42nd week of 2012 patent applcation highlights part 18 |
Patent application number | Title | Published |
20120262089 | Lighting fixture with replaceable light source - A LED illuminator includes positive and negative electrodes of different configurations and a LED lamp with a plurality of the LED illuminators. The LED lamp includes two or more elastic jacks, in each of which a positive electrode or a negative electrode is arranged. The elastic jack has a positive connection point and a negative connection point respectively corresponding to distal and proximal ends of the positive electrode or the negative electrode inserted therein so that the LED lamp is in electrical connection with a power supply unit. In addition, the LED illuminators may be in parallel connection. Accordingly, a slight touch of the LED illuminator allows the illuminator to be inserted into or removed from the respective elastic jack when replacing the LED illuminators of the lamp. | 2012-10-18 |
20120262090 | TWO-TERMINAL CURRENT CONTROLLER AND RELATED LED LIGHTING DEVICE - A two-terminal current controller regulates a first current flowing through a load, which is coupled in parallel with the two-terminal current controller, according to a voltage established across the two-terminal current controller. When the voltage established across the two-terminal current controller does not exceed a first voltage, the two-terminal current controller conducts a second current related to a rectified AC voltage, thereby limiting the first current to zero and regulating the second current according to the load voltage. When the voltage established across the two-terminal current controller is between the first voltage and a second voltage, the two-terminal current controller conducts the second current, thereby limiting the first current to zero and limiting the second current to a constant value larger than zero. When the voltage established across the two-terminal current controller is greater than second voltage, the two-terminal current controller is turned off. | 2012-10-18 |
20120262091 | Portable Lighting Devices - A flashlight having a locking mechanism for securing a head skirt to a head assembly is disclosed. A circuit for temporarily remember the mode of operation of the flashlight is also disclosed. | 2012-10-18 |
20120262092 | SOUND-ACTUATED ILLUMINATION CIRCUIT - A circuit ( | 2012-10-18 |
20120262093 | LIGHTING DEVICE CAPABLE OF MAINTAINING LIGHT INTENSITY IN DEMAND RESPONSE APPLICATIONS - Aspects of the present invention further include a lighting system comprising a lighting source, a connector in electrical communication with the lighting source and an external power source, an energy storage device, an input device, and a controller. The controller may be configured to identify the presence of a load indicator signal received via the input device, determine whether the load indicator signal indicates a load-reducing state, and when the load indicator signal indicates the load-reducing state, discharge the energy storage device to maintain an intensity of the lighting source. | 2012-10-18 |
20120262094 | Magnetically Powered Reciprocating Engine And Electromagnet Control System - The instant invention provides a magnetically controlled reciprocating engine having a unique electromagnet control system. The engine is constructed and arranged to operate from a stored power source such as batteries to provide extended run times by controlling the power supplied to the electromagnets in a manner that controls heat generation within the electromagnetic coils, thereby increasing coil life. The control system is also capable of controlling engine speed and/or torque outputs to make the engine versatile for a wide variety of uses. The system is constructed and arranged to be utilized on new or pre-existing engines of various configurations and may be utilized in other industries or devices that benefit from the use of electromagnets. | 2012-10-18 |
20120262095 | AIR GAP CONTROL SYSTEMS AND METHODS - In one embodiment, an apparatus includes a first member that supports a magnetic flux carrying member and a second member that supports a magnetic flux generating member disposed for movement relative to the first member. An air gap control system is coupled to at least one of the first member or the second member and includes an air gap control device that is separate from a primary magnetic flux circuit formed between the first member and the second member. The air gap control device is configured to exert a force on one of the first and second members in response to movement of the other of the first and second members in a direction that reduces a distance between the first and second members to maintain a minimum distance between the first and second members and/or substantially center the one of the first and second members within the other. | 2012-10-18 |
20120262096 | ELECTRIC VEHICLE AND OPERATING METHOD OF THE SAME - Disclosed herein is an electric vehicle and a driving method thereof. According to the present disclosure, it may be possible to drive an electric vehicle using a drive inverter and coils within a three-phase motor, and charge a battery using them as a charging device. According to the present disclosure, coils included in a motor control device and switching elements within an inverter may be used, and the use of the inductors and switching elements required for the charging device may be reduced. | 2012-10-18 |
20120262097 | MOTOR DRIVING APPARATUS AND MOTOR APPARATUS USING THE SAME - A motor driving apparatus includes an automatic gain control circuit on a signal path for transmitting a rotor-position detecting signal (hall voltage signal), and the automatic gain control circuit includes: an amplifier, configured to perform differential amplification on an input signal (step-angle hall current signal) to generate an output signal (amplified hall current signal); and a feedback control portion, configured to monitor the output signal (monitored current signal) to decide a gain of the amplifier. | 2012-10-18 |
20120262098 | Method for Operating a Drive Unit, and a Drive Unit - In a method for operating a drive unit having an electric machine, in a normal operating mode the electric machine is operated with current provided by an inverter on at least two phases, and particular phase voltages for the electric machine are set on the phases. Upon an occurrence of an error of the inverter, the inverter is operated in an emergency operating mode for the further operation of the electric machine. | 2012-10-18 |
20120262099 | JACK-UP PLATFORM - A jack-up platform ( | 2012-10-18 |
20120262100 | Bondwireless Power Module with Three-Dimensional Current Routing - According to an exemplary embodiment, a bondwireless power module includes a common output pad coupling an emitter/anode node of a high side device to a collector/cathode node of a low side device. The bondwireless power module also includes a high side conductive clip connecting a collector of the high side device to a cathode of the high side device, and causing current to traverse through the high side conductive clip to another high side conductive clip in another power module. The bondwireless power module further includes a low side conductive clip connecting an emitter of the low side device to an anode of the low side device, and causing current to traverse through the low side conductive clip to another low side conductive clip in the another power module. The bondwireless power module can be a motor drive inverter module. | 2012-10-18 |
20120262101 | CONTROL SYSTEMS AND METHODS FOR ELECTRONICALLY COMMUTATED MOTORS - A controller for varying the voltage provided to an electronically commutated motor includes a circuit configured to generate both a pulse voltage direct current output and a continuous direct current output. The circuit is configured to run the electronically commutated motor at an average speed that is below its minimum rated speed using the pulse voltage direct current. | 2012-10-18 |
20120262102 | Phase Delayed Active Motor Damping to Mitigate Electric Vehicle Driveline Oscillations - An active motor damping system and method for dampening oscillations of a driveline in a vehicle includes generating a commanded torque indicative of an actual torque which would counteract the oscillations if delivered by a motor to the driveline. The commanded torque is adjusted as a function of a phase lag between the commanded torque and an actual torque which the motor would deliver in response to the commanded torque such that in response to the adjusted commanded torque the motor delivers the actual torque which counteracts the oscillations. | 2012-10-18 |
