10th week of 2014 patent applcation highlights part 28 |
Patent application number | Title | Published |
20140062432 | POWER SUPPLY APPARATUS - According to one embodiment, the voltage divider circuit divides the output voltage, and generates a feedback voltage. The output voltage switching transistor has one end connected to a feedback voltage side, and operates based on an output voltage switching signal. The first condenser has one end connected to the one end of the output voltage switching transistor, and the other end connected to a control terminal of the output voltage switching transistor. | 2014-03-06 |
20140062433 | MULTIPHASE SWITCHING CONVERTERS OPERATING OVER WIDE LOAD RANGES - A system includes a multi-phase switching converter and a converter control module. The multi-phase switching converter receives an input voltage and that supplies an output voltage to a load via a plurality of phases. Each phase includes a plurality of switches, an on-time generator module that determines an on-time of the switches, and a switch control module that controls a switching frequency of the switches based on the on-time and a clock signal, and an inductance that connects the switches to the load. The converter control module varies the switching frequency without varying the on-time or varies the on-time without varying the switching frequency when current through the load varies. | 2014-03-06 |
20140062434 | SWITCH MODE POWER SUPPLY, CONTROL CIRCUIT AND ASSOCIATED CONTROL METHOD - A switch mode power supply having an output terminal configured to provide an output voltage which is regulated to an output target, the switch mode power supply has a first switch and a control circuit. When the output voltage increases to a first threshold voltage, the control circuit is configured to turn OFF the first switch until a time period expires. | 2014-03-06 |
20140062435 | CHARGING CONTROL CIRCUIT - The present invention discloses a charge control circuit for supplying power from an external power source to a first common node and charging a second common node from the first common node. A regulator circuit is coupled between the external power source and the first common node, and a transistor is coupled between the first common node and the second common node. The present invention detects an operation parameter of the transistor and controls an internal voltage source to generate a non-predetermined voltage difference accordingly. When the sum of the voltage at the second common node and the non-predetermined voltage is equal to or higher than the reference voltage, the voltage at the first common node is regulated to a level higher than the voltage at the second common node, and the transistor is in an optimum conductive state. | 2014-03-06 |
20140062436 | VOLTAGE REGULATOR - In various embodiments a voltage regulating circuit is provided which may include a control transistor at least partially formed in an n-type substrate, and a regulating circuit including a regulating output coupled to a control region of the control transistor, wherein the regulating circuit includes at least one transistor which is formed at least one of on and in the n-type substrate. | 2014-03-06 |
20140062437 | Power Supply Module - A power supply module is disclosed. The power supply module includes: a coil including a coil body and connecting ends; electronic components including at least an integrated circuit chip; a magnetic core which encloses the coil body, wherein at least one side of the magnetic core has a cavity provided therein, and the at least one electronic component is positioned in the cavity; a connector, which abuts against the side of the magnetic core having the cavity therein, covers the surface of the side, and is electronically connected to the coil and the electronic components. The power supply module is able to reduce the damage to the integrated circuit chip, decrease electromagnetic interferences and achieve an excellent cooling effect. | 2014-03-06 |
20140062438 | LOAD DRIVING APPARATUS AND CONTROLLING METHOD THEREFOR - There is provided a load driving apparatus including: a power converter circuit configured to convert electric power into direct current power; an output electric current detecting circuit configured to detect an output current flowing in the load; and a control circuit section configured to switch ON/OFF-operations of the load depending on an operation instruction information, to perform constant current control during a period of the ON-operation of the load, to output a first pulse signal to the power converter circuit when starting the constant current control, ON-duty of the first pulse signal being substantially same as that during a period of a most recent operation of the load performed immediately before, to perform constant voltage control during a period of the OFF-operation of the load based on an output voltage applied to the load, and to output a second pulse signal to the power converter circuit. | 2014-03-06 |
20140062439 | SWITCHING POWER SUPPLY - A switching power supply comprises a noise detecting circuit and a canceling signal generating circuit. The noise detecting circuit detects GND bounce noise developing on a ground line of the control circuit accompanying switching operation of a switching element. The canceling signal generating circuit generates a canceling signal corresponding to the GND bounce noise and in a reversed phase, and adds the canceling signal to the ground line when the noise detecting circuit detects the GND bounce noise. In an embodiment, the canceling signal generating circuit generates a canceling signal based on the current flowing through the switching element. In another embodiment, the canceling signal generating circuit generates a canceling signal of a pulse signal with a pulse height equal to a threshold level for detection determination of the GND bounce noise in the noise detecting circuit. | 2014-03-06 |
20140062440 | Sensorless Current Sense for Regulating Inductor Current in a Buck Converter - A device and method for sensing an inductor current in an inductor is provided that generates a voltage signal proportionate to the inductor current if the inductor is connected to a positive supply and simulates the inductor current if the inductor is not connected to the positive supply. The voltage signal may be generated by sampling an input voltage from the inductor onto a capacitor if the inductor is connected to the positive supply. The inductor current may be simulated by generating a simulation current and pushing the simulation current onto the capacitor. | 2014-03-06 |
20140062441 | Digitally Controlled AC Protection and Attenuation Circuit - A protection and attenuation circuit for sensitive AC loads is described. The circuit provides AC power protection and attenuation utilizing high-efficiency switch-mode techniques to attenuate an AC power signal by incorporating a bidirectional, transistorized switch driven from a pulse width modulation signal, PWM. The circuit monitors characteristics of the AC power signal driving a known load and characteristics of the load or other elements and determines the duty cycle of the pulse width modulated signal, PWM, based upon the duration and amplitude of the over-voltage, over-current, over-limit or other event. | 2014-03-06 |
20140062442 | FULLY INTEGRATED VOLTAGE REGULATOR USING OPEN LOOP DIGITAL CONTROL FOR OPTIMUM POWER STEPPING AND SLEW RATE - Methods and systems are disclosed for an integrated voltage regulator with open loop digital control for power stepping. In one aspect, a method for regulating an output voltage includes receiving data indicative of a power setting associated with an identified state of an electrical circuit, the power setting based on a load current demand of the electrical circuit in the identified state, enabling one or more parallel driver segments based on the received data indicative of the power setting. The method further includes sourcing by the enabled one or more parallel driver segments sufficient current to meet the load current demand of the electrical circuit in the identified state while maintaining the output voltage at a predetermined voltage level, and providing the output voltage to the electrical circuit at the predetermined voltage level. | 2014-03-06 |
20140062443 | DC-DC CONVERTER AND CONTROL METHOD THEREOF - A DC-DC converter and a method of controlling an inductor-based switching-mode DC-DC converter in a discontinuous conduction mode are disclosed. In one aspect the method includes providing a DC-DC converter having a first and second switching elements, and, in each conversion cycle, first, turning on a first switching element, while maintaining a second switching element in off state, thereby increasing the current through an inductor. The method also includes detecting when a voltage signal at one connection node of the inductor reaches a first threshold value for the first time after the start of the conversion cycle, and turning on the second switching element, while maintaining the first switching element in off state, thereby decreasing the inductor current. | 2014-03-06 |
