|Electrical transmission or interconnection systems patents - Monitor Patents|
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Electrical transmission or interconnection systems August inventions list 08/11Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 08/25/2011 > patent applications in patent subcategories.
20110204711 - Systems and methods for detecting data communication over a wireless power link: A wireless power supply system that detects communications in the input power to the switching circuit. In this aspect of the invention, the wireless power supply includes a detector for generating a signal indicative of the current in the input to the switching circuitry, a band-pass filter for filtering the... Agent: Access Business Group International LLC
20110204713 - Dc/dc converter: A DC/DC converter for providing an output voltage includes: a connected DC voltage transformer; a supply voltage input for providing a first supply potential and a second supply potential to the DC voltage transformer; a potential point which is connectable to the second supply potential as a function of an... Agent:
20110204712 - Electric connection system: The invention relates to a device for transmitting electrical energy from an agricultural utility vehicle (10) to an attachment (26) which can be reversibly coupled to the utility vehicle (10). The device comprises at least one power electronics system (38, 74) which is arranged on the utility vehicle side, at... Agent:
20110204714 - Electric power supply system, in particular in an aircraft: A fail-safe electrical power supply system (11), in particular in an aircraft, does not require any hardware, control-engineering or wiring complexity for an emergency power supply, which need be started up only when required, if, on the output side, the normal supply has parallel-connected supply modules (13) such as rechargeable... Agent: Diehl Aerospace Gmbh
20110204715 - Power supply control device: A power supply control device includes a body block having a power supply control circuit and a housing accommodating the power supply control circuit, a power side cable, and a vehicle side cable. At least one of the power side cable and the vehicle side cable has a holder holding... Agent: Panasonic Electric Works Co., Ltd.
20110204716 - Operation control system: In an operation control system, when a selection manipulation for blinking one of turn lamps is inputted using an in-vehicle combination switch, a frequency signal corresponding to the selection manipulation is outputted from a signal oscillation section to a signal transformation section via a common control line. In addition, the... Agent: Denso Corporation
20110204717 - System and method for providing collaborating power controllers: A method is provided in one example embodiment and includes receiving a message associated with a detection of reactive power in an energy system and inducing a first quantity of reactive power at a power level specified in the message. The first quantity of reactive power is induced in order... Agent: Cisco Technology, Inc.
20110204718 - Power supply arrangement, in particular for supplying power to a reactor for producing polysilicon: The invention relates to a power supply arrangement, in particular for supplying power to thin silicon rods in a reactor for producing polysilicon with the Siemens process, with inputs (L1, L2, L3) for connection to a three-phase power grid, with outputs, grouped in three groups (A11-A13, A21-A24, A31-A33) of outputs... Agent: Aeg Power Solutions B.v.
20110204719 - Network centric power flow control: A method and apparatus are present for sending power to a number of loads. A plurality of nodes and a number of lines connected to the plurality of nodes are selected to send electrical power from a number of sources to a number of loads based on a capacity to... Agent: The Boeing Company
20110204720 - Efficient usage, storage, and sharing of energy in buildings, vehicles, and equipment: The present disclosure relates generally to energy demand and supply for buildings, vehicles, and equipment. In exemplary embodiments, energy may be stored in one or more battery packs (e.g., stationary batteries or vehicle batteries) for use in buildings, appliances, and equipment typically relying on energy from a power grid. The... Agent: Johnson Controls Technology Company
20110204721 - Electricity generation system: An electricity generation system having a low frequency alternating heat and cold distribution system provided for alternately distributing heat and cold at low frequency; a heat-electricity conversion system operatively connected to the low frequency alternating heat and cold distribution system and provided for generating electricity in response to the alternately... Agent:
20110204722 - Voltage equalization circuit for electric energy storage device: The present invention is aimed at providing a simple and inexpensive device for equalizing voltage between electric energy storage cells such as batteries or capacitors connected in serial in an electric energy storage device. The invention provides a voltage equalization device that enables voltage equalization between the electric energy storage... Agent: Kims's Techknowledge Inc.
