Patent application number | Description | Published |
20080276657 | Drain device and washing machine having the same - Disclosed are a drain device having a drain filter, which causes foreign substances contained in washing water to be effectively filtered out by a filter chamber to prevent the foreign substances from flowing into a pump chamber, and allows the washing water to smoothly flow in the filter chamber to use the drain filter for a long time, and a washing machine having the same. The washing machine includes a housing provided with a washing chamber; and a drain device including a filter chamber provided with a filter member installed therein filtering out foreign substances from washing water in the washing chamber, and a pump chamber connected to the filter chamber to forcibly discharge the washing water. The filter member has a sectional area gradually increased toward the pump chamber and is provided with an end terminal separated from an inlet of the pump chamber by a designated distance. | 11-13-2008 |
20110154865 | Detergent supply device and washing machine having the same - A washing machine includes a wash tub in which wash water is stored, and a water supply hose to supply the wash water into the wash tub. Movement of the wash water through the water supply hose is carried out by a hydraulic pressure of an external water supply source in an entire region of the water supply hose. | 06-30-2011 |
20130139558 | WASHING MACHINE - A full-automatic washing machine with a simple shaft system including a single rotating shaft to generate a composite current of wash water while having a pulsator and a drum integrally rotated during a washing cycle and a spin-dry cycle, thereby improving the washing power is provided. The washing machine includes a tub configured to store wash water, a drum disposed inside the tub, a driving apparatus to rotate the drum, and a circulating duct to guide wash water at a lower portion of the drum toward an upper portion of the drum. The drum includes a cylindrical body portion having an open upper and a lower surface, a bowl portion coupled to the lower surface of the body portion and having a center opened, and a bottom portion configured coupled to the center of the bowl portion to cover the center of the bowl portion. | 06-06-2013 |
20130312462 | WASHING MACHINE - A washing machine including a tub, a spin basket rotatably mounted in the tub, a pulsator rotatably mounted in the spin basket and having a pulsator hub part extending downward from a center portion of the pulsator, a driving device to generate rotational force, a wash shaft to transmit the rotational force generated from the driving device to the pulsator, and a buoyancy clutch upwardly and downwardly movably mounted to the pulsator hub part and configured to move up and down by buoyancy. The buoyancy clutch is configured to rotate together with the pulsator. When the buoyancy clutch moves down, the spin basket is engaged with the buoyancy clutch and receives the rotational force. | 11-28-2013 |
20150013397 | WASHING MACHINE - A washing machine including a filter device, a support, or an auxiliary damper, using pressure of water supplied thereto. The washing machine includes a casing, a reservoir installed inside the casing, a water supply tube connected to an upper portion of the reservoir such that wash water is supplied through the water supply tube, a drainage tube connected to a lower portion of the reservoir such that wash water is discharged through the drainage tube, and a filter device which allows wash water to be moved and eliminates foreign substances from the wash water at one side of the reservoir using pressure of the wash water supplied through the water supply tube. It may be possible to eliminate foreign substances from laundry using pressure of water supplied according to progress of operation of the washing machine without provision of additional power. | 01-15-2015 |
20150040619 | WASHING MACHINE - A washing machine includes a cabinet; a tub which is disposed in the cabinet and in which washing water is stored; a drain hose that guides the washing water in the tub toward an outer side of the cabinet; and a siphonage prevention unit disposed on the drain hose, wherein the siphonage prevention unit includes: a connection pipe having a connection flow path that communicates with the drain hose; an air pipe having an air flow path that communicates with the connection flow path; and a protrusion that is disposed adjacent to a communication portion in which the connection flow path and the air flow path communicate with each other and that protrudes from an inner side surface of the connection pipe. Through this configuration, a siphonage phenomenon in the drain hose can be prevented. | 02-12-2015 |
