| 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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| 05/10/2006 | CN1771653A Switch mode power converter |
| 05/09/2006 | US7042204 Voltage source and current source with capacitor |
| 05/09/2006 | US7042198 System using a power converter |
| 05/09/2006 | US7042191 Current detection unit of inverter |
| 05/09/2006 | US7042181 Method and system for controlling motor torque |
| 05/09/2006 | US7042178 Motor driving apparatus |
| 05/09/2006 | US7040391 Low harmonic diode clamped converter/inverter |
| 05/04/2006 | WO2006046019A1 Electricity supply controller |
| 05/03/2006 | CN2777896Y Light modulating circuit |
| 05/03/2006 | CN2777843Y Single/three phase impedance source lift/fall current AC/AC converter |
| 05/03/2006 | CN2777842Y Low power consumption circuit for micropower electric source |
| 05/03/2006 | CN1767698A Inverter circuit for an induction heating apparatus, cooking appliance having such circuit, and operating method |
| 05/03/2006 | CN1767339A Method and apparatus to reduce common mode voltages applied to a load by a drive |
| 05/02/2006 | US7036469 Bi-directional power electronics circuit for electromechanical valve actuator of an internal combustion engine |
| 05/02/2006 | CA2302194C Three-phase dc-to-ac power inverter with three-level poles |
| 04/27/2006 | DE10336659B4 Blockheizkraftwerk und Steuer- und/oder Regelverfahren für ein Blockheizkraftwerk Combined heat and power and control and / or control method for a combined heat and power |
| 04/27/2006 | DE10135286B4 Verfahren und Vorrichtung zur Überbrückung von kurzzeitigen Netzausfällen bei einem Matrixumrichter Method and device for bridging brief power failures in a matrix converter |
| 04/26/2006 | EP1649588A1 Voltage conversion device and computer-readable recording medium having program recorded thereon for computer to control voltage conversion by voltage conversion device |
| 04/26/2006 | CN1764054A Device and method for controlling an energy converter and converter with such device |
| 04/26/2006 | CN1763680A Automatic voltage monitor |
| 04/26/2006 | CN1763668A High-voltage frequency converter control system with networking function and intelligent control |
| 04/26/2006 | CN1253999C No-harmonic wave pollution high voltage large power frequency converter |
| 04/26/2006 | CN1253998C No-harmonic wave pollution high voltage frequency converter energy back feed device and its method |
| 04/25/2006 | US7035123 Frequency converter and its control method |
| 04/25/2006 | US7034602 Method of forming a floating charge pump and structure therefor |
| 04/25/2006 | US7034472 Power supply apparatus for traveling-wave tube which eliminates high voltage relay |
| 04/20/2006 | DE102004050469A1 Spannungsteiler Voltage divider |
| 04/20/2006 | DE10101988B4 Protection of load from surge for contactless energy transfer system, protection activated in emergency |
| 04/20/2006 | DE10016230B4 Verfahren zur Steuerung von Freilaufpfaden bei einem Matrixumrichter Method for controlling a matrix converter with freewheel paths |
| 04/19/2006 | EP1648083A2 Circuit arrangement for controlling an electric motor |
| 04/19/2006 | CN2773998Y Energy-saving voltage-adjusting power supplier of cooker hood |
| 04/19/2006 | CN2773992Y Energy-storing device of high-frequency X-ray apparatus |
| 04/19/2006 | CN2773991Y Semi-fully electric heating power converter of simple ceramic kiln furnace |
| 04/19/2006 | CN2773990Y Centralized controller of guest-room apparatus |
| 04/19/2006 | CN1762087A Power supply unit for gas discharge processes |
| 04/19/2006 | CN1762081A 功率变换器 Power converter |
| 04/19/2006 | CN1761137A Transform method of electric power in high voltage and installation in use for dragging and drawing |
| 04/19/2006 | CN1761134A Electric power transformation installation with heat exchanger |
| 04/19/2006 | CN1252904C AC voltage control unit |
| 04/18/2006 | US7031175 System and method of detecting phase body diode using a comparator in a synchronous rectified FET driver |
| 04/16/2006 | CA2511705A1 Lamp with integral voltage converter having phase-controlled dimming circuit with fuse-resistor network for reducing rms load voltage |
| 04/16/2006 | CA2511703A1 Lamp with integral voltage converter having phase-controlled dimming circuit for reducing rms load voltage |
| 04/13/2006 | WO2006038544A1 Power supply circuit protecting method and apparatus for the same |
| 04/13/2006 | WO2005107050A3 Method for control of a frequency converter in particular for generation of effective power for inductive heating |
| 04/13/2006 | DE102004048232A1 Pulse width modulated dimmer for d.c. and a.c. voltages up to 600 Volts has switching elements for direct current such as transistors or insulated gate bipolar transistors with full or one-way rectification |
| 04/13/2006 | CA2523177A1 Step-down controller circuit |
| 04/12/2006 | EP1646135A1 Three-phase power converter and power converter |
| 04/12/2006 | EP1646134A2 Circuit for an electric power supply line |