20110204723 - Wireless power receiver: Exemplary embodiments are directed to conveying wireless power received at a receive antenna to a load. A method may include coupling each terminal of the antenna to a ground voltage during a charging phase for storing energy within the antenna. The method may further include coupling at least one terminal... Agent: Qualcomm Incorporated
20110204724 - Dual output direct current (dc)-dc regulator: An apparatus includes a first switch coupled to a first voltage reference and a second switch coupled to a second voltage reference. A third switch is coupled to a first terminal of a first capacitor and a first terminal of a second capacitor. A fourth switch is coupled to a... Agent:
20110204725 - Electromagnetic circuit interrupter: In one aspect, the present invention provides an electromagnetic circuit interrupter for use in a high voltage direct current (DC) aircraft power distribution system. The electromagnetic circuit interrupter comprises a contact mechanism operable to separate first and second electrical contacts by a first predetermined distance d1 for a predetermined time... Agent:
20110204726 - Power line communication device: A power line communication device achieving suppression of electric power consumption is provided. Processing performed by a CPU of a PLC adapter includes the steps of sensing that a time to cut off electric power supply has come (S610), generating a message notifying that electric power supply will be cut... Agent:
20110204727 - Over-voltage suppression apparatus: An overvoltage suppression device which suppresses overvoltage that occurs when breakers which turn on/off the connection between a power source bus and a power transmission line, are turned on after the breakers are turned off. The overvoltage suppression device measures the waveform of voltage on the side of the power... Agent: Kabushiki Kaisha Toshiba
20110204728 - Battery backup protection circuit: An exemplary control system has an input connector operable to connect to a power source and at least one output connector operable to connect to either a load or a power source. A first solid state switch is also provided, operable to control a flow of current between the input... Agent:
20110204729 - Safety switching device with universal signal input: The present invention relates to a safety switching device for actuating actuators in a fail-safe manner, and further relates to an emergency shut-off circuit comprising a safety switching device according to the present invention. The safety switching device includes at least one first and second safety input for receiving a... Agent:
20110204730 - Information processing terminal and method for preventing an electric shock from the information processing terminal: According to one embodiment, an information processing terminal includes a power supply for supplying electric power, an inlet connected to a power cord for supplying electric power to the power supply, an electronic board on which an arithmetic unit is mounted, and a body cover which covers a body including... Agent: Toshiba Tec Kabushiki Kaisha08/18/2011 > patent applications in patent subcategories.
20110198919 - Circuit board: A circuit board, included in an inverter device that outputs AC current to a motor for driving a vehicle, includes: an insulation layer; a first conductor formed on a first side of the insulation layer, and upon which a semiconductor chip included in a lower arm of an inverter circuit... Agent: Hitachi Cable, Ltd.
20110198918 - Device and method for standby power supply on board an aircraft: A device and a method for emergency electricity supply on board an aircraft, able to supply a part of the aircraft's electrical power circuit. The device includes a synchronous machine with separate excitation, associated with a flywheel, and an auxiliary device to set the flywheel in rotation and to maintain... Agent: Airbus France
20110198921 - Power supply device and power supply system for fuel cell vehicle: A power supply device includes: a first line, a second line, and a third line, each having a different electric potential from one another; a battery circuit in which a fuel cell stack and an electric storage device are connected in series; and a first DC-DC converter, wherein both ends... Agent: Honda Motor Co., Ltd.
20110198920 - Vehicle power supply apparatus: A first power supply system is constituted by an alternator and a main battery while a second power supply system is constituted by electrical equipment and a sub-battery. Further, a switch is provided between the first power supply system and the second power supply system. During vehicle deceleration, the switch... Agent: Fuji Jukogyo Kabushiki Kaisha
20110198922 - Smart responsive electical load: A smart responsive electrical load (10) is operatively connectable to an electricity supply network (20). The smart responsive electrical load (10) comprises an electrical power-consuming device (30) and a control arrangement (40) for controlling a supply of electrical power from the network (20) to the device (30). The control arrangement... Agent:
20110198923 - Power management mechanism: An integrated circuit includes a global power supply node. A first power domain has a first power management circuit, which includes a local power supply node. A first power control circuit is capable of receiving an input signal. A second power control circuit has a higher current capacity than the... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.
