46th week of 2012 patent applcation highlights part 19 |
Patent application number | Title | Published |
20120286694 | METHOD OF POWER AND TEMPERATURE CONTROL FOR HIGH BRIGHTNESS LIGHT EMITTING DIODES - Various embodiments relate to a method for driving a light emitting diode (LED) flash including: measuring a junction temperature of the LED by applying a test current to the LED and measuring the LED forward voltage; determining the drive current based upon the measured junction temperature and measured data characteristics of the LED; and applying the drive current to the LED for a specified length of time. | 2012-11-15 |
20120286695 | ELECTRIC SUPPLY DEVICE - An electric supply device for a high-pressure discharge lamp comprising: an electric supply device control unit, having a function of switching between a steady lighting mode and a low power lighting mode in which electric power lower than the electric power in the steady lighting mode is supplied to the high pressure discharge lamp. While in the low power lighting mode, predetermined base current is continuously supplied to the high pressure discharge lamp and a current supply command signal is sent so that boost current obtained by superimposing current having a predetermined magnitude on the base current, is periodically supplied thereto, and a luminance control signal for adjusting the luminance of a video signal of the liquid crystal projector apparatus according to a magnitude of the electric power of the high pressure discharge lamp, which is operated responding to the supply of the boost current, is sent. | 2012-11-15 |
20120286696 | DIMMABLE LED LAMP - A driver for an LED lamp assembly includes a rectifier configured to receive an AC power and produce a first DC power and a switching regulator coupled to the rectifier. The switching regulator is configured to receive the first DC power and produce an output DC power. The driver also includes a current controller coupled between the rectifier and the switching regulator. The current controller is configured to damp and stabilize an electric current flowing between the switching regulator and the rectifier. | 2012-11-15 |
20120286697 | SEMICONDUCTOR DEVICE - A semiconductor device in which a transistor can supply an accurate current to a load (EL pixel and signal line) without being influenced by variations is provided. | 2012-11-15 |
20120286698 | Product Display System, Profile Assembly For A Product Display System, And Method For Illuminating A Product - A product display system has a product carrier and a lighting device including a plurality of light sources, each having two or more LEDs of different light colour, and a control device. The control device can control the various light sources, and even the various LEDs in the light sources, in order, in this way, to achieve a different luminosity and/or light colour per light source. The control device reads an information carrier having information associated with the product, and adjusts a light source which illuminates a place of the product carrier designed for the product on the basis of information read from the information carrier. | 2012-11-15 |
20120286699 | APPARATUS FOR TUNING OF EMITTER WITH MULTIPLE LEDS TO A SINGLE COLOR BIN - An apparatus is used to tune the color produced by an LED-based lamp to a desired color or color temperature. To support tuning, the lamp can include two or more independently addressable groups of LEDs. Color or color temperature is tuned by controllably dividing an input current among the groups of LEDs. The apparatus determines an optimal division of the input current based on a linear interpolation between measured values of color or color temperature produced by at least two different divisions of the input current. | 2012-11-15 |
20120286700 | HIGH EFFICACY LIGHTING SIGNAL CONVERTER AND ASSOCIATED METHODS - A signal adapting chromacity system to control that may include a signal conversion engine to receive a source signal designating a color of light defined by a two spatial plus luminance dimensional color space, such as the xxY color space. The signal conversion engine may convert the source signal to a three dimensional color space defined within a subset gamut of a full color gamut, such as an RGW, RBW, or GBW color space. The subset gamut may include a first color light, a second color light and a high efficacy light. The signal conversion engine may perform a conversion operation to convert the source signal to an output signal, using the output signal to drive light emitting diodes (LEDs). The conversion operation may be a matrix, angular or linear conversion operation. | 2012-11-15 |
20120286701 | Light Emitting Diode Light Source With Layered Phosphor Conversion Coating - The LED (light emitting diode) light source that includes an LED chip or an array of LED chips that emit blue, or UV, violet, or other narrow wavelength light and a phosphor conversion coating that absorbs the radiation from the LED and re-emits lights of longer wavelengths and with wider spectrum of wavelength. The phosphor conversion coating includes a plurality of layered phosphor films wherein adjacent phosphor films are formed of different phosphor materials. A method of forming an LED light source includes soldering LED chip to an electrically insulating substrate and forming a phosphor conversion layer. Forming the phosphor conversion layer includes depositing a number of adjacent phosphor films directly on the surface of the LED chip or on the surface of an optically transparent substrate which may be of curved or flat surface. | 2012-11-15 |
20120286702 | APPARATUS AND METHOD FOR ENERGY STORAGE WITH RELATIVISTIC PARTICLE ACCELERATION - An energy storage device is proposed that utilizes acceleration of particles to near relativistic velocities to store energy in the kinetic energy of accelerated particles. Designs and models are provided for a commercially feasible device that implements the concept. The device allows tremendous performance capabilities across many parameters including energy density. Multiple innovations are also proposed for methods to reconvert the kinetic energy of accelerated particles back to electricity. In addition, certain innovations are proposed for accelerated particle beam control, beam particle designs and beam confinement rings. The device is different from existing particle collider storage rings in that it maximizes total beam energy, not energy per particle by accelerating particles to velocities substantially less than the speed of light. In addition, it includes innovations to meet the requirements of the commercial market with specific applications in markets such as grid level storage and energy storage for vehicles. | 2012-11-15 |
20120286703 | PARTICLE ACCELERATOR AND CHARGED PARTICLE BEAM IRRADIATION APPARATUS INCLUDING PARTICLE ACCELERATOR - A particle accelerator that is a synchrocyclotron accelerating charged particles and which includes an acceleration electrode that accelerates the charged particles; a high frequency power source that supplies the electric power to the acceleration electrode; a control unit that adjusts the frequency of the electric power supplied from the high frequency power source based on energy of the charged particle which is accelerated; and a matching circuit that has a coil and a capacitor, and performing impedance matching between the acceleration electrode and the high frequency power source, wherein the matching circuit has an inductance adjustment unit electrically adjusting the inductance of the coil. | 2012-11-15 |
20120286704 | DRIVE CONTROL APPARATUS AND DRIVE CONTROL METHOD FOR VIBRATION WAVE DRIVING APPARATUS - Provided are a drive control apparatus and a drive control method for a vibration wave driving apparatus enabling a wider dynamic range and increased quietness. The drive control apparatus for a vibration wave driving apparatus of the present invention is a drive control apparatus for a vibration wave driving apparatus in which, by providing a drive signal to a vibrator provided with an electro-mechanical energy conversion device, a driven part in contact with the vibrator is relatively moved, wherein, when the driven part is activated by changing a frequency of the drive signal, a time throughout which the drive signal is made to be in an off state is provided every time the frequency is changed. | 2012-11-15 |
20120286705 | APPARATUS AND METHOD FOR CONTROLLING ROTARY ELECTRIC MACHINE - A control apparatus controlling rotary electric machine includes a conversion circuit converting a DC voltage into an AC voltage so as to rotate the rotary electric machine and a control unit. The conversion circuit includes a high-side switch, a low-side switch that connected to stator windings of the rotary electric machine. The control unit controls the conversion circuit such that both high-side/ low-side switches are controlled to be successively ON and OFF at every predetermined periods for converting the DC voltage into AC voltage. The control unit dynamically controls high-side and low-side neutral switches each connected to a neutral point of the stator windings so as to increase or decrease a voltage at the neutral point whereby current flowing through the rotary electric machine is adjusted. As a result, a torque of the rotary electric machine is optimized. | 2012-11-15 |
