| Industry-Academic Cooperation Foundation Yonsei University Patent applications |
| Patent application number | Title | Published |
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| 20120136152 | EFFICIENT SYNTHETIC METHOD OF 18F-MEFWAY PRECURSOR - The present invention relates a novel method for preparing an | 05-31-2012 |
| 20120135137 | Preparing an alloy catalyst using conductive polymer coating - Techniques herein prepare an alloy catalyst using a protective conductive polymer coating. More particularly, an alloy catalyst is prepared by: preparing a platinum catalyst supported on carbon; coating the surface of the platinum catalyst with a conductive polymer; supporting a transition metal salt on the coated catalyst; and heat treating the catalyst on which the transition metal salt is supported. Also, an alloy catalyst may be prepared by: preparing a platinum-transition metal catalyst supported on carbon; coating the surface of the platinum-transition metal catalyst with a conductive polymer; and heat treating the coated catalyst. Accordingly an alloy catalyst with superior dispersity can be prepared by increasing the degree of alloying of the catalyst through heat treatment while preventing the increase of catalyst particle size through carbonization of the conductive polymer. The prepared catalyst may be useful, for example, for a fuel cell electrode. | 05-31-2012 |
| 20120130459 | Neural Device Having Via-Hole Connection and Using at Least One Nano-Wire - Provided is a neural device including at least one nano-wire. The neural device includes a nano-wire formed on a base formed on a first surface of a substrate, and an electrode pad formed on a second surface different from the first surface of the substrate and configured to output an electrical signal gained from a neural fiber through the nano-wire or apply a signal for an electric stimulus to the nano-wire. Therefore, it is possible to prevent the nano-wire from becoming embedded in an encapsulation and maximize a contact between the nano-wire and a nerve. | 05-24-2012 |
| 20120123770 | METHOD AND APPARATUS FOR IMPROVING SOUND QUALITY - Disclosed is a method of improving a sound quality, including: receiving a transmission signal of a first user equipment; removing noise in the transmission signal using noise information of the first user equipment side; performing speech reinforcement with respect to the noise removed transmission signal using noise information of a second user equipment side; and transmitting the speech reinforced transmission signal to the second user equipment. | 05-17-2012 |
| 20120122139 | MICROFLUIDIC DEVICE AND HEMOGLOBIN MEASUREMENT METHOD USING THE SAME - A microfluidic device and a method for measurement of biomaterials using the same. The microfluidic device includes a microfluidic structure including: a sample chamber which receives and accommodates blood; a reagent chamber which contains a luminescent reactant; a first detection chamber which contains a first material that is positively charged; a second detection chamber which is connected to the first detection chamber, and contains a second material having a boronate moiety; and at least one channel which connects the sample chamber, the reagent chamber and the first and second detection chambers. | 05-17-2012 |
| 20120120395 | DEVICE FOR PREVENTING INTENSITY REDUCTION OF OPTICAL SIGNAL, OPTICAL EMISSION SPECTROMETER, OPTICAL INSTRUMENT, AND MASS SPECTROMETER INCLUDING THE SAME - A device for a device for preventing the intensity reduction of an optical signal, an optical emission spectrometer, an optical instrument, and a mass spectrometer including the same are provided. The device for preventing the intensity reduction includes a shielding filter which has a mesh structure capable of blocking RF electromagnetic waves radiated from a plasma field for a wafer processing, is installed in the front of an optical window of an optical emission spectrometer for measuring the plasma field from an emission spectrum image of the plasma field, and collects charging particles passing through the mesh. | 05-17-2012 |
| 20120116500 | H-Side Branch Stent - Provided is an H-side branch stent including a first stent having a plurality of cells and a hollow cylindrical shape, at least one bridge having one end connected to a distal end of the first stent, and a second stent having a front end connected to the other end of the bridge, and having a plurality of cells and a hollow cylindrical shape. Accordingly, the H-side branch stent can prevent re-stenosis of the opening of the branch blood vessel since the stent can completely support an inner circumference of an opening of a branch blood vessel in a circumferential direction, and prevent blood flow disturbance because stents are not densely concentrated to a boundary between a main blood vessel and the branch blood vessel and some regions of the stent do not project into the main blood vessel. | 05-10-2012 |
| 20120113708 | Stable SRAM Bitcell Design Utilizing Independent Gate Finfet - Stable SRAM cells utilizing Independent Gate FinFET architectures provide improvements over conventional SRAM cells in device parameters such as Read Static Noise Margin (RSNM) and Write Noise Margin (WNM). Exemplary SRAM cells comprise a pair of storage nodes, a pair of bit lines, a pair of pull-up devices, a pair of pull-down devices and a pair of pass-gate devices. A first control signal and a second control signal are configured to adjust drive strengths of the pass-gate devices, and a third control signal is configured to adjust drive strengths of the pull-up devices, wherein the first control signal is routed orthogonal to a bit line direction, and the second and third control signals are routed in a direction same as the bit line direction. RSNM and WNM are improved by adjusting drive strengths of the pull-up and pass-gate devices during read and write operations. | 05-10-2012 |
| 20120104327 | Spinel-Type Lithium Titanium Oxide/Graphene Composite and Method of Preparing the Same - A spinel-type lithium titanium oxide/graphene composite and a method of preparing the same are provided. The method can be useful in simplifying a manufacturing process and shortening a manufacturing time using microwave associated solvothermal reaction and post heat treatment, and the spinel-type lithium titanium oxide/graphene composite may have high electrochemical performances due to its excellent capacity and rate capability and long lifespan, and thus be used as an electrode material of the lithium secondary battery. | 05-03-2012 |
| 20120081368 | Image rendering apparatus and method - An image rendering apparatus may include a buffer memory unit and a processor. The buffer memory unit may store input ray data for image rendering according to a ray tracing scheme while shape data corresponding to the input ray data is being fetched from a cache. The processor may output the received shape data together with the input ray data to an operation apparatus. | 04-05-2012 |
| 20120080678 | COMPOSITIONS FOR SOLUTION PROCESS, ELECTRONIC DEVICES FABRICATED USING THE SAME, AND FABRICATION METHODS THEREOF - Exemplary embodiments provide compositions for a solution process, electronic devices fabricated using the same, and fabrication methods thereof An oxide nano-structure is formed using a sol-gel process. An oxide thin film transistor is formed using the oxide nano-structure. | 04-05-2012 |
| 20120075287 | Image processing apparatus and method - Provided is an image processing apparatus. The image processing apparatus may perform an intersection test for rendering of a ray tracing scheme. The image processing apparatus may include a first calculator and a second calculator. The first calculator may perform a ray-plane test to determine whether a ray intersects a plane including a primitive and a barycentric test to determine whether the ray intersects the primitive. The second calculator may calculate a hit point based on the ray which intersects the primitive. | 03-29-2012 |
| 20120041979 | METHOD FOR GENERATING CONTEXT HIERARCHY AND SYSTEM FOR GENERATING CONTEXT HIERARCHY - The present disclosure relates to a method for generating a context hierarchy and a system for generating a context hierarchy, and more particularly, to a method for generating a context hierarchy from data streams configured of an infinite set of continuously transactions and a system for generating a context hierarchy from the data streams. | 02-16-2012 |
| 20120037220 | CONDUCTIVE PASTE AND ELECTRONIC DEVICE AND SOLAR CELL INCLUDING AN ELECTRODE FORMED USING THE CONDUCTIVE PASTE - A conductive paste including a conductive powder, a metallic glass, and an organic vehicle, wherein the metallic glass has a resistivity that is decreased when the metallic glass is heat treated at a temperature that is higher than a glass transition temperature of the metallic glass. | 02-16-2012 |
| 20120035274 | Composition for Prevention or Treatment of Obesity, Dyslipidemia, Fatty Liver or Insulin Resistance Syndrome Comprising Camphene as Active Ingredients - Disclosed is a composition including camphene as an active ingredient for preventing or treating obesity, dyslipidemia, fatty liver or insulin resistance syndrome. The composition of the present disclosure including camphene as an active ingredient suppresses differentiation of adipocytes, reduces body fat, reduces visceral fat, reduces total cholesterol level, reduces serum triglyceride level and reduces liver tissue triglyceride level, and thus exhibits preventive or therapeutic activity for obesity, hyperlipidemia or fatty liver. Furthermore, the composition of the present disclosure exhibits the effect of improving type 2 diabetes or insulin resistance and related metabolic disease by significantly reducing fasting blood sugar level and blood insulin level. Also, the composition of the present disclosure exhibits the effect of reducing visceral fat by significantly reducing the expression of nuclear transcription factors (C/EBPα and PPARγ2) playing key roles in adipogenesis or their target gene (aP2), the effect of improving chronically activated inflammation in the visceral fat tissue induced by obesity by significantly reducing the expression of cytokines (TNF-α or IL-6) activating inflammation, and the effect of improving suppressed heat generation in the visceral fat tissue induced by obesity by significantly increasing the expression of UCP (UCP1 or UCP3) genes regulating body heat production. | 02-09-2012 |
| 20120026783 | Latching Circuit - A non-volatile latch circuit includes a pair of cross-coupled inverters, a pair of resistance-based memory elements, and write circuitry configured to write data to the pair of resistance-based memory elements. The pair of resistance-based memory elements is isolated from the pair of cross-coupled inverters during a latching operation. A sensing circuit includes a first current path that includes a first resistance-based memory element and an output of the sensing circuit. The sensing circuit includes a second current path to reduce current flow through the first resistance-based memory element at a first operating point of the sensing circuit. The sensing circuit may also include an n-type metal-oxide-semiconductor (NMOS) transistor to provide a step down supply voltage to the first current path. | 02-02-2012 |
| 20120026028 | TIME-TO-DIGITAL CONVERTER AND OPERATING METHOD - Provided are a TDC having a pipeline or cyclic structure and an operating method thereof. The TDC includes a first stage block and a second stage block. The first stage block detects a first bit of a digital code for a time difference between first and second input signals. The second stage block detects a second bit of the digital code for a time difference between first and second output signals of the first stage block. The first stage block amplifies a time difference between first and second delay signals for the first and second input signals to generate the first and second output signals, and transfers the first and second output signals to the second stage block. | 02-02-2012 |
| 20120007859 | METHOD AND APPARATUS FOR GENERATING FACE ANIMATION IN COMPUTER SYSTEM - A method and apparatus generate a face animation in a computer system. An input of a face image is received. A head model and a skull model are determined for the face image. The head model is matched with the skull model, and a face model is generated. At least one parameter for the generated face model is adjusted according to an expression of the input face image, thus being capable of allowing a user to easily generate a face model and a facial animation with various expressions without manually adjusting various parameters. | 01-12-2012 |
