Patent application number | Description | Published |
20100197685 | NOVEL BENZOFURAN TYPE DERIVATIVES, A COMPOSITION COMPRISING THE SAME FOR TREATING OR PREVENTING COGNITIVE DYSFUNCTION AND THE USE THEREOF - The present invention relates to the novel benzofuran derivatives, the preparation thereof and the composition comprising the same. The benzofuran derivatives of the present invention showed potent inhibiting activity of beta-amyloid aggregation and cell cytotoxicity resulting in stimulating the proliferation of neuronal cells as well as recovering activity of memory learning injury caused by neuronal cell injury using transformed animal model with beta-amyloid precursor gene, therefore the compounds can be useful in treating or preventing cognitive function disorder. | 08-05-2010 |
20120245165 | NOVEL BENZOFURAN TYPE DERIVATIVES, A COMPOSITION COMPRISING THE SAME FOR TREATING OR PREVENTING COGNITIVE DYSFUNCTION AND THE USE THEREOF - The present invention relates to the novel benzofuran derivatives, the preparation thereof and the composition comprising the same. The benzofuran derivatives of the present invention showed potent inhibiting activity of beta-amyloid aggregation and cell cytotoxicity resulting in stimulating the proliferation of neuronal cells as well as recovering activity of memory learning injury caused by neuronal cell injury using transformed animal model with beta-amyloid precursor gene, therefore the compounds can be useful in treating or preventing cognitive function disorder. | 09-27-2012 |
20120245225 | NOVEL BENZOFURAN TYPE DERIVATIVES, A COMPOSITION COMPRISING THE SAME FOR TREATING OR PREVENTING COGNITIVE DYSFUNCTION AND THE USE THEREOF - The present invention relates to the novel benzofuran derivatives, the preparation thereof and the composition comprising the same. The benzofuran derivatives of the present invention showed potent inhibiting activity of beta-amyloid aggregation and cell cytotoxicity resulting in stimulating the proliferation of neuronal cells as well as recovering activity of memory learning injury caused by neuronal cell injury using transformed animal model with beta-amyloid precursor gene, therefore the compounds can be useful in treating or preventing cognitive function disorder. | 09-27-2012 |
20120259006 | NOVEL BENZOFURAN TYPE DERIVATIVES, A COMPOSITION COMPRISING THE SAME FOR TREATING OR PREVENTING COGNITIVE DYSFUNCTION AND THE USE THEREOF - The present invention relates to the novel benzofuran derivatives, the preparation thereof and the composition comprising the same. The benzofuran derivatives of the present invention showed potent inhibiting activity of beta-amyloid aggregation and cell cytotoxicity resulting in stimulating the proliferation of neuronal cells as well as recovering activity of memory learning injury caused by neuronal cell injury using transformed animal model with beta-amyloid precursor gene, therefore the compounds can be useful in treating or preventing cognitive function disorder. | 10-11-2012 |
Patent application number | Description | Published |
20100188360 | ELECTRONIC DEVICE AND METHOD OF ARRANGING TOUCH PANEL THEREOF - Provided are an electronic device and a method of arranging a touch panel thereof. The electronic device includes: a display panel for displaying an image; a touch panel including a cover and a plurality of electrodes adhered to the cover; and a sensing unit including a plurality of digital contact controllers for detecting delays caused by variations of capacitances of the electrodes to output digital data signals. Thus, the electronic device includes an economical touch panel that can be variously applied according to users' convenience or purpose without using an expensive substrate having the entire surface coated with an ITO layer. | 07-29-2010 |
20100277433 | TOUCH PANEL DEVICE AND METHOD OF DETECTING CONTACT POSITION THEREOF - Provided are a touch pad device and a method of detecting a contact position thereof. The touch panel device includes: a touch panel having a surface on which at least one pair of touch patterns formed of a conductive material are formed; and a touch sensor for generating a contact signal corresponding to a contact position of a contact object using impedances of a pair of touch patterns when the pair of touch patterns are contacted by the contact object. The touch panel device includes a plurality of pairs of touch patterns formed of a conductive material. A first axis position of a contact object is determined depending on whether or not the touch patterns are contacted by the contact object, and a second axis position of the contact object is determined by detecting variations in capacitance of the touch patterns or delay times by which a reference signal applied to the touch patterns is delayed. Thus, a contact position of the contact object can be detected using the first and second axis positions. Since the touch panel uses a one-layer ITO film, manufacturing the touch panel device with improved transparency can be easy and economical. | 11-04-2010 |
20110035632 | COMMUNICATION SYSTEM WITH AUTOMATIC RESTORING FUNCTION AGAINST FAULTY OPERATION AND RESTORING METHOD THEREOF - Provided are a communication system and a method of restoring the communication system. The communication system includes a master device for transmitting a reference clock through a clock line, transmitting and receiving data through a data line, and requesting and receiving input data and error detection data, and a slave device for detecting human touch input data, transmitting and receiving the data in synchronization with the reference clock or generating and transmitting the input data, and transmitting the error detection data in response to the request for error detection data. Here, the master device compares stored error detection data with the received error detection data and initializes the slave device when the stored error detection data is not the same as the received error detection data. Therefore, in the master-slave communication system capable of automatic restoration from a malfunction and the method of restoring the communication system, a master device recognizes malfunction of a slave device having a volatile storage due to its surroundings, initializes the slave device, and thus can restore the slave device to its normal operating state. | 02-10-2011 |
20110037727 | TOUCH SENSOR DEVICE AND POINTING COORDINATE DETERMINATION METHOD THEREOF - Provided are a touch sensor device and a pointing coordinate determination method thereof. The touch sensor device includes a touch panel, a touch sensing unit that receives a touch signal, senses touch information according to a simple touch or touch strength of a touch object, and outputs an electrical signal, a touch data storage that stores touch data in response to the electrical signal, a template storage that pre-stores templates for various outlines of the touch object in response to the electrical signal, and a touch data processor that senses an outline of the touch object according to a distance difference related to the touch object by receiving the touch data, and determines pointer coordinates of a pointing device by receiving and mapping a stored template of the touch object. | 02-17-2011 |
