| 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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| 03/15/2006 | CN2765382Y Frequency converter |
| 03/15/2006 | CN1747296A Universal method for correcting current or voltage signal after filtering in three-phase AC circuit |
| 03/14/2006 | US7012824 Voltage converting method and voltage converting apparatus using large electrolytic condenser |
| 03/14/2006 | US7012823 Method and control system employing conduction monitors for detecting unbalanced current condition of alternating current phases |
| 03/14/2006 | US7012409 Power converter circuit and associated triggering method for generators with dynamically variable power output |
| 03/09/2006 | WO2006026218A2 Harmonic control and regulation system for harmonic neutralized frequency changer |
| 03/09/2006 | WO2005105511A8 Power supply system for vehicle with improved energy efficiency and vehicle including the same |
| 03/09/2006 | DE102004042312A1 Current supply unit for a dc intermediate inverter without electrolytic capacitor in the intermediate circuit has mains side ac capacitor |
| 03/09/2006 | DE102004040051A1 Method of regulating amplification errors in three phase current measurement of inverter forms corrections from real and imaginary digital signal data and applies to measured signals |
| 03/08/2006 | CN2764051Y Low-voltage comprehensive power saving device |
| 03/08/2006 | CN1744421A Converter and power converter that becomes it with the converter |
| 03/08/2006 | CN1744420A Method for control pulse generation for cascade multi-level high-voltage frequency transformer |
| 03/08/2006 | CN1744419A Monitoring system for capcade multi-level high-voltage frequency transfomrer power unit |
| 03/07/2006 | US7009860 Contactless power supply system |
| 03/07/2006 | US7009856 Vector-controlled dual inverter system and method for induction motor |
| 03/07/2006 | US7009312 Versatile modular programmable power system for wireline logging |
| 03/02/2006 | WO2006021414A1 Transferring electric energy between converters |
| 03/02/2006 | US20060044848 Converter and power converter that becomes it with the converter |
| 03/02/2006 | US20060044847 Harmonic control and regulation system for harmonic neutralized frequency changer |
| 03/01/2006 | EP1630940A2 Carrier synchronisation to reduce common mode voltage in an AC drive |
| 03/01/2006 | EP1145604B1 Electronic ballast circuit |
| 03/01/2006 | CN1741361A Power supply apparatus and method |
| 03/01/2006 | CN1741360A AC power supply for isolating outputting standard sine wave |
| 02/28/2006 | US7005840 Interface for supplying power to a load from an electrical power supply network |
| 02/28/2006 | US7005771 Variable reluctance resolver |
| 02/23/2006 | WO2006018830A2 Controllable power supply circuit for an illumination system and methods of operation thereof |
| 02/23/2006 | DE102004038111A1 Verfahren zum Betreiben eines zweiphasigen Drehstromstellers A method of operating a two-phase three-phase controller |
| 02/23/2006 | CA2577210A1 Controllable power supply circuit for an illumination system and methods of operation thereof |
| 02/22/2006 | CN2760851Y Fault remote controlling and resetting device of main, auxiliary lifting transducer |
| 02/22/2006 | CN1739232A Electric machine for the propulsion drive of a submarine of a synchronous machine excited by a permanent magnet |
| 02/22/2006 | CN1738173A Power supply circuit and TV set with said power supply circuit |
| 02/22/2006 | CN1738172A Matrix type middle, high voltage variable-frequency power supply |
| 02/22/2006 | CN1736506A Spatially decoupled twin secondary coils for optimizing transcutaneous energy transfer (TET) power transfer characteristics |
| 02/21/2006 | CA2245451C Voltage converter |
| 02/16/2006 | US20060034357 Method in frequency converter provided with voltage intermediate circuit, and frequency converter |
| 02/16/2006 | DE19960491B4 Vorrichtung und Verfahren zur Regelung des Antriebs einer Fördereinrichtung Apparatus and method for controlling the drive of a conveyor device |
| 02/16/2006 | DE102005031621A1 Leistungswandlervorrichtung Power conversion device |
| 02/16/2006 | DE102004035723A1 Residual lifetime determination method for electrolytic capacitor in frequency converter, determines core temperature and power loss to calculate aging speed |
| 02/16/2006 | DE102004034946A1 Spannungsanstiegsbegrenzte Umrichterschaltung Increase in voltage converter circuit Limited |
| 02/16/2006 | DE102004034945A1 Frequency converter for limiting voltage rises has a direct current voltage circuit formed by two capacitors connected in series |
| 02/16/2006 | DE102004034944A1 Inverter with current rise limiter has capacitive dc circuit with two current limiting networks and bi-directional power semiconductor switches in parallel with loss limiting circuit |
| 02/15/2006 | EP1626492A2 Method in frequency converter provided with voltage intermediate circuit, and frequency converter |
| 02/15/2006 | EP1626491A2 Converter apparatus, inverter apparatus, and DC link voltage control method |
| 02/15/2006 | CN1734914A Self-balanced electronic power transformer |
| 02/15/2006 | CN1734902A Correction method after current or voltage signal filtration in three-phase AC circuit |
| 02/15/2006 | CN1242541C Power source supplier and output voltage stabilizer of switching power source supplier |
| 02/15/2006 | CN1242540C Power supply circuit with step down voltage |
| 02/14/2006 | US6999330 Power converter and system using the same |