20150121968 | BALANCER AND WASHING MACHINE HAVING THE SAME - A washing machine includes a cabinet, a tub provided inside the cabinet to store wash water therein, a drum rotatably provided inside the tub, and a balancer comprising an upper side surface covering an outer surface of a bottom of the drum and a lower side surface formed at one side of the upper side surface in a planar shape while facing an inner surface of a bottom of the tub. The balancer is configured to counterbalance an unbalanced load of the drum, thereby saving energy and enhancing balancing efficiency. | 05-07-2015 |
20150161871 | METHOD FOR PROVIDING HEALTH SERVICE AND REFRIGERATOR THEREFOR - A method of providing a health service through a refrigerator that includes determining biometric information of a user using the refrigerator, searching for a user profile including biometric information corresponding to the determined biometric information from a user profile database stored in the refrigerator, and providing the user with a health service based on a user profile stored in the user profile database corresponding to the user. | 06-11-2015 |
Patent application number | Description | Published |
20090091429 | COUPLER-INTEGRATED TRANSFORMER - A coupler-integrated transformer for processing power line communication is disclosed. The transformer includes a sensor unit to obtain power and transformer state information, low- and high-voltage power line communication modules to send the power and transformer state information via a low-voltage or high-voltage power line, and to send a communication signal from the low-voltage power line to the high-voltage power line or vice versa via signal amplification, low- and high-voltage power line communication couplers connected to the low- and high-voltage power line communication modules to perform insertion and extraction of the communication signal with respect to a power distribution line, and a microcontroller to process the information from the sensor unit and supply the processed information to the power line communication modules. The transformer enables easy set-up of a communication network system with customers adjacent to the transformer using high-voltage power line communication, achieving a remarkable increase in system capacity. | 04-09-2009 |
20100100341 | POWER METER BASED ON SYSTEM ON CHIP - Power meter based on a system-on-a-chip (SoC) is disclosed. The power meter provides all necessary functions related to power metering, power information processing and power information transmission on the basis of a system-on-a-chip enabling power meter functions to be mounted in a single chip in a manner that hardware resources can be recombined to implement hardware logics ensuring portability according to customer needs. The SoC-based power meter includes: an A/D converter converting an analog signal corresponding to a voltage and current supplied to a customer into digital data; a digital signal processor performing power metering by processing digital data from the A/D converter; a micro controller unit processing power meter information using data from the digital signal processor; a memory storing processed power meter information; and interfaces sending power meter information stored in the memory to external appliances, and forwarding signals received from external appliances to the micro controller unit. | 04-22-2010 |
20120026005 | AUTOMATIC METER READING SYSTEM AND METHOD FOR UNDERGROUND DISTRIBUTION LINE USING WIRED/WIRELESS COMMUNICATION - Disclosed herein is an automatic meter reading system for an underground distribution line using wired/wireless communication. The system includes at least one Data Concentration Unit (DCU), at least one Wireless Gathering Unit (WGU), and at least one wireless communication modem. The DCU is installed in a ground transformer, and sends meter reading data to an underground high-voltage distribution line (DL) using a Frequency Division Duplex (FDD) power line communication repeating method. The WGU is installed on a ground rising pipe or at a multi-consumer lead-in wire, and sets up a higher wireless mesh network and a lower wireless mesh network. The wireless communication modem sets up the lower wireless mesh network along with the WGU and the wireless communication modems, gathers the meter reading data, stores the gathered meter reading data, and transfers the stored meter reading data to the DCU through the WGU. | 02-02-2012 |
20120137350 | SECURITY SYSTEM AND METHOD USING AUTOMATIC METER READING PROTOCOL - The present invention relates to a security system using an automatic meter reading protocol. The security system includes a Device Language Message Specification (DLMS) transmission unit for transmitting security DLMS data that includes security key update information and a first authentication value, and a DLMS reception unit for receiving the security DLMS data, searching the security key update information in the security DLMS data, and generating an updated security key using a second authentication value according to the security key update information. The security system can solve various problems occurring due to the operation of a separate security protocol, and can be easily implemented and managed. | 05-31-2012 |
