Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy › H02J 1 - Circuit arrangements for dc mains or dc distribution networks
Patents for H02J 1 - Circuit arrangements for dc mains or dc distribution networks (12,155)
09/2012
09/05/2012CN101594236B Method, device and system for realizing power over Ethernet (POE)
09/05/2012CN101323263B Method for regulating voltage or current in an RLC filter, recording medium and vehicles for said method
09/04/2012US8258771 Circuit device, electronic apparatus, and power supply method
09/04/2012US8258650 Electric circuit for automobile
08/2012
08/30/2012WO2012114984A1 Electrical-power control device
08/30/2012WO2012114011A1 Method for managing the supply of electrical power to the electrical equipment of a motor vehicle
08/30/2012US20120218019 Internal voltage generating circuit and testing method of integrated circuit using the same
08/30/2012US20120217814 Storage control apparatus and storage control method
08/30/2012US20120217813 Storage Battery System and Storage Battery Module
08/30/2012US20120217812 Fuel cell stack
08/30/2012US20120217811 Parallel-serial battery switching and voltage regulating circuit and method for strong authentication tokens
08/30/2012US20120217810 Dc plant controller and method for selecting among multiple power sources
08/30/2012US20120217807 Power regulating system for solar power station
08/30/2012US20120217802 System and method for power sharing of front-end converters without communication link in a modular-stacked dc transmission system
08/30/2012US20120217797 Battery System with DC/DC Converter
08/30/2012DE102011012476A1 Verfahren zur Stabilisierung eines offenen Zwischenkreisspannungsnetzes mit mehreren Teilnehmern A method for stabilizing the intermediate circuit voltage an open network with a plurality of subscribers
08/29/2012EP2493045A2 Energy conversion device and related distribution method
08/29/2012CN202406126U Micro double network card communication management module
08/29/2012CN202405779U Flow-equalizing control device for direct current switch power parallel system
08/29/2012CN102651548A Voltage fluctuation suppression method for DC (Direct Current) bus of converter at wind power generation system network side
08/29/2012CN101950961B Connection mode of heavy-current parallel switch in direct current reducing system for preparing polycrystalline silicon
08/29/2012CN101499656B Power supply circuit having resistance element changing its resistance value
08/29/2012CN101154815B Dynamic economic burden distribution
08/28/2012US8253389 Battery protection circuit and method for energy harvester circuit
08/28/2012US8253339 Lighting element failure detection devices and methods for power switching based systems
08/28/2012US8253277 Electronic assembly provided with a parallel circuit for connecting electrically to two battery units
08/28/2012US8253276 Power supply device, method thereof, and image forming device
08/28/2012US8253271 Home power supply system
08/23/2012US20120212067 Portable complex power supply apparatus
08/23/2012US20120212066 Safety Mechanisms, Wake Up and Shutdown Methods in Distributed Power Installations
08/23/2012US20120212065 Scalable and redundant mini-inverters
08/23/2012US20120212064 Methods and Devices for Controlling a Photovoltaic Panel in a Three Phase Power Generation System
08/23/2012US20120212062 Battery parallel-operation circuit and battery system
08/23/2012US20120212061 High voltage power source device and image forming device
08/23/2012US20120212060 Dc plant for selecting among multiple power sources
08/23/2012US20120212059 Power supply system with multiple power sources in parallel
08/23/2012US20120212058 Dynamically Configuring Current Sharing And Fault Monitoring In Redundant Power Supply Modules
08/23/2012US20120212056 Modularized balancing bridge for multiple voltage sources
08/23/2012US20120212053 Inline Power Device For Multiple Inline Formats
08/23/2012US20120212052 Electricity distribution system
08/23/2012US20120212049 Configurable apparatus and methods for supplying power and data to electronic devices
08/23/2012DE102011011800A1 Power supply method of vehicle e.g. aircraft, involves monitoring amount of voltage supplied to voltage network by emergency energy storage units, when monitoring of voltage by other energy storage unit is interfered
08/23/2012DE102011004355A1 Modul zur Leistungsverteilung in einem elektrisch betriebenen Fahrzeug Module for distributing power in an electrically driven vehicle
08/22/2012CN102648108A Power supply apparatus activating method
08/22/2012CN102646979A Multi-module parallel DC (direct current) power supply and control method thereof
08/22/2012CN102646978A Simple DC (direct current) power supply current equalization and parallel connection system of and control method of the system
08/22/2012CN102646977A Secondary booster circuit for boosting voltage based on MPPT (maximum power point tracking) and distributed solar battery pack
08/22/2012CN102646976A Multiple-power-supply parallel feed system
