47th week of 2012 patent applcation highlights part 20 |
Patent application number | Title | Published |
20120293073 | APPARATUS FOR DRIVING A GAS DISCHARGE LAMP - A method of generating a measuring signal indicating arc straightness in a gas discharge lamp (L) comprises the following steps: in a first step, applying a first lamp current (IN) to the lamp; in a second step, adding a brief pulse current (Ip) to the first lamp current (IN), allowing the lamp voltage to regain a steady state, and measuring the resulting average value of the lamp voltage (V | 2012-11-22 |
20120293074 | Method and System for Determining Signal State - There is provided a method of determining the state of a signal lamp. The method includes receiving time series data corresponding to an electrical signal used to power a signal lamp. The state of the signal lamp can switch from one of the following states to another of the following states: an on state, an off state, and a flashing state. The method also includes determining the state of the signal lamp, based at least in part on both the time series data and an amplitude value of the electrical signal relative to an amplitude-change threshold value over a determined number of amplitude changes. | 2012-11-22 |
20120293075 | INTERACTIVE LIGHTING CONTROL SYSTEM AND METHOD - Interactive lighting control system (and method) for controlling and creating of light effects such as the tuning of light scenes based on location indication received from an input device. A basic idea of the claimed system is to provide an interactive lighting control by combining a location indication with a light effect driven approach in lighting control in order to improve the creating of light effects such as the tuning of light scenes especially with large and diverse lighting infrastructures. The claimed interactive lighting control system ( | 2012-11-22 |
20120293076 | Doppler Radar Motion Detector for an Outdoor Light Fixture - A motion detector system includes the ability to detect motion through the use of a Doppler radar sensor or a combination of PIR sensors and a Doppler radar sensor. The system includes an outdoor light fixture having one or more lamps and a housing coupled to the outdoor light fixture. The housing includes a Doppler radar sensor and a microprocessor for analyzing the signals received by the Doppler radar sensor. Alternatively, the housing includes a combination of PIR sensors and a Doppler radar sensor and a microprocessor for analyzing the signals received from these sensors. The lamps in the light fixture are activated when either the PIR sensor or the Doppler radar sensor generates a signal indicating motion within the monitored area. Alternatively, the lamps can be activated when either the PIR sensor or the Doppler radar sensor senses predetermined number of motion activities over a limited time period. | 2012-11-22 |
20120293077 | ENERGY MANAGEMENT CONTROL FOR SOLAR-POWERED LIGHTING DEVICES - This invention relates to a method of controlling the light output of a solar-powered lighting device. The lighting device comprises a light source, a battery connected to the light source, a solar-power generator including a charger connected to the battery, and a control unit for performing the light output control. The method comprises:—charging the battery while solar-power is generated;—acquiring local day-light data;—repeatedly:—acquiring, at predetermined time intervals, local weather fore-cast data covering a predetermined time period, and determining a lighting output profile for the predetermined time period; and—driving the lighting device according to the lighting output profile, wherein said determining a lighting output profile comprises:—predicting a lighting demand for the predetermined time period on basis of first environment light data, which first environment light data comprises the local day-light data;—predicting a battery capacity for the predetermined time period on basis of a present energy storage level and second environment light data, which second environment light data comprises the weather forecast data and the local day-light data; and—determining the lighting output profile on basis of the lighting demand and the battery capacity under consideration of keeping the energy storage level above a predetermined minimum level during the predetermined time period. | 2012-11-22 |
20120293078 | LED Driver Including Color Monitoring - A circuit provided for driving a multi-color LED assembly includes at least two LEDs operable to emit light of different color. The circuit includes a control and processing unit that is configured to select a source LED and a sensor LED from the LEDs of the multi-color LED assembly. A sensor unit is associated with the sensor LED and is configured to obtain a current measurement value representing the photo current provided by the sensor LED when receiving incident light emitted by the source LED. A LED driver unit is associated with the source LED and is configured to provide load current to the source LED in accordance with a corresponding input value. | 2012-11-22 |
20120293079 | LIGHT EMISSION CONTROL OF EXTERNAL FLASH FOR DIGITAL CAMERA - An external flash is attached to a digital camera with an internal flash and is operable selectably in two or three modes. Its control system includes a signal detecting device for detecting a signal for starting emission of light by receiving the detected signal and a single maneuverable device for being handled by a user to select one of these modes. | 2012-11-22 |
20120293080 | CURRENT BALANCING CIRCUIT - The invention provides a current balancing circuit, which includes a plurality of light-emitting diode assemblies; an AC power generator for providing currents required by the light-emitting diode assemblies; and a plurality of current-equaling elements connected to the AC power generator, each of which is connected to a common mode connecting two light-emitting diode assemblies for balancing currents of the light-emitting diode assemblies. | 2012-11-22 |
20120293081 | OPERATING CIRCUIT APPLIED TO BACKLIGHT AND ASSOCIATED METHOD - An operating circuit applied to a backlight includes at least one current control circuit, where the current control circuit includes a transistor, an operational amplifier and a switch module. The transistor has a gate, a first electrode and a second electrode, where the first electrode is coupled to a lighting element, and the second electrode is coupled to a resistor. The operational amplifier has positive and negative input terminals, and positive and negative output terminals. The switch module switches a connection relationship between the positive input terminal, the negative input terminal, the reference voltage and the second electrode of the transistor, and switches a connection relationship between the positive output terminal, the negative output terminal and the gate of the transistor to make the close loop form a negative feedback, and the current of the lighting element not influenced by an offset voltage of the operational amplifier. | 2012-11-22 |
20120293082 | Light emitting device open/short detection circuit - The present invention discloses a light emitting device open/short detection circuit, which is used for detecting at least one light emitting device string open/short. Each light emitting device string has a first end and a second end, wherein the first end is coupled to a voltage supply circuit to supply electrical power to the light emitting devices. The open/short detection circuit includes: an abnormal voltage detection circuit coupled to the light emitting device strings for receiving voltages of the second ends respectively and generating an abnormal voltage detection signal; a voltage setting circuit coupled to the abnormal voltage detection circuit for setting an abnormal reference level; and a determination circuit coupled to the voltage setting circuit. When the abnormal voltage detection signal is equal to or over the abnormal reference level, the determination circuit generates an open/short detection signal for an abnormal condition detected. | 2012-11-22 |
20120293083 | High Frequency Multi-Voltage And Multi-Brightness LED Lighting Devices And Systems And Methods Of Using Same - A system and method transforming AC voltage to a high-frequency AC voltage and providing the high-frequency AC voltage to an AC LED circuit or rectifying the high-frequency circuit to a DC voltage and providing the DC voltage to a DC LED circuit. | 2012-11-22 |
20120293084 | OPERATING CIRCUIT APPLIED TO BACKLIGHT AND ASSOCIATED METHOD - An operating circuit applied to a backlight is provided, where the backlight includes a plurality of lighting elements, and the operating circuit includes a plurality of current control circuits, a plurality of switches, a minimum voltage selector, a supply voltage generating circuit and a control unit. The current control circuits are coupled to the lighting elements via a plurality of nodes, respectively. The switches are coupled to the nodes, respectively. The minimum voltage selector is utilized for receiving at least a portion of voltages of the plurality of nodes, and selecting a minimum voltage among the received voltages. The supply voltage generating circuit is utilized for generating a supply voltage of the lighting elements according to the minimum voltage. For each of the switches, the control unit determines an on/off state of the switch by determining whether the corresponding lighting element is an open circuit or not. | 2012-11-22 |