20120286706 | BATTERY MODULE, AND ELECTRIC VEHICLE, MOVABLE BODY, BATTERY SYSTEM, POWER STORAGE DEVICE, AND POWER SUPPLY DEVICE INCLUDING THE SAME - A plate-shaped portion of each of separators has a cross-sectional shape bent in a concavo-convex shape in a vertical direction. The plate-shaped portion of each of the separators has a flat cross-sectional shape. The plurality of separators are arranged parallel to one another to alternately line up. One surface of each of the battery cells abuts on the plate-shaped portion of the separator, and the other surface abuts on the plate-shaped portion of the separator. Thus, a spacing between the battery cells, which are adjacent to each other with the separator sandwiched therebetween, becomes equal to the thickness of the plate-shaped portion, and a spacing between the battery cells, which are adjacent to each other with the separator sandwiched therebetween, becomes equal to the thickness of the plate-shaped portion. | 2012-11-15 |
20120286707 | Method and Apparatus for Controlling Dynamic Braking on Locomotives - A system and method are provided for controlling a locomotive such that the braking effort is maintained at its optimal maximum level throughout the extended range. The method comprises detecting a first reduction in speed of the locomotive; energizing at least one solid state device connected across one or more grid resistors for a first predetermined amount of time to divert current away from the one or more grid resistors for the first predetermined amount of time; and de-energizing the solid state device after the first predetermined amount of time. The solid state device may be an Isolated Gate Bipolar Transistor (IGBT) and a plurality of solid state devices are energized, each solid state device being connected across a corresponding resistor grid. | 2012-11-15 |
20120286708 | REVERSE RECOVERY CURRENT PREVENTION DEVICE AND MOTOR DRIVING APPARATUS - A reverse recovery current prevention device includes a full wave rectifier having a plurality of diodes, first and second diodes, a switch part and a switch control unit. The full wave rectifier rectifies a power source voltage from an alternating current power source inputted into first and second input terminals. The first and second diodes have anode terminals connected to the first and second input terminals, respectively. The switch part opens or shorts an electrical circuit between a negative-side output terminal of the full wave rectifier and each cathode terminal of the first and second diodes. The switch control unit prohibits the switch part from shorting the electrical circuit between the negative-side output terminal and each of the cathode terminals when a voltage between the negative-side output terminal and each of the cathode terminals is at or above a threshold. | 2012-11-15 |
20120286709 | MOTOR WITH CIRCUITS FOR PROTECTING MOTOR FROM INPUT POWER OUTAGES OR SURGES - A DC motor is provided. The DC motor prevents rush or overload of current in the DC motor during and/or after power input irregularities to the DC motor. A control circuit of the DC motor is configured to control current provided to the DC motor. When power irregularities in the power input to the DC motor are detected by the control circuit, the control circuit stops generating PWM (Pulse Width Modulated) signals and stops the current provided to the DC motor. After the stoppage of PWM signals, the control circuit can perform a soft-start of the PWM signals when the power irregularities are no longer detected. The soft starting of the PWM signals generates gradual increase in current to the DC motor, thus, preventing sudden rush of current that cause malfunction of the DC motor. | 2012-11-15 |
20120286710 | CIRCUIT ARRANGEMENT AND METHOD AND DEVICE FOR OPERATING THE CIRCUIT ARRANGEMENT - A circuit arrangement for an electrical machine having a plurality of stator windings, with each stator winding including at least a first winding phase and a second winding phase. The circuit arrangement includes at least a prespecified first and a prespecified second selection of in each case a plurality of half-bridges. A common connection of the two switching elements of the respective half-bridge of the first selection can be electrically coupled in each case to a connection of the first winding phase of the respectively associated stator winding. A common connection of the two switching elements of the respective half-bridge of the second selection can be electrically coupled in each case to a connection of the second winding phase of the respective associated stator winding. | 2012-11-15 |
20120286711 | AC MOTOR - An embodiment of the invention provides an AC motor that is driven by an AC voltage. The AC motor includes a motor coil, a switch circuit, a position detector and a controller. The motor coil receives the AC voltage to drive an axis of the motor. The switch circuit is coupled to the motor coil and controls a current passing through the motor coil. The position detector detects the position of a motor rotor to output a polarity signal. The controller controls the switch circuit according to the polarity signal and the AC voltage to make the current to be a first current with a first direction or a second current with a second direction. | 2012-11-15 |
20120286712 | MOTOR DRIVE APPARATUS - In a motor drive apparatus for driving a three-phase AC motor, a first mounting part of a heat sink is formed along an end. A second mounting part is formed in a direction perpendicular to the first mounting part and includes a first column part and a second column part. Three motor relay FETs are mounted on the first mounting part. Six inverter FETs and two power relay FETs are mounted on the second mounting part. Leads of the FETs are electrically connected to an electric circuit substrate. Heat generated by the FETs is radiated to the heat sink through an insulating and heat radiating sheet. By thus arranging the FETs, the motor drive apparatus is reduced in size. | 2012-11-15 |
20120286713 | DETERMINATION OF THE POSITION OF THE ROTOR OF AN ELECTRIC MACHINE - A frequency converter and a method for determining the position of the rotor of an electric machine are provided. The frequency converter includes a load bridge and a control of the load bridge, for supplying electricity between the load bridge and an electric machine connected to the load bridge. The frequency converter includes a determination for at least one electrical parameter of the electric machine, and includes a determination for the position of the rotor of the electric machine. The load bridge is fitted to supply a first alternating electricity excitation signal, which is formed in relation to the electrical angle of the electric machine, to the electric machine. The frequency converter is further fitted to determine the first alternating electricity response signal corresponding to the first alternating electricity excitation signal, and the position of the rotor is determined on the basis of the first alternating electricity response signal. | 2012-11-15 |
20120286714 | ROTOR POSITION DETECTING APPARATUS - A rotor position detecting apparatus includes a PWM control portion controlling a switching element included in an inverter by a PWM signal having a predetermined frequency, a determination portion determining a magnitude correlation at least two times between a reference voltage specified beforehand and a terminal voltage of each terminal included in a three-phase motor in a state where the terminal voltage corresponds to one cycle of the PWM signal, and a detection portion detecting a position of a rotor of the three-phase motor based on a determination result of the determination portion. | 2012-11-15 |
20120286715 | VENTILATION DEVICE - A ventilating system that can make an air flow rate variable includes a DC motor that drives blades and a control circuit that controls the DC motor. The control circuit includes a first current detecting unit that detects a current flowing in the DC motor, a rotating speed detecting unit that detects a rotating speed of the DC motor, and a control unit that controls the DC motor based on a rotating speed detected by the rotating speed detecting unit and a current detected by the first current detecting unit. The current detecting unit includes a plurality of low-resistance resistors, detects a motor current by using divided voltages of the low-resistance resistors, and calculates a ventilation air flow rate based on the rotating speed detected by the rotating speed detecting unit and the current detected by the first current detecting unit. | 2012-11-15 |
