| Patents for H02M 5 - Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases (13,094) |
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| 09/05/2007 | CN101030735A Improved power converter with reduced common mode voltage |
| 09/05/2007 | CN101030734A Single-phase and triple-phase impedance source booster and step-down DC/DC converter |
| 09/05/2007 | CN101030733A Multi-level power converter of light unit cascade |
| 09/04/2007 | US7265958 Overcurrent protection circuit and semiconductor apparatus |
| 09/01/2007 | CA2580104A1 Improved power converter with reduced common mode voltage |
| 08/30/2007 | DE112005001992T5 Verfahren und Vorrichtung zum Anpassen von Strom zwischen Phasen eines Mehrphasenwandlers A method and apparatus for adjusting current between phases of a multiphase converter |
| 08/30/2007 | DE102007008732A1 Controller has personal computer and adjusting unit, where controller is connected to personal computer to execute operation of personal computer connected to removable adjusting unit, and has communication device and memory to store values |
| 08/30/2007 | DE102006054793A1 Mittelspannungs-Wechselrichter-System Medium voltage inverter system |
| 08/30/2007 | DE102006008486A1 Circuit arrangement for use on printed circuit board, has capacitor picking measuring voltage potential on secondary side, and determination device determining whether measuring voltage potential lies in permissible range or not |
| 08/30/2007 | DE102006007462A1 Schaltungsanordnung für eine Leuchtfeuereinrichtung Circuit arrangement for a beacon device |
| 08/30/2007 | DE102006005289A1 Dimmerschaltung mit Nulldurchgangskorrektur Dimmer circuit with zero response correction |
| 08/29/2007 | CN200941589Y Clamping 3-level 6kV high voltage converter based on diode |
| 08/29/2007 | CN200941588Y Intelligence controlled electricity saver |
| 08/29/2007 | CN101027831A Parallel multiplex matrix converter |
| 08/29/2007 | CN101026350A AC motor matrix type controller with DC excitation function |
| 08/29/2007 | CN100334802C Frequency converter for different mains voltages |
| 08/28/2007 | US7262980 Method and apparatus for reducing body diode conduction of synchronous rectifiers |
| 08/28/2007 | US7262978 Voltage conversion apparatus, voltage conversion method, and computer-readable recording medium with program recorded thereon to allow computer to execute voltage conversion control |
| 08/23/2007 | WO2007094162A1 Power converter provided with bus bar |
| 08/23/2007 | WO2007094161A1 Matrix converter apparatus |
| 08/23/2007 | DE102007008685A1 Switching configuration for steady loading of continuous regulation of sine wave voltage using power transformer, has condenser circuit is arranged in coil of power transformer |
| 08/23/2007 | DE102006034330B3 Tungsten inert gas welding process and assembly in which alternating current is rectified to direct current via a timed transformer |
| 08/22/2007 | EP1821397A2 Nine device AC-TO-AC converter |
| 08/22/2007 | CN2938555Y Three-in-one AC/DC colored power supply |
| 08/22/2007 | CN101022250A Power conversion apparatus |
| 08/22/2007 | CN101022249A AC power control circuit |
| 08/22/2007 | CN101022248A Universal control device for frequency transformer and control method thereof |
| 08/21/2007 | US7259613 Method of forming a floating charge pump and structure therefor |
| 08/21/2007 | US7259544 Load symmetrization with controllable inductor |
| 08/21/2007 | US7259524 Apparatus and methods for regulating delivery of electrical energy |
| 08/21/2007 | US7259476 DC and AC uninterruptible power supply |
| 08/17/2007 | CA2568479A1 Medium voltage inverter system |
| 08/16/2007 | WO2007090258A1 Method for applying preset torques to threaded fasteners and a power tool therefor |
| 08/16/2007 | US20070188214 Semiconductor device |
| 08/15/2007 | CN2935628Y Large power converter based on input electric network compensation |
| 08/15/2007 | CN2935619Y Precharging circuit protection device of intelligent middle, high-voltage large power frequency converter |
| 08/15/2007 | CN2935618Y Electronic control equipment |
| 08/15/2007 | CN2935588Y AC-DC-AC traction transformation device |
| 08/15/2007 | CN101019321A Power switching device |
| 08/15/2007 | CN101018037A Offset PWM signals for multiphase motor |
| 08/15/2007 | CA2578585A1 Nine device ac-to-ac converter |
| 08/14/2007 | US7257010 Power supply circuit |
| 08/14/2007 | US7256508 Wind farm |
| 08/09/2007 | WO2006114301A3 Method and device for using wind energy |
| 08/09/2007 | DE102006004233A1 Kommunikationsstruktur für Solarwechselrichter Communication structure for solar inverters |
