40th week of 2011 patent applcation highlights part 24 |
Patent application number | Title | Published |
20110241647 | CONTROL DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME - A method, system, and apparatus including a distribution transformer having a communications module. The distribution transformer is configured to convert a first high voltage electricity from a high voltage distribution line to a first low voltage electricity and convey the first low voltage electricity along a low voltage line to an electrical device. The communications module is configured to transmit a load reduction request along the low voltage line to the electrical device. | 2011-10-06 |
20110241648 | DEVICES AND METHODS FOR ELECTRIC FIELD SENSING - A stand-off sensor assembly is provided. The sensor assembly includes a plurality of electron state definers for generating resonant tunneling current in response to the electric field, wherein the electron state definers include at least one variable characteristic such that a change in the variable characteristic affects the tunneling current, and a monitor for monitoring a change in the tunneling current exiting an electron state definer based on a change in the variable characteristic of the tunneling device. | 2011-10-06 |
20110241649 | CURRENT SENSOR - A current sensor, which senses current passing through a harness via a terminal of a battery, includes a resistor through which current passes, a current sensing circuit which measures the current passing through the resistor based on a potential difference between two positions along the direction in which current is passed through the resistor, a power supply circuit which supplies power to the current sensing circuit, and at least one capacitor which is connected to at least one of an input terminal and an output terminal of the power supply circuit to smooth input/output voltage. The resistor includes a flat energizing path, and the capacitor is disposed in an area other than a plane of projection of the energizing path on a board on which the current sensing circuit and the power supply circuit are mounted. | 2011-10-06 |
20110241650 | ELECTROCHEMICAL SENSOR FOR DISINFECTANTS - An electrochemical sensor to measure disinfectants is provided. In accordance with one aspect of the invention, the sensor has a silver working electrode disposed in an electrolyte proximate a porous membrane. There is a reference electrode made of silver in contact with the electrolyte. The chemical composition of electrolyte contains one or more anions that make the potential at the reference electrode higher than 0.35 V versus standard hydrogen electrode. The anions form silver salt with solubility higher than the solubility of silver chloride. The voltage at the working electrode versus the reference electrode is maintained negative to keep the background current small enough while maintains the feasibility to reduce disinfectants. Solid phase silver salt of the anions is added within the sensor body, which will prevent poisoning the reference electrode by halide anions diffused into the electrolyte. | 2011-10-06 |
20110241651 | INDICATOR POSITION DETECTING DEVICE AND INDICATOR POSITION DETECTING METHOD - An indicator position detecting device and method are provided, which allow accurate position detection without the influence of noise in detection of the position of an indicator (e.g., a finger, a stylus pen) by a capacitive coupling system. To a conductor pattern in which plural conductors for signal transmission and plural conductors for signal reception intersect with each other, signals with frequencies different from each other are simultaneously supplied to the plural conductors on the transmission side, and signals of respective frequencies corresponding to the plural signals with the different frequencies are detected on the reception side, to thereby detect the position of an indicator on the conductor pattern. The amount of noise of each of the detected frequencies is detected. Any frequency that cannot be properly detected due to noise is switched to another frequency, and detection is carried out based on the newly selected frequency. | 2011-10-06 |
20110241652 | METHOD AND ARRANGEMENT FOR ESTIMATING ANGULAR FREQUENCY - An exemplary method and arrangement for estimating the frequency and the positive sequence of a fundamental component of a measured three-phase voltage are disclosed (ν | 2011-10-06 |
20110241653 | IMPEDANCE CALIBRATION APPARATUS OF SEMICONDUCTOR INTEGRATED CIRCUIT - An impedance calibration apparatus of a semiconductor integrated circuit includes: a D/A conversion unit configured to receive a code and generate an analog voltage depending on the code; a virtual code voltage generation unit configured to detect a level of the analog voltage and generate a plurality of virtual code voltages based on the level of the analog voltage; a comparison unit configured to receive the plurality of virtual code voltages and a reference voltage as inputs, and compare the plurality of virtual code voltages with the reference voltage to generate a plurality of comparison signals; and a code generation unit configured to receive the plurality of comparison signals and generate the code using the plurality of comparison signals. | 2011-10-06 |
20110241654 | METHOD AND APPARATUS FOR DYNAMIC SIGNAL SWITCHING OF A MERGING UNIT IN AN ELECTRICAL POWER SYSTEM - A method and an apparatus for dynamic signal switching with multiple measurement sources, for a merging unit in an electrical power system, said merging unit receiving at least two input signals from at least one current transformer measuring the same physical primary quantity. The method comprises a step of outputting from said merging unit, in a real-time mode, a digitized output stream of sampled values with the truest representation of the physical primary quantity, based on the actual values of the input signals. | 2011-10-06 |
20110241655 | BIDIRECTIONAL 3 PHASE POWER METER FOR COMPENSATING REVERSE LOAD FLOW AND METHOD FOR METERING THEREBY - The present invention relates to a bidirectional 3 phase power meter for compensating reverse load flow and a method for metering thereby. According to the present invention, there is provided a bidirectional 3 phase power meter for compensating reverse load flow which allows calculating power receiving and power transmitting apparent power and power factor using the detected voltage/current and a method for metering thereby. | 2011-10-06 |
20110241656 | Determining Heading Using Magnetometer Data and Angular Rate Data - A device coupled with a magnetometer and an angular rate sensor can determine a heading of the device using magnetometer data. When the device receives a notification that the magnetometer data may be inaccurate, the device can determine the heading of the device using angular rate data. When the device determines that the magnetometer data are accurate, the device can resume determining the heading of the device using the magnetometer data. | 2011-10-06 |
20110241657 | INPUT DEVICE - An input device including multiple magnets rotatably disposed, multiple magnetic field detecting elements, and a controller. The magnets have the N pole and the S pole formed at a predetermined angular pitch in a rotating direction. The magnetic field detecting elements are disposed facing the magnets. The controller outputs a driving signal in response to a pulse signal output from the magnetic field detecting elements. The controller changes the driving signal to be output in response to a time difference or the number of pulses of pulse signals output from the magnetic field detecting elements. | 2011-10-06 |
20110241658 | Determining the rotor angle of a synchronous machine at standstill with the aid of iterative test pulses - A method for determining the angular position of a synchronous machine having a magnetically anisotropic rotor includes an (m) iteration stage and an (n) iteration stage. The (m) iteration stage encompasses: generating an (m) magnetic field of an (m) angular direction and acquiring an (m) peak value of the current pulse generated by the (m) voltage pulse; and providing at least two further (m+i) peak values in different (m+i) angular directions that differ from the (m) angular direction. The (n) iteration stage includes: ascertaining the angular directions (n) and (n+1) in which the two highest or the two lowest peak values from a peak value group occur; and providing an (n) angular direction, which resides between the (n+1) angular direction and the (n+2) angular direction, as an angular position output. | 2011-10-06 |
20110241659 | DEVICE FOR DETECTING A ROTATIONAL ANGLE OF A ROTATABLE PART - A device for detecting a rotational angle of a rotatable part, e.g., a steering wheel, includes at least one magnet, at least one sensor which detects the magnetic field of the magnet, at least one housing in which the sensor and/or the magnet is/are movably situated relative to one another, and at least one printed circuit board which is contacted in an electrically conductive manner by at least one connecting element of the sensor. The printed circuit board has at least one interface or a connector plug from which the output signal of the sensor or an output signal derived therefrom is relayed to an evaluation unit which ascertains the absolute position of the rotational angle as a function of the output signal. | 2011-10-06 |