20120262103 | Softstarter For Controlling An Asynchronous Three-Phase Motor - A softstarter for starting and stopping an asynchronous motor having three phases, including two pairs of semiconductor devices of the type turning off at zero-crossing of the current therethrough, wherein each of the two pairs of semiconductor devices is connected in anti-parallel, and the first pair of the semiconductor devices is adapted to control the voltage of one of the phases of the motor and the second pair of the semiconductor devices being adapted to control the voltage of another of the phases of the motor, a DC reducing unit associated with the two pairs of semiconductor devices, a first voltage measuring unit for measuring voltages across the two pairs of semiconductor devices, and a first zero-crossing detecting unit configured for detecting zero-crossings of the measured voltages across the two pairs of semiconductor devices and providing zero-crossing signals to the DC reducing unit. | 2012-10-18 |
20120262104 | CHARGE METHODS FOR VEHICLES - A method for determining the state of charge of a vehicle at least partially electrically powered and rechargeable by at least one solar panel. The method utilizes a computer system including one or more processors and memory storing one or more programs to perform the following operations at the time the vehicle is turned off. A current status of charge of the vehicle is measured and a charging predictor is selected from at least one of the vehicles, geographic location, date, time, vehicle tilt angle, weather conditions and solar panel efficiency. An estimated charging schedule based on said current state of charge and the charging predictor is calculated and transmitted to a remote location or the current state of charge and charging predictor transmitted to a remote location while an estimated charging schedule is calculated. | 2012-10-18 |
20120262105 | DUAL-MODE BATTERY - A battery apparatus is provided comprising a mechanical battery ( | 2012-10-18 |
20120262106 | POWER SUPPLY CONTROL DEVICE - There is provided a power supply control device | 2012-10-18 |
20120262107 | BATTERY MANAGEMENT DEVICE AND PORTABLE COMPUTER - The present invention provides a battery management device and a portable computer, the battery management device is for managing the rechargeable battery provided in a portable computer, the portable computer is provided with a charge circuit for charging a battery, the battery management device comprises: a discharge circuit for discharge the battery; a acquiring module for acquire the mode determining parameter; a first determining module for judging whether the battery storage mode is entered according to the mode determining parameter; a first control module for controlling the charge circuit or the discharge circuit to control the amount of electrical charge of the battery so that the amount of electrical charge of the battery is lower than the second amount of electrical charge threshold in the battery storage mode; the performance of the battery when deposited with the amount of electrical charge lower than the second amount of electrical charge threshold is better than the performance when deposited with the amount of electrical charge higher than the second amount of electrical charge threshold. The present invention alleviates the attenuation of the amount of electrical charge capacity of the rechargeable battery of the portable computer. | 2012-10-18 |
20120262108 | RECHARGE TUNING TECHNIQUES FOR AN IMPLANTABLE DEVICE - Techniques are disclosed for tuning a frequency at which an external device transcutaneously transfers energy. The transferred energy may be used to charge a rechargeable power source of an implantable medical device (IMD) and/or to power the IMD directly. One embodiment relates to a charging system that may comprise a circuit to drive a primary coil of an external device at a drive frequency and a control circuit to tune the drive frequency based on a characteristic of a monitored signal that is associated with the primary coil. The characteristic is not present when the primary coil is being driven at a resonant frequency of the system. In a specific example, the characteristic comprises a stub pulse and the control circuit is configured to tune the drive frequency based on at least one of a relative timing and a width of the stub pulse. | 2012-10-18 |
20120262109 | BATTERY PACK WITH OUTPUT CONNECTORS - The casing | 2012-10-18 |
20120262110 | CHARGING MODULE AND RECHARGEABLE BATTERY ASSEMBLY FOR ELECTRIC VEHICLE - A rechargeable battery assembly for an electric vehicle is disclosed in the present invention. It includes at least one rechargeable battery module which has a number of rechargeable battery cells linked in series or in parallel for providing power to the electric vehicle, and a management unit, installed with a first program, for managing the rechargeable battery cells; and a charging module for providing power to the rechargeable battery module, including an updating unit connected to the charging module for automatically detecting version of the first program and updating the first program while a newer version is available while electrically connected to the rechargeable battery module. Battery management system of the rechargeable battery assembly can be updated by the updating unit. Therefore, the rechargeable battery module can be applied to different requirements with its best performance. | 2012-10-18 |
20120262111 | CHARGING SYSTEM OF ELECTRIC VEHICLE AND METHOD FOR CHARGING ELECTRIC VEHICLE - A charging system of an electric vehicle and a method for charging the electric vehicle are described in the present invention. The system uses a smart card for battery management when charging a battery. Furthermore, the system can prevent the battery or the electric vehicle from being stolen. Compared to existing charging systems for electric vehicles, the present invention can save more cost for users and provide safety mechanism for battery or electric vehicle. | 2012-10-18 |
20120262112 | ATM CHARGING STATION - Embodiments of the invention are directed to a system or method for an electric station. Embodiments of the invention provide an electric station which allow a customer to charge an electric vehicle, to access a Wi-Fi hot-spot, receive location based promotions, and allows access to the customer's financial data via an ATM. The combination of an ATM and electric car charger provides additional identification means, payment means, and convenience for a customer of either the ATM or the electric vehicle charger. | 2012-10-18 |
20120262113 | CHARGING APPARATUS OF MOBILE VEHICLE - A charging apparatus of a mobile vehicle is provided to receive and convert an alternating current (AC) input source into a direct current (DC) input source for charging a rechargeable battery of the mobile vehicle. The charging apparatus includes an electromagnetic interference (EMI) filter, a power factor corrector (PFC), a DC/DC converter, and a voltage control unit. | 2012-10-18 |
20120262114 | Security System for Electric Vehicle Charging Equipment - A security enclosure is adapted to receive and secure portable charging equipment for supplying power from a standard outlet to charge an electric vehicle. The security enclosure is mounted to a wall and houses the portable charging equipment. The equipment connects with an outlet mounted on the wall. In a locked condition, the enclosure secures the portable charging module and has an access opening which allows the power cord to extend exteriorly of the enclosure for charging the electric vehicle. | 2012-10-18 |
20120262115 | WIRE HOUSING DEVICE, VEHICLE EQUIPPED WITH THE SAME, AND POWER FEEDING DEVICE - In a cord reel capable of housing a power cord for transmitting electric power from an external power source to a vehicle that can be externally charged, pulling-out of the power cord wound around the cord reel from the cord reel is suppressed based on a temperature of the power cord. This can prevent a hot charging cord from exerting influence on the surroundings, such as breakage of equipment or the like which touches the hot charging cord. | 2012-10-18 |
20120262116 | CHARGING SYSTEM - A portable charging system includes a bag configured to receive an electronic device, a battery, a docking station, a charging apparatus and a cord. Another portable system includes a bag, a charging system, and a cord for charging an electronic device. A battery includes a battery cell for storing energy, an external case surrounding the battery cell, and an electrical contact for transmitting electricity therethrough. | 2012-10-18 |