20110102353 | TOUCH PANEL APPARATUS AND A METHOD FOR DETECTING A CONTACT POSITION ON THE SAME - A touch panel device and a method for detecting a contact position are provided. The touch panel device includes a touch panel including a first touch pattern, the first touch pattern having a plurality of first touch pads connected in series; and a touch sensor for applying a clock signal to one terminal of the first touch pattern, receiving a first delayed clock signal from the other terminal of the first touch pattern, and generating contact position data corresponding to a contact position of an object using a difference in delay time between the clock signal and the first delayed clock signal. Thus, since the plurality of touch pads are connected in series, the contact position of the entire touch panel can be sensed with only one touch sensor, and the touch pad has a greater area than the connection line for a distinguished difference in resistance between the touch pad and the connection line, such that the contact position can be accurately detected. | 05-05-2011 |
20110175626 | PORTABLE DEVICE WITH PROXIMITY SENSORS - A portable device with a proximity sensor is provided. The portable device with a proximity sensor of the present invention includes a shielding plate for shielding impedance applied in a direction opposite to the direction that the proximity sensor detects the proximity such that the proximity sensor is not affected by a change in the surrounding environment and can detect the proximity at the same sensitivity at all times. Moreover, when the portable device is placed upside down on a conductive surface that causes low impedance, a proximity sensor placed adjacent to the conductive surface is deactivated to prevent malfunction. | 07-21-2011 |
20110199327 | TOUCH SENSOR DEVICE - A touch sensor device is provided. The touch sensor device includes a touch panel including a plurality of touch mark-keys indicating a position touched by a touch object, a plurality of first touch pads disposed at positions corresponding to the plurality of touch mark-keys of the touch panel and generating touch information of the touch object as a first electrical signal, a plurality of second touch pads disposed between the plurality of first touch pads and generating touch information of a conductive material on the touch object as a second electrical signal, and a touch sensing unit receiving the first electrical signal, outputting a plurality of sensing signals to allow an electronic device to perform predetermined operations corresponding to the touched touch mark-keys, and determining whether the touch of the touch object is a normal one using the first and second electrical signals. | 08-18-2011 |
20110210934 | TOUCH PANEL, AND INPUT DEVICE INCLUDING THE SAME - Provided are a touch panel and an input device. The touch panel includes a plurality of first touch pad groups disposed in a first direction and having a plurality of first touch pads disposed in the first direction and extending in a second direction. Here, the first touch pads disposed at the same position in the respective first touch pad groups are connected in common with a corresponding one of a plurality of first channels, a first input signal is applied to one of the first touch pads of each first touch pad group, and the first touch pads receiving the first input signal are connected with the first channels, respectively. | 09-01-2011 |
20120200530 | INPUT DEVICE, AND METHOD FOR DETECTING THE CONTACT POSITION OF THE DEVICE - Provided are an input device and a touch position detecting method thereof The input device includes a touch panel configured to generate a plurality of different measurement values depending on touch positions and output the plurality of measurement values, a clustering part configured to receive the measurement values, and output clustered measurement values including at least one cluster from the plurality of measurement values using a threshold value, and a center point calculating part configured to receive the clustered measurement values, and calculate coordinates of each cluster using a weighted average to output the coordinates. | 08-09-2012 |
20130207934 | INPUT DEVICE AND TOUCH POSITION DETECTING METHOD THEREOF - Provided are an input device and a touch position detecting method thereof. The input device includes a touch panel part configured to output a measurement value according to a touch position of a touch object; and a touch position detecting part configured to generate a raw frame based on the measurement value and generate at least one cluster with reference to a cell having a maximum value in the raw frame, wherein, when there is an overlapped cell simultaneously included in a plurality of clusters, the touch position detecting part performs a clustering operation of dividing a value of the overlapped cell into values of the plurality of clusters according to values of cells adjacent to the overlapped cell and generating the at least one cluster, and calculates coordinates of the touch position with respect to each of the at least one cluster. | 08-15-2013 |
20130290761 | METHOD OF AND APPARATUS FOR PROCESSING TOUCH SIGNAL BY TOUCH SENSOR CONTROLLER - Provided are an apparatus and method by which a touch sensor controller of a touch screen apparatus may efficiently process a touch signal in response to a touch event to reduce power consumption of the entire system. An apparatus including a touch screen includes a touch sensor controller configured to generate a touch signal in response to a touch event and process the touch signal and a system controller configured to receive the touch signal from the touch sensor controller and perform an operation in response to the touch signal. The touch sensor controller determines whether the touch event is a multi-touch, generates touch signals having different types depending on whether the touch event is the multi-touch, and transmits the touch signals to the system controller. Thus, power consumption of the apparatus including the touch screen may be efficiently reduced. | 10-31-2013 |
Patent application number | Description | Published |
20110266038 | PRINTED CIRCUIT BOARD ADN METHOD OF MANUFACTURING THE SAME - Disclosed herein is a printed circuit board, including: a substrate including a first circuit layer formed on one side thereof and a second circuit layer formed on the other side thereof; and a strike-type through body externally inserted in the substrate and electrically connecting the first circuit layer and the second circuit layer. The printed circuit board is advantageous in that, since a strike-type through body is externally inserted in a substrate, conventional complicated processes, such as hole forming, deburring, desmearing, electroless copper plating and electrolytic copper plating, can be omitted, thus simplifying a process of manufacturing a printed circuit board and reducing the manufacturing cost thereof. | 11-03-2011 |
20130139383 | Printed Circuit Board and Method Of Manufacturing The Same - Disclosed herein is a printed circuit board, including: a substrate including a first circuit layer formed on one side thereof and a second circuit layer formed on the other side thereof; and a strike-type through body externally inserted in the substrate and electrically connecting the first circuit layer and the second circuit layer. The printed circuit board is advantageous in that, since a strike-type through body is externally inserted in a substrate, conventional complicated processes, such as hole forming, deburring, desmearing, electroless copper plating and electrolytic copper plating, can be omitted, thus simplifying a process of manufacturing a printed circuit board and reducing the manufacturing cost thereof. | 06-06-2013 |