20110241660 | THE DETECTION OF DEPOSITS COMPRISING AT LEAST ONE FERROMAGNETIC MATERIAL ON OR CLOSE TO THE EXTERNAL WALL OF A TUBE - The present invention relates to a method for the detection of fouling or clogging deposits comprising at least one ferromagnetic material, such as nickel, magnetite or similar material, on or close to the external wall of a tube, characterized in that it comprises at least the following steps: a magnetized source is positioned inside the tube and immobilized heightwise therein; the source is rotated about itself by being driven by means of an electric motor; and the intensity of the current drawn by said electric motor during this rotational movement is measured and the curve obtained is analysed in order to detect, and where appropriate evaluate, the clogging. | 2011-10-06 |
20110241661 | BEARING RESIDUAL LIFE PREDICTION METHOD, BEARING RESIDUAL LIFE DIAGNOSTIC APPARATUS AND BEARING DIAGNOSTIC SYSTEM - A bearing residual life prediction method, a bearing residual life diagnostic apparatus and a bearing diagnostic system can be provided. The bearing diagnostic system | 2011-10-06 |
20110241662 | MAGNETIC SENSOR DEVICE - Provided is a magnetic sensor device capable of suppressing a variation in determination for detection or canceling of a magnetic field intensity, which is caused by noise generated from respective constituent elements included in the magnetic sensor device and external noise, to thereby achieve high-precision magnetic reading. The magnetic sensor device includes: a first D-type flip-flop and a second D-type flip-flop each having an input terminal connected to an output terminal of a comparator; an XOR circuit having a first input terminal and a second input terminal which are connected to an output terminal of the first D-type flip-flop and an output terminal of the second D-type flip-flop, respectively; a selector circuit; and a third D-type flip-flop having an input terminal connected to an output terminal of the selector circuit. The selector circuit includes: a first input terminal (A) and a second input terminal (B) which are connected to the output terminal of the second D-type flip-flop and an output terminal of the third D-type flip-flop, respectively; and a select terminal connected to an output terminal of the XOR circuit. The selector circuit selectively outputs input signals from the first input terminal (A) and the second input terminal (B), according to an output of the XOR circuit. | 2011-10-06 |
20110241663 | ARRANGEMENT AND METHOD FOR INFLUENCING AND/OR DETECTING MAGNETIC PARTICLES - The present invention relates to an arrangement ( | 2011-10-06 |
20110241664 | MAGNETIC BIOSENSOR AND A MAGNETIC BIOSENSOR ARRAY COMPRISING THE SAME - The magnetic sensor device disclosed herein uses a signal storage magnetic layer for sensing and storing target magnetic field signals. The stored magnetic field signals are then measured by a magnetic sensor. | 2011-10-06 |
20110241665 | Multi-axis Fluxgate Magnetic Sensor - A ring-shaped first ring-shaped magnetic core, a first excitation coil wound on the first ring-shaped magnetic core, two detection coils wound on the first ring-shaped magnetic core in such a manner that respective input axes of the detection coils are orthogonal to each other, two signal detection/feedback units that detect outputs of the detection coils and feed output signals back to the detection coils, and a first excitation circuit that supplies an excitation current to the first excitation coil are provided, a second ring-shaped magnetic core, a compensation coil wound on the second ring-shaped magnetic core, and a compensation signal generation unit that generates, from an output of a detection coil, a compensation current to be applied to the compensation coil, are further provided, and the second ring-shaped magnetic core and the compensation coil are disposed in positions and directions so that a compensation magnetic field created by the compensation coil cancels interference between magnetic fields generated by two detection coils wound on the first ring-shaped magnetic core. | 2011-10-06 |
20110241666 | MAGNETIC ELEMENT WITH IMPROVED AREAL RESOLUTION - An apparatus and associated method for a magnetic element capable of detecting changes in magnetic states. Various embodiments of the present invention are generally directed to a free layer that has a first areal extent that is sensitive to a magnetic field and a synthetic antiferromagnetic (SAF) layer adjacent to the free layer and has a second areal extent that is greater than the first areal extent. | 2011-10-06 |
20110241667 | MAGNETIC RESONANCE METHOD USING A PHASE-MODULATED PULSE TRAIN WITH A CONSTANT SMALL FLIP ANGLE - A method for performing magnetic resonance measurements on a sample includes applying a first predetermined number of pulse trains for excitation, each pulse train having a constant amplitude and including a second predetermined number of pulses spaced by a predetermined time interval. The pulse trains are modulated by a bent function. After each pulse, data is sampled. Preferably a square number of pulses is generated being constant in power, and the Walsh transform of the sequence of their phases is constant in power, so that the power of the excitation in time and frequency domain is constant. The method can reduce power requirements and may permit undercutting specific absorption rate (SAR) limits due to the small excitation power necessary to create time signals with reasonable signal to noise ratio. | 2011-10-06 |
20110241668 | METHOD FOR MAGNETIC RESONANCE IMAGING - A method for magnetic resonance imaging, in which a magnetic resonance imaging device employs a multi-echo imaging sequence, includes the steps of: applying, to one of the multiple echoes, a first number of steps of phase encoding, applying a readout gradient, and collecting the data of this echo to reconstruct an anatomical image; and applying, to another one of the multiple echoes, a second number of steps of phase encoding, applying a readout gradient, and collecting the data of this echo to construct a temperature image. The method is capable of obtaining at the same time both a temperature image with high time resolution and an anatomical image with high spatial resolution. | 2011-10-06 |
20110241669 | SYSTEM AND METHOD OF PARALLEL IMAGING FOR MAGNETIC RESONANCE IMAGING NEAR METALLIC IMPLANTS - A system and method for magnetic resonance imaging is disclosed, the MRI apparatus comprising a computer programmed to acquire a plurality of 3D MR data sets, each 3D MR data set acquired using a central transmit frequency and a central receive frequency set to an offset frequency value that is distinct for each 3D MR data set, wherein at least a portion of each 3D MR data set is accelerated k-space data, and wherein at least one of the plurality of 3D MR data sets comprises fully-sampled calibration k-space data lines. The computer is also programmed to determine reconstruction weights from the fully-sampled calibration k-space data lines, reconstruct an image for each 3D MR data set using the reconstruction weights from the fully-sampled calibration k-space data lines to synthesize unacquired data, and generate a composite image from the reconstructed images based on the plurality of 3D MR data sets. | 2011-10-06 |
20110241670 | ACCELERATED DYNAMIC MAGNETIC RESONANCE IMAGING SYSTEM AND METHOD - In one embodiment, a method for processing magnetic resonance imaging data is provided. The method includes accessing the magnetic resonance imaging data, the data including a plurality of image data sets defining reconstructable images representative of a subject at different points in time. Each data set includes sampled data for sampled phase encoding points but is missing data for unsampled phase encoding points. An adaptive time window is determined for each image data set, and the missing data of at least one of the image data sets is determined based upon the sampled data for the respective data set and sampled data from at least one other data set within the time window for the respective data set. | 2011-10-06 |
20110241671 | SYSTEM AND METHOD FOR SPLIT-ECHO SPLIT-BLADE DATA COLLECTION FOR PROPELLER MAGNETIC RESONANCE IMAGING - A computer readable storage medium has stored thereon a computer program having instructions, which, when executed by a computer, cause the computer to apply a first plurality of RF pulses during a first TR interval of an MR pulse sequence to generate a first echo train. A plurality of echoes of the first echo train are split into a plurality of echo pairs. Within a first echo space, first and second gradient pulses are applied during respective first and second generated echoes, and respective first and second sets of k-space data are acquired that correspond to respective first and second blades of k-space data in the same k-space. The first and second blades have orientations at different angles from one another. The instructions further cause the computer to reconstruct an image based on the acquired first and second sets of k-space data. | 2011-10-06 |
