Patent application number | Description | Published |
20080197975 | Radio Frequency Identification Data Processing System - Provided is a system for processing an RFID tag data. Also, provided are an application layer framework of a mobile terminal to which an RFID technology is applied, and a system for processing an RFID data based on the application layer framework. The system processes RFID data such that a mobile terminal reads and processes various kinds of RFID tags when various kinds of RFID tags are received. | 08-21-2008 |
20080247206 | Energy transfer element and converter including the same - An energy transfer element includes a first winding coupled to an input circuit and a second winding coupled to an output circuit. The first winding has a first unit and a second unit, and the second winding is wound between the first unit of the first winding and the second unit of the first winding. The energy transfer element further includes a third winding provided between the first unit of the first winding and the second winding. The third winding is used to supply a bias voltage of the input circuit, and a winding width of the third winding is greater than a winding width of the first unit of the first winding and a width of the second winding. | 10-09-2008 |
20080284570 | Reader Control System - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 11-20-2008 |
20080288958 | Near Field Communication Host Controller Interface - Provided is a communication interface between an NFCH and an NFC device and a method for controlling an NFC HCI. In the method, a command message is transmitted from the host to the device. The command message includes one of recording data, reading data of the device, requesting the device to transmit predetermined data, and setting the device. A response message informing a performance result of a relevant command is transmitted from the device to the host in response to the command message. After that, an event message is transmitted from the device to the host when needed. | 11-20-2008 |
20080290993 | Reader Control System - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 11-27-2008 |
20080316019 | Reader Control System - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 12-25-2008 |
20090051493 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 02-26-2009 |
20090088143 | MOBILE TERMINAL, METHOD OF DISPLAYING DATA THEREIN AND METHOD OF EDITING DATA THEREIN - A mobile terminal, method of displaying data therein and method of editing data therein are disclosed, by which an alignment sequence of data can be changed. The present invention includes a touchscreen displaying a first data and a second data thereon and a controller, if the second data is touched and dragged to the first data, the controller generating a single data file using the first and second data in a specific sequence based on a dragged position of the second data. | 04-02-2009 |
20090091405 | RESONATOR, METHOD FOR MANUFACTURING FILTER BY USING RESONATOR AND FILTER MANUFACTURED BY THE SAME METHOD - There are provided a resonator for use in a filter, which interprets and reduces intermodulation distortion by analyzing characteristics of current density occurring at resonance and linear and nonlinear characteristics of the filter, a method for manufacturing filters by using the resonator and a filter manufactured by the method. The resonator has a ratio of an inside diameter to an outside diameter belonging to a range which is larger than about 1:3 and smaller than or equal to about 1:3.75 and its length (H) is about λ/4, wherein λ is a wavelength of a plane wave provided to the resonator. By employing the method, it is possible to effectively design the filters through the use of a circuitry and structural approach with breaking from a conventional approach depending on local and minute processing steps when manufacturing the filters. | 04-09-2009 |
20090219143 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 09-03-2009 |
20090296437 | Converter - A converter is provided including: a first switch; an energy transmitting element for converting input energy into output energy according to the switching of the first switch; and a switching controller for detecting a time when a voltage between a first terminal and a second terminal of the first switch reaches a valley of a resonance waveform, and actuating the first switch corresponding to one of the detected valleys of the resonance waveform. The switching controller includes: a valley detector for changing the state of the output signal whenever a voltage between a first terminal and a second terminal of the first switch reaches a valley of the resonance waveform; and a PWM controller for actuating the first switch corresponding to an output signal of the valley detector. | 12-03-2009 |
20100045445 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 02-25-2010 |
