Patent application number | Description | Published |
20120196204 | MOLTEN CARBONATE FUEL CELLS INCLUDING REINFORCED LITHIUM ALUMINATE MATRIX, METHOD FOR PREPARING THE SAME, AND METHOD FOR SUPPLYING LITHIUM SOURCE - Disclosed is a molten carbonate fuel cell comprising a reinforced lithium aluminate matrix, a cathode, an anode, a cathode frame channel and an anode frame channel, wherein at least one of the cathode frame channel and the anode frame channel is filled with a lithium source. Disclosed also are a method for producing the same, and a method for supplying a lithium source. The molten carbonate fuel cell in which a lithium source is supplied to an electrode has high mechanical strength and maintains stability of electrolyte to allow long-term operation. | 08-02-2012 |
20140335442 | METHOD OF PREPARING NICKEL-ALUMINUM ALLOY POWDER AT LOW TEMPERATURE - Provided is a method for preparing nickel-aluminum alloy powder at low temperature, which is simple and economical and is capable of solving the reactor corrosion problem. The method for preparing nickel-aluminum alloy powder at low temperature includes: preparing a powder mixture by mixing nickel powder and aluminum powder in a reactor and adding aluminum chloride into the reactor (S1); vacuumizing the inside of the reactor and sealing the reactor (S2); and preparing nickel-aluminum alloy powder by heat-treating the powder mixture in the sealed reactor at low temperature (S3). | 11-13-2014 |
20160006040 | DIRECT REFORMING CATALYST FOR MOLTEN CARBONATE FUEL CELLS, METHOD FOR PREPARING THE SAME AND METHOD FOR IMPROVING LONG-TERM STABILITY THEREOF BY WETTABILITY CONTROL ON MOLTEN CARBONATE ELECTROLYTE - Disclosed is a homogeneous catalyst having a single phase of Perovskite oxide, wherein at least one doping element is substituted at site A, site B or sites A and B in ABO | 01-07-2016 |
Patent application number | Description | Published |
20090166853 | MULTI-LAYER STACKED WAFER LEVEL SEMICONDUCTOR PACKAGE MODULE - A stacked wafer level semiconductor package module includes a semiconductor chip module including first and second semiconductor chips each having a rectangular shape. The first semiconductor chip has first pads disposed along a first short side of a lower surface thereof. The second semiconductor chip has second pads disposed along a first short side of a lower surface thereof. The first and second semiconductor chips are stacked so as to expose the first pad and the second pad on one side of the stacked first and second semiconductor chips. The package also includes a substrate having a first connection pad facing the first pad and a second connection pad facing the second pad. The package also includes a first connection member for connecting the first pad to the first connection pad, and a second connection member for connecting the second pad to the second connection pad. | 07-02-2009 |
20090184414 | WAFER LEVEL CHIP SCALE PACKAGE HAVING AN ENHANCED HEAT EXCHANGE EFFICIENCY WITH AN EMF SHIELD AND A METHOD FOR FABRICATING THE SAME - A wafer level chip scale package having an enhanced heat exchange efficiency with an EMF shield is presented. The wafer level chip scale package includes a semiconductor chip, an insulation layer, and a metal plate. The semiconductor chip has a plurality of bonding pads on an upper face thereof. The insulation layer is disposed over the upper face of the semiconductor chip and has openings that expose some portions of the bonding pads. The metal plate covers an upper face of the insulation layer and side faces of the semiconductor chip in which the metal plate is electrically insulated from the bonding pads. | 07-23-2009 |
20090197372 | METHOD FOR MANUFACTURING STACK PACKAGE USING THROUGH-ELECTRODES - Manufacturing a wafer level stack package includes the steps of back-grinding a lower surface of a wafer including a plurality of first semiconductor chips. A support member is attached to a lower surface of the back-grinded wafer. One or more second semiconductor chips are stacked on the respective first semiconductor chips of the back-grinded wafer. First through-electrodes are formed to electrically connect the stacked first semiconductor chips and second semiconductor chips. Third semiconductor chips are attached to uppermost ones of the stacked second semiconductor chips, and the third semiconductor chips have second through-electrodes which are electrically connected to the first through-electrodes and re-distribution lines which are connected to the second through-electrodes. Outside connection terminals are attached to the re-distribution lines of the third semiconductor chips. The first semiconductor chips of a wafer level on which the second and third semiconductor chips are stacked are sawed to for semiconductor packages at a chip level. | 08-06-2009 |
20100217763 | METHOD FOR AUTOMATIC CLUSTERING AND METHOD AND APPARATUS FOR MULTIPATH CLUSTERING IN WIRELESS COMMUNICATION USING THE SAME - An automatic clustering method using an Average-linkage algorithm and a KPower Means algorithm, and a method and apparatus for multi-path clustering required for a spatial channel modeling (SCM) in a wireless communication environment are provided. The automatic clustering method, including: a first step of obtaining an initial cluster centroid using a hierarchical clustering algorithm; a second step of moving the initial cluster centroid using a two dimensional clustering algorithm; a third step of clustering a data set according to the moved initial cluster centroid; and a fourth step of calculating a validation index with respect to the clustered data set and determining an optimal number of clusters. | 08-26-2010 |