20120286716 | CONTROL DEVICE FOR ROTATING ELECTRIC MACHINE AND METHOD OF CONTROLLING ROTATING ELECTRIC MACHINE - An ECU executes a program including a step of detecting the rotation speed of a motor, a step of determining the diffusion width of carrier frequency, a step of determining the carrier frequency based on the determined diffusion width, a step of generating a carrier signal based on the determined carrier frequency, and a step of executing pulse width modulation based on an AC voltage command and the carrier signal. | 2012-11-15 |
20120286717 | POWER CONVERSION APPARATUS PROVIDED WITH SUBSTRATE HAVING INSULATING AREA - A power conversion apparatus includes: a high-voltage circuit; a low-voltage circuit operating with an operating voltage lower than that of the high-voltage circuit; and a substrate. The substrate includes an edge section, portions corresponding to the low-voltage circuit and the high-voltage circuit formed thereon and a voltage conversion circuit converting a voltage range of the high-voltage to be capable of operating by the low-voltage circuit. The substrate is provided with an insulating area in a periphery of the high-voltage circuit, and the voltage conversion circuit being provided with an insulating area in a periphery thereof. The insulating area provided in the periphery of the voltage conversion circuit shares an area with at least either of the insulating area provided in the periphery of the high-voltage circuit and the edge section of the substrate. | 2012-11-15 |
20120286718 | SYSTEMS AND METHODS FOR PROVIDING A PERSONAL ELECTRONICS CARRYING DEVICE - The present invention relates to a device for carrying a personal electronic device. In particular, the present invention relates to a carrying device having an internal battery whereby a personal electronic device is coupled to the battery of the carrying device to power and/or charge the personal electronic device. Additionally, a carrying device is disclosed including an AC power adapter whereby the carrying device is plugged into an electrical receptacle to charge the battery of the carrying device. | 2012-11-15 |
20120286719 | SECONDARY BATTERY - A piezoelectric element layer is further formed as a package material of a secondary battery, so that the secondary battery can be self-charged using a voltage generated in the piezoelectric element layer according to vibration generated in an electronic device and vibration generated by movement of the electronic device itself. The secondary battery includes a battery case that accommodates an electrode assembly, the battery case having an outer coating layer and a piezoelectric element layer formed on an inner surface of the outer coating layer, and a protection circuit module mounted to an outside of the battery case and electrically connected to the electrode assembly. In the secondary battery, a voltage storage is provided to the protection circuit module, and the piezoelectric element layer converts absorbed vibration into voltage and then stores the voltage in the voltage storage so that the secondary battery is self-charged as occasion demands. | 2012-11-15 |
20120286720 | JUMP-STARTING METHOD AND DEVICE FOR IMPLEMENTING THE METHOD - In a jump-starting method between an electric vehicle providing a jump-start and an electric vehicle receiving a jump-start, the electrical systems of the two electric vehicles are temporarily interconnected electrically during the time of the jump-starting. | 2012-11-15 |
20120286721 | Multi-purpose Mobile Power Supply Charger Structure - A multi-purpose mobile power supply charger structure comprising: a main body, with containing room, and sequentially comprising stepladder shaped an upper, a middle, and a lower frame, inside of the main body, provided with a battery and a circuit device, and on both sides of the main body provided with an output port and an input port, and on the back side of the main body further provided with a movable plug, and at the lower fringe of the upper frame provided with a sliding groove, and on the middle frame, provided groove through connection point, which electrically connected with the circuit device, as to the lower frame, provided with a slide guiding groove and a recovery mechanism; a power switch, provided on the upper frame and connected with the built-in battery and the circuit device; a detecting switch, provided on the upper frame, and connected with its one side provided with indicating lights; a plurality of fastening block, provided in the sliding groove of the upper frame, wherein at least two of the fastening block, and provided with a projecting through connection point; a rotatable top plate, provided with a restraining block, and provided on the lower frame with a rotation axle, and connected with the recovery mechanism. Thereby, with this design, the present invention provides charging to batteries of various kind of portable electronic product and support to its operation power, and further provides charging with built-in battery of its main body. | 2012-11-15 |
20120286722 | Charger - The charger | 2012-11-15 |
20120286723 | POWER MANAGEMENT SYSTEM, POWER MANAGEMENT APPARATUS, AND POWER MANAGEMENT METHOD - There is provided a power management system including a power receiving unit for receiving power from outside according to consumption of power, an electrical storage unit for storing the power received by the power receiving unit, and a discharge control unit for controlling a second power amount discharged from the electrical storage unit so that a first power amount provided by the power receiving unit attains a predetermined time-series pattern. | 2012-11-15 |
20120286724 | Mobile wireless charger system - A mobile wireless charger system includes a supplying-end module and a receiving-end module. The supplying-end module adjusts the output wave energy to the receiving-end module at a handheld apparatus by means of modulated frequency and driving power. The microprocessor of the supplying-end module can receive different voltage input from different power sources, such as high voltage city power supply or low voltage solar cell for charging a rechargeable battery at the handheld apparatus in a wireless manner. | 2012-11-15 |
20120286725 | Methodologies for Implementing Smart Control of Vehicle Charging - The described method and system provide for remotely controlling the charging operation of plurality of vehicles. In one implementation, a call center may receive a request from a utility regarding a particular grid and sends out an inquiry to locate vehicles in that grid. Once the vehicles have been located, the call center sends a command to those vehicles corresponding to the utility's request. In another implementation, vehicles may register information with the call center every time a charging event takes place, and the call center keeps track of the location of each vehicle based on the registration. When the call center receives a request from a utility, the call center may directly send out commands to vehicles based on the request. In other implementations, vehicle charging may be remotely controlled through the call center by consumers, the utility, or a home energy management system (HEMS). The charging control may further be customized based on a variety of information and preferences provided to the call center by the consumer, utility, or HEMS. | 2012-11-15 |
20120286726 | WIRELESS POWER TRANSMISSION AND CHARGING SYSTEM, AND RESONANCE FREQUENCY CONTROL METHOD OF WIRELESS POWER TRANSMISSION AND CHARGING SYSTEM - A wireless power transmission and charging system, and a communication method of the wireless power transmission and charging system are provided. In one embodiment, a resonance frequency control method of a wireless power transmitter may include: generating communication power used for communication in a plurality of target devices using a reference resonance frequency; transmitting communication power to the plurality of target devices; transmitting charging power to the plurality of target devices; and adjusting the reference resonance frequency based on a reflected wave of the charging power, the amount of power received by one or more of the target devices, the amount of the charging power, the transmission efficiency of the charging power, or any combination thereof. | 2012-11-15 |
20120286727 | METHOD AND APPARATUS FOR AVOIDING NOISE IN NON-CONTACT CHARGING SYSTEM - A wireless charging method in a wireless charging system is provided. In the method, wireless charging is performed by providing wireless charging power to a charging circuit. When both a first communication signal and a second communication signal are detected while the wireless charging is performed, the wireless charging power is isolated from the charging circuit. The wireless charging power is isolated so that noise included in the wireless charging power is not provided to the charging circuit. | 2012-11-15 |