08/22/2012CN102646975A Filter device for DDL protection of metro direct current (DC) feeder
08/22/2012CN101743526B A current mode boost converter using slope compensation
08/22/2012CN101529703B Converter control device
08/21/2012CA2501270C Bias technique for electric utility meter
08/16/2012WO2012109437A2 Pseudo-random bit sequence generation for maximum power point tracking in photovoltaic arrays
08/16/2012WO2012109426A2 Regulation of inverter dc input voltage in photovoltaic arrays
08/16/2012WO2012107147A1 Charging an energy store
08/16/2012WO2012107127A1 Energy storage device for a separately excited electrical machine
08/16/2012WO2012064409A3 Reconfigurable microgrid direct current interface
08/16/2012US20120205985 Power distribution device and power distribution system using same
08/16/2012US20120205984 Power supply device
08/16/2012US20120205983 Three-level power conversion apparatus
08/16/2012US20120205978 Regulator providing various output voltages
08/16/2012US20120205974 Regulation of Inverter DC Input Voltage in Photovoltaic Arrays
08/16/2012US20120205973 Pseudo-Random Bit Sequence Generation for Maximum Power Point Tracking in Photovoltaic Arrays
08/16/2012US20120205972 Power source connecting device
08/16/2012US20120205326 Powered security display device
08/16/2012US20120204540 Power system and method for energizing an electrically heated catalyst
08/16/2012DE102011011295A1 Power supply arrangement for Ohm's-inductive load in direct current (DC) voltage circuit, has capacitor, Zener diode, and ohmic resistor over which potential at terminal is dropped when transistor is switched OFF in normal operation
08/15/2012EP2487776A2 Subsidiary power source for bidirectional power supply
08/15/2012EP2487775A1 Mobile terminal device, power supply system, and power supply method and power supply program for mobile terminal device
08/15/2012CN102640387A DC power distribution system
08/15/2012CN102638114A Power supply device of current transformer
08/15/2012CN101427196B Power ok distribution for multi-voltage chips
08/14/2012USRE43572 Bi-directional multi-port inverter with high frequency link transformer
08/14/2012US8244419 Marine power train system and method of storing energy in a marine vehicle
08/14/2012US8242747 Charging control circuit capable of constant current charging
08/14/2012US8242637 Power source switching circuit
08/14/2012US8242630 Multiple power supply integration apparatus, multiple power supply integration system, and multiple power supply integration program
08/14/2012US8242624 Electric accumulator utilizing an ultra-capacitor array
08/11/2012CA2767705A1 Solar power systems optimized for use in communications networks
08/09/2012WO2012104980A1 Power supply device, electronic apparatus, and electronic apparatus system
08/09/2012WO2011080001A3 Device and method for detecting a polarity reversal on a low-voltage side of a dc/dc converter in a dual-voltage onboard power supply system
08/09/2012US20120203377 Medication dispensing cart
08/09/2012US20120200164 Power Conversion Apparatus and Electric Vehicle
08/09/2012US20120200163 Electric energy storage apparatus capable of ac output
08/09/2012US20120200155 Electric power distribution methods and apparatus
08/09/2012DE102011115746A1 Electrical consumer load for use in electrical on-board power supply of motor car, has control unit coupled to switches and sensor unit for actuation of switches for switching on load unit if voltage reaches or exceeds threshold value
08/09/2012DE102011003810A1 Steuerbarer Energiespeicher und Verfahren zum Betreiben eines steuerbaren Energiespeichers Controllable energy storage device and method of operating a controllable energy store
08/09/2012DE102011003605A1 Vorrichtung und Verfahren zum Stabilisieren einer an einem in einem Bordnetz eines Fahrzeugs angeordneten ersten elektrischen Verbraucher anliegenden Spannung Apparatus and method for stabilizing a voltage applied to a cylinder disposed in an electrical system of a vehicle first electrical load voltage
08/08/2012EP2485377A1 Dc power supply feeding system
08/08/2012EP1576711B1 System and method for interleaving point-of-load regulators
08/08/2012CN101714760B Low-frequency filter circuit and filtering method for communication equipment
08/08/2012CN101512863B Detector based combination regulator
08/08/2012CA2767450A1 Disabling a power pack from a host device
08/07/2012US8237310 Voltage monitoring circuit for redundant power systems
08/07/2012US8237307 Time-shared digital power controller
08/02/2012WO2012100815A1 Regulation method for a photovoltaic system and photovoltaic system
08/02/2012WO2012100538A1 Communication power source with multi-energy supply and control method thereof
08/02/2012US20120194005 Power flow regulator including a plurality of dc-dc converters
08/02/2012US20120193992 Power converter system
08/02/2012US20120193990 System and method for controlling a group of photovoltaic generators
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