Electrical transmission or interconnection systems inventions 07/08

20080179947 - Method and system for facilitating no-break power transfer: An improved method and system for facilitating no-break power transfer between an APU and a main engine includes determining a required APU speed for conducting power transfer based on various APU operating parameters, such as engine speed, fuel, environmental temperature, etc. The APU controller then adjusts the APU speed up... Agent: Anna M. Shih

20080179948 - Radio frequency power delivery system: A system and method are provided for delivering power to a dynamic load. The system includes a power supply providing DC power having a substantially constant power open loop response, a power amplifier for converting the DC power to RF power, a sensor for measuring voltage, current and phase angle... Agent: Proskauer Rose LLP

20080179950 - Multi-output power supply apparatus: The present invention provides an efficient multi-output power supply apparatus that enables a reduction in the on voltage of a main switch in a step-down power supply circuit or the like over a wide input range from a low input to a high input. The power supply apparatus includes a... Agent: Steptoe & Johnson LLP

20080179949 - Power extractor detecting a power change: In some embodiments, a power extractor operates in a manner to obtain more power transferred from the source to the load than typically is obtained without the power extractor. The power extractor may perform universal impedance matching as this is seen from either the power source or the load. This... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080179952 - Circuit arrangement for supplying variable loads from three phases: Disclosed is a circuit arrangement for supplying variable loads (I11, I2, M1, M2, O1, O2, O3) from three phases (L1, L2, L3), with a circuit arrangement having four groups of terminals (A11, A12, A13, A14; A21, A22, A23, A24; A31, A32; A41, A42, A43) for the loads (I1, I2, M1,... Agent: Norris, Mclaughlin & Marcus

20080179951 - Wide-voltage-range converter: A wide voltage converter includes a power-supply-side converter unit, n load-side converter units, and a step-up/step-down converter device having n transformers. The step-up/step-down converter device electrically connects the power-supply-side converter unit to the n load-side converter units. The wide-voltage-range converter is capable of operating without derating with n specified output... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20080179953 - Combined power switch and data distribution unit: A communication device for use with a power distribution module. The communication device allows multiple different DMX universes to be handled over the same cable that also handles power distribution. A front of house module is provided for powering consoles and receiving DMX inputs from the consoles. Two different consoles... Agent: Law Office Of Scott C Harris

20080179954 - Unity gain voltage buffer with dual supply voltage for managing current consumption in low voltage applications: A circuit and method for producing an output voltage that replicates an input voltage. A circuit comprises an amplifier stage configured to amplify a difference between an input voltage and a feedback voltage. An output stage is configured to produce an output voltage equal to the input voltage. The output... Agent: Schwegman, Lundberg & Woessner / Atmel

20080179955 - Electronic device, and system for dc voltage conversion: An electronic device includes: a first input terminal to which a first DC supply voltage of a fuel cell system having a controllable supply voltage is provided; a second input terminal to which a second DC supply voltage of a rechargeable secondary battery is provided; a DC voltage conversion circuit... Agent: Greer, Burns & Crain

20080179957 - Battery operated portable electronic device having dual batteries: A battery-operated portable electronic device has a primary battery to provide energy to low current circuitry of the portable device, and a supplemental battery to provide intermittent bursts of energy to other components of the portable device. A charging device charges the supplemental battery from the primary battery. An electronic... Agent: Leydig Voit & Mayer, Ltd

20080179956 - Uninterruptible power supply for home/office networking and communication system: An uninterruptible power supply for home/office networking and communication system (UPS) comprising: (i) an AC-DC converter, (ii) a battery charger, (iii) a rechargeable battery array, (iv) a control circuit, and (v) a plurality of DC-DC voltage converters/voltage controllers, wherein, in operation, when an AC power supply is available, the UPS... Agent: Ming Jiang

20080179958 - Automatic transfer switch with monitor mode and method employing the same: An automatic transfer switch having an automatic transfer control provides electric power to a load. The automatic transfer switch includes a power switching device provided with electric power from a first power source having a first status and a second power source having a second status. The automatic transfer control... Agent: Martin J. Moran Eaton Electrical, Inc.

