Patent application number | Description | Published |
20100262540 | ELECTRONIC SETTLEMENT SYSTEM, ELECTRONIC SETTLEMENT METHOD AND CASH PAYING METHOD USING LCD BARCODE DISPLAYED ON MOBILE TERMINAL - Disclosed are an electronic settlement system, an electronic settlement method, and a cash payment method using a barcode displayed on a mobile terminal, thereby simply performing member identification using the barcode including member information, electronic settlement services (such as credit card settlement, direct payment card settlement, advance payment card settlement, small amount settlement, and Giro system settlement) at various shops via a procedure verifying whether a user is an actual owner of the barcode, cash payment services via member information barcode and member identification procedures, advance payment card services by depositing a designated amount of money at a database of the bank and allowing the user to systematically use the advance card within the deposited money, and wireless banking services for transmitting and receiving various banking related data via wireless network between the bank and the members. | 10-14-2010 |
20100262543 | ELECTRONIC SETTLEMENT SYSTEM, ELECTRONIC SETTLEMENT METHOD AND CASH PAYING METHOD USING LCD BARCODE DISPLAYED ON MOBILE TERMINAL - Disclosed are an electronic settlement system, an electronic settlement method, and a cash payment method using a barcode displayed on a mobile terminal, thereby performing member identification using the barcode including member information, electronic settlement services (such as credit card settlement, direct payment card settlement, advance payment card settlement, small amount settlement, and Giro system settlement) at various shops via a procedure verifying whether a user is an actual owner of the barcode, cash payment services via member information barcode and member identification procedures, advance payment card services by depositing a designated amount of money at a database of the bank and allowing the user to systematically use the advance card within the deposited money, and wireless banking services for transmitting and receiving various banking related data via wireless network between the bank and the members. | 10-14-2010 |
20120217295 | ELECTRONIC SETTLEMENT SYSTEM, ELECTRONIC SETTLEMENT METHOD AND CASH PAYING METHOD USING LCD BARCODE DISPLAYED ON MOBILE TERMINAL - Disclosed are an electronic settlement system, an electronic settlement method, and a cash payment method using a barcode displayed on a mobile terminal, thereby simply performing member identification using the barcode including member information, electronic settlement services (such as credit card settlement, direct payment card settlement, advance payment card settlement, small amount settlement, and Giro system settlement) at various shops via a procedure verifying whether a user is an actual owner of the barcode, cash payment services via member information barcode and member identification procedures, advance payment card services by depositing a designated amount of money at a database of the bank and allowing the user to systematically use the advance card within the deposited money, and wireless banking services for transmitting and receiving various banking related data via wireless network between the bank and the members. | 08-30-2012 |
Patent application number | Description | Published |
20090060116 | FUEL ROD OF NUCLEAR FUEL ASSEMBLY HAVING VASE-LIKE COMPRESSION SPRING ADAPTED TO INCREASE INTERNAL VOLUME THEREOF - The present invention relates to a fuel rod of a nuclear fuel assembly having a vase-like compression spring adapted to increase the internal volume thereof wherein when the vase-like compression spring is inserted into a cladding tube, it has a relatively smaller volume occupied inside the fuel rod when compared with the existing coil type compression spring, such that the vase-like compression spring can ensure a sufficient space portion receiving the fission gases generated during the operation of the fuel rod, thereby increasing the burn-up performance of the fuel rod and the mechanical integrity thereof. | 03-05-2009 |
20090122947 | Joining Structure Between Top Nozzle and Guide Thimbles In Nuclear Fuel Assembly - Disclosed herein is a joining structure between a top nozzle and guide thimbles in a nuclear fuel assembly, which can prevent a rotation of inner insertion tube bodies when the top nozzle is separated from the nuclear fuel assembly and promote convenience in assembling and disassembling the top nozzle and the guide thimbles. | 05-14-2009 |
20100098208 | Anti-fretting Wear Spacer Grid With Canoe-Shaped Spring - The present invention relates to an anti-fretting wear spacer grid having a plurality of canoe-shaped springs formed thereon, wherein each of the canoe-shaped springs includes: a fuel rod-contacting part having a flat surface having a predetermined longitudinal length so as to have linear contact with the fuel rod; a curved face-connecting part formed on the upper and lower portions of the fuel rod-contacting part; a leg-connecting part formed on the end portion of the curved face-connecting part; and legs each being formed of a plate shape having a predetermined length and connecting the both sides of the leg-connecting part with one unit grid cell surface. | 04-22-2010 |
20100166134 | Top Nozzle Having On-Off Type Of Hold-Down Spring In Nuclear Fuel Assembly - The present invention relates to a top nozzle having on-off type of hold-down springs for a nuclear fuel assembly that has a two-stage elastic section such that a pushing force against the axial movement of the nuclear fuel assembly under normal conditions is optimized and at the same time a suppressing force against a drastic uplifting force of the nuclear fuel assembly under transient conditions is strengthened, and that lowers the elastic coefficients of the springs operating under normal conditions more than those of existing coil springs, thereby providing an optimal pushing force against the nuclear fuel assembly. | 07-01-2010 |