20130027219 | ADVANCED METERING INFRASTRUCTURE SYSTEM FOR GUARANTEEING RELIABLE TRANSMISSION OF METER DATA AND ADVANCED METERING METHOD USING THE SAME - Disclosed herein is an advanced metering infrastructure system that includes electronic meters, each of which being configured to measure and store an amount of energy consumed by each customer and provided with a slave communication modem, a data concentrator for collecting meter data from the electronic meters via a master communication modem that performs wired/wireless communication with the slave communication modems of the electronic meters, and a meter reading server for receiving and managing the meter data collected by the data concentrator. The master communication modem and each of the slave communication modems implement mutual communication interfaces using a protocol stack. The protocol stack includes a network layer, an application layer, and a modem performance analysis layer disposed between the network layer and the application layer and configured to analyze quality of a communication link between the master communication modem and each slave communication modem. | 01-31-2013 |
Patent application number | Description | Published |
20120174353 | BUCKLE AND METHOD FOR PREVENTING THE BUCKLE FROM BEING RELEASED BY AN IMPACT - The present invention relates to a buckle including a frame, a tongue inserted into the frame and locked with the frame, an ejector provided in the frame to push the tongue outward from the frame, a holder that prevents the ejector from pushing the tongue outward from the frame by being displaced forward the ejector, thereby maintaining locking of the tongue, and a withdrawal prevention unit that prevents the holder from moving back beyond withdrawing and being displaced backward the ejector when an impact is applied from an outside of the frame, thereby preventing the locking of the tongue from being released by the impact. | 07-12-2012 |
20140297968 | MAGNETIC TUNNELING JUNCTION DEVICES, MEMORIES, MEMORY SYSTEMS, AND ELECTRONIC DEVICES - Provided is a magnetic tunneling junction device including a first structure including a magnetic layer; a second structure including at least two extrinsic perpendicular magnetization structures, each including a magnetic layer and; a perpendicular magnetization inducing layer on the magnetic layer; and a tunnel barrier between the first and second structures. | 10-02-2014 |
20150155477 | MAGNETIC TUNNELING JUNCTION DEVICES, MEMORIES, MEMORY SYSTEMS, AND ELECTRONIC DEVICES - Provided is a magnetic tunneling junction device including a first structure including a magnetic layer; a second structure including at least two extrinsic perpendicular magnetization structures, each including a magnetic layer and; a perpendicular magnetization inducing layer on the magnetic layer; and a tunnel barrier between the first and second structures. | 06-04-2015 |
Patent application number | Description | Published |
20090081111 | Vanadia-Titania Aerogel Catalysts, Preparing Method of the Same, and Oxidative Destruction of Chlorinated Aromatic Compounds Using the Same - Disclosed are a vanadia-titania aerogel catalyst having high specific surface area and porosity, a method of preparing the same and a method of completely oxidatively-decomposing a chlorinated aromatic compound using the catalyst under air condition. The vanadia-titania aerogel catalyst of the invention is an aerogel form having many porosities and a high specific surface area obtained by performing a supercritical drying of vanadia-titania wet gel, which is prepared by a sol-gel method, with carbon dioxide and then firing the dried vanadia-titania, with a micro porosity structure being maintained, consists of vanadia and titania wherein a content of the vanadia is 1˜15 wt % of an overall catalyst weight. In addition, according to the invention, the vanadia-titania aerogel catalyst may further comprise a manganese oxide of 1-5 wt % or a sulfur component of 0.0001-1 wt %. Since the vanadia-titania aerogle catalyst of the invention has the very high conversion rate and selectivity for the complete oxidation reaction of the chlorinated aromatic compound and is very thermally stable, it can be usefully used in the oxidation reaction having a high heating value capable of generating local heat spots. | 03-26-2009 |
20090202420 | Vanadia-Titania Aerogel Catalysts, Preparing Method of The Same, and Oxidative Destruction of Chlorinated Aromatic Compounds Using The Same - Disclosed are a vanadia-titania aerogel catalyst having high specific surface area and porosity, a method of preparing the same and a method of completely oxidatively-decomposing a chlorinated aromatic compound using the catalyst under air condition. The vanadia-titania aerogel catalyst of the invention is an aerogel form having many porosities and a high specific surface area obtained by performing a supercritical drying of vanadia-titania wet gel, which is prepared by a sol-gel method, with carbon dioxide and then firing the dried vanadia-titania, with a micro porosity structure being maintained, consists of vanadia and titania wherein a content of the vanadia is 1˜15 wt % of an overall catalyst weight. In addition, according to the invention, the vanadia-titania aerogel catalyst may further comprise a manganese oxide of 1˜5 wt % or a sulfur component of 0.0001˜1 wt %. Since the vanadia-titania aerogle catalyst of the invention has the very high conversion rate and selectivity for the complete oxidation reaction of the chlorinated aromatic compound and is very thermally stable, it can be usefully used in the oxidation reaction having a high heating value capable of generating local heat spots. | 08-13-2009 |