20140062444 | BOUNDARY CONDUCTION MODE SWITCHING REGULATOR AND DRIVER CIRCUIT AND CONTROL METHOD THEREOF - A boundary conduction mode (BCM) switching regulator controls a power stage to convert an input voltage to an output voltage or output current. The BCM switching regulator detects whether it is operating in continuous conduction mode (CCM) or discontinuous conduction mode (DCM), and adjusts the On-time, Off-time, or frequency of the power stage accordingly, so that the switching regulator operates in or near BCM. | 2014-03-06 |
20140062445 | VOLTAGE GENERATION CIRCUIT - A voltage generation circuit includes a plurality of voltage generation units each configured to include an internal voltage with a reference voltage, generate a detection signal based on a comparison result between the internal voltage and the reference voltage, and adjust the level of the internal voltage in response to an oscillation signal, a control unit configured to generate an oscillation control signal in response to the detection signals, an oscillator configured to generate the oscillation signal in response to the oscillation control signal, and a selective output unit configured to selectively supply the oscillation signal to one or more of the plurality of voltage generation units in response to the detection signals. | 2014-03-06 |
20140062446 | Bridge Magnetic Devices And Associated Systems And Methods - An electrical assembly includes a substrate, a bridge magnetic device disposed on an outer surface of the substrate, and at least one electrical component. The bridge magnetic device includes (1) a magnetic core disposed over and offset from a first portion of the outer surface of the substrate, (2) N windings wound around at least a portion of the magnetic core and electrically coupled to conductors of the substrate, where N is an integer greater than zero, and (3) a ground return conductor disposed on an outer surface of the magnetic core facing the first portion of the outer surface of the substrate. The at least one electrical component is disposed on the first portion of the outer surface of the substrate. | 2014-03-06 |
20140062447 | TIMING CONTROL CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - A timing control circuit for an electronic device is disclosed. The timing control circuit includes a first power supply voltage input, a second power supply voltage input, a third power supply voltage input, a first output, a second output, a switch circuit and a control circuit. The control circuit is connected with the switch circuit and configured to turn the switch circuit on/off. The switch circuit is connected between the first power supply voltage input and the first output and responds to the control circuit to delay, by means of adjustable (different capacitance values) capacitors, the power connections when the electronic device is turned on but to immediately disconnect the power connections when the electronic device is shut down, thereby controlling the sequence of power applications and avoiding the need for expensive chips or circuits. | 2014-03-06 |
20140062448 | VOLTAGE LEVEL CONVERTING CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - A circuit for an electronic device translates logic-low and logic-high voltage levels into other voltage levels suitable for digital intercommunication between the host electronic device and external devices, and between different external devices. The circuit comprises a power supply, a processing module, a communicating module, and a voltage converting module. The power supply provides a first voltage, a second voltage, and a pulse voltage with a predetermined duty cycle. The voltage level converting module converts incoming or outgoing logic voltage levels between a first mode and a second or more modes. | 2014-03-06 |
20140062449 | SWITCHING MODE CONVERTER AND METHOD FOR CONTROLLING THEREOF - Disclosed herein are a switching mode converter and a method for controlling thereof. The switching mode converter includes a switching element, a bootstrap capacitor, and a control unit. The switching element is connected between one side of a first semiconductor device, another side of the first semiconductor device is connected to a ground, and an input power. The bootstrap capacitor is configured such that one side of the bootstrap capacitor is connected to the one side of the first semiconductor device. The control unit controls the output current or output voltage of a common charge pump provided to the switching element and the bootstrap capacitor in order to control the charging state of the bootstrap capacitor and the gate voltage of the switching element. | 2014-03-06 |
20140062450 | CAPACITIVE LOAD DRIVE CIRCUIT, LIQUID EJECTION PRINTING APPARATUS, LIQUID EJECTION DEVICE, FLUID TRANSPORTATION DEVICE, AND MEDICAL INSTRUMENT - A capacitive load drive circuit includes a modulation circuit adapted to pulse-modulate a drive waveform signal to thereby generate a modulation signal, two switching elements (transistors) constituting a push-pull circuit and adapted to generate a power-amplified modulation signal, a low-side driver and a high-side driver adapted to switch ON/OFF of the respective switching elements, a bootstrap circuit, a power supply adapted to supply the low-side driver and the high-side driver with a predetermined electrical potential, and a first resistor disposed in a supply channel from the power supply to the bootstrap circuit. | 2014-03-06 |
20140062451 | BANDGAP REFERENCE CIRCUIT WITH STARTUP CIRCUIT AND METHOD OF OPERATION - A band gap reference circuit including a band gap reference generator having an output for providing a reference voltage and a startup circuit for controlling current provided to the band gap reference generator when activated. The startup circuit includes a turnoff circuit having an output to deactivate the startup circuit to not control current to the band gap reference generator based on a voltage of the output of the band gap reference generator. The turnoff circuit includes an inverter having a first transistor of a first conductivity type in series with a second transistor of a second conductivity type opposite the first conductivity type. The startup circuit includes a body bias circuit connected to a body of the first transistor to provide a voltage differential between the body of the first transistor and a source terminal of the first transistor. | 2014-03-06 |
20140062452 | VOLTAGE TRIMMING CIRCUIT AND METHOD OF SEMICONDUCTOR APPARATUS - A voltage trimming circuit of a semiconductor apparatus includes: a first voltage trimming unit configured to trim a first reference voltage having a first characteristic with respect to temperature based on a first trimming signal, and generate a first trimming reference voltage; a second voltage trimming unit configured to trim a second reference voltage having a second characteristic with respect to the temperature based on a second trimming signal, and generate a second trimming reference voltage; and an adjusting unit configured to trim a voltage formed from a potential difference between the first and second trimming reference voltages based on a select signal, and generate a final trimming reference voltage. | 2014-03-06 |
20140062453 | POWER CONTROL METHOD AND APPARATUS - A power control method includes: detecting a first value of power required for a terminal; detecting a second value of power supplied from a power supply device; comparing the first value with the second value; and controlling power supplied from the power supply device to the terminal according to a result of the comparison. | 2014-03-06 |
20140062454 | NANOSENSORS INCLUDING GRAPHENE AND METHODS OF MANUFACTURING THE SAME - Nanosensors including graphene and methods of manufacturing the same. A nanosensor includes a first insulating layer in which a first nanopore is formed; a graphene layer that is disposed on the first insulating layer and having a second nanopore or a nanogap formed therein adjacent to the first nanopore; and a marker element that is disposed adjacent to the graphene layer and identifies a position of the graphene layer. | 2014-03-06 |
20140062455 | MEASUREMENT APPARATUS AND MEASUREMENT METHOD - To accurately measure a frequency characteristic of a waveform generating apparatus, provided is a measurement apparatus that measures a frequency characteristic of a waveform generating apparatus generating a signal having a waveform corresponding to waveform data, comprising a control section that causes a plurality of sine wave signals having different frequencies to be sequentially output from the waveform generating apparatus; a measuring section that measures each of the sine wave signals output from the waveform generating apparatus; and a calculating section that calculates a frequency characteristic of the waveform generating apparatus based on the measurement results of the measuring section. The control section causes trigger signals to be output from the waveform generating apparatus and causes the sine wave signals to be output in synchronization with the trigger signals, and the measuring section measures a phase of each sine wave signal with the corresponding trigger signal as a reference. | 2014-03-06 |