20120293085 | ACTIVE DAMPER AND DRIVING METHOD THEREOF - An exemplary embodiment of the present invention relates to an active damper and a driving method thereof. An AC input passed through a dimmer is transmitted to an active damper through a rectification circuit. The active damper includes a damper resistor connected to the rectification circuit, a damper switch connected to the damper resistor in parallel, and a delay circuit delaying a turn-on time of the damper switch by a predetermined initial period from a turn-on time of the dimmer. | 2012-11-22 |
20120293086 | Light-Emitting Module and Luminaire - A light-emitting module in the embodiment includes a plurality of light-emitting elements, a power circuit, a power terminal, a feeding power terminal, and a substrate. The power circuit is configured to supply electric power to the light-emitting elements and performs lighting control. The power terminal is connected to the power circuit. The feeding power terminal is electrically connected to both ends of the power terminal. The substrate includes the plurality of light-emitting elements, the power circuit, the power terminal, and the feeding power terminal mounted thereon. | 2012-11-22 |
20120293087 | LIGHTING DRIVER CIRCUIT AND LIGHT FIXTURE - A lighting fixture that suppresses blinking and flickering phenomena even when operating at very low luminance levels includes: a light source including at least one solid state light-emitting element; and a lighting driver circuit controlling the light source in accordance with a control signal. The lighting driver circuit includes an isolating flyback circuit and a control circuit. The isolating flyback circuit switches power from a DC power source and smooths the output. The control circuit controls switching operation performed by a switching element of the isolating flyback circuit via PWM signal. The control circuit provides a frequency component in accordance with the control signal to a reference signal outputted by a reference signal generator. In accordance with results of detection of the reference signal and a current flowing through the light source, the control circuit provides a stop period during which a driver controller driving the switching element is stopped. | 2012-11-22 |
20120293088 | IGNITION APPARATUS - An ignition apparatus includes: sparking coil supplying a sparking plug with a high voltage; an energy supply device supplying the sparking coil with energy; a first switch disposed therebetween; and a control device controlling the first switch's conduction. The energy supply device has a DC power supply, a resonance coil connected to the DC power supply, a sparking capacitor connected to the resonance coil, and a second switch disposed between the sparking capacitor and an earth, and charges the sparking capacitor to have a voltage value larger than that of the DC power supply in absolute value by making the resonance coil and the sparking capacitor generate an LC resonance when the second and first switches are turned ON and OFF, respectively, according to an instruction from the control device whereas supplying the sparking coil with energy when the second and first switches are operated inversely according to another instruction. | 2012-11-22 |
20120293089 | DEVICE FOR IGNITION AND OPERATING DISCHARGE TUBES BY USING ENERGY IMPULSE AND RESONANCE CIRCUIT - The invention relates to a device for ignition and operation of discharge tubes in an energy saving mode and using a bridge-coupled DC/AC converter. The discharge tube is connected to the AC output of the bridge-coupled device. The essence of the invention lies in that the condenser ( | 2012-11-22 |
20120293090 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting device includes a first electrode formed over a substrate; an intermediate layer that is formed over the first electrode and includes an organic light emitting layer; a second electrode that includes a central electrode unit disposed in a central region and a peripheral electrode unit disposed in a peripheral region, the intermediate layer being disposed between the first and second electrodes; and a power unit configured to apply voltages to the first electrode and the second electrode. The power unit is configured to apply different voltages to the first electrode, the central electrode unit, and the peripheral electrode unit. | 2012-11-22 |
20120293091 | REMOTE CONFIGURATION OF LIGHTING POWER SUPPLY - Systems, methods, and computer program products for remote configuration of one or more power supplies, particularly lighting power supplies, are disclosed. A configuration signal that includes a setting for a parameter is generated and then transmitted to a power supply. The power supply decodes the configuration signal and, if one or more certain conditions are met, configures the power supply according to information provided in the configuration signal. | 2012-11-22 |
20120293092 | APPARATUS AND METHOD FOR CONTROLLING FLASH IN PORTABLE TERMINAL - A method and an apparatus for control a flash in a mobile terminal. In the method, a current use state of the mobile terminal is detected. A use amount of a current of the flash is controlled depending on the current use state. The flash is allowed to emit light depending on the controlled amount of the current. | 2012-11-22 |
20120293093 | LIGHT EMITTING DEVICE AND SYSTEM PROVIDING WHITE LIGHT WITH VARIOUS COLOR TEMPERATURES - In a light emitting device and system providing white light with various color temperatures are provided, a light emitting device includes a light emitting element (LED) that is operated by a driving bias and emits first light, and a phosphor layer including a phosphor that partially wavelength-converts first light and emits second light, thereby emitting white light using the first light and the second light, wherein the phosphor has a maximum conversion efficiency at a first level of the driving bias, and the LED has a maximum conversion efficiency at a second level of the driving bias, the first level being different from the first level. | 2012-11-22 |
20120293094 | VIBRATION DAMPING APPARATUS, ELECTRIC ACTUATOR DRIVING APPARATUS AND VEHICLE - A vibration damping apparatus including reference wave production section that produces a reference wave; a fundamental order adaptive algorithm block that calculates fundamental order adaptive filter factors from a vibration detection signal and the reference wave and produces a fundamental order vibration damping current instruction; an amplitude detection section that calculates a peak current value of the fundamental order vibration damping current instruction; and a fundamental order current excess detection section that derives a fundamental order current upper limit value from the fundamental frequency to produce a fundamental order current upper limit excess signal that is output to the fundamental order adaptive algorithm block, which revises the fundamental order adaptive filter factors in a direction in which the vibration damping current instruction is limited within a range. | 2012-11-22 |
20120293095 | CONTROL UNIT OF ROTARY DEVICE - In a control unit that controls a control amount of a rotary device by controlling on and off states of switching elements of a power converting circuit, a relative rate predicting section temporally sets operation states of the power converting circuit and predicts a relative rate of a control amount according to each of the temporally set operation states relative to a command value thereof. Each of the operation states is indicated by a voltage vector defined by the on and off states of the switching elements. A determining section determines an operation state of the power converting circuit based on the relative rate predicted by the relative rate predicting section. An operating section operates the power converting circuit to the operation state determined by the determining section. | 2012-11-22 |
20120293096 | Power Tool and Battery Pack for Use Therein - To prevent or suppress a secondary battery used in a power tool from being deteriorated, a battery property, such as internal resistance of the battery, and a battery status of the secondary battery, such as a voltage developed across the battery, are detected. Based on the battery property and the battery status as detected, a current flowing in the motor of the power tool is controlled. | 2012-11-22 |