20080179959 - Power system with multiple generator sets: A method of operating a power system is provided. The power system may have a plurality of generator sets and a power line. The method may include commanding a plurality of the generator sets that are disconnected from the power line to start generating electricity. The method may also include... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080179961 - Apparatus and method for controlling a power supply: In an electrical power supply having a plurality of switching power converter circuits and configured to supply a voltage to an electrical load, a method of controlling a duty cycle of at least one switch of one of the plurality of switching power converter circuits includes determining a storage voltage... Agent: Barnes & Thornburg LLP

20080179960 - Systems and methods for separation of a front end rectifier power system: Systems and methods of converting alternating current (AC) power into direct current (DC) power at an intermediate DC voltage are disclosed. Briefly described, one system embodiment comprises a separated front end rectifier system that provides intermediate voltage, direct current (DC) power to a plurality of loads, comprising a modular alternating... Agent: Hewlett Packard Company

20080179962 - Leak detector pad: A leak detector pad comprising a circuit board having a bottom surface and a top surface, spaced first and second electrically conductive traces located on the bottom surface, and an electronic circuit mounted on the top surface. The circuit includes a first segment adapted to create an alternating current (AC)... Agent: Edwards Angell Palmer & Dodge LLP

20080179963 - Galvanic isolators and coil transducers: Disclosed herein are various embodiments of coil transducers and galvanic isolators configured to provide high voltage isolation and high voltage breakdown performance characteristics in small packages. A coil transducer is provided across which data or power signals may be transmitted and received by primary and secondary coils disposed on opposing... Agent: Kathy Manke Avago Technologies Limited

20080179964 - Power switching circuit: A power switching circuit is disclosed. The power switching circuit includes an output switch coupled to a power supply, a control circuit controlling the first switch to output the power supply according to a voltage of a node, and a user switch for receiving a switch signal. Two clock circuits... Agent: North America Intellectual Property Corporation

20080179965 - Bidirectional connection between a digital control circuit and an ac switch: A method and a circuit for controlling a switch intended to apply an AC signal, by application of a control signal on a terminal of a circuit, at least one signal of information as to the state of the switch or of a load that it controls being provided to... Agent: Noblitt & Gilmore, LLC.

20080179966 - Grid interconnection device, grid interconnection system, and electric power control system: Disclosed is a grid interconnection device that converts electric power from a power supply device into predetermined alternating-current power, and interconnects the power supply device to a power distribution system. The grid interconnection device includes a detector that detects islanding of the power supply device, and a receiver that receives... Agent: Mots Law, PLLC

20080179967 - Transfer switch with generator runtime counter: An transfer switch having a transfer control provides electric power to a load. The transfer switch includes a power switching device provided with electric power from a first power source, such as a utility power source, and a second power source, such as a generator power source. The transfer control... Agent: Martin J. Moran Eaton Electrical, Inc.

20080179968 - Addressable power switch: An addressable power switch for selectively connecting a device to main power in response to command instructions received over a control bus. The control bus supplies a low voltage power source and the addressable power switch includes an energy storage device and charge circuit for deriving a charge current from... Agent: Faegre & Benson LLP Patent Docketing

20080179969 - Assembly for transmitting n-phase current: An assembly and method for providing at multiphase current signals in which a plurality of conductors is arranged with conductors carrying dissimilar phases adjacent one another, and preferably in a balanced arrangement, such that the induced magnetic fields are subtractive from each other, and the assembly with reduced inductance results.... Agent: Ogilvy Renault LLP (pwc)

20080174177 - System and method for supplying power for actuators on board an aircraft: The invention relates to a system and a method for supplying power to an aircraft comprising several generators supplying alternating current to several different primary electrical master boxes (10, 11, 12 and 13), the various aircraft loads being connected to each of these master boxes. This system comprises conventional master... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080174178 - Field bus interface: More specifically, the power provided to the processing circuitry at a given bus current will be decided by the power actually available, instead of a power level decided by the lower limit of the voltage range of the field bus specification. The first circuitry and the communication circuitry will ensure... Agent: Westman Champlin & Kelly, P.a.

20080174179 - Power supply device and method of supplying power supply voltage to load device: A power supply device that reduces the loss of a load device, such as an amplifier, which is a supply destination of a power supply voltage. The power supply device includes a controller 14 for controlling a power supply voltage supplied to a load device 12 variably in accordance with... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080174181 - Dual power supply system: An exemplary dual power supply system includes a first sensor connected to a first power supply, a second sensor connected to a second power supply, a selection switch, a control circuit, and a relay switch. Each of the output terminals of the first sensor, the second sensor, and the selection... Agent: Pce Industry, Inc. Att. Cheng-ju Chiang

20080174180 - Method for the operation of a wind farm: A method for the operation of a wind farm with a multiplicity of wind energy plants, which are connected to a wind farm control unit, wherein each wind energy plant can perform a power reduction for purposes of maintenance or examination, characterised in that each one of the wind energy... Agent: Vidas, Arrett & Steinkraus, P.a.

