| 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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| 05/11/2005 | CN1615504A Driving circuit for energy recovery in plasma display panel |
| 05/11/2005 | CN1615065A Lighting device for discharge lamp |
| 05/11/2005 | CN1614864A Three phase rectifier for making current at A.C. side being sine waveform by follow current inductance |
| 05/11/2005 | CN1614854A Independent electric power supply |
| 05/11/2005 | CN1613683A Control of vehicle motor |
| 05/11/2005 | CN1201638C Electrical light socket |
| 05/11/2005 | CN1201476C Driving gear of a.c. motor |
| 05/11/2005 | CN1201472C Semi-bridge magnetically slow releasing soft switch technique with edge resonance |
| 05/11/2005 | CN1201471C NPC inverter control system |
| 05/11/2005 | CN1201459C Chopper circuit, method for controlling chopper circuit, chopper type charge circuit, electronic device and timekeeping appliance |
| 05/11/2005 | CN1201157C Device and method for detecting earthing failure in solar generating system |
| 05/10/2005 | US6891739 H-bridge with power switches and control in a single package |
| 05/10/2005 | US6891738 Power-supply unit for electronic oven |
| 05/10/2005 | US6891737 Inverter device for AC motor control |
| 05/10/2005 | US6891706 Protected exciter for an electrical power generator and associated methods |
| 05/10/2005 | US6891356 Electric circuit, driving method of having the same, electronic apparatus having the same, personal computer having the same, portable telephone having the same |
| 05/10/2005 | US6889516 Cooling system for motor and cooling control method |
| 05/10/2005 | CA2454044C Dual input ac and dc power supply having a programmable dc output utilizing a secondary buck converter |
| 05/10/2005 | CA2193288C Circuit arrangement for operating a lamp |
| 05/10/2005 | CA2170827C Method and circuit for operation of a high-pressure discharge lamp |
| 05/06/2005 | WO2005041397A1 Method for estimating dc motor coil temperature, dc motor control method and their devices |
| 05/06/2005 | WO2005041389A1 Pulse generator circuit |
| 05/06/2005 | WO2005041384A1 Power supply apparatus |
| 05/05/2005 | US20050094424 Control of a MOS transistor as a rectifying element |
| 05/05/2005 | US20050093523 Surge current suppression in power-factor-corrected AC-to-DC converter with capacitive load |
| 05/05/2005 | US20050093497 Motor control device and motor control method |
| 05/05/2005 | US20050093494 Control of vehicle motor |
| 05/05/2005 | US20050093463 Power supply system and liquid crystal display device having the same |
| 05/04/2005 | EP1528839A1 Induction heating cooker and method for operating the same |
| 05/04/2005 | EP1528665A1 Motor control device and motor control method |
| 05/04/2005 | EP1528664A2 Multi-pulse converter circuits |
| 05/04/2005 | EP1528661A1 MOS transistor control circuit for synchronous rectifier |
| 05/04/2005 | EP1528660A1 Three-phase bridge rectifier |
| 05/04/2005 | EP1528650A1 Method and system for providing voltage support to a load connected to a utility power network |
| 05/04/2005 | CN2697943Y Straight forward type power source converter with self-excitation type synchronous rectifying circuit |
| 05/04/2005 | CN2697942Y Rectifier for generator of car |
| 05/04/2005 | CN1612646A Induction heating cooker and method for operating the same |
| 05/04/2005 | CN1612459A DC power supply circuit and leakage breaker using same |
| 05/04/2005 | CN1611998A 电源电路 Power circuit |
| 05/03/2005 | US6888729 Single module electric power conversion apparatus |
| 05/03/2005 | CA2284065C High power inverter pole employing series connected devices configured for reduced stray loop inductance |
| 04/28/2005 | WO2005039037A1 Fan controller, refrigeration cycle system and method for estimating rotation speed of fan |
| 04/28/2005 | WO2005039031A1 Noise reduction device and power conversion device |
| 04/28/2005 | WO2005039027A2 Apparatus for generating sine waves of electromotive force |
| 04/28/2005 | US20050090132 Connector for inverter |
| 04/28/2005 | US20050088868 System and method for pre-charging the DC bus of a utility connected power converter |
| 04/28/2005 | US20050088865 High power switching converter |
| 04/28/2005 | US20050088855 High frequency excitation system |
| 04/28/2005 | US20050088835 Vehicle drive module having improved EMI shielding |