20120293097 | IMAGE FORMING APPARATUS INCLUDING MOTOR THAT DRIVES IMAGE FORMING APPARATUS, CONTROLLER THAT CONTROLS MOTOR, AND SENSOR - An image forming apparatus includes a longitudinally conveying motor, a main-body-side control board, and a sensor. In the longitudinally conveying motor, an encoder generates an encoder signal having a frequency corresponding to the number of rotations of the longitudinally conveying motor, and a sensor signal superimposing unit receives an input of a logical state of the sensor. The sensor signal superimposing unit superimposes the logical state of the sensor on the encoder signal by modulating a duty ratio of the encoder signal based on the logical state of the sensor, and outputs a post-superimposition encoder signal. In the main-body-side control board, a sensor signal separating unit obtains the logical state of the sensor by demodulating the input encoder signal. | 2012-11-22 |
20120293098 | METHOD AND APPARATUS FOR APPLYING A COMMUTATION ADVANCE AUTOMATICALLY IN A BRUSHLESS DC MOTOR - To achieve peak acoustic and power performance, the coil or applied current should be in phase or substantially aligned with the back electromotive force (back-EMF) voltage. However, there are generally phase differences between the applied current and back-EMF voltage that are induced by the impedance of the brushless DC motor (which can vary based on conditions, such as temperature and motor speed). Traditionally, compensation for these phase differences was provided manually and on an as-needed basis. Here, however, a system and method are provided that automatically perform a commutation advance by incrementally adjusting a drive signal over successive commutation cycles when the applied current and back-EMF voltage are misaligned. | 2012-11-22 |
20120293099 | ELECTRONIC SWITCHING MODULE FOR A POWER TOOL - An electronic power apparatus is provided, including a circuit board having a conductive pads and a sense pad coupled to an output signal, and an actuator having a wiper portion accommodating a conductive wiper. The wiper includes a first end arranged to engage the sense pad and a second end arranged to slidably engage at least one of the conductive pads on the circuit board. The conductive pads are arranged in a first row of conductive pads and a second row of conductive pads in parallel with and at a distance to the first row of conductive pads. An alignment of the second row of conductive pads is offset with respect to the first row of conductive pads. | 2012-11-22 |
20120293100 | DRIVING CONTROL APPARATUS OF BRUSHLESS MOTOR - A driving control apparatus includes an inverter circuit, a motor driving circuit and a motor control unit. In performing overlap energization, at a start time of an overlap time period, a pulse width of a first PWM signal at an energization side is widened to increase a number of pulses of a second PWM signal accordingly, and a first PWM signal at an energization side corresponding to a constant voltage side is also widened. | 2012-11-22 |
20120293101 | Starting Sensorless Brushless Direct-Current (BLDC) Motors Based on Current-Ripple Analysis - In one embodiment, a method includes measuring between two consecutive electrical commutations of a brushless direct-current (BLDC) motor a current through the BLDC motor. One or more pulse-width-modulation (PWM)-configurable signals are driving the BLDC motor. The method includes determining a waveform of the current through the BLDC motor; if the waveform of the current through the BLDC motor comprises a first type, then increasing a duty cycle of each of one or more of the PWM-configurable signals driving the BLDC motor; and, if the waveform of the current through the BLDC motor comprises a second type, then decreasing a time interval between electrical communications of the BLDC motor. | 2012-11-22 |
20120293102 | METHOD AND SYSTEM FOR HEATING OF ROBOTS IN COLD ENVIRONMENTS - A method and system are disclosed for heating of robots in cold environments, whereby the robot possesses permanent magnet brushless or three-phase synchronous motors with three motor phases including three stator coils (L | 2012-11-22 |
20120293103 | ELECTRONIC SWTICHING MODULE FOR A POWER TOOL - A power tool includes a tool housing, an electric motor inside the housing, and a power interface facilitating a connection to a power source. At least four actively-controlled power components are configured as an H-bridge to modulate a supply of power from the power interface to the electric motor. A user-actuated input unit outputs a first signal indicative of a desired power output level to the electric motor and a second signal indicative of a desired direction of current flow to the electric motor. A control unit controls the supply of power to the electric motor using two of said power components with synchronous rectification for pulse-width modulation (PWM) of the supply of power based on the first signal, and to control the direction of current flow to the electric motor using the other two of said power components based on the second signal. | 2012-11-22 |
20120293104 | MOTOR CONTROLLER HAVING INTEGRATED COMMUNICATIONS CONFIGURATIONS - A motor drive is provided that includes a control circuit or board and a one or more functional circuits or option boards coupled to the control board, and a profile that includes a configuration for the option board. A method of operating a motor drive that includes loading a profile for a option board coupled to a control board of the controller, wherein the profile comprises a configuration for the option board. A tangible machine-readable medium implementing the method is also provided. | 2012-11-22 |
20120293105 | ROTOR SLOT ASYMMETRY IN AN ELECTRIC MOTOR - An electric motor includes a stator configured to receive electrical energy and generate an electromagnetic field in accordance with the electrical energy received. A rotor is in electromagnetic communication with the stator and is configured to rotate in accordance with the electromagnetic field generated by the stator. The rotor includes a plurality of poles including a first set of poles and a second set of poles. The first set of poles defines a first slot and the second set of poles defines a second slot that has a different configuration than the first slot to reduce a torque ripple effect. The electric motor may be used in a system having a power source configured to output direct current energy and an inverter configured to convert direct current energy to alternating current energy. | 2012-11-22 |
20120293106 | METHOD FOR IMPROVING EFFICIENCY IN A MULTIPHASE MOTOR, AND MOTOR FOR IMPLEMENTING SUCH A METHOD - An electric motor ( | 2012-11-22 |
20120293107 | SOLAR BRACELET - A device configured to be worn around the wrist of a user and operable to charge an electrical device is provided. The device includes a cover and a band. The band is adapted to be worn around a wrist of a user. The cover may be adapted to mount onto the band. The band having a storage space configured for holding electrical components operable to store and discharge electrical power, such as a battery. The device further includes an output operable to connect the battery to an electrical device so as to charge the electrical device. | 2012-11-22 |
20120293108 | CHARGING SYSTEM, CONTROL METHOD THEREOF, AND PROGRAM - A power generating unit generates electric power using natural energy, plural secondary battery packs are charged with the electric power generated by the power generating unit, and the secondary battery pack as a power source to be used for an operation control of a control unit controlling the operation of a charging system is selected on the basis of a charging rate of the corresponding secondary battery pack. | 2012-11-22 |
20120293109 | Method and System for Efficiently Exploiting Renewable Electrical Energy Sources - A method and system for efficiently exploiting renewable electrical energy sources by: constructing an electrical distribution network along and proximal to a roadway network traveled by electrical vehicles; introducing a plurality of removable electrical energy sources into the electrical distribution network at a plurality of spaced locations therein; and utilizing the plurality of renewable electrical energy sources in the electrical distribution network for powering fixed electrical facilities located along and proximal to the roadway network and also electrical vehicles traveling on the roadway network. | 2012-11-22 |
20120293110 | ELECTRODE, FUEL CELL AND BATTERY - An aluminium electrode for use in an aluminium-air fuel cell. The aluminium electrode includes at least two long dimensions and at least two sides formed by the at least two long dimensions. At least one side includes at least one partially disrupted surface. | 2012-11-22 |
20120293111 | MOBILE SOLAR POWER-GENERATING SYSTEM - A mobile solar power-generating system includes a prismatic container ( | 2012-11-22 |