20140062456 | IDENTIFYING MULTI-PHASE DEVICES IN A TIME TRACE DISAGGREGATION PROCESS - A method of identifying multi-phase devices in a time trace disaggregation process can include detecting a multi-phase transition, identifying multi-phase devices based on the detecting, and processing the multi-phase devices separate from single-phase devices. The method can also include initializing a multi-phase array and, for each of a plurality of supply legs, determining whether a qualified transition exists. If so, the method can further include determining whether there is a pending multi-phase transition. If so, the method can further include determining whether the pending multi-phase transition is positive. If so, the method can further include creating a multi-phase instance. The method can also include storing the multi-phase instance in the multi-phase array. | 2014-03-06 |
20140062457 | THREE-PHASE AC PHASE SEQUENCE DETECTING METHOD AND APPARATUS - The disclosure provides a three-phase AC phase sequence detecting method, including the steps of: 1) sampling instant values of three-phase AC electrical signal in real-time; 2) converting said instant values into electrical signal components in a two-phase still coordinate system in manner of coordinate conversion; 3) performing an arc tangent calculation on the electrical signal components to obtain a output signal value; 4) executing step 1) to step 3) one or more times, so as to obtain one or more output signal values; 5) the output signal values obtained from step 3) and the one or more output signal values obtained from step 4) composing a periodic function, if the periodic function is a increasing function within one minimum positive period, the three-phase AC phase sequence is decided to be positive sequence; otherwise, negative sequence. Three-phase AC phase detecting a detecting apparatus using the above detecting method is also provided. | 2014-03-06 |
20140062458 | SYSTEM AND METHOD OF MONITORING THE WAVEFORM OF THE VOLTAGE OF THE ELECTRICAL GRID - The present invention relates to a system for monitoring the electric network voltage waveform, comprising: switching means ( | 2014-03-06 |
20140062459 | FLEXIBLE CURRENT AND VOLTAGE SENSOR - A flexible current and voltage sensor provides ease of installation of a current sensor, and optionally a voltage sensor in application such as AC branch circuit wire measurements, which may require installation in dense wiring conditions and/or in live panels where insulating gloves must be worn. The sensor includes at least one flexible ferromagnetic strip that is affixed to a current sensing device at a first end. The second end is secured to the other side of the current sensing device or to another flexible ferromagnetic strip extending from the other side of the current sensing device to form a loop providing a closed pathway for magnetic flux. A voltage sensor may be provided by metal foil affixed to the inside of the flexible ferromagnetic strip. A clamp body, which can be a spring loaded handle operated clamp or a locking fastener, can secure the ferromagnetic strip around the wire. | 2014-03-06 |
20140062460 | POWER MEASUREMENT CIRCUIT - A system for power measurement in an electronic device includes a sensing unit, an analog-to-digital converter (ADC) and a controller. The sensing unit senses voltage across a power source and modulates a carrier signal based on the sensed voltage. The ADC converts a combination of the modulated carrier signal and audio signals received by the electronic device to generate a digitized combined signal and provides the digitized combined signal to the controller. The controller separates digitized modulated carrier signal and digitized audio signals. The digitized modulated carrier signal is demodulated to generate an output signal that provides a measure of the power consumed by the electronic device. | 2014-03-06 |
20140062461 | LIQUID LEVEL DETECTORS - Liquid level detectors are described. An example liquid level detector includes a housing and an arm extending through the housing. A lever assembly is coupled to the arm and the housing, and movement of the arm causes the lever assembly to open or close a switch via a magnetic field when a liquid reaches a predetermined level. | 2014-03-06 |
20140062462 | Sensor Mounting in an Implantable Blood Pump - Techniques for mounting a sensor are disclosed. In some implementations, a molded interconnect device carries a sensor for transducing a position of a rotor of the implantable blood pump. The molded interconnect device includes one or more integrated electronic circuit traces configured to electrically connect the Hall sensor with a printed circuit board of the implantable blood pump, and the molded interconnect device is configured to be mounted to the printed circuit board. | 2014-03-06 |
20140062463 | Circuits And Methods For Generating A Threshold Signal Used In A Motion Detector - A circuit to detect a movement of an object provides a threshold selection module that uses one or more threshold signals identified prior to a present cycle of magnetic field signal in order to establish a threshold signal used for a present cycle of the magnetic field signal. A method associated with the circuit is also described. | 2014-03-06 |
20140062464 | APPARATUS FOR DETECTING A MAGNETICALLY CONDUCTIVE OBJECT AND POSITION MEASURING SYSTEM FOR MEASURING THE POSITION OF A GUIDE ROD AND ASSOCIATED POSITION MEASURING METHOD - An apparatus for detecting a magnetically conductive object in a detection area has an electrical coil and at least one sensor element. The apparatus is intended to be as free of degradation processes as possible and thus requires little maintenance and is configured and set up with the highest possible degree of redundancy and measurement reliability. For this purpose, the coil is set up to form a magnetic field in the detection area and the sensor element is configured to detect a magnetic field with a field strength, the magnitude of which is greater than a predefined threshold value. The threshold value is set to be higher than the field strength present in the detection area when the magnetically conductive object is absent and lower than the field strength present therein when the object is present. | 2014-03-06 |
20140062465 | ROTATION DETECTING DEVICE - A rotation detecting device includes rotation detecting device includes a first supporting member and a second supporting member disposed around an axial line. The rotation detecting device further includes a pair of magnetic field generating portions for generating a magnetic field in a region between the first supporting member and the second supporting member. The rotation detecting device further includes at least one magnetic field detecting portion attached to the second supporting member for detecting the magnetic field. The rotation detecting device further includes a first magnetic member for covering one end portion of the magnetic field detecting portion and a second magnetic member for covering the other end portion of the magnetic field detecting portion. | 2014-03-06 |
20140062466 | SINGLE-SENSOR DOOR/WINDOW STATE DETECTOR - A security apparatus is described for determining a condition of a door or window. In one embodiment the apparatus comprises a sensor for measuring an attribute that varies as a first door or window condition is achieved and as a second door or window condition is achieved, and for generating signals indicative of the attribute, and a processor coupled to the sensor for determining the first door or window condition and the second door or window condition based on the signals from the sensor. | 2014-03-06 |
20140062467 | WATERPROOF CODING DEVICE WITH BUILT-IN MAGNETIC DISC - A waterproof coding device with a built-in magnetic disc, comprising: a magnetic disc; a knob with a shaft, elastic positioning pieces and a magnet conducting ring; a positioning shaft, the magnetic disc and an inductive circuit board being mounted on the positioning shaft; and, a circular support base being located above a panel, the wall of the base is provided with positioning grooves; the head part of the positioning shaft is penetrated through the panel to be screwed; the knob is mounted on the base, the shaft is movably fitted with a sleeve inside the base, the magnet conducting ring is gripped by magnets on the magnetic disc so that the magnetic disc can rotate synchronously with the knob. The coding device has the advantages of compact structure, water tightness and shock resistance, and is specifically suitable for applications in high-humidity environments and occasions with high shock possibility. | 2014-03-06 |