20120262117 | CHARGING SYSTEM - A portable system for charging an electronic device has a charging system located within a bag, and an audio notification module for indicating a charging status of at least one of the battery charging system and the electronic device. Another portable system has a charging system located within a bag with a charging port accessible from an exterior of the bag. A charging apparatus is configured to connect to the charging port through the bag to provide power to the charging system. Yet another portable system has a charging system located within a bag with a battery check button accessible from an exterior of the bag and lights visible from an exterior of the bag. Upon activation of the battery check button by a user, a light module is configured to illuminate the lights to provide information regarding a state of charge of the charging system. | 2012-10-18 |
20120262118 | DUAL-CHARGEABLE BATTERY PACK IN A POWER SUPPLY - A dual-chargeable battery pack in a power supply is disclosed. The dual-chargeable battery pack comprises a main body provided with an electrical energy storage device, a first connecting device and a second connecting device. The first connecting device comprises a first charging terminal set and a first power output terminal set, wherein the first charging terminal set is configured to receive an input of a first power for outputting to the electrical energy storage device. The second connecting device comprises a second charging terminal set which is configured to receive an input of a second power for outputting to the electrical energy storage device. The electrical energy storage device is configured to output the electrical energy accumulated therein as a third power through the first power output terminal set. The second power is different than the first power. | 2012-10-18 |
20120262119 | Charger Loss Prevention Adaptor - A reminder system for a portable-device charger is designed for determining when it is likely that the charger is about to be left behind. Detection which may be in real time can pertain, depending on the embodiment, to disconnection of a portable device from the charger, and/or movement of a portable device out of wireless range of the charger or a charger adaptor. In some versions, the onset of reminding is, upon detecting disconnection, tentatively postponed until a predetermined criterion is met, such as expiry of a predetermined time period. Or the criterion can be detection of an out-of-range condition based on distance between the portable device and an adaptor or charger. In some embodiments detection and reminder issuance are incorporated in a unit, such as a plug-in wall adaptor or the charger itself. | 2012-10-18 |
20120262120 | Tablet Computer Storage and Charging Apparatus - An apparatus having a plurality of storage slots aids in storing tablet computers, specifically iPad, for charging and/or transmitting data to and/or from. Moreover, the apparatus allows for automatically plugging a tablet computer into either a charging cable and/or a data transmission cable when disposing in the apparatus. Methods of making and using the same are provided. | 2012-10-18 |
20120262121 | BATTERY BALANCING CIRCUIT AND BALANCING METHOD THEREOF AND BATTERY ACTIVATION METHOD - Disclosed is a battery balancing circuit for balancing the voltages of a reference battery module and a detachable battery apparatus, which has a load channel, a charging-discharging channel, a MCU and a charging-discharging control circuit. The reference battery module and detachable battery apparatus are connected in parallel. The load channel is connected to the reference battery module. The charging-discharging channel is disconnected from the reference battery module. The load and charging-discharging channels are connected to the detachable battery apparatus respectively through a first and a second switches. When the voltage of the detachable battery apparatus is higher or lower than a threshold value, the MCU controls the first and second switches, such that the detachable battery apparatus is connected to the charging-discharging control circuit through the charging-discharging channel and disconnected from the load channel. Then the MCU charges or discharges the detachable battery apparatus through the charging-discharging control circuit. | 2012-10-18 |
20120262122 | Battery Management Control Method - A battery management method and apparatus. In one embodiment of the method, a source current is divided into Ic and Icr. Ic is transmitted to and charges a battery. A first voltage is generated that is related to Icr. The first voltage is converted into a first digital signal. A processing unit receives and processes the first digital signal in accordance with instructions stored in a memory. The transmission of Ic to the battery is interrupted in response to the processing unit processing the first digital signal. Current provided by the battery is divided into Idc and Idcr. Idc is transmitted to a device. A second voltage is generated that is related to Idcr. The second voltage is converted into a second digital signal. The processing unit receives and processes the second digital signal in accordance with instructions stored in the memory. The transmission of Idc to the battery is interrupted in response to the processing unit processing the second digital signal. | 2012-10-18 |
20120262123 | Circuit Module and Battery Pack Including the Same - A circuit module of a battery pack includes a pattern resistor having conductivity; a temperature sensor that is adjacent to the pattern resistor and that senses a temperature of the pattern resistor; and a current detecting unit that is electrically connected to both ends of the pattern resistor, that is electrically connected to the temperature sensor, and that detects a current flowing in the pattern resistor based on a voltage across the ends of the pattern resistor and a temperature of the pattern resistor. | 2012-10-18 |
20120262124 | RESIDENTIAL ELECTRIC POWER STORAGE SYSTEM - A controller includes a data accumulation unit that obtains data of an amount of electric power consumed in a residence and accumulates the obtained data a representative pattern creation unit that creates a representative pattern based on the data accumulated in the data accumulation unit, the pattern representatively indicating how the electric power storage device varies in state of charge for its discharging period and a limit value determination unit that determines a limit value to correspond to the pattern. | 2012-10-18 |
20120262125 | METHOD AND CHARGE CONTROL FOR PROLONGING THE USEFUL LIFE OF BATTERIES - A method for prolonging the service life of a traction battery of an electric-powered or hybrid vehicle. The method includes recording at least one driving phase selection that encompasses a travel duration, a start of driving, or both; and recording an instantaneous state of charge of the traction battery. At least one aging parameter is minimized that encompasses the time interval between a charging process and the start of driving or the charging energy used to charge the traction battery in accordance with at least one driving phase selection; and the charging process is executed in accordance with the minimized aging parameter. Also, a charge control for implementing the method. | 2012-10-18 |
20120262126 | METHOD FOR INITIALIZING AND OPERATING A BATTERY MANAGEMENT SYSTEM - A method for initializing and operating a battery management system is disclosed. The method comprises the following steps. First, start the battery management system. Next, read battery variables which are stored in a nonvolatile memory of the battery and comprise the last state of charge of the battery. Then measure the open-circuit voltage of the battery. Next, determine an instantaneous state of charge value on the basis of the measured open-circuit voltage. Then determine an estimated value of the state of charge of the battery as a function of both the stored last state of charge of the battery and the instantaneous state of charge value. Then initialize the state of charge in the battery management system using the determined estimated value of the state of charge. Finally, operate the battery management system with the initialized values. | 2012-10-18 |
20120262127 | FLOW ULTRACAPACITOR - The present application is generally directed towards electrochemical energy storage devices. The devices comprise electrode material suspended in an appropriate electrolyte. Such devices are capable of achieving economical $/kWh(cycle) values and will enable much higher power and cycle life than currently used devices. | 2012-10-18 |