20140037040 | SPACER GRID FOR NUCLEAR FUEL ASSEMBLY FOR REDUCING FLOW-INDUCED VIBRATION - Disclosed herein is a spacer grid for a nuclear fuel assembly. The spacer grid has dimples for supporting fuel rods and is formed from grid strips which are assembled in a lattice shape to form lattice cells. Each grid strip has at least one hole which is formed separately from the dimples. Therefore, when coolant is drawn into the fuel assembly, a pressure difference between opposite sides of the holes is reduced, and friction generated between cut edges of the holes and the coolant reduces the magnitude of the vibration and causes a damping effect, thus reducing flow-induced vibration. The hole formed in the grid strip function to widen the range of the frequency of the flow-induced vibration caused by vortex sheddings formed around the edges of the grid strip, thus reducing the possibility of the generation of resonance with the natural frequency of the spacer grid. | 02-06-2014 |
20140037041 | SPACER GRID FOR NUCLEAR FUEL ASSEMBLY FOR REDUCING HIGH FREQUENCY VIBRATION - Disclosed herein is a spacer grid for a nuclear fuel assembly which is formed from grid strips of an improved structure, thus reducing flow-induced high-frequency vibration. The spacer grid has dimples or grid springs for supporting fuel rods and is formed from a plurality of grid strips assembled in a lattice shape to form lattice cells. Each of the grid strips has at least one slot formed in a planar portion of the grid strip separately from the dimple or grid spring. Therefore, characteristics of the vibration of the spacer grid can be set in a variety of different manners so that flow-induced high-frequency vibration can be reduced. | 02-06-2014 |
20150068910 | APPARATUS AND METHOD FOR ANODIZING INNER SURFACE OF TUBE - Provided is an apparatus for anodizing an internal surface of a tube including an electrolyte container storing an electrolyte solution, a first solution conduit connected with the electrolyte container to receive the electrolyte solution, a first jig configured to fix one end of a targeted tube to a downstream end of the first solution conduit, a second solution conduit in which the other end of the targeted tube is connected to an upstream end to discharge the electrolyte solution flowing into the targeted tube, a second jig configured to fix the other end of the targeted tube to an upstream end of the second solution conduit, and a cathode rod inserted from the second jig and extended to the first jig through the inner portion of the targeted tube, in which, while the electrolyte solution passes through the inner portion of the targeted tube, a cathode is applied to the cathode rod and an anode is applied to the targeted tube to perform an anodizing process. | 03-12-2015 |
Patent application number | Description | Published |
20090040123 | FREQUENCY RECONFIGURATION ARRAY ANTENNA AND ARRAY DISTANCE CONTROL METHOD - A frequency reconfiguration array antenna includes a first metal plate, and a first antenna element formed on the first metal plate and reconfiguring a frequency. An array antenna includes a second metal plate and a second antenna element formed on the second metal plate and reconfiguring a frequency. Further, the array antenna includes a connection plate being bent to connect the first metal plate and the second metal plate, and being bent to change the distance between the first metal plate and the second metal plate according to the frequency of the first and second antenna elements. | 02-12-2009 |
20090061921 | BASE STATION TRANSMITTING AND RECEIVING ANTENNA AND CONTROL METHOD THEREOF - The present invention relates to base station transmitting and receiving antennas and control methods thereof. For this purpose, the present invention provides a control method of a base station transmitting antenna. The control method includes collecting positional information and transmission level values of all terminals in a cell; analyzing statistics of cell traffic using the positional information and transmission level values, and generating antenna radiation patterns on the basis of the analyzed statistics result; optimizing the antenna radiation patterns by synthesizing beam patterns; and changing antenna beam patterns according to the optimized antenna radiation patterns. According to embodiments of the present invention, it is possible to increase a channel capacity in a cell, ensure the QoS in all terminals in the cell, and reduce installation and operation costs of a base station system. | 03-05-2009 |
20090066601 | CROSS DIPOLE, CROSS DIPOLE MODULE, ARRAY ANTENNA, AND MULTIPLE INPUT MULTIPLE OUTPUT ANTENNA - The present invention relates to a cross dipole including a plurality of dipole elements respectively corresponding to a plurality of frequency bands and reconfiguring the plurality of frequency bands. A cross dipole module includes a circuit for controlling a signal of the cross dipole according the cross dipole and an external control signal. An array antenna includes a plurality of cross dipole modules arranged in one dimension or two dimensions. A multiple input multiple output antenna includes a plurality of array antennas for independently operating and an indoor supporting system for respectively applying a control signal to the plurality of array antennas, and reconfigures a distance between the neighboring array antennas. | 03-12-2009 |
20090096707 | ANTENNA ELEMENT AND FREQUENCY RECONFIGURATION ARRAY ANTENNA USING THE ANTENNA ELEMENT - A frequency reconfiguration array antenna includes a metal plate and a plurality of antenna elements. The antenna element includes a plurality of radiators and at least one switch for connecting the radiators, and a gain of at least one frequency bandwidth from among the plurality of frequency bandwidths reconfigured by the antenna elements is higher than gains of other frequency bandwidths. | 04-16-2009 |