20120293112 | BATTERY MODULE CONTROL SYSTEM AND BATTERY MODULE CONTROL METHOD - In order to provide a battery module control system able to reuse an arbitrary secondary battery module through a simple, inexpensive system, the present invention includes: a plurality of battery modules that are connected to each other in parallel; switch circuits that are provided on charge and discharge routes of a plurality of the battery modules; an average impedance value calculation section (control section) that calculates average impedance values of a plurality of the battery modules; a maximum allowable charge-and-discharge rate input section (input section) that inputs maximum allowable charge-and-discharge rates of a plurality of the battery modules; an allowable voltage difference calculation section (control section) that calculates allowable voltage differences of a plurality of the battery modules on the basis of the average impedance values calculated by the average impedance value calculation section and the maximum allowable charge-and-discharge rates input by the maximum allowable charge-and-discharge rate input section; a common voltage detection section (control section) that detects a voltage of a common charge and discharge route of a plurality of the battery modules; and a plurality of voltage detection sections (control section) that detect voltages of a plurality of the battery modules, wherein, when a difference between the voltage detected by the common voltage detection section and the voltage detected by the voltage detection section corresponding to a predetermined battery module is greater than an allowable voltage difference of the predetermined battery module, a switch circuit provided on a charge and discharge route of the predetermined battery module is so controlled as to be turned OFF. | 2012-11-22 |
20120293113 | MULTIFUNCTIONAL CHARGER SYSTEM AND METHOD - An adapter for providing a source of power to a mobile device through an industry standard port is provided. In accordance with one aspect of the invention, the adapter comprises a plug unit, a power converter, a primary connector, and an identification subsystem. The plug unit is operative to couple the adapter to a power socket and operative to receive energy from the power socket. The power converter is electrically coupled to the plug unit and is operable to regulate the received energy from the power socket and to output a power requirement to the mobile device. The primary connector is electrically coupled to the power converter and is operative to couple to the mobile device and to deliver the outputted power requirement to the mobile device. The identification subsystem is electrically coupled to the primary connector and is operative to provide an identification signal. | 2012-11-22 |
20120293114 | CHARGE CONTROL CIRCUIT, BATTERY-OPERATED DEVICE, CHARGING APPARATUS AND CHARGING METHOD - A charge control circuit includes a first acquisition unit that acquires a total discharge electric quantity of a lead storage battery, the total discharge electric quantity being separated into a first discharge electric quantity which is a discharge electric quantity of a discharge current having a current value of less than a predetermined level, and a second discharge electric quantity which is a discharge electric quantity of a discharge current having a current value of not less than the predetermined level, a computing unit that obtains a first and second charge electric quantities corresponding to the first and second discharge electric quantities respectively, and a charge electric quantity required for charging the lead storage battery as a sum of the obtained first and second charge electric quantities, and a charge control unit that controls a charge of the lead storage battery based on the charge electric quantity. | 2012-11-22 |
20120293115 | SELF-POWERED WIRELESS INDUCTION SENSOR - An induction sensor generates speed data based on a frequency of the change in magnetic flux within the sensor and powers sensor circuitry by recharging a power source using at least a portion of the electrical voltage induced by the change in magnetic flux. In this manner, the induction sensor may generate its own power to sense and transmit data. To optimize the recharging power available from the induced electrical voltage, the sensor may also include a variable load. This variable load may be automatically controlled by the sensor based on the induced voltage and/or current. The induction sensor may also wirelessly transmit generated data. In addition, the sensor may, after shutting down, automatically power up in response to the change in magnetic flux exceeding a start-up threshold. | 2012-11-22 |
20120293116 | SYSTEM AND METHOD OF FILLING AN AIR GAP BETWEEN A PAIR OF CORE SECTIONS OF A TRANSFORMER - An energy conversion system includes a first core section, a tank, a flexible structure, and an output coil. The tank contains a volume of fluid having a high magnetic permeability. The flexible structure is fluidly coupled to the tank and movable from a retracted to an extended position in response to the injection of the fluid from the tank. The output coil is in electrical communication with the first core section. A charging station includes a second core section and an input coil. The first and second core sections are in alignment to define an air gap therebetween. The air gap is reduced when the flexible structure is in the extended position within the air gap such that the flexible structure transmits magnetic flux between the second core section and the first core section. The magnetic flux in the first core section induces electrical current in the output coil. | 2012-11-22 |
20120293117 | POWER CHARGING DEVICE AND MOBILE TERMINAL APPARATUS - A charging device that includes a first battery charged at a first rate and a second battery that is charged at a second rate, which is faster than the first rate. The charging device includes an interface that receives electric power from a charger; a first switch disposed between the interface and the first battery; a second switch disposed between the second battery and the first battery; a battery voltage detection circuit that detects a voltage of the second battery; a charger detection circuit connected to the interface that detects whether power is being received from the charger; and a switch control circuit that controls the first switch and the second switch based on outputs of the charger detection circuit and the battery voltage detection circuit. | 2012-11-22 |
20120293118 | WIRELESS POWER TRANSMISSION AND CHARGING SYSTEM, AND IMPEDANCE CONTROL METHOD THEREOF - A wireless power transmission and charging system and method are provided. The wireless power may refer to energy that may be transferred from a wireless power transmitter to a wireless power receiver. The wireless power transmission and charging system may include a source device to wirelessly transmit power, and a target device to wirelessly receive power. | 2012-11-22 |
20120293119 | WIRELESS CHARGING APPARATUS AND METHOD - Methods and apparatus for wireless charging are provided. Transmission power transmitted from a wireless power transmitter is received at a power receiver of a wireless power receiver. A battery of the wireless power receiver is charged with the received transmission power. It is determined whether the battery is fully charged. A packet from a communication unit of the wireless power receiver is transmitted to the wireless power transmitter when the battery is fully charged. An auxiliary charge of the battery is performed by receiving strength-reduced transmission power from the wireless power transmitter. | 2012-11-22 |
20120293120 | PROTECTIVE CIRCUIT MODULE AND SECONDARY BATTERY PACK INCLUDING THE SAME - A protective circuit module including: an insulating substrate including a plurality of layers; first and second printed circuit patterns disposed between the plurality of layers of the insulating substrate; a loop antenna electrically coupled to the first printed circuit pattern; and a wireless charging portion spaced apart from the loop antenna and electrically coupled to the second printed circuit pattern, wherein ends of the loop antenna and ends of the wireless charging portion are between the plurality of layers of the insulating substrate. | 2012-11-22 |
20120293121 | FULL CHARGE CONTROL APPARATUS FOR ONBOARD BATTERY - A full charge control apparatus includes a temperature detection accuracy decision unit and a full charge decision unit. The temperature detection accuracy decision unit detects an engine speed, a vehicle speed and an ambient temperature and, based on these surrounding conditions, determines whether the difference between the temperature of the battery estimated from a measurement by a temperature sensor and a true battery temperature falls within a specified accuracy range. If the battery temperature measurement accuracy is not within the specified range, the criteria for judging the fully charged state of the battery are modified to ensure that the battery will not be under-charged. | 2012-11-22 |