20110241672 | APPARATUS AND METHOD FOR PARALLEL TRANSMISSION OF RF PULSES IN A SPIN ECHO SEQUENCE - A method, system, and apparatus including a magnetic resonance imaging (MRI) apparatus that includes an MRI system having a plurality of gradient coils, a radio-frequency (RF) transceiver system, an RF switch controlled by a pulse module to transmit RF signals to an RF coil assembly, and a computer. The computer is programmed to implement a spin echo sequence to acquire magnetic resonance (MR) data, where the spin echo sequence includes an excitation RF pulse and at least one refocusing pulse per repetition time (TR) of the excitation pulse. The computer is also programmed to transmit at least two component RF pulses in parallel channels during implementation of the spin echo sequence to produce a first refocusing RF pulse and programmed to reconstruct an image from spin echo sequence image data. | 2011-10-06 |
20110241673 | METHOD FOR MAGNETIC RESONANCE IMAGING WITH PARALLEL AND LOCALIZED SPATIAL ENCODING MAGNETIC FIELDS - A method for producing an image of a subject with a magnetic resonance imaging (MRI) system is provided. In particular, spatial encoding of signals received from the subject is performed by spatial encoding magnetic fields (SEMs) produced by driving a parallel array of local gradient coils with current weightings that define a mode of the coil array. A set of globally orthogonal modes are determined using a singular value decomposition and two modes that produce SEMs with desired magnetic field variance characteristics are selected for spatial encoding. The spatially encoding signals are received by a parallel array of radio frequency receiver coil elements in order to resolve ambiguities in spatial encoding caused by the SEMs. Images are subsequently reconstructed using, for example, an iterative time domain reconstruction method. | 2011-10-06 |
20110241674 | Sample Tube and Measurement Method for Solid-State NMR - A solid-state NMR sample tube and method of using same which can be spun stably and at high speed while suppressing its bending resonance. A solid sample to be investigated by solid-state NMR spectroscopy can be sealed in the sample tube. The sample tube includes a hollow cylinder having opposite ends. At least one of the ends is open. The sample tube has a length L, an outside diameter D, and an inside diameter d which satisfy a given relationship disclosed herein. | 2011-10-06 |
20110241675 | O-SPACE IMAGING - In MRI by excitation of nuclear spins and measurement of RF signals induced by these spins in the presence of spatially-varying encoding magnetic fields, signal localization is performed through recombination of measurements obtained in parallel by each coil in an encircling array of RF receiver coils. Through the use of magnetic gradient fields that vary both as first-order and second-order Z2 spherical harmonics with position, radially-symmetric magnetic encoding fields are created that are complementary to the spatial variation of the encircling receiver coils. The resultant hybrid encoding functions comprised of spatially-varying coil profiles and gradient fields permits unambiguous localization of signal contributed by spins. Using hybrid encoding functions in which the gradient shapes are thusly tailored to the encircling array of coil profiles, images are acquired in less time than is achievable from a conventional acquisition employing only first-order gradient fields with an encircling coil array. | 2011-10-06 |
20110241676 | ACCELERATED PSEUDO-RANDOM DATA MAGNETIC RESONANCE IMAGING SYSTEM AND METHOD - The present disclosure is intended to describe embodiments for improving image data acquisition and processing in accelerated dynamic magnetic resonance imaging sequences. One embodiment is described where a method includes an acquisition sequence configured to acquire an undersampled set of magnetic resonance data. The undersampled set of magnetic resonance data has a pseudo-random sampling pattern within a data space acquired at a first time, the pseudo-random sampling pattern being influenced by other pseudo-random sampling patterns within the data space arising from the acquisition of additional undersampled sets of magnetic resonance data at respective times. In some embodiments, the pseudo-random sampling patterns of the undersampled sets of magnetic resonance data interleave to yield a desired sampling pattern. | 2011-10-06 |
20110241677 | ACCELERATED PSEUDO-RANDOM DATA MAGENTIC RESONANCE IMAGING SYSTEM AND METHOD - The present disclosure is intended to describe embodiments for improving image data acquisition and processing in accelerated dynamic magnetic resonance imaging sequences. One embodiment is described where a method includes an acquisition sequence configured to acquire an undersampled set of magnetic resonance data. The undersampled set of magnetic resonance data has a pseudo-random sampling pattern within a data space acquired at a first time, the pseudo-random sampling pattern being influenced by other pseudo-random sampling patterns within the data space arising from the acquisition of additional undersampled sets of magnetic resonance data at respective times. In some embodiments, the pseudo-random sampling patterns of the undersampled sets of magnetic resonance data interleave to yield a desired sampling pattern. | 2011-10-06 |
20110241678 | Method for homogenizing resolution in magnet resonance tomography measurements using non-linear encoding fields - A method for magnetic resonance (=MR) imaging, wherein non-linear gradient fields are applied for the purpose of spatial encoding to acquire images of an object to be imaged and wherein the magnet resonance signal radiated from the object to be imaged is sampled on grids in time, to thereby obtain sampling points, is characterized in that the object to be imaged is mapped completely in regions of stronger gradient fields by increasing the density of the sampling points in the center of k-space, and additional sampling points are specifically acquired in the outer regions of k-space according to a k-space sampling pattern depending on the desired distribution of the resolution in the measurement, wherein the MR measurement is calculated with the additional sampling points. An MR imaging method is thereby provided by means of which homogenized resolution is achieved in the MR measurements using non-linear gradient fields for spatial encoding. | 2011-10-06 |
20110241679 | MAGNETIC RESONANCE METHOD AND APPARATUS TO REDUCE DISTORTIONS IN DIFFUSION IMAGES - In a method and apparatus to reduce distortions in diffusion imaging, at least one first measurement is implemented with a first diffusion weighting for a number of slices that are spatially separated from one another and at least one second measurement is implemented with a second diffusion weighting for the number of slices that are spatially separated from one another. A deskewing function is determined as are correction parameters to deskew diffusion-weighted magnetic resonance images on the basis of the measurements, so that image information and/or correction parameters of different slices are linked with one another. The diffusion-weighted magnetic resonance images are distortion-corrected on the basis of the deskewing function and the correction parameters. | 2011-10-06 |
20110241680 | METHOD AND DEVICE FOR A MAGNETIC RESONANCE SYSTEM CONTROL SEQUENCE - A method and a control sequence determination device for determining a magnetic resonance system control sequence is provided. A multichannel pulse train with a plurality of individual RF pulse trains is sent out by a magnetic resonance system over different independent radio-frequency channels in parallel. Based on a prespecified k-space gradient trajectory and a prespecified target magnetization, a multichannel pulse train is calculated in an RF pulse optimization method, where in an RF exposure optimization method, the k-space gradient trajectory is optimized using a function parameterizable at least with respect to an RF exposure value of an object under examination. | 2011-10-06 |
20110241681 | HALL EFFECT CURRENT SENSOR - Example systems, apparatus, circuits, and so on described herein concern a Hall effect current sensor that includes a planar portion of a conductor that is oriented perpendicular to a base magnetic field in which it is located. In the presence of the magnetic field, a differential voltage is produced across the planar portion that is proportional to a strength of the magnetic field and the amount of current flowing through the conductor. | 2011-10-06 |
20110241682 | ON-COIL CURRENT MODE CLASS D RF POWER AMPLIFIER IN HIGH FIELD PARALLEL TRANSMISSION MRI - Example systems, apparatus, circuits, and so on described herein concern parallel transmission in high field MRI. One example apparatus includes a balun network that produces out-of-phase signals that are amplified to drive current-mode class-D (CMCD) field effect transistors (FETs) that are connected by a coil that includes an LC (inductance-capacitance) leg. The LC leg is to selectively alter the output analog RF signal and the analog RF signal is used in high field parallel magnetic resonance imaging (MRI) transmission. | 2011-10-06 |