20090160701 | APPARATUS FOR IDENTIFYING TARGET SATELLITE IN SATELLITE COMMUNICATION ANTENNA AND METHOD THEREOF - Provided is an apparatus and method for identifying a target satellite in a satellite communication antenna. The apparatus includes: a power splitting unit for splitting a signal inputted through the satellite communication antenna to more than two signals; a tuner unit for receiving the split signals from the power splitting unit and passing only signal of a predetermined channel frequency band; an analog-to-digital converting unit for converting each of signal intensities passed in the tuner unit to a digital value; and a controlling and identifying unit for determining whether a satellite traced by the satellite communication antenna is a target satellite using each of the signal intensities of the predetermined channel frequency band inputted from the A/D converting means, and controlling an orientation direction of the satellite communication antenna. | 06-25-2009 |
20110028110 | RECONFIGURABLE HYBRID ANTENA DEVICE - The present invention relates to a reconfigurable hybrid antenna device. According to the present invention, the reconfigurable hybrid antenna device includes a reflective plate that reflects an incident signal and a reconfigurable power supply arrangement that includes one or more element antennas for supplying power to the reflective plate. The reconfigurable power supply arrangement has characteristics of electrical reconfiguration and physical reconfiguration of the element antennas, and reconfiguration of changing a range of radiation of signal powers radiated from the element antennas. With these characteristics of reconfiguration, it is possible to simultaneously or independently provide a plurality of mobile communication services physically using one antenna, such that it is possible to have an economical base station antenna and considerably reduce the number of temporary base stations, thereby reducing the maintenance cost of base stations. | 02-03-2011 |
20110148706 | ANTENNA WITH CONTROLLED SIDELOBE CHARACTERISTICS - An antenna with controlled sidelobe characteristics includes: a power coupler configured to receive a signal to be transmitted and generate and output a main channel signal and an auxiliary channel signal; a main channel power distributor configured to receive the outputted main channel signal and distribute power of the main channel signal; a main antenna configured to receive the power-distributed signal, the main antenna including a one-dimensional or two-dimensional array of a number of antenna elements; a vector signal controller configured to control amplitude and phase of the auxiliary channel signal; an auxiliary channel power distributor configured to receive the controlled amplitude and phase of the auxiliary channel signal and distribute power of the auxiliary channel signal; and an auxiliary antenna independently installed separate from the main antenna, the auxiliary antenna including an antenna element or an array of a number of antennas. | 06-23-2011 |
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 |
20120162008 | ANTENNA SYSTEM HAVING ADAPTIVE POLARIZATION CONTROL - An antenna system includes: an orthogonal multi-polarization antenna configured to output independent double orthogonal polarizations through two independent input/output terminals; an antenna main control unit configured to perform a polarization control algorithm, collect and analyze information for polarization control, and provide polarization control information; and a polarization control unit configured to perform independent amplitude and phase control with regard to a pair of independent channels connected to the orthogonal multi-polarization antenna, based on the polarization control information received from the antenna main control unit, so that various polarizations are formed. | 06-28-2012 |
20120162035 | ALL-IN-ONE MULTI-BAND ANTENNA FOR WIRELESS COMMUNICATION SYSTEM - An all-in-one multi-band antenna includes: a first antenna element configured to operate at a first frequency band, the first antenna element including a first ground, a first radiating part, and a first feed line and a first feed point through which a signal power is applied to the first radiating part; and a second antenna element configured to operate at a second frequency band, the second antenna element including a second ground, a second radiating part, and a second feed line and a second feed point through which a signal power is applied to the second radiating part, wherein the second radiating part is provided within a pseudo-cavity formed at a center portion of the first radiating part. | 06-28-2012 |
20120222944 | RF MEMS SWITCH USING CHANGE IN SHAPE OF FINE LIQUID METAL DROPLET - An RF MEMS switch using a fine liquid metal droplet is provided. The RF MEMS switch using a fine liquid metal droplet includes: a first layer member having a signal transmission line; a second layer member disposed on the first layer member, and having a chamber formed corresponding to the signal transmission line so as to induce a change in the shape of the fine liquid metal droplet and a through hole formed at one side of the chamber so as to bring the fine liquid metal droplet, whose shape is to be changed in the chamber, into contact or non-contact with the signal transmission line; an operating member disposed on the second layer member, and provided at an open side of the chamber so as to provide deformability to the fine liquid metal droplet through the open side of the chamber; and a third layer member for defining the position of the operating member, and coupled to the first layer member and the second layer member. | 09-06-2012 |