20100134091 | ABNORMAL SWITCHING MONITORING DEVICE AND ABNORMAL SWITCHING MONITORING METHOD - The present invention relates to an abnormal switching monitoring device and method. A time point when a high-side switch in which a first electrode receives an input voltage is turned on, a time point when a low-side switch that is connected to a second electrode of the high-side switch is turned on, a time point when a charge current begins to flow to a bootstrap circuit, and a time point when a charge current stops flowing to the bootstrap circuit are compared so as to determine whether or not non-zero voltage switching occurs. The bootstrap circuit supplies an operating current to a gate driver controlling a switching operation of the high-side switch. | 06-03-2010 |
20100169686 | NEAR FIELD COMMUNICATION HOST CONTROLLER INTERFACE - Provided is a communication interface between an NFCH and an NFC device and a method for controlling an NFC HCI. In the method, a command message is transmitted from the host to the device. The command message includes one of recording data, reading data of the device, requesting the device to transmit predetermined data, and setting the device. A response message informing a performance result of a relevant command is transmitted from the device to the host in response to the command message. After that, an event message is transmitted from the device to the host when needed. | 07-01-2010 |
20100188871 | SYNCHRONOUS RECTIFIER NETWORK UNIT CIRCUIT AND METHOD - A synchronous rectifier network unit and synchronous rectifying method. The synchronous rectifier network unit includes a first body diode to which a first current flows at a first time when the first current flows to a first coil, and a first transistor which is turned on after the first body diode is conducted, and to which the first current flows, and it rectifies the first current by differently controlling the turn-off time of the first transistor according to the first current. | 07-29-2010 |
20100202170 | Soft-Burst Circuit For Switched-Mode Power Supplies - A switched-mode power supply includes a soft-burst circuit to minimize or prevent distracting audible noise. The power supply includes a control circuit for controlling switching of an output transistor to deliver a regulated output voltage to a load. The control circuit adjusts the operating frequency of the power supply based on a control signal. The soft-burst circuit discharges a storage device to minimize or prevent audible noise when the control signal reaches a particular level. | 08-12-2010 |
20100226050 | PROTECTION CIRCUIT, RESONANT CONVERTER INCLUDING THE PROTECTION CIRCUIT, AND PROTECTING METHOD OF THE RESONANT CONVERTER - The present invention relates to a protection circuit, a resonance converter having the same, and a protection method thereof. | 09-09-2010 |
20100321962 | Frequency Modulation Controller, Switch Mode Power Supply Including The Same, And Switching Operation Frequency Modulation Method - The present invention relates to switching operation frequency modulation for reducing an output voltage ripple. | 12-23-2010 |
20110047257 | SYSTEM AND METHOD FOR INSTALLING SMART CARD APPLET - Disclosed are a system and a method for installing a smart card applet. A response message for an OTA message received from an external remote server is transmitted to form a communication channel based on HTTP (hyper text transfer protocol) between a smart card and the remote server. The applet is installed based on applet installation information received through the communication channel. A large scale applet is installed in a card within a short period of time. | 02-24-2011 |
20110063084 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 03-17-2011 |
20110068907 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 03-24-2011 |
20110068908 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RPM reader and the RFID reader control unit. | 03-24-2011 |
20110072318 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 03-24-2011 |
20110110728 | METHOD FOR CONSTRUCTING AN ENVIRONMENTALLY-FRIENDLY RETAINING WALL USING SOIL BAGS FOR VEGETATION AND FIXING MEMBERS, AND INSTALLATION STRUCTURE THEREOF - The present invention relates to a method for constructing an environmentally-friendly retaining wall using a soil bag for vegetation and fixing members and an installation structure thereof, in which the retaining wall is constructed by staggering soil bag blocks filled with regular amounts of soil. In detail, the upper and lower soil bag blocks are firmly fixed into a single body by a plurality of fixing members of a predetermined shape, a geogrid sheet of a predetermined length is set up and firmly fixed to the fixing members to form a retaining wall, a core net is installed on the surface of the retaining wall, soil and seeds of plants to be vegetated are mixed, and the mixture is placed so that the seeds can be actively germinated and the surface of the retaining wall can be fully afforested, thus not only enabling easy storage, transportation and installation of materials for the construction of the retaining wall, improving work efficiency and workability, and shortening the working time and reducing the economic burden of a constructor, but also improving the firmness and stability of the retaining wall by connecting and fixing a plurality of soil bag blocks into a single body through the fixing members, improving the germination of seeds, enabling the roots of germinated plants to be easily struck into the soil bag blocks, and thus providing perfect areas of greenery on the surface of the retaining wall. | 05-12-2011 |