20140062468 | DEVICE FOR GLOBALLY MEASURING THICKNESS OF METAL FILM - A device for globally measuring a thickness of a metal film ( | 2014-03-06 |
20140062469 | Electronic Devices With Magnetic Sensors - Electronic devices may be provided with magnetic sensors for detecting the Earth's magnetic field. The magnetic sensors may include thin magnetic sensors located in magnetically quiet regions of the device. The magnetic sensors may be attached to a device housing or a component such as a battery or a cover structure for a battery. The device may include unidirectional magnetic sensors aligned in three orthogonal directions or sensors with two or three magnetic sensor elements aligned in orthogonal directions. Magnetic field data from the three orthogonally aligned sensors or sensor elements may be combined to form directional compass data for the device. Each magnetic sensor may include one or more magnetic sensor elements for detecting the magnetic field and one or more shielded reference sensor elements for detecting environmental changes that can affect the magnetic sensor element. Reference sensor elements may be shared elements for multiple magnetic sensors elements. | 2014-03-06 |
20140062470 | THREE-DIMENSIONAL IN-PLANE MAGNETIC SENSOR - A three-dimensional (3D) in-plane magnetic sensor includes a first magnetic sensor, a second magnetic sensor, a third magnetic sensor and a circuit. The first magnetic sensor, second magnetic sensor and third magnetic sensor are installed on a same plane to measure the magnetic field component of first direction, second direction and third direction, where the third direction is perpendicular to the first and second direction. The third magnetic sensor includes a third fixed layer, a third magnetic insulating layer and a third free layer. The magnetoresistance of the third free layer is an intermediate value in the spontaneous magnetization direction, and is varied when interfered by an external magnetic field. In short, the 3D in-plane magnetic sensor is manufactured with semiconductor processing which does not require vertical adhesion, and also bring the benefits of improved production capacity, prolonged product life, reduced manufacturing cost and time. | 2014-03-06 |
20140062471 | Single-package Power Meter - A single-package power meter is disclosed for measuring the power consumed by a load connected to an electrical conductor. The power meter is galvanically isolated from the electrical conductor through the use of magnetic sensors or through the combination of magnetic sensors and capacitors. Instantaneous power consumed at the load and other desired parameters are determined by measuring the voltage of the load and current flowing through the electrical conductor. Current is measured using a magnetic sensor to detect the magnetic field associated with the current flowing through the electrical conductor. Voltage is measured by one of two possible techniques involving magnetic sensors to measure the current flowing through a coil connected in parallel with a load, or through the use of a capacitively coupled voltage divider connected in parallel with the load. An application specific integrated circuit is further disclosed that controls the bias currents of the sensors for autoranging purposes and also for computing desired parameters, such as power consumption. | 2014-03-06 |
20140062472 | MAGNETIC SENSOR AND BIOMAGNETISM MEASUREMENT SYSTEM - A magnetic sensor includes a plurality of assemblies combined. Each assembly includes a plurality of tunnel magnetoresistive elements, a capacitor and a fixed resistor. The tunnel magnetoresistive elements are (i) disposed in such a way that fixed magnetization directions of fixed magnetic layers are substantially identical and changeable magnetization directions of free magnetic layers with no magnetic field applied are substantially identical and (ii) connected to each other in series-parallel. The capacitor is connected in parallel to the tunnel magnetoresistive elements. The fixed resistor is connected in series to the tunnel magnetoresistive elements and to the capacitor. The assemblies are (i) disposed in such a way that the fixed magnetization directions of the fixed magnetic layers of the assemblies have a relative angle of more than 90 degrees and (ii) connected to each other in series and/or in parallel. | 2014-03-06 |
20140062473 | AUTOMATED MRI DETECTION OF TISSUE MACROMOLECULAR T2/T2* CHARACTERISTICS USING Z-SPECTRA - A magnetic resonance imaging (MRI) system and method (a) acquires k-space data for a patient ROI over a predetermined band of RF frequencies using RF excitation pulses having respectively corresponding RF frequencies incrementally offset from a nuclear magnetic resonant (NMR) Larmor frequency for free nuclei thus causing chemical exchange saturation transfer (CEST) effects and to process such acquired data into Z-spectra data for voxels in the ROI; (b) analyzes the acquired Z-spectra data to provide spectral peak width data corresponding to T2/T2* tissue values in the ROI for macromolecules participating in magnetization transfer contrast (MTC) effects producing said Z-spectra data; and (c) stores and/or displays data representative of T2/T2* tissue values of the ROI which values are different for different tissues. | 2014-03-06 |
20140062474 | ENHANCED FAT SATURATION IN MYOCARDIAL INFARCTION MRI - MRI k-space data is acquired for a patient ROI during data acquisition sequences including a nuclear magnetic resonance (NMR) signal readout period using a late gadolinium enhanced (LGE) data acquisition sequence including at least one fat-specific RF NMR magnetization inversion pulse imposed (a) after a water-specific RF NMR magnetization inversion pulse timed to cause a substantial null in NMR magnetization of normal tissue protons near a center of the readout period and (b) before the readout period center, which fat-specific inversion pulse is also timed to cause a substantial null in NMR magnetization of fat tissue protons near the readout period center. The acquired MR image data is reconstructed into a contrast enhanced LGE image of tissues within the ROI but having substantially suppressed normal and fat components therein. | 2014-03-06 |
20140062475 | SYSTEMS AND METHODS FOR SHIM CURRENT CALCULATION - A method includes receiving a forward spatial encoding polarity magnetic resonance (MR) coil image and a reverse spatial encoding polarity MR coil image generated from data obtained with a magnetic field gradient that is reversed with respect to the magnetic field gradient with which the forward spatial encoding polarity MR coil image is acquired. The method also includes performing an iterative shift map calculation algorithm to determine a pixel shift map corresponding to a minimized difference between the forward and reverse spatial encoding polarity MR coil images, converting the pixel shift map into a magnetic field shift map by determining a magnetic field value corresponding to each pixel in the pixel shift map, and providing the magnetic field shift map as an input to a shim calculation process that includes determining a level of at least one shim current. | 2014-03-06 |
20140062476 | MRI DETECTION OF TISSUE MACROMOLECULAR CHARACTERISTICS USING MTC EFFECTS - A magnetic resonance imaging (MRI) system and method (a) acquires k-space data for a patient ROI over a predetermined band of RF frequencies using RF excitation pulses having respectively corresponding RF frequencies incrementally offset from a nuclear magnetic resonant (NMR) Larmor frequency for free nuclei over a predetermined range of different offset frequencies in which target macromolecule responses are expected and to process such acquired data into spectral data for voxels in the ROI; (b) analyzes the acquired spectral data to provide spectral peak width data corresponding to tissue values in the ROI for macromolecules participating in magnetization transfer contrast (MTC) effects producing said spectral data; and (c) stores and/or displays data representative of tissue values of the ROI which values are different for different tissues. | 2014-03-06 |
20140062477 | System for Perfusion and Diffusion MR Imaging - A system for perfusion and diffusion MR imaging of a portion of patient anatomy includes an RF (Radio Frequency) signal generator for generating RF excitation pulses in anatomy and enabling subsequent acquisition of associated RF echo data. A magnetic field gradient generator generates anatomical volume select magnetic field gradients for phase encoding and readout RF data acquisition in a three dimensional (3D) anatomical volume. The RF signal generator and the gradient generator acquire within a single MR imaging scan, perfusion image data of the 3D volume, at least partially in the presence of contrast agent, and diffusion image data of the 3D volume. | 2014-03-06 |