20080174182 - Method for operating a multi-cell power supply having an integrated power cell bypass assembly: A method for a method for operating a multi-cell power supply having an integrated bypass assembly. According to various embodiments, the method includes detecting a failure in a power cell of the power supply, temporarily placing each of the power cells in a non-conducting state, and determining whether any current... Agent: Elsa Keller

20080174183 - Active filter: An active filter that can remove harmonic noises other than the fundamental wave in a system having many unspecified harmonics and can contribute to the stable operation of the system, and improvement in the quality of power is provided. Using the following power equation (1) for a single-phase circuit as... Agent: Buchanan, Ingersoll & Rooney Pc

20080174184 - Device for controlling a power electronic switch and speed controller comprising same: The present invention relates to a device for controlling a JFET power electronic switch (15) of the normally ON type, the control device comprising a main gate control circuit (30) powered by a main power source (11) for driving the gate of the JFET switch. The control device comprises a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080169703 - Apparatus and method for managing power of mobile terminal: An apparatus for managing power of a mobile terminal includes: a first voltage regulating unit that changes the level of power from an external power source to a first level; a second voltage regulating unit that changes the level of power from the first voltage regulating unit or the external... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080169704 - Advanced mobile power system: An advanced mobile micro grid power system is disclosed. The system 10 can be adaptable for use in military and other applications. The system includes one or more rugged modules to convert input power from heterogeneous sources such as vehicles, field generators and other sources, into high quality power output... Agent: Young & Basile, P.C.

20080169705 - Battery pack: A battery pack comprising a rechargeable power source element; an input member for connecting the battery pack to an external power source; an output member for connecting the battery pack to an external device for power supply to the external device a micro-controller for sensing at least one characteristic of... Agent: Lipsitz & Mcallister, LLC

20080169706 - Power reception control device, power reception device, and electronic instrument: A power reception device utilizing non-contact power transmission causes a PMOS transistor as a switch circuit to be turned ON when a secondary battery is in a heavy-load state to form a path which bypasses a series regulator (LDO) as a power supply circuit, and supplies a charging current to... Agent: Oliff & Berridge, PLC

20080169707 - Gating voltage control system and method for electrostatically actuating a micro-electromechanical device: A gating voltage control system and method are provided for electrostatically actuating a micro-electromechanical systems (MEMS) device, e.g., a MEMS switch. The device may comprise an electrostatically responsive actuator movable through a gap for actuating the device to a respective actuating condition corresponding to one of a first actuating condition... Agent: General Electric Company Global Research

20080164757 - Electrical component capable of providing power and method of using same: An electrical component (100) includes: (a) an electrical charge storage component (110) comprising one or more first power connectors (211); (b) a first power component (130) capable of outputting alternating current to a first electrical device and comprising one or more second power connectors (412); and (c) a second power... Agent: Bryan Cave LLP Suite 2200

20080164758 - Electrical accessory charging compartment for a cabinet and retrofit components therefor: An electrical accessory charging compartment, an interface device and a retrofit for creating a charging compartment and a cabinet with an lectrical accessory charging compartment on its exterior. A plurality of electrical connections is located in the charging compartment for supplying electricity to a plurality of consumer electronic devices simultaneously.... Agent: Whirlpool Patents Company - Md 0750

20080164759 - Redundant power supply architecture with voltage level range based load switching: A voltage level range based redundant power supply architecture is described wherein at least two power supplies are connected to an external load and maintained in an energized state. However, only one of the power supplies sources all the current requirements of the load while the other power supply remains... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20080164760 - Passive safety device for vehicles: A passive safety device for vehicles to ensure the characteristics of a power source for a drive circuit and further simplify circuitry and reduce costs is provided. An airbag device includes a battery, a voltage converter, a backup power source, a FET driver circuit, a FET, and a power source... Agent: Harness, Dickey & Pierce, P.L.C