| 02/09/2006 | US20060028848 Multifunction hybrid intelligent universal transformer |
| 02/09/2006 | DE102004033844A1 Spannungsversorgungsvorrichtung für mehrere Ausgangsspannungen Power supply device for multiple output voltages |
| 02/09/2006 | DE102004031680A1 Verfahren zur automatischen Einstellung des Netzfrequenzparameters eines an einem Netz angeschlossenen Frequenzumrichters Method for automatically adjusting the power frequency parameter a computer connected to a network drive |
| 02/08/2006 | CN1732616A 功率控制器 Power Controllers |
| 02/08/2006 | CN1731662A Microcomputer control automatic pressure regulating device |
| 02/07/2006 | US6995992 Dual bridge matrix converter |
| 02/07/2006 | US6995481 Energy saving electrical power control device and method |
| 02/02/2006 | US20060022651 Power supply for positive and negative output voltages |
| 02/02/2006 | DE102004034936A1 Elektrisches Energieversorgungssystem und Betriebsverfahren hierfür The electric power supply system and operating method therefor |
| 02/02/2006 | DE102004033578A1 Vorrichtung zur Hochspannungsleichtstromübertragung Apparatus for high voltage power transmission light |
| 01/31/2006 | US6992908 Method and arrangement for charging intermediate circuit of frequency converter |
| 01/31/2006 | US6992907 Wave transformation method and device |
| 01/31/2006 | US6992406 Induction heating or melting power supply utilizing a tuning capacitor |
| 01/26/2006 | US20060020305 Spatially decoupled twin secondary coils for optimizing transcutaneous energy transfer (TET) power transfer characteristics |
| 01/26/2006 | US20060018137 Method and control system employing conduction monitors for detecting unbalanced current condition of alternating current phases |
| 01/26/2006 | US20060016323 Electronic musical apparatus for transposing musical piece |
| 01/25/2006 | EP1619781A1 Circuitry for a converter |
| 01/25/2006 | EP1618640A2 Method and apparatus for electrical power transfer |
| 01/25/2006 | CN2754267Y Power conversion unit for power electronic device |
| 01/25/2006 | CN1725620A AC-DC two-purpose high voltage small current power supply |
| 01/25/2006 | CN1725619A Power supply for low temp. plasma treatment of wool fibre |
| 01/25/2006 | CN1725618A Contactless on-load automatic regulating distribution transformer |
| 01/25/2006 | CN1238959C Inverter apparatus for driving compressor motor and method for manufacturing apparatus |
| 01/25/2006 | CN1238724C Integrated intelligent testing system for large power convertor assembly |
| 01/24/2006 | US6989613 Line voltage variation compensation apparatus |
| 01/19/2006 | WO2006006085A1 Lamp-dimming through bypassing of phase-cutting |
| 01/19/2006 | WO2006005695A2 Method for controlling an electronic power converter that is connected to a direct-current source |
| 01/19/2006 | DE102004026896A1 Phase control device for e.g. vacuum cleaner, has capacitor circuit operating with two different capacitances based on resistance value of tunable resistor, where circuit two capacitors operating with smaller capacitances |
| 01/19/2006 | CA2573005A1 Method for regulating a converter connected to a dc voltage source |
| 01/18/2006 | CN2753054Y AC frequency transformer with anti-misconnecting protection function |
| 01/18/2006 | CN1722594A Voltage supplying device for multiple output voltage |
| 01/18/2006 | CN1237701C System automatically influencing electric network and motor drive for said system |
| 01/18/2006 | CN1237693C Drive with high output at trouble mold |
| 01/17/2006 | US6987678 Switching voltage regulator for switch mode power supply with planar transformer |
| 01/17/2006 | US6987372 Integrated DC link choke and method for suppressing common-mode voltage in a motor drive |
| 01/12/2006 | WO2006003135A1 Method for automatically adjusting a network frequency parameter of a frequency converter connected to the network |
| 01/12/2006 | US20060007716 Power supply circuit |
| 01/12/2006 | US20060007712 Power conversion apparatus |
| 01/12/2006 | US20060006832 Power conversion and vehicle |
| 01/12/2006 | US20060006755 Rotating asynchronous converter |
| 01/12/2006 | DE202005014440U1 Electronic building group for control of loading stages has logic control unit with bus line and data processing circuit connected to card unit with connections to loading stages |
| 01/12/2006 | DE102004030536A1 Verfahren zur Ermittlung des Risikos für einen störungsfreien Betrieb eines Frequenzumrichters Method for determining the risk for trouble-free operation of a frequency converter |
| 01/12/2006 | DE102004030535A1 Control system for a mains frequency clocked supply unit of an intermediate voltage converter circuit |
| 01/12/2006 | DE102004030532A1 Verfahren zur Ermittlung des Belastungszustandes eines Dioden-Gleichrichters eines Frequenzumrichters Method for determining the stress state of a diode rectifier of a frequency converter |
| 01/11/2006 | EP1614445A1 Spatially decoupled twin secondary coils for optimizing transcutaneous energy transfer (TET) power transfer characteristics |
| 01/11/2006 | CN2751479Y An AC two-way power switch |
| 01/11/2006 | CN1719963A Light modulating device |
| 01/11/2006 | CN1719712A Power conversion apparatus |
| 01/11/2006 | CN1719709A Low interference frequency change power for high-voltage testing |
| 01/11/2006 | CN1719708A Method for detecting tap position of high-voltage tap changer by rotary coder |
| 01/11/2006 | CN1236550C Low-harmonic AC motor controller and control method |
| 01/11/2006 | CN1236549C Converter controlled power generator |