| 20110318639 | Lithium manganese oxide-carbon nano composite and method for manufacturing the same - There is provided a method for manufacturing a lithium manganese oxide-carbon nano composite by mixing a lithium ion solution with a manganese ion solution, dispersing a carbon material in the solution in which the lithium ion is mixed with the manganese ion, and forming the lithium manganese oxide on a surface of the carbon material by maintaining the solution in which the carbon material is dispersed at a predetermined temperature. In addition, there is provided the lithium manganese oxide-carbon nano composite formed by coating the carbon material with the lithium manganese oxide at a thickness of several nm. There is provided a manufacturing apparatus capable of coating the carbon material with the lithium manganese oxide at a thickness of several nm. | 12-29-2011 |
| 20110309323 | METHOD OF MANUFACTURING NANO DEVICE BY ARBITRARILY PRINTING NANOWIRE DEVICES THEREON AND INTERMEDIATE BUILDING BLOCK USEFUL FOR THE METHOD - A method of manufacturing a nano device by directly printing a plurality of NW devices in a desired shape on a predesigned gate substrate. The method includes preparing an NW solution, preparing a building block for performing decaling onto the substrate by carrying an NW device, forming the NW device by connecting electrodes of each of building block units of the building block using NWs by dropping the NW solution between the electrodes and then through dielectrophoresis, visually inspecting the numbers of NW bridges that are formed between the electrodes of each of the building block units through the dielectrophoresis, grouping the building block units according to the numbers, and decaling the NW device formed on each of the building block units onto the gate substrate by bringing the grouped building block units into contact with the predesigned gate substrate and then detaching the grouped building block units. | 12-22-2011 |
| 20110306869 | APPARATUS AND METHOD FOR PRODUCING TOMOGRAPHIC IMAGE - An apparatus and method for producing tomographic image is disclosed. The disclosed apparatus for producing tomographic image comprises: an ultrasonic imaging unit configured to obtain multiple ultrasonic images of a subject; a tomographic imaging unit configured to obtain one or more tomographic image data of the subject; and a tomographic image correction unit configured to produce corrected tomographic image of a tomographic image which can be produced from the one or more tomographic image data by using the multiple ultrasonic images. | 12-15-2011 |
| 20110305153 | METHOD FOR DESIGNATING A DUAL REGION - A method for designating a dual region according to one embodiment of the present invention comprises the steps of: enabling a terminal which is in communication with a first network to calculate a channel state threshold value corresponding to data; comparing the channel state value of the first network and the channel state value of the second network, acquired using a pilot signal of a second network, with the channel state threshold value; calculating a network evaluation score of the first network; comparing the network evaluation score of the first network with a network evaluation threshold value for designating a dual region, if the channel state value of the first network and the channel state value of the second network are larger than the channel state threshold value; and determining whether to designate a dual region in accordance with the result of the comparison using the network evaluation threshold value. The method of the present invention can reduce service cutoff or delay time during inter-radio access. | 12-15-2011 |
| 20110304624 | METHOD AND APPARATUS FOR RAY TRACING IN A 3-DIMENSIONAL IMAGE SYSTEM - A ray tracing method and apparatus in a 3-Dimensional (3D) image system. The method includes sampling for four vertexes of each pixel in a plurality of pixels, sampling for a pivot of the each pixel, and determining a color of the each pixel using the sampling result on the four vertexes and the pivot. | 12-15-2011 |
| 20110288125 | NOVEL USE OF PIPERINE - The present invention is related to novel use of piperine, and more specifically, it is related to a pharmaceutical or food composition for preventing and treating obesity comprising piperine or a salt thereof as an active ingredient. The present invention is related to novel use of piperine, and it provides a pharmaceutical or food composition for preventing and treating obesity comprising piperine or a salt thereof as an active ingredient. The composition comprising piperine of the present disclosure is effective on suppression of abdominal fat accumulation and body weight loss. Therefore, the composition can be effectively used to prevent and treat obesity. | 11-24-2011 |
| 20110281956 | USE OF THYMUS CAPITATUS EXTRACT, SATUREJA HORTENSIS EXTRACT, OR CARVACROL FOR TREATING METABOLIC DISEASES - Disclosed is an use of Spanish oregano ( | 11-17-2011 |
| 20110279188 | RESONATOR USING CARBON NANO SUBSTANCE AND METHOD OF MANUFACTURING RESONATOR - A resonator and a method of manufacturing a resonator are provided. The resonator includes a sacrificial layer formed on a substrate, and a resonant structure formed on the sacrificial layer, the resonant structure comprising a carbon nano-substance layer and a silicon carbide layer. | 11-17-2011 |
| 20110278566 | METHOD OF PATTERNING THIN FILM SOLUTION-DEPOSITED - A method of patterning a solution-deposited thin film is provided. The method includes photoetching a pattern in a laser absorption metal layer by allowing a pulsed laser beam to pass through a spatial optical modulator so that the laser beam is radiated on the metal layer, the pattern corresponding to the spatial optical modulator; solution-depositing an oxide layer over a surface of the substrate that is exposed to an outside and a surface of the patterned metal layer; patterning the solution-deposited oxide layer by radiating a pulsed laser beam directly on the solution-deposited oxide layer without passing through the spatial optical modulator, and heating the metal layer underlying the oxide layer to induce thermo-elastic force, so that the metal layer is detached along with the overlying oxide layer from the substrate. | 11-17-2011 |
| 20110267874 | Invalid Write Prevention for STT-MRAM Array - In a Spin Transfer Torque Magnetoresistive Random Access Memory (STT-MRAM) a bit cell array can have a source line substantially parallel to a word line. The source line can be substantially perpendicular to bit lines. A source line control unit includes a common source line driver and a source line selector configured to select individual ones of the source lines. The source line driver and source line selector can be coupled in multiplexed relation. A bit line control unit includes a common bit line driver and a bit line selector in multiplexed relation. The bit line control unit includes a positive channel metal oxide semiconductor (PMOS) element coupled between the common source line driver and bit line select lines and bit lines. | 11-03-2011 |
| 20110259083 | HYDROGEN SENSOR AND METHOD OF MANUFACTURING THE SAME - A novel method of manufacturing a hydrogen sensor is disclosed. The method includes the steps of forming a thin film made of a transition metal or an alloy thereof on a surface of an elastic substrate, and forming a plurality of nanogaps in the thin film formed on the surface of the elastic substrate by applying a tensile force to the elastic substrate. The nanogaps are formed as the thin film is stretched in a direction in which the tensile force acts while being contracted in a direction perpendicular to the direction in which the tensile force acts when the tensile force is applied, and is contracted again in the direction in which the tensile force is released while being stretched again in the direction perpendicular to the direction in which the tensile force is released when the tensile force is released. | 10-27-2011 |
| 20110235406 | Low-Power 5T SRAM with Improved Stability and Reduced Bitcell Size - A 5 Transistor Static Random Access Memory (5T SRAM) is designed for reduced cell size and immunity to process variation. The 5T SRAM includes a storage element for storing data, wherein the storage element is coupled to a first voltage and a ground voltage. The storage element can include symmetrically sized cross-coupled inverters. A single access transistor controls read and write operations on the storage element. Control logic is configured to generate a value of the first voltage a write operation that is different from the value of the first voltage for a read operation. | 09-29-2011 |
| 20110217774 | Efficient and Universal Method for Neural Differentiation of Pluripotent Stem Cells - The present invention relates to a method for inducing neural differentiation of stem cells. In more detail, the present invention relates to a method for inducing neural differentiation of stem cells by inhibiting both BMP (bone morphogenetic protein) and Activin/Nodal signaling pathways in the stem cells. The present invention allows all types of stem cells to effectively differentiate into neural precursor cells regardless of conventional methods for stem cell differentiation including floating culture and attachment culture. In addition, since the neural precursor cells induced by the present invention may be differentiated into specific cells (e.g., dopaminergic neurons) or oligodendrocytes in higher efficient manner, they may be applied to treatment of incurable nerve diseases (e.g., Parkinson's disease or spinal cordinjury) and further provide fundamental data on new drug development. | 09-08-2011 |
| 20110211638 | Multi-view image processing apparatus, method and computer-readable medium - Provided is an image processing apparatus, method and computer-readable medium. When encoding a multi-view color and depth video, a motion vector calculator of the image processing apparatus may calculate a block motion vector with respect to a first viewpoint color image. A motion vector borrowing unit may borrow, as a block motion vector with respect to a second viewpoint color image, a block motion vector with respect to the first viewpoint color image based on a disparity calculated from a depth video. | 09-01-2011 |
| 20110207618 | CLASS LABEL PREDICTING APPARATUS AND METHOD - According to an embodiment of the present invention, it is possible to rapidly and accurately predict a class label of a predetermined test sample by extracting a disease-specific gene pair from gene pairs on a microarray data set representing an expression level for each of genes of a genome and for each of a plurality of samples by considering the correlation in a normal class and the correlation in a disease class, selecting a highest specific gene pair with the highest correlation among the extracted disease-specific genes, and predicting the class label of the predetermined test sample by using the selected highest specific gene pair. | 08-25-2011 |
| 20110207612 | COPY NUMBER VARIATIONS DETECTING APPARATUS AND METHOD - A copy number variations detecting apparatus and method according to at least one embodiment of the present invention compare column vectors adjacent to each other on array comparative genomic hybridization data (aCGH data) and compartmentalize the aCGH data into a plurality of segments according to the comparison results, compare row vectors within the segments for each segment and reconfigure the segments into a predetermined number of clusters according to the comparison results, selectively determine the segments as a candidate copy number variation zone corresponding to a distribution form of the clusters for each segment, detect the CNVs within the candidate CNVZ for each sample, and perform merging and pruning on the candidate CNVZ(s) to obtain a final CNVZ(s). | 08-25-2011 |
| 20110194536 | METHOD FOR INDICATING A DM-RS ANTENNA PORT IN A WIRELESS COMMUNICATION SYSTEM - A control information interpretation method for use in a mobile communication system including a terminal and a base station, wherein the terminal receives, from the base station, control information including transport block information and DeModulation Reference Signal (DM-RS) antenna port allocation indication information, checks a number of the transport blocks allocated to the terminal based on the transport block information, and interpreting the DM-RS antenna port allocation indication information according to the number of transport blocks. | 08-11-2011 |
| 20110193778 | DEVICE AND METHOD FOR CONTROLLING MOUSE POINTER - Disclosed is a device for controlling a mouse pointer, providing a display unit; an image photographing unit for photographing images of a first object and a second object; and a controller for setting a point between the first object and the second object detected from the photographed images as a position of a mouse pointer on the display unit, and when a distance between the first object and the second object is less than a predetermined distance, determining that a user selection instruction for the point has been input. The device detects movement of fingers using differential images according to the movement of the fingers, so that even when a continuously changing surrounding lighting or a user face having the similar color with the finger is included in a background, it is possible to accurately identify the movement of the fingers. | 08-11-2011 |