Patent application number | Description | Published |
20130098021 | HYDRAULIC PUMP CONTROL SYSTEM FOR CONSTRUCTION MACHINERY - A hydraulic pump control system provided in a construction machine such as an excavator is provided. According to the hydraulic pump control system, a loss of a flow rate is reduced by initially supplying hydraulic fluid as much as necessary from a hydraulic pump to a hydraulic motor in order to accelerate a swing movement of an upper frame against a lower traveling structure or to make an upper swing structure swing. | 04-25-2013 |
20130103270 | FLOW CONTROL SYSTEM FOR A HYDRAULIC PUMP OF CONSTRUCTION MACHINERY - A flow control system of a hydraulic pump for a construction machine is provided, which can variably control a discharge flow rate of the hydraulic pump in accordance with load pressure generated by a hydraulic actuator such as a boom cylinder. According to the flow control system of a hydraulic pump, the discharge pressure of the hydraulic pump and the operation rate of the operation lever for the hydraulic actuators is detected, and standard load pressures of the respective hydraulic actuators are set. If the discharge pressure of the hydraulic pump is higher than the preset standard load pressures of the hydraulic actuators, the discharge flow rate of the hydraulic pump is proportionally reduced for the same operation rate in accordance with degrees of loads generated by the hydraulic actuators, while if the discharge pressure of the hydraulic pump is lower than the standard load pressures of the hydraulic actuators, the discharge flow rate of the hydraulic pump is controlled in proportion to the operation rate. | 04-25-2013 |
20130121852 | SYSTEM FOR CONTROLLING HYDRAULIC PUMP IN CONSTRUCTION MACHINE - Disclosed is a system for controlling a hydraulic pump in a construction machine which can reduce the discharge flow of the hydraulic pump in proportion to the load pressure of the hydraulic pump to enhance operability by the driver. The present invention provides the system for controlling the hydraulic pump in the construction machine, which is characterized by detecting the discharge pressure of the hydraulic pump and the operation activity of an operation lever, and comparing the detected discharge pressure of the hydraulic pump and a predetermined pressure value, and when the detected discharge pressure exceeds the predetermined pressure value, the maximum dischargeable flow of the hydraulic pump is reduced in proportion to the difference between the detected pressure and the predetermined pressure value. | 05-16-2013 |
20130160439 | FLOW RATE CONTROL DEVICE FOR VARIABLE DISPLACEMENT TYPE HYDRAULIC PUMP FOR CONSTRUCTION EQUIPMENT - The present invention pertains to a hydraulic pressure control device of a variable displacement type hydraulic pump for construction equipment, wherein operable sections of operation systems are formed in a wide manner while the hydraulic pump discharges a relatively small flow rate compared with the operation amount of the respective operation systems in the case of complex operations, so as to improve the pressure loss and the fuel ratio of the hydraulic pump. The device includes a flow rate controller, which is preferably connected to an operation amount detecting means and a swash plate control device, and receives operation signals from the operation system of a control device that are detected by the operation amount detecting means so as to control the discharge flow rate of the hydraulic pump. In the case of the complex operations, the flow rate controller pre-determines the required flow rate of an actuator for the respective operation systems via the operation signals of the operation systems and subsequently operates the square root of the sum of the squares of the respective required flow rates so as to determine the discharge flow rate of the hydraulic pump, thereby controlling the swash plate control device. | 06-27-2013 |
20130228245 | FLOW CONTROL VALVE FOR CONSTRUCTION MACHINE - A flow control valve for a construction machine is provided, which can constantly control a flow rate of hydraulic fluid supplied to a hydraulic actuator through a flow control spool in a spool. The flow control valve for a construction machine, having a valve body in which a supply passage communicating with a pump passage and actuator ports connected to a hydraulic actuator are formed, and a spool installed in the valve body to be shifted, includes a flow control spool shifted in the spool to variably control a cross-sectional area of a passage connected to the one actuator port if a flow rate of the hydraulic fluid that flows through the supply passage is higher than a set flow rate, a first passage formed on the spool to communicate with the supply passage and a second passage formed on the spool to communication with the one actuator port and having a cross-sectional area that is varied depending on the shifting of the flow control spool. | 09-05-2013 |
20140238010 | CONTROL SYSTEM FOR OPERATING WORK DEVICE FOR CONSTRUCTION MACHINE - Disclosed is a control system for controlling flow so as to allow simultaneous usage of a parallel flow path and a tandem flow path thereby reducing loss of pressure inside a control valve, when simultaneously operating work devices having different operating pressures. A control system for operating the work device, according to the present invention, provides the control system for operating the work device for a construction machine, comprising: first and second hydraulic pumps that are connected to an engine; a revolution control valve, an arm control valve, and a left driving control valve, which are installed on a first center bypass path of the first hydraulic pump, and each of which is connected via the parallel flow path; a boom control valve, a bucket control valve, and a right driving valve, which are installed on a second center bypass path of the second hydraulic pump, and each of which is connected via the parallel flow path; a pressure generation device; a bleed flow path, which is formed on a control spool at a lower side of a boom of the boom control valve, for maintaining an open state of the second center bypass path without closing same, when the boom control valve is switched so as to lower the boom; and a center bypass switch valve, which is installed on the lowermost side of the second center bypass path and is switched by means of a control signal for switching the boom control valve. | 08-28-2014 |
20140245730 | PRIORITY CONTROL SYSTEM FOR CONSTRUCTION MACHINE - Disclosed is a lower track for mounting rubber pads on a track shoe to be attachable and detachable after assembling a steel plate which is adhered with divisionally formed rubber pads as a single unit without additionally perforating coupling through-holes in the track shoe when the rubber pad which forms the lower track and the track shoe which is formed of a metal material are coupled. The lower track of a crawler excavator according to the present invention comprises: first and second rubber pads which are divisionally formed; a first steel plate which supports the bottom surface of the first rubber pad by surrounding the same, and has first hooks formed on the bottom surface thereof and coupling holes formed in a connection stepped-portion. | 09-04-2014 |