20130003789 | WIRELESS COMMUNICATION METHOD AND APPARATUS USING ADAPTIVE TRANSMISSION POLARIZATION CONTROL - A wireless communication method and apparatus using adaptive transmission polarization control are provided. The wireless communication apparatus includes an orthogonal polarization antenna, a channel state estimator, and a transmission polarization state (TPS) selector. The orthogonal polarization antenna receives at least one reference signal. The channel state estimator estimates a wireless polarization channel on the basis of the reference signal. The TPS selector selects a TPS corresponding to the estimated wireless polarization channel from among a plurality of predefined TPSs, and feeds back the selected TPS information. Accordingly, the wireless communication apparatus feeds back information for polarization control using minimum uplink wireless resources, and maximizes a transmission capacity on the basis of the feedback information. | 01-03-2013 |
20130106671 | MULTI-FUNCTION FEED NETWORK AND ANTENNA IN COMMUNICATION SYSTEM | 05-02-2013 |
20130162474 | SIGNAL TRANSMITTING/RECEIVING APPARATUS AND METHOD FOR CONTROLLING POLARIZATION - Disclosed are signal transmitting apparatus and method capable of generating polarizations that can be controlled in real time by allocating weights to signals. A signal transmitting method for generating variable polarizations having any vector through a plurality of radiating elements vertical to each other includes: receiving an input signal and separating the input signal into a plurality of separated signals according to the number of radiating elements; and allocating weights for controlling vectors of the variable polarizations to each of the plurality of separated signals, wherein the vectors of the variable polarizations are represented by a vector sum of the plurality of separated signals allocated with weights. | 06-27-2013 |
20140191914 | MULTI-CHANNEL ANTENNA DEVICE - A device includes a feeding circuitry, a basic mode radiator for forming a basic mode main beam pattern having one or two orthogonal polarizations based on first two orthogonal inputs received from the feeding circuitry, and a higher-order mode radiator for forming a higher-order mode conical beam pattern having one or two orthogonal polarizations based on second two orthogonal inputs received from the feeding circuitry. | 07-10-2014 |
20140306776 | PLANAR RF CROSSOVER STRUCTURE WITH BROADBAND CHARACTERISTIC - An RF crossover structure includes a first and second independent transmission lines formed to cross with each other on a same surface of a dielectric substrate; first via-holes connected to the second transmission line so that the second transmission line is connected to a back surface from a front surface of the dielectric substrate and is connected again to the front surface of the dielectric substrate out of a crossing region at which the first and the second transmission lines are crossed. Further, the RF crossover structure includes CPW (Coplanar Waveguide) transmission lines used for a ground plane to improve a signal transmission property at the crossing region. | 10-16-2014 |
20150188240 | TRANSMITTING AND RECEIVING ARRAY ANTENNA APPARATUS WITH ULTRA HIGH ISOLATION - Provided is a Tx and Rx array antenna apparatus with ultra high isolation, the Tx and Rx array antenna apparatus including N antenna elements, and a feeding network to provide electrical signals having identical amplitudes and opposite phases to antenna elements facing each other, among the N antenna elements. | 07-02-2015 |
20150196205 | CONTACTLESS CARDIOPULMONARY SIGNAL ESTIMATION METHOD AND APPARATUS - A contactless cardiopulmonary signal estimation method and apparatus are provided. A cardiopulmonary signal estimation apparatus may estimate a cardiopulmonary signal of a user from a heartbeat signal and a respiratory signal of the user in response to movement of a chest based on a cardiopulmonary exercise of the user. | 07-16-2015 |
Patent application number | Description | Published |
20110201844 | CATALYST COMPOSITION FOR HYDROFORMYLATION AND METHOD FOR PRODUCING ALDEHYDE USING THE SAME - The present invention relates to a catalyst composition for hydroformylation and a method for preparing aldehydes using the same, wherein the catalyst composition for hydroformylation comprises: a triaryl phosphine ligand; a phosphine oxide or phosphine sulfide ligand having a specific chemical formula; and a transition metal catalyst. The catalyst composition provides high catalyst activity and stability and selectivity to normal aldehydes when used in the hydroformylation for preparing aldehydes from olefins. | 08-18-2011 |
20110282108 | APPARATUS FOR PRODUCING ALCOHOLS FROM OLEFINS - The present invention relates to an apparatus for producing alcohols from olefins, comprising: a hydroformylation reactor wherein aldehydes are produced from olefins; a catalyst/aldehydes separator; a hydrogenation reactor wherein the aldehydes are hydrogenated to produce alcohols; and a distillation column. The hydroformylation reactor is equipped with a distributor plate, which has a broad contact surface for providing sufficient reaction area for reactants such as olefins and synthesis gas, and allows the reaction mixture to circulate and mix sufficiently, which contribute to excellent efficiency in terms of production of aldehydes. In addition, the hydrogenation reactor suppresses sub-reactions to improve the production yield of alcohols. | 11-17-2011 |
20120059195 | CATALYST COMPOSITION FOR HYDROFORMYLATION REACTION AND HYDROFORMYLATION PROCESS USING THE SAME - The present invention relates to a catalyst composition for hydroformylation reaction and a hydroformylation process using the same. In the hydroformylation process using the catalyst composition according to the present invention, increased catalytic stability and high catalytic activity can be obtained, and the selectivity of iso-aldehyde produced can be desirably controlled. | 03-08-2012 |
