| 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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| 07/09/2009 | US20090175061 Instantaneous load current control scheme for voltage fed dc to ac inverter supplying resistive-inductive load |
| 07/09/2009 | US20090174382 Method and Apparatus to Remove Energy from DC Loads |
| 07/09/2009 | US20090174361 Energy Harvesting In RFID Systems |
| 07/09/2009 | US20090174260 UPS System having a Function of Parallel Operation |
| 07/09/2009 | DE102008001944A1 Vorrichtung zur Regelung eines DC-AC-Wandlers mit einer B2-Schaltung An apparatus for controlling a DC-AC converter circuit having a B2 |
| 07/09/2009 | CA2709066A1 Power supply for a load control device |
| 07/08/2009 | EP2076959A1 Apparatus for controlling driving of air conditioner |
| 07/08/2009 | EP1792389B1 Circuit for the sinusoidal regulation of the electrical power supplied to a load |
| 07/08/2009 | EP1312099B1 Self-powered switching device |
| 07/08/2009 | CN101478256A Soft switch welding inverter, phase-shifting control method and soft switching method |
| 07/08/2009 | CN101478255A Control of amplitude of AC voltage output produced by double-ended DC-AC converter circuitry |
| 07/08/2009 | CN101478254A Three-level SPWM waveform generation method based on DSP |
| 07/08/2009 | CN101478252A X-high frequency chain inverter without DC filtering stage |
| 07/08/2009 | CN101478251A Stepping motor smooth driving three-phase sine-wave current signal generation method and circuit |
| 07/08/2009 | CN101478250A Energy accumulation current converter for liquid stream battery |
| 07/08/2009 | CN101478249A A DC electric power used for large current transducer check |
| 07/08/2009 | CN101478248A DC voltage stabilizing power source based on three-phase pulse rectifier and control method thereof |
| 07/08/2009 | CN100511955C Inverter device |
| 07/08/2009 | CN100511954C Inverter unit, integrated circuit chip, and vehicle drive apparatus |
| 07/08/2009 | CN100511953C Conversion circuit utilizing the pushing pulse wave controller to drive the full-bridge current conversion |
| 07/08/2009 | CN100511952C Non-contact electric power supply equipment |
| 07/08/2009 | CN100511950C Power source and control method thereof |
| 07/08/2009 | CN100511949C Capacitance decompression AC-DC switch power source |
| 07/08/2009 | CN100511935C Voltage source converter |
| 07/08/2009 | CN100511793C Power system for fuel cell, electronic equipment and electric power feeding method |
| 07/08/2009 | CN100511673C Integrated circuit for driving semiconductor device and power converter |
| 07/07/2009 | US7558094 Control device for power conversion circuit |
| 07/07/2009 | US7558093 Power converter with emulated peak current mode control |
| 07/07/2009 | US7558092 Switching power supply unit |
| 07/07/2009 | US7558089 Method and apparatus for space vector modulation in multi-level inverters |
| 07/07/2009 | US7558087 Multilevel AC/DC converter for traction applications |
| 07/07/2009 | US7558080 Power converter system |
| 07/07/2009 | US7557523 Discharge lamp lighting device, and lighting equipment and lighting system using the device |
| 07/07/2009 | US7557467 Portable photographing apparatus and power switching control method |
| 07/02/2009 | WO2009082721A1 Distributed energy conversion systems |
| 07/02/2009 | WO2009081756A1 Fuel cell system |
| 07/02/2009 | WO2009081561A1 Power conversion device, switch device and method for controlling power conversion device |
| 07/02/2009 | WO2009051710A8 Modular power supply |
| 07/02/2009 | US20090168477 Power Switching System to Increase Induction Heating to a Load From Available AC Mains Power |
| 07/02/2009 | US20090168476 Bridgeless power factor correction circuit |
| 07/02/2009 | US20090168475 Converter power supply circuit and converter power supply driving method |
| 07/02/2009 | US20090168473 Converter station |
| 07/02/2009 | US20090166851 Power semiconductor module |
| 07/02/2009 | DE102007049774B3 Wechselrichter, insbesondere Solarwechselrichter, mit Lastausgleichsregelung Inverter, in particular solar inverter with load balancing scheme |
| 07/01/2009 | EP2075903A1 Electric power steering device |
| 07/01/2009 | EP2075899A2 Voltage regulation to reduce ripple in a power generation system |
| 07/01/2009 | EP2074693A1 Primary resonant inverter circuit for feeding a secondary circuit |
| 07/01/2009 | EP2074692A1 Power inverter circuit for adjusting symmetry of the ac-voltage without load-coupling |
| 07/01/2009 | CN201266893Y Inversion power supply of plasma cutting machine |