20100310847 | Carbon Aerogels for Supercapacitors and Method of Manufacturing the Same - A method for preparing carbon aerogels and carbon aerogels obtained therefrom are disclosed. The method for preparing carbon aerogels comprises: mixing organic starting materials including phloroglucinol and furfural with a solvent capable of dissolving the organic materials in a predetermined ratio to form a sol solution; adjusting pH of the sol solution adequately by using an acidic or basic catalyst, gelling the sol solution at room temperature under atmospheric pressure, and aging the resultant gels; substituting the solvent in thus obtained gels with liquid carbon dioxide, followed by drying in a supercritical state, to form organic aerogels; and pyrolyzing the organic aerogels in an electric furnace under inert atmosphere to obtain carbon aerogels. Particularly, the gels are formed at room temperature in a short period of time by adequately adjusting pH of the sol solution. Therefore, the method provides improved time efficiency and energy efficiency as compared to existing methods for preparing gels. Additionally, the method allows supercritical drying while avoiding a need for an additional solvent substitution, thereby simplifying the overall process. Further, the method enables preparation of carbon aerogels for supercapacitors having a high specific surface area and high capacitance even in the absence of additional activation step. | 12-09-2010 |
20130178680 | CATALYST FOR OXIDATIVE COUPLING OF METHANE, METHOD FOR PREPARING THE SAME, AND METHOD FOR OXIDATIVE COUPLING REACTION OF METHANE USING THE SAME - The present disclosure relates to a catalyst for oxidative coupling of methane, specifically, it relates to a catalyst for oxidative coupling of methane comprising: a magnesium titanium oxide support comprising a mixed oxide of magnesium and titanium; and sodium tungstate and manganese oxide supported on the support, a method for preparing the same, and a method for oxidative coupling of methane. The catalyst for oxidative coupling according to the present disclosure, wherein a mixed oxide of magnesium and titanium is used as the support of the catalyst, is capable of providing significantly improved catalytic activity and C | 07-11-2013 |
20130296596 | PREPARATION METHOD OF HYDROPHOBIC MONOLITH TYPE SILICA AEROGEL - Provided is a method for preparing hydrophobic monolithic silica aerogel, comprising dipping monolithic wet silica gel obtained by using an alkoxide precursor into an alkylsilane solution as a dipping solution to perform hydrophobitization of the surface and inner part of the monolithic wet silica gel by a dipping process. The method is economical by virtue of the use of a small amount of alkylsilane compound and imparts hydrophobic property to monolithic silica aerogel simply in a cost efficient and time efficient manner. In addition, the method reduces shrinkage of hydrophobic monolithic silica aerogel, enables production of hydrophobic monolithic silica aerogel in a translucent form, and allows the hydrophobic monolithic silica aerogel to maintain low heat conductivity similar to the heat conductivity of hydrophilic silica aerogel. The hydrophobic monolithic silica aerogel may be used directly as a heat insulating panel by virtue of excellent hydrophobic property and heat insulating property. | 11-07-2013 |
20140135210 | Cu/Zn/Al CATALYST AND METHOD FOR PREPARING THE SAME - The present disclosure relates to a Cu/Zn/Al catalyst and a method for preparing same. More particularly, the present disclosure relates to a Cu/Zn/Al catalyst including copper particles having high surface area and thus having excellent activity, which is prepared by: preparing a metal precursor solution by dissolving a copper precursor, a zinc precursor and an aluminum precursor in an organic solvent; mixing an aqueous basic solution with the metal precursor solution and precipitating metal particles; and preparing a Cu/Zn/Al catalyst by collecting and sintering the precipitated metal particles, and a method for preparing same. | 05-15-2014 |
20140179966 | METHOD OF MANUFACTURING HIGH-CARBON NUMBER SATURATED HYDROCARBONS FROM BIOMASS-DERIVED BENZYL PHENYL ETHERS USING ACID-METAL COMPLEX CATALYST - Provided is a method for producing a high-carbon number saturated hydrocarbon compound by subjecting a mixed biomass solution containing benzyl phenyl ether (C | 06-26-2014 |
Patent application number | Description | Published |