20130316893 | METHOD FOR REGENERATING AND HYDROGENATION CATALYST - Disclosed is a method for regenerating a hydrogenation catalyst. More specifically, disclosed is a method for regenerating a hydrogenation catalyst poisoned during hydrogenation of a hydroformylation product for preparation of alcohol by stopping hydrogenation in a hydrogenation stationary phase reactor in which the hydrogenation catalyst is set and flowing hydrogen gas under a high temperature normal pressure. The method has an effect in that the poisoned hydrogenation catalyst can be efficiently recovered through a simple process. | 11-28-2013 |
20130317256 | CATALYST COMPOSITIONS FOR HYDROFORMYLATION REACTION AND HYDROFORMYLATION PROCESS USING THE SAME - Disclosed are a catalyst composition for hydroformylation of olefin compounds, comprising a specific phosphine ligand and a transition metal catalyst, and a hydroformylation process using the same. Through a hydroformylation process using the catalyst composition according to the present invention, a suitable selectivity of iso-aldehyde can be maintained, catalyst stability can be improved, the amount of used ligand can be reduced and superior catalyst activity can be obtained. | 11-28-2013 |
20130331612 | APPARATUS FOR COPRODUCTING ISO TYPE REACTION PRODUCTS AND ALCOHOLS FROM OLEFINS, AND METHOD FOR COPRODUCTING THEM USING THE APPARATUS - The present invention relates to an apparatus for coproducting iso-type reaction product and alcohol from olefin, and a method for coproducting using the apparatus, in which the hydroformylation reactor provides a sufficient reaction area due to the broad contact surface area between the olefin and the synthesis gases that are the raw materials by a distributor plate installed in the reactor, and the raw materials can be sufficiently mixed with the reaction mixture due to the circulation of the reaction mixture so that the efficiency of the production of the aldehyde is excellent; and also the hydrogenation reactor suppresses the side reaction so that the efficiency for producing aldehyde and alcohol are all increased, and also iso-type reaction product and alcohol can be efficiently co-produced. | 12-12-2013 |
20140051893 | APPARATUS FOR PRODUCING ALCOHOLS FROM OLEFINS - The present invention relates to an apparatus for producing alcohols from olefins, comprising: a hydroformylation reactor wherein aldehydes are produced from olefins; a catalyst/aldehydes separator; a hydrogenation reactor wherein the aldehydes are hydrogenated to produce alcohols; and a distillation column. The hydroformylation reactor is equipped with a distributor plate, which has a broad contact surface for providing sufficient reaction area for reactants such as olefins and synthesis gas, and allows the reaction mixture to circulate and mix sufficiently, which contribute to excellent efficiency in terms of production of aldehydes. In addition, the hydrogenation reactor suppresses sub-reactions to improve the production yield of alcohols. | 02-20-2014 |
20140135533 | HYDROFORMYLATION METHOD HAVING IMPROVED CATALYST STABILITY IN REACTION - Disclosed is a hydroformylation method having improved catalyst stability in a reaction. Advantageously, provided is a hydroformylation method in which a specific α,β-unsaturated carbonyl compound is incorporated during a hydroformylation reaction to prevent alkyl phosphite decomposed from a phosphite ligand from acting as a catalyst poison, thereby improving a yield of reaction and inhibiting decomposition of ligand and catalyst. | 05-15-2014 |
20140249333 | Apparatus for Coproducting ISO Type Reaction Products and Alcohols From Olefins, and Method for Coproducting Them Using The Apparatus - The present invention relates to an apparatus for coproducting iso-type reaction product and alcohol from olefin, and a method for coproducting using the apparatus, in which the hydroformylation reactor provides a sufficient reaction area due to the broad contact surface area between the olefin and the synthesis gases that are the raw materials by a distributor plate installed in the reactor, and the raw materials can be sufficiently mixed with the reaction mixture due to the circulation of the reaction mixture so that the efficiency of the production of the aldehyde is excellent; and also the hydrogenation reactor suppresses the side reaction so that the efficiency for producing aldehyde and alcohol are all increased, and also iso-type reaction product and alcohol can be efficiently co-produced. | 09-04-2014 |
20140350307 | APPARATUS AND METHOD FOR PREPARING ALCOHOL FROM OLEFIN - Disclosed are an apparatus and method for preparing alcohol from olefin. A reactor for hydroformylating olefin comprises a loop reactor for reducing high-boiling point components, a post-treatment device for separating aldehyde comprises a catalyst/aldehyde separator and a divided wall column (DWC) for removing remaining high-boiling point components, and a post-treatment device for separating alcohol comprises a divided wall column (DWC) for removing remaining high-boiling point components. The apparatus and method for preparing alcohol reduce production of high-boiling point components in the preparation of alcohols and efficiently remove remaining high-boiling point components, thus obtaining alcohol containing no high-boiling point components. | 11-27-2014 |
20150007750 | ESTER PLASTICIZER COMPOSITION - Disclosed is an ester plasticizer composition, as a plasticizer composition, which comprises a hybrid alkyl-substituted terephthalate compound and a non-hybrid alkyl-substituted terephthalate compound as active ingredients, improves workability due to high absorption speed for the resins and short melting time, and thus may imparts a uniform foaming property upon being applied to wallpaper formulation. | 01-08-2015 |
20150025185 | PLASTICIZER COMPOSITION - Disclosed is a plasticizer composition which comprises an ester-based plasticizer and an ether compound and exhibits improved workability and heat loss in proportion to content of the ether compound. | 01-22-2015 |
