in the plurality of first to third photoresist chambers respectively, and discriminatively operating to an electric field to independently display red, green, and blue colors; and a plurality of upper electrodes disposed with a predetermined interval therebetween and facing the plurality of lower electrodes with the plurality of first to third photoresist chambers being held therebetween.	10-29-2009
20100300360	ORGANIC/INORGANIC THIN FILM DEPOSITION DEVICE AND DEPOSITION METHOD - Provided is a method for depositing an organic/inorganic thin film. The method includes: i) heating a source vessel containing an organic material and an inorganic material; ii) transferring a deposition gas to a process chamber; iii) distributing the deposition gas onto a substrate disposed in the process chamber; iv) purging the process chamber; v) heating an activating agent source vessel; vi) transferring a heat initiator gas phase to the process chamber; vii) distributing the heat initiator gas phase onto the organic or inorganic material monomer deposited on the substrate through the process chamber, and forming an organic/inorganic thin film; and viii) exhausting the heat initiator gas phase and purging the process chamber. Depositing the organic/inorganic thin film in a time-division manner, the thickness of the thin film can be accurately adjusted and the deposition can be uniformly performed when the thin film is deposited on a large-scale substrate.	12-02-2010

Patent applications by Seong Deok Ahn, Daejeon KR

Shin Young Ahn, Daejeon KR

Patent application number	Description	Published
20090112852	USER MANUAL SUPPORTING METHOD AND APPARATUS USING ERROR PATTERN ANALYSIS - A user manual supporting method for use in an electronic appliance includes converting a series of operations performed by the user to operate the electronic appliance and converting the operations into a pattern of user operation sequence, and checking if an error is present in the pattern of user operation sequence to retrieve a pattern of erroneous operation sequence corresponding to the pattern of user operation sequence having the error. Thereafter, a manual content associated with the pattern of erroneous operation pattern is extracted and the extracted manual content is provided to the user. The manual content the manual content includes text and/or graphics information for notifying the user of a missing operation in the pattern of user operation sequence, or for guiding a normal operation against the pattern of erroneous operation sequence.	04-30-2009

Sungho Ahn, Daejeon KR

Patent application number	Description	Published
20090164568	METHOD FOR INTEGRATING MANAGEMENT OF POSTED ARTICLES AND TERMINAL FOR THE SAME - There is provided a method for integrated management of posted articles and a terminal for the method. The method for integrated management of posted articles that is executed in a user terminal includes performing a login using an integrated ID when an integrated ID client module starts, having access to a posted article server where an article is written and requesting writing to the posted article server, transmitting a written and posted article to an integrated ID server and requesting storage of the posted article to the integrated ID server, and receiving a storage location where the posted article is stored from the integrated ID server and notifying the posted article server of the received storage location of the posted article.	06-25-2009

Sung-Mok Ahn, Daejeon KR

Patent application number	Description	Published
20090266286	FLOW CONTROL DEVICE FOR IMPROVING PRESSURE RESISTANCE AND HULL VIBRATION - A flow control mechanism, for improving pressure resistance and hull vibration, includes a lower fin and an upper fin. The lower fin is disposed between a second station and a fourth station in a length direction of a ship and between 10% and 20% of a design draft from a bottom of the ship in a height direction of the ship, the lower fin being inclined at an angle of 20 to 40 degrees with respect to a design draught (or base) line. The upper fin is disposed between the second station and the fourth station in the length direction of the ship and between 30% and 60% of the design draft from the bottom of the ship in the height direction of the ship, the upper fin being inclined at an angle of 10 to 30 degrees with respect to the design draught (or base) line. Further, an additional fin is disposed between a first station and a third station in the length direction of the ship and between 5% and 20% of the design draft from the bottom of the ship in the height direction of the ship, the additional fin being inclined at an angle of 10 to 40 degrees with respect to the design draught (or base) line.	10-29-2009
20100144222	FLOW CONTROL MECHANISM FOR SHIP HAVING COOLING SYSTEM - A flow control mechanism is provided for controlling a stern flow field disturbed by cooling water discharged from the cooling water outlet of a ship. The flow control mechanism is located within a distance, which corresponds to three times the diameter of the cooling water outlet, from the cooling water outlet, is installed at an angle from 16° to 30° with respect to the horizontal plane of a hull, and has a vertical height, which is within a range from 0.2 times to 0.6 times the diameter of the cooling water outlet in a vertical direction of the hull, and a horizontal width, which is within a range from 0.5 times to 1.3 times the diameter of the cooling water outlet in a horizontal direction of the hull. Thereby, the flow control mechanism restores the distribution of wake flow that encounters a propeller so that the distribution of the wake flow is symmetrical around the central axis of the hull, and reduces the generation of a cavity. Thus, the vibration performance of the ship is improved, and the propulsive efficiency of the ship is also improved.	06-10-2010