20140062478 | MAGNETIC RESONANCE SYSTEM, AND DEVICE AND METHOD FOR CONTROL THEREOF - In a method for controlling a magnetic resonance system with multiple radio-frequency transmission channels, via which parallel RF pulse trains are emitted in operation, as well as a magnetic resonance system and a pulse optimization device therefor, RF pulse trains respectively include at least one radio-frequency pulse. The RF pulse trains are initially determined so that a minimum B | 2014-03-06 |
20140062479 | MAGNETIC RESONANCE METHOD AND APPARATUS FOR GENERATING AN IMAGE OF A SUBJECT WITH TWO SPIN SPECIES - In a method and apparatus to determine a magnetic resonance image of an examination subject with at least two spin species by using a chemical shift imaging multi-echo MR measurement sequence, first approximated MR image is determined based on a first approximative model and of a second approximated MR image is determined based on a second approximative model, wherein the first and second approximative model respectively express an MR signal under consideration of one or more MR parameters, and wherein the first and second approximative model differ with regard to the consideration of at least one MR parameter. The MR image is determined from a mean calculation that depends on the first and second approximated MR image. | 2014-03-06 |
20140062480 | Arrangement for the Transmission of Magnetic Resonance Signals - An arrangement for the transmission of magnetic resonance signals that are received with the aid of local coils is provided. The magnetic resonance signal is fed to an analog/digital converter and digitized by the analog/digital converter. The magnetic resonance signal is compressed in amplitude before being fed to the analog/digital converter, is low-pass filtered or band-pass filtered, and is expanded after digitization by the analog/digital converter. A clock rate that is higher by a factor 2 | 2014-03-06 |
20140062481 | METHOD AND MAGNETIC RESONANCE SYSTEM FOR MR IMAGING OF A PREDETERMINED VOLUME SEGMENT OF A LIVING EXAMINATION SUBJECT BY STIMULATION OF THE EXAMINATION SUBJECT - In MR imaging of a predetermined volume segment of a living examination subject, the examination subject is stimulated with a defined stimulation pattern, MR data of the predetermined volume segment, are acquired, and MR images based on the MR data are generated that depend on the stimulation pattern. The predetermined volume segment is an internal organ or muscle tissue of the examination subject. | 2014-03-06 |
20140062482 | ACQUISITION OF MR DATA WITH SEQUENTIAL SELECTION OF RESONANT MODES OF THE RF COIL ASSSEMBLY | 2014-03-06 |
20140062483 | MAGNETIC SHIELD FOR MR MAGNET - A magnetic shield for a field magnet of a magnetic resonance system is provided. A magnet apparatus with a field magnet for a magnetic resonance system with active shielding and a magnetic shield, wherein the magnetic shield forms a hollow body which accommodates the field magnets is also provided. A wall of the hollow body has a first, a second and a third area, which are disposed along the axis. In this case the second area separates the first area and the third area from one another and has a smaller wall thickness than the first and the third area. | 2014-03-06 |
20140062484 | MAGNETIC RESONANCE IMAGING (MRI) APPARATUS AND MANUFACTURING METHOD THEREOF - A magnetic resonance imaging (MRI) apparatus and method of manufacture including shims provided in outermost or an innermost part of a gradient coil unit. The MRI apparatus includes: a static coil unit configured to form a static field in a subject; and a gradient coil unit configured to form a gradient field in the static field, wherein the gradient coil unit includes one or more shims in an outermost part or an innermost part. | 2014-03-06 |
20140062485 | MAGNETIC RESONANCE IMAGING APPARATUS AND RADIO COMMUNICATION DEVICE - According to one embodiment, an MRI apparatus ( | 2014-03-06 |
20140062486 | SPLIT GRADIENT COIL AND HYBRID SYSTEMS USING SAME - A generally cylindrical set of coil windings includes primary coil windings and shield coil windings at a larger radial position than the primary coil windings, and an arcuate or annular central gap that is free of coil windings, has an axial extent of at least ten centimeters, and spans at least a 180° angular interval. Connecting conductors disposed at each edge of the central gap electrically connect selected primary and secondary coil windings. In a scanner setting, a main magnet is disposed outside of the generally cylindrical set of coil windings. In a hybrid scanner setting, an annular ring of positron emission tomography (PET) detectors is disposed in the central gap of the generally cylindrical set of coil windings. | 2014-03-06 |
20140062487 | System and Method for Generating Fluid Compensated Downhole Parameters - Systems, tools and techniques for generating downhole parameters of a wellbore penetrating a subterranean formation and having a downhole fluid ( | 2014-03-06 |
20140062488 | NOISE REDUCTION CIRCUITRY FOR A METAL DETECTOR - A method for detecting a change of an impedance of a magnetic field receiver of a metal detector, including: having a first network of passive components, including the impedance of the magnetic field receiver; having a second network of passive components, excluding the impedance of the magnetic field receiver; and processing a first measurement signal from a first node of the first network with a second measurement signal from a second node of the second network to detect the change in the impedance of the magnetic field receiver; wherein the first network, the second network, the first node, the second node is configured such that in an absence of an external influence which affects the impedance of the magnetic field receiver, the first measurement signal is substantially the same with the second measurement signal; and in a presence of the external influence, the first measurement signal is different from the second measurement signal. | 2014-03-06 |
20140062489 | DETERMINING SURFACE WETTING OF ROCK WITH CHANGING WELL FLUIDS - Methods and apparatuses for determining surface wetting of a rock material with changing well fluids. In general, the methods according to the invention include measuring electrical impedance spectroscopy (“EIS”) for a system simulating downhole conditions for the wetting of a surface. Methods and apparatuses for making EIS measurements model double-layer capacitance at a downhole surface in a well, from which the nature and quantification of the wetting of the surface can be inferred. | 2014-03-06 |
20140062490 | CATHODIC PROTECTION MONITORING METHOD, SYSTEM AND COMPONENTS - Cathodic protection (CP) monitoring methods, systems and system components that provide regular (typically daily or more frequent) potential data collection for accurate assessment of CP systems. The methods, systems and components of the invention are used for remote monitoring of passive sacrificial anode CP systems and more particularly for monitoring of CP protection for buried storage tanks. These systems have on-site components for collection of data and transmission of data to remote databases and can employ computer-implemented and/or system operator assessed data processing and interpretation of data to assess protection status of a given structure and further to generate appropriate reports of protection status and collected and processed data. | 2014-03-06 |
20140062491 | SUPERVISION FOR A LIGHT DISPLAY DEVICE - A device and method may include, in a display device, emitting visible light in a humanly imperceptible manner and sensing said light to verify operation of the display device. | 2014-03-06 |
20140062492 | TESTING A FUSE - A method of testing a fuse in apparatus for monitoring electrical insulation surrounding first and second electrical conductors in a cable, the fuse being connected to the conductors, comprises: applying an electrical signal, with respect to a reference, to the fuse from a source; obtaining a value for the resistance of the insulation with respect to the reference; determining if the resistance value is greater than a fuse test resistance threshold and, if it is, causing the application of the signal to cease; and monitoring the decay of the signal to determine if the time for it to decay below a set value exceeds a set time limit, indicative of the fuse being satisfactory, or is less than the limit indicative of the fuse being blown. | 2014-03-06 |
20140062493 | HIGH VOLTAGE CONNECTOR SYSTEM AND METHOD - An electrical connector that has a first side configured to interface with a battery module and a second side configured to interface with a mating plug coupled to a first load. The electrical connector includes terminals extending through the first and second sides and configured to route power at a first voltage from the battery module to the mating plug; low voltage lines extending through the first and second sides, wherein the low voltage lines operate at a voltage less than the first voltage; and high voltage lines electrically coupled to the terminals via conductive leads and configured to route an electrical signal from the terminals to a second load. The electrical connector contains a secondary connection interface configured to allow access to the low and high voltage lines. | 2014-03-06 |