20120262128 | CONTROL DEVICE FOR VEHICLE AC GENERATOR - In a control device for a vehicle AC generator, a voltage control includes target voltage adjusting means for adjusting a target voltage value in response to a target change command from an external control unit and a gradual excitation control circuit that controls an excitation duty to increase according to an excitation duty control characteristic when a vehicle load increases and when the target voltage adjusting means varies the target voltage value to a lower value. The gradual excitation control circuit includes duty characteristic varying means for varying the excitation duty control characteristic. The duty characteristic varying means varies a rate of increase of the excitation duty in a predetermined region of the excitation duty control characteristic in comparison with its other region. | 2012-10-18 |
20120262129 | DOUBLE FED INDUCTION GENERATOR CONVERTER AND METHOD FOR SUPPRESSING TRANSIENT IN DEACTIVATION OF CROWBAR CIRCUIT FOR GRID FAULT RIDETHROUGH - A double fed induction generator (DFIG) system and controller are presented in which the rotor side converter is preloaded with one or more initial values for resuming regulated operation to counteract transients upon deactivation of the crowbar protection circuit to provide grid fault ride through. | 2012-10-18 |
20120262130 | POWER CONVERTER CONTROL APPARATUS - A power converter control apparatus includes a power converter part having a bridge circuit formed of a switching element and a field circuit controlling conduction of a field winding in an AC generator, and a control apparatus part having a field current detector, a temperature detector detecting a temperature of a generator part, the power converter part, or the control apparatus part, a field current instruction computation portion computing a field current instruction value of the generator, a temperature rise suppression portion computing a generated current suppression value on the basis of an output of the temperature detector and computing a field current suppression value on the basis of the computed generated current suppression value, a field current instruction selection portion selecting the field current instruction value or the field current suppression value whichever is the smaller, and a field current control portion controlling a field current. | 2012-10-18 |
20120262131 | Rotating Electrical Machine Abnormal State Detection Method and Apparatus and Wind Driven Generating System Using the Same - A rotating electrical machine abnormal state detection apparatus is provided. The apparatus includes: a current signal acquisition unit, coupled to a rotating electrical machine, for acquiring a set of real-time current waveforms from the rotating electrical machine; a state characteristic database, pre-storing a plurality of abnormal state characteristics which respectively correspond to a plurality of abnormal states; and an abnormal state detection unit, coupled to the current signal acquisition unit and the state characteristic database, for performing signal analysis on the set of real-time current waveforms to produce a current state characteristic, and comparing the current state characteristic with the abnormal state characteristics pre-stored in the state characteristic database to determine the abnormal state of the rotating electrical machine. | 2012-10-18 |
20120262132 | OVERVOLTAGE REPETITION PREVENTION CIRCUIT, METHOD THEREOF, AND POWER FACTOR COMPENSATION CIRCUIT USING THE SAME - The present invention relates to an overvoltage repetition prevention circuit, a method thereof, and a power factor correction circuit including the same. | 2012-10-18 |
20120262133 | BI-DIRECTIONAL CONVERTER VOLTAGE CONTROLLED CURRENT SOURCE FOR VOLTAGE REGULATION - A bi-directional converter voltage controlled current system and methods are disclosed. A bi-directional converter provides a bi-directional current to an electrical bus according to a variable duty-cycle control signal. Also, a bi-directional current sensing sensor senses the bi-directional current to provide a sensor voltage signal proportional to the converter current. Further, a variable duty-cycle controller controls a duty-cycle of the variable duty-cycle control signal to control a voltage of the electrical bus based on an error signal. | 2012-10-18 |
20120262134 | SEMICONDUCTOR DEVICE - A circuit including a first buffer coupled to a power line to output a first output signal based on a data signal to an output terminal, a second buffer coupled to the power line to output a second output signal based on the data signal to the output terminal when a control signal is in a predetermined level, and a control circuit coupled to the power line and the control signal. | 2012-10-18 |
20120262135 | LDO with improved stability - A low drop-out (LDO) voltage regulator which parallels a second pass device to a first pass device, where the second pass device has in series a small resistor. The small value resistor is a substitute for bond wires or capacitors with very low equivalent series resistances (ESR). A fast feedback loop is coupled to the junction of the second pass device and the small resistor and provides, via a Miller capacitor, a feedback signal to the amplifier of the voltage regulator. The added second pass device returns circuit stability by moving the fast-loop high frequency zero node back within the bandwidth of the circuit. | 2012-10-18 |
20120262136 | ENHANCED PHASE CONTROL CIRCUIT AND METHOD FOR A MULTIPHASE POWER CONVERTER - A multiphase power converter has a plurality of phase circuits, each of which provides a phase current when being active. During single-phase operation of the multiphase power converter, an enhanced phase control circuit and method monitor the summation of the phase currents, and when the summation becomes higher than a threshold, switch the multiphase power converter to a higher power zone to increase the number of active phases. A high efficiency and high reliability multiphase power converter is thus accomplished. | 2012-10-18 |
20120262137 | Current limitation for LDO - A method and circuits to limit the output load current of a current driven LDO voltage regulator are disclosed. The current through a second pass transistor, being in parallel to a first pass transistor and being a fraction of the current through the first pass transistor is measured and compared with a reference current. In case the current through the second pass transistor is larger than this reference current the current through the gates of both pass devices is reduced and thus the output load current of the voltage regulator is limited. | 2012-10-18 |
20120262138 | SYSTEM AND METHOD FOR LOAD CURRENT DEPENDENT OUTPUT BUFFER COMPENSATION - A load current compensating output buffer circuit and method are disclosed. The circuit includes a buffer amplifier coupled to a supply voltage and the inverting input receives an input voltage and the non-inverting input couples to an output capacitive load. A feedback impedance with a variable resistance circuit and a Miller capacitance in series is coupled to an output of the buffer amplifier and the capacitive load. A pass transistor couples to the supply voltage and the output capacitive load, the pass transistor having a gate terminal coupled to the output of the output buffer amplifier and the feedback impedance, a load current passing through the pass transistor. A sense circuit is configured to sense the load current and apply a control voltage to the variable resistance circuit to vary the resistance of the variable resistance circuit based on the load current. | 2012-10-18 |
20120262139 | SYSTEM AND METHOD FOR ACTIVE ELECTROMAGNETIC INTERFERENCE REDUCTION FOR A SWITCHING CONVERTER - An EMI reduction network for a converter, the converter including upper and lower power switches provided between an input voltage node and a reference node. An inductance is coupled between the input voltage node and the upper switch at a first node, a capacitance and an auxiliary power switch are coupled in series between the first and reference nodes, and a controller is provided to control switching. The controller switches the upper switch based on a PWM signal. The controller keeps the lower switch turned on until the phase node goes positive while the upper switch is on. The controller turns the auxiliary switch on after the lower power switch is turned off and turns the auxiliary switch off after the upper power switch is turned off The lower and auxiliary switches may be zero voltage switched, and the upper switch may be zero current switched. | 2012-10-18 |
