Patent application number | Description | Published |
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 |
20130057416 | DIGITAL SIGNAL CONVERTER AND METHOD OF CONVERTING DIGITAL SIGNAL - There are provided a digital signal converter and a method of converting a digital signal. The digital signal converter includes: a signal reception unit analyzing a digital input signal received according to a first form; a signal output unit transmitting a digital output signal according to a second form, different from the first form; and a controller converting the digital input signal received according to the first form into a digital output signal to be transmitted according to the second form, wherein the controller controls a power level of the digital output signal according to power supply methods of the first and second forms. Signal transmission and reception methods according to various interfaces may be provided in a limited form factor by adjusting the standard and coding of a digital signal transmitted and received through different interfaces and as to whether to supply power. | 03-07-2013 |
20130059597 | MOBILE DEVICE INCLUDING ZIGBEE MODULE AND METHOD OF OPERATION THEREOF - There are provided a mobile device including a Zigbee module and an method of operation thereof. The mobile device includes: a power supply unit; a Zigbee module operated by receiving power supplied from the power supply unit and connected to external electronic devices so that the Zigbee module communicates with the external electronic devices, to thereby provide a remote control function; and a switching unit controlling a connection between the power supply unit and the Zigbee module, wherein the power supply unit includes a main power supply unit and an auxiliary power supply unit supplying power to the Zigbee module when residual power in the main power supply unit falls to a predetermined reference value or less, whereby the remote control function and the position tracking function using the mobile device can be provided even when there is no sufficient residual power therein. | 03-07-2013 |
20130076570 | RF MODULE - There is provided an RF module performing radio communications and allowing for a significantly reduced distance between an antenna and a semiconductor chip. To this end, the RF module includes a semiconductor chip; and a substrate including an anntenna unit formed by a circuit pattern thereon, and having a surface on which the semiconductor chip is mounted to be electrically connected to the antenna unit. | 03-28-2013 |
20130141284 | RFIC ANTENNA PACKAGE FOR MILLIMETER BAND AND RF MODULE INCLUDING THE SAME - Disclosed herein are a radio frequency integrated circuit (RFIC) antenna package for a millimeter band and an RF (radio frequency) module including the same. The RFIC antenna package for a millimeter band includes: a substrate configured of at least one layer and including a circuit pattern and a via; a cavity provided at the uppermost portion of the substrate; an RFIC inserted into the cavity to thereby be electrically connected to the circuit pattern; at least one patch antenna provided at a region of the uppermost portion of the substrate except for the cavity; and a solder ball provided on a lower surface of the lowermost portion of the substrate. | 06-06-2013 |
20140062831 | SWITCHING CIRCUIT - The present invention relates to a switching circuit, which can adjust characteristics such as insertion loss, isolation, and reflection loss according to the need by including a plurality of input/output terminals; at least one antenna; a plurality of main switches for connecting or disconnecting between each of the plurality of input/output terminals and the antenna; and a plurality of shunt switches having one ends respectively connected to the plurality of input/output terminals, wherein a voltage of less than 0 is applied to the other end of at least one of the plurality of shunt switches. | 03-06-2014 |
Patent application number | Description | Published |
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 |
20120164952 | METHOD AND APPARATUS FOR OPTIMIZATION TO MINIMIZE RADIO LINK FAILURE - An optimization system that minimizes a radio link failure may be provided. In the optimization system, a base station may include a measured data collecting unit to collect wireless environment data measured by a terminal included in a cell, a threshold managing unit to manage a threshold value associated with a radio link failure in a wireless section, an analyzing unit to manage a variable associated with a radio link failure, and to analyze a cause of the radio link failure, and a parameter changing unit to change a parameter value based on an analysis result of the analyzing unit. | 06-28-2012 |
20130007728 | APPARATUS AND METHOD FOR PROVIDING APPLICATION SERVICE BASED ON AREA - The present invention relates to a short range wireless communication device for providing an application service based on an area. In particular, an apparatus for providing an application service based on an area in a small cell including a femtocell base station or a WiFi Access Point, the apparatus including a communication unit to receive a list of application services from an Application Service Provisioning Server, select and download at least one application service from the received list, an application service database to store the at least one downloaded application service, a service controller to install the at least one downloaded application service, or uninstall an installed application service, a user equipment access detector to detect a user equipment entering or exiting a service area, and a user equipment database to store an identifier and information of the user equipment entering or exiting the service area. | 01-03-2013 |
20130150022 | SMALL BASE STATION AND METHOD FOR PROVIDING SELF-ORGANIZING NETWORK (SON) FOR SMALL BASE STATION - Provided are a small base station, and a method for providing a Self-Organizing Network (SON) for the small base station. There is provided a small base station including: a server configured to receive a session establishment request message from a control unit, and to generate a session establishment request event; a message conversion engine configured to receive, after a session with the control unit is established, an information request message from the control unit, to analyze the information request message to provide the results of the analysis, and to convert response information that is to be transmitted to the control unit, into a format of a predetermined message; and a session manager configured to manage the session with the control unit in response to the session establishment request event, and to provide the response information corresponding to the results of the analysis. | 06-13-2013 |