20120286728 | WIRELESS ENERGY TRANSFER SYSTEM AND METHOD FOR FEEDING AN ELECTRIC LOAD - A wireless energy transfer system and an associated method for feeding an electric load are provided. The system includes a transmitter which includes a generator adapted to generate a radiofrequency signal at a first frequency and a first resonant circuit adapted to transmit the radiofrequency signal; and a receiver adapted to receive the radiofrequency signal and comprising a second resonant circuit. The second resonant circuit is adapted to be located in the non-radiative near field generated by the first resonant circuit, and the transmitter includes frequency sweeping functionality, which imposes on the radiofrequency signal generator a cyclic excursion of the first frequency in the neighborhood of a nominal frequency of the generator so that, when the first frequency matches the resonant frequency of the second resonant circuit, a non-radiative energy transfer occurs. | 2012-11-15 |
20120286729 | ELECTRIC VEHICLE SUPPLY EQUIPMENT WITH OVER-CURRENT PROTECTION - An EVSE system includes an electric vehicle supply circuit having overcurrent protection circuit to prevent excessive current from flowing to the electric vehicle. A current limit may be set by a manufacturer of the EVSE, by a user of the EVSE, by an electric utility, by the EVSE itself in response to a control pilot signal, etc. The current limit may be set to prevent tripping an overcurrent protection device on a branch circuit for the EVSE, to accommodate one or more parameters of an electric vehicle charging facility, etc. The overcurrent protection feature may be integrated into a controller for the electric vehicle supply circuit, or it may be operate independently of the controller. | 2012-11-15 |
20120286730 | Automatic Recharging Robot for Electric and Hybrid Vehicles - Systems and methods are disclosed for automatically recharging electric and plug-in hybrid vehicles. A deployment assembly ( | 2012-11-15 |
20120286731 | BATTERY CHARGER - A battery charger includes a base, a plug formed on the base and electrically connected to an external power source, an interface formed on the base and electrically connecting an external device, a clamp formed on the base and fixing and electrically connecting a battery, and a controller embedded in the base and electrically connected to the plug, the clamp, and the interface. The controller is able to boost the battery voltage to a rated charging voltage of the external device and conducting the voltage to the interface to charge the external device. | 2012-11-15 |
20120286732 | SHARED CONTROL OF THERMISTOR AND DUAL PURPOSE THERMISTOR LINE - A battery pack can include a temperature sensor that can provide an output that is indicative of a temperature associated with the battery pack. A battery management unit can directly measure the temperature sensor when the battery pack is by itself or engaged with a tool. A charger can directly read the temperature sensor when the battery pack is engaged with the charger. Thus, the temperature sensor can be shared by the battery pack and the charger. The battery pack can utilize a same terminal that provides access to the temperature sensor to indicate a stop-charge signal. The charger can read the stop-charge signal on the same terminal used to directly access the temperature sensor. | 2012-11-15 |
20120286733 | BATTERY SYSTEM AND BATTERY EQUALIZER - A battery equalizer for equalizing electrical energy of a first battery unit and a second battery unit includes a first diode, a first switch, a second diode, a second switch, a capacitor and an inductor. The components are electrically connected to be able to form different circuit loops to equalize the electrical energy of the two battery units. | 2012-11-15 |
20120286734 | Battery Apparatus for Controlling Plural Batteries and Control Method of Plural Batteries - Lower order control devices control plural battery cells configuring plural battery modules. An input terminal of the low order control device in the highest potential, an output terminal of the low order control device in the lowest potential, and a high order control device are connected by isolating units, photocouplers. Diodes which prevent a discharge current of the battery cells in the battery modules are disposed between the output terminal of the low order control device and the battery cells in the battery module on the low potential side. Terminals related to input/output of a signal are electrically connected without isolating among the plural low order control devices. | 2012-11-15 |
20120286735 | ENERGY STORAGE MODULE AND CONTROLLING METHOD THEREOF - Disclosed herein is an energy storage module including a first energy container, a second energy container that is connected to the first energy container in parallel, and a switching control unit that senses the energy containers corresponding to predetermined deterioration conditions among the first and second energy containers to selectively open the energy containers corresponding to deterioration conditions so as to selectively charge/discharge the energy containers, whereby the deterioration can be minimized without stopping the overall energy storage module. | 2012-11-15 |
20120286736 | BATTERY MODULE AND METHOD FOR DETERMINING BATTERY ID AND TEMPERATURE - A battery module for a portable electronic device is disclosed. The battery module is connected with the portable electronic device with at least three contacts. The battery module includes a battery, a recognition circuit, and a thermal sensing circuit. The recognition circuit has an energy storage element and a current limiting element, and the thermal sensing circuit has a switch and a thermal sensing element. The thermal sensing element varies its electric parameter in accordance with the temperature of the battery module. With the charging curve of charging the energy storage element by way of the current limiting element, the portable electronic device can determine a battery type, and the thermal sensing circuit is then initiated to acquire the thermal information of the battery module. | 2012-11-15 |
20120286737 | ELECTRONIC DEVICE USING RECHARGEABLE BATTERIES AND BATTERY STATUS CONTROL METHOD APPLICABLE THERETO - An electronic device includes: a plurality of parallel-connection battery groups; and a plurality of battery balance circuits, respectively coupled to the parallel-connection battery groups, when the parallel-connection battery group has a temperature over a predetermined temperature range, the battery balance circuit performs a thermal balance operation on the parallel-connection battery group so that the temperature of the parallel-connection battery group returns into the predetermined temperature range. | 2012-11-15 |
20120286738 | EMERGENCY POWER SUPPLY MECHANISM AND PROCEDURE FOR THE EMERGENCY POWER SUPPLY - An emergency power supply device is provided to supply emergency power to a direct voltage circuit. The direct voltage circuit has a first potential tap and a second potential tap, comprising an energy storage unit. The energy storage unit has a plus pole and a minus pole, and one of the poles is connected to the first potential tap via a first connection. The other pole is connected to the second potential tap via a second connection. At least one of the connections has a directional electric current meter and at least one of the connections has an interrupter. The directional electric current meter can measure a flow of charging current. The interrupter can prevent a flow of charging current, and the interrupter can be controlled as a function of the flow of charging current that has been measured. | 2012-11-15 |
20120286739 | System and Method for Estimating a State of a Battery Pack - A method for estimating the state of a battery having multiple cells is disclosed. In one embodiment, strain gauges are coupled to battery binding bands that hold cells of the battery together. The strain measured by the gauges may be related to the electrical charge stored by the battery. The method may improve estimates of battery state of charge during conditions when battery voltage changes little and the battery continues to accept charge. | 2012-11-15 |
20120286740 | FAST CHARGING DEVICE FOR AN ELECTRIC VEHICLE - A device for charging a battery including a rectifier input stage configured to be connected to a power supply network and an inverter output stage configured to be connected to the battery, and a mechanism regulating average current obtained from the input stage about a current value generated from the maximum current supplied by the power supply network and according to a coefficient that is at least equal to a ratio between the maximum voltage rectified by the input stage and the battery voltage. | 2012-11-15 |