20110198924 - Power source system and control circuit: A power source system including power-factor modifying circuits to modify a power factor of supplied electric power, a time difference circuit to output start signals for instructing the power-factor modifying circuits to start an operation to the power-factor modifying circuits at specified time intervals, and a control circuit to supply... Agent: Fujitsu Limited
20110198925 - Current regulator drive circuit shunting current by voltage-dividing load: The present invention is through the power control unit, which is connected with the voltage-dividing load in parallel, to perform shunt regulation for the current passing through the voltage-dividing load; in which the methods of the shunt regulation by the power control unit includes using the power control unit to... Agent:
20110198927 - Mos transistor device in common source configuration: A semiconductor device includes a semiconductor substrate, a first p-channel laterally diffused metal oxide semiconductor (LDMOS) transistor formed over the semiconductor substrate and additional p-channel LDMOS transistors formed over the semiconductor substrate. First drain and gate electrodes are formed over the substrate and are coupled to the first LDMOS transistor.... Agent: Texas Instruments Lehigh Valley Incorporated
20110198926 - Multi-channel power controller with switching offset: A method of operating a power controller includes assigning switching offset times to a plurality of channels of a multi-channel power controller, and adjusting a state change time of a selected channel by the switching offset time associated with the selected channel such that the selected channel and another of... Agent:
20110198928 - Emergency generator power system with reserved fire protection power: The construction for achieving the object of the present invention is characterized in that the emergency generator power system comprises a measuring instrument adapted to measure the state of increase of a power load on a main power line passing via main power circuit breaker; and a control instrument connected... Agent:
20110198929 - Power distribution network based on multiple charge storage components: A power distribution network includes multiple charge storage components and multiple charging circuits to control the charging and discharging of the charge storage components, which may comprise a battery and a supercapacitor. By appropriate arrangement and selection of the storage components, ripple in the power supply voltage, whose propagation to... Agent: Research In Motion Limited
20110198930 - Method for controlling interconnection system: An interconnected system that supplies power to a power system, and includes a power generator that changes in output, and an electric power storage-compensation device. The interconnected system is controlled so that operation of a sodium-sulfur battery that is included in the electric power storage-compensation device and compensates for a... Agent: Ngk Insulators, Ltd.
20110198931 - Systems, devices, and methods for providing backup power to a load: Systems, devices, and methods for providing backup power to a load are disclosed. A power converter may comprise a capacitor array comprising a plurality of capacitors and configured to store a charge from an input during a charge mode of operation and provide a charge to an output during a... Agent: Integrated Device Technology, Inc.
20110198932 - Ferroresonant transformer for use in uninterruptible power supplies: A ferroresonant transformer comprises a core, a main shunt, first windings, second windings, and third windings. The main shunt arranged relative to the core to define a primary side and a secondary side of the ferroresonant transformer. The first windings are arranged on the primary side of the ferroresonant transformer... Agent: Alpha Technologies Inc.