20120262140 | Voltage Sag Corrector Using a Variable Duty Cycle Boost Converter - A sag corrector apparatus for providing voltages temporarily (ride-through) to a load during momentary electrical disturbances in the power supply line. In one embodiment, the disclosed apparatus compensates for voltage sags by using a variable duty cycle boost converter to boost the sagged line voltage to resemble desired voltage levels during occurrence of voltage sags. The boosted voltage available to a connected load during a sag depends on a sequence of operation of various control pulses. Duty cycle of the boost converter is controlled by changing the width (duration) of the control pulses. To prevent voltage shoot-throughs from over-boosting, an energy clamp circuit is provided to dissipate excess energy. Embodiments of the sag corrector circuit can be additionally integrated with power protection functions. | 2012-10-18 |
20120262141 | Active Droop Current Sharing - Point-of-load (POL) regulators may be configured as multiphase POL DC-to-DC (direct current to direct current) converters, operating in a multiphase configuration in order to boost the total current available to a system. Current balancing may be performed by utilizing an active low bandwidth current sharing algorithm that uses matched artificial line resistance (droop resistance) while maintaining multi-loop stability during both steady-state and dynamic transient states. The current sharing algorithm may be facilitated through digital communication between the devices, where the digital bus may be a single wire bus, a parallel bus or a clock-and-data bus. | 2012-10-18 |
20120262142 | CONTROL DEVICE FOR BUCK-BOOST CONVERTER - A control device is disclosed, having a signal generating circuit and a mode decision circuit. The signal generating circuit is used to generate a first control signal and a second control signal according to an output voltage of a buck-boost converter. The first control signal is used to conduct a first switch and a second switch of the buck-boost converter. The second control signal is used to conduct a third switch and a fourth switch of the buck-boost converter. When the duty cycle of the first control signal is greater than a first predetermined value and the duty cycle of the second control signal is less than a second predetermined value, the mode decision circuit configures the signal generating circuit to generate the first control signal and the second control signal with substantially the same duty cycle. | 2012-10-18 |
20120262143 | SEMICONDUCTOR INTEGRATED CIRCUIT FOR CONTROLLING REGULATOR CIRCUIT AND SIGNAL PROCESSOR WHICH OPERATES BASED ON OUTPUT VOLTAGE THEREOF - A control circuit receives a change request for an operating mode of a signal processor which operates based on an output voltage of a regulator circuit, changes the output voltage of the regulator circuit, and then changes the operating mode of the signal processor based on the change request. | 2012-10-18 |
20120262144 | BOOTSTRAP STARTUP AND ASSIST CIRCUIT - A bootstrap assist circuit and a startup circuit comprising a voltage controlled switch and a startup ramp voltage generator connected to the voltage controlled switch that will control a high side switch, a dimming interface or an enable/disable input function. Said system is used to provide a bootstrap technique to continuously switch a floating high side switch (MOSFET) by continuously charging a capacitor and then “level shifting” said capacitor voltage across the gate and source of the said high side switch to turn the switch on. | 2012-10-18 |
20120262145 | POWER-SUPPLY MODULE - A power-supply module includes at least one power-supply component, an inductor and a package. The inductor is disposed over the at least one power-supply components, and the at least a power-supply component and the inductor are disposed within the package. Besides, the power-supply module further comprises a printed circuit board, and the at least one power-supply component and the inductor are mounted to the printed circuit board. Moreover, the inductor comprises a plurality of leads that support the inductor over the at least one power-supply component. | 2012-10-18 |
20120262146 | REFERENCE-VOLTAGE GENERATION CIRCUIT - In a reference-voltage generation circuit using a diode, its temperature characteristics can be freely controlled. A regulating current supply section supplies a regulating current for regulating a diode current to an anode of one of a first or second diode. The regulating current supply section can change a magnitude of the regulating current, and can generate a current proportionate to a diode current of the other diode as the regulating current. | 2012-10-18 |
20120262147 | Method for compensating timing offset in calibration of AC voltage level switching in relay and computer program product thereof - A method for compensating a timing offset in calibration of AC (alternating current) voltage level switching in a relay and a computer program product thereof are introduced. The method involves performing timing detection of electrical connection/disconnection of the relay at a zero-voltage crossing point by a controlling unit and detecting circuits disposed at input and output ends of the relay, respectively, calculating a timing offset compensation value according to a temporal difference between a point in time of the switching of the relay and the zero-voltage crossing point, and obtaining an accurate response time of the relay to electrical connection/disconnection thereof according to the timing offset compensation value, such that the electrical disconnection/connection of the relay calibrated by the controlling unit coincides with the zero-voltage crossing point to avoid instantaneous high current charging and preclude a spark which is likely to end up in electrical disconnection. | 2012-10-18 |
20120262148 | VOLTAGE MEASUREMENT APPARATUS - A voltage measurement apparatus includes a power interface, first and second voltage detecting modules, first and second driving modules, and first and second indication modules. The first voltage detecting module compares an output voltage with a first reference voltage, to determine whether the output voltage is greater than the first reference voltage. The second voltage detecting module compares the output voltage with a second reference voltage, to determine whether the output voltage is less than the second reference voltage. The first indication module indicates the output voltage when the output voltage is greater than the upper limit voltage or less than the lower limit voltage. The second indication module indicates the output voltage when the output voltage is less than or equal to the upper limit voltage and greater than or equal to the lower limit voltage. | 2012-10-18 |
20120262149 | LOOP PARAMETER SENSOR USING REPETITIVE PHASE ERRORS - A method and system are disclosed for measuring a specified parameter in a phase-locked loop frequency synthesizer (PLL). In one embodiment, the method comprises introducing multiple phase errors in the PLL, measuring a specified aspect of the introduced phase errors, and determining a value for the specified parameter using the measured aspects of the introduced phase errors. In one embodiment, the phase errors are introduced repetitively in the PLL, and these phase errors produce a modified phase difference between the reference signal and the feedback signal in the PPL. In one embodiment, crossover times, when this modified phase difference crosses over a preset value, are determined, and these crossover times are used to determine the value for the specified parameter. In an embodiment, the parameter is calculated as a mathematical function of the crossover times. The parameter may be, for example, the bandwidth of the PLL. | 2012-10-18 |
20120262150 | Single-Phase Optical Current Transformer - An installation base is secured to part of outer peripheral surface of cylindrical container | 2012-10-18 |
20120262151 | SENSOR ASSEMBLY, SENSOR CONTROLLER AND CURRENT-MEASURING CIRCUIT - A sensor assembly for measuring an intensity of a current includes a first sensor apparatus configured to record an intensity of the electrical current with contact, a second sensor apparatus configured to record an intensity of the electrical current, the second sensor apparatus having a common measurement range with the first sensor apparatus, and a first analog-digital converter configured to convert analog measured values into digitized measured values. The first sensor apparatus, the second sensor apparatus and the first analog-digital converter are arranged on a common circuit carrier. | 2012-10-18 |
20120262152 | CURRENT SENSORS, SYSTEMS AND METHODS - Embodiments relate to magnetic current sensors. In various embodiments, a current sensor can include a simple conductor having a constant cross-sectional profile, such as round, square or rectangular, and being generally free of any notches or slots to divert current and thereby having a simpler manufacturing process, lower resistance and improved mechanical robustness. In embodiments, the conductor can be formed of a non-magnetic conductive material, such as aluminum or copper. | 2012-10-18 |