20130045750 | WIRELESS LOCALIZATION METHOD BASED ON AN EFFICIENT MULTILATERATION ALGORITHM OVER A WIRELESS SENSOR NETWORK AND A RECORDING MEDIUM IN WHICH A PROGRAM FOR THE METHOD IS RECORDED - A wireless localization technology using efficient multilateration in a wireless sensor network is disclosed. After calculating estimated distances from each of at least three reference nodes to a blind node using received signal strength of wireless signals that the at least three reference nodes received from the blind node, the estimated location of the blind node is obtained through multilateration using the calculated estimated distances. To correct error in the estimated location, the estimated distances are used, and the error correction direction and error correction distance for the estimated location are calculated by applying a largest weight to the reference node closest to the estimated location. The error of the estimated location is corrected by move the estimated location of the blind node by the calculated error correction direction and error correction distance. Calculation for the error correction is very simple and fast. | 02-21-2013 |
20130078807 | WAFER LEVEL CHIP SCALE PACKAGE HAVING AN ENHANCED HEAT EXCHANGE EFFICIENCY WITH AN EMF SHIELD AND A METHOD FOR FABRICATING THE SAME - A wafer level chip scale package having an enhanced heat exchange efficiency with an EMF shield is presented. The wafer level chip scale package includes a semiconductor chip, an insulation layer, and a metal plate. The semiconductor chip has a plurality of bonding pads on an upper face thereof. The insulation layer is disposed over the upper face of the semiconductor chip and has openings that expose some portions of the bonding pads. The metal plate covers an upper face of the insulation layer and side faces of the semiconductor chip in which the metal plate is electrically insulated from the bonding pads. | 03-28-2013 |
20140140240 | METHOD AND APPARATUS FOR ESTIMATING LONG-TERM TRANSFER RATE OF TERMINAL - A method and an apparatus for estimating a long-term transfer rate of a terminal are provided. The method for estimating the long-term transfer rate includes: calculating a burst transfer rate of each pilot signal which is transmitted from a base station to a target terminal to calculate a long-term transfer rate; and calculating a long-term transfer rate of the target terminal using distribution of the calculated burst transfer rates and the number (N) of terminals that are serviced by the base station. | 05-22-2014 |
Patent application number | Description | Published |
20090031253 | MOBILE TERMINAL AND METHOD OF DISPLAYING MENU ICON THEREOF - A method for displaying icons on a portable device. The method includes displaying a first icon group including at least one icon on a touchscreen of the portable device, wherein at least one icon of the first icon group is selectable responsive to a detected presence of an input at a location proximate to a displayed location of the at least one icon, and displaying a second icon group including at least one icon on the touchscreen, wherein the at least one icon of the second icon group is selectable responsive to user contact with a mechanical input device, and wherein the selection of the at least one icon of the second icon group causes the first icon group to be displayed. | 01-29-2009 |
20090117944 | MOBILE TERMINAL - A mobile terminal including a terminal body having first and second regions on a front surface thereof, a touch screen part on the first region and configured to display visual information and perform an inputting operation in a tactile manner, and a touch pad part corresponding to the second region and configured to input information corresponding to a touch applied to a pre-set position on the second region. | 05-07-2009 |
20100075720 | WINDOW FOR MOBILE TERMINAL AND MOBILE TERMINAL HAVING THE SAME - Disclosed is a mobile terminal including, a terminal body having a window mounting portion, a window mounted on the window mounting portion, and having a first region to implement a touch screen and a second region to input manipulation information, and a Flexible Printed Circuit Board (FPCB) configured to electrically connect the terminal body to the window, wherein the FPCB is connected at a position between the first region and the second region. | 03-25-2010 |
20100131880 | TERMINAL AND METHOD OF CONTROLLING THE SAME - According to an embodiment, a terminal and a method of displaying menu icons thereof are discussed, by which a terminal user is facilitated to input various commands. An embodiment of the present invention includes a touch screen and a control unit configured to control at least one touch-available icon to move between outer and inner areas of an image displayed on the touch screen in a direction of a touch-drag on the touch screen. Accordingly, the electric current for detecting a touch is supplied to the touch screen only if the touch-available icon is displayed on the touch screen. Hence, the present invention minimizes power consumption in using the touch screen. | 05-27-2010 |
20110078345 | MOBILE COMMUNICATIONS TERMINAL USING MULTI-FUNCTIONAL SOCKET AND METHOD THEREOF - A mobile communications terminal using a multi-functional socket and a method thereof, the mobile communications device comprising a connector capable of connecting the mobile communications device to at least one external device for establishing an electrical connection between the at least one external device and the mobile communications device; a switching unit; and a controller cooperating with the connector and the switching unit to perform, sending and/or receiving at least one signal with respect to the at least one external device via at least one dedicated path according to at least one identification signal; and generating a control signal to control the at least one signal, wherein the at least one signal comprises at least one of a power signal and data. | 03-31-2011 |