20120293122 | CHARGING DEVICE AND CHARGING METHOD - A user inputs a travel distance after last charging of a storage battery of a vehicle into an input field. A capacity of the storage battery at a current charge starting point in time is estimated from a capacity of the storage battery at a last charge ending point in time stored at the last charging and the input travel distance. The estimated capacity of the storage battery is displayed in a display field. During charging of the storage battery, detecting charge current and voltage to estimate a current capacity of the storage battery during charging, a remaining charging period of time and a distance-to-empty by the current capacity and displaying the estimated current capacity, remaining charging period of time and distance-to-empty in display fields are repeated. | 2012-11-22 |
20120293123 | AUTOMOBILE CHARGING APPARATUS - There are provided a control device, a power-supply cord, and a charging cable to be connected to an automobile, wherein the control device includes an electric-leakage detection portion for detecting an electric leakage in the charging cable or the automobile, a connection detection portion for detecting the charging cable being connected to the automobile, and a power-supply interruption portion for controlling supply of electricity from the power-supply cord to the charging cable, and, further, the control device has a function of activating the electric-leakage detection portion in a predetermined case, in a state where the automobile charging apparatus is supplied with a commercial power supply. | 2012-11-22 |
20120293124 | BATTERY CHARGING CONTROL SYSTEM - An object of the invention is to make the charging power as high as possible in a battery charging control system for selectively charging a plurality of batteries having different voltages with energy generated by an alternator. To achieve the object, the battery charging control system according to the invention includes an alternator having a variable generation voltage and a plurality of batteries having different charging voltages, wherein maximum generation power defined as the highest power that the alternator can generate and maximum charging power defined as the highest power that each battery can accept are obtained, and a battery for which the charging power is highest is selected to be charged based on a comparison of the maximum generation power and the maximum charging power. | 2012-11-22 |
20120293125 | COMPARATOR CIRCUIT, SEMICONDUCTOR DEVICE, BATTERY MONITORING SYSTEM, CHARGING ROHIBITION METHOD, AND COMPUTER-READABLE MEDIUM - A comparator circuit includes: a switching element that is disposed between a positive electrode of a battery cell and a fixed potential supply source, that has a control terminal connected to a negative electrode of the battery cell, and that operates in response to a voltage applied from the battery cell to the control terminal; a voltage regulating unit that is disposed between the battery cell and the switching element and that regulates the voltage applied from the battery cell to the switching element; and an output signal line that outputs a potential between the switching element and the fixed potential supply source. | 2012-11-22 |
20120293126 | CHARGING METHOD - A charging method to charge a lithium ion battery in a short amount of time at low cost without degradation of the lithium ion battery is provided. A lithium ion battery includes a lithium compound containing iron as a positive electrode active material. The lithium ion battery is charged through a quasi-constant voltage charging procedure. The lithium ion battery includes a lithium compound as a positive electrode active material used for a positive electrode material. With the lithium compound, a voltage in a flat voltage section of a charging characteristic curve is higher than a voltage of a battery including the lithium compound containing iron as the positive electrode active material. The lithium ion battery may be an assembled battery including a plurality of electric cells connected in series. | 2012-11-22 |
20120293127 | STORAGE-MODULE CONTROL DEVICE - Provided is an electricity storage module control device which is capable of controlling the voltage of each electricity storage section so that an electricity storage module is prevented from being deteriorated even when the electricity storage module is continuously charged/discharged in a relatively short cycle over a long period of time, in particular, when charging/discharging of a large amount of current is repeated. The electricity storage module control device controls the electricity storage module including a plurality of electricity storage sections connected in series. The electricity storage module control device acquires a voltage value of each of the plurality of electricity storage sections over a predetermined period, and controls voltages of the plurality of electricity storage sections based on the voltage value of each of the plurality of electricity storage sections, which has been acquired over the predetermined period. | 2012-11-22 |
20120293128 | BATTERY PACK - A battery pack is provided. In one embodiment, the battery pack includes a plurality of battery units each including at least one battery cell, a charge switch unit for connecting the plurality of battery units in parallel to form a charge path, a discharge switch unit for connecting the plurality of battery units in series to form a discharge path, and a battery management unit for controlling switching of the charge switch unit and the discharge switch unit according to a standby mode, a charge mode, a and discharge mode of the battery pack. The switching is controlled with a delay time associated with each of combinations of mode conversion between the modes. | 2012-11-22 |
20120293129 | Active Battery Cell Balancing Methods with Variable Duration Discharge - A method and a system for balancing cells of a vehicle battery includes discharging charge from a highest charged cell for a discharge time period dependent on a charge difference between the highest charged cell and a lowest charged cell at a given time. The cells may be charged with the discharge charge during a charge time period. | 2012-11-22 |
20120293130 | SYSTEM AND METHOD FOR MANAGING PARALLEL-CONNECTED BATTERY CELLS - The present system and method manage a rechargeable battery comprising two or more battery cells or series stacks of cells. The system includes a set of switches, each of which connects a cell or stack of cells between positive and negative nodes when actuated, or connects one cell in a stack of cells to another cell in the stack when actuated, such that when all the switches in a given stack are actuated, it is connected between the positive and negative nodes. An electrical load is directly connected to the positive and negative nodes. A controller determines the state of each cell or stack of cells by measuring and/or calculating one or more predetermined characteristics, and selectively actuates the switches based on the states of the cells or stacks of cells so as to enhance the life of the battery. | 2012-11-22 |
20120293131 | SECONDARY BATTERY STATE OF CHARGE DETERMINATION APPARATUS, AND METHOD OF DETERMINING STATE OF CHARGE OF SECONDARY BATTERY - A technology described herein is for accurately determining the SOC of a secondary battery. An open-circuit-voltage-to-state-of-charge (OCV-SOC) characteristic has a capacity decrease estimation OCV region in which a relationship between the OCV and the SOC is assumed not to change due to degradation of the secondary battery | 2012-11-22 |
20120293132 | REMAINING CAPACITY CALCULATION METHOD, BATTERY PACK PRE-SHIPMENT ADJUSTMENT METHOD, REMAINING CAPACITY CALCULATING DEVICE AND BATTERY PACK | 2012-11-22 |
20120293133 | BATTERY MANAGEMENT SYSTEM - A battery management system (BMS) is disclosed. In one embodiment, the BMS includes i) a first switching circuit electrically connected to a battery cell or a battery pack and configured to provide a voltage of the battery cell or the battery pack, ii) a capacitor electrically connected to the first switching circuit and configured to store the voltage provided from the first switching circuit and iii) a second switching circuit electrically connected to the capacitor and configured to provide the voltage stored in the capacitor, wherein the second switching circuit has first and second output terminals. The BMS may further include a pull-down circuit electrically connected to the second switching circuit, and configured to reduce impedance at the first output terminal of the second switching circuit. | 2012-11-22 |
20120293134 | HIGH EFFICIENCY CHARGING APPARATUS USING SWITCHING ARRANGEMENT AND CHARGING/DISCHARGING - A high efficiency charging apparatus, comprising a power supply which is a source for supplying electricity for charging; a speed setting unit setting an oscillating frequency and outputting an electrical self-oscillating signal having a frequency corresponding to the oscillating frequency; a switching unit having a plurality of switches which are driven by the electrical self-oscillating signal supplied from the speed setting unit; and a power transmitting unit charging current in the power supply multiple times according to a drive state of the plurality of switches of the switching unit and discharging the charged current at a time to supply the discharged current to the battery. The charging apparatus improves charging efficiency and reduces a charging time of a lead or nickel battery used in a vehicle or the like. | 2012-11-22 |