20110198934 - Photovoltaic power system: A photovoltaic power system comprising: a plurality of photovoltaic power units each of which includes: a solar battery unit in which high-voltage output solar battery modules are connected in parallel with each other; and a conversion portion that converts a direct-current voltage output from the solar battery unit; and at... Agent:
20110198933 - Power conversion circuit and power conversion circuit system: A power conversion circuit system comprises a primary conversion circuit, a secondary conversion circuit, and a control circuit for controlling the primary and secondary conversion circuits. The primary conversion circuit comprises a primary full bridge circuit, which includes a bridge section composed of both a primary coil in a transformer... Agent: Toyota Jidosha Kabushiki Kaisha
20110198935 - Inverter for a three-phase ac photovoltaic system: Various methods and apparatus are described for a photovoltaic system. In an embodiment, pluralities of three-phase Alternating Current (AC) inverter circuits electrically connect into a common three phase AC output. Each of those inverters receives a bipolar DC voltage supplied from its own set of Concentrated PhotoVoltaic (CPV) modules.... Agent: Greenvolts, Inc
20110198936 - Circuit arrangement including a multi-level converter: Disclosed is a circuit arrangement including at least one multi-level-converter.... Agent:
20110198939 - Flat, asymmetric, and e-field confined wireless power transfer apparatus and method thereof: Described herein are embodiments of a transmitter that includes a substantially two-dimensional high-Q resonator structure including a flat coil; and an impedance-matching structure operably connected to the resonator structure, the transmitter configured to transmit power wirelessly to another high-Q resonator.... Agent:
20110198937 - Impedance neutral wireless power receivers: Exemplary embodiments are directed to wireless power receivers. A receiver may include receive circuitry configured to couple to a receiver coil and a load. The receiver is configured to be tuned according to the load to enable an impedance as seen by an associated transmitter to remain substantially constant upon... Agent: Qualcomm Incorporated
20110198940 - Wireless power feeder, wireless power receiver, and wireless power transmission system: Power is fed from a feeding coil to a receiving coil using magnetic resonance. The feeding coil is wound in a first layer substrate 144 of a multilayer substrate 116 with a space provided between the coil conductor thereof and further wound in a second later substrate 146 with a... Agent: Tdk Corporation
20110198938 - Wireless power transmission and reception apparatus having resonance frequency stabilization circuit and method thereof: A wireless power transmission apparatus and method for wirelessly transmitting power to a wireless power reception apparatus electromagnetically coupled to the wireless power reception apparatus and supplying power for loads of the wireless power reception apparatus is provided. The apparatus includes a power generator for generating power having a fixed... Agent: Samsung Electronics Co., Ltd.
20110198941 - Power switch ramp rate control using daisy-chained flops: In an embodiment, an integrated circuit may include one or more power managed blocks and a power manager circuit. The power manager circuit may be configured to generate a block enable for each power managed block and a block enable clock. The power managed block may generate local block enables... Agent:
20110198942 - Power switch ramp rate control using programmable connection to switches: In an embodiment, an integrated circuit includes a power gated block and a power manager circuit. The power manager circuit is configured to provide a block enable signal and at least one select signal to the power gated block. The power manager may generate the select signal responsive to various... Agent:
20110198943 - Programmable electronic timer: A device and method to control a programmable portable electronic timer to selectively provide AC power to an external electrical device by selecting a plurality of varying start times and stop times for each of at least two days, where each start time and stop time may be unique, and... Agent:08/11/2011 > patent applications in patent subcategories.
20110193408 - Vehicle-mounted multi-phase converter and design method thereof: An object is to miniaturize booster coils used in a vehicle-mounted booster converter. In the design method for a vehicle-mounted multi-phase converter including multiple booster coils and a switching circuit for generating an induced electromotive force at each booster coil by switching of current flowing to each booster coil for... Agent: Toyota Jidosha Kabushiki Kaisha
20110193409 - Power supply device for vehicle: A power supply device is provided for a vehicle having an idling-stop function, the power supply device including a boosting converter circuit with small loss that compensates for a voltage drop of a battery during starting of the engine and performing a protection function against a case in which the... Agent: Murata Manufacturing Co., Ltd.
