Patent application number | Description | Published |
20130213881 | FILTRATION MEMBRANES AND RELATED COMPOSITIONS, METHODS AND SYSTEMS - Described herein are filtration membranes and related, compositions, methods and systems and in particular filtration membranes with embedded polymeric micro/nanoparticles and related compositions, methods, and systems. | 08-22-2013 |
20130222062 | EFFICIENCY IMPROVED ENVELOPE AMPLIFIER USING DUAL SWITCHING AMPLIFIERS - Provided is a hybrid envelope amplifier having improved efficiency, and more particularly, to an envelope amplifier using a dual switching amplifier and having improved efficiency in which power consumption is reduced by controlling a switching current of a switching region according to a magnitude of an envelope input signal, thereby improving efficiency compared to a conventional hybrid envelope amplifier. The envelope amplifier using a dual switching amplifier and having improved efficiency comprises a linear amplifier and a switching amplifier, wherein the switching amplifier includes two or more switching stages that are selectively operated according to a magnitude of an input signal. | 08-29-2013 |
20130225189 | APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM - An apparatus and a method for transmitting and receiving a reference signal in a wireless communication system are provided. The method includes determining a cluster-specific reference signal configuration according a cluster configuration, transmitting information about the cluster-specific reference signal configuration, and transmitting cluster-specific reference signals of at least one cluster according to the cluster-specific reference signal configuration. | 08-29-2013 |
20130225711 | THERMALLY RESISTANT OPTICAL SILOXANE RESIN COMPOSITION - The present disclosure relates to a thermally resistant optical siloxane resin composition including siloxane containing photo-cationically polymerizable epoxy group, a photo initiator, and an antioxidant. | 08-29-2013 |
20130227442 | REMOTE CONTROLLER SUPPORTING SYSTEM AND METHOD FOR DISPLAYING FUNCTION OF KEY BEING MAPPED WITH REMOTE CONTROLLER - Provided is a remote controller supporting system and method that may display, on objects included in a webpage, keys of a remote controller corresponding to the objects and manipulation schemes, respectively. The remote controller supporting system may include: a profile storage unit to store a plurality of profiles containing functions of the remote controller and information associated with the functions of the remote controller; a receiver to receive an input signal from the remote controller, and to interpret a meaning of the input signal based on a profile corresponding to the remote controller; an event unit to transform the meaning of the input signal to an event form; and a presentation unit to access a web server to display a webpage, to transform, to a predetermined behavior, at least one event transformed by the event unit, and to request the web server for an operation corresponding to the behavior. | 08-29-2013 |
20130230115 | SIGNALING IN WIRELESS COMMUNICATION SYSTEMS - A communication device includes an RF receiver that receives a combined signal including a first signal transmitted from a first node and a second signal transmitted from a second node, a channel estimator that estimates first channel information of the first signal and second channel information of the second signal, respectively, a multiuser detector that detects original signal values of the combined signal using the estimated first and second channel information and an RF transmitter that transmits a signal generated based on the values detected by the multiuser detector to the first node and the second node during a predetermined period. | 09-05-2013 |
20130234240 | SEMICONDUCTOR DEVICE HAVING JUNCTIONLESS VERTICAL GATE TRANSISTOR AND METHOD OF MANUFACTURING THE SAME - A junctionless vertical gate transistor includes an active pillar vertically protruding from a substrate and including a first impurity region, a second impurity region and a third impurity region sequentially formed over the first impurity region; gate electrodes coupled to sidewalls of the second impurity region; and bit lines arranged in a direction of intersecting with the gate electrodes and each contacting the first impurity region. The first to the third impurity regions include impurities of the same polarity. | 09-12-2013 |