Patent application number | Description | Published |
20110124368 | Modular input device and portable handset and remote control provided with the same - A modular input device includes a manipulator movable in random directions, a sensor chip to detect displacement of the manipulator, an elastic member to return the displaced manipulator to its originally set position, a direction manipulator operating independently from the manipulator to provide manipulation space for the manipulator and to manipulate directions, a magnetic body moving in association with the manipulator to inform the sensor chip of the displacement of the manipulator, a circuit board having an operation switch at a position corresponding to the manipulator to output a signal detected by the sensor chip to an external device, and a housing to enclose the manipulator, the sensor chip, the magnetic body and the circuit board. | 05-26-2011 |
20120061571 | LASER NAVIGATION MODULE - Disclosed herein is a laser navigation module. The laser navigation module includes a light source emitting laser light. An IR window allows the laser light emitted by the light source to pass therethrough and be reflected thereon, and prevents the entry of visible light. A housing is equipped with the IR window and includes a transparent or semi-transparent part. An illuminator is provided in the housing to emit light to the outside of the housing. The laser navigation module further includes an opaque part or a blocking layer for selective blocking, thus enabling light to be emitted to a desired area of the housing, therefore making it convenient to use even in a dark place. | 03-15-2012 |
20120162060 | LASER NAVIGATION MODULE - Disclosed herein is a laser navigation module, including: a light source radiating a laser beam; a housing provided with a window transmitting and reflecting the laser beam radiated from the light source and shielding the introduction of visible rays and provided with a transparent part or a translucent part to radiate light radiated from the inside thereof to the outside; a lighting device mounted in the housing; and a light diffusing member transferring the light radiated from the lighting device and having a groove part formed at an edge of an opposite side of the lighting device. | 06-28-2012 |
Patent application number | Description | Published |
20100304475 | DEVICE FOR COLLECTING SAMPLE - Disclosed herein is a device for collecting a sample, which is intended to dispense a received sample onto a measurement strip. The device includes a main body and a pair of receiving pieces. The receiving pieces protrude from a first end of the main body in such a way as to be spaced apart from each other while facing each other, and receive the sample by capillary force acting on a space which is defined between the receiving pieces and which is open on right, left and bottom sides. The device allows the received sample to be easily transferred to a reaction zone of a measurement strip, and enables the sample to be completely absorbed by the reaction zone because of capillary force in a receiving area when the device comes into contact with the reaction zone of the strip. | 12-02-2010 |
20100305419 | APPARATUS AND METHOD FOR MEASURING BIOMEDICAL DATA AND MEASUREMENT STRIP - Disclosed herein are an apparatus and method for measuring biomedical data and a measurement strip. The apparatus includes a plurality of detection units arranged within a strip reception area on a plane and spaced apart from each other, a measurement type determination unit for determining whether reactive portions are present in areas of the measurement strip corresponding to the plurality of detection units based on detection results obtained by the detection units and determining a type of measurement based on results of the determination, a biomedical data measurement unit for activating part or all of the detection units according to the type of measurement determined by the measurement type determination unit, and measuring the biomedical data using the activated detection units, and an output unit for outputting the measured biomedical data to an outside. | 12-02-2010 |
20100311090 | APPARATUS AND METHOD FOR MEASURING BIOMEDICAL DATA USING ALGORITHM FOR IMPROVING REPRODUCIBILITY - Disclosed herein is a method and apparatus for measuring biomedical data. The method of measuring biomedical data using a biochemical reaction includes determining reaction termination time at which the biochemical reaction has been stabilized based on an average variation in a predetermined period in an early stage of measurement, and obtaining a final measured value by adding a correction value to a value measured at the determined reaction termination time. | 12-09-2010 |
20100311091 | TEST STRIP AND METHOD FOR MEASURING BLOOD CHOLESTEROL LEVEL USING THE SAME - Disclosed are a test strip and a method for measuring medical data. The test strip comprises an upper cover having one or more application holes; a lower support having one or more detected parts at positions corresponding to detecting units of the measuring apparatus; an erythrocyte and LDL cholesterol-filtering layer designed to filter off both of erythrocytes and LDL cholesterol from an applied blood sample by agglutinating erythrocytes and precipitating LDL cholesterol; and a reaction layer in which the blood sample free of erythrocytes and LDL cholesterol is reacted with an reagent, the filtering layer and the reaction layer being stacked between the lower support and the upper cover. Structured to filter off erythrocytes and low-density lipoprotein (LDL) cholesterol from a blood sample in a single layer, the test strip of the present invention can be made to be slim and allows a low volume of blood to be analyzed. | 12-09-2010 |
20100311149 | BIOSENSOR - Disclosed herein is a biosensor. The biosensor includes a measuring layer configured to measure whether reaction to a biological sample has occurred. An upper cover is disposed on a top of the measuring layer, and is provided with an open window configured to allow a measurement area of the measuring layer to be exposed and an upper protrusion configured to protrude from an outer portion of the open window in a direction in which the upper protrusion is coupled to a lower panel. The lower panel is disposed below the measuring layer, and is provided with a lower protrusion which protrudes between the open window and the upper protrusion of the upper cover so that the lower protrusion is spaced apart from the upper protrusion by a gap and which presses the measuring layer so that a top of the measuring layer upwardly protrudes from the open window. | 12-09-2010 |