| 08/08/2007 | EP1816733A2 Method in frequency converter, and frequency converter |
| 08/08/2007 | EP1815585A1 Method and system for producing controlled frequency power from a variable frequency power source |
| 08/08/2007 | EP1815584A1 Electronic two-wire switch |
| 08/08/2007 | EP1815583A2 Energy recovery system |
| 08/08/2007 | EP1814766A1 The safe three-phase contact-free switch |
| 08/08/2007 | CN2932823Y Improved small-power power supply |
| 08/08/2007 | CN101013857A High-frequency high-voltage power supply for detecting leakage of plastic liquid container |
| 08/08/2007 | CN101013856A Cascaded multiple matrix converter |
| 08/08/2007 | CN101013855A Precharging circuit for converter |
| 08/08/2007 | CN101013854A Main circuit of converter with input compatibility of single phase and three phase |
| 08/08/2007 | CN101013853A Finite differential converter method of triangular function and implementation apparatus thereof |
| 08/08/2007 | CN101013818A Three-level medium voltage converter for megawatt wind power generation |
| 08/08/2007 | CN101013817A Full power combination converter for megawatt wind power generation |
| 08/08/2007 | CN101013798A Energy-saving single-phase inserted transformation device |
| 08/07/2007 | US7253538 Method of supplying electric power from shore to ship and system thereof |
| 08/02/2007 | WO2007086241A1 Power supply device and light-emitting device and electronic equipment using such power supply device |
| 08/01/2007 | CN2930086Y Silicon control rectifier phase control circuit |
| 08/01/2007 | CN2930085Y Virtual load power source device for electric energy meter |
| 08/01/2007 | CN2930084Y 有源功率因数校正器 Active Power Factor Correction |
| 08/01/2007 | CN2930061Y UPS for industrial driving |
| 08/01/2007 | CN101010864A Device for feeding auxiliary operating devices for a fuel electric vehicle |
| 08/01/2007 | CN101009477A Voltage space vector-based modulation method |
| 08/01/2007 | CN101009150A Spectral resistor for analyzing system circuit stabilization |
| 07/31/2007 | US7250794 Voltage source converter |
| 07/26/2007 | US20070173214 Wireless autonomous device system |
| 07/25/2007 | EP1811645A1 Power supply circuit protecting method and apparatus for the same |
| 07/25/2007 | CN2927488Y Aadjuster of high-voltage frequency converter |
| 07/25/2007 | CN101006636A Device for feeding auxiliary operating devices for a fuel electric vehicle |
| 07/25/2007 | CN101005267A Frequency converter for different mains voltages |
| 07/25/2007 | CN101005241A Power supply device |
| 07/24/2007 | US7248489 Control of the mains bridge of a frequency converter |
| 07/19/2007 | WO2006105247B1 Bridgeless boost converter with pfc circuit |
| 07/19/2007 | US20070165432 Voltage conversion device and computer-readable recording medium having program recorded thereon for computer to control voltage conversion by voltage conversion device |
| 07/18/2007 | CN1327605C Electric machine for the propulsion drive of a submarine of a synchronous machine excited by a permanent magnet |
| 07/18/2007 | CN101002376A Low loss propulsion system |
| 07/18/2007 | CN101001495A Semi-bridge type cold cathode tube drive device |
| 07/18/2007 | CN101001051A Output-less transistor UPS |
| 07/18/2007 | CN101001050A Power converter control method and power converter |
| 07/18/2007 | CN101001049A AC regulating voltage transmitter |
| 07/17/2007 | US7245508 Power conversion apparatus |
| 07/17/2007 | US7245031 Generator with integrated powerswitch |
| 07/12/2007 | WO2007079491A2 Multiple antenna energy harvesting |
| 07/12/2007 | WO2007079490A2 A wireless autonomous device system |
| 07/12/2007 | WO2007078259A1 A power supply with reduced power losses during standby mode |
| 07/12/2007 | WO2007077043A1 Backup power system |
| 07/12/2007 | WO2007037105A9 Ac voltage output apparatus and hybrid vehicle including the same |
| 07/12/2007 | US20070159865 DC-DC converter |
| 07/12/2007 | US20070159863 Field effect transistor of Lus Semiconductor and synchronous rectifier circuits |
| 07/12/2007 | US20070159858 Bi-directional energy conversion system |
| 07/12/2007 | US20070159279 Alternating-current power supply device recovering magnetic energy |
| 07/11/2007 | CN1998127A Method for switching low-power using AC and system for performing the same and power supply for using the system |
| 07/11/2007 | CN1996734A Diode clamp-based three-level 6kV high-voltage convertor |
| 07/10/2007 | US7242563 Reverse phase control power switching circuit with overload protection |
| 07/10/2007 | US7242147 Current sharing scheme for multiple CCF lamp operation |
| 07/10/2007 | US7242115 Universal power converter |