20110193410 - Control concept for limit-value management for dc/dc converter in an energy system: The invention provides that the energy unit and the DC/DC converter and the electrical component are coupled via a limit-value management system which controls the power output such that, when power is demanded from the electrical component above the power limit value of the DC/DC converter, power is output up... Agent: Robert Bosch Gmbh
20110193411 - Apparatus and method for providing power from a power source to a portable electrical device: An apparatus for providing power from a vehicle power source to at least one portable electrical device includes: (a) a power interface unit for coupling with the vehicle power source; (b) a power converter unit coupled with the power interface unit; (c) at least one first voltage output connection structure... Agent: Radioshack Corp., A Corp. Of Delaware
20110193413 - Battery control device and battery system: A battery control device for a battery module includes a plurality of integrated circuits. Each integrated circuit includes: a constant voltage circuit that lowers a total voltage of a battery cell group corresponding to the integrated circuit to an integrated circuit internal voltage; a signal generation circuit that generates, based... Agent: Hitachi Vehicle Energy, Ltd,
20110193414 - Electric power supply control circuit: An electric power supply control circuit includes a bypass circuit connected in parallel with a semiconductor switch. Upon a control circuit being in an inactive state while a load being in a non-electrifying state or in a standby state, the bypass circuit connects a power source to the load. The... Agent: Sumitomo Electric Industries, Ltd.
20110193418 - Antenna arrangement and transponder reader: An antenna arrangement has an inductive transmitting antenna having a main radiating axis, an inductive receiving antenna having a main receiving axis, and an inductive compensator. The inductive receiving antenna is arranged in the main radiating axis of the transmitting antenna. The inductive compensator is electrically connected in series to... Agent: Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v.
20110193420 - Power generation circuit using electromagnetic wave: A power generation circuit using an electromagnetic wave which does not require any additional energy is provided. Power generation is performed by utilizing the electromagnetic wave existing in a space for living.... Agent:
20110193416 - Tunable wireless energy transfer systems: Described herein are improved configurations for a wireless power transfer. A power source for driving a resonator includes a switching amplifier. The duty cycle of the switching amplifier may be adjusted as well as optionally inductors and/or capacitors of the circuit to improve the efficiency of power transfer from the... Agent:
20110193419 - Wireless energy transfer: Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a... Agent:
20110193415 - Wireless energy transmission structure: Disclosed is a wireless energy transmission structure which includes a disc part including a first conductor plate and a second conductor plate which are spaced to face each other and a dielectric material inserted between the first conductor plate and the second conductor plate, and generating an electric field between... Agent:
20110193421 - Wireless power feeder, wireless power receiver, and wireless power transmission system: Power is fed from a feeding coil L2 to a receiving coil L3 using magnetic resonance. The receiving coil L3 is connected in series to a capacitor C3 to constitute a receiving coil circuit 130. The receiving coil L3 is further connected to an adjustment coil L5. By adjusting the... Agent: Tdk Corporation
20110193417 - Wireless power transmission apparatus: A wireless power transmission apparatus includes: a transmitter that wirelessly transmits electric power; and a receiver that can receive, in a resonant relation with the transmitter, a transmission signal including the electric power transmitted from the transmitter, wherein the receiver includes a frequency variable unit that can change a reception... Agent: Sony Corporation
20110193422 - Secure non-contact switch: A redundant non-contact switch reports a status as closed or open for a first member and a second member that move relative to each other between an open state and a closed state. In some embodiments, the redundant non-contact switch includes a wireless authentication (WA) pair and a magnetic pair.... Agent: Honeywell International Inc.
20110193423 - Energy optimization system: A system with three distinct but integral aspects for an effective energy optimization solution is disclosed. First, the system comprises a Smart Energy Load Center (SELC) adjacent to an energy generation facility (e.g., a wind farm) to limit or to entirely eliminate energy losses in transit and to reduce transmission... Agent:
20110193424 - System comprising a plurality of controllers and associated method: An electronic system includes at least two subassemblies connected through an assembly of at most three conductors (3), each subassembly (1, 2) including at least one microprocessor. In its preferred alternative embodiments, it allows the connection of electronic subassemblies through a cable containing two or three conductors. Further, in certain... Agent: Ergylink08/04/2011 > patent applications in patent subcategories.