20140062494 | APPARATUS AND METHOD FOR ESTIMATING BATTERY CONDITION OF BATTERY PACK BY SOLELY MONITORING ONE SELECTED BATTERY CELL - A battery condition estimating apparatus for a battery pack having a plurality of battery cells connected in series includes an analog channel switching circuit and a battery gas gauge circuit. The analog channel switching circuit has a plurality of input ports and an output port, wherein the input ports are coupled to the battery cells via a plurality of analog channels, respectively, and the analog channel switching circuit is arranged to couple the output port to a selected input port of the input ports for allowing the output port N | 2014-03-06 |
20140062495 | SYSTEMS AND METHODS FOR MONITORING FAULTS, ANOMALIES, AND OTHER CHARACTERISTICS OF A SWITCHED MODE ION ENERGY DISTRIBUTION SYSTEM - Systems, methods and apparatus for regulating ion energies in a plasma chamber and chucking a substrate to a substrate support are disclosed. An exemplary method includes placing a substrate in a plasma chamber, forming a plasma in the plasma chamber, controllably switching power to the substrate so as to apply a periodic voltage function (or a modified periodic voltage function) to the substrate, and modulating, over multiple cycles of the periodic voltage function, the periodic voltage function responsive to a defined distribution of energies of ions at the surface of the substrate so as to effectuate the defined distribution of ion energies on a time-averaged basis. | 2014-03-06 |
20140062496 | TEST APPARATUS FOR SEMICONDUCTOR PACKAGE - A test apparatus for a semiconductor package comprising an X-ray analyzer acquiring an X-ray image of the semiconductor package and detecting a thickness of the semiconductor package from the X-ray image, and a thermal reaction analyzer applying a voltage to the semiconductor package and detecting a failure position of the semiconductor package using a surface temperature of the semiconductor package and the thickness of the semiconductor package may be provided. | 2014-03-06 |
20140062497 | Method and Apparatus for Reducing Interference in Electrical Locating of a Buried Cable Sheathing Fault - A method and an apparatus are provided to reduce or eliminate interference signals that have been additively superimposed on a useful signal for locating a cable sheathing fault of a buried electrical cable. A correction unit includes a filter, a delay device and/or a DC component estimator. The correction unit automatically determines a transient interference signal and a DC offset voltage component that have been superimposed on the useful signal as received in an input signal of the correction unit, and then subtracts these determined interference signals from the input signal to provide the interference-free or interference-suppressed useful signal as the output. | 2014-03-06 |
20140062498 | DEVICE FOR MONITORING INTERNAL ARC IN GAS INSULATED SWITCHGEAR - A device for monitoring internal arc in gas insulated switchgear. The device includes: at least one or more partial discharge sensors that electronic wave signals of partial discharge generated by internal arc in a gas section of the gas insulated switchgear; at least one or more gas pressure wave sensors that measure pressure wave signals due to expansion of a gas produced by internal arc in the gas section of the gas insulated switchgear; a data acquiring unit that receives the electronic wave signals measured by the partial discharge sensors and the pressure wave signals measured by the gas pressure sensors, finds out internal arc on the basis of the received sensor measure information, and determines the reason and the position of the internal ark; and a transmitting unit that transmits the sensor measurement information and determination information from the data acquiring unit to a super-system. | 2014-03-06 |
20140062499 | TESTING APPARATUS FOR DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A testing apparatus for a display device according to an embodiment of the present invention includes: a substrate; a driving chip mounted on the substrate; and a pad disposed on the substrate and electrically connected to the driving chip, wherein the pad includes a bottom layer electrically connected to the driving chip, and a sheet layer disposed on the bottom layer and electrically connected to the bottom layer, and wherein a lateral surface of the bottom layer is not covered by the sheet layer. | 2014-03-06 |
20140062500 | METHOD AND SYSTEM FOR DETECTING AN ARC FAULT IN A POWER CIRCUIT - A method of detecting an arc fault in a power circuit includes injecting an AC-signal into the power circuit and measuring a response signal that is related to the injected AC-signal in the power circuit. The method further includes determining a frequency response of the power circuit from the response signal, analyzing the frequency response, and identifying a preferred frequency. A signal related to AC-current flowing in the power circuit within the preferred frequency range is measured and an occurrence of an arc fault in the power circuit is signaled depending on the measured signal. A system for detecting an arc fault is designed to perform a method as described before. | 2014-03-06 |
20140062501 | ELECTRICAL CONNECTION ASSEMBLY AND TESTING METHOD THEREOF - An electrical connection assembly is disclosed. The electrical connection assembly comprises a first circuit board and a second circuit board. The first circuit board has a plurality of first signal electrodes and at least one first test electrode, wherein the first signal electrodes and the first test electrode are arranged in a spaced manner on the same side of the first circuit board. The second circuit board has a plurality of second signal electrodes and at least one second test electrode, wherein the second signal electrodes and the second test electrode are arranged in a spaced manner on the same side of the second circuit board, wherein the first signal electrodes are electrically connected to the second signal electrodes and the first test electrode is electrically connected to the second test electrode to form a testing loop. | 2014-03-06 |
20140062502 | METHOD FOR IDENTIFYING EMI SOURCES IN AN ELECTRICAL SYSTEM - A method for identifying EMI sources in a system having a plurality of electrical components connected together by cables wherein each set of two electrical components connected by a cable forms a potential EMI source. A plurality of antennas are positioned around the vehicle and the EMI from each antenna is measured over a plurality of frequencies and the frequencies having an EMI greater than a predetermined threshold and a measurement profile of the received EMI versus the antennas for each of the identified frequencies is created. EMI reception is then simulated for each potential EMI source and a simulation profile of the received EMI versus the antennas is plotted for each potential EMI source. The actual source of the EMI is then identified by comparing the measurement profile with the simulation profile for the potential EMI sources at each frequency to determine a match of the profiles. | 2014-03-06 |
20140062503 | Microstructure Device for Measuring Molecular Membranes and a Method for Producing Said Microstructure Device - The invention is related to a microstructure apparatus for the measurement of biological membranes, comprising a support substrate having an upper side for supporting the membrane, at least one microcavity of the support substrate for receiving an electrolyte, wherein the microcavity is open upward and ends in a microaperture in the upper side of the support substrate, wherein the microaperture has a first characteristic diameter D1 and has at least one electrode, which is at least partially arranged within the microcavity and which has a contact side for contacting an electrolyte, the contact side being arranged adjacent to the inner volume of the microcavity, characterized in that the contact side of the electrode has a characteristic diameter D2, being larger than D1. The invention further relates to a corresponding method for producing the microstructure apparatus. | 2014-03-06 |
20140062504 | SIGNAL STABILIZATION IN A NON-RESISTIVE CONTACT SENSOR ASSEMBLY - A non-resistive contact sensor assembly includes an electric field sensor device, including a dry electrode component for receiving an electrical signal from an object of interest and a signal processing component for processing the electrical signal, and a casing in which the signal processing component is surrounded or embedded. The processing component may include communications capabilities. | 2014-03-06 |