Sung-Tae Ahn, Daejeon KR

Patent application number	Description	Published
20100075165	LOW SURFACE GLOSS STYRENE RESIN COMPOSITION, AND LOW SURFACE GLOSS SHEET AND COMPOSITE ARTICLE THEREFROM - The present invention relates to a low surface gloss styrene resin composition. The composition of the present invention is composed of (A) 80-99.9 weight % of the basic resin comprising rubber-modified styrene resin and (B) 0.1-20 weight % of syndiotactic polystyrene, the matting agent. The composition also includes (C) hydrogenated styrene block copolymer comprising styrene block and butadiene rubber block as a compatibilizer by 0.1-20 weight % for the total weight of the low surface gloss styrene resin composed of (A) the basic resin and (B) the matting agent and additionally includes (D) a plasticizer by 0.1-30 weight %. The composition of the present invention has excellent weatherability and impact-resistance in addition to the low surface gloss properties, so that it can be applied in various products, particularly exterior products for structures such as sidings and window frames, etc.	03-25-2010
20110124781	POLYCARBONATE RESIN COMPOSITION WITH EXCELLENT FLAME RETARDANCY - A polycarbonate resin composition is provided. The composition comprises (A) 50 to 90% by weight of a polycarbonate resin, (B) 5 to 30% by weight of a polymethyl methacrylate resin, (C) 5 to 20% by weight of a phosphate compound, (D) 0.01 to 2% by weight of a metal sulfonate as an organic salt, and (E) 0.05 to 2% by weight of a fluorinated olefin. The composition is highly flame retardant and scratch resistant.	05-26-2011

Patent applications by Sung-Tae Ahn, Daejeon KR

Tae-Bin Ahn, Daejeon KR

Patent application number	Description	Published
20100075165	LOW SURFACE GLOSS STYRENE RESIN COMPOSITION, AND LOW SURFACE GLOSS SHEET AND COMPOSITE ARTICLE THEREFROM - The present invention relates to a low surface gloss styrene resin composition. The composition of the present invention is composed of (A) 80-99.9 weight % of the basic resin comprising rubber-modified styrene resin and (B) 0.1-20 weight % of syndiotactic polystyrene, the matting agent. The composition also includes (C) hydrogenated styrene block copolymer comprising styrene block and butadiene rubber block as a compatibilizer by 0.1-20 weight % for the total weight of the low surface gloss styrene resin composed of (A) the basic resin and (B) the matting agent and additionally includes (D) a plasticizer by 0.1-30 weight %. The composition of the present invention has excellent weatherability and impact-resistance in addition to the low surface gloss properties, so that it can be applied in various products, particularly exterior products for structures such as sidings and window frames, etc.	03-25-2010

Yong Nam Ahn, Daejeon KR

Patent application number	Description	Published
20110113803	MULTI-EVAPORATION SYSTEM - Provided is a multi-evaporation system which carries out a multi-evaporation process in an air-conditioning cycle of a vehicle air conditioning system, thereby enhancing system efficiency. The multi-evaporation system includes a compressor	05-19-2011
20110132013	REFRIGERANT CYCLE OF AIR CONDITIONER FOR VEHICLES - Provided is a refrigerant cycle of an air conditioner for vehicles, and more particularly, a refrigerant cycle of an air conditioner for vehicles having a first evaporating unit and a second evaporating unit disposed upstream and downstream in a direction in which air blown from a single blower flows to control an amount of the refrigerant supplied to each evaporating unit, thereby making it possible to obtain optimal radiating performance (cooling performance) and cooling efficiency (COP) through the design of the optimal refrigerant flow ratio depending on the cooling load.	06-09-2011

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