| 04/12/2006 | CN2772112Y Negative current generator |
| 04/12/2006 | CN1758518A Stop consumption killer circuit of power supply system power frequency transformer |
| 04/12/2006 | CN1251389C Compensation method of converter |
| 04/11/2006 | USRE39060 Power supply device and air conditioner using the same |
| 04/11/2006 | US7027311 Method and apparatus for a wireless power supply |
| 04/06/2006 | WO2006035752A1 Parallel multiplex matrix converter |
| 04/05/2006 | EP1642383A2 Frequency converter for high-speed generators |
| 04/05/2006 | EP1472582A4 Power regulator employing a sinusoidal reference |
| 04/05/2006 | EP1364454A4 Mobile power generation system |
| 04/05/2006 | EP1210758B1 Uninterruptible power supplies with dual-sourcing capability and methods of operation thereof |
| 04/05/2006 | CN2770219Y AC voltage reducing controller |
| 04/05/2006 | CN2770157Y Resistance-capacitor voltage reducing wall body type peak-to-valley electric meter corollary converter with night electric key |
| 04/05/2006 | CN1755111A Water supply device |
| 04/05/2006 | CN1755110A Water supply device |
| 04/05/2006 | CN1249902C Power changer |
| 04/04/2006 | US7023717 Switching power supply apparatus |
| 04/04/2006 | US7023712 Cooling arrangement in frequency converter |
| 04/04/2006 | US7023109 Uninterruptible power source apparatus |
| 04/01/2006 | CA2521930A1 Method and apparatus for cycle error correction for a power converter device, such as an electronic power inverter |
| 03/30/2006 | US20060067655 Motor driving apparatus |
| 03/30/2006 | US20060067092 Method and apparatus to reduce common mode voltages applied to a load by a drive |
| 03/29/2006 | EP1641111A2 Method and apparatus to reduce common mode voltages applied to a load by a drive |
| 03/29/2006 | EP1454407B1 VOLTAGE SAG AND OVER−VOLTAGE COMPENSATION DEVICE WITH PULSE−WIDTH MODULATED TRANSFORMER |
| 03/29/2006 | CN2768301Y Pole resonant soft switch inverter |
| 03/29/2006 | CN2768300Y Series connection mode wireless remote control pressure regulating switch |
| 03/29/2006 | CN1754263A Semiconductor diode, electronic component, voltage source inverter and control method |
| 03/29/2006 | CN1753293A Device for power supply of variable load |
| 03/29/2006 | CN1248400C Switching DC-DC converter |
| 03/29/2006 | CN1248395C By-pass circuit of high voltage variable frequency speed regulator |
| 03/28/2006 | US7019994 Switched-mode power supply with a damping network |
| 03/28/2006 | US7019993 Piezoelectric transformer and modular connections for high power and high voltage power supplies |
| 03/28/2006 | US7019990 Converter with damping mechanism for the avoidance of resonances |
| 03/28/2006 | US7019989 Uninterruptible power supply system |
| 03/28/2006 | US7019565 Methods and systems for fully differential frequency doubling |
| 03/28/2006 | US7019474 Constant current regulator using IGBT's with simplified timing |
| 03/28/2006 | CA2518517A1 Method and apparatus to reduce common mode voltages applied to a load by a drive |
| 03/23/2006 | US20060061295 Arrangement for supplying variable loads |
| 03/23/2006 | DE102004036952A1 Control circuit for e.g. vacuum cleaner`s fan motor, has microprocessor modifying control signal in dependent to voltage measuring signal such that load is provided with phase ranges, which are adapted to main voltages |
| 03/23/2006 | DE102004036211A1 Electrolytic capacitor deterioration determining method, involves calculating delay time based on measured voltages, and comparing delay time with predetermined delay time, where difference in times is measure for deterioration of capacitor |
| 03/22/2006 | EP1638196A2 Device for feeding variable loads |
| 03/22/2006 | CN2766484Y Lighting electricity-saving controller |
| 03/22/2006 | CN1750377A Power converter for electric servo control system |
| 03/21/2006 | US7015679 Circuit and method for supplying an electrical a.c. load |
| 03/16/2006 | US20060056204 Switching control circuit for primary-side controlled power converters |
| 03/16/2006 | DE102004038534A1 Verlustarmer Spannungsteiler, insbesondere für Zwischenkreise Low-loss voltage divider, especially for intermediate circuits |
| 03/16/2006 | DE102004035799A1 Frequenzumrichter mit einem kondensatorlosen Zwischenkreis Frequency with a capacitor-less DC |
| 03/16/2006 | DE102004035798A1 Frequency converter with intermediate circuit without capacitor and current supply for converter electronic, with current supply input containing buffer capacitor in parallel to intermediate circuit |
| 03/16/2006 | DE102004034948A1 Voltage changer, e.g. for switching three voltage levels in a power semiconductor, has capacitors wired in series to form a direct current voltage circuit and networks for limiting current build-up |
| 03/16/2006 | DE102004034947A1 Spannungsanstiegsbegrenzte Umrichterschaltung Increase in voltage converter circuit Limited |
| 03/15/2006 | EP1634365A2 Wind farm |
| 03/15/2006 | EP1470634A4 Active emi filter with feed forward cancellation |
| 03/15/2006 | CN2765389Y Switching transformer type voltage and current regulation device |