20130237210 | DATA TRANSMITTING/RECEIVING APPARATUS AND METHOD FOR CONTROLLING INTERCELL INTERFERENCE IN A MOBILE COMMUNICATION SYSTEM - Data transmitting and receiving apparatus and method for control intercell interference efficiently in a mobile communication system. A mobile communication system includes distributed small base stations including a super node and two or more general nodes. Each of the general nodes processes and transmits first data for transmission, and outputs second data independent of the first data to the super node. The super node receives the second data from the respective general nodes, and processes and transmits the second data and third data for transmission. | 09-12-2013 |
20130240032 | Dye-Sensitized Solar Cell Using Nitrogen Doped Carbon-Nano-Tube and Method for Manufacturing the Same - Provided are a dye-sensitized solar cell and a method for manufacturing the dye-sensitized solar cell using a carbon nanotube (CN | 09-19-2013 |
20130241782 | ANTENNA STRUCTURE IN WIRELESS COMMUNICATION SYSTEM AND OPERATION METHOD THEREOF - An antenna device in a wireless communication includes antenna wires of four sides which include three feeding points and have a loop structure and four main switches which are located among the antenna wires of the four sides, wherein the antenna device operates as a loop antenna when the antenna wires of the four sides are connected according to operations of the main switches and wherein the antenna device operates as dipole antennas when the antenna wires of the four sides are disconnected according to operations of the main switches. | 09-19-2013 |
20130247223 | APPARATUS AND METHOD FOR ENSURING PRIVACY IN CONTENTS SHARING SYSTEM - A privacy protection policy is present in a content sharing system. A method for managing contents in a content sharing system includes receiving a content download request from a first account through a first device; and determining whether to carry out the download by considering at least one of a sharing range of a download-requested content, a content access right of the first account, a content access right of an owner account of the first device, a sharing range of a download folder, and sharing acceptance or rejection of an owner of the content. | 09-19-2013 |
20130252141 | METHOD FOR MANUFACTURING A PHOTOMASK - In a method form manufacturing a photomask, the method includes coating an organometallic ink on a base substrate to form a solution layer. The base substrate is heat-treated on which the solution layer is formed, to self-produce a nanoparticle in the solution layer. A laser is irradiated to the solution layer, to form a metal pattern. The solution layer having the metal pattern is cleaned. The metal pattern is heat-treated. The metal pattern is covered using an encapsulant. | 09-26-2013 |
20130252177 | METHOD FOR MANUFACTURING A FINE METAL ELECTRODE - In a method for manufacturing a fine metal electrode, the method includes coating an organometallic ink on a first base substrate to form a solution layer. The first base substrate on which the solution layer is formed is pre-baked, to self-produce a nanoparticle in the solution layer. The first base substrate on which the solution layer is formed is aligned with a photomask. A laser is irradiated on the photomask. The photomask is detached from the base substrate on which the solution layer is formed. The solution layer is cleaned. | 09-26-2013 |
20130255396 | SURFACE SHAPE MEASURING DEVICE - A surface shape measuring device includes a substrate, an electrode portion including at least one electrode pattern, the electrode pattern extending on the substrate, a coating layer on the substrate to cover the electrode pattern, and a detector electrically connected to the electrode pattern and detecting a change in a physical quantity of the electrode pattern generated by the deformation of the substrate or the coating layer by an external load applied thereto. | 10-03-2013 |
20130256533 | EFFICIENT DATA EXTRACTION METHOD FOR HIGH-TEMPORAL-AND-SPATIAL- RESOLUTION NEAR INFRARED SPECTROSCOPY SYSTEM - An efficient method for the extraction of hemodynamic responses in Near-Infrared Spectroscopy (NIRS) systems is proposed to increase the spatial and temporal resolution without hardware overhead. The performance improvement is attributed to high Signal-to-Noise-Ratio (SNR) receivers, a modulation scheme, and a Multi-Input-Multi-Output (MIMO) based data extraction algorithm. The proposed system shows an over 2× increment in the figure of merit (FOM) compared to conventional designs. Experimental results support the validity of the proposed system. | 10-03-2013 |