20120293135 | CONTROL METHOD FOR CHARGING TERMINAL AND APPARATUS THEREOF - The present disclosure provides a control method for charging a terminal and an apparatus thereof. The method includes steps of: judging whether the terminal is in an operation state or a standby state when the terminal is in a full-charged state ( | 2012-11-22 |
20120293136 | DUAL-INTERFACE CARD READER MODULE - A dual-interface card reader module is disclosed including: a card accessing circuit; a power controller for providing a charging current to a USB device; an overcurrent detector coupled with the power controller for generating an overcurrent notice when the charging current is greater than a current threshold; and a control circuit coupled with the card accessing circuit and the power controller for accessing a data storage card via the card accessing circuit and instructing the power controller to reduce its electricity output to lower the charging current when receiving the overcurrent notice. | 2012-11-22 |
20120293137 | POWER STORAGE APPARATUS - A power storage apparatus provided with a capacitor module and a power storage control circuit is connected between a generator and an electrical load. The capacitor module includes a plurality of capacitors and a plurality of switching devices which are connected in series with the capacitors, respectively, the capacitors and the switching devices together constituting a plurality of series circuits which are connected parallel to each other. When starting up the generator, the power storage control circuit controls only the specified switching device to become ON in order to quickly charge the capacitor which is connected in series with the switching device so that a voltage of the capacitor module is increased and a power source for starting up the generator is produced as high speed. | 2012-11-22 |
20120293138 | POWER CONTROL UNIT AND CONTROL METHOD FOR POWER CONTROL UNIT - A power control unit is provided with a converter; a filter capacitor that is connected onto one side of converter; a smoothing capacitor that is connected onto the other side of converter; an MG-ECU that is operated to control converter with power supplied from filter capacitor; and a casing that houses these constituent elements therein. In order to electrically discharge filter capacitor and smoothing capacitor, an MG-ECU controls converter in such a manner as to alternately repeat ON/OFF of an npn-type transistor for a lower arm of an IPM and ON/OFF of an npn-type transistor for an upper arm of IPM, and further, to set a time of ON of npn-type transistor for the upper arm longer than that of ON of npn-type transistor for the lower arm. | 2012-11-22 |
20120293139 | FIELD WINDING TYPE ROTARY ELECTRIC MACHINE - A field winding type rotary electric machine includes: a controller; a field current integration portion provided in the controller to calculate an integral value by integrating an excessive field current exceeding a field current threshold; a field current limiting portion provided in the controller and carrying out limiting processing to limit a field current to or below a predetermined value when the integral value reaches an integral value threshold defined as a reference value at or above which the field current is limited; a controller power supply connection switch switched ON and OFF for power feeding to the controller; a controller power supply connection determination portion switching ON and OFF the controller power supply connection switch; and a power feeding ON state maintaining portion maintaining an ON state of the power feeding to the controller from start to end of the limiting processing by the field current limiting portion. | 2012-11-22 |
20120293140 | CONTROL APPARATUS FOR INVERTER GENERATOR - In a control apparatus for an inverter generator having a first, second and third windings wound around an alternator driven by an engine, and first, second and third inverters adapted to convert alternating current outputted from the first, second and third windings into direct current and invert the converted direct current into single-phase alternating current in a desired frequency so as to supply to the electric load, there is provided with an actuator (stepper motor) to open and close a throttle valve of the engine, and it is configured to detect output powers (effective powers) of the first, second and third inverters, to determine a target engine speed based on the detected output powers, and to control an operation of the actuator so that the engine speed converges at the determined target engine speed. | 2012-11-22 |
20120293141 | BRIDGELESS PFC CONVERTER AND THE METHOD THEREOF - A bridgeless PFC (power factor correction) converter with improved efficiency is disclosed. The bridgeless PFC converter comprises: input terminals configured to receive an input AC power supply; an output terminal configured to provide power supply; a high frequency bridge arm comprising a first switch and a third switch coupled between the output terminal and a ground node; a low frequency bridge arm comprising a second switch and a fourth switch coupled between the output terminal and the ground node; an inductor coupled between the input AC power supply and the high frequency bridge arm; and a control circuit configured to control the switching of switches in the high frequency bridge arm and the low frequency bridge arm. | 2012-11-22 |
20120293142 | PHASE-CONTROLLED AC VOLTAGE STABILIZING CIRCUIT - A phase-controlled AC voltage stabilizing circuit includes a buffer device connected between an input power side and an exciting side of a transformer to provide flywheel paths of exciting current within the positive half cycle and negative half cycle of input power. A pulse width modulation control device is connected between the buffer device at the exciting side of the transformer and a neutral point of a power supply system to switch ON and OFF a number of times within each half cycle of the input power to allow an inductor to regulate the variable voltage so that waveform of the exciting current of the transformer is smoother. By regulating the voltage at the output side of the transformer, response time of stabilizing voltage is faster and distortion of the waveform is smaller. | 2012-11-22 |
20120293143 | Method and Device for Generating an Adjustable Bandgap Reference Voltage - Generating an adjustable bandgap reference voltage comprises generating a current proportional to absolute temperature comprising an equalization of the voltages across the terminals of a core designed to then be traversed by the said current proportional to absolute temperature, generating a current inversely proportional to absolute temperature, summing these two currents and generating said bandgap reference voltage on the basis of the said sum of currents; the said equalization comprises a connection across the terminals of the core of a first fed-back amplifier possessing at least one first stage arranged as a folded setup and comprising first PMOS transistors arranged according to a common-gate setup, and a biasing of the said first stage on the basis of the said current inversely proportional to absolute temperature, the said summation of the two currents being performed in the feedback stage of the first amplifier. | 2012-11-22 |
20120293144 | VOLTAGE/CURRENT CONTROL APPARATUS AND METHOD - A voltage/current control apparatus and method are disclosed. The apparatus includes a low-side field effect transistor (FET) having a source, a gate and a drain, a high-side field effect transistor (FET) having a source, a gate and a drain, a gate driver integrated circuit (IC), a sample and hold circuit, and a comparator configured to produce a trigger signal at the output when a sum of the first and second input signals is equal to a sum of the third and fourth input signals, wherein the trigger signal is configured to trigger a beginning of a new cycle by turning the gate of the high-side FET “on” and the gate of the low-side FET “off”. | 2012-11-22 |
20120293145 | BUCK CONVERTER - A buck converter comprising a controller arranged to monitor an output voltage of the converter, the controller comprising: a comparator arranged to compare an output voltage at an output of the buck converter with a reference voltage, and a modification circuit within the comparator or connected to a modification signal input of the comparator and arranged to produce a correction signal to modify the operation of the comparator. | 2012-11-22 |