20120286741 | FAST BATTER CHARGING SYSTEM AND METHOD - A system and method includes detecting whether a fast charger is coupled to a system having a processor and a memory, providing current to a battery from an internal charger circuit if no fast charger is detected, and providing current to the battery from the fast charger if the fast charger is detected. | 2012-11-15 |
20120286742 | Power Reception Device and Power Transmission Device - A power reception device and a power transmission device which are capable of suppressing an adverse effect of an electric field. A power reception device includes a capacitive coupling electrode comprising a high voltage side conductor and a low voltage side conductor extending around the high voltage side conductor. The high voltage side conductor is disposed on a surface of a housing. The low voltage side conductor is disposed inside a circuit board. A plurality of module parts are mounted on a surface of the circuit board which is located on an opposite side away from the high voltage side conductor with respect to the low voltage side conductor. | 2012-11-15 |
20120286743 | SYSTEM AND METHOD FOR GENERATING A NEGATIVE CAPACITANCE - A method of generating a negative capacitance in a capacitor device is provided. The method comprises providing the capacitor device. The capacitor device comprises an active layer of vanadium dioxide (VO | 2012-11-15 |
20120286744 | VEHICLE ALTERNATOR HAVING SYNCHRONOUS RECTIFICATION AND ELECTRONIC FAULT MANAGEMENT - A synchronous rectification alternator for a motor vehicle is disclosed. The alternator includes a stator, a rotor, and a synchronous rectification system for rectifying into a DC voltage the alternating voltages supplied by the stator, and a voltage regulator for regulating the DC voltage. The alternator also includes fault detection for detecting faults in the synchronous rectification and supplying fault detection information to the voltage regulator. In one version, the fault information is supplied to the voltage regulator at fault inputs also receiving phase signals representing the alternating voltages supplied by the stator. At least one of the items of fault information is used to cause, in the voltage regulator, opening of an excitation circuit supplying current to an excitation coil of the rotor so as to produce, in the voltage regulator, a fault indication. The opening of the excitation circuit is preferably caused through a suitable command of a fast demagnetisation transistor included in the excitation circuit. | 2012-11-15 |
20120286745 | DIGITAL POWER FACTOR CORRECTION DEVICE - A digital power factor correction device is provided, which is an all-digital control module. The digital power factor correction device includes a voltage loop control unit, an input power control unit, a current loop control unit, and a pulse width modulation generation unit, to perform power factor correction for minimizing the phase difference between input current and input voltage through adjusting input current with an external driver and a switch unit. The voltage loop control unit and the current loop control unit contain proportion-integral-differentiation controller to form voltage control loop and current control loop, respectively. The input power control unit adjusts current waveform according to the input power, while the pulse width modulation generation unit decides stop time of pulse width modulation to produce a pulse width modulation signal, to control the external driver and the switch unit for eliminating loading effect. | 2012-11-15 |
20120286746 | DYNAMIC CONTROL OF THE POWER SOURCING CAPABILITY OF A POWER SOURCE - A method, apparatus, and device provide for the control of the power sourcing capability of a power source that supplies power to a device. A detection element of the device is operable to dynamically detect a power sourcing capability of the power source. A control element of the device is operable to monitor the detected power sourcing capability of the power source and to control the power source to effect a change in the power sourcing capability of the power source in response to a determination that the detected power sourcing capability of the power source is in violation of a threshold value. | 2012-11-15 |
20120286747 | BUCK CONVERTER - A buck converter includes an input terminal, two MOSFETs, a PWM module and a control module. The input terminal is coupled to a power source, the PWM module is coupled to the gates of the two MOSFETs to turn on and turn off the two MOSFETs alternately. The control module is configured to shut down the power source if a drain-source resistance in each one of the two MOSFETs is not within normal values when either MOSFET is turned on. | 2012-11-15 |
20120286748 | BUCK CONVERTER - A buck converter includes an input terminal, two MOSFETs, a PWM module and a control module. The input terminal is coupled to a power source to provide power to the buck converter. The PWM module is coupled to the gates of the two MOSFETs to alternately turn on and turn off the two MOSFETs. The control module is configured to shut down the power source if a drain-source resistance or a gate-source resistance in either one of the two MOSFETs is not within normal values when the two MOSFETs are turned off. | 2012-11-15 |
20120286749 | STEP-UP/DOWN DC-DC CONVERTER AND SWITCHING CONTROL CIRCUIT - A step-up/down DC-DC converter and switching control circuit are described. According to one implementation, a switching control circuit generates an on/off signal of a first switching device supplying a current to a voltage conversion inductor of a step-up/down DC-DC converter and a second switching device receiving the current from the inductor. The switching control circuit includes an error amplifier circuit, an inverting amplifier circuit, a waveform generator circuit, a first voltage comparator circuit, a second voltage comparator circuit, and a peak-value detector circuit. The peak-value detector circuit detects a peak value of triangle waves generated at the waveform generator circuit and supplies a voltage corresponding to the peak value to the inverting amplifier circuit as a reference voltage. | 2012-11-15 |
20120286750 | SWITCHING REGULATORS WITH ADAPTIVE CLOCK GENERATORS AND ASSOCIATED METHODS OF CONTROL - Various embodiments of switch mode power supplies, circuits, and methods of control are described herein. In one embodiment, a method of operating a switch mode power supply having a switching circuit coupled to an inductor includes modulating a duty cycle of the switching circuit to charge the inductor using pulse width modulation, supplying an output voltage from the inductor to the load, performing a comparison between the output voltage and a reference voltage, and deriving an error signal based on the comparison between the output voltage and the reference voltage. The method also includes generating a clock signal for the pulse width modulation based on the received error signal. | 2012-11-15 |
20120286751 | VOLTAGE REGULATOR - Provided is a voltage regulator including an overcurrent protection circuit, which does not need a test circuit. The voltage regulator has a configuration in which a reference voltage circuit includes an element that determines a reference voltage and an overcurrent protection circuit includes an element that determines a maximum output current, the element of the reference voltage circuit and the element of the overcurrent protection circuit having the same characteristics. Accordingly, there is a correlation between an output voltage before trimming and the maximum output current for overcurrent protection. Thus, a maximum output current before trimming can be estimated without performing evaluation by a test circuit. | 2012-11-15 |
20120286752 | SWITCHING REGULATOR CONTROL CIRCUIT, SWITCHING REGULATOR, ELECTRONIC APPLIANCE, SWITCHING POWER SUPPLY DEVICE, AND TELEVISION RECEIVER - A high-side variable current source and a high-side transistor are provided in series between a supply power terminal of a control circuit and a gate of a switching transistor. A low-side variable current source and a low-side transistor are provided in series between the gate of the switching transistor and a ground terminal. A slew rate controller controls the current value of at least one of the high-side and low-side variable current sources according to the state of a setting terminal. A switching power supply device has a plurality of output transistors connected in parallel with one another and a controller that generates control signals turning on and off the output transistors at a predetermined frequency so as to generate a desired output voltage from an input voltage and supply the output voltage to a load. The controller determines which output transistor to drive according to the magnitude of the load. | 2012-11-15 |