20110241683 | MULTI-CHANNEL BREAST MRI RADIO FREQUENCY RECEIVER COIL - A system and method for breast imaging is disclosed. The system is constructed as a modular RF coil system for an MR imaging apparatus and includes a fitted coil former constructed to have a shape and size so as to substantially conform to a breast of a patient to be imaged and a receiver coil array positioned on the fitted coil former and having a plurality of receiver coils arranged to form a coil array. At least one of a size of each of the plurality of receiver coils and a number of the plurality of receiver coils is based on a size of the fitted coil former. Based on its coil arrangement and its proximity to the breasts of the patient to be imaged, the receiver coil array of the modular RF coil system is capable of receiving MR data for parallel imaging. | 2011-10-06 |
20110241684 | SPLIT MAGNETIC RESONANCE IMAGING SYSTEM - A magnetic resonance imaging (MRI) system includes a split magnet system having a pair of MRI magnet housings separated by gap. A pair of main MRI magnets are disposed within respective MRI magnet housings. A plurality of buttress assemblies are attached to the MRI magnet housings. Some or all of the buttress assemblies are provided with removable connections to the MRI magnet housings. This allows for partial disassembly of the MRI system for improved transport and maneuverability for relocating the MRI system. The MRI system can include a gantry in the gap for supporting a radiation therapy system. Also, the removably buttress assemblies can be used for housing conduits, such as electrical and fluid conduits, between the pair of MRI magnet housings. | 2011-10-06 |
20110241685 | SWITCHED MODE PRE-AMPLIFICATION AND AM FEEDBACK FOR ON-COIL SWITCHED MODE AMPLIFIERS IN PARALLEL TRANSMISSION MRI - Example systems, apparatus, circuits, and so on described herein concern parallel transmission in MRI with on-coil current-mode (CMCD) amplifiers. One example apparatus includes switched voltage-mode class D (VMCD) pre-amplifiers. Another example apparatus includes amplitude modulation of the output of the CMCD amplifiers using feedback control based, at least in part, on a comparison of an envelope of transmit coil current to an envelope of an input RF pulse. | 2011-10-06 |
20110241686 | POWER SUPPLY FOR MAGNETIC RESONANCE IMAGING SYSTEM - In one embodiment, a power supply for a static tap changer transformer is provided. The power supply comprises a rectifier section configured to supply input voltage, a latch circuit section coupled to the rectifier section and a tap changing section comprising three taps for each phase of three phase input power supply. The latch circuit section comprises a zener breakdown circuit with a selected breakdown voltage rating, an operational amplifier configured to activate the latch circuit section when the input voltage is higher than the selected breakdown voltage, a gate control device configured to generate a tap changing signal and thereby control the operation of the latch circuit section and a semi-conductor diode coupled to the gate control device and the operational amplifier, the semiconductor diode configured to provide the tap changing signal to the operational amplifier. Further, each tap in the tap changing section comprises a single MOSFET configured to act as a switch based on the output from the zener breakdown circuit and the gate control device. | 2011-10-06 |
20110241687 | Spot indicating metal detector apparatus - A spot indicating metal detector apparatus rides on a motorized platform having a rotary framework having a plurality of metal detectors mounted thereon with a plurality of metal detector coils positioned adjacent the ground below. The metal detector apparatus has a plurality of spray heads each associated with one metal detector detector coil for spraying a fluid onto the earth at the position the metal detector detects the presence of a metallic object. | 2011-10-06 |
20110241688 | METHOD OF DETERMINING THE MAXIMUM TEMPERATURE UNDERGONE BY A SEDIMENTARY ROCK, ESPECIALLY IN THE FIELD OF HYDROCARBON FORMATION - A method of determining the maximum temperature undergone by a specimen of sedimentary rock during natural heating over a geological process, within the range from 60° C. to 230° C. approximately. The method includes analysis at very low temperature, down to a few kelvin, for example down to 10 kelvin, of the magnetic transitions intended to characterize an iron oxide and an iron sulfide that are formed or destroyed in the specimen by the geological heating of the sediment; and determination of the maximum temperature undergone by the specimen, using a calibration obtained by measuring the same magnetic parameters on the same sediment or on other sediments of the same nature, heated beforehand in the laboratory to known temperatures. | 2011-10-06 |
20110241689 | TOOL FOR IMAGING A DOWNHOLE ENVIRONMENT - The invention is concerned with a tool and method for imaging a formation through a substantially non-conductive medium. The tool comprises first circuitry for injecting a current into the formation, wherein a complex impedance to the current is measured. Second circuitry for determining a phase angle of an impedance of the non-conductive medium and third circuitry for determining a component of the complex impedance that is orthogonal to the phase angle. | 2011-10-06 |
20110241690 | TOOL FOR IMAGING A DOWNHOLE ENVIRONMENT - The invention is concerned with a tool and method for determining a downhole parameter. The tool is located in mud surrounded by a formation and comprising a first electrode spaced at a distance from the formation for measuring a first impedance. There is a second electrode located at a second distance from the formation for measuring a second impedance. There is a processing unit for measuring a difference between the first impedance and the second impedance and wherein the parameter is determined based on the difference. | 2011-10-06 |
20110241691 | TESTING DEVICE AND TESTING METHOD EMPLOYING THE SAME - An exemplary testing device for testing quality of indicator lights includes a light intensity tester and a control unit electrically connected to the light intensity tester. The light intensity tester includes a testing circuit, and the testing circuit is capable of generating testing parameters of corresponding indicator lights. The control unit is capable of providing electric energy to the indicator lights. The testing parameters from the testing circuit are changed according to light intensity of the indicator lights and are then transmitted to the control unit. Thus, the control unit is capable of comparing the testing parameters with predetermined parameters to detect the quality of the indicator lights. | 2011-10-06 |
20110241692 | RELAY END-OF-SERVICE-LIFE FORECASTING DEVICE - Forecasting the end of the service life of a relay more accurately due to the effects of the load conditions and the environmental conditions can occur through diagnosing the end of service life of the relay based on the time, until the point in time that the actual opening or closing of the relay is detected, from the point in time of the application of the power to the relay or the point in time of the end of application of power to the relay coil by the controlling portion. Forecasting the end of the service life of the relay based on time, increases accuracy because time is a value that is not affected by the external environment. Additionally, because the end of the service life is forecasted based on the actual opening/closing of the relay, not only is it possible to detect immediately a fault in the relay, but it is also possible to eliminate the effects due to individual differences. | 2011-10-06 |
20110241693 | BATTERY PACK, SEMICONDUCTOR INTEGRATED CIRCUIT, REMAINING CAPACITY CORRECTION METHOD, AND STORAGE MEDIUM - A battery pack includes a voltage detection part configured to detect the voltage of a battery unit including multiple chargeable and dischargeable secondary cells; a current detection part configured to detect a current flowing through the battery unit; a dischargeable capacity calculation part configured to calculate the dischargeable capacity of the battery unit based on the current detected by the current detection part; and a capacity correction part configured to correct the remaining capacity of the battery unit, the remaining capacity including the dischargeable capacity calculated by the dischargeable capacity calculation part, wherein the capacity correction part is configured to correct the remaining capacity based on an estimated dischargeable capacity calculated from the relationship between a preset predetermined voltage and the drop rate of the voltage of the battery unit, in response to the voltage of the battery unit becoming less than or equal to a predetermined threshold. | 2011-10-06 |
20110241694 | SYSTEM AND METHOD FOR DETERMINING AN ABUSED SENSOR DURING ANALYTE MEASUREMENT - A method of measuring an analyte in a biological fluid comprises applying an excitation signal having a DC component and an AC component. The AC and DC responses are measured; a corrected DC response is determined using the AC response; and a concentration of the analyte is determined based upon the corrected DC response. Other methods and devices are disclosed. | 2011-10-06 |