20140062505 | SIGNAL STABILIZATION IN A NON-RESISTIVE CONTACT SENSOR ASSEMBLY - A non-resistive contact sensor assembly includes an electric field sensor device, a cover, and a biasing structure. The electric field sensor devices has a dry electrode component for receiving an electrical signal from an object of interest by capacitively coupling with the entity. The signal processing component is surrounded or embedded in the cover. The biasing structure is disposed on the outside of the cover and is adapted to press the dry electrode component against a surface of the object interest when biased by an external structure. | 2014-03-06 |
20140062506 | MEMS DEVICE INCLUDING A MOBILE ELEMENT AND A RESISTIVE SENSOR, AND METHOD FOR GENERATING A SIGNAL INDICATING THE POSITION OF THE MOBILE ELEMENT - A MEMS device includes a supporting body, a first deformable element and a second deformable element, and a mobile element set between the first and second deformable elements and rotatable with respect to the fixed supporting body. A generator causes a current to flow through at least one of the first and second deformable elements, which function as resistors, so as to generate an electrical position signal proportional to deformation of the first and second deformable elements and indicative of angular position of the mobile element. The electrical signal is processed to determine mobile element angular position. A drive signal is generated in response to the electrical signal for the purpose of driving oscillation of the mobile element. | 2014-03-06 |
20140062507 | ELECTRIC CHARGE DETECTION CIRCUIT - Ends on one side of physical quantity detection sensors formed of any of an electric charge generation-type sensor and a capacitance change-type sensor can be connected to negative electrode input terminals of a differential amplifier circuit, and ends on the other side are connected to positive electrode input terminals of the differential amplifier circuit. A feedback resistor and a feedback capacitor are connected in parallel between the negative electrode input terminal and an output terminal of the differential amplifier circuit, and a cancel resistor and a cancel capacitor are connected in parallel between a reference voltage and the positive electrode input terminal of the differential amplifier circuit. Drain voltage adjustment circuits can be provided that adjust the drain voltage of at least one of two field effect transistors to which positive and negative differential inputs of the differential amplifier circuit are individually inputted. | 2014-03-06 |
20140062508 | SIGNAL STABILIZATION IN A NON-RESISTIVE CONTACT SENSOR ASSEMBLY - A non-resistive contact sensor assembly includes an electric field sensor device, including a dry electrode component for receiving an electrical signal from an object of interest and a signal processing component for processing the electrical signal, and a casing in which the signal processing component is surrounded or embedded. The processing component may include communications capabilities. | 2014-03-06 |
20140062509 | Method and Apparatus to Assess the Thermal Damage Caused to a PCD Cutter Using Capacitance Spectroscopy - A method and apparatus for non-destructively determining the wear resistance of an ultra-hard polycrystalline structure after being coupled to a downhole tool using capacitance measurements. The apparatus includes a capacitance measuring device having a positive and negative terminal, a leached component comprising a polycrystalline structure that has been coupled to a downhole tool, a first wire, and a second wire. The first wire electrically couples the positive terminal to a surface of the leached component and the second wire electrically couples the negative terminal to a surface of the downhole tool. The capacitance is measured for the leached component one or more times and compared to a calibration curve that shows a relationship between capacitance values and wear resistance, thereby allowing determination of an estimated wear resistance for the polycrystalline structure. | 2014-03-06 |
20140062510 | ELECTRONIC SENSING SYSTEM WITH ENVIRONMENTAL SENSOR PATCH - An electronic sensing system has a transceiver with input and output pads, an excitation circuit connected to the output pad, and a detection circuit connected to the input pad. An electrically-conductive sensor patch has an electrical state that changes with exposure to a corresponding environmental factor. The detection circuit detects an electrical state of the input electrical-connection pad in response to the excitation signal and the electrical state of the sensor patch. A stack of one or more layers in order is disposed over the sensor patch in the detection region. Each layer is susceptible to a respective environmental factor, so that the sensor patch changes electrical state in response to exposure of the layer stack to the respective environmental factors of the one or more layer(s) in the selected order and subsequent exposure of the sensor patch to the corresponding environmental factor. | 2014-03-06 |
20140062511 | ELECTRONIC SENSING SYSTEM WITH ENVIRONMENTAL SENSOR PATCHES - An electronic sensing system has a transceiver with input and output pads, an excitation circuit connected to the output pad, and a detection circuit connected to the input pad. An electrically-conductive sensor patch has an electrical state that changes with exposure to a corresponding environmental factor. The detection circuit detects an electrical state of the input electrical-connection pad in response to the excitation signal and the electrical state of the input pad. Several electrically-conductive sensor patches are distributed over the substrate so that they are exposed to an external environmental factor substantially contemporaneously, each having a conductance susceptible to a respective environmental factor. The output pad is electrically connected to the input pad through the sensor patches in series, so that the detection circuit detects an electrical state of the input pad in response to the excitation signal and the respective conductances of the sensor patches. | 2014-03-06 |
20140062512 | Shock detector - A shock detector having an electrical detector having a set of water immersible electrodes for detecting hazardous water conditions through the determination of the presence of either an electrical current in a body of water, a voltage in the body of water or a voltage gradient in the body of water and then providing an alert to the existence of hazardous electrical conditions in the body of water which in some cases may transmitted to a power source to shut off a power source thereby removing the hazardous water condition. | 2014-03-06 |
20140062513 | Integrated Circuit Test Temperature Control Mechanism - A thermal controller includes a thermal control interface to receive test data from an automated test equipment (ATE) system and dynamically adjust a target setpoint temperature based on the data and a dynamic thermal controller to receive the target setpoint temperature from the thermal control interface and control a thermal actuator based on the target setpoint temperature. | 2014-03-06 |
20140062514 | SEMICONDUCTOR DEVICE WITH TEST MODE CIRCUIT - A semiconductor device includes a plurality of test entry selection units configured to selectively activate a plurality of test entry signals in response to a test entry code, and a plurality of test operation blocks, corresponding to the respective test entry signals, each configured to be reset in response to activation of the corresponding test entry signal to perform a set test operation corresponding to a test selection code. | 2014-03-06 |
20140062515 | Sequential Burn-In Test Mechanism - A method includes performing a burn-in test on an integrated circuit (IC) by removing power from a first component block within the IC and applying a maximum burn-in voltage and temperature to a second component block within the IC. | 2014-03-06 |
20140062516 | Apparatus for the Automated Testing and Validation of Electronic Components - An automatic test equipment (ATE) unit, which incorporates a mass interconnect system. The mass interconnect system is provided with a universal mounting table for use with receiver and test interface modules for electronically mounting and testing a variety of different types of electronic components or unit under test thereon. The mounting table test interface module incorporates MEMS based spring contacts to provide high-speed micro test-channels in order to establish signal connectivity between the components or unit under test and the tester, and which maintain the signal integrity up to 50 GHz without significant signal loss distortion. | 2014-03-06 |