20120286753 | CURRENT BALANCING CIRCUIT AND METHOD - The present invention provides a current balancing circuit and method for balancing the respective currents in a plurality of parallel circuit branches in a target circuit. The current balancing circuit including: a plurality of balancing transistors, each having a collector, an emitter, and a base, the collector and emitter of each balancing transistor connected in series with a respective circuit branch; and a selection circuit for selectively connecting the circuit branch having the smallest current amongst the circuit branches to the bases of each balancing transistor. | 2012-11-15 |
20120286754 | CURRENT PROVIDING METHOD AND CURRENT PROVIDING SYSTEM - A current providing method utilized to a power supplying circuit, which provides an output current to a loading. The current providing method comprising: detecting if a current value of the output current is larger than a threshold current value; computing a number that the current value of the output current is larger than the threshold current value; determining if the number is larger or equal to a predetermined number; and controlling the power supplying circuit to decrease the output current to a predetermined current value if the number is larger or equal to the predetermined number. | 2012-11-15 |
20120286755 | DC-DC CONVERTER CIRCUIT - A DC-DC converter circuit includes a DC-DC converter IC that inputs, via an input terminal connected to a power supply input line, a direct-current voltage converted from an alternating-current voltage and supplied by the power supply input line. The DC-DC converter IC outputs a direct-current voltage having a value converted by operation of the DC-DC converter IC. The DC-DC converter IC is able to operate when a voltage of a specified threshold value or greater is input from an enable terminal. The DC-DC converter circuit also includes an enable control circuit that makes the voltage input to the enable terminal equal to the threshold voltage or greater when the direct-current voltage supplied from the power supply input line reaches a specified value. | 2012-11-15 |
20120286756 | CONTROL CIRCUIT FOR STEP-UP SWITCHING REGULATOR - A switching transistor is arranged between a switching (SW) terminal and the ground terminal. An error amplifier amplifies the difference between the feedback voltage V | 2012-11-15 |
20120286757 | Load Adaptive Loop Based Voltage Source - Systems and methods are provided for a power supply. A first output stage is configured to supply power from a power source at a target voltage to a device in an integrated circuit in response to a power demand of the device. Load detector circuitry is configured to detect a load resulting from operation of the device, and a supplemental output stage is configured to selectively supply supplemental power from the power source to the device, in addition to the power provided by the first output stage, in response to detection of an additional load resulting from operation of the device. | 2012-11-15 |
20120286758 | Controller - This invention relates to a controller, more particularly, to a controller for driving a power transistor for obtaining improving impedance matching. An embodiment of a flow chart is revealed for the operation of the controller. The controller has frequency modulation capability with Lenz current of a loop linking to the driven power transistor to function with, Miller effect cancelling capability to its driven power transistor and fault detecting capability by detecting the absence of a Lenz current of a loop linking to the driven power transistor to function with. | 2012-11-15 |
20120286759 | DISTRIBUTED POWER GENERATION SYSTEM - A distributed power generation system of the present invention is a distributed power generation system connected to a three-wire electric power system including first to third electric wires, the third electric wire being a neutral wire, and includes: an electric power generator ( | 2012-11-15 |
20120286760 | FUEL DISPENSER INPUT DEVICE TAMPER DETECTION ARRANGEMENT - A multi-layer tamper detection arrangement for use with an input device comprising tamper-response electronics and memory. The multi-layer sensor arrangement comprises a flexible circuit assembly configured for connection to the input device. The flexible circuit assembly comprises an outer layer comprising a first tamper-responsive conductor circuit and a first inner layer disposed beneath the outer layer. The first inner layer comprises at least one switch, a removal detection circuit, and a foreign conductor detection circuit. The at least one switch is configured to close the removal detection circuit when the at least one switch is actuated, and the foreign conductor detection circuit is normally open. The first tamper-responsive conductor circuit, the removal detection circuit, and the foreign conductor detection circuit are configured for electrical communication with the tamper-response electronics of the input device. | 2012-11-15 |
20120286761 | WATERPROOF PH METER - A waterproof pH meter includes a main unit, a probe, which includes a probe electrode and a signal processing circuit, and a waterproof signal transmission line electrically coupled between a main circuit in the main unit and the signal processing circuit of the probe. When measuring a solution, a potential signal generated by the probe electrode is amplified by the signal processing circuit and then transmitted to the main unit through the waterproof signal transmission line for reading by the user. As the design has a better capacity in bearing noise interference, the signal transmission line can be selected from a regular waterproof cable instead of a BNC material. | 2012-11-15 |
20120286762 | Cellular Potential Measurement Container and Production Method Therefor - A container for measuring cellular electric potential after being mounted on an electric potential measuring device is provided comprising a container and an electrode substrate, the electrode substrate being attached to a lower end of the container so as to form a plurality of wells, wherein the container comprises a plurality of cylindrical portions whose upper and lower ends are open, the electrode substrate comprises a substrate and a plurality of measurement electrodes and a plurality of reference electrodes disposed on one surface of the substrate, the measurement electrodes and the reference electrodes at least comprise metal-plated copper wiring, a pair of a measurement electrode and a reference electrode are disposed on a bottom of each well, and the measurement electrodes and the reference electrodes are formed by a pre-plating method. | 2012-11-15 |
20120286763 | METHOD OF USE OF A FIELD-EFFECT TRANSISTOR, SINGLE-ELECTRON TRANSISTOR AND SENSOR - A method of detecting a detection target using a sensor requires a sensor having a transistor selected from the group of field-effect transistors or single electron transistors. The transistor includes a substrate, a source electrode disposed on the substrate and a drain electrode disposed on the substrate, and a channel forming a current path between the source electrode and the drawing electrode; an interaction-sensing gate comprising a specific substance; and a voltage gate. The method includes (a) providing the detection target on the interaction-sensing gate; (b) setting the gate voltage in the voltage gate at a predetermined level; (c) selectively interacting the specific substance with the detection target; (d) when the detection target interacts with the specific substance, changing a gate voltage in the voltage gate to adjust a characteristic of the transistor; and (e) measuring a change in the characteristic of the transistor to determine a presence of the detection target. | 2012-11-15 |
20120286764 | APPARATUS FOR DETECTING PARTIAL DISCHARGE FOR ELECTRIC POWER DEVICES - The present invention relates to an apparatus for detecting partial discharge for electric power devices, comprising: an insulator having a predetermined shape; a receiving unit arranged inside or outside the insulator to receive signals of a plurality of sub-bands; and a connection electrode which transmits signals of a receiving electrode to a coaxial cable in conjunction with the connected coaxial cable. | 2012-11-15 |