20100311154 | TEST STRIP DESIGNED TO IMPROVE SPREADABILITY OF BLOOD - Disclosed is a test strip for measuring medical data, in which a hydrophilic material is introduced to improve the spreadability of blood. Having the structure comprising a blood-filtering layer designed to filter off either or both of erythrocytes and low-density lipoprotein (LDL) cholesterol from an applied blood sample; a reaction layer in which the blood sample free of erythrocytes and/or low-density lipoprotein (LDL) cholesterol is reacted with an reagent, and a hydrophilic material, intercalated between the blood-filtering layer and the reaction layer, for uniformly spreading the blood sample filtered through the filtering layer, the blood-filtering layer and the reaction layer being stacked between the lower support and the upper cover, the test strip prevents the infiltration of erythrocytes into the reaction layer and improves the spreadability of blood to reduce measurement errors, thus bringing about higher reproducibility. | 12-09-2010 |
Patent application number | Description | Published |
20090077994 | REFRIGERATOR HAVING ICE BANK - Disclosed is a refrigerator having an ice bank. The refrigerator having an ice bank comprises: a rotation shaft to which a transfer unit for transferring ice pieces in the ice bank is connected, and having a coupling groove on an outer circumferential surface of the end thereof; a joint penetrated by the rotation shaft; a driving shaft connected to the joint, and transmitting a driving force of a motor to the joint; and a coupling ring coupled to the coupling groove of the rotation shaft penetrating the joint. Since the coupling ring is locked by the joint, the rotation shaft is prevented from being arbitrarily separated from the joint. The rotation shaft can be rotated in forward and backward directions. Furthermore, since the rotation shaft has a length shorter than a rotation shaft having screw threads and nuts, the motor can have a compact configuration. | 03-26-2009 |
20090249815 | DISPENSER RELATED TECHNOLOGY - A refrigerator, in which a dispensing unit moves between a received position and a dispensing position and a dispensing button unit moves between a stored position and an extended position. The dispensing button unit, in the extended position, controls dispensing of content through a dispenser outlet in response to application of force to the dispensing button unit. The refrigerator includes a dispense amount checking unit that is provided on the dispensing unit, that is at least partially translucent, and that is configured to enable a user's ability to visibly perceive content as it is being dispensed from a dispenser outlet when the dispensing unit is oriented in the dispensing position and the dispensing unit would otherwise at least partially block the user's view of content being dispensed through the dispenser outlet. | 10-08-2009 |
20090249817 | DISPENSER RELATED TECHNOLOGY - A refrigerator, in which a dispensing unit moves between a received position and a dispensing position and a driving unit is configured to move the dispensing unit from the received position to the dispensing position and is configured to move the dispensing unit from the dispensing position to the received position. The refrigerator also includes a state return unit that is configured to detect a force applied to a cover unit when the dispensing unit is oriented in the dispensing position and that is configured to, in response to detecting the force applied to the cover unit, cause the driving unit to move the dispensing unit from the dispensing position to the received position. | 10-08-2009 |
Patent application number | Description | Published |
20080293401 | TRANSMISSION/RECEPTION CHANNEL MATCHING APPARATUS AND METHOD FOR MOBILE COMMUNICATION TERMINAL AND MOBILE PHONE TEST EQUIPMENT - Disclosed herein is a transmission/reception channel matching apparatus and method for a mobile communication terminal and a mobile phone test equipment. The apparatus includes mobile communication terminal-side terminals, transmission and reception terminals, a connection detection unit, a switching unit, and a control unit. The mobile communication terminal-side terminals are connected to the option pins of a serial communication port in a one-to-one correspondence. The transmission and reception terminals correspond to the transmission and reception channels of the mobile phone test equipment. The connection detection unit detects the state of connection between the mobile communication terminal-side terminals and the option pins. The switching unit connects the mobile communication terminal-side terminals to the transmission and reception terminals. The control unit automatically sets the transmission and reception channels of the mobile communication terminal and the transmission and reception channels of the mobile phone test equipment with reference to the state of the connection, and outputs the channel matching command. | 11-27-2008 |
20080299964 | TRANSMISSION/RECEPTION CHANNEL MATCHING APPARATUS FOR MOBILE COMMUNICATION TERMINAL AND MOBILE PHONE TEST EQUIPMENT - Disclosed herein is a transmission/reception channel matching apparatus for a mobile communication terminal and a mobile phone test equipment. The transmission/reception channel matching apparatus includes a Printed Circuit Board (PCB), a Dual In-line Package (DIP) switch, and a fastening casing. The PCB includes mobile communication terminal-side terminals to be electrically connected to option pins provided in the serial communication connector of the mobile communication terminal, and transmission and reception terminals corresponding to the transmission and reception channels of the mobile phone test equipment for transmitting a transmission signal to the mobile communication terminal and receiving a reception signal from the mobile communication terminal. The DIP switch is provided with a plurality of switches, is combined with the PCB, and selectively connects the mobile communication terminal-side terminals to the transmission and reception terminals depending on ON/OFF information. The fastening casing accommodates the PCB so that part of the DIP switch is exposed to the outside. | 12-04-2008 |
20080313344 | DUAL PROCESSING SYSTEM CAPABLE OF ENSURING REAL-TIME PROCESSING IN PROTOCOL CONFORMANCE TEST - Disclosed herein is a dual processing system capable of ensuring real-time processing in a protocol conformance test. A protocol testing device performs a test on a layer under protocol test provided in a device under test. A communication device processes the protocol of a layer below the layer under protocol test between the device under test and the protocol testing device. The communication device processes a protocol test message, requiring real-time processing, instead of the protocol testing device, and transmits processing results for the protocol test message to the protocol testing device. The protocol testing device processes a protocol test message, not requiring real-time processing, and determines the conformance of the layer under protocol test provided in the device under test based on the processing results for the protocol test message. | 12-18-2008 |