| 20110192996 | CONTACT TYPE PLASMONIC NANO OPTICAL PROBE, PARALLEL PROBE CONSTITUTED OF THE SAME, PLASMONIC OPTICAL APPARATUS INCLUDING THE PARALLEL PROBE, AND A METHOD OF FABRICATING THE PARALLEL PROBE - A contact type plasmonic nano optical probe, a parallel probe constituted of the same, a plasmonic optical apparatus including the parallel probe, and a method of fabricating the parallel probe are disclosed. A contact type plasmonic nano optical probe includes a probe tip which protrudes in a truncated shape having a narrower plan surface and a wider plan surface relatively wider than the narrower plan surface, of which a metal thin film is coated on a surface, of and which an aperture of nm diameter included in a portion of the metal thin film on a central portion of the narrower plan surface, a spring structure disposed at a perimeter of the probe tip and configured to maintain a distance between the probe tip and a film to be exposed, a dielectric filled within the aperture, and a protection layer disposed on the narrower plan surface of the probe tip. Here, an optical transport path is included within the probe tip to be connected to the aperture. A plasmonic optical apparatus including a parallel plasmonic probe is constituted of a probe array including a plurality of probe modules in which the contact type plasmonic nano optical probes are disposed at a uniform distance on a substrate. | 08-11-2011 |
| 20110189693 | Methods for Cancer Diagnosis, Anti-Cancer Drug Screening, and Test of Drug Effectiveness on the Basis of Phoshorylation of Ras at Thr-144 and Thr-148 - Methods of diagnosing cancer and screening for an anti-cancer drug using Ras are provided. Ras has a very significant role as a prevalent proto-oncogene which has abnormalities in most forms of cancer, and thus the methods of diagnosing cancer and screening for an anti-cancer drug using Ras may be applied to various forms of cancer. The generation of various forms of cancer in the early stages may be determined by examining whether or not phosphorylation of Ras occurs at Thr-144 and Thr-148 sites, By such a mechanism, an anti-cancer drug having excellent anti-cancer effectiveness may be screened, or the effectiveness of the anti-cancer drug may be tested. | 08-04-2011 |
| 20110188615 | APPARATUS AND METHOD FOR DETECTING SIGNAL IN A SPATIAL MULTIPLEXING MULTIPLE INPUT MULTIPLE OUTPUT COMMUNICATION SYSTEM - A Spatial Multiplexing Multiple Input Multiple Output (SM-MIMO) communication system, which generates a Q matrix and an R matrix through QR decomposing a channel matrix in an array order corresponding to an order of transmission antennas of a signal transmission device, determines a detection order of transmission symbols included in a transmission symbol vector, QR decomposes a reception signal vector and generates the QR decomposed reception signal vector as a transformed reception signal vector, substitutes all of transmittable candidate symbols for a transmission symbol corresponding to a first detection order among the transmission symbols and sequentially removes interference in the transformed reception signal vector, detects candidate symbols of transmission symbols corresponding to a remaining detection order from the interference-removed transformed reception signal vector, combines the detected candidate symbols, detects candidate symbol vectors, and calculates Log-Likelihood Ratio values of bits included in the transmission symbols by using the detected vectors. | 08-04-2011 |
| 20110184922 | METHOD FOR FINDING FREQUENT ITEMSETS OVER LONG TRANSACTION DATA STREAMS - Provided is a method for finding frequent itemsets over logn transaction data streams. The method for finding frequent itemsets from data streams includes: (a) generating a plurality of projection tractions by projecting generated transactions; (b) mining each of the plurality of projection transactions by using a plurality of first layer prefix trees; (c) compressing the frequent itemsets generated at the first layer prefix tree to generate compressed itemsets; and (d) merging the generated compressed itemsets and mining the merged compressed itemsets by using a second layer prefix tree. Therefore, the present invention can effectively perform the frequent itemsets in the long transaction data stream environment. | 07-28-2011 |
| 20110181490 | ARTIFICIAL MAGNETIC CONDUCTOR - An artificial magnetic conductor includes a conductor layer, a ground layer, and a via. The conductor layer is formed in a first direction and includes a plurality of grid cells. The ground layer is formed in a second direction that is opposite to the first direction and generates a lower frequency than that of an artificial magnetic conductor including a plurality of grid cells having the same size as that of the plurality of grid cells of the conductor layer and a conductor plate having a form that is not modified. The via is formed between the conductor layer and the ground layer to electrically connect the conductor layer and the ground layer. | 07-28-2011 |
| 20110178768 | System and Method of Adjusting a Resistance-Based Memory Circuit Parameter - Systems and methods of resistance-based memory circuit parameter adjustment are disclosed. In a particular embodiment, a method of determining a set of parameters of a resistance-based memory circuit includes determining a range of sizes for a clamp transistor and selecting a set of clamp transistors having sizes within the determined range of sizes. For each clamp transistor in the set of clamp transistors, a simulation may be executed to generate a first contour graph representing current values over a range of statistical values. The first contour graph may be used to identify a read disturbance area and a design range of the gate voltage of the clamp transistor and a load of the clamp transistor. The method may execute a simulation to generate a second contour graph representing sense margin over a range of statistical values of the gate voltage of the clamp transistor and the load of the clamp transistor. A sense margin may be selected based on the second contour graph that also satisfies the design range of the first contour graph. A sense margin may be determined for a selected clamp transistor in the set of transistors and the corresponding gate voltage and the load of the selected clamp transistor is determined based on the determined sense margin. | 07-21-2011 |
| 20110176350 | RESISTANCE-BASED MEMORY WITH REDUCED VOLTAGE INPUT/OUTPUT DEVICE - A resistance-based memory with a reduced voltage I/O device is disclosed. In a particular embodiment, a circuit includes a data path including a first resistive memory cell and a first load transistor. A reference path includes a second resistive memory cell and a second load transistor. The first load transistor and the second load transistor are input and output (I/O) transistors adapted to operate at a load supply voltage similar to a core supply voltage of a core transistor within the circuit. | 07-21-2011 |
| 20110170494 | SYNCHRONIZATION METHOD OF FEMTOCELL BASE STATION AND FEMTOCELL BASE STATION USING THE SAME - The exemplary embodiment of the present invention provides a method of synchronizing a femtocell base station securing time synchronization of a femtocell base station by allowing the femtocell base station to transmit a symbol to a terminal belonging to the femtocell by performing the time synchronization with a preamble signal when the femtocell base station receives the preamble signal from the macrocell base station in an orthogonal frequency division multiple access (OFDMA) communication system in which a femtocell is present in a macrocell. | 07-14-2011 |
| 20110159907 | METHOD AND APPARATUS FOR SENDING AND RECEIVING CHANNEL STATE INFORMATION IN MULTIPLE-INPUT MULTIPLE-OUTPUT NETWORK WIRELESS COMMUNICATION SYSTEMS - A method and an apparatus for sending and receiving channel state information in network Multiple-Input Multiple-Output (MIMO) wireless communication systems are provided. Hybrid feedback technology is provided to transfer complete Channel State Information (CSI) to a transmitter by efficiently combining limited amounts of long-term channel information and short-term channel information are in a down link MIMO network system. | 06-30-2011 |
| 20110151019 | Heat Generating Nanomaterials - The present invention relates to a heat-generating composition, comprising a hetero-structure nanomaterial which comprises (a) a first material comprising at least one component selected from the group consisting of a metal, a metal chalcogen, a metal pnicogen, an alloy and a multi-component hybrid structure thereof; and (b) a second material comprising at least one component selected from the group consisting of metal, metal chalcogen, metal pnicogen, alloy and the multi-component hybrid structure thereof; wherein the first material is enclosed in the second material; wherein at least one of the first material and the second material comprise a magnetic material. The specific loss power of the present nanomaterial is much higher than that of conventional nanomaterials (e.g., 40-fold higher than commercially accessible Feridex) and may be controlled by changing compositions or ratios of the first material and/or the second material. The heat-generating nanomaterial of the present invention may be used in a variety of application fields, for example cancer hyperthermia. | 06-23-2011 |
| 20110144461 | PULSE FREQUENCY MEASURING METHOD AND APPARATUS - A method and an apparatus are provided for measuring a pulse frequency in a bio-signal measurement device. A bio-signal collected by a sensor is applied as an input signal of a notch filter. A filter coefficient of the notch filter is adaptively changed according to a result of tracking the bio-signal in the notch filter and calculating a pulse frequency corresponding to the filter coefficient of the notch filter. | 06-16-2011 |
| 20110144460 | PULSE FREQUENCY MEASURING METHOD AND APPARATUS - A method and an apparatus are provided for measuring a pulse frequency in a bio-signal measurement device. A bio-signal collected by a sensor is applied as an input signal of a notch filter. A filter coefficient of the notch filter is adaptively changed according to a result of tracking the bio-signal in the notch filter and calculating a pulse frequency corresponding to the filter coefficient of the notch filter. | 06-16-2011 |
| 20110142159 | METHOD AND APPARATUS FOR HYBRID VIRTUAL MIMO TRANSMISSION IN WIRELESS AD-HOC NETWORK - A hybrid virtual multiple-input multiple-output (V-MIMO) transmission method of a management node in a wireless ad-hoc network in which a transmission path from a source node to a destination node is divided into one or more sections is provided. The hybrid V-MIMO transmission method includes obtaining one or more pieces of node information of one or more nodes by transmitting an information request message to the nodes in response to a transmission request message for data transmission from the source node to the destination node; setting a shortest path (SP) from the source node to the destination node based on the obtained node information; determining transmission schemes individually for nodes present on the SP; issuing a transmission preparation request by transmitting the determined transmission schemes to the respective corresponding nodes; and transmitting a transmission start message to the source node in response to transmission ready responses from the respective nodes. | 06-16-2011 |
| 20110135729 | Methods for Controlling Heat Generation of Magnetic Nanoparticles and Heat Generating Nanomaterials - The present invention relates to a method for controlling heat generation of a magnetic nanomaterial, comprising the steps of: (a) mixing (i) a nanomaterial precursor comprising a metal precursor material and a predetermined amount of a zinc precursor with (ii) a reaction solvent; and (b) preparing a zinc-containing magnetic nanomaterial from the mixture of step (a) comprising a zinc doped metal oxide nanomaterial matrix; and wherein a specific loss power of the zinc-containing magnetic nanomaterial is varied depending an amount of zinc to be doped, whereby the heat generation of the magnetic nanomaterial is controlled. In addition, the present invention relates to a heat-generating nanoparticle and a composition for hyperthermia. The present invention suggests a novel approach to improve a heat generation of a magnetic nanomaterial. According to the present invention, the specific loss power can be controlled by changing a zinc-content to be introduced into nanomaterials and therefore a composition for hyperthermia showing controlled heat generation potential can be successfully provided. | 06-09-2011 |
