| 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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| 07/29/2009 | CN101494423A Active soft switch semi-bridge method |
| 07/29/2009 | CN100521858C Backlight inverter for liquid crystal display panel with self-protection function |
| 07/29/2009 | CN100521857C Backlight inverter for liquid crystal display panel of asynchronous pulse width modulation driving type |
| 07/29/2009 | CN100521493C Electronic power circuit |
| 07/29/2009 | CN100521492C A harmonic vibration converter |
| 07/29/2009 | CN100521491C Inverter control method and apparatus |
| 07/29/2009 | CN100521490C Three-level resonant transformer |
| 07/29/2009 | CN100521489C Converter circuit for switching a number of switching voltage levels |
| 07/29/2009 | CN100521488C Whole-bridge circuit of raising anti-noise function |
| 07/29/2009 | CN100521487C Display device for power saving effect of frequency converter |
| 07/29/2009 | CN100521486C Control device, DC/AC converter and its controller integrated circuit |
| 07/29/2009 | CN100521198C Semiconductor apparatus and a production method thereof |
| 07/29/2009 | CN100521197C Semiconductor device |
| 07/29/2009 | CN100521192C 半导体装置及其制造方法 Semiconductor device and manufacturing method |
| 07/29/2009 | CN100520646C Portable photographing apparatus and power switching control method |
| 07/23/2009 | WO2009091273A1 Corona discharge treater with resonant voltage multiplication |
| 07/23/2009 | WO2009090835A1 Device for controlling electric vehicle and electric vehicle equipped with the control device, and electric vehicle control method and computer readable recording medium on which program for allowing computer to execute the control method is recorded |
| 07/23/2009 | WO2009090755A1 Controller of power converter |
| 07/23/2009 | US20090185406 Switched-Capacitor Circuit Having Two Feedback Capacitors |
| 07/23/2009 | US20090185405 Three-phase voltage source inverter system |
| 07/23/2009 | US20090185404 Regenerative Building Block and Diode Bridge Rectifier and Methods |
| 07/23/2009 | US20090185403 Controller for Electrically Adjustable Furniture |
| 07/23/2009 | US20090185402 standby circuit with super low power consumption |
| 07/23/2009 | US20090185400 Parallel inverter system |
| 07/23/2009 | US20090184603 Drive circuit |
| 07/22/2009 | EP2080416A2 A device for supplying power to led diodes |
| 07/22/2009 | EP2080262A1 Converter circuit for switching a large number of switching voltage levels |
| 07/22/2009 | EP1910124B1 Multilevel converter and method of converting a supply voltage |
| 07/22/2009 | EP1221761B1 Method for controlling neutral point potential of inverter of neutral point clamping type |
| 07/22/2009 | CN101490944A Inverter |
| 07/22/2009 | CN101490943A Inductive power transfer system pick-up circuit |
| 07/22/2009 | CN101490942A Circuit arrangement for electrically controlling power and cooling arrangement |
| 07/22/2009 | CN101490937A Power supply system, vehicle using the same, accumulator temperature increase control method, and computer-readable recording medium containing a program for causing a computer to execute the accumula |
| 07/22/2009 | CN101488722A Switch electric power apparatus |
| 07/22/2009 | CN101488721A Control apparatus for electrically-operated mechanism |
| 07/22/2009 | CN101488715A DC/DC resonance converter |
| 07/22/2009 | CN101488496A Semiconductor device and power supply system |
| 07/22/2009 | CN100518428C Illuminative device for high pressure discharge lamp |
| 07/22/2009 | CN100517940C Voltage resource converter and control method |
| 07/22/2009 | CN100517939C Phase current detector |
| 07/22/2009 | CN100517938C Current conversion circuit |
| 07/22/2009 | CN100517937C Power conversion system |
| 07/22/2009 | CN100517936C Dual-boosting energy feedback type PWM rectification circuit |
| 07/22/2009 | CN100517935C Transformer and rectifier double circuit integrating device |
| 07/22/2009 | CN100517934C Dimmable ballast with resistive input and low electromagnetic interference |
| 07/22/2009 | CN100517933C Power circuit having inrush current inhibition method and integrated circuit with the power circuit |
| 07/22/2009 | CN100517927C Three-phase power supply parallel feedforward compensation power factor correction circuit |
| 07/21/2009 | US7564706 Power factor corrected single-phase AC-DC power converter using natural modulation |
| 07/21/2009 | US7564705 Synchronous rectification circuit for power converters |
| 07/21/2009 | US7564294 Inverter apparatus |
| 07/16/2009 | WO2009088661A1 System, method and apparatus for providing direct current |
