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| 20090146735 | SWITCHED CAPACITOR RESONATOR AND SIGMA-DELTA MODULATOR USING THE SAME - Provided is a switched capacitor resonator including at least one integrator circuit having a differential operational amplifier and a sub feedback circuit configured with a switched capacitor circuit. A main feedback circuit connecting main input and output terminals of the switched capacitor resonator to each other may be configured with the switched capacitor circuit. The main feedback circuit may be connected to the sub feedback circuit included in one of the integrator circuits. A capacitor of the main feedback circuit can serve as an integration capacitor connected between the input and output terminals of the differential operational amplifier. Consequently, it is possible to improve an operating speed by reducing a settling time constant of the integrator circuit. | 06-11-2009 |
| 20110102219 | SUCCESSIVE APPROXIMATION ANALOG/DIGITAL CONVERTER AND TIME-INTERLEAVED SUCCESSIVE APPROXIMATION ANALOG/DIGITAL CONVERTER - A successive approximation analog/digital converter includes a sample & hold part sampling and holding an intensity of an analog input signal using a single clock cycle of a clock signal; a first comparator comparing the intensity of the analog input signal with comparison voltages determined according to estimated digital values per clock cycle following an operating clock cycle of the sample & hold part; a second comparator comparing the intensity of the analog input signal with a value equal to ½ of a preset reference voltage in the latter half of the operating clock cycle of the sample & hold part; a successive approximation register determining a value of an MSB of a digital value to be converted according to the comparison result of the second comparator and values of bits successive to the MSB according to the comparison result of the first comparator, and generating the estimated digital values by applying estimated values to undetermined bits; and a digital/analog converter generating the comparison voltages using the estimated digital values and the reference voltage. | 05-05-2011 |
| 20120034892 | HIGH-RATE WIRELESS RECEIVING APPARATUS - There is provided a high-rate wireless receiving apparatus which can effectively receive a wireless signal even in a Non-Line of Sight state by using a millimeter-wave band (e.g., 60 GHz) or a THz frequency band (100 GHz or above). The high-rate wireless receiving apparatus includes an antenna receiving a high-rate wireless signal, a radio frequency processing unit processing the high-rate wireless signal received from the antenna to thereby generate a base-band signal, a base-band processing unit processing the base-band signal to thereby generate information data included in the high-rate wireless signal, and a reception information data storing unit storing the information data. | 02-09-2012 |
| 20120072620 | TERMINAL AND WIRELESS COMMUNICATION METHOD THEREOF - There are provided a terminal capable of selecting a suitable wireless module among a plurality of wireless modules depending on a situation and providing an optimal image even in a state in which a display unit is separated from a main body by performing wireless communication, and a wireless communication method thereof. To enable this, the terminal includes a main body generating and transmitting image data in response to an external input; a display unit mountable on or demountable from the main body, receiving the image data from the main body and displaying an image corresponding to the image data; and a wireless communication unit provided in each of the main body and the display unit, switching a wireless communication frequency band on the basis of a transmission rate of the image data and transmitting the image data to the display unit. | 03-22-2012 |
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| 20100217786 | APPARATUS AND METHOD OF DRIVING LOADABLE DEVICE COMPONENT - An apparatus for driving a loadable device component, the apparatus including: the loadable device component providing an application with a loading mechanism that is classified according to a load type property; a core framework module component defining a kind of the load type property; at least one eXtensible Markup Language (XML) data component containing configuration information and generation information of the loadable device component; and a device manager component driving a corresponding loadable device component after parsing the XML data component. | 08-26-2010 |
| 20100299652 | APPARATUS AND METHOD FOR MANAGING COMPONENTS IN SCA SYSTEM - An apparatus for managing components in an SCA system includes a naming context tree having one or more directories. Each directory has an ID, the ID is assigned to a component to be registered, and the component is registered in the directory having the ID and unregistered from the directory. The apparatus further includes a name server for managing the components registered in the directories of the naming context tree. | 11-25-2010 |
| 20110038279 | APPARATUS AND METHOD FOR ASSIGNING PCI OF HOME BASE STATION - An apparatus and method for assigning a Physical Cell Identity (PCI) of a Home eNodeB (HeNB) are provided. The apparatus may distribute PCIs into a plurality of PCI groups, and may enable a PCI group to be assigned to a cell so that the assigned PCI group may be different from a PCI group assigned to a neighboring cell, and that an unassigned PCI in the assigned PCI group may be assigned to an HeNB within a single cell. | 02-17-2011 |