20080205615 | Method for Providing Caller Identification Service and System of Enabling the Method - A caller identification service providing system including: a biz lettering database recording identification information with respect to at least one originating terminal belonging to a subscriber and predetermined multimedia data registered by the subscriber; and a biz lettering server receiving a call request signal from the at least one originating terminal, reading the multimedia data corresponding to the identification information of the at least one originating terminal from the biz lettering database, and transmitting the call request signal including the read multimedia data to a terminating terminal. | 08-28-2008 |
20090067721 | IMAGE PROCESSING APPARATUS AND METHOD AND A COMPUTER READABLE MEDIUM HAVING COMPUTER EXECUTABLE INSTRUCTIONS STORED THEREON FOR PERFORMING THE METHOD - Image processing apparatus and methods perform effective labeling of objects in an image while advantageously requiring only a small memory. The apparatus and methods practicably and effectively implement various applications, in particular, a detection technique for determination of a detection target. The apparatus comprises a detection unit for detecting values of pixels adjacent to a target pixel within a transformation matrix area of a binary image. The apparatus also includes a labeling unit for assigning a label value to the target pixel. The assigned label value is either a new value or the value existing in the pixels adjacent the target pixel, depending on the value of the adjacent pixels' label. | 03-12-2009 |
20110049458 | Non-volatile memory device including phase-change material - A non-volatile memory device including a phase-change material, which has a low operating voltage and low power consumption, includes a lower electrode; a phase-change material layer formed on the lower electrode so as to be electrically connected to the lower electrode, wherein the phase-change material layer includes a phase-change material having a composition represented by Sn | 03-03-2011 |
20110049459 | NON-VOLATILE MEMORY DEVICE INCLUDING PHASE-CHANGE MATERIAL - A non-volatile memory device includes a lower electrode, a phase-change material layer formed on the lower electrode so as to be electrically connected to the lower electrode, and an upper electrode formed on the phase-change material layer so as to be electrically connected to the phase-change material layer. The phase-change material layer includes a phase-change material including a composition represented by the formula (I) | 03-03-2011 |
20120018824 | MAGNETIC MEMORY LAYER AND MAGNETIC MEMORY DEVICE INCLUDING THE SAME - A magnetic memory layer and a magnetic memory device including the same, the magnetic memory layer including a first seed layer; a second seed layer on the first seed layer, the second seed layer grown according to a <002> crystal direction with respect to a surface of the first seed layer; and a main magnetic layer on the second seed layer, the main magnetic layer grown according to the <002> crystal direction with respect to a surface of the second seed layer. | 01-26-2012 |
20120195516 | IMAGE PROCESSING APPARATUS AND METHOD FOR PERFORMING A DISCRETE COSINE TRANSFORM - An image processing apparatus and method providing a high speed pipeline structure having a low level of complexity is described. The image processing apparatus includes a memory configured to store a plurality of data in a plurality of memory locations, where an ordinally specified data is in a corresponding ordinal memory location. | 08-02-2012 |
20120292724 | MAGNETIC DEVICE - A magnetic tunnel junction element is provided. The magnetic tunnel junction element has first magnetic layer and second magnetic layer formed adjacent, e.g., on lower and upper portions of an insulating layer, respectively and each having a perpendicular magnetic anisotropy, a magnetic field adjustment layer formed on the second magnetic layer and having a perpendicular magnetic anisotropy, and a bather layer formed between the magnetic field adjustment layer and the second magnetic layer. The second magnetic layer and the magnetic field adjustment layer are magnetically decoupled from each other. | 11-22-2012 |
20130148890 | DIGITAL IMAGE PROCESSING APPARATUS AND METHOD - A digital image processing apparatus and method are provided. The digital image processing apparatus includes: a Y component processing unit receiving a Y component and performing edge enhancement processing and first noise reduction processing on the Y component by using a memory allocated to the Y component; and a CbCr processing unit receiving a Cb component and a Cr component, and performing false color suppression processing and second noise reduction processing on the Cb component and the Cr component by using a memory allocated to the Cb component and the Cr component, where the Y component, the Cb component and the Cr component are variables of the YCbCr color space. | 06-13-2013 |