20110187182 - method and system for limiting energy to a sensor: A method and system for limiting energy to a sensor and/or an environment in which the sensor is located. A high current sensor driver is powered through a resistance-capacitance (RC) circuit. In a failure mode, the RC circuit constrains output of a sensor driver to the sensor in order to... Agent:
20110187183 - Power supply apparatus for vehicle: A controller causes a first power converter and a second power converter to cooperate, and achieve bidirectional transmission of electric power between a first power storage device and an electric load, bidirectional transmission of electric power between a second power storage device and the electric load, and bidirectional transmission of... Agent: Toyota Jidosha Kabushiki Kaisha
20110187185 - Electric traction chain for an automobile: The invention relates to an electric traction chain (1) for an automobile, including:—an onboard rechargeable power source (2); —a static converter (5) capable of generating a three-phase voltage system connected by input to said rechargeable power source (2); a three-phase electric motor (10) supplied with power by the three-phase voltage... Agent: Renault S.a.s.
20110187184 - Electrically powered vehicle: A path for charging a main battery from an external power source is established by turning on a first relay and a second relay. This charging path is provided independently of an electric path between a motor generator for generating a vehicle driving force and the main battery established by... Agent: Toyota Jidosha Kabushiki Kaisha
20110187186 - Universal single-stage power converter with pfc capability: A switched-mode power converter power converter, in one preferred embodiment with eight switches connected between three ports and an inductive element, with a donor (charging) port, a receptor port (load) and donor/receptor port (storage) operated so that energy may be switch between any of the ports regardless of the polarity... Agent: Lawson Labs, Inc.
20110187187 - Connection module for providing n+n and m+1 redundant power distribution: A device may include an interconnect module that includes a number of ports, where each port is configured to receive both an alternating current (AC) power supply and a direct current (DC) power supply; where the interconnect module provides power from the received power supplies to a plurality of field... Agent: Juniper Networks, Inc.
20110187190 - Dual voltage output circuit: A dual voltage output circuit includes first and second differential driving units. The first differential driving unit is operable to generate a first output voltage from a pair of first input voltages, has first and second nodes to receive first and second voltage levels, respectively, and has a first intermediate... Agent: Ili Technology Corporation
20110187191 - Intermediate bus architecture with a quasi-regulated bus converter: A dc-dc converter system comprises a quasi-regulated bus converter and plural regulation stages that regulate the output of the bus converter. The bus converter has at least one controlled rectifier with a parallel uncontrolled rectifier. A control circuit controls the controlled rectifier to cause a normally non-regulated mode of operation... Agent:
20110187188 - Redundant power supply device: A redundant power supply device, particularly the one without installing a heat dissipating fan, includes a chassis having at least one power input accommodating space and a plurality of power output accommodating spaces, a back panel device comprising a back panel, which is a printed circuit board mounted onto the... Agent:
20110187192 - Switching mode power supply and a method of operating the power supply in a power save mode: A switching mode power supply and a method of operating the power supply in a power save mode. The switching mode power supply includes a first PWM controller and a second PWM controller that are driven by different driving voltages and control first and the second voltages to be output,... Agent: Samsung Electronics Co., Ltd.
20110187189 - System and method for controlling single inductor dual output dc/dc converters: A DC to DC converter comprises voltage regulation circuitry for generating at least two output voltages responsive to an input voltage. The voltage regulation circuitry further includes a plurality of main switches connected to receive the input voltage. A plurality of auxiliary switches is connected to provide the at least... Agent: Intersil Americas Inc.
20110187193 - Power distribution unit and power management architecture employing the same: Disclosed is a power distribution unit and power management architecture employing such power distribution unit. The power management architecture includes a remote power management system for managing a plurality of power appliances, and a plurality of power distribution units each of which is provided with wireless network connectivity. With the... Agent: Delta Electronics, Inc.