| 20110039567 | METHOD AND APPARATUS FOR AVOIDING COLLISION OF PREAMBLE IN BASE STATION - Provided is a method and apparatus for avoiding a collision of a preamble in a base station. When a new base station is installed in a mobile communication system and in this instance, an exclusive preamble using a contention-free scheme is employed to avoid a preamble collision, at least one of a code parameter, a time parameter, and a frequency parameter used in a preamble of the new base station may be set to be different from a code parameter, a time parameter, and a frequency parameter used in a preamble of a neighboring cell, whereby it is possible to manage a random access preamble without causing a collision between cells. | 02-17-2011 |
| 20110143684 | MANAGEMENT APPARATUS AND METHOD FOR CONTROLLING USER-OWNED COMMUNICATION DEVICE FOR OPERATION THEREOF AND PROVIDING EXTERNAL SERVICE THERETO - Provided is a management apparatus and method for controlling a user-owned communication device for its operation according to a use specification and providing external service. An aspect of the present invention provides a management apparatus and method for operating, by a owner or an external user, a communication device according to a description of a use specification in which an operation plan, a right of access, a range of service provision, and the like are specified, in a use of the communication device owned as a property of a natural or juridical person, and the like. | 06-16-2011 |
| 20110149728 | METHOD AND APPARATUS FOR AVOIDING COLLISION OF UPLINK PREAMBLE USING CELL IDENTIFIER - A method and apparatus for avoiding a collision of an uplink preamble using a cell identifier. In a case of installing a new small-sized base station in a mobile communication system, the method and apparatus may set a code parameter, a time parameter, and a frequency parameter, differently from a neighboring small-sized base station using the cell identifier even when dedicatedly using a preamble in a contention-free scheme to avoid a collision of the preamble, so that a random access preamble may be managed without occurrence of the collision with the neighboring small-sized base stations. | 06-23-2011 |
| 20110287755 | METHOD AND APPARATUS FOR POWER SAVING OF CSG FEMTO BASE STATION IN WIRELESS COMMUNICATION SYSTEM - Provided are a method and an apparatus for power saving of a CSG femto base station in a wireless communication system. A method of controlling a femto base station according to an exemplary embodiment of the present invention includes: a macro base station to which the femto base station belongs to verify whether or not terminals registered in the femto base station exist in a service coverage of the macro base station, verifying an operation mode of the femto base station if at least one of the registered terminals exists in the service coverage of the macro base station on the basis of the verification result; and allowing the macro base station to direct the switching to an active mode to the femto base station when the femto base station operates in a sleep mode on the basis of the verification result. | 11-24-2011 |
| 20110287756 | METHOD AND APPARATUS FOR POWER SAVING OF FEMTO BASE STATION USING ANR FUNCTION IN WIRELESS COMMUNICATION SYSTEM - Provided are a method and an apparatus for power saving of a femto base station operating as a CSG cell in a wireless communication system. A femto base station according to an exemplary embodiment of the present invention includes: a reception unit receiving signals from adjacent second femto base stations; a transmission unit transmitting signals to second femto base stations, and a control unit controlling to be transitioned to an active mode when a mode transition command is received from at least one second femto base station while operating in a sleep mode, in a wireless communication system constituted by a plurality of femto base stations using automatic neighbor relation (ANR). | 11-24-2011 |
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| 20110053134 | SENSOR-BASED TEACHING AID ASSEMBLY - A sensor-based teaching aid assembly includes: a plurality of teaching aid parts having a unique ID, detecting their location and adjacent teaching aid parts through an internal sensor, and transmitting result data to outside; and an information processing terminal displaying an image of an assembly target structure, analyzing the data received from the plurality of teaching aid parts to evaluate a completion degree of the structure assembled by the plurality of teaching aid parts, and displaying the evaluation results. | 03-03-2011 |
| 20110077910 | UNIVERSAL ADAPTER FOR PERSONAL HEALTH DEVICE STANDARDIZATION OF NON-STANDARDIZED HEALTHCARE DEVICE AND OPERATING METHOD THEREOF - Disclosed are a universal adapter for the personal health device (PHD) standardization of a non-standardized healthcare device and an operating method thereof. The universal adapter includes: an adapter interface device communicating with a non-standardized healthcare device, which does not follow PHD standardization, to collect measurement data measured by the non-standardized healthcare device; and a universal adapter device receiving the measurement data from the adapter interface device, generating a PHD standard message including the received measurement data, and transmitting the PHD standard message to a PHD gateway according to a PHD standard communication scheme. | 03-31-2011 |
| 20110137681 | SYSTEM FOR MANAGING PERSONAL HEALTH DEVICE MEASUREMENT DATA BASED ON HL7 CDA STANDARD - A system for managing personal health device measurement data based on the HL7 CDA (Clinical Document Architecture) standard includes: a reception unit receiving a device CDA from a health gateway; a CDA analyzing unit analyzing the device CDA delivered from the reception unit to extract header information and health measurement information; a user/device database (DB) storing the header information which has been extracted by the CDA analyzing unit; and a personal health record (PHR) DB storing the health measurement information which has been extracted by the CDA analyzing unit. | 06-09-2011 |