20130259073 | APPARATUS AND METHOD FOR STABILIZING WAVELENGTH TUNABLE LASER - An apparatus and method for stabilizing an output of a laser is provided. An optical amplifier oscillates light having a first wavelength band. A filter filters the light having the first wavelength band to output light having a second wavelength band narrower than the first wavelength band. The light having the second wavelength band may correspond to an output of a laser. To stabilize the wavelength center of the output laser, at least a portion of the light having the second wavelength band may be transferred to a fiber Bragg Grating (FBG) through a coupler. By performing feedback of a difference between the signal output from the FBG and a laser modulation signal, an offset corresponding to a lead zirconate titanate (PZT) operating parameter of a Fabry-Perot filter may be controlled to automatically stabilize the wavelength center. | 10-03-2013 |
20130259112 | VARIABLE-PRECISION DISTRIBUTED ARITHMETIC MULTI-INPUT MULTI-OUTPUT EQUALIZER FOR POWER-AND-AREA-EFFICIENT OPTICAL DUAL-POLARIZATION QUADRATURE PHASE-SHIFT-KEYING SYSTEM - A variable-precision distributed arithmetic (VPDA) multi-input multi-output (MIMO) equalizer is presented to reduce the size and dynamic power of 112 Gbps dual-polarization quadrature phase-shift-keying (DP-QPSK) coherent optical communication receivers. The VPDA MIMO equalizer compensates for channel dispersion as well as various non-idealities of a time-interleaved successive approximation register (SAR) based analog-to-digital converter (ADC) simultaneously by using a least mean square (LMS) algorithm. As a result, area-hungry analog domain calibration circuits are not required. In addition, the VPDA MIMO equalizer achieves 45% dynamic power reduction over conventional finite impulse response (FIR) to equalizers by utilizing the minimum required resolution for the equalization of each dispersed symbol. | 10-03-2013 |
20130259178 | ADAPTIVE OPTIMUM CDR BANDWIDTH ESTIMATION BY USING A KALMAN GAIN EXTRACTOR - Exemplary embodiments of the present invention relate to a clock and data recovery (CDR) apparatus with adaptive optimum CDR bandwidth estimation by using a Kalman gain extractor. The Kalman gain extractor includes an off chip digital processor which receives a phase update information from the CDR outputs an estimated optimum Kalman gain obtained by extracting the standard deviation of step sizes of the accumulation jitter from the power spectral density (PSD) of the phase update information, and a on chip digital loop filter consists of a cyclic accumulator which accumulates the phase detector's output, a gain multiplier and a phase interpolator (or DCO) controller. The off chip digital processor includes a storage register, a fast Fourier transform (FFT) processor and an optimum Kalman gain estimator. The storage register stores the phase update information, from which the FFT processor extracts the PSD of the absolute input jitter. The optimum Kalman gain estimator calculates the optimum gain from the PSD of the accumulation jitter. The off chip digital processor may further include a gain calibrator to compensate for the variations in the transition density. | 10-03-2013 |
20130266103 | LOW-POWER HIGHLY-ACCURATE PASSIVE MULTIPHASE CLOCK GENERATION SCHEME BY USING POLYPHASE FILTERS - Exemplary embodiments of the present invention relate to a low-power highly-accurate passive multiphase clock generation scheme by using polyphase filters. An exemplary embodiment of the present invention may be low power phase-rotator-based 25 GB/s CDR architecture in case that half-rate reference clock is provided. It may be suitable for multi-lane scheme and incorporate phase interpolator with improved phase accuracy to make Nyquist-sampling clock phase. To improve the phase accuracy, poly phase filter may be used for converting 4-phase to 8-phase and interpolate adjacent 45 degree different phases. The linearity of phase rotator may be improved by proposed harmonic rejection poly phase filter (HRPPF) using the characteristic of notch filter response. | 10-10-2013 |
