| Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189) |
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| 04/02/2009 | US20090086519 Induction Heating Apparatus |
| 04/02/2009 | US20090086518 Switching mode power supplies with digital electromagnetic interference control |
| 04/02/2009 | US20090086511 Converter circuit with pulse width frequency modulation and method thereof |
| 04/02/2009 | US20090085906 Power circuit and liquid crystal display using same |
| 04/02/2009 | US20090085547 Switching Power Supply Unit |
| 04/02/2009 | US20090085446 Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer to perform control of generator-motor apparatus is recorded |
| 04/02/2009 | US20090085405 Power conversion device |
| 04/02/2009 | DE202009001281U1 Schaltung zur Erzeugung einer Hochspannung mit einstellbarem Spannungspegel A circuit for generating a high voltage with an adjustable voltage level |
| 04/02/2009 | DE102007046969B3 Elektronische Schaltung aus Teilschaltungen und Verfahren zu deren Herstellung und demgemäßer Umrichter oder Schalter Electronic circuit part from circuits and methods for their preparation and demgemäßer converter or switch |
| 04/02/2009 | CA2700377A1 Dual processor power supply |
| 04/01/2009 | EP2043418A2 Method and apparatus for reducing EMI emissions from a power inverter |
| 04/01/2009 | EP2043249A1 Phase current detection method, inverter control method, motor control method, and apparatuses used in these methods |
| 04/01/2009 | EP2043248A1 Phase current detection method, inverter control method, motor control method, and apparatuses used in these methods |
| 04/01/2009 | EP2043247A1 Phase current detection method, inverter control method, motor control method, and apparatuses used in these methods |
| 04/01/2009 | EP2043244A1 Power supply system, vehicle using the same, accumulator temperature increase control method, and computer-readable recording medium containing a program for causing a computer to execute the accumulator temperature increase control |
| 04/01/2009 | EP2043239A1 Method in connection with mains side converter |
| 04/01/2009 | EP2041685A2 Prognostic health monitoring in switch-mode power supplies with voltage regulation |
| 04/01/2009 | EP2040954A1 System and method for supplying customers in a railcar |
| 04/01/2009 | EP1216495B1 Voltage control circuitry for charging output capacitor |
| 04/01/2009 | CN201215929Y Photovoltaic integrating net power generating system realizing on-line capacity enlarging |
| 04/01/2009 | CN201215927Y Construction for electricity power supply |
| 04/01/2009 | CN201215926Y Power tube configuring construction for digital electricity generator DC-to-AC converter |
| 04/01/2009 | CN201215892Y Large power modularized DC power supply apparatus |
| 04/01/2009 | CN201215882Y Ice melting apparatus |
| 04/01/2009 | CN101401289A Power converting device |
| 04/01/2009 | CN101401288A Power conversion device and method, and triangular wave generation circuit |
| 04/01/2009 | CN101399521A Apparatus and method for supplying power to an inductive load |
| 04/01/2009 | CN101399504A Full digital soft starting circuit and electric supply system applying the circuit |
| 04/01/2009 | CN101399503A Switching circuit having low threshold voltage |
| 04/01/2009 | CN101399502A Forward converter having self-driving synchronous rectifier |
| 04/01/2009 | CN101399498A DC conversion power source device and method for improving DC conversion power source device |
| 04/01/2009 | CN101399497A Electric power circuit |
| 04/01/2009 | CN101399459A Controllable voltage regulating method for permanent magnet electricity generator and apparatus thereof |
| 04/01/2009 | CN100474755C Resonance converter with voltage control and method for driving variable loads |
| 04/01/2009 | CN100474754C Method for realizing high-quality current stabilization feedback signal of rectifier unit |
| 04/01/2009 | CN100474571C Semiconductor device and power supply system |
| 04/01/2009 | CN100474044C Power supply system and liquid crystal display device having the same |
| 03/31/2009 | US7512422 RF generator with commutation inductor |
| 03/31/2009 | US7511472 Power measuring apparatus |
| 03/31/2009 | US7511450 Frequency converter, motor, motor drive system and maintenance method for motor drive system |
| 03/28/2009 | CA2639376A1 Cold plate refrigeration system optimized for energy efficiency |
| 03/26/2009 | WO2009039305A2 Current waveform construction to generate ac power with low harmonic distortion from localized energy sources |
| 03/26/2009 | WO2009037782A1 Power converting device for electric vehicle |
| 03/26/2009 | WO2009037613A1 Control of a half bridge resonant converter for avoiding capacitive mode |
| 03/26/2009 | WO2009007175A3 Electric motor commutator and method for driving an electric motor commutator |
| 03/26/2009 | US20090080228 Industrial truck with a charger |
| 03/26/2009 | US20090080227 Switching power supply |
| 03/26/2009 | US20090080226 Method and apparatus for maximum power point tracking in power conversion based on dual feedback loops and power ripples |