20140256062 | METHOD FOR FABRICATING NONVOLATILE MEMORY DEVICE - A method for fabricating a nonvolatile memory device is provided. The method includes forming a transistor including an impurity region formed in a substrate, forming a first interlayer insulation layer covering the transistor, the first interlayer insulation layer including a protrusion overlapping the impurity region, and forming an information storage unit on the protrusion, the information storage unit exposing side surfaces of the protrusion using point cusp magnetron-physical vapor deposition (PCM-PVD) and electrically connected to the impurity region. | 09-11-2014 |
20140264680 | Non-Volatile Memory Devices and Methods of Fabricating the Same - A nonvolatile memory device is provided. The nonvolatile memory device comprises a plurality of impurity regions formed in a substrate, a first contact electrically connected to at least one of the impurity regions, a second contact electrically connected to at least one of the impurity regions, a first information storage portion formed at a first height from the substrate and electrically connected to the first contact, and a second information storage portion formed at a second height, which is different from the first height, from the substrate and electrically connected to the second contact. | 09-18-2014 |
20140308759 | METHOD OF FORMING SEMICONDUCTOR DEVICE HAVING MAGNETIC TUNNEL JUNCTION AND RELATED DEVICE - A method of forming a semiconductor device includes forming a perpendicular magnetized magnetic device, annealing the perpendicular magnetized magnetic device, and applying a magnetic field to the perpendicular magnetized magnetic device. The semiconductor device may be a magnetoresistance data storage device. The magnetic field is applied in a direction that is substantially perpendicular to a substrate coupled to the perpendicular magnetized magnetic device. | 10-16-2014 |
20140327095 | MAGNETIC DEVICE - A magnetic device can include a tunnel bather and a hybrid magnetization layer disposed adjacent the tunnel barrier. The hybrid magnetization layer can include a first perpendicular magnetic anisotropy (PMA) layer, a second PMA layer, and an amorphous blocking layer disposed between the first and second PMA layers. The first PMA layer can include a multi-layer film in which a first layer formed of Co and a second layer formed of Pt or Pd are alternately stacked. A first dopant formed of an element different from those of the first and second layers can also be included in the first PMA layer. The second PMA layer can be disposed between the first PMA layer and the tunnel barrier, and can include at least one element selected from a group consisting of Co, Fe, and Ni. | 11-06-2014 |
Patent application number | Description | Published |
20080216504 | AUTOMATIC LIQUID DISPENSER AND REFRIGERATOR WITH THE SAME - An automatic liquid dispenser and a refrigerator with the same is disclosed wherein a level of liquid to be ejected into a receptacle can be established, and a display module is mounted to thereby enhance a user convenience, and wherein the automatic liquid dispenser is mounted on the refrigerator to allow being independently driven and manufactured. | 09-11-2008 |
20120135327 | MONITORING THE OPERATIONAL STATE OF A FUEL CELL STACK - A technique is described herein for monitoring the operational state of a fuel cell stack by the detection of nonlinearity in such a manner that an external test signal for frequency response is generated and applied to the fuel cell stack during operation, the resulting signal output from the fuel cell stack is measured, and the harmonic content of the measured signal is analyzed, the method including: applying a multiple frequency test signal comprising at least two sinusoidal waves as the test signal for frequency response to the fuel cell stack; and analyzing the resulting current or voltage signal output from the fuel cell stack. | 05-31-2012 |
20120135558 | METHOD OF ETCHING ASYMMETRIC WAFER, SOLAR CELL INCLUDING THE ASYMMETRICALLY ETCHED WAFER, AND METHOD OF MANUFACTURING THE SAME - With the present invention, two wafers for a solar cell only whose light receiving surfaces are selectively etched can be simultaneously obtained by overlapping the two wafers and performing a single-sided etching or an asymmetric etching thereon. The present invention provides a method of etching a wafer comprising: performing a single-sided etching or an asymmetric etching on the wafer, wherein the performing the single-sided etching or the asymmetric etching comprises: overlapping two wafers whose one sides face each other; and etching the overlapped two wafers, and a solar cell including the etched wafers. | 05-31-2012 |
20130243322 | IMAGE PROCESSING METHOD - An image processing method of separating an input image into a foreground image and a background image, the method including determining a pixel of the input image as a pixel of the foreground image if a foreground probability value of the pixel of the foreground image determined by using the Gaussian mixture model or the pixel determined to be included in a motion region is greater than a setting threshold. | 09-19-2013 |