20130150057 | METHOD OF ASSIGNING PHYSICAL LAYER CELL IDENTITY OF FEMTOCELL BASE STATION - Provided is a method of assigning a physical layer cell identity (PCI) to a femtocell base station. The method includes obtaining location information from a femtocell base station and storing the location information, a first step of determining whether a PCI does not collide and is not confused with PCIs of base stations present in an area having a radius of a first multiple of a the femtocell radius and a second step of determining whether a PCI does not collide and is not confused with PCIs of base stations present in an area having a radius of a second multiple of the femtocell radius when a PCI does not collide and is not confused with PCIs of base stations is not found in an area having a radius of a first multiple of the femtocell radius. | 06-13-2013 |
20140162603 | METHOD OF MANAGING SERVICE MODE OF FEMTO BASE-STATION AND ACCESS ALLOWANCE FOR TERMINAL - A method of managing a service mode of a femto cell base-station and access allowance for a terminal is disclosed. The method of managing access allowance includes receiving a first access allowance change request for a terminal, and transmitting a second access allowance change request for the terminal to a mobility management entity (MME) in response to the first access allowance change request. With the method of the example embodiments of the present invention, the service mode of the femto base-station and the access allowed terminal can be changed in real time according to a situation of the user. Accordingly, quality of service can be improved and efficient management of the femto base-station can be achieved through interference control between the macro base-station and the femto base-station. | 06-12-2014 |
20140314049 | METHOD AND APPARATUS FOR DEVICE TO DEVICE DIRECT COMMUNICATION IN CLOUD BASE STATION SYSTEM - Disclosed are a D2D direct communication method and apparatus in a cloud base station system. The present invention includes receiving a measurement result, including information about D2D proximity or interference from other devices, from each of a first device and a second device, determining whether or not to admit D2D direct communication between the first device and the second device based on the measurement results, sending radio resource information to a second base station and receiving radio resource information of the second base station if it is determined that the D2D direct communication is admitted, negotiating radio resources, allocated for the D2D direct communication, with the second base station using the internal primitive, and allocating radio resources to the first device based on the negotiation. | 10-23-2014 |
20140317260 | METHOD AND APPARATUS FOR CONTROLLING CLOUD VIRTUAL BASE STATION - Disclosed are a method and apparatus for managing a cloud virtual base station system. The present invention includes setting initial resources and driving or downloading an execution file or environment file of the cloud virtual base station system and monitoring or managing a state for a failure, radio resources, or the execution file or the environment file of the cloud virtual base station system. | 10-23-2014 |
20150017983 | METHOD AND SYSTEM FOR PROVIDING PHYSICAL CELL IDENTITY ASSIGNMENT IN HETEROGENEOUS NETWORKS - A method of providing a physical cell identity (PCI) assignment by a management server for small-cell base stations (BSs) in a heterogeneous network environment includes setting a location coordinate and radius for the small-cell BSs; grouping every first preset number of small-cells together to define one femto zone; constructing a location map for each femto zone; grouping every second preset number of femto zones to define one femto group; and constructing a location map for each femto group. | 01-15-2015 |
Patent application number | Description | Published |
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 |
20120157790 | PHYSICAL EXAMINATION METHOD USING MOBILE TERMINAL, AND GATEWAY AND MOBILE TERMINAL FOR PHYSICAL EXAMINATION - A physical examination method using a mobile terminal, and a gateway and a mobile terminal for physical examination are provided. The physical examination method using a mobile terminal may include: receiving, at a physical measurement gateway, information on a subject and information on a physical measurement device to be used by the subject through the mobile terminal; and receiving, at the physical measurement gateway, physical information on the subject measured by the physical measurement device, transmitting the physical information to a health management server, receiving physical examination results, obtained based on the transmitted physical information, from the health management server, and providing the physical examination results to the mobile terminal of the subject. Thus, a patient who has limited mobility can easily undergo a physical examination without accessing the physical measurement gateway, thereby constructing a convenient U-health environment. | 06-21-2012 |
20130151516 | CLINICAL DATA ANALYSIS APPARATUS AND CLINICAL DATA ANALYSIS METHOD - Provided are a clinical data analysis apparatus and a clinical data analysis method. The clinical data analysis apparatus includes a statistical process unit and a statistical analysis unit. The statistical process unit is configured to collect and store first clinical data or second clinical data and statistically process the first clinical data so as to provide the processed first clinical data as statistical data. The statistical analysis unit refers to the statistical data and the second clinical data to verify correlation between the second clinical data and the statistical data or predict a progression of a disease of a patient from whom the second clinical data are collected. The statistical analysis unit provides a result of the verification or the prediction to a user terminal as medical data. | 06-13-2013 |