20150291496 | METHOD FOR PREPARING METHYLOL ALKANAL - Disclosed is a method of preparing methylol alkanal. According to the present invention, a yield of methylol alkanal may be improved without using formaldehyde in an excess amount of a theoretical minimum molar ratio or more, formaldehyde wastewater may be reduced, and the amount of formaldehyde remainder, which may act as a hydrogenation catalyst poison, comprised in the methylol alkanal is decreased when the prepared methylol alkanal is hydrogenated resulting in improvement in efficiency of the hydrogenation. | 10-15-2015 |
20150291769 | ESTER PLASTICIZER COMPOSITION - Disclosed is an ester plasticizer composition, as a plasticizer composition, which comprises a hybrid alkyl-substituted terephthalate compound and a non-hybrid alkyl-substituted terephthalate compound as active ingredients, improves workability due to high absorption speed for the resins and short melting time, and thus may imparts a uniform foaming property upon being applied to wallpaper formulation. | 10-15-2015 |
Patent application number | Description | Published |
20090261481 | WAFER LEVEL PACKAGE AND METHOD OF FABRICATING THE SAME - Provided are a wafer level package in which a communication line can be readily formed between an internal device and the outside of the package, and a method of fabricating the wafer level package. The wafer level package includes a first substrate having a cavity in which a first internal device is disposed, an Input/Output (I/O) pad formed on the first substrate and electrically connected with the first internal device, a second substrate disposed over the first substrate and from which a part corresponding to the I/O pad is removed, and a solder bonding the first and second substrates. According to the wafer level package and the method of fabricating the same, upper and lower substrates are sawed to different cutting widths, or a hole is formed in the upper substrate, such that a communication line of an internal device can be readily formed without a via process which penetrates a substrate. Therefore, in comparison with a conventional wafer level package fabricated using the via process, it is possible to simplify a fabrication process and reduce production cost. | 10-22-2009 |
20100006625 | COMPOSITION AND METHODS OF FORMING SOLDER BUMP AND FLIP CHIP USING THE SAME - Provided are a composition for an anisotropic conductive adhesive, a method of forming a solder bump and a method of forming a flip chip using the same. The composition for an anisotropic conductive adhesive includes a low melting point solder particle and a thermo-curable polymer resin. The anisotropic conductive adhesive includes forming a mixture by mixing a polymer resin and a curing agent, and mixing a deforming agent, a catalyst or a reductant with the mixture. | 01-14-2010 |
20100320596 | METHOD FOR FABRICATING SEMICONDUCTOR PACKAGE AND SEMICONDUCTOR PACKAGE USING THE SAME - Provided is a method for fabricating semiconductor package and a semiconductor package fabricated using the same. The method for fabricating semiconductor package dopes a mixture including the polymer material and the solder particle on the substrate in which the terminal is formed and applies heat, and thus the solder particle flows (or diffuses) toward the terminal in the heated polymer resin to adhere to the exposed surface of the terminal, i.e., the side surface and upper surface of the terminal, thereby forming the solder layer. The solder layer improves the adhesive strength between the terminal of the semiconductor chip and the terminal of the substrate in the subsequent flip chip bonding process. | 12-23-2010 |
20110018670 | ELECTRONIC DEVICE INCLUDING LTCC INDUCTOR - Provided is an electronic device that includes an LTCC inductor including a first sheet disposed on a substrate and including a first conductive pattern, a second sheet disposed on the first sheet and including a second conductive pattern, and a via electrically connecting the first conductive pattern to the second conductive pattern, and a spacer disposed on a lower surface of the first sheet to provide an air gap between the substrate and the first sheet, wherein the first conductive pattern is exposed out of the lower surface of the first sheet. | 01-27-2011 |
20110050499 | SENSING DEVICE HAVING MULTI BEAM ANTENNA ARRAY - Provided is a sensing device having a multi beam antenna array. The sensing device includes an antenna array including a plurality of antennas, a plurality of low noise amplifiers respectively connected to the antennas to amplify radio frequency signals received from the respective antennas, a delay line box including a plurality of delay lines, each delay line delaying the signals amplified by the low noise amplifiers for a predetermined time, and a detector detecting the output signals of the delay ling box. | 03-03-2011 |
20110089577 | METHOD AND STRUCTURE FOR BONDING FLIP CHIP - Provided is a method and structure for bonding a flip chip while increasing the manufacturing yield. In the method, solder bumps are formed on first electrodes and/or second electrodes disposed on first and second substrates, respectively. In addition, the first and second electrodes are arranged to face each other with a second resin including spacer balls being disposed between the first and second substrates. In addition, while flowing the second resin, the first and second substrates are pressed until the distance between the first and second substrates is decreased smaller than diameter of the spacer balls so as to connect the solder bumps between the first and second electrodes. | 04-21-2011 |
20110227228 | FILLING COMPOSITION, SEMICONDUCTOR DEVICE INCLUDING THE SAME, AND METHOD OF FABRICATING THE SEMICONDUCTOR DEVICE - Provided is a filling composition. The filling composition includes: a first particle including Cu and/or Ag; a second particle electrically connecting the first particles; and a resin containing a high molecular compound, a hardener, and a reducer, in which the first and second particles are dispersed, wherein the hardener includes amine and/or anhydride, and the reducer includes carboxyl. | 09-22-2011 |