| 20110135652 | Novel Use of Idbf - There are provided Idbf (inhibitor of Dvl and Bone formation) which is a novel Dvl-binding protein that binds to Dvl to inhibit signal transduction carried out through the Wnt/β-catenin signaling pathway, a gene for coding for the same, the use thereof, and the use of an inhibitor of the Idbf. The Idbf was known to be expressed by activation of the Wnt/β-catenin signaling pathway and bind to Dvl to block signal transduction carried out through the Wnt/β-catenin signaling pathway. Therefore, the Idbf can be used in development of medicines for inhibiting the signal transduction carried out through the Wnt/β-catenin signaling pathway, and an Idbf inhibitor can be used in preparation of medicines for activating the signal transduction carried out through the Wnt/β-catenin signaling pathway. | 06-09-2011 |
| 20110124118 | MICROFLUIDIC STRUCTURE FOR DETECTING BIOMOLECULE AND MICROFLUIDIC DEVICE COMPRISING THE SAME - Disclosed are a micro-fluidic structure for detecting biomolecules and a micro-fluidic device having the same. More particularly, a target material including at least two cis-diols is detected by a first material containing a boronate moiety and a second material containing another boronate moiety while generating electrical signals. | 05-26-2011 |
| 20110123439 | Dual-Modality PET/MRI Contrast Agents - The present invention relates a dual-modality PET (positron emission tomography)/MRI (magnetic resonance imaging) contrast agent, a hybrid nanoparticle comprising: (a) a magnetic signal generating core; (b) a water-soluble multi-functional ligand coated on the signal generating core; and (c) a positron emitting factor linked to the water-soluble multi-functional ligand. The contrast agent of the present invention is the dual-modality contrast agent enabling to perform PET and MR imaging and can effectively obtain images having the merits of PET (excellent sensitivity and high temporal resolution) and MR (high spatial resolution and anatomical information) imaging. The contrast agent of the present invention is very useful for non-invasive and highly sensitive real-time fault-free imaging of various biological events such as cell migration, diagnosis of various diseases (e.g., cancer diagnosis) and drug delivery. | 05-26-2011 |
| 20110104741 | Screening Method for Inhibitors of Cancer Cell Invasion and Screening System Thereof - This invention relates to a screening method for an inhibitor to cancer cell invasion, comprising the steps of: (a) co-culturing cancer cells and a carcinoma-associated fibroblasts (CAFs) in a multi-chamber containing a upper-chamber, a lower-chamber and a porous filter separating the upper-chamber from the lower-chamber; in which each cancer cells and CAFs is inoculated into the upper-chamber and the lower-chamber of the multi-chamber, and then a candidate is added to the upper-chamber; and (b) measuring the number of cancer cells passing the porous filter. According to the screening system and screening method using the same, the inhibitor to cancer cell invasion is able to be screened in a high-throughput manner. | 05-05-2011 |
| 20110097730 | Recombinant Sars-Cov nsp12 and the Use of Thereof and the Method for Producing it - The present invention relates to a recombinant severe acute respiratory syndrome coronavirus (SARS-CoV) non-structural protein (nsp) 12 with an RNA polymerase activity, its expression vector, its preparation method, and its use. According to the present invention, a soluble recombinant SARS-CoV nsp12 with an RdRp activity of initiating SARS-CoV genome synthesis can be over-expressed in the transformed host cells, and conveniently purified with high purity. An in vitro replication system important for studying SARS-CoV replication can be established with the purified recombinant SARS-CoV nsp12. SARS-CoV nsp12 produced by the present invention can also be used as a target for the development of anti-viral agents against SARS-CoV. In addition, materials inhibiting RNA-dependent RNA polymerase (RdRp) activity of nsp12 can be screened efficiently according to the present invention as the optimal conditions for the RdRp assay with SARS-CoV nsp12 were found. | 04-28-2011 |
| 20110096237 | APPARATUS AND METHOD FOR COLOR ROLLING SUPPRESSION - An apparatus and method for suppressing color rolling are provided. The apparatus includes a digital signal processor which detects first motion information on a current frame and second motion information on at least one of a plurality of neighboring frames, calculates a gain based on the first and second motion information, and applies the gain to at least one channel of the current frame. | 04-28-2011 |
| 20110076256 | Human Neural Stem Cell and Pharmaceutical Composition for the Treatment of Central or Peripheral Nervous System Disorders or Injuries Using Same - The present invention relates to a human neural stern cell, and to a pharmaceutical composition for the treatment of central or peripheral nervous system disorders and injuries using same. More particularly, the present invention relates to a human telencephalon-derived human neural stem cell effective in the treatment of nervous system disorders and injuries, and to a pharmaceutical composition for the treatment of nervous system disorders and injuries using same, to the use of the human neural stem cell for preparing therapeutic agents for the treatment of nervous system disorders and injuries, and to a method for treating nervous system disorders and injuries, capable of administrating an effective amount of the human neural stem cells into individuals that need the human neural stem cells. The human neural stem cell of the present invention has active effects for treating patients of neural system disorders and injuries, specifically for treating patients with a severe spinal cord injury, ischemic brain damage, epilepsy, and Alzheimer's disease, known to have no special treatment as of present and remain with permanent neurological aftereffects. Accordingly, the pharmaceutical composition containing the human neural stem cell of the present invention provides a novel method for treating neural system injuries. | 03-31-2011 |
| 20110051254 | LIQUID LENS - A variable-focus liquid lens is provided. The liquid lens includes a membrane and a fluid. The membrane is made of a transparent elastomer, and the fluid fills a predetermined space to contact at least a lens surface of the membrane. The membrane and the fluid are respectively made of materials repulsive to each other, for example, hydrophilic and hydrophobic materials or oleophilic and oleophobic materials. Accordingly, a repulsive force between the fluid and the membrane can prevent the absorption or leaking of the fluid into/through the membrane. | 03-03-2011 |
| 20110019755 | DATA TRANSMISSION METHOD AND APPARATUS BASED ON JOINT SPACE DIVISION MULTIPLE ACCESS TECHNOLOGY IN COLLABORATIVE DOWNLINK MIMO SYSTEM - A channel condition information feedback method and apparatus are provided for a collaborative wireless communication network using a multiple input multiple output antenna system. The apparatus includes a downlink channel estimator that estimates channels of adjacent base stations, groups base stations from among the adjacent base stations that are capable of collaborative communication, and obtains a maximum singular vector to base stations belonged to a same group; and a vector selector which selects a weight io vector most accurately representing the maximum singular vector and a complex variable most accurately representing the maximum singular vector in combination with the weight vector. | 01-27-2011 |
| 20110007969 | METHOD AND APPARATUS FOR CORRECTING LENS SHADING - A lens shading correction method and apparatus are provided for removing vignetting occurring in digital images due to lens shading. A white image captured by an image pickup device and an image pickup unit is separated into reference white images corresponding to color channels. A vignetting center having a maximum light intensity is estimated in each of the reference white images. Multiple reference segments on each of the reference white images are defined. A lens shading correction value corresponding to each pixel constituting the reference segments are calculated using a corresponding light intensity. A lens shading correction function corresponding to each reference segment is derived using a corresponding lens shading correction value. Vignetting of a general image received in a general image processing mode is removed, using the derived multiple lens shading correction functions. | 01-13-2011 |
| 20100324850 | Static Noise Margin Estimation - In a particular embodiment, a method is disclosed that estimates a total static noise margin of a bit cell of a memory. The method includes determining a correlation coefficient of a left static noise margin of the bit cell as compared to a right static noise margin of the bit cell and estimating a total static noise margin of the bit cell by evaluating an analytical function based on the correlation coefficient. | 12-23-2010 |
| 20100322139 | Apparatus and method for simultaneous transmission scheduling in a multi-hop cellular system - An apparatus and method for simultaneous transmission scheduling in a multi-hop cellular system are provided, in which a base station presets simultaneous transmission relay station set information and transmits the simultaneous transmission relay station set information to relay stations managed by the base station, and an relay station receives the simultaneous transmission relay station set information from the base station, determines, upon receipt of a data frame from the base station, a state of the relay station preset in relation to a receiving relay station for the data frame by comparing an ID of the receiving relay station included in the data frame with the simultaneous transmission relay station set information, and operates according to the preset state. | 12-23-2010 |
| 20100321976 | Split Path Sensing Circuit - A sensing circuit is disclosed. The sensing circuit includes a first path including a first resistive memory device and a second path including a reference resistive memory device. The first path is coupled to a first split path including a first load transistor and to a second split path including a second load transistor. The second path is coupled to a third split path including a third load transistor and to a fourth split path including a fourth load transistor. | 12-23-2010 |
| 20100312551 | METHOD AND AN APPARATUS FOR PROCESSING A SIGNAL - Disclosed is a method of processing a signal, which includes receiving at least one of a first signal and a second signal, receiving mode information, and coding the at least one of the first signal and the second signal using at least one of a first coding scheme and a second coding scheme according to the mode information, wherein the mode information is information for indicating that a prescribed mode corresponds to which one of at least three modes. | 12-09-2010 |
| 20100305657 | NERVOUS DEVICE USING AT LEAST ONE NANO-WIRE - The present invention relates to a neural device comprising wires transmitting and receiving electric signals. More specifically, the present invention relates to a structure of the neural device comprising wires which effectively obtain electric signals developed in nerve fibers and transmit electric stimuli to the nerve fibers. The neural device according to the present invention is connected to a processing module processing electric signals detected from nerve fibers, and the neural device is inserted in nerve fibers via nanowires to obtain electric signals from the nerve fibers, or inserted in the nerve fibers to transmit electric stimuli. The neural device may further provide with at least one through-hole and support. The neural device according to the present invention has an advantage that may obtain electric signals without killing nerve fibers or provide them with electric stimuli. | 12-02-2010 |
| 20100296097 | SCANNING OPTICAL MEASUREMENT APPARATUS HAVING SUPER RESOLUTION - Provided is a scanning optical measurement apparatus having super resolution. The scanning optical measurement apparatus includes: a light source; a first lens, which focuses light irradiated from the light source; a first pin hole, which is disposed next to the first lens; a second lens, which diverges light that passed through the first pin hole; a scanning unit, which scans light that passed through the second lens; a first beam splitter, which is disposed between the second lens and the scanning unit; an object lens, which focuses light that passed through the scanning unit on the subject; a slide, where the subject is placed; an optical probe, which reflects the light that passed through the subject after being irradiated from the light source; a second beam splitter, which is disposed between the scanning unit and the object lens; a first optical detector, which detects the light that passed through the first beam splitter after being reflected from the subject and the optical probe; a second pin hole, which is disposed between the first beam splitter and the first optical detector; and a second optical detector, which detects light that passed through the second beam splitter after being reflected from the subject and the optical probe. | 11-25-2010 |