20110117961 | SYSTEM FOR INTERFACING BETWEEN A TERMINAL AND A SMART CARD, METHOD FOR SAME, AND SMART CARD APPLIED TO SAME - The present invention provides a system and method for interfacing between a terminal and a smart card embedded within smart card, and a Universal Subscriber Identification Module (USIM), and a smart card applied to the same. That is, the execution procedure of a service application in the smart card is defined using a new interface between the terminal and the smart card by providing construction of a smart card equipped with one or more service applications, executing the special service application according to the request of the terminal, providing an output value according to the execution of the special application to the terminal, and requesting a special I/O device. | 05-19-2011 |
20110125967 | INTERFACE SYSTEM BETWEEN A TERMINAL AND A SMART CARD, METHOD FOR SAME, AND SMART CARD APPLIED TO SAME - The present invention provides a system and method for interfacing between a terminal and a smart card, and a smart card applied to the same. In other words, by presenting the configuration including a terminal equipped with several device resources requested for interworking during the execution of the service applications stored in a smart card, and a Universal Subscriber Identification Module (USIM), and a smart card to prepare the selective execution of the application considering the service supportable terminal based on a device resource list created by the terminal, it is possible to provide suitable services to the terminal performance considering the difference in the mounted terminal model and manufacturer due to the selective executability according to the device resources with which the terminal is equipped with a number of service applications stored in the smart card. | 05-26-2011 |
20110138376 | INTERWORKING SYSTEM BETWEEN USER TERMINAL AND SMART CARD FOR EXECUTING WIDGET, AND METHOD THEREOF - Disclosed are an interworking system between a user terminal and a smart card for executing a widget and a method thereof. The interworking system is configured to enable the user terminal to manage the download setup information for a widget UI (user interface) program installed in the smart card. The user terminal is able to download widget UI data to be updated from a program provision server based on the download setup information even if there is no additional request from the smart card. Therefore, the system is able to prevent periodic communication between the user terminal and the smart card when updating the widget UI program. | 06-09-2011 |
20110156770 | AUTO-RESTART CIRCUIT AND AUTO-RESTART METHOD - Disclosed is an auto-restart circuit and auto-restart method. | 06-30-2011 |
20110156881 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 06-30-2011 |
20110156882 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 06-30-2011 |
20120033457 | HOLD-UP TIME EXTENDING CIRCUIT AND CONVERTER INCLUDING THE SAME - The present invention relates to a hold-up time expansion circuit and a converter including the same. | 02-09-2012 |
20120057374 | DUTY ADJUSTER CIRCUIT AND CONVERTER INCLUDING THE SAME - The present invention relates to a duty adjuster circuit and a converter. | 03-08-2012 |
20120120686 | SWITCH CONTROLLER AND CONVERTER INCLUDING THE SAME - In a converter using a transformer, a switch controller controlling a main switch and an auxiliary switch increase a turn-on time of the auxiliary switch when a voltage of a signal corresponding to a current flowing to a primary coil of the transformer is greater than a reference voltage for a predetermined period. | 05-17-2012 |
20120200273 | SWITCH CONTROLLER AND CONVERTER INCLUDING THE SAME - The present invention relates to a switch controller and a converter including the same. | 08-09-2012 |
20120311109 | SYSTEM AND METHOD FOR INSTALLING SMART CARD APPLET - Disclosed are a system and a method for installing a smart card applet. A response message for an OTA message received from an external remote server is transmitted to form a communication channel based on HTTP (hyper text transfer protocol) between a smart card and the remote server. The applet is installed based on applet installation information received through the communication channel. A large scale applet is installed in a card within a short period of time. | 12-06-2012 |