20090027481 | METHOD OF MONITORING 3G VIDEO TELEPHONY THROUGH DM PORT - Disclosed herein is a method of monitoring 3G video telephony through a DM port. The method is performed using monitoring equipment in a state in which the monitoring equipment, provided with a driver module capable of opening the DM port of a mobile communication terminal for measurement, is connected to the mobile communication terminal. The method includes the steps of (a) opening the DM port of the mobile communication terminal, (b) setting up connection between the mobile communication terminal and a counterpart terminal by sending a key press command through the DM port, (c) sending H.324M protocol-based log commands through the DM port in order to receive voice or video data from the counterpart terminal, and receiving the voice or video data from the mobile communication terminal, (d) decoding and decompressing payload data of the received voice or video data, and (e) analyzing the decompressed voice or video data. | 01-29-2009 |
Patent application number | Description | Published |
20110051792 | SIGNAL ANALYZING APPARATUS FOR LTE SYSTEM - A signal analysis apparatus of an LTE system includes a radio frequency reception unit for receiving a radio frequency signal of the LTE system and converting it into a signal of an intermediate frequency, a digital signal conversion unit for converting an analog signal, processed by the radio frequency reception unit, into a digital signal, a baseband conversion unit for converting the signal of the intermediate frequency into a baseband signal, a baseband signal simple analysis unit for decoding the baseband signal in real time in accordance with an LTE standard, a signal depository for storing the baseband signal, a baseband signal precision analysis unit for decoding and analyzing the baseband signal in accordance with the LTE standard and analyzing various items derived in the decoding process, two switching units for alternatively connecting the baseband conversion unit or the signal depository to the baseband signal simple analysis unit or the baseband signal precision analysis unit, and a control unit for controlling the switching units. | 03-03-2011 |
20110054826 | APPARATUS AND METHOD FOR SIMULTANEOUSLY TESTING WIRELESS COMMUNICATION TERMINALS - Disclosed herein is an apparatus and apparatus for simultaneously testing a plurality of wireless communication terminals. The apparatus for simultaneously testing a plurality of wireless communication terminals includes one or more virtual Operating Systems (OSs) each configured to be run under an actual Operating System (OS) and to connect a wireless communication terminal with a test module independently of the actual OS, a plurality of test modules each configured to test a wireless communication terminal under the actual OS or one of the virtual OSs, and a control module configured to assign a plurality of wireless communication terminals recognized by the actual OS to the actual OS and the virtual OSs in a one-to-one correspondence and to assign the plurality of test modules to the actual OS and the virtual OSs in a one-to-one correspondence so that the test modules can be run simultaneously. | 03-03-2011 |
20130155833 | APPARATUS AND METHOD FOR I/Q OFFSET CANCELLATION IN SC-FDMA SYSTEM - The present invention relates to an apparatus and a method for eliminating I/Q offset in a receiver of a SC-FDMA system which improves performance of the system by accurate measurement and cancellation of I/Q offset in a receiver of a SC-FDMA system operating in a | 06-20-2013 |
20130173195 | CALIBRATION METHOD OF MODULATION POWER FOR DVB-H TEST APPARATUS - This invention relates to a calibration method of modulation power for DVB-H test apparatus for reducing the calibration time for the power loss in the RF cable to half through calibration using the expected power loss of the modulated wave at an arbitrary frequency based on the measured power losses of the continuous wave over frequencies in the RF cable. The calibration method of modulation power for DVB-H test apparatus that is performed by the computer with installed calibration program therein and connected to the power meter of the DVB-H test apparatus, comprises and includes the steps of: commanding DVB-H test apparatus to output continuous waves having frequencies from the start frequency to the stop frequency with increment of frequency step in accordance with the preset power level; storing CW power offset, that is the difference between the actual power level and the preset power level, to the table after receiving actual power level of continuous waves having frequencies from the start frequency to the stop frequency with increment of frequency step from the power meter; commanding DVB-H test apparatus to output a modulated wave that carries data on a continuous wave having an arbitrary frequency between the start frequency and the stop frequency, thereafter receiving actual output power level from the power meter, and calculating the modulation power offset between the continuous wave and the modulated wave at the corresponding arbitrary frequency, thereafter commanding DVB-H test apparatus to output the preset power level added with the power offset of the continuous wave and the power offset of the modulated wave when transmitting the modulated wave. | 07-04-2013 |
20130176886 | AUTOMATIC DETECTION APPARATUS FOR UL/DL CONFIGURATION IN LTE-TDD SIGNAL AND THE METHOD THEREBY - This invention relates to an automatic detection apparatus for UL/DL configuration in LTE-TDD signal and the method thereby for automatically detecting the UL/DL configuration number of an LTE-TDD signal without a decoder by using a simple structure. An automatic detection apparatus for UL/DL configuration in LTE-TDD signal comprises: a signal receiving unit for receiving an LTE-TDD RF signal and converting the LTE-TDD RF signal into a LTE-TDD baseband signal; a signal extracting unit for extracting a cell-specific reference signal for each subframe length in one frame length of the LTE-TDD baseband signal received from the signal receiving unit; a signal power measurement unit for measuring the power of the corresponding subframe reference signal according to the cell-specific reference signal received from the signal extracting unit; and an UL/DL configuration determination unit for determining whether the corresponding subframe is a DL subframe or an UL subframe according to the comparison result of the power of the corresponding subframe reference signal measured in the signal power measurement unit with a predetermined reference value, and determining the UL/DL configuration number for the corresponding frame based on the subframe number determined as described above. In the above configuration, it is characterized in that the predetermined reference value is the noise power without any LTE-TDD signal. | 07-11-2013 |
20130187694 | DIGITAL RE-SAMPLING APPARATUS USING FRACTIONAL DELAY GENERATOR - Disclosed herein is a digital re-sampling apparatus. The digital re-sampling apparatus includes a sample buffer, a sample buffer control unit, a filter bank, a first delay bank, a fractional delay constant table, a combiner bank, and a second delay bank. The sample buffer temporarily stores an input sample in synchronization with an input sampling frequency. The sample buffer control unit controls writing and reading operations. The filter bank includes a number of digital filters equal to the number of stages, and filters the input sample. The first delay bank differentially delays a filter output value. The fractional delay constant table stores information about re-sampling time. The combiner bank includes a number of adders and multipliers, performs an operation, and outputs a re-sampled value. The second delay bank causes a delay so that output of each combiner can be synchronized with each output of the fractional delay constant table. | 07-25-2013 |