| 20100273498 | APPARATUS AND METHOD FOR INTERFERENCE MITIGATION IN A WIRELESS COMMUNICATION SYSTEM - An apparatus and method for mitigating inter-cell interference in a macro Base Station (BS) of a wireless communication system having at least one femto cell are provided. The method includes restricting the use of at least one code among at least one available code when forming a beam by resource block, constructing a codebook set for each resource block, when feedback information is received from at least one Mobile Station (MS), allocating a resource to the MS in consideration of the feedback information, determining a weight for forming a beam to the MS in consideration of the codebook set for each resource block and the resource allocated to the MS, and forming the beam to the MS using the weight. | 10-28-2010 |
| 20100272905 | CATALYTIC SURFACE ACTIVATION METHOD FOR ELECTROLESS DEPOSITION - Provided is a catalytic surface activation method for electroless deposition comprising a metallic aerosol nanoparticle generation step of generating metallic aerosol nanoparticles, which act as plating initiation catalyst; a metallic aerosol nanoparticle fixation step of fixing the resultant metallic aerosol nanoparticles on a plating surface; and an electroless deposition step of impregnating the material to be plated in an electroless deposition solution to form a plating layer on the plating surface on which the metallic aerosol nanoparticles have been fixed. The catalytic surface activation method for electroless deposition of the present invention is applicable to large-scale plating with simple process and superior applicability, improves the plating characteristics with little impurity generation, requires no post-treatment process for removing impurities and is environment-friendly with no wastewater generation by directly fixing metallic aerosol nanoparticles on the material to be plated. | 10-28-2010 |
| 20100272904 | CATALYTIC SURFACE ACTIVATION METHOD FOR ELECTROLESS DEPOSITION - Provided is a catalytic surface activation method for electroless deposition comprising a metallic aerosol nanoparticle generation step of generating metallic aerosol nanoparticles, which act as plating initiation catalyst; a metallic aerosol nanoparticle fixation step of fixing the resultant metallic aerosol nanoparticles on a plating surface; and an electroless deposition step of impregnating the material to be plated in an electroless deposition solution to form a plating layer on the plating surface on which the metallic aerosol nanoparticles have been fixed. The catalytic surface activation method for electroless deposition of the present invention is applicable to large-scale plating with simple process and superior applicability, improves the plating characteristics with little impurity generation, requires no post-treatment process for removing impurities and is environment-friendly with no wastewater generation by directly fixing metallic aerosol nanoparticles on the material to be plated. | 10-28-2010 |
| 20100270710 | FORMING METHOD OF MAGNETIC PATTERN AND MANUFACTURING METHOD OF PATTERNED MEDIA USING THE SAME - The present invention relates to a method for fabricating a magnetic pattern and a method for manufacturing a patterned media through fabrication of the magnetic pattern. The method for fabricating the magnetic pattern according to an embodiment of the present invention comprises the steps of (a) coating a pattern forming layer for fabricating a magnetic pattern on a substrate; (b) forming a mask layer that has a designed opening pattern with a nano imprinting process using a stamp that has a nanostructure pattern on the pattern forming layer; and (c) converting an area of the pattern forming layer that corresponds to the predetermined opening pattern into a magnetic area by irradiating a predetermined hydrogen ion beam onto the mask layer. | 10-28-2010 |
| 20100268825 | SCHEDULING METHOD AND SCHEDULING INFORMATION SYNCHRONIZING METHOD IN WIRELESS AD HOC NETWORK - A decentralized scheduling method in a wireless ad hoc network is provided which includes grouping nodes in the network cluster by cluster, determining a cluster head of each cluster, and sequentially performing scheduling cluster by cluster. Accordingly, it is possible to provide an efficient cluster-based scheduling method which is quickly adapt to changes and reduces power consumption. | 10-21-2010 |
| 20100221894 | METHOD FOR MANUFACTURING NANOWIRES BY USING A STRESS-INDUCED GROWTH - Provided is a method for manufacturing a nanowire using stress-induced growth. The method includes: providing a substrate with an intermediate layer formed thereon; forming thin film on the intermediate layer, wherein the thin film made of material having more than 2×10 | 09-02-2010 |
| 20100220333 | OPTICAL COHERENCE TOMOGRAPHY - This invention relates to an optical coherence tomography, in which a light source and an optical linear beam forming system are adopted to obtain two dimensional image of high quality resolution within short time without affection by any mechanical movements. For such purpose, the optical linear beam forming system ( | 09-02-2010 |
| 20100215621 | Recombinant Adenoviruses Capable Of Regulating Angiogenesis - The present invention relates to a recombinant adenovirus capable of regulating angiogenesis, which comprises (a) an adenoviral ITR (inverted terminal repeat) nucleotide sequence; and (b) a transcription regulatory sequence for a VEGF-A (vascular endothelial growth factor-A) gene comprising (i) a nucleotide sequence encoding a DNA binding domain comprising a zinc finger domain to bind to a site in a VEGF-A promoter sequence as set forth in nucleotides 1-2362 of SEQ ID NO:1, and (ii) a transcription activation domain or a transcription inhibitory domain linked to the nucleotide sequence encoding the DNA binding domain; and a pharmaceutical composition comprising the recombinant adenovirus. | 08-26-2010 |
| 20100194456 | Delay locked loop, electronic device including the same, and method of operating the same - A delay locked loop controls a plurality of delay blocks included in a delay line and thus generate a plurality of clock signals which have a frequency obtained by multiplying a frequency of a reference clock signal, an accurate phase delay, and a constant duty cycle. The delay locked loop calculates an initial delay value and applies it to the delay blocks, thereby preventing harmonic locking and reducing locking time. | 08-05-2010 |
| 20100181200 | TRANSITION METAL/CARBON NANOTUBE COMPOSITE AND METHOD OF PREPARING THE SAME - A transition metal/carbon nanotube composite includes a carbon nanotube and a transition metal oxide coating layer disposed on the carbon nanotube. The transition metal oxide coating layer includes a nickel-cobalt oxide | 07-22-2010 |
| 20100175734 | Thermoelectric nanowire and method of manufacturing the same - A thermoelectric nanowire and a method of manufacturing the same, in which an oxide layer and a thermoelectric material layer, both of which have different thermal expansion coefficients, are stacked on a substrate, and a single crystal thermoelectric nanowire is grown from a thermoelectric material using the compressive stress caused by the difference between the thermal expansion coefficients. The method includes preparing a substrate on which an oxide layer is formed, forming a plurality of nanoparticles, each of which includes aluminum (Al), silver (Ag), iron (Fe) or oxides thereof, on the oxide layer, forming a thermoelectric material thin film, which has thermoelectric properties, above the oxide layer so as to include the nanoparticles formed on the oxide layer, heat-treating the substrate having the thermoelectric material thin film to grow the thermoelectric nanowire containing the nanoparticles, and cooling the substrate at room temperature after the heat-treatment. | 07-15-2010 |
| 20100169691 | APPARATUS AND METHOD FOR DETERMINING OPERATION MODE OF NODE IN AD HOC NETWORK - Provided is a method of determining an operation mode of a node in an ad hoc network. The method includes: monitoring a measured amount of residual energy of the node and comparing the measured amount of residual energy of the node with an amount of residual energy theoretically calculated for the node; identifying an amount of information in a queue included in the node; calculating a relay probability of the node by reflecting the identified amount of information in the queue and the result of comparing the measured amount of residual energy of the node with the theoretically calculated amount of residual energy for the node; and determining the operation mode of the node to be one of a relay mode and a transmission mode, based on the calculated relay probability of the node. The method enables nodes to exchange information about their respective amounts of residual energy and analyze the information without using additional resources and processes. | 07-01-2010 |
| 20100153811 | METHOD FOR DECODING USING DYNAMIC SCHEDULING SCHEME FOR LOW DENSITY PARITY CHECK CODES AND APPARATUS THEREOF - Disclosed is a decoding method and device for low density parity check codes using dynamic scheduling. The low density parity check codes are sequentially decoded, and the messages are scheduled in the descending order of the difference between values before and after updating the message transmitted from the variable node to the check node. | 06-17-2010 |
| 20100142625 | METHOD FOR GENERATING AND PROCESSING HIERARCHICAL PES PACKET FOR DIGITAL SATELLITE BROADCASTING BASED ON SVC VIDEO - A method for generating and processing a hierarchical packetized elementary stream (PES) packet for digital satellite broadcasting based on SVC (Scalable Video Coding) video is disclosed. That is, when SVC video is applied to a digital satellite broadcasting system, a transmitter side can generate a hierarchical PES packet in consideration of a hierarchical structure of SVC video and a receiver side can effectively process a received hierarchical PES packet. | 06-10-2010 |
| 20100131644 | RESOURCE ALLOCATION METHOD IN WIRELESS NETWORK - Provided is a resource allocation method performed in a wireless network formed of a plurality of nodes, the resource allocation method including the operations of forming clusters and electing cluster heads respectively for the clusters; determining whether a node from among the plurality of nodes forming the wireless network is an edge node; if the node is not the edge node according to a result of the determining, collecting link information related to other nodes in a cluster that comprises the node, and delivering the link information to a cluster head of the cluster; and if the node is the edge node according to a result of the determining, otherwise, obtaining link information and scheduling information from an edge node of another cluster within a communication range with the cluster comprising the edge node, and delivering the link information and scheduling information to the cluster head. The resource allocation method decentralizes a load of calculations to several nodes, wherein the load may be centralized to one node in a large ad-hoc network, so that an energy efficiency of the node may be increased, and since the several nodes sequentially perform simple calculation, a total of the resource allocation time may be reduced. | 05-27-2010 |
| 20100112562 | Mutation Implicated in Abnormality of Cardiac Sodium Channel Function - A novel mutation in the SCN5A gene is associated with loss of cardiac sodium channel function. Analysis of the novel mutation provides an early diagnosis of subjects with cardiac diseases or disorders caused by loss of cardiac sodium channel function, particularly Brugada syndrome. Diagnostic methods include analyzing the sequences of the SCN5A gene or protein of an individual to be tested and comparing them with the sequences of the native, nonvariant SCN5A gene or protein. Pre-symptomatic diagnosis of these syndromes will enable practitioners to treat these disorders using existing medical therapy, e.g., using sodium channel blockers or through electrical stimulation. | 05-06-2010 |
| 20100110238 | METHOD AND APPARATUS FOR CANCELING CHROMATIC ABERRATION - Provided are a method and apparatus for canceling chromatic aberration. In the method, only chrominance signals are filtered using an asymmetrical mask according to the characteristics of chromatic aberration occurring from among a luminance/chrominance coordinates system. Accordingly, it is possible to cancel chromatic aberration regardless of the characteristics of a lens and prevent the resolution of the original image from degrading. | 05-06-2010 |