20080164762 - Electronic battery testing in circuit: A battery testing apparatus including battery charger/tester and a controller having battery charge mode and a battery test mode. In the battery charge mode, the controller causes a utility power source to be connected to the battery charger/tester, and the battery charger/tester allows electrical current to flow from the utility... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080164763 - Power conditioner and backup for security scanning equipment: Disclosed herein are power conditioning systems for providing filtered, clean and reliable power to sensitive electrical or electronic loads and further to provide battery backed power to those loads. Further disclosed herein are such power conditioning systems for supplying clean power to security scanning equipment and to infant life support... Agent: Everett D. Robinson Echelon Ip, LLC

20080164761 - Uninterruptable power supply: The present invention is an apparatus for providing an uninterruptible power supply for an electronic device. The apparatus includes an AC-to-DC power supply that receives an external AC voltage supply and outputs a DC voltage to the electronic device. The power supply includes a bridge rectifier that rectifies the AC... Agent: Bradley Arant Rose & White LLP

20080164764 - Universal power adapter/converter: A universal power adapter has an input for receiving an input voltage from a power source and an output for supplying an output voltage selected from amongst two or more preset voltages. A voltage converter circuit converts between the input voltage and the two or more preset voltages. A connector... Agent: Leydig Voit & Mayer, Ltd

20080164766 - Current bypass for distributed power harvesting systems using dc power sources: A converter circuit providing multiple current bypass routes between the output leads to provide reliability in a series connection of several converters. If the converter malfunctions due to component failure, the current bypass routes provide a path for the current that views the malfunctioning converter as substantially a short. Diodes... Agent: Sughrue Mion, PLLC

20080164765 - Regulator circuit with multiple supply voltages: A regulator circuit may be configured to operate with multiple power supplies. The regulator circuit may be configured to receive an input voltage and provide a regulated output voltage at an output terminal as a function of the input voltage. The regulator may include at least two drivers. A first... Agent: Jeffrey C. Hood Meyertons Hood Kivlin Kowert & Goetzel PC

20080164767 - Apparatus for reducing apparent capacitance in high frequency filter for power line: An Op amp circuit is used to provide higher capacitance to a power network to remove unwanted high frequency components from the power signal. At the primary power line frequency, a lower capacitance is presented by the circuit.... Agent: Blakely Sokoloff Taylor & Zafman

20080164769 - Electronic switching apparatus and method for switching autonomous intervention means for automatically redressing malfunctions: The invention proposes an electronic switching apparatus (11) and an appropriate method for electronically switching two autonomous emergency intervention systems (10, 12) for automatically redressing malfunctions in locally arranged installations, where a sensor system (301, 302, 303, 304) in an installation is used to detect a malfunction event in the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080164768 - Energy-saving electrical adaptor: A power conservation apparatus having a power inlet for providing power to the power conservation apparatus and an external appliance, a power outlet operable to be connected to the appliance, a relay coupling the power inlet and the power outlet, a current sensor operable to measure a current flow from... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080164770 - Wireless headset having adaptive powering: A system that includes a bus, a battery, core processing circuitry, radio frequency (RF) processing circuitry, first power regulating circuitry, second power regulating circuitry, and control circuitry is provided. The bus can be coupled to receive power from a source external to the system. The core processing circuitry and RF... Agent: Ropes & Gray LLP

20080157589 - Power line radio frequency signal interface with consumer protection and filtering products: An enhanced interface between typical utility power line protection and filtering products which is capable of passing both conditioned power and desired control commands and audio and video signals to the same outlet. Products used within the home which may be benefitted by the present invention include, but are not... Agent: Lariviere, Grubman & Payne, LLP

20080157590 - Power switching system and method for an aircraft electrical brake system: A system and method for switching power sources for an aircraft electric brake system is disclosed. The method removes battery power from electric brake actuator controls during flight until landing gear extension occurs. The method utilizes a logic circuit to switch between available power sources based on a plurality of... Agent: Tung & Associates / Randy W. Tung, Esq.

20080157591 - Distinguishing between different transient conditions for an electric power generation system: An electric power generation system is described can include a variable speed generator and an engine driving the generator to provide an AC electric power output. The output is monitored for different types of transient conditions. For example, electric current of the output is evaluated to identify a first type... Agent: Krieg Devault LLP

20080157592 - Electric power generation system with current-controlled power boost: An electric power system includes a variable speed generator driven by an engine and an electrical energy storage device. The generator and the storage device are coupled to a variable voltage DC bus. An inverter converts DC electricity from the DC bus to AC electricity for one or more electrical... Agent: Krieg Devault LLP