20130208679 | REFERENCE SIGNAL CREATION APPARATUS AND PREAMBLE SEQUENCE DETECTION APPARATUS USING THE SAME - The present invention relates to a method for shortening the time taken for physical random access channel (PRACH) signal synchronization and preamble sequence detection in an LTE uplink system, and more particularly, to a method for shortening the time taken for preamble sequence detection using an inverse discrete Fourier transform. To this end, a preamble sequence detection apparatus according to the present invention comprises: a reference signal generation unit, which includes a preamble sequence generation unit for receiving a first signal having a predetermined length and outputting a plurality of second signals having the length of 839, a discrete Fourier transform unit for performing a discrete Fourier transform on the second signals received from the preamble sequence generation unit to transform the second signals into a frequency domain signal, a subcarrier mapping unit for mapping the frequency domain signal outputted from the discrete Fourier transform unit to a subcarrier, and an inverse discrete Fourier transform unit for receiving a signal having the length of 2 | 08-15-2013 |
20130215856 | PREAMBLE SEQUENCE DETECTION APPARATUS - The present invention relates to a method for shortening the time taken for physical random access channel (PRACH) signal synchronization and preamble sequence detection in an LTE uplink system, and more particularly, to a method for shortening the time taken for preamble sequence detection using an inverse discrete Fourier transform. To this end, a preamble sequence detection apparatus according to the present invention comprises: a reference signal generation unit, which receives a first signal having a predetermined value, generates a preamble sequence, performs a discrete Fourier transform, a subcarrier mapping, and an inverse discrete Fourier transform on the generated preamble sequence, and then expands the resultant signal at a set rate to quantize the resultant signal; a PRACH reception unit which receives a PRACH signal transmitted from a terminal; and a correlation unit which detects a correlation between the reference signal received from the reference signal generation unit and a signal received from the PRACH reception unit. | 08-22-2013 |
20130265927 | METHOD OF DECODING PHYSICAL BROADCAST CHANNEL IN LONG TERM EVOLUTION SYSTEM - The present invention relates, in general, to a method of decoding a Physical Broadcast Channel (PBCH) in a Long Term Evolution (LTE) system and, more particularly, to a method of detecting a Master Information Block (MIB) contained in a PBCH. | 10-10-2013 |
20140023000 | METHOD OF DETECTING PHYSICAL DOWNLINK CONTROL CHANNEL IN LONG-TERM EVOLUTION SYSTEM - Disclosed herein is a method of detecting a physical downlink control channel (PDCCH) in a long-term evolution (LTE) system. In this method, one is selected from among possible PDCCH formats for received base station signals, and a signal corresponding to the length of the selected PDCCH format is retrieved. Thereafter, one is selected from among one or more of possible DCI formats that have not been selected yet. Thereafter, decoding is performed using the retrieved signal and the selected DCI format. Finally, a remainder is obtained by dividing the decoded signal by a cyclic redundancy check (CRC) pattern, and the remainder is stored as RNTI information, along with the selected DCI and the DCI format. | 01-23-2014 |
20140269398 | METHOD FOR TRANSMITTING A CQI INDEX FROM A USER TERMINAL - A user terminal and a method for transmitting a CQI index from the user terminal to a base station. A method for performing a CQI index conversion so as to have a constant number of bits regardless of the number of bits of a calculated CQI index includes the steps of: calculating the CQI index for a signal received from the base station; converting the calculated CQI index to an one-bit CQI index through delta-sigma modulation; and transmitting the converted one-bit CQI index to the base station. | 09-18-2014 |
20140269458 | DEVICE AND METHOD FOR TRANSMITTING TDD DOWNLINK DATA IN AN LTE SYSTEM - A device for transmitting TDD downlink data in an LTE system includes: a data buffer sequentially loading IP data irregularly delivered from a layer 3 processing unit; a transmission control unit providing instructions for the creation of an ordinary downlink sub-frame PDU queue and a special sub-frame PDU queue at a ratio appropriate to UL/DL configuration information and sequentially delivering the data loaded in the ordinary downlink sub-frame PDU queue and the special sub-frame PDU queue to a layer 1 processing unit in the order prescribed in UL/DL configuration and in the loaded order; and an ordinary downlink sub-frame PDU queue creating unit and a special sub-frame PDU queue creating unit which create the ordinary downlink sub-frame PDU queue and the special sub-frame PDU queue according to the instructions of the transmission control unit and load the data loaded in the data buffer. | 09-18-2014 |
20140294057 | APPARATUS AND METHOD OF COMPENSATING FOR I/Q IMBALANCE IN DIRECT UP-CONVERSION SYSTEM - An apparatus and a method of compensating for an I/Q imbalance in a direct up-conversion system prevents the performance of the system from being deteriorated by efficiently compensating for an I/Q timing skew, an I/Q phase imbalance, and an I/Q gain imbalance by using a characteristic of an OFDM scheme in an Orthogonal Frequency Domain Multiple (Access) (OFDM(A)) system using a direct up-conversion scheme. According to the apparatus and the method of compensating for an I/Q imbalance in the direct up-conversion system of the present invention, an OFDM(A) system using a direct up-conversion scheme may efficiently compensate for I/Q timing skew, I/Q phase imbalance, and I/Q gain imbalance by using a characteristic of an OFDMA scheme, so that a performance of the system is prevented from being deteriorated. | 10-02-2014 |
20140375485 | TURBO ENCODER APPARATUS - Disclosed is a turbo encoder apparatus using an improved signal processing method in order to enhance a speed of a turbo encoder used in a channel coding technology. There are effects of reducing a time spent for performing an encoding by performing the encoding in the unit of plural bits every clock cycle and performing a turbo encoding with a structure optimized for a total signal processing processor through the assembly of input forms of encoding output bitstreams in a subsequent signal processing step for encoding through the bitstream assembling apparatus. | 12-25-2014 |
20150026535 | APPARATUS AND METHOD FOR GENERATING INTERLEAVER INDEX - Disclosed is an apparatus and a method for generating an internal interleaver index of a turbo encoder in parallel. There are effects of reducing the time spent for generating total indexes by generating indexes for a plurality of bits in parallel and improving the resource efficiency and the performance in the hardware implementation by calculating indexes for following bits through the use of an index calculated for a predetermined bit without the use of a multiplier and a divider. | 01-22-2015 |