| 20100106723 | METHOD AND SYSTEM OF CLUSTERING FOR MULTI-DIMENSIONAL DATA STREAMS - A method for clustering multi-dimensional data streams includes: when data elements are input, determining 1-D subclusters and assigning identifiers to the determined 1-D subclusters; (b) generating a matching set that is a set of identifiers of the 1-D subclusters where each dimensional value of the data elements belongs to the range of the 1-D subclusters of the corresponding dimensions; and (c) determining subclusters by finding a set of frequently co-occurring 1-D subclusters among a set of 1-D subclusters that belong to the generated matching set. With the present invention, the processing time required to find the subclusters can be improved and the performance of the memory is further improved. | 04-29-2010 |
| 20100105726 | IMIDAZOLE DERIVATIVES THAT INDUCE APOPTOSIS AND THEIR THERAPEUTIC USES - The present invention relates to a pharmaceutical composition comprising compound for induction of apoptosis, a method for inducing cancer cell apoptosis, a method to suppress lymphocyte activation, a method to improve intracellular trafficking of misfolded mutants and a screening method to identify additional compounds useful for inducing apoptosis, and more specifically, it relates to pharmaceutical compositions comprising imidazole derivatives as active gradients for induction of apoptosis to treat various diseases including cancers and immune-related diseases, the method of inducing apoptosis by treating cancer cells with the said pharmaceutical composition, the method of inactivating human lymphocytes by treating lymphocytes with the said pharmaceutical composition, the method of improving intracellular trafficking of misfolded mutants by treating cells containing the mutants with the said pharmaceutical composition, and the screening method for identifying additional compound useful for inducing apoptosis, wherein cells are incubated with the said pharmaceutical composition and detected. | 04-29-2010 |
| 20100098897 | HIGH DENSITY INFORMATION STORAGE MEDIUM HAVING PLASMONIC NANO DEVICE - A high density information storage medium includes a recording layer in which information is stored; a thin metal film placed on the recording layer and having a structure in which nano-apertures having a size of several nanometers to several hundred nanometers are defined at regular intervals; and a protective layer placed on the thin metal film. As light irradiated from above the protective layer passes through the nano-apertures, physical characteristics of the recording layer are changed, whereby information is stored. | 04-22-2010 |
| 20100096071 | METHOD FOR MANUFACTURING HYDROGEN SENSORS USING Pd NANO WIRE - Disclosed is a method for manufacturing a hydrogen sensor using Pd nano-wires. The method includes steps of forming an external electrode pattern on a substrate applying a first resin layer to the substrate and forming a resin layer nano-channel pattern; depositing Pd on the substrate having the nano-channel pattern, by sputtering, and removing the first resin layer to form Pd nano-wires; applying a second resin layer to the substrate having the Pd nano-wires, and forming a resin layer pattern on the external electrode pattern, at opposing ends of the Pd nano-wires, and at predetermined positions between the external electrode pattern and the opposing ends of the Pd nano-wires; and depositing conductive metal on the resin layer pattern and removing the resin layer pattern, thereby electrically connecting the external electrode pattern to the Pd nano-wires. | 04-22-2010 |
| 20100029260 | APPARATUS AND METHOD FOR RECOMMENDING A COMMUNICATION PARTY ACCORDING TO A USER CONTEXT USING A MOBILE STATION - An apparatus and method for recommending a communication party according to a user context in an MS, in which log information received and stored in the MS is retrieved, current context information about the MS is estimated using the log information, similarities of all communication parties stored in a phonebook of the MS are calculated, and communication parties are recommended by comparing the similarities. | 02-04-2010 |
| 20100028453 | MULTI -FUNCTIONAL NANOPARTICLES PARTIALLY-DEPOSITED WITH GOLD FILM - Disclosed herein are multifunctional nanoparticles, comprising: polymer nanoparticles formed by loading a drug into a polymer; a gold thin film deposited on a portion of the surface of the polymer nanoparticles; and an antibody to a substance expressed on the surface of a cell to which the drug is to be delivered, the antibody being conjugated to the gold thin film. Also disclosed is a method for preparing multifunctional nanoparticles, the method comprising the steps of: loading a drug into a polymer to prepare polymer nanoparticles; depositing a portion of the surface of the polymer nanoparticles with a gold thin film; conjugating to the gold thin film an antibody to a substance expressed on the surface of a cell to which the drug is to be delivered; and separating from the resulting nanoparticles those in which a portion of the surface of the polymer nanoparticles is deposited with the gold thin film and conjugated with the antibody. Furthermore, disclosed are a composition containing the multifunctional nanoparticles and a method for diagnosing and treating disease using the composition. | 02-04-2010 |
| 20100027886 | METHOD AND APPARATUS FOR ELIMINATING CHROMATIC ABERRATION - A method and apparatus for eliminating chromatic aberration; in an embodiment, only the chrominance signal is filtered in the luminance/chrominance coordinates so as to eliminate the chromatic aberration so that the chromatic aberration can be eliminated regardless of a property of a lens. In addition, there are advantages in not only eliminating the chromatic aberration but also preventing resolution of the original image from being damaged. | 02-04-2010 |
| 20100015478 | METHOD AND APPARATUS FOR MEASURING METHANOL VAPOR CONCENTRATION, METHOD OF CONTROLLING METHANOL VAPOR CONCENTRATION IN A FUEL CELL, AND FUEL CELL USING THE SAME - A method of measuring methanol vapor concentration on a real-time basis and a methanol vapor concentration measuring apparatus used in fuel cells. The method of measuring methanol vapor concentration involves using an absorption spectrometry technique, that is, after measuring intensities I | 01-21-2010 |
| 20100008288 | COMMUNICATION SYSTEM USING HIERARCHICAL MODULATION SCHEME OR NETWORK CODING SCHEME - A communication system using a hierarchical modulation scheme and/or a network coding scheme is provided. A relay node included in the communication system may generate a relay packet by applying a network coding scheme to a hierarchically modulated source packet and to a destination packet received from a destination node. The relay packet is transmitted to a source node and a destination node, and the source node and the destination node may extract a desired packet from a relay packet. The communication system also may adaptively determine an optimal communication mode. | 01-14-2010 |
| 20100002230 | APPARATUS FOR MEASURING LIGHT PROCEEDING BACKWARD WITH PLASMONIC DEVICE - An apparatus for measuring light proceeding backward to which a plasmonic device is applied is disclosed. A disclosed optical apparatus according to the present invention includes: a plasmonic device including a thin metal film having apertures having a nano-sized diameter, disposed close to an object, and generating a near field in front of the apertures; a polarization modulation unit for adjusting the polarized state of light entering through the apertures of the plasmonic device, and making the light reflecting the strength of the near field proceed backward through the nano-apertures of the plasmonic device, and a measuring unit detecting properties of the object from the light proceeding backward from the polarization modulation unit. | 01-07-2010 |
| 20090308797 | Hollow fiber membrane module and method for making thereof - The present invention purposes to provide a hollow fiber membrane module that minimizes the error rate in a manufacturing process thereof, disperses weight by separating an enlarged hollow fiber membrane module into a plurality of small modules, and provides a manufacturing method thereof. The present invention includes a central water tube having a plurality of inlets formed in the circumferential direction thereof, a central air tube provided in the central water tube, a plurality of housings longitudinally provided in the circumferential direction of the central water tube, a hollow fiber membrane provided in the respective housing and in which water is treated by difference of pressure, a fixing part fixing the lower part of the hollow fiber membrane to the housing, and a collector provided in the lower part of the housing, a plurality of small modules being provided in the housing. | 12-17-2009 |
| 20090295956 | Decimation filters, analog-to-digital converters including the same, and image sensors including the converters - An image sensor includes an analog-to-digital converter (ADC) and a decimation filter. The decimation filter includes a first digital data generator and a second digital data generator. The first digital data generator is configured to integrate sigma-delta modulated M-bit pixel data and output N-bit pixel data based on an integration result. The second digital data generator is configured to integrate the N-bit pixel data, generate P-bit pixel data based on an integration result, and output the P-bit pixel data as decimated data. | 12-03-2009 |
| 20090274910 | Surface Modified Organic Inorganic Hybrid Glass, Protecting Group Induced Alcohol or Its Derivative and Producing Method Thereof - Disclosed are a protected alcohol or derivative thereof, a surface-modified organic-inorganic hybrid glass, and preparation methods thereof. More specifically, disclosed are a protected alcohol or derivative thereof and a surface-modified organic-inorganic hybrid glass, which are prepared by allowing a silane compound, having vinyl or a vinyl derivative, to react with an alcohol or derivative thereof or with an organic-inorganic hybrid glass, in the presence of an acid catalyst, a transition metal catalyst and an organic solvent, so as to introduce an organic group thereto even at room temperature, as well as preparation methods thereof. The disclosed invention allows a functional group to be effectively introduced into alcohol or a derivative thereof or into an organic-inorganic hybrid glass, not only high temperatures but also room temperature, and thus is highly effective in introducing compounds having a thermally sensitive functional group, for example, natural compounds or proteins. Also, the invention makes it possible to introduce various organic groups and to separate and purify organic macromolecule-bonded organosilane compounds using a silica gel column so as to effectively introduce large organic functional groups to inorganic materials. Accordingly, the invention is highly useful in the chemical industry. | 11-05-2009 |
| 20090270590 | Surface Modified Inorganic Material and Producing Method Thereof - A surface-modified inorganic material and a preparation method thereof. A surface-modified inorganic material is provided which is obtained by allowing an organosilane compound having allyl or an allyl derivative to react with an inorganic material, particularly solid silica or ITO glass, in the presence of an acid and an organic solvent, to introduce an organic group into the inorganic material even at room temperature, as well as a preparation method thereof. The invention can effectively introduce the organic group into the inorganic material even at room temperature, and thus is very effective in introducing compounds having a thermally sensitive functional group, for example, natural compounds or proteins. It is possible to introduce various organic groups into an inorganic material and to separate and purify organic molecule-bonded organosilane compounds using a silica gel column to effectively bond them to inorganic materials. Accordingly, the invention is very useful in the chemical industry. | 10-29-2009 |
| 20090262871 | Receiver and method for detecting signal in multiple antenna system - Provided are a receiver and a method for detecting a signal in a multiple antenna system. The receiver includes a filter coefficient calculator and a signal detector. After separating a first signal portion and a second signal portion, the filter coefficient calculator calculates an MMSE filter coefficient using a Matrix Inversion Lemma such that an inverse matrix of the first signal portion has a predetermined constant value regardless of a repetition signal detection process. The signal detector detects a relevant transmission signal from an interference-removed reception signal using the MMSE filter coefficient. | 10-22-2009 |