20140062517 | PROBE CARD, TEST METHOD FOR IMAGING ELEMENT AND TEST APPARATUS - In accordance with an embodiment, a probe card includes a substrate, a first probe and a second probe. The substrate includes a first area and a second area adjacent to the first area. In the first area a first opening is provided. The first probe is provided in the first area. An end of the first probe extends into the first opening. The second probe is provided in the second area. | 2014-03-06 |
20140062518 | ADJUSTABLE MEASUREMENT DEVICE - An adjustable measurement device includes a case, a positive contact portion, a negative contact portion, a test probe, a first wire, and a second wire. The positive contact portion is positioned on an end of the case and electrically connected to the first wire. The negative contact portion is movably received in the case and electrically connected to the second wire. A receiving hole is defined in the negative contact portion for the test probe. The test probe includes a main body electrically connected to the negative contact portion, a tip portion electrically connected to the positive contact portion, and an insulating portion positioned between the main body and the tip portion. A distance between the positive contact portion and the negative contact portion is adjustable by moving the negative contact portion. The negative contact portion and the positive contact portion are isolated from each other. | 2014-03-06 |
20140062519 | HIGH-FREQUENCY COBRA PROBE - A test device including cobra probes and a method of manufacturing is disclosed. The test device includes a conductive upper plate having an upper guide hole and a conductive lower plate having a lower guide hole. The test device also includes a conductive cobra probe disposed between the upper guide hole of the upper plate and the lower guide hole of the lower plate. A dielectric material insulates the cobra probe from the upper plate and the lower plate. | 2014-03-06 |
20140062520 | DISPLAY DEVICE AND MOTHER SUBSTRATE - A display device is disclosed. The display device has a display area for displaying images and a non-display area neighboring the display area. The display device includes a test element group (TEG) including a plurality of test pads provided in the non-display area and having different shapes. | 2014-03-06 |
20140062521 | WIRING DEFECT INSPECTING METHOD, WIRING DEFECT INSPECTING APPARATUS, AND METHOD FOR MANUFACTURING SEMICONDUCTOR SUBSTRATE - A wiring defect inspecting method in accordance with the present invention comprises: obtaining a resistance of a short-circuited path of a semiconductor substrate; applying a voltage, which is specified on the basis of the resistance obtained, to the semiconductor substrate having a defect portion so as to cause the defect portion to generate heat; and capturing, with use of an infrared camera, an image of the semiconductor substrate whose temperature has increased due to the heat generated from the defect portion. | 2014-03-06 |
20140062522 | Space Transformation Methods - A test system includes a test printed circuit board (PCB), a flip chip package mounted on the PCB, one or more test probes coupled to the flip chip package and a first integrated circuit (IC) coupled to the test probes to enable testing of the first IC using electrical circuitry of the flip chip package. | 2014-03-06 |
20140062523 | SEMICONDUCTOR APPARATUS AND TEST METHOD THEREOF - A semiconductor apparatus includes a chip containing a plurality of through-vias, a test voltage input unit, and a test result reception unit. The test voltage input unit applies a test voltage to one of the plurality of through-vias. The test result reception unit receives an output signal outputted from one or more of the plurality of through-vias. | 2014-03-06 |
20140062524 | JFET HAVING WIDTH DEFINED BY TRENCH ISOLATION - A junction field-effect transistor (JFET) includes a substrate having a first-type semiconductor surface including a topside surface, and a top gate of a second-type formed in the semiconductor surface. A first-type drain and a first-type source are formed on opposing sides of the top gate. A first deep trench isolation region has an inner first trench wall and an outer first trench wall surrounding the top gate, the drain and the source, and extends vertically to a deep trench depth from the topside surface. A second-type sinker formed in semiconductor surface extends laterally outside the outer first trench wall. The sinker extends vertically from the topside surface to a second-type deep portion which is both below the deep trench depth and laterally inside the inner first trench wall to provide a bottom gate. | 2014-03-06 |
20140062525 | INVERTER-DRIVEN ROTARY ELECTRIC MACHINE, INSULATION INSPECTION METHOD AND INSULATION INSPECTION APPARATUS - Insulation inspection method for an inverter-driven rotary electric machine includes: a step of applying, to an insulation sample ( | 2014-03-06 |
20140062526 | Fault Tolerant Integrated Circuit Architecture - The exemplary embodiments provide a resilient integrated circuit. An exemplary IC comprises a plurality of composite circuit elements, a state machine element (SME), and a plurality of communication elements. Each composite circuit element comprises an element interface and a selected circuit element which may vary by element type, and which may be configurable. The state machine element assigns various functions based on element type, such as assigning a first configuration to a first element type, assigning a second configuration to a second element type, and providing a first data link for the corresponding assignments. In response to detection of a fault or failure, the state machine element re-assigns the first configuration to another composite circuit element and creates a second data link for performance of the same function. The assignment, routing, fault detection, and re-assignment and data re-routing can occur in real time for a wide variety of programs and algorithms, providing for the IC to continue the same functioning despite defects which may arise during operation. | 2014-03-06 |
20140062527 | ISOLATION RECEIVER - An isolation receiver includes at least one isolation capacitor to provide a first logic signal in response to a second logic signal that is provided by a transmitter. The receiver includes a signal processing circuit to amplify the first logic signal to generate an amplified signal, and the signal processing circuit includes a an amplifier to apply a nonlinear function. A comparator of the receiver provides a third logic signal in response to the amplified signal. | 2014-03-06 |
20140062528 | SEMICONDUCTOR MEMORY DEVICE, MEMORY CONTROLLER AND MEMORY SYSTEM HAVING ON DIE TERMINATION AND ON DIE TERMINATION CONTROLLING METHOD - A semiconductor memory device includes a first memory chip including a first on die termination (ODT) unit electrically connected to a first pad, the first pad being connected to a first terminal to receive a first signal, and a second memory chip including a second ODT unit electrically connected to a second pad, the second pad being connected to the first terminal to receive the first signal, the first ODT unit being configured to turn on/off according to a memory operation, the second ODT unit being configured to turn off regardless of the memory operation, and the first and second ODT units are switchable. | 2014-03-06 |
20140062529 | Majority Vote Circuit - Data words from a parallel communication channel are interleaved to two majority vote blocks that operate out of phase, using a divided clock signal that has half the clock frequency of the clock signal associated with the parallel communication channel. As one majority vote block evaluates a data word and outputs a result, the other majority vote block is in pre-charge mode awaiting the next data for evaluation. | 2014-03-06 |
20140062530 | SWITCHING MECHANISM OF MAGNETIC STORAGE CELL AND LOGIC UNIT USING CURRENT INDUCED DOMAIN WALL MOTIONS - A magnetic memory cell is provided that includes a free layer that is pinned on both of its sides to form one or more domain wall structures. The one or more domain wall structures define one or more logic states by controlling the motion of the one or more domain wall structures. | 2014-03-06 |
20140062531 | SIGNAL DRIVER CIRCUIT HAVING ADJUSTABLE OUTPUT VOLTAGE FOR A HIGH LOGIC LEVEL OUTPUT SIGNAL - A signal driver circuit having an adjustable output voltage for a high-logic level output signal. The signal driver circuit includes a signal driver configured to output a first logic level signal having a first voltage and output a second logic level signal having a second voltage according to an input signal. A voltage controlled voltage supply coupled to the signal driver provides the first voltage for the first logic level signal. The magnitude of the first voltage provided by the voltage controlled voltage supply is based on a bias voltage. A bias voltage generator can be coupled to the voltage controlled voltage supply to provide the bias voltage. | 2014-03-06 |