20120311563 | SYSTEM AND METHOD FOR INSTALLING SMART CARD APPLET - Disclosed are a system and a method for installing a smart card applet. A response message for an OTA message received from an external remote server is transmitted to form a communication channel based on HTTP (hyper text transfer protocol) between a smart card and the remote server. The applet is installed based on applet installation information received through the communication channel. A large scale applet is installed in a card within a short period of time. | 12-06-2012 |
20130070372 | PROTECTION CIRCUIT, RESONANT CONVERTER INCLUDING THE PROTECTION CIRCUIT, AND PROTECTING METHOD OF THE RESONANT CONVERTER - The present invention relates to a protection circuit, a resonance converter having the same, and a protection method thereof. A resonance converter having high-side and low-side switches senses a current flowing through the low-side switch and determines a zero voltage switching failure by using a width of a current flowing to a negative direction of the low-side switch. | 03-21-2013 |
20130249406 | LED Emitting Device and Driving Method Thereof - Disclosed are an LED emitting device and driving method thereof. The LED emitting device controls an LED drive switch connected to a first end of an LED string to control an output current supplied to the LED string. The LED emitting device generates feedback information on the output voltage or the output current supplied to the LED string, and uses the output current to sense an open lamp state of the LED string. The LED emitting device uses a voltage at a first end of the LED drive switch to sense a change of the LED string to a normal state from the open lamp state. | 09-26-2013 |
20140016239 | THRESHOLD VOLTAGE AND DELAY TIME SETTING CIRCUIT, AND BATTERY MANAGEMENT SYSTEM INCLUDING THE SAME - The present invention relates to a threshold voltage and delay time setting circuit, and a battery management system including the same. The setting circuit is connected to a set resistor and a set capacitor through a pin. The setting circuit includes a threshold voltage setter for setting a threshold voltage according to resistance of the set resistor, and a delay setter for determining a count frequency according to capacitance of the set capacitor and setting a delay time according to the determined count frequency. | 01-16-2014 |
20140109764 | STRUCTURE FOR MOUNTING PISTON RING - A structure for mounting a piston ring mounted around a piston head of a piston is provided. The structure includes a ring groove formed along the piston head with a guide recess circumferentially formed in the ring groove in a certain section. The piston ring is rotatably fitted into the ring groove. A guide protrusion is formed on the piston ring and is provided in the section of the guide recess such that the guide protrusion is rotated within the section. The structure is configured such that when a plurality of piston rings is mounted around the piston head, rotation sections of the end gaps of the piston rings are not aligned with each other. | 04-24-2014 |
20140118054 | SWITCH CONTROL CIRCUIT AND POWER SUPPLY DEVICE INCLUDING THE SAME - The present invention relates to a switch control circuit that controls a switching operation of a power switch circuit that includes cascode-coupled first and second transistors. A switch control circuit includes a first zener diode coupled between a gate of the first transistor and a first end of a capacitor supplying a power voltage and a second zener diode coupled to a gate and a source of the first transistor, and a first resistor coupled between the first zener diode and the second zener diode. | 05-01-2014 |
20140125274 | BIDIRECTIONAL INTERFACE CIRCUIT AND BATTERY MANAGEMENT SYSTEM INCLUDING THE SAME - A bidirectional interface circuit includes a first current mirror circuit that copies a first reference current to generate a first current sunk from a first output terminal, a second current mirror circuit that copies a second reference current to generate a second current sunk from a second output terminal, an interception switch that is connected between the first output terminal and the second output terminal, a first comparator that outputs an upper state signal based on a comparison result of a voltage of the first output terminal and a first threshold voltage, a third current mirror circuit that copies one of a third reference current and a fourth reference current to supply a third current flowing to a third output terminal, and a second comparator that outputs a lower state signal based on a comparison result of a voltage of the second output terminal and a second threshold voltage. | 05-08-2014 |
20140159678 | CABLE COMPENSATION CIRCUIT - One cable compensation circuit is connected to a shunt regulator to generate a feedback voltage corresponding to an output voltage of a power supply device. The cable compensation circuit controls cathode impedance of the shunt regulator according to the output current of the power supply device to compensate a voltage drop generated in a cable. | 06-12-2014 |
20140191849 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 07-10-2014 |
20140191850 | READER CONTROL SYSTEM - An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit. | 07-10-2014 |