20120293146 | CONTROL CIRCUIT AND METHOD FOR AUDIBLE NOISE SUPPRESSION IN A POWER CONVERTER - A control circuit is configured for controlling a power switch to regulate an output of a power converter. The control circuit is configured to increase a switching frequency of the power switch when a first signal representing a magnitude of the power converter is below a first output level. In some embodiment, the first output level is selected such that when the first signal is below the first output level, the power converter may generate audible noise. In an embodiment, when the first signal is above the first output level, the control circuit is configured to turn off the power switch when a second signal representing a current in the power switch is above a first reference level. On the other hand, when the first signal is below the first output level, the control circuit is configured to turn off the power switch if the second signal reaches a lower reference level. | 2012-11-22 |
20120293147 | Monolithic Group III-V Power Converter - A power arrangement that includes a monolithically integrated III-nitride power stage having III-nitride power switches and III-nitride driver switches. | 2012-11-22 |
20120293148 | DC/DC CONVERTER AND METHOD FOR THE CURRENT CONTROL OF A DC/DC CONVERTER - A DC/DC converter includes an input to which an input current is supplied, an output at which an output current is provided, and a current control circuit coupled to the input and the output includes a unit that provides an instantaneous value signal proportional to the output current of the DC/DC converter with the aid of the input current, an internal input that supplies a reference signal, and a comparison device coupled to the unit that provides the instantaneous value signal and the internal input and comprises an internal output that provides a control signal dependent on a comparison of the instantaneous value signal with the reference signal, wherein the control signal adjusts the output current of the DC/DC converter. | 2012-11-22 |
20120293149 | Device for Generating an Adjustable Bandgap Reference Voltage with Large Power Supply Rejection Rate - An adjustable bandgap reference voltage comprises means for generating current proportional to absolute temperature comprising first means connected to terminals of a core and designed to equalize voltages across the terminals, means for generating a current inversely proportional to absolute temperature connected to the core, and an output module designed to generate the reference voltage; the first processing means comprise a first amplifier possessing a stage, biased by the current inversely proportional to absolute temperature, arranged according to a folded setup and comprising first PMOS transistors arranged according to a common-gate setup, and a stage whose input is connected to the amplifier output and whose output is connected to the first stage input and to a terminal of the core, the second generating means comprise a follower amplifier setup connected to a terminal of the core and separated from the first amplifier, the output module is connected to the feedback stage. | 2012-11-22 |
20120293150 | IC Package with Embedded Transformer - Aspects of a method and system for configuring a transformer embedded in a multi-layer integrated circuit package are provided. In this regard, a windings ratio of a transformer embedded in a multi-layer IC package bonded to an IC may be configured, via logic, circuitry, and/or code in the IC, based on signal levels at one or more terminals of the transformer. The transformer may comprise a plurality of inductive loops fabricated in transmission line media. The integrated circuit may be flip-chip bonded to the multi-layer package. The IC may comprise a signal strength indicator enabled to measure signal levels input to or output by the transformer. The windings ratio may be configured via one or more switches in the IC and/or in the multi-layer package. The IC and/or the multi-layer package may comprise ferromagnetic material which may improve magnetic coupling of the transformer. | 2012-11-22 |
20120293151 | COMPLEMENTARY METAL-OXIDE SEMICONDUCTOR DIRECT CURRENT TO DIRECT CURRENT CONVERTER - Disclosed embodiments include a direct current to direct current (DC-DC) converter including one or more charge pumps and configured to receive an input voltage and a first clock signal and a second clock signal. The first clock signal and second clock signal may be non-overlapping, and each may alternate between a ground voltage and a first voltage. The DC-DC converter may be configured to produce an output voltage over the clock cycle that has a negative polarity with a magnitude substantially equal to a sum of magnitudes of the input voltage and an integer multiple of the first voltage, the integer multiple being equal to a number of the one or more charge pumps in the DC-DC converter. | 2012-11-22 |
20120293152 | Boost Converter - A boost converter is disclosed in the present disclosure. The boost converter includes a switching element, a first diode, a second diode, a first inductor, a second inductor, a DC voltage input terminal and a DC voltage output terminal. The first inductor, the second inductor and the second diode are connected in sequence between the DC voltage input terminal and the DC voltage output terminal. The second diode has an anode connected to the second inductor and a cathode connected to the DC voltage output terminal. The switching element includes a first end, a second end and a third end for controlling connection or disconnection between the first end and the second end. The first end is connected between the first and the second inductor. The boost converter of the present disclosure is convenient to use and features high inductance coupling efficiency. | 2012-11-22 |
20120293153 | ELECTRIC POWER SUPPLY AND RELATED METHODS - Some embodiments include an improved electric power supply. Other embodiments of related systems and methods are disclosed. | 2012-11-22 |
20120293154 | GENERATION OF A TEMPERATURE-STABLE VOLTAGE REFERENCE - A circuit for generating a temperature-stable reference voltage, including, between two terminals of application of a D.C. voltage: a current source and at least two parallel branches, each comprising a resistive element and one or several transistors, the transistors being different form one another and the reference voltage being sampled between the terminals of said branches. | 2012-11-22 |
20120293155 | MULTI-CHANNEL POWER SUPPLY AND CURRENT BALANCING CONTROL METHOD THEREOF - The multi-channel power supply comprises a first channel, a second channel, a current sensing module, a current average control circuit, and a modulator. The first channel and the second channel respectively transform an input voltage into an output voltage according to a first pulse width modulation (PWM) signal and a second PWM signal. The current sensing module respectively sense a first channel current and a second channel current to output a first sensing current and a second sensing current. The current average control circuit generates a first error current and a second error current according to the first sensing current and the second sensing current and an average current thereof. The modulator generates the first PWM signal and the second PWM signal according to the first error current, the second error current and the output voltage. | 2012-11-22 |
20120293156 | Assisting an Output Current of a Voltage Converter - Methods, apparatuses and systems for assisting an output current of a voltage converter, are disclosed. One method includes detecting a request for a positive change in an output voltage of the voltage converter, selecting an output current assist value based on the requested positive change in the output voltage, for a predetermined load, and assisting the output current with the selected output assist current. | 2012-11-22 |
20120293157 | Method for determining the sharpness of cutting edges of chopper blades - A method for determining the sharpness of cutting edges ( | 2012-11-22 |
20120293158 | METHODS AND APPARATUS FOR HIGH-SPEED OPERATION OF A CHEMICALLY-SENSITIVE SENSOR ARRAY - 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. | 2012-11-22 |
20120293159 | VOLTAGE TESTING CIRCUIT - A voltage testing circuit includes a voltage input terminal, an LED, a first reference resistor, a transistor, a current-limiting resistor, a second reference resistor, and a 3-terminal adjustable regulator. The transistor includes an emitter, a base connected to the voltage input terminal through the first reference resistor, and a collector connected to the voltage input terminal. The current-limiting resistor is connected between the emitter and an anode of the LED. The second reference resistor is connected between the voltage input terminal and ground. The 3-terminal adjustable regulator includes a positive terminal grounded, a negative terminal connected to a cathode of the LED, and a controlling terminal connected to the voltage input terminal through the second reference resistor. The LED emits light according to voltage of the voltage input terminal. | 2012-11-22 |