20110115712 | MOBILE TERMINAL - A mobile terminal includes: a terminal main body having a wireless communication module; a wireless keypad configured to input information to the terminal main body and operating in a tactile manner; and a driving unit configured to operate the wireless keypad by using power of the terminal main body, wherein the driving unit includes: first and second electrodes mounted in the terminal main body and the wireless keypad; an electric field formation unit provided in the terminal body and applying voltage to the first electrode to form an electric field between the first and second electrodes; and a controller mounted in the terminal body and detecting information regarding a touch applied to the wireless keypad based on a change in the electric field generated by a touch applied to the wireless keypad. | 05-19-2011 |
20120274595 | MOBILE TERMINAL - A mobile terminal including a terminal body having first and second regions on a front surface thereof, a touch screen part on the first region and configured to display visual information and perform an inputting operation in a tactile manner, and a touch pad part corresponding to the second region and configured to input information corresponding to a touch applied to a pre-set position on the second region. | 11-01-2012 |
20130231162 | MOBILE TERMINAL - A mobile terminal including a terminal body having first and second regions on a front surface thereof, a touch screen part on the first region and configured to display visual information and perform an inputting operation in a tactile manner, and a touch pad part corresponding to the second region and configured to input information corresponding to a touch applied to a pre-set position on the second region. | 09-05-2013 |
20150277695 | TERMINAL AND METHOD OF CONTROLLING THE SAME - A mobile terminal including a wireless communication unit configured to wirelessly communicate with at least one other terminal, a touch screen, and a controller configured to display a first group of touch-available icons in response to a first touch-drag in a first direction on the touch screen, in response to a selection of a specific touch-available icon included in the first group of touch-available icons, execute a function corresponding to the specific touch-available icon, and display a second group of touch-available icons in response to a second touch-drag in a second direction on the touch screen, the second direction being substantially perpendicular to the first direction, wherein the second group of touch-available icons correspond to terminal setting relevant icons, and wherein the second group of touch-available icons disappear in response to a third touch-drag in a third direction opposite to the second direction. | 10-01-2015 |
Patent application number | Description | Published |
20140020638 | EXHAUST GAS TEMPERATURE REDUCTION DEVICE FOR AN ENGINE OF CONSTRUCTION EQUIPMENT - Disclosed is a hydraulic circuit for controlling booms of construction equipment, wherein working oil which is relieved from a large chamber of a boom cylinder passes through an orifice so as to prevent the boom from lowering if an overload is applied when the boom is not being operated. The hydraulic circuit for controlling booms of construction equipment includes: a boom cylinder which is connected to a hydraulic pump via a first path and a second path; a boom control valve which is mounted on the path between the hydraulic pump and the boom cylinder; a holding valve which is mounted between the boom control valve and the first path of the boom cylinder and prevents the natural lowering of a boom when the boom control valve is in a neutral position; a port relief valve which is mounted to the first path at the lower side of a holding poppet and relieves working oil when an overload is generated at the first path; and an orifice valve which is mounted at the lower side of the port relief valve, relieves the working oil which passes through the port relief valve when the boom control valve is neutral so as to relieve the working oil through an orifice, and discharges the working oil which passes through the port relief valve to a hydraulic tank at the time of conversion due to boom-up pilot signal pressure which is applied to the boom control valve. | 01-23-2014 |
20150207359 | BATTERY CHARGING SYSTEM FOR HYBRID CONSTRUCTION MACHINERY BY USING ROTATIONAL FORCE OF FAN AND CHARGING METHOD THEREFOR - A battery charging system and a charging method thereof for a hybrid construction machine using a rotating force of a fan are disclosed. The battery charging system includes a fan, a controller controlling a braking device of the fan and a battery which is charged with electric energy. The charging method includes controlling, by the controller, a braking device of the fan to decrease a fan rotating speed down to a target fan rotating speed if the current target fan rotating speed, which is obtained depending on a current cooling water temperature, a hydraulic fluid temperature, and an engine intake air temperature, is lower than an actually measured fan rotating speed; and charging, by the braking device, electric energy which is caused by a rotating force that is generated while the fan rotating speed is decreased from the actually measured fan rotating speed to the target fan rotating speed in the battery. Since the electric energy generated by the rotating force is stored in the battery, the engine operation time is reduced, and thus a fuel efficiency can be improved. | 07-23-2015 |