20110187194 - Emergency power supply system comprising a fuel cell: An emergency power supply system for a load connected to an AC grid (normal grid) includes a fuel cell for generating direct current, an inverter for providing alternating current, and a controller. The controller includes a synchronizing means which synchronizes the current provided by the inverter in phase with the... Agent: Fraport Ag Frankfurt Airport Services Worldwide
20110187197 - Emergency power supply apparatus: A modular emergency power system architecture (200) with a plurality of output power supply lines for feeding power to a destination, in which the operational status of each output power supply line is configurable. The architecture comprises a plurality of load bars (208, 209) from which power is delivered to... Agent: Leaneco Aps
20110187195 - Intelligent low-consumption adaptor: An intelligent low-consumption adaptor includes a switch circuit, a control circuit and a standby circuit. The switch circuit can be connected to an AC power source. The control circuit includes a recharge switch connected to the switch circuit, an output unit connected to the recharge switch, and a MCU circuit... Agent:
20110187196 - Photovoltaic power generation systems and methods: A photovoltaic power generation system, includes: a photovoltaic power generator configured to output an electrical power generated using light; an inverter configured to convert the generated electrical power into an alternating current (AC) power and supply the AC power to a commercial power source or to a load; a capacitor... Agent:
20110187198 - Constraint weighted regulation of dc/dc converters: A converter unit to improve overall recovered power in a photovoltaic array configuration. Each photovoltaic panel in the photovoltaic array may be coupled to a respective converter unit, which may include a controller to sense an output voltage and output current produced by the solar panel, and manage the output... Agent:
20110187199 - Apparatus and method for boosting output of a generator set: An apparatus and method for boosting output of a generator set are provided. The output of the generator set is connected to an electrical load. The apparatus includes an energy storage unit, and a power-electronic unit. The energy storage unit uses batteries and capacitors to store electric energy. The power-electronic... Agent:
20110187200 - Anti-islanding for grid-tie inverter using covariance estimation and logic decision maker: An anti-islanding implementation that introduces a small, continuously varying phase shift pattern in the output current of an inverter. In grid-connected mode, this phase shift pattern has no impact on the frequency of the inverter's output voltage. However, when islanded, the phase shift will cause the voltage frequency to deviate... Agent: Xantrex Technology Inc.
20110187201 - Method and apparatus for resistive power distribution: An electrical power distribution method and apparatus are disclosed, the apparatus comprising a first power distribution member section receiving electrical power from a power supply and a second high resistivity power distribution member section, electrically connected to the first section for supplying the electrical power to an electrical device in... Agent: Power Integration Consulting, Inc.
20110187202 - Multiplexer and multiplexing method for use with the same: A multiplexer includes: a first switch unit coupled between a first input terminal and an output terminal and including a series connection of first and second switches ; a second switch unit coupled between a second input terminal and the output terminal; and a third switch unit coupled to a... Agent: Ili Technology Corporation
20110187203 - Power control device, electronic apparatus, and power control method: A power control device includes: a controller configured to switch on or off a power supplied to other components; a monitoring module configured to monitor an on/off state of power that is switched by the controller; and a comparing module configured to compare a control state of power switched by... Agent: Kabushiki Kaisha Toshiba
20110187204 - Inductive touch key switch system, assembly and circuit: An inductive touch key switch assembly and circuit are provided. The circuit optimizes signal strength and noise immunity by reducing the number of long paths through the circuit board and localizes the driver circuit to each key switch assembly sensor coil. The key switch assembly optimizes placement of the target... Agent: Diehl Ako Stiftung & Co. Kg
20110187205 - Circuit arrangement for supplying a field device of automation technology: A circuit arrangement CA for supplying a field device F1 of automation technology includes a consumer circuit CC, a direct-voltage converter G and an input circuit IC having a 2-conductor connection CN. The input circuit IC includes a modulator unit M, which is connected with a current regulating circuit RC... Agent: Endress +hauser Flowtec Ag
20110187206 - Safety interlocks for electricity meter control relays: Safety in an electricity metering environment is improved by providing an additional level of safety interlocking to disconnect switches and other control relays in electricity meters.... Agent: Elster Solutions, LLCPrevious industry: Wheel substitutes for land vehicles
Next industry: Electrical generator or motor structure
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