20120161326 | COMPOSITION FOR FILLING THROUGH SILICON VIA (TSV), TSV FILLING METHOD AND SUBSTRATE INCLUDING TSV PLUG FORMED OF THE COMPOSITION - Provided is a composition for filling a Through Silicon Via (TSV) including: a metal powder; a solder powder; a curable resin; a reducing agent; and a curing agent. A TSV filling method using the composition and a substrate including a TSV plug formed of the composition are also provided. | 06-28-2012 |
20120164787 | VACUUM WAFER LEVEL PACKAGING METHOD FOR MICRO ELECTRO MECHANICAL SYSTEM DEVICE - Disclosed is a vacuum wafer level packaging method for a micro electro mechanical system device, including: forming a plurality of via holes on an upper wafer for protecting a micro electro mechanical system (MEMS) wafer; forming at least one metal layer on inner walls of the plurality of via holes and regions extended from the plurality of via holes; arranging and bonding the upper wafer and the MEMS wafer at atmospheric pressure; applying solder paste to the regions extended from the plurality of via holes; filling a solder in the plurality of via holes by increasing the temperature of a high-vacuum chamber to melt the solder paste; and changing the solder in the plurality of via holes to a solid state by lowering the temperature of the high-vacuum chamber. | 06-28-2012 |
20120222738 | CONDUCTIVE COMPOSITION, SILICON SOLAR CELL INCLUDING THE SAME, AND MANUFACTURING METHOD THEREOF - A conductive composition for a front electrode busbar of a silicon solar cell includes a metallic powder, a solder powder, a curable resin, a reducing agent, and a curing agent. A method of manufacturing a front electrode busbar of a silicon solar cell includes applying the composition to the front surface of the silicon solar cell wherein its front electrode finger line is formed. A substrate includes a front electrode busbar of a silicon solar cell, formed with a conductive composition. A silicon solar cell includes one or more electrodes containing a conductive composition including a conductive powder, a curable resin, a reducing agent, and a curing agent. A method of manufacturing the silicon solar cell includes forming a first electrode array with a first conductive composition, forming a second electrode, and forming a third electrode with a third conductive composition. | 09-06-2012 |
20120240727 | METHOD OF MANUFACTURING SOLDER POWDER HAVING DIAMETER OF SUB-MICROMETERS OR SEVERAL MICROMETERS - Disclosed is a method of manufacturing a solder powder having a diameter of sub-micrometers or several micrometers, the method including: mixing solder powder having a diameter of 10 to 1000 micrometers with a polymer resin to obtain a mixture; heating the mixture to a temperature higher than a melting point of the solder powder in the mixture; applying ultrasonic waves to the heated mixture so that the diameter of the solder powder becomes 0.1 to 10 micrometers; and cooling the mixture to the room temperature without exposing the solder powder of 0.1 to 10 micrometers to the air. | 09-27-2012 |
20120288983 | METHOD FOR MANUFACTURING DYE SENSITIZED SOLAR CELL MODULE - Disclosed is a method for manufacturing a dye sensitized solar cell module. The method includes putting at least one or more heating-wires on an upper portion of an electrode of each solar cell sub-module; applying a metal paste on the upper portion of the electrode including at least one or more heating-wires; and heating and curing the metal paste by after overlapping the electrodes of a plurality of solar cell sub-modules each other, allowing a current to flow to at least one or more heating-wires. | 11-15-2012 |
20130146342 | PATTERN-FORMING COMPOSITION AND PATTERN-FORMING METHOD USING THE SAME - The present invention relates to a pattern-forming composition used to form a conductive circuit pattern. The pattern-forming composition comprises Cu powders, a solder for electrically coupling the Cu powders, a polymer resin, a curing agent and a reductant. According to the present invention, a circuit pattern having superior conductivity can be formed at low cost. | 06-13-2013 |
20130200135 | COMPOSITION AND METHODS OF FORMING SOLDER BUMP AND FLIP CHIP USING THE SAME - Provided are a composition for an anisotropic conductive adhesive, a method of forming a solder bump and a method of forming a flip chip using the same. The composition for an anisotropic conductive adhesive includes a low melting point solder particle and a thermo-curable polymer resin. The anisotropic conductive adhesive includes forming a mixture by mixing a polymer resin and a curing agent, and mixing a deforming agent, a catalyst or a reductant with the mixture. | 08-08-2013 |
20130334291 | METHOD OF FORMING SOLDER ON PAD ON FINE PITCH PCB AND METHOD OF FLIP CHIP BONDING SEMICONDUCTOR USING THE SAME - Disclosed are a method of forming a solder on pad on a fine pitch PCB and a method of flip chip bonding a semiconductor device using the same. The method of forming a solder on pad on a fine pitch PCB includes: applying a solder bump maker (SBM) paste with a predetermined thickness to an entire surface of a PCB including a metal pad and a solder mask; heating the SBM paste at a temperature higher than a melting point of solder contained in the SBM paste and then cooling the SBM paste to form a solder on pad; and washing a residual polymer resin and residual solder particles of the SBM paste by using a solvent. | 12-19-2013 |