20130266891 | JOINING DEVICE FOR FUEL CELL STACK AND FUEL CELL STACK PROVIDED WITH THE SAME - The present invention features a fuel cell stack that preferably includes an electricity generating assembly having a plurality of unit cells that are suitably disposed one after another; a pair of end plates pressedly disposed respectively at upper and lower ends of the electricity generating assembly; and a joining device suitably engaging the end plates by a rope, where pressure is applied to the electricity generating assembly by means of tension of the rope, and the length and tension of the rope is suitably controlled. | 10-10-2013 |
20130272341 | TEMPERATURE SENSOR AND TEMPERATURE MEASUREMENT METHOD THEREOF - A temperature sensor that senses a temperature on the basis of a relaxation oscillator, includes: a bias circuit unit that outputs a bias current increasing with an increase in temperature; a capacitor voltage unit that charges a capacitor with the bias current and discharges the current when receiving a control signal; a pulse generating unit that outputs a pulse when the voltage of the capacitor is higher than a reference voltage, changes the pulse width of the pulse, and transmits the pulse corresponding to the control signal to the capacitor voltage unit; and a counter unit that counts and outputs, as a digital value, the number of pulses outputted from the pulse generating unit, on the basis of a reference frequency. | 10-17-2013 |
20130288699 | METHOD AND APPARATUS FOR INTERFERENCE ALIGNMENT IN WIRELESS COMMUNICATION SYSTEM - A method for operating a base station in a wireless communication system is provided. In the method, feedback is received from at least one terminal. When the base station configures terminal allocation information, a terminal that the base station is to service is determined based on information included in the feedback. A combination of base stations allowing the determined terminal to obtain maximal performance is determined with consideration of the information included in the feedback and a gain of cooperation between base stations. | 10-31-2013 |
20130294568 | METHOD OF RECONSTRUCTING IMAGE AND APPARATUS AND TOMOGRAPHY APPARATUS FOR PERFORMING THE SAME - A method of reconstructing a tomography image of an object from a plurality of projection images generated by scanning the object in a plurality of projection directions includes: determining whether a truncated portion of the object exists in the plurality of projection images; reconstructing a first reconstruction image; calculating projection data for the first reconstruction image; and reconstructing a tomography image of the object by using the calculated projection data. | 11-07-2013 |
20130294655 | METHOD AND SYSTEM FOR DETECTING MATRIX-BASED MOTION INCLUDING FREQUENCY TRANSFORM AND FILTERING - A method and system for detecting motion are provided. The method includes: generating a time domain matrix including vectors corresponding to variation of pixel values as elements of the time domain matrix, of a video image including a plurality of frames; generating a motion matrix from which a low frequency area of the video image is removed by multiplying the time domain matrix by a low rank matrix; and generating a result image including a plurality of frames in which vectors, which are elements of the motion matrix, are included as variation of motion pixel values. | 11-07-2013 |
20140047322 | METHOD AND SYSTEM FOR BROWSING THINGS OF INTERNET OF THINGS ON IP USING WEB PLATFORM - Provided is a method and system for browsing Internet of Things (IoT) so as to browse resource-limited things with rich UI. The method includes; at a user terminal, recognizing tag information attached to an intelligent thing and confirming an address of a things domain corresponding to the tag information via a dynamic domain name system (DDNS) server; accessing the intelligent thing based on the address of the things domain and acquiring a default web page; at the user terminal, accessing a fixed content provision server and receiving fixed content of the default web page; and, at the user terminal, acquiring dynamic content to be displayed on a web page via the intelligent thing. | 02-13-2014 |