20120262153 | APPARATUS AND METHOD FOR MEASURING ELECTRICAL PARAMETERS OF CIRCUIT - An apparatus for measuring an electrical parameter of a circuit includes a measuring unit, a plurality of connection terminals and a selection switch. The measuring unit measures the electrical parameter. The selection switch selectively causes a conduction between the selection switch and at least one of the plurality of connection terminals. | 2012-10-18 |
20120262154 | ARRANGEMENT WITH A ROTATABLE X-RAY DETECTOR - The present embodiments provide an arrangement with an X-ray detector that is driven by a rotation device. The arrangement includes a first rotational speed sensor and a second rotational speed sensor that determine a rotation of the X-ray detector. The first rotational speed sensor and the second rotational speed sensor are coupled via a connection device including a pre-tensioned torsion spring. | 2012-10-18 |
20120262155 | Magnetic Field Sensor That Provides an Output Signal Representative of an Angle of Rotation and a Speed of Rotation of a Target Object - A magnetic field sensor and a method used therein provide an output signal in angle units representative of an angle of rotation of a target of and also an output signal in speed units representative of a speed of rotation of the target object. A power control circuit can cycle a magnetic field sensor on and off in accordance with a sensed rotation speed of the object. | 2012-10-18 |
20120262156 | Machine With Relative Rotatable Members - The invention relates to a machine (R) comprising a first member ( | 2012-10-18 |
20120262157 | MAGNETIC SENSOR FOR DETERMINING THE POSITION AND ORIENTATION OF A TARGET - The invention relates to a magnetic sensor for determining the position of a part ( | 2012-10-18 |
20120262158 | ANGLE DETECTING DEVICE - An angle detecting device has a combined structure of plural resolvers, but is simple and is easily produced, and has redundancy reducing the risk of failure. The angle detecting device has two resolvers which are combined in the axial direction and has a stator core | 2012-10-18 |
20120262159 | PUMP LINE LINEAR POSITION SENSING ASSEMBLY - A two-piece collar ( | 2012-10-18 |
20120262160 | ASYMMETRIC VARIABLE RELUCTANCE (VR) TARGET FOR MULTI-DIMENSIONAL MONITORING - A system is provided for dynamically determining an axial position of a rotating member. The system includes a target component on a circumferential periphery of the rotating member, the target component having a longitudinally asymmetric shape. The system further includes a sensor assembly fixedly positioned relative to the target component. The sensor assembly detects and outputs a plurality of signals having different positive pulse widths, as the target component moves axially past the sensor. The system further includes a circuit coupled to the sensor assembly and receiving the plurality of signals. The circuit determines an axial position of the target component for each of the plurality of signals based on a comparison of the different positive pulse widths. | 2012-10-18 |
20120262161 | VARIABLE RELUCTANCE RESOLVER - A VR resolver comprises a resolver stator and a resolver rotor. Teeth whose number is equal to the product of an integer P of 2 or more and 4 are arranged in an annular shape from the inner circumferential side to the inner side in the diameter direction of the resolver stator. In the resolver rotor, convex portions whose number is equal to the product of an odd number m of 3 or more and the integer P are radially projected. All the stator slots are provided with excitation coils which generate a magnetic field by the application of a voltage. Moreover, all the stator slots are provided with either a first coil or a second coil which outputs electric signals of different waveforms based on the magnetic field. | 2012-10-18 |
20120262162 | Bidirectional Magnetic Position Sensor Having Field Rotation - The disclosure relates to a magnetic position sensor in at least two directions, the sensor including at least one magnetized element and a probe including at least two magneto-sensitive elements located substantially on the same point and each measuring one of the components of the magnetic field generated by the magnetized element, the magnetized element being movable relative to the magneto-sensitive elements. The probe includes at least one processing circuit capable of carrying out angle and module calculations on the basis of algebraic combinations of the components of the magnetic field and providing at least two independent signals representing the position of the movable element along, respectively, one and the other of the two directions. According to the disclosure, the magnetization vector of the magnetized element is variable in relation to the normal vector on the surface of the magnetized element that is placed opposite the probe in at least one of the dimensions of the magnetized element so as to define a single position of the probe in relation to the magnetized element. | 2012-10-18 |
20120262163 | HALL SENSOR FOR CANCELING OFFSET - There is provided a Hall sensor for canceling an offset, including: a Hall element unit including at least one pair of Hall elements, each having a preset detection direction, and connecting detection terminals of the pair of Hall elements to different paths according to a preset calibration mode and a preset operation mode; and a calibration unit calibrating an offset of a detection voltage in the operation mode of the Hall element unit according to an detection voltage in the calibration mode of the Hall element unit. | 2012-10-18 |
20120262164 | MAGNETO-RESISTIVE SENSOR FOR MEASURING MAGNETIC FIELDS - Magneto-resistive sensors based on the AMR or GMR effect exhibit substantially enlarged linear characteristic curve regions as a result of the fact that their resistances are composed of magneto-resistive layer strips of differing anisotropic forms. Differing anisotropic forms can be achieved by different strip widths, strip thicknesses, strip intervals or strip materials. The temperature compensation for the output voltage of the magneto-resistive sensors, at least at one point on the characteristic curve, is achieved by the series connection of an additional layer strip with a temperature coefficient that differs from that of the magneto-resistive material to at least one magneto-resistive resistance of the sensor. | 2012-10-18 |
20120262165 | RELAXOMETRY - Apparatus, methods, and other embodiments associated with multi-scale orthogonal matching pursuit (OMP) for magnetic resonance imaging (MRI) relaxometry are described. One example method includes controlling a nuclear magnetic resonance (NMR) apparatus to cause selected nuclei in an item to resonate by applying radio frequency (RF) energy to the item and then acquiring multiple series of magnetic resonance (MR) images of the item, the series of MR images having different scales. The example method includes controlling the NMR apparatus to produce a combined signal evolution from a first signal evolution associated with a first series of MR images and a second signal evolution associated with a second series of MR images and to characterize relaxation of the selected nuclei in the item as a function of an OMP that compares the combined signal evolution to a set of combined comparative signal evolutions. | 2012-10-18 |
20120262166 | COMBINED CORRELATION PARAMETER ANALYSIS - Apparatus, methods, and other embodiments associated with combined correlation parameter estimation are described. One example method includes accessing data associated with a magnetic resonance (MR) signal produced by relaxation of nuclei in an item that has experienced nuclear magnetic resonance (NMR) excitation. The MR signal is a function of two or more NMR parameters. The example method also includes accessing data associated with a set of comparative signal evolutions and computing a value for an NMR parameter based on a combined correlation of the data associated with the MR signal to the data associated with the set of comparative signal evolutions. The combined correlation will depend on at least two correlations between the data associated with the MR signal and two different members of the set of comparative signal evolutions. | 2012-10-18 |