| 20090258076 | WATER-SOLUBLE MAGNETIC OR METAL OXIDE NANOPARTICLES COATED WITH LIGANDS, PREPARATION METHOD AND USAGE THEREOF - This invention provides water-soluble magnetic or water-soluble metal oxide nanoparticles, which are coated with phase transfer ligands having an adhesive region, an adhesive region-crosslinking region, or an adhesive region-reactive region, and also provides a method of preparing water-soluble magnetic or metal oxide nanoparticles, the method including (1) synthesizing water-insoluble magnetic or metal oxide nanoparticles in an organic solvent; (2) dissolving the water-insoluble magnetic or metal oxide nanoparticles in a first solvent and dissolving a phase transfer ligand in a second solvent; and (3) mixing the two solutions achieved in step (2) to thus exchange the surface of the water-insoluble magnetic or metal oxide nanoparticles with the phase transfer ligand. Further, the water-soluble magnetic and water-soluble metal oxide nanoparticles coated with the phase transfer ligand can be used in various fields, including the separation and detection of materials, the diagnosis and treatment of diseases, and the decomposition of microorganisms and contaminants. | 10-15-2009 |
| 20090252246 | Receiving apparatus and method for maximum likelihood in a single carrier system - A receiving apparatus and method of a Maximum Likelihood (ML) scheme in a Single-Carrier (SC) system are provided. The apparatus includes at least two antennas, at least two Orthogonal Frequency Division Multiplexing (OFDM) demodulators, at least two subcarrier mappers, at least two OFDM modulators, and a detector. The antennas receive signals. The OFDM demodulators convert the signals into frequency domain signals. The subcarrier mappers confirm signals mapped to frequency domain subcarriers. The OFDM modulators convert the signals into time domain signals. The detector constructs at least one set for candidate transmission symbols and detects receive signals through ML detection using the set. | 10-08-2009 |
| 20090222528 | Resource sharing method and system - A resource sharing method for a resource sharing system for a plurality of edge peers that individually store a resource and a plurality of super peers that manage the plurality of edge peers or resource information including a name of the resource that includes at least one key word is provided. In the resource sharing system, the super peers distribute and manage resource information of the edge peers according to a key word. Therefore, if a resource is requested using part of a name of a resource desired by a certain edge peer, the super peer searches for resources including the resource desired by the edge peer. Therefore, a user of an edge peer may acquire a desired resource even using part of a name of a desired resource. | 09-03-2009 |
| 20090185306 | GAP SERVO CONTROL METHOD AND APPARATUS IN NEAR-FIELD OPTICAL DISC DRIVE - A gap servo control method and apparatus for increasing a disturbance cancellation capability and decreasing the occurrence of an overshoot in a near-field optical disc drive include: generating an actuator driving signal of a transient response process by using a signal obtained by removing a disturbance contained in the gap error signal using a first band when a level of a gap error signal reaches a first level; and generating the actuator driving signal of the transient response process by using a signal obtained by removing the disturbance contained in the gap error signal using a second band when the level of the gap error signal reaches a second level. | 07-23-2009 |
| 20090169425 | APPARATUS AND METHOD FOR DISINFECTING FOOD USING PHOTO-CATALYTIC REACTION OF TITANIUM DIOXIDE AND ULTRAVIOLET RAYS - The present invention discloses an apparatus and method for disinfecting an object in a batch, continuous, or mixed mode. The apparatus according to the present invention comprises a bath to/from which water is flowed in/drained out; and at least one ultraviolet ray (UV) lamp unit assembly mounted in the bath, each UV lamp unit assembly including a plurality of UV lamp units. Each UV lamp unit comprises a quartz tube, a UV lamp mounted in the quartz tube and a photo-catalyst layer of titanium dioxide formed on an outer surface of the quartz tube to disinfect an object in the bath by the photo-catalytic reaction of titanium dioxide and UV. The apparatus of the present invention may comprise a conveyer device comprising a driving roller, driven rollers and a conveyer belt wound around the rollers, the conveyer device is divided into an inlet portion formed at a first outside of the bath, a conveying portion formed in water in the bath and a discharging portion formed at a second outside of the bath. | 07-02-2009 |
| 20090168688 | RELAY STATION OPERATED ACCORDING TO QOS LEVEL OF SERVICE PACKET AND METHOD OF OPERATING RELAY STATION - A relay station, including a delay information storage unit to store remaining delay information generated in a path from a target relay node to a destination node; an order determination unit to determine an order of processing service packets with a plurality of quality of service (QoS) levels using the remaining delay information, the service packets being received from a neighbor node; and a processing unit to process the service packets in the determined order. | 07-02-2009 |
| 20090163693 | Photoactive aromatic polymers and preparation methods thereof - A photoactive aromatic polymer having high fluorescence, including an aromatic compound as a backbone, through the polymerization of aromatic polycyclic monomers and a photoactive aromatic polymer having high conductivity and fluorescence even in a state in which the photoactive aromatic polymer is formed into a thin film. | 06-25-2009 |
| 20090141667 | METHOD FOR ROUTING MESSAGE IN WIRELESS NETWORK BASED ON RELAY PROBABILITY - Provided is a method for routing a message in a wireless network based on relay probability. The method allows dynamic delivery of a message by calculating the relay probability of each node for message transmission, measuring the strength of a beacon signal received from a destination node, and determining a node that will relay a message based on the relay probability and the strength of beacon signal. | 06-04-2009 |
| 20090139866 | DEVICE FOR SEPARATING MICRO PARTICLES AND A METHOD FOR FABRICATING THE DEVICE - A device for separating micro particles is provided. The separating device comprises a sample inlet into which a sample containing micro particles is injected; fluid inlets into which fluid is injected to form a flow sheath for the sample; a plurality of outlets through which the micro particles are separated and discharged out; a channel through which the sample and the fluid flow; and a first electrode and a second electrode longitudinally disposed in parallel in the channel. The first and the second electrodes are provided in such a manner that an electrode gap between the first and the second electrodes has a curved shape. The micro particles in the sample are easily separated using a dielectrophoresis characteristic. | 06-04-2009 |
| 20090113271 | Method and apparatus for parallel structured latin square interleaving in communication system - A method and apparatus for parallel structured Latin square interleaving in a communication system are provided. The method includes dividing input information bits into sub-blocks according to a parallel processing order, generating a first Latin square matrix or a second Latin square matrix by comparing the parallel processing order with a predetermined threshold, and interleaving by reading out the information bits divided into the sub-blocks according to the generated Latin square matrix. | 04-30-2009 |
| 20090112863 | METHOD AND APPARATUS FOR FINDING MAXIMAL FREQUENT ITMESETS OVER DATA STREAMS - The present invention relates to a method and apparatus for finding maximal frequent itemsets over data streams configured of continuously generated transactions. The method for finding maximal frequent itemsets over data streams including continuously generated transactions, when the itemsets included in previously generated transactions and a frequency of the itemsets are managed by a prefix tree and each of nodes of the prefix tree has information, such as the appearance frequency of the itemsets corresponding to the nodes in question, a maximum lifetime, which is a maximum point in time that may allow the itemsets to remain in a frequent state even when no itemset appears later, a mark indicating whether the itemsets are the maximal frequent itemsets, or the like, receiving transaction T | 04-30-2009 |
| 20090112514 | METHOD AND APPARATUS FOR FINDING CLUSTER IN DATA STREAM AS INFINITE DATA SET HAVING DATA OBJECTS TO BE CONTINUOUSLY GENERATED - Disclosed is a method and apparatus for finding a cluster in a data stream as an infinite data set having data elements, which are continuously generated. A method of finding a cluster in a data stream according to an embodiment of the present invention includes the steps of: (a) updating statistical distribution information of a grid-cell corresponding to a currently generated data element among the grid-cells, statistical distribution information on previously generated data elements being managed using grid-cells, which are partitioned within the range of a data space and have statistical distribution information of data elements within the range; (b) comparing the occurrence frequency of the data element in the grid-cell according to the update result of the statistical distribution information with a predefined partitioning threshold, partitioning the grid-cell into a plurality of grid-cells according to the comparison result, and estimating statistical distribution information of the partitioned grid-cells; (c) recursively performing the step (a) or (b) until the grid-cell becomes a unit grid-cell having a predefined size; and (d) comparing the occurrence frequency of a data element in the unit grid-cell with a predefined minimum support and defining a set of a plurality of unit grid-cells as a cluster according to the comparison result. | 04-30-2009 |
| 20090059819 | SYSTEM AND METHOD FOR TRANSMITTING/RECEIVING SIGNAL IN A COMMUNICATION SYSTEM - A system and method for transmitting and receiving signals in a communication system are provided, in which a BS communicates with a first MS located within an inner area of a cell during first and second time periods in TDD and communicates with a second MS located within an outer area of the cell during the first time period in FDD, and an RS detects signals transmitted between the BS and the second MS during the first time period and transmits the detected signals simultaneously to the BS and the second MS during the second time period. | 03-05-2009 |
| 20090055332 | METHOD OF GENERATING ASSOCIATION RULES FROM DATA STREAM AND DATA MINING SYSTEM - Disclosed is a method and data mining system for generating association rules from a data stream. An embodiment of the invention provides a method of generating association rules from a data stream, which is a non-limited data set composed of transactions continuously generated. The method includes: when itemsets included in the generated transactions and the counts of the itemsets are managed using a prefix tree and each node of the prefix tree has information on the count of a specific itemset corresponding to the node and a specific item, updating the information of a node corresponding to the itemset or adding a new node on the basis of the itemset included in the generated transaction and the count of the itemset; comparing the support of the itemset corresponding to each of the nodes of the prefix tree with a minimum support, which is a predetermined threshold value, to select frequent itemsets; and visiting all or some of the nodes corresponding to the selected frequent itemsets, and generating the association rule on the basis of the information of each of the visited nodes. | 02-26-2009 |