20140057256 | HAIRPIN-TYPE PROBE FOR DETECTING TARGET MATERIAL AND METHOD FOR DETECTING TARGET MATERIAL USING THE SAME - The present invention relates to a hairpin-type probe for detecting a target substance and a method for detecting a target substance using the probe. The hairpin-type probe comprises a loop comprising a target substance recognition site, and a stem comprising an aptamer having an electrochemical signaling material bound thereto. The hairpin structure is broken when it is hybridized to the target substance, and thus the signaling material is separated from the aptamer and can freely move to the electrode. Based on the change in the electrochemical signal generated from the signaling material, the amount of the target substance can be accurately detected in real-time. | 02-27-2014 |
20140078078 | GRAPHICAL USER INTERFACE (GUI) WIDGET FOR STABLE HOLDING AND CONTROL OF SMART PHONE BASED ON TOUCH SCREEN - A control method using a touch shield to be performed by a touch sensing display, and an electronic apparatus are provided. The control method using the touch shield may include determining a touch area of a touched point in a normal state, switching to a touch shield state when the touch area is greater than or equal to a threshold value, and executing an instruction in response to a movement of the touched point in the touch shield state. | 03-20-2014 |
20140245323 | MOBILE APPARATUS EXECUTING EFFICIENT DATAFLOW EXECUTION FOR MOBILE CONTEXT MONITORING, METHOD OF EXECUTING DATAFLOW USING THE SAME, METHOD OF CONTEXT MONITORING USING THE SAME AND CONTEXT MONITORING SYSTEM INCLUDING THE SAME - A mobile apparatus includes a processing planner and a plan processor. The processing planner generates a plurality of resource use plans in response to a context monitoring query (CMQ) of an application, and selects a final plan satisfying a request of the CMQ among the resource use plans. The plan processor executes the final plan. Accordingly, the mobile apparatus may support resource-efficient context monitoring. | 08-28-2014 |
20140266318 | PHASE INTERPOLATOR BASED OUTPUT WAVEFORM SYNTHESIZER FOR LOW-POWER BROADBAND TRANSMITTER - Exemplary embodiments of the present invention relate to an output waveform synthesizer using phase interpolators and an on-chip eye opening monitoring (EOM) circuit for a low-power transmitter. In order to achieve both small area and low-power consumption in the transmitter design, a single-stage multiphase multiplexer operating in subrate is employed. The multiphase multiplexer is composed of parallelized open-drain NAND gates. In subrate transmitter architecture, the phase mismatch among multiphase clock signals degrades jitter performance significantly and is a critical bottleneck for its widespread use despite low power consumption. In order to overcome such mismatch problem, an area-and-power-efficient phase interpolator based waveform synthesizing scheme is developed. | 09-18-2014 |
20140269761 | LOW-POWER CML-LESS TRANSMITTER ARCHITECTURE - Exemplary embodiments of the present invention relate to a low-power current mode logic (CML)-less transmitter architecture. A transmitter comprises a main multiplexer configured to generate a main data signal by multiplexing parallel main data signals retimed from a retimer for time margin between parallel input data signals and a multiphase clock signals from a clock distributor, a secondary multiplexer configured to generate a post data signal by multiplexing parallel post data signals retimed from the retimer, and a plurality of output drivers configured to generate a serial data signal by summing the main data signal and the post data signal. | 09-18-2014 |
20140269783 | LOW-POWER AND ALL-DIGITAL PHASE INTERPOLATOR-BASED CLOCK AND DATA RECOVERY ARCHITECTURE - The proposed invention is about an improved method for serial-in and serial-out transceiver applications. The proposed system includes a dual loop phase locked loop (PLL) architecture having a PLL and a phase rotator (PR)-based delay locked loop (DLL). An advantage of this architecture is that a single PLL offers decoupled bandwidths; a wide jitter-tolerance (JTOL) bandwidth for receiving data and a narrow jitter transfer (JTRAN) bandwidth for the data transmission. Thus, the amount of jitter at the output can be substantially reduced relative to the input while offering sufficient jitter tracking bandwidth. Also, this architecture is suitable for low-power applications since a phase shifter in the data path, which is one of the most power-hungry blocks in conventional DPLL designs, is not required. | 09-18-2014 |