20120262167 | ACCELERATED MULTISPECTRAL DATA MAGNETIC RESONANCE IMAGING SYSTEM AND METHOD - A method for processing magnetic resonance imaging data includes accessing the magnetic resonance imaging data, the data including a plurality of magnetic resonance data sets each collected at different excitation frequencies and defining reconstructable images representative of sections of a single image of a subject. Each magnetic resonance data set includes sampled data for sampled phase encoding points but is missing data for unsampled phase encoding points. The method further includes determining the missing data of at least one of the magnetic resonance data sets using a correlation between the sampled data for the respective magnetic resonance data set and sampled data from at least one other magnetic resonance data set within a spectral window encompassing at least the respective magnetic resonance data set and the at least one other magnetic resonance data set. | 2012-10-18 |
20120262168 | MAGNETIC RESONANCE SYSTEM AND A METHOD FOR EMITTING HIGH-FREQUENCY SIGNALS - A magnetic resonance system having a transmitting system with a high-frequency antenna unit and a high-frequency transmit array. The high-frequency antenna unit is configured to emit high-frequency signals and receive magnetic resonance signals. The high-frequency transmit array has two high-frequency transmit units that allow parallel transmission of high-frequency signals. Each of the high-frequency transmit units of the high-frequency transmit array includes a separate trigger unit. | 2012-10-18 |
20120262169 | SYSTEM AND METHOD FOR DOUBLE INVERSION RECOVERY FOR REDUCTION OF T1 CONTRIBUTION TO FLUID-ATTENUATED INVERSION RECOVERY IMAGING - A system and method for double inversion recovery for reduction of T1 contribution to fluid-attenuated inversion recovery imaging include a computer programmed to prepare a double inversion recovery (DIR) sequence comprising a pair of inversion pulses and an excitation pulse, execute the DIR sequence to acquire MR data from an imaging subject, and reconstruct an image based on the acquired MR data. The preparation of the DIR sequence comprises optimizing a first inversion time (TI | 2012-10-18 |
20120262170 | METHOD AND DEVICE FOR DETERMINING A MAGNETIC RESONANCE SYSTEM CONTROL SEQUENCE - A method and a control sequence determination device for determining a magnetic resonance system control sequence is disclosed. The magnetic resonance system control sequence includes a multi-channel pulse with a plurality of individual high-frequency (HF) pulses to be transmitted in parallel by the magnetic resonance system via different independent high-frequency transmission channels. In one embodiment, the method includes calculating a multi-channel pulse based on an MR excitation quality parameter in an HF pulse optimization method. An HF pulse includes a plurality of successive HF partial pulses in discrete time steps. The method further includes considering, in the course of the HF pulse optimization method, a transmission bandwidth of an HF partial pulse to be transmitted during a discrete time step. A method for operating a magnetic resonance system and a magnetic resonance system that includes the control sequence determination device are disclosed. | 2012-10-18 |
20120262171 | Method of magnetic resonance imaging for the selection and recording of curved slices - A method of MR imaging applies a magnetic field B | 2012-10-18 |
20120262172 | MOTION CORRECTION IN ACCELERATED T1-WEIGHTED MAGNETIC RESONANCE IMAGING - A method includes the acts of acquiring a blade of k-space calibration data; acquiring a set of T | 2012-10-18 |
20120262173 | HIGH-FREQUENCY COIL UNIT AND MAGNETIC RESONANCE IMAGING DEVICE - There is provided a technique for securing a large examination space in a tunnel type MRI device without inviting increase of manufacturing cost and without significantly reducing irradiation efficiency or uniformity of the irradiation intensity distribution in an imaging region. Between rungs of a partially cylindrical RF coil, which coil corresponds to a cylindrical RF coil of which part is removed, there are disposed half-loops generating magnetic fields, which are synthesized with magnetic fields generated by loops constituted by adjacent rungs of the partially cylindrical RF coil and rings connecting the rungs to generate a circularly polarized or elliptically polarized magnetic field. Further, high-frequency signals of the same reference frequency having a desired amplitude ratio and phase difference are supplied to the partially cylindrical RF coils and half-loops. | 2012-10-18 |
20120262174 | METHOD FOR CALCULATING LOCAL SPECIFIC ENERGY ABSORPTION RATE (SAR) IN NUCLEAR MAGNETIC RESONANCE - A method for calculating a local specific energy absorption rate (SAR) on basis of an electric parameter and the mass density of a segmented geometry of an object and a magnetic field vector distribution of a radio frequency (RF) antenna. The values of the electric parameter and the mass density are pre-determined values, while the magnetic field vector distribution is estimated by a magnetic field mapping method based on a magnetic resonance (MR) scan. The magnetic field mapping method based on a magnetic resonance scan can be a Bi mapping method. The invention also relates to a magnetic resonance system by means of which SAR calculation can be done in a relatively short period of time. The invention also relates to a computer program comprising instructions for calculating a local specific energy absorption rate (SAR) according to the above mentioned method. The SAR calculation used in the above mentioned method, system and program is done in the relatively short period of time and as such is practicable in a clinical setting. | 2012-10-18 |
20120262175 | SYSTEM AND METHOD OF HIGH SIGNAL-TO-NOISE RATIO MAGNETIC RESONANCE IMAGING SCREENING - An MRI apparatus is disclosed, the MRI apparatus comprising a computer programmed to apply a fluid suppression technique prior to an imaging pulse-gradient sequence, wherein the fluid suppression technique is configured to suppress signals from fluids having long longitudinal relaxation times, and apply a fat suppression technique after the fluid suppression technique and prior to the imaging pulse-gradient sequence, wherein the fat suppression technique is configured to suppress fat signals. The computer is further programmed to apply a flow suppression preparation sequence after the fat suppression technique and prior to the imaging pulse-gradient sequence, wherein the flow suppression preparation sequence is configured to suppress moving tissue signals. The computer is also programmed to apply the imaging pulse-gradient sequence, cause the RF transceiver system to acquire MR signals during the imaging pulse-gradient sequence, and reconstruct an image from the acquired MR signals. | 2012-10-18 |
20120262176 | METHOD TO DETERMINE ELECTRON RELAXATION TIMES, T1, IN EPR TOMOGRAPHY - A method for determination of the images of electron relaxation times, T | 2012-10-18 |
20120262177 | BALANCED-TO-UNBALANCED TRANSFORMER FOR CONVERTING A SYMMETRICAL HIGH-FREQUENCY SIGNAL INTO AN ASYMMETRICAL HIGH-FREQUENCY SIGNAL - The present embodiments relate to a balanced-to-unbalanced transformer for converting a symmetrical high-frequency signal into an asymmetrical high-frequency signal. The balanced-to-unbalanced transformer includes two coil windings made of wire. The two coil windings are electrically insulated from each other and are wound on a winding form. Each of the two coil windings has an input at one end of the winding form for the symmetrical high-frequency signal and an output at another end of the winding form for the asymmetrical high-frequency signal. The two coil windings lie on top of one another in a radial direction of the winding form. | 2012-10-18 |
20120262178 | Apparatus And Method For Coupled LC-NMR Analysis - A device for performing chromatographic separations and nuclear magnetic resonance analysis has trapping means for holding a separated sample and to form a held separated sample and placing said held separated sample in said nuclear magnetic resonance assembly. One preferred trapping means forms a held separated sample and a passed separated sample. The passed separated sample is discharged from the device. Preferred trapping means comprise a trapping column or a separated sample loop. | 2012-10-18 |
20120262179 | ELECTROMAGNETIC AND ITS COMBINED SURVEYING APPARATUS AND METHOD - An electromagnetic and its combined surveying apparatus and method, utilizing small-sized one or three-dimensional magnetic field sensors with high dynamic range and high sensitivity, which can be used together with highly populated receivers for the electromagnetic exploration. The electrical field could be derived from the vertical component of the magnetic field of the highly populated receivers and the magneto-telluric data could be derived by measuring the three components of the magnetic data. Moreover, by means of connecting the same populated receivers with geophones or MEMS accelerometers, and moving the seismic sources together with the mobile electromagnetic source, seismic survey could be carried out. It is therefore able to undertake the interpretation of the seismic, electromagnetic and magneto-telluric data and perform a combined field exploration | 2012-10-18 |