20110241695 | METHODS AND SYSTEMS FOR MONITORING CAPACITOR BANKS - A method of monitoring a capacitor bank comprising a plurality of capacitor strings connected in parallel, each capacitor string comprising a plurality of capacitors connected in series is provided. The method includes energizing the capacitor bank. The method includes determining dissipation factors of each of the plurality of the capacitor strings. The method further includes comparing each of the determined dissipation factors with an expected dissipation factor and estimating a health state of the plurality of the capacitor strings based, at least in part, on the comparison of the determined and expected dissipation factors. | 2011-10-06 |
20110241696 | Method For The Simulation Of Defects With Spark Testers And Spark Testers - Method for the simulation of defects in the case of spark testers, in which breakdowns are recognized and displayed by a detector and added by means of a defect counter, wherein the high voltage is applied to a stationary standard spark gap and pulsed test voltages of predetermined level, duration and frequency are generated by the high voltage generator of the spark tester in short regular intervals. | 2011-10-06 |
20110241697 | INSULATION DIAGNOSIS METHOD, INSULATION DIAGNOSIS SYSTEM, AND ROTATING ELECTRIC MACHINE - An insulation diagnosis method according to the present invention includes: measurement step through which a signal generated at a diagnosis target device is measured; detection step through which a frequency or a frequency band manifesting a maximum amplitude signal strength is detected from the signal having been measured through the measurement step; and identification step through which an insulation defect type pertaining to an insulation defect having occurred in the diagnosis target device is identified based upon the frequency or the frequency band manifesting the maximum amplitude signal strength having been detected through the detection step. | 2011-10-06 |
20110241698 | Vessel Probe Connector with Solid Dielectric Therein - A modular TDR probe assembly is presented. The probe assembly includes a first section with a central conductor and an outer conductor having a first impedance, and a second section with a central conductor and an outer conductor having a second impedance. An impedance matching elbow joins the first section and the second section. The elbow contains a solid dielectric insert with a bore passing through it housing a terminal pin that conveys electrical signals between the center conductor of the first section and the center conductor of the second section. | 2011-10-06 |
20110241699 | DETECTING APPARATUS AND IMAGING APPARATUS - A detection apparatus and an imaging apparatus are capable of accurately conducting non-destructive observation of a target by using an incoherent electromagnetic wave. The detection apparatus has a generating section, a first coupler section, a delaying section, a second coupler section and a signal processing section. The generating section | 2011-10-06 |
20110241700 | CAPACITATIVE SENSOR DEVICE - A capacitive sensor device is provided, especially for determining a rotational frequency of a rotary body, for example of a washing drum and for detecting the amount and/or of the humidity grade of a laundry situated in the washing drum. | 2011-10-06 |
20110241701 | ELECTROMAGNETIC WAVE INFORMATION DETECTION APPARATUS AND ELECTROMAGNETIC WAVE INFORMATION DETECTION METHOD - Disclosed is an electromagnetic wave information detection apparatus, including a photoelectric converter including first and second electrode layers; a charge generation layer that generates positive and negative charges by irradiation of an electromagnetic wave; and a charge transport layer; an electric potential imparting unit that imparts electric potentials to the first and second electrode layers; a detection unit; and a control unit controlling the electric potential imparting unit and the detection unit such that the electric potentials of the first and second electrode layers are equalized during a predetermined period of time between a process of imparting detection electric potentials to the first and second electrode layers to detect information carried by an electromagnetic wave of a previous irradiation and a process of imparting the detection electric potentials to the first and second electrode layers to detect information carried by an electromagnetic wave of a subsequent irradiation. | 2011-10-06 |
20110241702 | MEMS-Based Resonant Tunneling Devices and Arrays of Such Devices For Electric Field Sensing - A sensor assembly for electric field sensing is provided. The sensor assembly may include an array of Micro-Electro-Mechanical System (MEMS)-based resonant tunneling devices. A resonant tunneling device may be configured to generate a resonant tunneling signal in response to the electric field. The resonant tunneling device may include at least one electron state definer responsive to changes in at least one respective controllable characteristic of the electron state definer. The changes in the controllable characteristic are configured to affect the tunneling signal. An excitation device may be coupled to the resonant tunneling device to effect at least one of the changes in the controllable characteristic affecting the tunneling signal. A controller may be coupled to the resonant tunneling device and the excitation device to control the changes of the controllable characteristic in accordance with an automated control strategy configured to reduce an effect of noise on a measurement of the electric field. | 2011-10-06 |
20110241703 | VARIABLE CAPACITOR AND POSITION INDICATOR - A variable capacitor is disclosed, including: a dielectric having a first surface and a second surface opposing the first surface; a first electrode disposed on the first surface of the dielectric; a second electrode disposed to face the second surface of the dielectric; and a pressing member configured to cause the second electrode and the dielectric to contact each other when a pressing force is applied thereto (e.g., when a pen-shaped position indicator including the variable capacitor is pressed against a tablet). In the variable capacitor, the second electrode includes at least one electrode piece having an abutting central portion, against which the pressing member transmits a pressing force applied thereto, and an extension portion that radially extends from the abutting central portion toward a circumferential portion of the dielectric. A contact area between the dielectric and the second electrode is changed in accordance with a pressing force applied to the pressing member, to thereby change a capacitance of the variable capacitor. | 2011-10-06 |
20110241704 | STRUCTURAL HEALTH MONITORING SYSTEM AND METHOD USING SOFT CAPACITIVE SENSING MATERIALS - A structural health monitoring system is provided to diagnose and localize crack damage on structural elements. The system uses one or more capacitive sensor assemblies that employ a soft dielectric material. The system can be applied over a large area as a sensing skin, allowing the presence of cracks to be localized. | 2011-10-06 |
20110241705 | Linear sensor - A linear sensor | 2011-10-06 |
20110241706 | NON-CONTACT DETECTION OF SURFACE FLUID DROPLETS - A system for detecting fluid on a substrate is provided. The system includes, but is not limited to, a sensor board, a first capacitive sensor, and a platform upon which the substrate is to be placed. The first capacitive sensor is mounted on the sensor board. The first capacitive sensor has a transmit sensor pad for transmitting a signal, a receive sensor pad for receiving the signal, and an analog-to-digital convertor connected with the receive sensor pad for analyzing the received signal. The platform is a first distance from the transmit and receive sensor pads. | 2011-10-06 |
20110241707 | Method of measuring slider resistance of different types of row bar with a common tester - A method of measuring slider resistance of different types of row bar with a common tester comprises judging the type of the row bar, if the row bar is femto-type row bar, supplying a first voltage to the front pins, and supplying a second voltage that is unequal to the first voltage to the back pins, thereby obtaining resistances of the sliders; if the row bar is shunting-type row bar, supplying a third voltage to the front pins which contact the test pads, and supplying a fourth voltage that is unequal to the third voltage to the front pin that contacts the common test pad, thereby obtaining resistances of the sliders. The present invention can measure two different types of row bar with a same common tester, which can reduce the downtime of machine and the manpower, and prevent the probe card from being damaged without a frequent disassembly and switch. | 2011-10-06 |