20130154837 | HEALTH CARE SERVER AND METHOD OF OPERATING THE SAME - The inventive concept relates to a health care system, and more particularly, to a health care server of the health care system and a method of operating the same. The health care server includes a symptom collection module collecting clinical information of patient from a hospital server and health information of patient from an individual health record server; an alarm and reaction rule management module generating an alarm rule on the basis of the clinical information and the health information; and an alarm generation module monitoring the health information or the clinical information and generating an alarm when the monitored health information or the clinical information corresponding to the alarm rule. The health care server can provide a different alarm service to a patient having a different health state with reference to clinical information and health information of each patient. | 06-20-2013 |
20130158885 | GENOME SEQUENCE MAPPING DEVICE AND GENOME SEQUENCE MAPPING METHOD THEREOF - Provided are a genome sequence mapping device and a genome sequence mapping method. The genome sequence mapping device may include a controller and a genome sequence analyzer configured to map target sequence data to reference sequence data. The genome sequence analyzer transforms the reference sequence data and the target sequence data into frequency domains to determine a position of the target sequence data to be mapped among the reference sequence data. The genome sequence mapping device calculates a correlation between reference sequence data and target sequence data in a frequency domain to immediately determine whether the reference sequence data and the target sequence data match each other. | 06-20-2013 |
20140195268 | MEDICAL MANAGEMENT SERVER AND MEDICAL MANAGEMENT METHOD THEREOF - According to the inventive concept, The health management server in accordance with the inventive concept includes an interface unit receiving progression data representing a health state of a user who got diagnosis or treatment in a hospital from a user terminal; and a statistical analysis unit statistically analyzing the progression data on the basis of clinical data representing a diagnosis record or a treatment record in the hospital and generating disease progressing information of the user according to the analysis result to provide the disease progressing information as result data. The interface unit collects the progression data through the user terminal on the basis of a collection policy for determining the progression data and transmits or displays the result data to the outside in response to a result request. | 07-10-2014 |
20140244278 | HEALTH MANAGEMENT SYSTEM AND METHOD OF PROVIDING HEALTH INFORMATION BY USING THE SYSTEM - Provided are a health management system of estimating a disease probability of a user based on information collected from the user and a method of providing health information by using the health management system. The health management system includes a user device collecting and providing health data and living data of a user and a health information processing device calculating a disease probability of the user by performing statistic analysis based on an electric medical record and the health data and correcting the calculated disease probability according to the living data. The living data includes one of location information of the user and social information of the user, which designates a human connection. | 08-28-2014 |
Patent application number | Description | Published |
20130016574 | SEMICONDUCTOR MEMORY DEVICE HAVING IMPROVED REFRESH CHARACTERISTICS - A semiconductor memory device having improved refresh characteristics includes a memory array including a plurality of memory cells; a test unit configured to test refresh characteristics of the memory array and generate a first fail address signal; a storage unit configured to store the first fail address signal; and a refresh unit configured to perform a refresh operation on the memory array, wherein the refresh unit is configured to receive the first fail address signal from the storage unit, perform the refresh operation on a first memory cell that does not correspond to the first fail address signal according to a first period, and perform the refresh operation on a second memory cell that corresponds to the first fail address signal according to a second period that is shorter than the first period. | 01-17-2013 |
20140022855 | MULTI LEVEL ANTIFUSE MEMORY DEVICE AND METHOD OF OPERATING THE SAME - An antifuse memory device includes an antifuse memory cell, a reference current generation unit, and a comparison unit. The antifuse memory cell includes an antifuse. The reference current generation unit provides a reference current selected from a plurality of reference currents. The comparison unit compares an intensity of a cell current flowing through the antifuse with an intensity of the reference current and provides an output signal corresponding to a result of the comparison. | 01-23-2014 |
20140317470 | MEMORY DEVICES THAT PERFORM MASKED WRITE OPERATIONS AND METHODS OF OPERATING THE SAME - A method of operating a memory device includes: generating an internal read command in response to a received masked write command, the internal read command being generated one of (i) during a write latency associated with the received masked write command, (ii) after receipt of a first bit of masked write data among a plurality of bits of masked write data, and (iii) in synchronization with a rising or falling edge of a clock signal received with an address signal corresponding to the masked write command; reading, in response to the internal read command, a plurality of bits of data stored in a plurality of memory cells, the plurality of memory cells corresponding to the address signal; and storing, in response to an internal write command, the plurality of bits of masked write data in the plurality of memory cells. | 10-23-2014 |
20140317471 | SEMICONDUCTOR MEMORY DEVICES INCLUDING SEPARATELY DISPOSED ERROR-CORRECTING CODE (ECC) CIRCUITS - A semiconductor memory device may comprise: at least one bank, each of the at least one bank including a plurality of memory cells; an error-correcting code (ECC) calculator configured to generate syndrome data for detecting an error bit from among parallel data bits read out from the plurality of memory cells of each of the at least one bank; an ECC corrector separated from the ECC calculator, the ECC corrector configured to correct the error bit from among the parallel data bits by using the syndrome data and configured to output error-corrected parallel data bits; and/or a data serializer configured to receive the error-corrected parallel data bits and configured to convert the error-corrected parallel data bits into serial data bits. | 10-23-2014 |