20120286765 | IDENTIFYING HEARING PROSTHESIS ACTUATOR RESONANCE PEAK(S) - An auditory prosthesis comprising an actuator for providing mechanical stimulation to a recipient. The auditory prosthesis comprises a measurement circuit for use in determining the resonance peak(s) of the actuator. In an embodiment, the measurement circuit measures the voltage drop across the actuator and/or current through the actuator during a frequency sweep of the operational frequencies of the actuator. These measured voltages and/or currents are then analyzed for discontinuities that are indicative of a resonance peak of the actuator. In another embodiment, rather than using a frequency sweep to measure voltages and/or currents across the actuator, the measurement circuit instead applies a voltage impulse to the actuator and then measure the voltage and/or current across the actuator for a period of time after application of the impulse. The measured voltages and/or currents are then analyzed to identify resonance peak(s) of the actuator. | 2012-11-15 |
20120286766 | APPARATUS FOR DETECTING INPUT PHASE MISSING AND METHOD THEREOF - Provided is an apparatus for detecting input phase missing and a method thereof, wherein the apparatus includes: a power input unit applying a 3-phase AC voltage; a rectifying unit rectifying the AC voltage applied from the power input unit; a filter unit bandpass-filtering the rectified voltage and calculating magnitude of ripple voltage from the filtered voltage; and a missing input phase detecting unit determining whether an input phase missing has occurred according to the magnitude of the ripple voltage, whereby the input phase missing can be detected without an error, and a method thereof, and fast response and simplicity of embodiment can be realized without calculation process of ripple frequency. | 2012-11-15 |
20120286767 | FIBER OPTIC CURRENT SENSOR - A Fiber-optic current sensor for sensing electric current carried in an electric conductor ( | 2012-11-15 |
20120286768 | METHOD FOR MANUFACTURING OPTOELECTRONIC MEMORY DEVICE - The present invention provides an optoelectronic memory device, the method for manufacturing and evaluating the same. The optoelectronic memory device according to the present invention includes a substrate, an insulation layer, an active layer, source electrode and drain electrode. The substrate includes a gate, and the insulation layer is formed on the substrate. The active layer is formed on the insulation layer, and more particularly, the active layer is formed of a composite material comprising conjugated conductive polymers and quantum dots. Moreover, both of the source and the drain are formed on the insulation layer, and electrically connected to the active layer. | 2012-11-15 |
20120286769 | CURRENT SENSING DEVICE FOR A MULTI-PHASE SWITCHED VOLTAGE REGULATOR - A current sensor includes input modules each including an amplifier having a first input coupled to a respective winding of a regulator; a transistor having a control input coupled to the amplifier output, a first terminal coupled to a second input of the operational amplifier, and a second terminal configured to provide a sense current representing an unbalance of a phase current with respect to an average current of a winding; a current generator configured to bias the transistor; and an output resistor coupling the first terminal to an intermediate node. An output stage includes an output amplifier having a first input coupled to the intermediate node, and an output transistor having a control terminal coupled to the output amplifier output, a first terminal coupled to a second input of the output amplifier, and a second terminal providing another sense current representing a total current of the regulator. | 2012-11-15 |
20120286770 | LIGHTING SYSTEMS - A lighting system is disclosed having a plurality of luminaires in which the energy usage of each luminaire can individually be metered using a luminaire controller having a metering circuit. | 2012-11-15 |
20120286771 | METHODS FOR CALIBRATING AN ARRAY OF CHEMICALLY-SENSITIVE SENSORS - Methods and apparatus relating to very large scale FET arrays for analyte measurements. ChemFET (e.g., ISFET) arrays may be fabricated using conventional CMOS processing techniques based on improved FET pixel and array designs that increase measurement sensitivity and accuracy, and at the same time facilitate significantly small pixel sizes and dense arrays. Improved array control techniques provide for rapid data acquisition from large and dense arrays. Such arrays may be employed to detect a presence and/or concentration changes of various analyte types in a wide variety of chemical and/or biological processes. In one example, chemFET arrays facilitate DNA sequencing techniques based on monitoring changes in hydrogen ion concentration (pH), changes in other analyte concentration, and/or binding events associated with chemical processes relating to DNA synthesis. | 2012-11-15 |
20120286772 | Metallic Pipeline Current Reader and Third Party Strike Damage Detector - This invention relates to the pipeline corrosion prevention and third party strike pipeline damage. The detector comprises of dual axis Anisotropic Magnetoresistive (AMR) magnetic sensor, analog signal conditional circuitry, digital circuitry, and a display. A pipe current magnitude and direction is measured via magnetic field surrounding the pipe. Magnetic field is sensed by the Anisotropic Magnetoresistive (AMR) magnetic sensor. The sensor converts magnetic field values into an electrical potential difference. This potential difference is converted into digital data and displayed on either computer screen or an LCD display. The current reader will be installed on a pipe and take continuous magnetic field reads (amplitude and direction). | 2012-11-15 |
20120286773 | HALL-EFFECT-BASED ANGULAR ORIENTATION SENSOR AND CORRESPONDING METHOD - The method for sensing an angular orientation of a magnetic field includes
| 2012-11-15 |
20120286774 | APPARATUS AND METHOD FOR DETERMINING STEERING ANGLE - A steering angle sensor having a first part engaged to and rotatable with a steering system and a second part providing a code. The second part immovably engages the steering system and the first part rotates about the second part to scan the code. An electrical connection between the steering system and the second part transmits an output signal upon the first part scanning the code, the output signal being representative of a steering angle. | 2012-11-15 |
20120286775 | SYSTEM AND METHOD FOR FIBER MAGNETO-OPTIC DETECTION - A system and method for fiber magneto-optic detection are provided, which belongs to the optical application field. The system comprises: a reference device ( | 2012-11-15 |
20120286776 | Low Offset Vertical Hall Device and Current Spinning Method - One embodiment of the present invention relates to a vertical Hall-effect device. The device includes at least two supply terminals arranged to supply electrical energy to the first Hall-effect region; and at least one Hall signal terminal arranged to provide a first Hall signal from the first Hall-effect region. The first Hall signal is indicative of a magnetic field which is parallel to the surface of the semiconductor substrate and which acts on the first Hall-effect region. One or more of the at least two supply terminals or one or more of the at least one Hall signal terminal comprises a force contact and a sense contact. | 2012-11-15 |
20120286777 | DIFFUSION-WEIGHTED MAGNETIC RESONANCE IMAGING USING 3D MOSAIC SEGMENTATION AND 3D NAVIGATOR PHASE CORRECTION - In a magnetic resonance apparatus and operating method therefore, 3D navigator data are acquired and are used to correct spatially varying phase errors in contemporaneously acquired imaging data in each shot of a multi-shot data acquisition sequence. A mosaic sampling scheme is used to enter the diffusion-weighted magnetic resonance data and the navigator data into k-space respectively in blocks that each form a subset of the entirety of k-space. The navigator data in each shot are entered into a block that is located at the center of k-space, and, in each shot, the corresponding image data are entered into an offset block in k-space, that is offset in at least one spatial direction from the navigator data block. The offset is varied from shot-to-shot. | 2012-11-15 |
20120286778 | METHOD AND DEVICE FOR DETERMINING A MAGNETIC RESONANCE SYSTEM CONTROL SEQUENCE - A method for determining a magnetic resonance system control sequence that includes a multichannel pulse with a plurality of individual RF pulses to be transmitted in parallel by a magnetic resonance system via different independent RF transmit channels is provided. Using a predefined target magnetization, a multichannel pulse is determined in an RF pulse optimization method. Pulse shapes of the RF pulses for the different RF transmit channels are each described by a linear combination of trial functions. Coefficients of the linear combinations of trial functions are determined in the RF pulse optimization method. | 2012-11-15 |