20110241708 | APPARATUS FOR PREDETERMINED COMPONENT PLACEMENT TO A TARGET PLATFORM - An apparatus for placement of a component onto a target platform includes a multiple-sensor probe adapted to sense a relative position of one or more reference marks or one or more alignment marks with respect to the multiple-sensor probe. The component includes one or more alignment marks, the target platform includes one or more reference marks, and the multiple-sensor probe includes a multitude of sensors. A first multitude of latches is adapted to record a size of the reference mark, and a relative position of the reference mark with respect to the probe to facilitate alignment of the probe to the reference mark. A second multitude of latches is adapted to record an instantaneous positional relationship between the alignment mark and the aligned probe to facilitate alignment of the component to the aligned probe. The first and second multitude of latches is coupled to the multitude of sensors. | 2011-10-06 |
20110241709 | Apparatus and method for measuring activity of plating solution - Disclosed herein are an apparatus and a method for measuring activity of a plating solution. The apparatus for measuring activity of a plating solution may include: a plating bath containing the plating solution for plating a plating object; a first electrode which is impregnated in the plating solution and has a plated body to measure current that flows in the plating solution and on the surface of the body in accordance with applied signal voltage; a second electrode which is impregnated in the plating solution to induce current from the first electrode or discharge current to the first electrode; a third electrode which controls the signal voltage applied to the first electrode to be constantly maintained; an impedance measurement unit which calculates an impedance value from the current measured in the first electrode; and a processing unit which displays a change of the calculated impedance value depending on a time. | 2011-10-06 |
20110241710 | METHOD FOR CHARACTERIZING DIELECTRIC LOSS TANGENT - A method for characterizing dielectric loss tangent of a dielectric material. The method includes: introducing an incident wave in a mismatched transmission line; measuring a first insertion loss from a first resulting standing wave, at a given frequency; augmenting the mismatched transmission line with the dielectric material; introducing the incident wave in the transmission line augmented with the dielectric material; measuring a second insertion loss from a second resulting standing wave, at the given frequency; and calculating the dielectric loss tangent based on the differences between the first and second measured insertion losses. | 2011-10-06 |
20110241711 | METHOD FOR VERIFYING A TEST SUBSTRATE IN A PROBER UNDER DEFINED THERMAL CONDITIONS - A method and an apparatus for verifying or testing test substrates, i.e. wafers and other electronic semiconductor components, in a prober under defined thermal conditions. Such a verifying apparatus, known to the person skilled in the art as a prober, has a housing having at least two housing sections, in one housing section of which, designated hereinafter as test chamber, the test substrate to be verified is held by a chuck and is set to a defined temperature, and in the other housing section of which, designated hereinafter as probe chamber, probes are held. For verification purposes, the test substrate and the probes are positioned relative to one another by means of at least one positioning device and the probes subsequently make contact with the test substrate. | 2011-10-06 |
20110241712 | MEASURING SYSTEM FOR DETERMINING SCATTER PARAMETERS - A measuring system for determining scatter parameters of an electrical measurement object on a substrate, having a measuring machine having at least one measuring channel and at least one measuring probe electrically connected to at least one measuring channel and designed for non-contacting or contacting connection to an electrical signal line of the electrical measurement in the electronic circuit. A first positioning device is provided for at least one measuring probe, wherein at least one sensor detects a position of at least one measuring probe and outputs a position signal. | 2011-10-06 |
20110241713 | TEST STRUCTURE ACTIVATED BY PROBE NEEDLE - A test structure ( | 2011-10-06 |
20110241714 | RESISTIVE PROBING TIP SYSTEM FOR LOGIC ANALYZER PROBING SYSTEM - The resistive probing tip system has one or more carriers and one or more electrical contact assemblies. Each carrier has opposing surfaces with a plurality of resistors engaging the carrier. Each of the plurality of resistors has opposing electrical contacts that are exposed at respective opposing surfaces of the carrier. Each electrical contact assembly has opposing surfaces with electrical contacts exposed at the opposing surfaces with each electrical contact exposed on one surface coupled to a corresponding electrical contact on the other opposing surface. The carrier(s) and the electrical contact assembly(s) selectively mate to and mate from one another with the electrical contacts exposed at the opposing surfaces the carrier(s) and the electrical contact assembly(s) contacting one another. The carrier(s) and/or the electrical contact assembly(s) may be selectively secured to either of a circuit board or a probe head. | 2011-10-06 |
20110241715 | High Frequency Vertical Spring Probe - A high frequency vertical spring probe is provided in the present invention. The probe includes an unclosed ring structure having a gap disposed therein to provide an elastic property for vertical deformation. At least a first contacting component and a second contacting component are disposed on the ring structure of the probe to provide electrical connection of an external component when the probe is compressed. The first contacting component is located near two terminals of the ring structure adjacent to the gap and the second contacting component is disposed vertically corresponding to the first contacting component. The probe can serve as the electrical connection between two components or can be installed in the probe card to provide chip testing with high-frequency, high-speed and good-contacting environment. | 2011-10-06 |
20110241716 | TEST HEAD AND SEMICONDUCTOR WAFER TEST APPARATUS COMPRISING SAME - [Object] Providing a test head capable of suppressing a probe card from bending. | 2011-10-06 |
20110241717 | CONNECTING DEVICE - A connecting device for connecting pins of a DIP chip to a test device comprises two each of half frames, columns of testing pins, connecting screws, fixing screws, and four holding plates. The two columns of testing pins are arranged respectively on the two half frames parallel to the lengthways direction of the half frame. The distance between two adjacent testing pins in the same column is equal to that between the two adjacent pins in the same column of the DIP chip. The two connecting screws screw into the half frames perpendicular to the lengthways direction of the half frame. Two of the holding plates extend down from each of the half frames and are aligned with short sides of the corresponding half frame. The fixing screws fix the two holding plates on the same half frame along a direction parallel to the lengthways direction of the half frame. | 2011-10-06 |
20110241718 | Test Plate for Electronic Component Handler - Test plates with improved test pockets are described herein. One embodiment is a circular test plate comprising a plurality of test pockets, each test pocket being a quadrilateral hole in the test plate, and each quadrilateral hole having four sides and four corners located at the intersections of the sides. Each of the four corners comprises at least one corner having a corner relief that extends from and intersects each of the at least one corner's two intersecting sides, and any remaining corners not having a corner relief. The test plate can be incorporated into a component handler. | 2011-10-06 |
20110241719 | SOLAR CELL MEASUREMENT SYSTEM AND SOLAR SIMULATOR - A measurement system having a light source, a holding device, and a measurement device. The light source includes a plurality of light emitting diodes (LEDs) configured to generate light beams with different wavelengths, and the emission spectrum of the light source complies with a predetermined standard. The holding device is configured to hold an object under test. The measurement device is configured to measure the electrical properties of the object under test after the object under test is illuminated by the light source. | 2011-10-06 |
20110241720 | DC TEST POINT FOR LOCATING DEFECTIVE PV MODULES IN A PV SYSTEM - A method and an apparatus for carrying out the method are proposed for identifying defective photovoltaic modules. Two clamp-on ammeters are provided which are connected to a test data acquisition unit for simultaneous measurement of two DC currents. The position of the clamp-on ammeters at the time of the measurement is determined with a position registration means, and measured data and position data are transmitted via an antenna to a data processing center or recorded in a data memory element for further processing. | 2011-10-06 |
20110241721 | SWITCHING APPARATUS FOR ELECTRICAL CONTACT TESTING - The invention relates to a switching apparatus ( | 2011-10-06 |