20120262180 | BATTERY PACK FAILURE DETECTION DEVICE - Each detection unit is configured to compare a voltage output from a battery cell associated therewith a predetermined criterion voltage. A plurality of detection units operate sequentially in response to a start trigger and also sequentially transmit a signal that reflects a result of comparing the voltages to detect whether a battery pack has a low cell voltage fault. A fault monitoring device detects an internal resistance fault when it receives from a transmission circuit a determination signal indicating that the battery pack when electrically discharged has any of its battery cells outputting a voltage decreased to be lower than the criterion voltage and if a current detected has a value smaller in magnitude than a criterion current corresponding to a value of a current obtained by dividing a difference in voltage between an open circuit voltage of the battery cell and the criterion voltage by an upper limit value for internal resistance. | 2012-10-18 |
20120262181 | Electrostatic Probes for Mapping Conductive Web Bagginess - A method for testing a conductive web includes moving a conductive web past at least one electrostatic probe, providing an alternating current or voltage which generates an alternating current to the at least one electrostatic probe, measuring a current or voltage in the at least one electrostatic probe induced by a capacitance between the conductive web and the at least one electrostatic probe, comparing the measured current or voltage to a reference value, and determining a level of bagginess of the conductive web based on the step of comparing. | 2012-10-18 |
20120262182 | FINE PARTICLE DETECTION SYSTEM - There is provided a fine particle detection system with a fine particle sensor, a cable and a sensor drive control device. The fine particle sensor has an ion source unit with first and second electrodes, a particle charging unit and inner and outer sensor casings. The cable has a power supply wiring line connected to the second electrode, an inner shield line electrically continuous with the inner sensor casing and an outer shield line electrically continuous with the outer sensor casing. The sensor drive control device has an ion-source power supply circuit, a signal current detection circuit, an inner circuit casing electrically continuous with a first output terminal of the ion-source power supply circuit and surrounding the ion-source power supply circuit and an outer circuit casing connected to the ground potential and shielding the ion-source power supply circuit, the signal current detection circuit and the inner circuit casing. | 2012-10-18 |
20120262183 | INSULATING STATE DETECTION UNIT HAVING FAILURE DETECTOR - An insulating state detection unit is configured to perform failure detection for switches, which connect a flying capacitor to a sample hold circuit for acquiring a charge voltage and a ground potential, by using a failure determination threshold value according to a variable value. That is to say, the insulating state detection unit is configured to decide the failure determination threshold value by taking, as a reference, a charge voltage of a capacitor of the sample hold circuit charged with electric charge amount corresponding to a charge voltage of the flying capacitor when the flying capacitor is charged with electric charge amount corresponding to an output voltage of a DC power supply. | 2012-10-18 |
20120262184 | DISPLAY PANEL AND TESTING METHOD THEREOF - A display panel and a testing method of the display panel are provided. The display panel has a display region and a non-display region and includes a first substrate, a second substrate, and a display medium. The display panel further includes scan lines, data lines, pixel units, at least one testing line, and at least one testing pad. The scan lines and the data lines are located on the first substrate within the display region. The pixel units are located on the first substrate within the display region. Each pixel unit electrically connects one of the scan lines and one of the data lines. The testing line is located on the first substrate within the non-display region, crosses over the scan lines, and is insulated from the scan lines. The testing pad is located on the first substrate within the non-display region and electrically connected to the testing line. | 2012-10-18 |
20120262185 | WIRE HARNESS CONTINUITY INSPECTION DEVICE, WIRE HARNESS CONTINUITY INSPECTION PROGRAM, AND WIRE HARNESS CONTINUITY INSPECTION METHOD - A wire harness continuity inspection method according to the invention includes: a referring step of referring to auxiliary device-based wiring information to specify a first terminal of a first electrical component and a second terminal of a second electrical component connected by a circuit line, which are described in the auxiliary device-based wiring information; a first specifying step of referring to region-based connector/wiring information to specify a first electrical wire of which one end is connected to the first terminal of the first electrical component, described in the region-based connector/wiring information; and a first determining step of determining whether the terminal connected to the other end of the first electrical wire is identical to the second terminal of the second electrical component. | 2012-10-18 |
20120262186 | METHOD, SYSTEM AND COMPUTER-READABLE MEDIA FOR MEASURING IMPEDANCE OF AN ENERGY STORAGE DEVICE - Real-time battery impedance spectrum is acquired using a one-time record. Fast Summation Transformation (FST) is a parallel method of acquiring a real-time battery impedance spectrum using a one-time record that enables battery diagnostics. An excitation current to a battery is a sum of equal amplitude sine waves of frequencies that are octave harmonics spread over a range of interest. A sample frequency is also octave and harmonically related to all frequencies in the sum. A time profile of this sampled signal has a duration that is a few periods of the lowest frequency. A voltage response of the battery, average deleted, is an impedance of the battery in a time domain. Since the excitation frequencies are known and octave and harmonically related, a simple algorithm, FST, processes the time profile by rectifying relative to sine and cosine of each frequency. Another algorithm yields real and imaginary components for each frequency. | 2012-10-18 |
20120262187 | TEST CIRCUIT FOR BIAS TEMPERATURE INSTABILITY RECOVERY MEASUREMENTS - A method and test circuit provide measurements to accurately characterize threshold voltage changes due to negative bias temperature instability (NBTI) and positive bias temperature instability (PBTI). Both the bias temperature instability recovery profile and/or the bias temperature shifts due to rapid repetitions of stress application can be studied. In order to provide accurate measurements when stresses are applied at intervals on the order of tens of nanoseconds while avoiding unwanted recovery, and/or to achieve recovery profile sampling resolutions in the nanosecond range, multiple delay or ring oscillator frequency measurements are made using a delay line that is formed from delay elements that have delay variation substantially caused only by NBTI or PBTI effects. Devices in the delay elements are stressed, and then the delay line/ring oscillator is operated to measure a threshold voltage change for one or more measurement periods on the order of nanoseconds. | 2012-10-18 |
20120262188 | RADIO-FREQUENCY TEST PROBES WITH INTEGRATED MATCHING CIRCUITRY - Wireless electronic devices include wireless communications circuitry such as transceiver circuitry coupled to an antenna resonating element. The transceiver circuitry and the antenna element may be formed on first and second substrates, respectively. In compact wireless devices, transceiver and antenna matching circuits may be formed on the first substrate. During production testing, a radio-frequency test probe with integrated matching circuitry may be used to mate with a corresponding contact point on the first substrate. The integrated matching circuitry may include resistors, capacitors, and inductors soldered in desired series-parallel configurations within the test probe. When the test probe is mated to the contact point on the first substrate, a test unit connected to the test probe may be used to perform radio-frequency measurements to determine whether the transceiver circuitry satisfies design criteria. | 2012-10-18 |