20120286779 | SNMR PULSE SEQUENCE PHASE CYCLING - Technologies applicable to SNMR pulse sequence phase cycling are disclosed, including SNMR acquisition apparatus and methods, SNMR processing apparatus and methods, and combinations thereof. SNMR acquisition may include transmitting two or more SNMR pulse sequences and applying a phase shift to a pulse in at least one of the pulse sequences, according to any of a variety of phase cycling techniques. SNMR processing may include combining SNMR from a plurality of pulse sequences comprising pulses of different phases, so that desired signals are preserved and undesired signals are canceled. | 2012-11-15 |
20120286780 | MAGNETIC RESONANCE RELAXATION ALONG A FICTITIOUS FIELD - A system includes a driving module, a processor, and a readout module. The driving module is configured to apply a perturbation to a sample. The processor is configured to define a plurality of different rotating frames relative to the perturbation, wherein each frame has a corresponding fictitious field. The readout module is coupled to the processor and is configured to generate an output based on relaxation of the sample as a function of the perturbation. | 2012-11-15 |
20120286781 | Magnetic Resonance Methodology for Imaging of Exchange-Relayed Intramolecular Nuclear Overhauser Enhancement Effects in Mobile Solutes - An embodiment in accordance with the present invention provides a method for imaging exchange-relayed intramolecular Nuclear Overhauser Enhancement (NOE) effects with Magnetic Resonance (MR) in mobile solutes. In the method, non-exchangeable protons or other magnetic nuclei with resonances of a finite linewidth in the NMR proton spectrum within a species or subject can be labeled magnetically using radiofrequency. Intramolecular NOE effects can then transfer the label between the non-exchangeable nuclei and non-exchangeable and exchangeable protons in the same molecule during a magnetic steady state. The water signal is monitored to observe a reduction in the water signal due to the transfer of NOE labels to the water signal in a manner relayed through the exchangeable protons. Analysis can also be performed to produce an image or spectrum of the subject. | 2012-11-15 |
20120286782 | Method for NMR spectroscopy with sustained induction decays of long-lived coherences - A method for nuclear magnetic resonance (NMR) spectroscopy of a sample involves excitation of long lived coherences (LLC) between the singlet state S | 2012-11-15 |
20120286783 | Accelerated MRI with Nonlinear Spatial Encoding Gradients - In a method of magnetic resonance imaging, a set of nonlinear, mutually orthogonal magnetic gradient encoding fields are sequentially and separately generated in an imaging region [ | 2012-11-15 |
20120286784 | SIZE-ADJUSTABLE HEAD/NECK MR SURFACE COIL WITH HINGED UPPER SECTION - A local coil for a magnetic resonance tomography system includes an upper section and a lower section. The upper section is hingeable in relation to the lower section. | 2012-11-15 |
20120286785 | MAGNETIC RESONANCE IMAGING APPARATUS WITH MEANS FOR CORRECTING MAGNETIC FIELD HOMOGENEITY - A Magnetic Resonance apparatus includes a 3D structure having a cavity for receiving a body under examination, a mechanism for generating a static magnetic field in the patient receiving cavity, a mechanism for generating variable magnetic fields in the cavity, an antenna for transmitting electromagnetic nuclear spin excitation pulses, an antenna for receiving the electromagnetic signals generated by nuclear spin relaxation, a plate for locating and fixing magnetic dipoles for fine correction of magnetic field homogeneity, and a compartment for the magnetic correction dipole locating and fixing plate, the compartment being adapted to be opened for direct access to the magnetic correction dipole locating and fixing plate from the outside. The compartment may be opened either by removal of an end plate of the magnetic field generating mechanism, or via a lateral slot for insertion and removal of the magnetic correction dipole locating and fixing plate. | 2012-11-15 |
20120286786 | Phased Array MR RF Coil Which is Not Visible in X-Ray Image - An phased array RF coil used for MR imaging is designed so that it remains in place in the field of view of an X-Ray imaging system and comprises a support board on which copper or aluminum conductive traces are carried. The attenuation of the X-Rays caused by the traces is visible in the radiation image but this is compensated by arranging the non-conductive material of the support board such that the attenuation is substantially constant. The phased array includes individual coil loops which are overlapped with the traces being of half thickness at crossing locations of the traces and with one of the loops on one side and the other loop on the second side of the substrate sheet. | 2012-11-15 |
20120286787 | DIRECT DIGITAL RECEIVER WITH LOCAL FREE RUNNING CLOCK - The invention relates to direct digital receiver for an RF coil ( | 2012-11-15 |
20120286788 | RF TRANSMIT AND/OR RECEIVE ANTENNA FOR A HYBRID MRI/HIFU SYSTEM - An RF/MR transmit and/or receive antenna is disclosed for use in a hybrid magnetic resonance imaging (MRI) system (or MR scanner), which comprises an MRI system and another imaging system for example in the form of a high intensity focused ultrasound (HIFU) system. The RF transmit and/or receive antenna ( | 2012-11-15 |
20120286789 | TRACKING THE POSITIONAL RELATIONSHIP BETWEEN A BORING TOOL AND ONE OR MORE BURIED LINES USING A COMPOSITE MAGNETIC SIGNAL - An apparatus monitors a positional relationship between a boring tool and an inground line and includes a transmitter to generate a magnetic locating field from one of either the boring tool or at least an underground length of the line. A receiver can be carried by the boring tool if the field is generated from the line, or connected to the line if the field is generated from the boring tool, to detect an intensity of the magnetic locating field to produce a signal indicative of the magnetic field intensity with the signal being responsive to the positional relationship between the boring tool and the line. A remote display produces an indication responsive to the signal and based on the detected intensity of the magnetic locating field. | 2012-11-15 |
20120286790 | Determining Formation Parameters Using Electromagnetic Coupling Components - A method and a downhole tool determine one or more parameters of a formation traversed by a borehole where at least a portion of the formation has substantially parallel boundaries. A tool is disposed in the borehole that includes a transmitter having a dipole moment at an angle θ | 2012-11-15 |
20120286791 | ION CURRENT DETECTOR - In order not to deteriorate the detection properties of an ion current that monitors a combustion state even when a smolder leak is present in an ignition plug of an internal combustion engine, an ion current detector includes an ignition plug of an internal combustion engine, an ignition coil which supplies a high voltage to the ignition plug, a controller which sends an ignition command, a bias capacitor which supplies a bias voltage to the ignition coil, an ignition capacitor which is connected to a primary side winding of the ignition coil, a DC power supply which charges the ignition capacitor and the bias capacitor, a current detecting unit which detects a current flowing through the ignition plug, an ion current detecting unit which detects an ion current from the current detected by the current detecting unit, and a Zener diode which restricts a charging voltage of the bias capacitor. | 2012-11-15 |
20120286792 | Channel Verification of Multiple Channels on One Chip - A battery monitoring system and method are disclosed. A battery monitor compares data in parallel register files. If voltage deviation above a certain threshold is detected in one register file, the system generates an alert that a fault exists upstream in the system. In order to better detect errors, the system may intentionally alter the voltages on the batteries to be monitored. | 2012-11-15 |
20120286793 | VEHICLE SYSTEM AND METHOD FOR DETECTING HYDROGEN SULFIDE - A sulfide-based solid electrolyte cell which can efficiently detect its deterioration, a cell pack equipped with the cell, a vehicle system equipped with the cell pack, and a method for detecting hydrogen sulfide. A sulfide-based solid electrolyte cell including at least one or more power generation units each including a positive electrode, a negative electrode and an electrolyte present between the positive and negative electrodes, and a cell case which houses the power generation units, wherein at least one of the positive electrode, negative electrode and electrolyte includes a sulfur material, and wherein at least one of a current collector which constitutes a charging and discharging path, a lead which constitutes a charging and discharging path, and a lead which is connected to a circuit that is attached to the charging and discharging path, includes a material which chemically reacts with hydrogen sulfide to change electrical resistance. | 2012-11-15 |