| 04/28/2005 | US20050088113 Inverter circuit for surface light source system |
| 04/28/2005 | US20050087526 Induction heating cooker and method for operating the same |
| 04/27/2005 | EP1526762A2 Inverter circuit for surface light source system |
| 04/27/2005 | EP1526631A1 High power switching converter |
| 04/27/2005 | EP1526573A2 Inverter device and method of manufacturing the device thereof, and electric automobile incorporating the inverter device thereof |
| 04/27/2005 | EP1525656A1 Power converter |
| 04/27/2005 | EP1525655A1 Motor drive control with a single current sensor using space vector technique |
| 04/27/2005 | EP1438784B1 Synchronous rectifier circuit |
| 04/27/2005 | EP1032507B1 Controller for battery-operated vehicle |
| 04/27/2005 | CN2696264Y Automatic controller of energy-saving lighting switch |
| 04/27/2005 | CN2696203Y Portable A.C. supply machine |
| 04/27/2005 | CN2696202Y Power conversion circuit |
| 04/27/2005 | CN2696201Y Small high-voltage supply unit for preparing ceramic oxide-film |
| 04/27/2005 | CN2696197Y Miniature inverter and its integral driving device combined with motor |
| 04/27/2005 | CN1610474A Inverter circuit for discharge tube |
| 04/27/2005 | CN1610234A UPS inverter and its pulse width modulation dead-zone compensation method |
| 04/27/2005 | CN1610233A Inverter system and phase-locking method thereof |
| 04/27/2005 | CN1610232A Electric contravariant system main loop topological structure with short-circuit protection and constituting method thereof |
| 04/27/2005 | CN1610231A Commutator and control method thereof |
| 04/27/2005 | CN1610230A Three-phase power factor correcting circuit with AC boosting mode |
| 04/27/2005 | CN1199335C Power circuit and power supply method |
| 04/26/2005 | US6885567 Class E amplifier with inductive clamp |
| 04/26/2005 | US6885553 Bus bar assembly for use with a compact power conversion assembly |
| 04/26/2005 | US6885532 Current detection and overcurrent protection for transistors in pulse-width modulation amplifier |
| 04/26/2005 | US6885225 Drive circuit |
| 04/26/2005 | US6885112 Proton exchange membrane based power system for a telecommunication facility |
| 04/26/2005 | US6884953 Switching circuit |
| 04/21/2005 | WO2005036726A1 Power converter |
| 04/21/2005 | WO2005036725A1 Power converter |
| 04/21/2005 | WO2005036722A1 Method and apparatus for isolating rfi, emi and noise transients in power supply circuits |
| 04/21/2005 | WO2005036719A1 Converter circuit for connecting a plurality of switching voltage levels |
| 04/21/2005 | WO2005036296A1 Device and method for controlling the electrical current of an actuator |
| 04/21/2005 | US20050084118 Circuit arrangement for an electric appliance |
| 04/21/2005 | US20050083665 Power conversion module device and power unit using the same |
| 04/21/2005 | US20050083624 Coupling node |
| 04/21/2005 | US20050083615 Universal power supply for consumer appliances |
| 04/21/2005 | US20050083132 Amplifying circuit, noise reducing apparatus and power converting apparatus |
| 04/21/2005 | US20050083026 System and method for providing digital pulse width modulation |
| 04/21/2005 | US20050083019 Device for the inductive transfer of electrical energy |
| 04/21/2005 | US20050082640 Semiconductor device, the method of manufacturing the same, and two-way switching device using the semiconductor devices |
| 04/21/2005 | CA2540306A1 Converter circuit for switching a large number of switching voltage levels |
| 04/20/2005 | EP1524648A2 Power supply system and liquid crystal display device having the same |
| 04/20/2005 | EP1523799A1 Cooling body and rectifier module for an electrical machine |
| 04/20/2005 | EP1523796A2 Intermediate circuit capacitor short-circuit monitoring |
| 04/20/2005 | EP1523428A1 Apparatus and method employing bi-directional converter for charging and/or supplying power |
| 04/20/2005 | EP1076925B1 Rectifier circuit |
| 04/20/2005 | CN2694607Y Power supply adapter for stationary stations |
| 04/20/2005 | CN1608299A Electromagnetic apparatus drive apparatus |
| 04/20/2005 | CN1607728A Method and apparatus for transformation from impulse code modulation to impulse-width modulation |
| 04/20/2005 | CN1607718A Switching power supply circuit |
| 04/20/2005 | CN1607715A Switching power supply unit |