| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 02/17/2011 | WO2011019723A2 System and method for reducing line current distortion |
| 02/17/2011 | WO2011019707A2 System and method for power factor correction frequency tracking and reference generation |
| 02/17/2011 | WO2011019705A2 System and method for current balancing |
| 02/17/2011 | WO2011019701A2 Power factor correction with variable bus voltage |
| 02/17/2011 | WO2011019700A2 System and method for power factor correction |
| 02/17/2011 | WO2011019613A1 Lamination process improvement |
| 02/17/2011 | WO2011018835A1 Semiconductor drive device and power conversion device |
| 02/17/2011 | WO2011018324A1 Method for controlling a voltage transformer for overvoltage protection, voltage transformer and operating device having a voltage transformer |
| 02/17/2011 | WO2011017951A1 Development platform for power digital control |
| 02/17/2011 | US20110037449 Semiconductor device |
| 02/16/2011 | EP2285001A1 Method and apparatus for mode selection for high voltage integrated circuits |
| 02/16/2011 | EP2284982A1 Discharge circuit for smoothing capacitor of DC power supply |
| 02/16/2011 | EP2283571A2 Method and device for safe-torque-off function of an electric drive |
| 02/16/2011 | EP2283567A1 A method and a device for estimating the clamping force on a winding package of a transformer or a reactor |
| 02/16/2011 | EP2283408A2 Circuit and method for ultra-low idle power |
| 02/16/2011 | CN201750612U Electronic ballast for electrodeless fluorescent lamp |
| 02/16/2011 | CN201750356U Mounting cabinet for photovoltaic inverter |
| 02/16/2011 | CN201750353U Logic non-circulation four-quadrant contactless control system |
| 02/16/2011 | CN201750345U Frequency adjustment power supply for ozone generator and the ozone generator |
| 02/16/2011 | CN201750341U Radio frequency power supply with adjustable output voltage |
| 02/16/2011 | CN201750337U Pulse waveform shaping device for revolution speed sensor of electric vehicle |
| 02/16/2011 | CN201750334U Power supply circuit of induction heating electric furnace |
| 02/16/2011 | CN201750333U Drive circuit |
| 02/16/2011 | CN201750332U Visually-displayed DC power source cabinet |
| 02/16/2011 | CN201750331U Direct current power supply cabinet with convenience of printing |
| 02/16/2011 | CN201750330U Energy-saving type medium and small capacity-integrated special type rectifying device |
| 02/16/2011 | CN201750329U Power electronic module for ship frequency converter |
| 02/16/2011 | CN101978587A Device for driving inverter |
| 02/16/2011 | CN101977042A PWM or PSM dual-mode modulation control circuit used for switch voltage-stabilized supply |
| 02/16/2011 | CN101976968A Method for controlling midpoint potential of direct-current bus of three-level inverter |
| 02/16/2011 | CN101976966A Novel auxiliary inverter power supply by using zero-current soft switch technology |
| 02/16/2011 | CN101976965A Direct-current tracing control high-power photovoltaic grid-connected inverter |
| 02/16/2011 | CN101976963A Double-feed three-phase rectifier with high power factor |
| 02/16/2011 | CN101976958A High-efficiency power regulating device based on power factor correction |
| 02/16/2011 | CN101976946A Circuit and method for transforming negative voltage between direct currents |
| 02/16/2011 | CN101976944A Three-phase four-track bridge protection circuit for current output type inverter |
| 02/16/2011 | CN101976943A High-power discharge switch gear based on electricity triggered thyristors |
| 02/16/2011 | CN101976942A High-power discharge switching device based on light triggered thyristor |
| 02/16/2011 | CN101976941A Bidirectional thyristor trigger circuit and method |
| 02/16/2011 | CN101976940A Drive bootstrap circuit for switching tube of switching power supply converter |
| 02/16/2011 | CN101976939A MOSFET driving chip of current source |
| 02/16/2011 | CN101976938A Stable and reliable-operation heavy-current low-pressure drop one-way conducting circuit |
| 02/16/2011 | CN101976937A Cooling fluid filling process method for traction converter of motor train unit |
| 02/16/2011 | CN101976936A Explosion-proof and intrinsic safety type high-voltage variable-frequency governor |
| 02/16/2011 | CN101972881A Asymmetrical half-bridge zero-voltage soft switching inverter type welding and cutting machine |
| 02/16/2011 | CN101972880A Half-bridge soft switch inversion type welding and cutting machine |
| 02/16/2011 | CN101586790B Non-polar lamp |
| 02/16/2011 | CN101557160B Ultralow-power standby circuit of inverter power supply |