20120293160 | FIELD-EFFECT TRANSISTOR INCLUDING MOVABLE GATE ELECTRODE AND SENSOR DEVICE INCLUDING FIELD-EFFECT TRANSISTOR - A field-effect transistor includes a semiconductor layer, at least two active regions disposed in the semiconductor layer, a source electrode in contact with one of the two active regions, a drain electrode in contact with the other active region; an insulating layer which is located between the source electrode and the drain electrode and which is disposed on the semiconductor layer, a gate electrode overlying the insulating layer, an adsorption site which is disposed between the gate electrode and the insulating layer and is used to adsorb a molecule, and a driving unit used to drive the gate electrode. | 2012-11-22 |
20120293161 | ALTERNATING CURRENT VOLTAGE DETECTION CIRCUIT - An AC voltage detection circuit includes a conversion module, a comparison module, and a prompt module. The conversion module connects to an AC power source and converts the AC voltage provided by the AC power source to an AC current, and then converts the AC current to a direct current (DC) voltage reflecting the AC voltage. The comparison module is connected to the conversion module, and compares the DC voltage with a first predetermined voltage and a second lesser predetermined voltage, and produces a control signal when the DC voltage is greater than the first predetermined voltage or less than the second predetermined voltage. The prompt module produces a prompt signal when receiving the control signal. | 2012-11-22 |
20120293162 | METHOD FOR TESTING MULTIPLE COUPONS - A method for testing multiple coupons is described. The x, y, and theta offset coordinates of a reference structure for each coupon are determined. Additionally, the x and y offset coordinates between the reference structure and the first test device are determined. After the reference data from all of the coupons have been determined, the testing sequence for all of the coupons can be initiated and completed without further intervention. | 2012-11-22 |
20120293163 | ON-CHIP MILLIMETER-WAVE POWER DETECTION CIRCUIT - An on-chip millimeter wave power detection circuit comprises a high resistive probe for voltage sensing of millimeter wave signals, the probe comprises a metal line perpendicularly connected to a transmission line, at one end, and further connected to a power root mean square (RMS) detector at the other end; and the RMS detector for measuring a RMS voltage value of the sensed millimeter wave signals, wherein the RMS detector is characterized by a known impedance. | 2012-11-22 |
20120293164 | MAGNETORESISTANCE SENSOR WITH BUILT-IN SELF-TEST AND DEVICE CONFIGURING ABILITY AND METHOD FOR MANUFACTURING SAME - A magnetoresistance sensor includes a multifunctional circuit structure having the functionality of built-in self-testing and/or device configuration. The magnetoresistance sensor further includes a substrate having a first dielectric layer formed thereon and a magnetoresistance structure. The multifunctional circuit structure is disposed on the dielectric layer and includes a winding structure for generating a magnetic field for testing and configuring the magnetoresistance sensor. The magnetoresistance structure is disposed on the multifunctional circuit structure, wherein a topmost layer of the magnetoresistance structure includes a magnetoresistance layer, and the magnetoresistance structure generates electrical resistance variance corresponding to the generated magnetic field for testing and configuring the magnetoresistance sensor. A method for manufacturing the magnetoresistance sensor is also provided. | 2012-11-22 |
20120293165 | MAGNETIC PROXIMITY SENSOR - Magnetic proximity sensor, comprising a magnetic sensor element, and a magnet assembly having a first pole surface and a second pole surface, wherein the first pole surface of the magnet assembly is positioned adjacent to a sensor target surface of the magnetic proximity sensor, and the sensor element is positioned at a first distance from the second pole surface of the magnet assembly remote from the sensor target surface. | 2012-11-22 |
20120293166 | ROTARY POSITION SENSOR - A rotary position sensor having a transmitter coil excited by a high frequency signal source. A first and second receiver coil, each having at least two oppositely wound loops, are rotatably positioned electrically 90 degrees relative to each other. The receiver coils are positioned so as to be inductively coupled with the transmitter coil while a coupler constructed of an electrically conductive material is rotatably positioned over and inductively coupled with the first and second receiver coils. The outputs from the first and second receiver coils are coupled through a high pass filter and a low pass filter, respectively, thus creating a 90° phase shift in the resultant signals. These signals are summed together and coupled as an input signal to a PWM circuit together with a signal from the transmitter coil. | 2012-11-22 |
20120293167 | ROTATION SENSOR - A magnetism detection elements are arranged in an arrangement direction substantially perpendicular to a tooth trace of a gear when viewed from a magnetism generation unit and send a signal according to a magnetic flux flowing between the gear and the magnetism generation unit. A detection unit detects rotation of the gear according to the signal. A case accommodates the magnetism detection elements. A movement restriction unit is equipped to the case and located on the side of the gear at a place between the magnetism detection elements to restrict a magnetic foreign matter, which adheres to the case, from moving in the arrangement direction of the magnetism detection elements. | 2012-11-22 |
20120293168 | MULTI DIRECTIONAL ELECTROMAGNETIC YOKE FOR INSPECTION OF BORES - A non-destructive inspection system that has particular application for inspecting a bore in a valve for defects. The system includes an inspection yoke having a ferromagnetic core, where a first coil is wound around the core in one direction and a second coil is wound around the core in an orthogonal direction so that orthogonal electromagnetic fields can be generated within the bore. A controller provides a current flow through the coils to generate the electromagnetic fields to detect defects in the bore. | 2012-11-22 |
20120293169 | MAGNETIC DETECTION APPARATUS - A magnetic detection apparatus comprises: a magnetic detection section which is obtained by pressing a base including a magnetic detection device, and magnetic field generation means fixed to the base, into a cap so as to integrate the base, the magnetic field generation means, and the cap; and a secondary molding section including an attachment section for attaching the magnetic detection section, and a connector section for extracting a signal detected by the magnetic detection section. | 2012-11-22 |
20120293170 | MAGNETIC FIELD DETECTION DEVICE AND CURRENT SENSOR - Provided is a magnetic field detection device and a current sensor capable of increasing the degree of freedom in selecting the type of the magnetic field detection element. | 2012-11-22 |
20120293171 | PULSED ASL USING TAGGING PULSE PATTERN ENCODING/DECODING OF FLOWING NUCLEI COHORTS - Magnetic resonance imaging (MRI) produces an image representative of flowing nuclei within a subject. For each of plural MRI data acquisition sequences, a non-contrast pulsed ASL (arterial spin labeling) pre-sequence is applied to flowing nuclei in a tagging region during a tagging period (that occurs prior to MRI data acquisition from a selected downstream image region). The ASL pre-sequence includes plural different elapsed tagging times at which a radio frequency (RF) nuclear magnetic resonant (NMR) nutation tagging pulse occurs or does not occur in accordance with different predetermined patterns for corresponding different data acquisition sequences. Acquired MRI data is decoded in accordance with such predetermined patterns to detect MRI signals emanating from different cohorts of flowing nuclei that have been subjected to different combinations of nutation pulses. Acquired MRI data is used to reconstruct at least one image representing flowing nuclei within the selected image region. | 2012-11-22 |
20120293172 | SPATIALLY SHAPED PRE-SATURATION PROFILE FOR ENHANCED NON-CONTRAST MRA - A magnetic resonance imaging (MRI) system is used to produce an image representative of the vasculature of a subject by applying a non-contrast MRI pulse sequence to acquire MRI k-space data from non-stationary nuclei flowing in a selected spatial region of a subject after nuclei within the region have been subjected to spatially non-uniform pre-saturation of nuclear magnetic resonance (NMR) magnetization. Such pre-saturation suppresses subsequent MRI signals emanating from background nuclei located within said region during said pre-saturation, while enhancing MRI signal from flowing nuclei therewithin as a function of speed, slice thickness and elapsed time until image capture as a function of the spatially shaped profile of non-uniform pre-saturation across the imaged volume. Thus, acquired MRI k-space data can then be used to reconstruct an image representing vasculature of the subject. | 2012-11-22 |