| 07/16/2009 | WO2009087989A1 Power conversion device, power conversion device module, air conditioner, and freezing device |
| 07/16/2009 | WO2009087775A1 Power conversion device |
| 07/16/2009 | WO2009087063A1 Power converter with distributed cell control |
| 07/16/2009 | WO2009086927A1 A method for controlling a voltage source converter and a voltage converting apparatus |
| 07/16/2009 | US20090180305 Multi-parallel magnetic-field cancellation type transformer |
| 07/16/2009 | US20090180228 Inverter circuit |
| 07/16/2009 | US20090179608 Method and system for controlling a power inverter in electric drives |
| 07/16/2009 | US20090179583 Digitally synchronized integrator for noise rejection in system using pwm dimming signals to control brightness of cold cathode fluorescent lamp for backlighting liquid crystal display |
| 07/16/2009 | US20090179503 Power transfer apparatus and functional module |
| 07/16/2009 | DE202007018812U1 Dimmerschaltung Dimmer circuit |
| 07/16/2009 | DE102008054487A1 Steuersystem für eine mehrphasige elektrische Drehmaschine A control system for a multiphase rotary electric machine |
| 07/16/2009 | DE102008004039A1 Drive system controlling method for adjusting swiveling joint in rail-mounted vehicle e.g. underground rail car, involves operating pulse power converter and operating drive system with slip exceeding transition slip of asynchronous motor |
| 07/16/2009 | DE102004022136B4 Softgeschaltete Leistungswandler Soft Switched power converter |
| 07/16/2009 | CA2711504A1 Power conversion device |
| 07/16/2009 | CA2709758A1 A method for controlling a voltage source converter and a voltage converting apparatus |
| 07/16/2009 | CA2709699A1 Power converter with distributed cell control |
| 07/15/2009 | EP2079287A2 Electronic pre-switching device with energy measuring device, control method and lighting device |
| 07/15/2009 | EP2079161A1 Alternating current motor drive circuit and electric vehicle drive circuit |
| 07/15/2009 | EP2079158A1 Power converter |
| 07/15/2009 | EP2006989A9 Power converter |
| 07/15/2009 | EP1606679A4 High voltage offset detection circuit and method |
| 07/15/2009 | CN201274452Y Electrochemical rectifying apparatus with high reliability |
| 07/15/2009 | CN101485073A High-efficiency power coN. V.erter system |
| 07/15/2009 | CN101483397A Diode clamping tri-level dual decompression type semi-bridge inverter |
| 07/15/2009 | CN101483396A Method and system for controlling a power inverter in electric drives |
| 07/15/2009 | CN101483395A Digital synchronous rectifying controller |
| 07/15/2009 | CN101483394A Analog low voltage electric power system |
| 07/15/2009 | CN100514831C Grid-connected inverter current control method employing inductance current weighted average value to feed back |
| 07/15/2009 | CN100514830C Full-bridge soft switching inverter and driving method thereof |
| 07/15/2009 | CN100514829C Current overload and voltage detection in a central point |
| 07/15/2009 | CN100514828C Power converter |
| 07/15/2009 | CN100514827C Control device for geometric proportion driven power supplying apparatus |
| 07/15/2009 | CN100514826C Motor drive control apparatus, motor drive control method |
| 07/15/2009 | CN100514825C Load driver capable of suppressing overcurrent |
| 07/15/2009 | CN100514824C Switch type power converter and control circuit for pulse-width modulation |
| 07/15/2009 | CN100514823C Adjustable high brightness light emitting diode LED lighting driving circuit |
| 07/15/2009 | CN100514822C Switching power supply circuit |
| 07/15/2009 | CN100514806C power converter and operating method thereof |
| 07/15/2009 | CN100514670C Built-in power MOS field effect transistor and semiconductor device of drive circuit |
| 07/14/2009 | US7561453 Method for operating an inverter and arrangement for executing the method |
| 07/14/2009 | US7561451 Power converter apparatus and methods using a phase reference derived from a DC bus voltage |
| 07/14/2009 | US7561389 Alternating-current voltage output apparatus |
| 07/14/2009 | US7560915 Power supply apparatus provided with regulation function and boosting of a regulated voltage |
| 07/14/2009 | US7560897 Current controller and current offset correction |
| 07/14/2009 | CA2400023C An open-loop/closed-loop converter with active clamping switches |
| 07/14/2009 | CA2271446C Circuit arrangement for operating electrical lamps |
| 07/09/2009 | WO2009084569A1 Electric discharge lamp lighting device, projector and method for controlling electric discharge lamp lighting device |
| 07/09/2009 | WO2009084400A1 Dc power supply device |
| 07/09/2009 | WO2009084097A1 Controller for power converter |