| 02/16/2011 | CN101447729B Drive circuit of MOSFET of P ditch in BUCK regulator |
| 02/16/2011 | CN101404446B Monocycle power factor emendation method |
| 02/15/2011 | US7889019 Pulse width modulation sequence generating a near critical damped step response |
| 02/15/2011 | US7888965 Defining a default configuration for configurable circuitry in an integrated circuit |
| 02/10/2011 | WO2011017449A2 Multiple independently regulated parameters using a single magnetic circuit element |
| 02/10/2011 | WO2011017176A1 Power supply |
| 02/10/2011 | WO2011015395A1 Rectifier-bridge circuit |
| 02/10/2011 | WO2011015227A1 Converter with reactive power compensation |
| 02/10/2011 | US20110032735 Universal three phase controllers for power converters |
| 02/10/2011 | DE202010015883U1 Stromversorgungsadapter Power adapter |
| 02/10/2011 | DE202009018108U1 Wechselrichter mit Rundsteuerempfänger Inverter with ripple |
| 02/10/2011 | DE102009028322A1 Ladevorrichtung zum Aufladen eines Akkupacks Charger for charging a battery pack |
| 02/10/2011 | CA2769386A1 Power supply |
| 02/09/2011 | EP2282399A1 Static converter and method for starting the converter |
| 02/09/2011 | EP2281342A1 Pulse width modulation dead time compensation method and apparatus |
| 02/09/2011 | EP1709724B1 Power supply unit having an off-delay switching circuit |
| 02/09/2011 | CN201742599U High power factor constant current driving circuit |
| 02/09/2011 | CN201742309U Portable AC/DC power supply converter |
| 02/09/2011 | CN201742307U Voltage-controlled phase shift energy-saving circuit |
| 02/09/2011 | CN201742305U Low-voltage non-harmonic frequency converter |
| 02/09/2011 | CN201742303U Alternating-current pressure regulating device |
| 02/09/2011 | CN201742293U Low-cost self-excited power factor corrector |
| 02/09/2011 | CN201742292U Circuit with current surge impact resistance and interference resistance |
| 02/09/2011 | CN201742291U Vehicle-used inverter |
| 02/09/2011 | CN201742290U Frequency converter driving device |
| 02/09/2011 | CN201742289U Frequency converter |
| 02/09/2011 | CN201742288U Potentiometer device on operation panel of frequency changer |
| 02/09/2011 | CN201742287U Water cooling system for frequency converter of wind driven generator |
| 02/09/2011 | CN201742286U Novel power semiconductor integration component |
| 02/09/2011 | CN201742236U Rotating rectifier device of generator |
| 02/09/2011 | CN1342340B Power supplies having protection circuit |
| 02/09/2011 | CN101969725A Intelligent general light-emitting diode (LED) street lamp illuminating power supply system |
| 02/09/2011 | CN101969294A Alternating current servo driver capable of realizing energy feedback |
| 02/09/2011 | CN101969271A Power factor conversion converter, power supply and control method thereof |
| 02/09/2011 | CN101969270A Switching power supply |
| 02/09/2011 | CN101969263A Drive circuit of electronic transformer |
| 02/09/2011 | CN101488701B Apparatus and method for preventing surge |
| 02/09/2011 | CN101478228B Preset voltage type high voltage frequency transformer power unit by-pass circuit for transformer |
| 02/09/2011 | CN101401052B Circuit and method for changing transient response characteristics of a dc/dc converter module |
| 02/09/2011 | CN101316078B Method and system for operating a motor to reduce noise in an electric vehicle |
| 02/09/2011 | CN101291107B Switch control circuit and its control method |
| 02/09/2011 | CN101242138B A startup auxiliary power circuit |
| 02/09/2011 | CN101228681B Dual-input dc-dc converter with integrated ideal diode function |
| 02/09/2011 | CN101211165B Electric power system energy-saving control method and apparatus |
| 02/08/2011 | US7885087 Modularized active power filter |
| 02/03/2011 | WO2011014058A1 Resonantly low voltage starting dc-dc conversion, converter and associated integrated circuit |
| 02/03/2011 | WO2011012174A1 Converter with active fault current limitation |
| 02/03/2011 | DE102010002226A1 Verfahren und Schaltung zur Leistungsfaktor-Korrektur Method and circuit for power factor correction |
| 02/03/2011 | DE102009034350A1 Verfahren und Schaltung zur Leistungsfaktor-Korrektur Method and circuit for power factor correction |
| 02/03/2011 | DE102009034349A1 Verfahren und Schaltung zur Leistungsfaktor-Korrektur Method and circuit for power factor correction |
| 02/03/2011 | DE102009025363A1 Anfahrquelle Wechselrichter Anfahrquelle inverter |
| 02/03/2011 | CA2768785A1 Converter with active fault current limitation |