20140062786 | SENSING DEVICE HAVING MULTI BEAM ANTENNA ARRAY - Provided is a sensing device having a multi beam antenna array. The sensing device includes an antenna array including a plurality of antennas, a plurality of low noise amplifiers respectively connected to the antennas to amplify radio frequency signals received from the respective antennas, a delay line box including a plurality of delay lines, each delay line delaying the signals amplified by the low noise amplifiers for a predetermined time, and a detector detecting the output signals of the delay ling box. | 03-06-2014 |
20140117070 | METHOD OF FABRICATING A SOLDER-ON-PAD STRUCTURE AND FLIP-CHIP BONDING METHOD USING THE SAME - A method of fabricating a solder-on-pad structure is provided. The method may include providing a substrate with a pad, coating a solder bump maker including a first resin and a solder powder on the substrate, heating the solder bump maker to a temperature lower than a melting point of the solder powder to aggregate the solder powder on the pad, and removing the first resin. | 05-01-2014 |
20140287556 | METHODS OF FORMING BUMP AND SEMICONDUCTOR DEVICE WITH THE SAME - Provided are methods of forming a bump and a semiconductor device with the same. The method may include providing a substrate with pads, forming a bump maker layer to cover the pads and include a resin and solder particles, thermally treating the bump maker layer to aggregate the solder particles onto the pads, removing the resin to expose the aggregated solder particles, forming a resin layer to cover the aggregated solder particles, and reflowing the aggregated solder particles to form bumps on the pads. | 09-25-2014 |
20140317915 | COMPOSITION AND METHODS OF FORMING SOLDER BUMP AND FLIP CHIP USING THE SAME - Provided are a composition for an anisotropic conductive adhesive, a method of forming a solder bump and a method of forming a flip chip using the same. The composition for an anisotropic conductive adhesive includes a low melting point solder particle and a thermo-curable polymer resin. The anisotropic conductive adhesive includes forming a mixture by mixing a polymer resin and a curing agent, and mixing a deforming agent, a catalyst or a reductant with the mixture. | 10-30-2014 |
20140317918 | COMPOSITION AND METHODS OF FORMING SOLDER BUMP AND FLIP CHIP USING THE SAME - Provided are a composition for an anisotropic conductive adhesive, a method of forming a solder bump and a method of forming a flip chip using the same. The composition for an anisotropic conductive adhesive includes a low melting point solder particle and a thermo-curable polymer resin. The anisotropic conductive adhesive includes forming a mixture by mixing a polymer resin and a curing agent, and mixing a deforming agent, a catalyst or a reductant with the mixture. | 10-30-2014 |
20140318615 | CONDUCTIVE COMPOSITION, SILICON SOLAR CELL INCLUDING THE SAME, AND MANUFACTURING METHOD THEREOF - A conductive composition for a front electrode busbar of a silicon solar cell includes a metallic powder, a solder powder, a curable resin, a reducing agent, and a curing agent. A method of manufacturing a front electrode busbar of a silicon solar cell includes applying the composition to the front surface of the silicon solar cell wherein its front electrode finger line is formed. A substrate includes a front electrode busbar of a silicon solar cell, formed with a conductive composition. A silicon solar cell includes one or more electrodes containing a conductive composition including a conductive powder, a curable resin, a reducing agent, and a curing agent. A method of manufacturing the silicon solar cell includes forming a first electrode array with a first conductive composition, forming a second electrode, and forming a third electrode with a third conductive composition. | 10-30-2014 |
20140367375 | METHOD OF FABRICATING A SOLDER PARTICLE - Provided is a method of fabricating a solder particle including adding a first magnetic bar in a first container including a mixture containing first solder particles formed through a mixing process, disposing the first container in a second container including a second magnetic bar, operating the first magnetic bar and the second magnetic bar, and applying heat to the first container to melt the first solder particles. | 12-18-2014 |
20150043175 | BONDING STRUCTURE OF ELECTRONIC EQUIPMENT - Provided is a bonding structure of an electronic equipment including first electrodes extended in a first direction and arranged in a second direction on a stretchable display panel having stretchability, second electrodes extended in a first direction and arranged in a second direction on a substrate and facing the first electrodes, and solder bonding parts interposed between the first electrodes and the second electrodes, facing each other in the second direction, and constituting a plurality of rows in the first direction. | 02-12-2015 |
20150228617 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - Provided is a semiconductor device and a method of manufacturing the same. In the method of manufacturing a semiconductor device, a substrate is prepared which is transparent and has a plurality of first electrodes thereon, and a semiconductor chip having a plurality of second electrodes thereon is disposed on the substrate to allow the first and second electrodes to respectively face each other. A polymer layer including solder particles and an oxidizing agent is formed between the substrate and the semiconductor chip, and the solder particles is locally fused between the first and second electrodes by using a laser beam and a fused solder layer is formed which electrically connects between the first and second electrodes. | 08-13-2015 |
20150237739 | PATTERN-FORMING COMPOSITION AND PATTERN-FORMING METHOD USING THE SAME - The present invention relates to a pattern-forming composition used to form a conductive circuit pattern. The pattern-forming composition comprises Cu powders, a solder for electrically coupling the Cu powders, a polymer resin, a curing agent and a reductant. According to the present invention, a circuit pattern having superior conductivity can be formed at low cost. | 08-20-2015 |