| 20090024007 | SYSTEM TO TRANSMIT VITAL SIGNALS FROM MOVING BODY WITH DYNAMIC EXTERNAL DISTURBANCE AND TO COMPENSATE ARTIFACT THEREOF - The present invention relates to a system to transmit vital signals from a moving human body in the presence of dynamic external disturbance and to compensate for artifacts thereof. More specifically, it relates to a system to compensate for artifacts caused by external noise during measurement of vital signals, and to display index of vibration on the monitoring system through interpretation of the vibration signals which affect the physiological state of the body and the measurement of vital signals, due to external disturbance factors, when noise from external disturbances such as vibration of a moving ambulance vehicle, vibration of a remote transmitting diagnostic device attached to the patient, or movement of the patient, is mixed into the transmitted signals. The present invention provides a start code, a data code, a degree of vibration and movement level, a three axis acceleration value and signals of three axis acceleration and measured vital signals. Thus it can improve the accuracy of measurement of vital signals (ECG, NiBP, SPO2, TEMPERATURE, Respiration) under adverse conditions with much vibration such as in moving vehicles. Furthermore, as the present invention can be attached to conventional vital signals measurement modules on the patient through a simple interface part, it can minimize inaccuracy due to vibration and dynamic disturbance in measurement of vital signals during transport of the patient by vehicle or otherwise. Furthermore, the present invention can compensate for artifacts caused by external noise during measurement of vital signals, and display index of vibration on the monitoring system through interpretation of the vibration signals which affect the physiological state of the body and the measurement of vital signals, due to external disturbance factors, when noise from external disturbances such as vibration of a moving ambulance vehicle, vibration of a remote transmitting diagnostic device attached to the patient, or movement of the patient, is mixed into the transmitted signals. | 01-22-2009 |
| 20090010350 | APPARATUS AND METHOD FOR DETECTING SIGNAL USING MULTIVARIATE POLYNOMIAL IN MULTIPLE INPUT MULTIPLE OUTPUT COMMUNICATION SYSTEM - A signal detection apparatus and method in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. The apparatus includes a receiver for receiving training symbol vectors and a data signal vector from a transmitting end through a plurality of receive (Rx) antennas and a detector for expanding the training symbol vectors into second- or higher-order polynomials, for generating a weighting parameter vector for multivariate polynomial expansion of the data signal vector by using the polynomials expanded from the training symbol vectors and thereafter for expanding the data signal vector into a second- or higher-order multivariate polynomial using the weighting parameter vector, and for detecting Transmit (Tx) values of the data signal vector from the multivariate polynomial. Therefore, signal detection performance in a Multiple Input Multiple Output (MIMO) wireless communication system resembles that of a non-linear scheme while complexity resembles that of a linear scheme. | 01-08-2009 |
| 20090005048 | APPARATUS AND METHOD FOR CALL HANDOVER BETWEEN PACKET NETWORK SYSTEM AND CIRCUIT NETWORK SYSTEM - A method and apparatus for performing handover on a voice call between a packet network system and a circuit network system is provided. Considering a communication environment where a UE cannot simultaneously use radio resources of both the next generation mobile communication system (LTE) and the legacy mobile communication system (e.g., GSM/WCDMA), the present invention proposes an SCSE for performing signal translation between the packet switched network and the circuit switched network and anchoring a voice call in the application level, and supports a continuous voice call using the SCSE. | 01-01-2009 |
| 20080302716 | Hollow Fiber Membrane Module and Method for Making Thereof - The present invention relates to a hollow fiber membrane module. The hollow fiber membrane module includes a central water pipe, a central air pipe, and a plurality of small modules. The small modules include a plurality of housings, a hollow fiber membrane, a fixing part, a collector, and a diffusing unit. The housings are vertically provided with the central water pipe, connected to the inlet and the outlet, and arranged along an external circumferential surface of the central water pipe. The hollow fiber membrane is provided in the respective housings and performs water treatment by a pressure difference. The fixing part fixes a lower part of the hollow fiber membrane to the housing. The collector is formed in a lower part of the housing and communicated with an inner path of the hollow fiber membrane to collect water treated by the hollow fiber membrane and flow it to the inlet. The diffusing unit includes a lateral diffusing plate provided on an inner wall of the housing and having an air ejecting hole, and a central diffusing plate extending from the inner wall of the housing to a center of the housing and having an air ejecting hole. | 12-11-2008 |
| 20080291874 | HANDOVER APPARATUS AND METHOD IN A HETEROGENEOUS WIRELESS COMMUNICATION SYSTEM - Provided is a handover method, in which a call manager of a network having a Circuit Switching (CS) network, a Long Term Evolution (LTE) network, and an Internet Protocol Multimedia Subsystem (IMS) network, provides handover, from the LTE network to the CS network, to a terminal that uses one radio channel. The handover method includes upon receiving a request for handover from the terminal via a node of the LTE network, establishing a line to a Mobile Switching Center (MSC) of the CS network; sending, to the call manager, a request for a change in a session to another party's terminal in communication with the terminal, to establish an Internet Protocol (IP) bearer between the call manager and the other party's terminal; and sending a handover command to the terminal during the establishment of an IP bearer, to establish a radio channel to the base station of the CS network. | 11-27-2008 |
| 20080283817 | PHASE-CHANGE NONVOLATILE MEMORY DEVICE USING Sb-Zn ALLOY AND MANUFACTURING METHOD THEREOF - Provided are a phase-change nonvolatile memory device and a manufacturing method thereof. The device includes: a substrate; and a stack structure disposed on the substrate and including a phase-change material layer. The phase-change material layer is formed of an alloy of antimony (Sb) and zinc (Zn), so that the phase-change memory device can stably operate at high speed and reduce power consumption. | 11-20-2008 |
| 20080278795 | FLEXIBLE ELECTROPHORETIC DISPLAY AND METHOD OF FABRICATING THE SAME - Provided is a flexible electrophoretic display. The flexible electrophoretic display includes a grayscale representation unit for representing grayscales in unit areas using reflection and transmission; upper and lower electrodes for applying a voltage to the grayscale representation unit; and a plurality of colored particles formed on the upper electrode for representing color. The upper electrode is formed of a transparent conductive material. External incident light is reflected by the colored particles formed on the upper electrode for color implementation by the flexible electrophoretic display. Thus, a compact, flexible electrophoretic display capable of displaying a high-definition image with multi-color and multi-gradation can be implemented by using multi-colored particle layers formed of metallic nano-particles. | 11-13-2008 |
| 20080273187 | Lens structure, optical system having the same, and lithography method using the optical system - Disclosed are a lens structure, an optical system including the same, and a lithography method using the optical system. The disclosed lens structure includes: a lens that has a substantially semispherical shape and includes a protruding portion having a truncated cone shape that is provided on its aspherical surface; a thin metal film that is formed on the surface of the protruding portion, and has an aperture formed at a position corresponding to the center of an upper surface of the protruding portion; and an immersion layer that is formed with a constant thickness on the upper surface of the protruding portion. | 11-06-2008 |
| 20080264792 | Apparatus for Protein Separation Using Capillary Isoelectric Focusing-Hollow Fiber Flow Field Flow Fractionation and Method Thereof - Disclosed herein is an apparatus for the separation of proteins, comprising a capillary isoelectric focusing unit ( | 10-30-2008 |
| 20080248803 | APPARATUS AND METHOD FOR ALLOCATING FREQUENCY RESOURCE IN A COMMUNICATION SYSTEM - A method and apparatus for allocating resources for a mobile station in a communication system is provided. The method includes determining if a mobile station within a cell is located in one of a first region corresponding to a cell center, a third region corresponding to a cell edge, and a second region corresponding to an area between the first and third regions, allocating frequency resources within an entire frequency band to the mobile station when the mobile station is located in the first region, wherein the entire frequency band comprises at least a first frequency band and a second frequency band, allocating frequency resources within the first frequency band to the mobile station when the mobile station is located in the third region, and allocating frequency resources within the second frequency band to the mobile station when the mobile station is located in the second region. | 10-09-2008 |
| 20080247478 | Orthogonal frequency division multiplexing communication system, multi-hop system, relay station, and spatially layered transmission mode - An apparatus and method for data transmission in an Orthogonal Frequency Division Multiplexing (OFDM) communication system are provided. An OFDM system includes a reference Relay Station (RS) and a cooperative relay station respectively for performing an Spatially Layered transmission Mode (SLM) process by modulating a phase and magnitude of a signal by using a predetermined modulation order suitable for the reference relay station to obtain a spatially-layered signal and for delivering the spatially-layered signal to a target Mobile Station (MS); a Base Station (BS) for selecting the reference relay station and the cooperative relay station among a plurality of relay stations; and an mobile station for detecting data through Maximum Likelihood (ML) detection in which a signal having the largest ML is detected by comparing the received spatially-layered signal with a signal which is converted through the SLM upon receiving the spatially-layered signal from the reference relay station and the cooperative relay station. | 10-09-2008 |
| 20080247340 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA IN A COMMUNICATION SYSTEM - A method and apparatus for transmitting and receiving data in a Base Station (BS) of a communication system are provided. A controller determines a location of a Mobile Station (MS), and determines a transmission/reception scheme for data transmission and reception to/from the MS according to the location of the MS. A transceiver transmits and receives data to/from the MS using the determined transmission/reception scheme. Preferably, the MS is located in any one of a cell's inner region and a cell's outer region, the cell's inner region has a radius which varies according to interference between adjacent cells, and the cell's outer region is a region defined by excepting the cell's inner region from the entire cell region. | 10-09-2008 |
| 20080241422 | METHOD FOR AEROSOL SYNTHESIS OF CARBON NANOSTRUCTURE UNDER ATMOSPHERIC PRESSURE - The present invention relates to a method for the aerosol synthesis of carbon nanostructures under atmospheric pressure comprising a spark generation step of generating a spark between a graphite electrode made of carbon and a metal electrode made of a catalytic metal inducing the graphitization of carbon and vaporizing the carbon component of the graphite electrode and the metal component of the metal electrode utilizing the heat produced by the spark, thereby generating carbon vapor and metal vapor; and a carbon nanostructure generation step of cooling and condensing the carbon vapor and the metal vapor to form a graphitic carbon layer and catalytic metal particles and generating carbon nanostructures in which the graphitic carbon layer grows on the surface of the catalytic metal particles and covers the catalytic metal particles. | 10-02-2008 |
| 20080240276 | Multi-Input Multi-Output System For Enhancing Transmission Performance - The present invention relates to a multi-input multi-output (MIMO) system for enhancing transmission performance. The MIMO system uses space-time encoding and transmit antenna selection methods, and includes a transmitter ( | 10-02-2008 |
| 20080198922 | Systems and Methods For Video Quality Measurement Using Auxiliary Information of Codec - A system for evaluating video quality using auxiliary information of a codec includes a video transmitter that includes a source video input unit for inputting source video, an encoding unit for encoding the input source video, a decoding unit for decoding encoded video data, and a video quality evaluation unit for evaluating video quality using the decoded video data. The encoding unit transmits auxiliary information required for video quality evaluation, among information acquired in an encoding procedure, to the video quality evaluation unit. The video quality evaluation unit evaluates video quality using the decoded video data received from the decoding unit, and the auxiliary information received from the encoding unit. | 08-21-2008 |