20080157594 - Electric power generation system with multiple engines driven by a common prime mover: An apparatus includes a vehicular electric power generation system comprising a variable speed internal combustion engine, a first variable speed electric power generator driven by the engine, a second variable speed electric power generator driven by the engine, a first inverter to receive electric power from the first generator a... Agent: Krieg Devault LLP

20080157593 - Management of an electric power generation and storage system: In one technique of the present invention, DC electric power from a DC bus is inverted to provide AC electricity to one or more electrical loads, and AC power from a variable speed generator is rectified to provide a first variable amount of electric power to the DC bus. This... Agent: Krieg Devault LLP

20080157595 - Power supply apparatus with soft start control: A power supply apparatus may include a plurality of power supply circuits, an individual soft start circuit including a first terminal for outputting a predetermined fixed voltage and a second terminal for outputting a voltage that varies with time, and an individual soft start switch. The individual soft start circuit... Agent: Cantor Colburn, LLP

20080157596 - Power distribution device of power storage apparatus: A power distribution device of a power storage apparatus comprises a power source and an uninterruptible power supply (UPS) system, wherein the UPS system has a built-in power output selector. An input terminal of the UPS system is connected to the power source. An output terminal of the UPS system... Agent: Troxell Law Office Pllc

20080157597 - Multiple output isolated converter circuit: In some embodiments, an N output isolated converter includes an isolated converter circuit having N+1 switch circuits, the isolated converter circuit being configured to receive an input voltage and to provide N output voltages, where N is two or more, and a control circuit to selectively provide control signals to... Agent: Intel Corporation C/o Intellevate, Llc

20080157598 - Power converting apparatus: A power converting apparatus used as an uninterruptible power supply connected between an AC power supply and a load includes first and second power converters, a power supply voltage sensor, an output voltage sensor and a controller. The controller calculates rms voltage values of positive and negative half-cycles of an... Agent: Sughrue Mion, Pllc

20080157602 - Battery connect/disconnect for an uninterruptible power supply: An uninterruptible power supply (UPS) is provided that can alleviate difficulties in shipping electronic devices containing batteries, such as UPS devices by providing a battery connect/disconnect assembly that can connect and disconnect an internal battery from outside the chassis of the UPS. The UPS comprises an input, output, DC voltage... Agent: Lowrie, Lando & Anastasi, LLP

20080157599 - Battery substitute to power and alarm small electronic devices on a display: An apparatus to enable convenient connection to an external power source and alarming means for a battery powered hand-held electronic device on a display when the device lacks means for such a connection is provided. The apparatus fits in the space provided for conventional disposable batteries and comprises an insulating... Agent: Epstein Drangel Bazerman & James, LLP

20080157601 - Methods and apparatus for providing uninterruptible power: Power supply systems and methods are provided. In one aspect, a power supply system includes a frame, a power input to receive input power from a power source, a power output to provide output power to a load, at least one battery module mounted in the frame and having a... Agent: Lowrie, Lando & Anastasi, LLP

20080157600 - Operator interface for an electric power generation system: A mobile electric power generation system includes a variable speed generator, an engine to drive the generator, a DC bus coupled to the generator, an inverter coupled between the DC bus and an electrical power bus in the vehicle, an electrical energy storage device coupled to the DC bus, an... Agent: Krieg Devault LLP

20080157603 - Inductive power supply with device identification: An inductive power supply system to identify remote devices using unique identification frequencies. The system includes an AIPS and a tank circuit capable of inductively providing power to a remote device at different frequencies, and a sensor for sensing the reflected impedance of the remote device at tank circuit. The... Agent: Warner, Norcross & Judd In Re: Alticor Inc.

20080157604 - Control circuit with manual/remote control function: A control circuit with manual/remote control function is serially connected to a power supply for providing electric power and a load. The control circuit includes a three-way switch having a switching key, a signal indicator module, and a remote control module. The three-way switch and the remote control module are... Agent: Rabin & Berdo, Pc

20080157605 - System and method of operating an output device in a vehicle: A system for operating an output device in a vehicle. The system includes a trim component and operative and initial sensors positioned at the back side of the trim component. An operative sensor provides a signal to at least one output device when an object is detected within a second... Agent: Visteon

20080157606 - Switch device and power supply control system: The switch device includes a control switch that turns on/off an electrical connection between an apparatus and the power supply, a condition judging circuit that judges conditions of driving the control switch, an electric wave reception circuit that receives an electric wave, and a power supply circuit that generates power... Agent: Eric Robinson