20110241722 | CURRENT DETECTOR - Provided is a current detector which can accurately determine whether or not a transmission current is abnormal in the TDMA system. The sampling is performed on two frames in a regular manner. It is determined that the transmission current (I) is abnormal when the transmission current (I) is detected in all of the 16 slots within the two frames. If it is determined that the transmission current (I) is normal when the transmission current (I) is not detected in anyone of slots. Further, the determination result is decided when the error determination results coincide for N consecutive times. This makes it possible to accurately determine the presence/absence of an abnormality of a transmitting current in the TDMA system. | 2011-10-06 |
20110241723 | METHOD FOR MONITORING A CONTROLLER OF A THREE-PHASE ELECTRIC MOTOR AND/OR THE ELECTRIC MOTOR - A method for monitoring a controller for controlling and/or monitoring a three-phase electric motor, in particular an asynchronous or synchronous motor, wherein two phase currents are measured and an error signal is generated if at least one of the two measured phase currents is essentially zero. An error signal is also generated if none of the two measured phase currents is essentially zero, but a sum formed of the two measured phase currents is essentially zero. | 2011-10-06 |
20110241724 | Semiconductor device, and failure detection system and failure detection method of data hold circuit - A semiconductor device according to a first aspect of the present invention includes: a first circuit that outputs a first output value having a majority of output values received from N (N is three or more odd numbers) pieces of data hold circuits receiving a same input value; and a second circuit that outputs a second output value which is less than the majority of output values received from the N pieces of the data hold circuits. | 2011-10-06 |
20110241725 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - When an operation of a specified one of monitor circuits is defective or any of elements forming a ring oscillator in each of the monitor circuits has characteristic abnormality, if voltage control is performed based on a result from the monitor operating at a lowest speed, a required voltage may be overestimated. This results in an increase in power consumption, and also causes an accuracy reduction when the average value of detection results from the multiple monitors is calculated. The multiple monitor circuits are provided. Of the detection results therefrom, any detection result falling outside a predetermined range is ignored, and the average value of the remaining monitor results is used as a final monitor detection value. | 2011-10-06 |
20110241726 | ON-DIE TERMINATION CIRCUIT - An on-die termination circuit includes a reference period signal generation circuit that generates a reference period signal according to a level of a reference voltage, a first period signal generation circuit that generates a first period signal according to a voltage level of a pad, a period comparison circuit that compares a period of the first period signal with a period of the reference period signal and count a plurality of driving signals, and a driver circuit that drives the pad in response to the plurality of driving signals. | 2011-10-06 |
20110241727 | DYNAMIC ON-DIE TERMINATION SELECTION - In an integrated circuit device having dynamically selected on-die termination, a set of data inputs are coupled respectively to a set of termination circuits, each termination circuit having multiple controllable termination impedance configurations. A termination control signal input is provided to receive an indication that the integrated circuit device is to apply one of the controllable termination impedance configurations at each of the data inputs, and a logic circuit applies one of a first and a second of the controllable termination impedance configurations at the data inputs based on the indication received at the termination control signal input and an internal state of the memory device, such that during a first internal state corresponding to the reception of write data on the data inputs, the first of the controllable termination impedance configurations is applied at each of the data inputs, and during a second internal state following the first internal state, the second of the controllable termination impedance configurations is applied at each of the data inputs. | 2011-10-06 |
20110241728 | CONTROLLABLE STORAGE ELEMENTS FOR AN IC - An integrated circuit (‘IC’) that includes a configurable routing fabric with controllable storage elements is described. The routing fabric provides a communication pathway that routes signals to and from source and destination components. The routing fabric may provide the ability to selectively store the signals passing through the routing fabric within the storage elements of the routing fabric. In this manner, a source or destination component may continually perform operations (e.g., computational or routing) irrespective of whether a previous signal from or to such a component is stored within the routing fabric. The source and destination components include configurable logic circuits, configurable interconnect circuits, and various other circuits that receive or a distribute signals throughout the IC. | 2011-10-06 |
20110241729 | Inverter circuit and display - An inverter circuit includes: first to third transistors; and first and second capacity elements. The first transistor makes/breaks connection between an output terminal and a first voltage line in response to potential difference between an input terminal and the first voltage line or its correspondent. The second transistor makes/breaks connection between a second voltage line and the output terminal in response to potential difference between a gate of the second transistor and the output terminal or its correspondent. The third transistor makes/breaks connection between a gate of the second transistor and a third voltage line in response to potential difference between the input terminal and the third voltage line or its correspondent. The first and second capacity elements are inserted in series between the input terminal and the gate of the second transistor. A junction between the first and second capacity elements is connected to the output terminal. | 2011-10-06 |
20110241730 | Inverter circuit and display - An inverter circuit includes: first to third transistors; and first and second capacity elements. The first transistor makes/breaks connection between an output terminal and a first voltage line in response to potential difference between an input terminal and the first voltage line or its correspondent. The second transistor makes/breaks connection between a second voltage line and the output terminal in response to potential difference between a gate of the second transistor and the output terminal or its correspondent. The third transistor makes/breaks connection between a gate of the second transistor and a third voltage line in response to potential difference between the input terminal and the third voltage line or its correspondent. The first and second capacity elements are inserted in series between the input terminal and the gate of the second transistor. A junction between the first and second capacity elements is connected to the output terminal. | 2011-10-06 |
20110241731 | Electro Static Discharge Clamping Device - Electrostatic discharge clamp devices are described. In one embodiment, the semiconductor device includes a first transistor, the first transistor including a first source/drain and a second source/drain, the first source/drain coupled to a first potential node, the second source/drain coupled to a second potential node. The device further includes a OR logic block, a first input of the OR logic block coupled to the first potential node through a capacitor, the first input of the OR logic block being coupled to the second potential node through a resistor, and a second input of the OR logic block coupled to a substrate pickup node of the first transistor. | 2011-10-06 |
20110241732 | LOW VOLTAGE SELF CALIBRATED CMOS PEAK DETECTOR - The present invention relates to a low-voltage self-calibrated peak detector ( | 2011-10-06 |
20110241733 | MULTI-CHIP PACKAGE INCLUDING OUTPUT ENABLE SIGNAL GENERATION CIRCUIT AND DATA OUTPUT CONTROL METHOD THEREOF - An output enable signal generation circuit includes a latency decoder, a latch unit, a latency multiplexer, and an enable setting unit. The latency decoder is configured to decode a mode register set code and generate first and second CAS latency information. The latch unit is configured to output the latched first and second latency information as first and second latency signals. The latency multiplexer is configured to output the first or second latency signal as an output CAS latency signal in response to a chip select signal. The enable setting unit is configured to set an enable timing of an output enable signal. | 2011-10-06 |
20110241734 | COUPLING TOLERANT PRECISION CURRENT REFERENCE WITH HIGH PSRR - Embodiments of the present invention are related to circuits and methods for generating a reference current (Idc). In an embodiment, a voltage-to-current converter circuit is used to generate the reference current (Idc) in dependence on a reference voltage (Vref) and a precision resistor (R | 2011-10-06 |