| 07/01/2009 | CN101473521A Inverter control circuit and high-frequency induction heating device |
| 07/01/2009 | CN101471612A AC/DC converter and ballast using the same |
| 07/01/2009 | CN101471611A Straightforwardness type converter with self-driving type synchronous rectification double-current device |
| 07/01/2009 | CN100508358C Fan controller, refrigeration cycle system and method for estimating rotation speed of fan |
| 07/01/2009 | CN100508351C Switch power circuit for frequency converter |
| 07/01/2009 | CN100508350C Series resonant circuit and method of realizing idle voltage stabilizing |
| 07/01/2009 | CN100508349C Inverter device for driving electric motor |
| 06/30/2009 | US7554827 Electromagnetic coupling galvanic isolated solid state relay with output feedback |
| 06/30/2009 | US7554824 Multilevel converter arrangement |
| 06/30/2009 | US7554823 Controller IC, DC-AC conversion apparatus, and parallel running system of DC-AC conversion apparatuses |
| 06/30/2009 | US7554817 Inverter apparatus suitable for battery vehicle |
| 06/30/2009 | US7554780 Inverter system, AC rotating machine and electric power converter |
| 06/30/2009 | US7554370 Method and system for synchronizing phase of triangular signal |
| 06/30/2009 | CA2422004C Cutting electric power converter |
| 06/26/2009 | CA2639100A1 High voltage start of an engine from a low voltage battery |
| 06/25/2009 | WO2009078328A1 Power supply unit for vehicle |
| 06/25/2009 | WO2009078148A1 Power conversion circuit |
| 06/25/2009 | WO2009078143A1 Inverter, electric vehicle equipped with the inverter, and hybrid vehicle equipped with the inverter |
| 06/25/2009 | WO2009077369A1 Generator comprising a rectifier arrangement |
| 06/25/2009 | WO2009077257A1 Rectifier circuit |
| 06/25/2009 | WO2009077051A1 Electronically commuted motor |
| 06/25/2009 | WO2009039305A3 Current waveform construction to generate ac power with low harmonic distortion from localized energy sources |
| 06/25/2009 | WO2009027520A3 Modular converter system with interchangeable converter modules |
| 06/25/2009 | US20090161398 Method of controlling a three level converter |
| 06/25/2009 | US20090161397 Computer power supply |
| 06/25/2009 | US20090161396 Synchronous rectifier control device and forward synchronous rectifier circuit |
| 06/25/2009 | US20090161395 High output current split package a/c adapter |
| 06/25/2009 | US20090161392 Dc component elimination at output voltage of pwm inverters |
| 06/25/2009 | US20090161335 Housing of a Power Filter |
| 06/25/2009 | US20090161317 Portable hand held multi-source power inverter with pass through device |
| 06/25/2009 | US20090160259 Distributed Energy Conversion Systems |
| 06/25/2009 | DE102007060330A1 Stromversorgung zur Erzeugung zeitlich vorgebbarer, gesteuerter und geregelter Stromverläufe und Verfahren dazu Power supply for generating time-specifiable, controlled and regulated current characteristics and method therefor |
| 06/25/2009 | DE102007019250B4 WS-Stromversorgung und Verfahren zum Steuern des Ausgangsstroms derselben AC power supply and method for controlling the output current of the same |
| 06/24/2009 | EP2073368A1 Power supply for induction heating |
| 06/24/2009 | EP2073363A1 Electronic Control Systems and Methods |
| 06/24/2009 | EP1704636B1 Variable ac voltage regulation control method and apparatus |
| 06/24/2009 | EP1020982B1 Boosting active filter system and controller for boosting active filter |
| 06/24/2009 | CN201263128Y Power supply control loop for washing machine |
| 06/24/2009 | CN201263127Y High-frequency high-power power component |
| 06/24/2009 | CN101465610A Power supply device for demagnetizer |
| 06/24/2009 | CN101465609A Output power supervisory circuit and control circuit for AC/DC converting circuit |
| 06/24/2009 | CN101465608A Capacitance partial pressure isolated low power consumption standby power supply |
| 06/24/2009 | CN100505506C Power supply for positive and negative output voltages |
| 06/24/2009 | CN100505505C Power converter |
| 06/24/2009 | CN100505504C Wave method of controlled silicon thyristor rectifier and its device |
| 06/24/2009 | CN100505503C Switched power supply and method for switched mode power supply |
| 06/24/2009 | CN100505502C Frequency converter with air cooling |
| 06/24/2009 | CN100505500C Converter and power converter using the converter |
| 06/23/2009 | US7551464 Current overloading proof switch power supply and its IC |
| 06/23/2009 | US7551463 AC/DC converter with low harmonic currents |
| 06/23/2009 | US7551462 Soft switching DC-DC converter including a buck converter and a boost converter sharing a common transformer |