| 03/26/2009 | US20090080225 Voltage source converter and method of controlling a voltage source converter |
| 03/26/2009 | US20090080224 Ac to dc conversion circuit |
| 03/26/2009 | US20090079383 Method and apparatus for power conversion with maximum power point tracking and burst mode capability |
| 03/26/2009 | US20090078304 Photovoltaic charge abatement device, system, and method |
| 03/26/2009 | DE102008007724A1 Circuit arrangement i.e. transistor converter circuit, for converting alternating current phase, has upper and lower switching devices including respective controllable switches provided with controllable paths and control terminals |
| 03/26/2009 | CA2699941A1 Current waveform construction to generate ac power with low harmonic distortion from localized energy sources |
| 03/26/2009 | CA2699108A1 Power conversion apparatus for electric vehicle |
| 03/25/2009 | EP2040373A1 Inverter device and air conditioner |
| 03/25/2009 | EP2038992A1 Circuit arrangement for electrically controlling power and cooling arrangement |
| 03/25/2009 | EP2038991A2 High voltage power supply |
| 03/25/2009 | EP2001096A9 Controller |
| 03/25/2009 | EP1917711B1 Circuit and method for generating control signals for components on a high reference potential |
| 03/25/2009 | CN201213243Y SPWM controller based on FPGA |
| 03/25/2009 | CN201213242Y Power-on slow starting device for a high voltage frequency transformer and the high voltage frequency transformer |
| 03/25/2009 | CN101394139A Single pole modulation semi-bridge type inverter |
| 03/25/2009 | CN101394138A Motor |
| 03/25/2009 | CN101394137A Inverter device |
| 03/25/2009 | CN101391336A Embedded digitization controlled tube-plate all-position automatic welding inverter |
| 03/25/2009 | CN101391332A Power-saving material-reduction technique project of direct current arc welder |
| 03/25/2009 | CN100472933C Global closed loop control system with DV/DT control and EMI/switching loss reduction |
| 03/25/2009 | CN100472932C Temperature monitoring method and device of parallel-connected inverter modules |
| 03/25/2009 | CN100472931C Inverter controlling apparatus for driving motor and air conditioner using the same |
| 03/25/2009 | CN100472930C Inverter device |
| 03/25/2009 | CN100472929C Circuit arrangement for generating an AC voltage from a DC voltage and drive device for driving fluorescent lamp |
| 03/25/2009 | CN100472928C Switch-over type power change-over circuit |
| 03/25/2009 | CN100472920C High-reliability control circuit for full-bridge phase-shift zero-voltage zero-current switching power supply |
| 03/24/2009 | US7508689 Inverter and a drive system using the inverter |
| 03/24/2009 | US7508688 Method and arrangement for measuring output phase currents of a voltage source inverter under a load |
| 03/24/2009 | US7508687 Power supply that reads power requirement information across a DC power cord from a load |
| 03/24/2009 | US7508686 System and method for configuring direct current converter |
| 03/24/2009 | US7508685 Stabilized power supply |
| 03/24/2009 | US7508668 Electric power converter and mounting structure of semiconductor device |
| 03/24/2009 | US7508068 Semiconductor module and power conversion device |
| 03/24/2009 | CA2499958C Reversible housing base for motor controller |
| 03/19/2009 | WO2009034993A1 Power semiconductor chip, power semiconductor module, inverter device, and inverter-integrated type motor |
| 03/19/2009 | WO2009033574A1 System for pre-charging a reservoir capacitor by means of a supply voltage and corresponding method |
| 03/19/2009 | WO2009033414A2 Control method of soft switching circuit in switching power supply |
| 03/19/2009 | WO2009015066A9 Modular vehicle power system |
| 03/19/2009 | WO2009007782A3 Removable component cartridge for increasing reliability in power harvesting systems |
| 03/19/2009 | WO2009003834A3 Device for converting an electric current |
| 03/19/2009 | WO2007042953A3 System and method for powering a load |
| 03/19/2009 | US20090073734 Programmable feedback voltage pulse sampling for switched power supplies |
| 03/19/2009 | US20090073733 Method and apparatus to reduce audio frequencies in a switching power supply |
| 03/19/2009 | US20090073730 AC-DC Power Converter |
| 03/19/2009 | US20090073728 Power converter and method, and triangle wave generating circuit |
| 03/19/2009 | US20090073156 Drive Circuits for Capacitive Loads |
| 03/19/2009 | US20090072907 Electric circuit |
| 03/19/2009 | US20090072754 Dc-ac converter, controller ic therefor, and electronic apparatus utilizing such dc-ac converter |
| 03/19/2009 | DE10262286B4 Leistungsversorgungsvorrichtung zum Erzeugen von Hochfrequenzleistung für eine Plasmaerzeugungsvorrichtung The power supply apparatus for generating high-frequency power to a plasma generating device |
| 03/19/2009 | DE10222777B4 Halbleitereinrichtung Semiconductor device |
| 03/19/2009 | DE102007044226A1 Vorrichtung zur Versorgung mehrerer elektrischer mehrphasiger Lasten Apparatus for supplying several electric loads of multiphase |
| 03/18/2009 | EP2037562A2 Device for supplying several electrical multi-phase loads |