20110241735 | DRIVING CIRCUIT AND DRIVING METHOD FOR CURRENT-DRIVEN DEVICE - A driving circuit and a driving method for drive a current-driven device having a first terminal and a second terminal are provided. The first terminal is coupled to a first power source potential. The driving circuit includes a switching module, a first capacitor and a second capacitor. The switch module is coupled to a data line, the second terminal and a second voltage source and further is for determining whether to allow a current to flow through the current-driven device. A first end and a second end of the first capacitor are respectively coupled to different nodes in the switch module. The first end of the first capacitor receives a potential on the data line in a particular time period. A first end and a second end of the second capacitor are respectively coupled to the second end of the first capacitor and a second power source potential. | 2011-10-06 |
20110241736 | INPUT BUFFER - An input buffer includes a first amplification block, a second amplification block, and a buffer block. The first amplification block is configured to be driven by an external voltage, to differentially amplify an input signal and a reference voltage in response to a bias voltage, and to subsequently generate first and second differential signals. The second amplification block is configured to be driven by an internal voltage, to differentially amplify the first and second differential signals, and to generate an output signal. The buffer block is configured to be driven by the internal voltage, to buffer the output signal, and to output an inverted output signal. | 2011-10-06 |
20110241737 | POWER SUPPLY CIRCUIT FOR CPU - A power supply circuit is configured for supplying power to a central processing unit (CPU). The power supply circuit includes a pulse-width modulation (PWM) controller, a driving integrated circuit (IC), a first transistor, a second transistor, and a voltage regulator. The PWM controller is capable of outputting a PWM signal to regulate a voltage supplied to the CPU. The driving IC is connected to the PWM controller and capable of outputting a first driving signal and a second driving signal according to the PWM signal. The first transistor is connected to the driving IC and controlled by the first driving signal. The second transistor is connected to the driving IC and controlled by the second driving signal. The voltage regulator is capable of regulating a voltage of a power source to an optimized voltage and supplies the driving IC with the optimized voltage. | 2011-10-06 |
20110241738 | SWITCHING DEVICE DRIVING UNIT AND SEMICONDUCTOR APPARATUS - In order to provide a switching device driving unit that, even in a case where a threshold voltage of a switching device is varied, can suppress variations in switching speed, and prevent a power loss caused by an unnecessary gate current in a constant ON operation state of the switching device, so that a desired slew rate can be easily set, a control current source circuit sets to different values based on a first input driving signal, in a driving current to be source-outputted to a gate or a base of the switching device, a current in a stage of an initial ON operation of a switching operation of the switching device and a current in a stage after completion of the switching operation. | 2011-10-06 |
20110241739 | ELECTRONIC CIRCUIT - A circuit includes: a first line to which input and output signal terminals are connected; a first transistor having a first terminal connected to the first line, a second terminal connected to a ground potential, and a control terminal supplied with a first oscillation signal, the first transistor outputting the first signal and its harmonic component; a second transistor having a first terminal connected to the first line, a second terminal connected to the ground potential, and a control terminal supplied with a second oscillation signal, the second transistor outputting the second signal and its harmonic component; a first harmonic generator connected to the control terminal of the first transistor and generates a harmonic component including the harmonic component by the first transistor; and a second harmonic generator connected to the control terminal of the second transistor and generates a harmonic component including the harmonic component by the second transistor. | 2011-10-06 |
20110241740 | DEVICE, DEVICE BASE, AND SYSTEM FOR DATA SENDING AND RECEIVING PROCESSING - A system and method for data sending and receiving processing using a secondary data transmit channel is disclosed. The system comprises a device and a device base in which a secondary data transmit channel on the device is enabled when the device is coupled to the device base and receives a triggering signal from the device base. The system implements a 2T2R RF design in which the use of an additional data transmit channel increases the uplink transmit gain and coverage and reduces the deployment costs of base stations. | 2011-10-06 |
20110241741 | SYSTEM AND METHOD TO CONTROL A POWER ON RESET SIGNAL - A system and method to control a power on reset signal is disclosed. In a particular embodiment, a power on reset circuit includes a first linear feedback shift register and a second linear feedback shift register. The first linear feedback shift register is configured to operate at least partially in parallel with the second linear feedback shift register. | 2011-10-06 |
20110241742 | DATA OUTPUT CONTROL CIRCUIT - A data output control circuit includes a DLL circuit and a delay detection unit. The DLL circuit is configured to generate a second internal clock by delaying a first internal clock generated from an external clock, compare a phase of the first internal clock with a phase of the second internal clock, and generate a DLL clock. The delay detection unit is configured to generate a sense signal whose logic level is changed according to a comparison result of a set time interval and a delay time interval during which the first internal clock is delayed in order to generate the second internal clock. | 2011-10-06 |
20110241743 | APPARATUS AND METHOD FOR SYNCHRONIZING TIMING CLOCK BETWEEN TRANSMISSION SIGNAL AND RECEPTION SIGNAL - Provided are an apparatus and method for synchronizing a timing clock between a transmission signal and a reception signal. The apparatus for synchronizing a timing clock includes a timing restorer configured to restore a timing clock based on a digital input data; and a timing clock synchronizer configured to synchronize the timing clock based on timing information and a timing restoration signal restored in the timing restorer. | 2011-10-06 |
20110241744 | LATCH-BASED IMPLEMENTATION OF A REGISTER FILE FOR A MULTI-THREADED PROCESSOR - A processor register file for a multi-threaded processor is described. The processore register file includes, in one embodiment, T threads, having N b-bit wide registers. Each of the registers includes a b-bit master latch, T b-bit slave latches connected to the master latch, and a slave latch write enable connected to the slave latches. The master latch is not opened at the same time as the slave latches. In addition, only one of the slave latches is enabled at any given time. As should be apparent to those skilled in the art, T, N, and b are all integers. Other embodiments and variations are also provided. | 2011-10-06 |
20110241745 | FLIP-FLOP CIRCUIT AND LEAKAGE CURRENT SUPPRESSION CIRCUIT UTILIZED IN A FLIP-FLOP CIRCUIT - A flip-flop circuit includes a D flip-flop and a leakage current suppression circuit. The D flip-flop receives an input signal and a clock signal, and outputs a voltage of the input signal at a rising or falling edge of the clock signal as an output signal. The leakage current suppression circuit detects an output error caused by the leakage current flowing through at least a floating node of the D flip-flop and compensates for the leakage current to correct the output error. The leakage current suppression circuit includes a detection circuit and a compensation circuit. The detection circuit receives the output signal and clock signal and detects whether the output error has occurred to generate a detection result. The compensation circuit compensates for the leakage current according to the detection result to correct the output error. | 2011-10-06 |
20110241746 | LOW POWER SMALL AREA STATIC PHASE INTERPOLATOR WITH GOOD LINEARITY - A static phase interpolator includes first and second plurality of inverters coupled in parallel between an output node and first and second input nodes for receiving first and second clock signals, and first and second plurality of switch elements coupled to the first and second plurality of inverters for selectively turning on individual ones of the inverters in response to a phase control signal. An inverter is coupled the output node. The interpolator may include a slew rate controller coupled to the first and second input nodes. Also, each inverter of the interpolator may include a PMOS transistor in series with an NMOS transistor and have a respective one of the switch elements disposed between the PMOS and NMOS transistors. | 2011-10-06 |