Patent application number | Description | Published |
20080285764 | Method for Automatically Controling Volume Level for Calculating Mos - The present invention relates to a method of automatically controlling the volume level of communication speech for Mean Opinion Score (MOS) measurement, which, before evaluating the quality of communication speech using a MOS measurement method, automatically controls the volume level of actual communication speech to a predetermined optimal level, thus improving the reliability of MOS values. | 11-20-2008 |
20080291841 | Mobile Wimax Signal Analyzing Method - Disclosed herein is a method of analyzing portable Internet signals in a measuring instrument. The method includes the steps of (a) acquiring synchronization using a preamble included in a currently received frame, (b) acquiring the access parameters of a DL_MAP included in the frame, and checking the validity of the DL_MAP, (c) if, as a result of the check at step (b), the DL_MAP is determined to be valid, acquiring downlink parameters and burst configuration information by interpreting the DL_MAP, and (e) performing a variety of diagnoses, including evaluation of signal quality for each burst, using the parameters and the burst configuration information. | 11-27-2008 |
20090069006 | METHOD FOR REMOTELY LOGGING DIAGNOSTIC MONITORING DATA FOR MOBILE TELECOMMUNICATION NETWORK - The present invention relates, in general, to a method for remotely logging diagnostic monitoring message data on a mobile telecommunication network and, more particularly, to a method for remotely logging diagnostic monitoring message data on a mobile telecommunication network, which, in measuring equipment for diagnosing abnormal service in the mobile telecommunication network, is capable of securely logging the diagnostic monitoring message data of a mobile telecommunication terminal to a remote server while minimizing the load on the mobile telecommunication network. | 03-12-2009 |
Patent application number | Description | Published |
20130087392 | MULTI-LEGGED WALKING APPARATUS - A multi-legged walking apparatus enables a multi-legged walking robot to walk in natural motion, and includes a body portion comprising a body, a front leg portion comprising a front fixing portion fixed to the body, and a front rotating portion rotatably connected to the front fixing portion, a rear leg portion connected to the body and a rear leg portion comprising a rear rotating portion rotatably connected to the rear fixing portion, and a first link rotatably connected, at both ends, to the front and rear rotating portions, respectively, wherein the body portion additionally includes a driving portion which rotates one of the front and rear rotating portions. Accordingly, by employing the first link and the driving portion, the body of the multi-legged walking robot is moved to and fro and left and right naturally in accordance with the movement of the legs during walking operation, in a similar walking pattern as that generally shown in actual multi-legged walking animals. | 04-11-2013 |
20130087751 | THREE-DIMENSIONAL WIRE FLYING SYSTEM - According to one embodiment of the present invention, a wire flying system is constituted as follows: an object is hung on a wire such that said object is moved in a three dimensional space, wherein the length of the wire is adjusted by a winch; the three dimensional space includes a first range, a second range in which the length of the wire is within a preset safe length, and a third range in which the length of the wire is within a preset permissible length; a local safe device delivers information on a deviation from the first range to a control unit, if a local safe logic determines that an operating range of the wire is deviated from only the first range; the control unit controls a motor unit by delivering a software limit signal to a servo system unit, so that the operating range of the wire is set to be within the first range again; the local safe device delivers information on a deviation from the second range to the control unit, if the local safe logic determines that the length of the wire is deviated from the second range; the control unit stops the operation of the motor unit by delivering the software limit signal to the servo system unit; and a limit switch senses a hardware limit state and stops rotation of a drum unit by mechanically stopping the operation of the motor unit such that hardware safe control is performed, if the local safe logic determines that the length of the wire is deviated from the third range. | 04-11-2013 |
Patent application number | Description | Published |
20100233061 | METHOD OF FABRICATING SUPERHYDROPHOBIC SILICA CHAIN POWDERS - Disclosed herein is a method of fabricating superhydrophobic silica-based powder, comprising: forming a hydrogel by adding an organosilane compound having alkaline pH and an inorganic acid to a non-ion-exchanged water glass solution, which is a precursor, to form a mixed solution and then surface-modifying and gelating the mixed solution; dipping the hydrogel into a nonpolar solvent to solvent-exchange the hydrogel and remove sodium ions (Na+) therefrom; and drying the solvent-exchanged hydrogel through a fluidized bed drying method under normal pressure or reduced pressure to fabricate aerogel powder. According to the method of fabricating a superhydrophobic silica-based powder of the present invention, the process thereof is very simple and economical. Therefore, the present invention is expected to be industrially important. | 09-16-2010 |
20120225003 | METHOD OF PREPARING SILICA AEROGEL POWDER - A method of preparing silica aero-gel powders having a short preparation time and stable preparation processes. In the method, the silica aerogel powders are generated by using a water glass solution, an inorganic acid, an organosilane compound and an organic solvent. The method includes dispersion-solution generating, gelating and solvent exchanging and drying. In the dispersion-solution generating, a dispersion solution is generated by dispersing the water glass solution and the organosilane compound in the organic solvent. In the gelating and solvent exchanging, silica hydrogel is generated by adding the inorganic acid to the dispersion solution and simultaneously performing gelating and solvent-exchanging. In the drying, the silica aerogel powders are generated by drying the silica hydro-gel. | 09-06-2012 |
20120244040 | SYSTEM FOR PREPARING SILICA AEROGEL POWDER - A system for preparing silica aerogel powders. The system includes a material supplier, a mixer, a drier and a recoverer. The material supplier transmitting de-ionized water, water glass, an organosilane compound, an inorganic acid and at least one organic solvent. Some of organic solvents are mixed and transmitted to the mixer and tramining organic solvent is transmitted to the mixer. The mixer mixes the materials transmitted from the material supplier so as to generate silica hydrogel. The drier dries the silica hydrogel so as to generate silica aerogel powders. The recoverer recovers some vaporized materials of the materials used in the mixer and the drier. | 09-27-2012 |