| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 05/23/2013 | WO2013073333A1 Transistor protection circuit |
| 05/23/2013 | WO2013071842A1 High-voltage heavy-current drive circuit applied in power factor corrector |
| 05/23/2013 | WO2012139792A3 Control device and method for operating an electrical machine driven by an inverter |
| 05/23/2013 | WO2012079936A3 Method and device for operating an electric hand tool driven by an electric motor |
| 05/23/2013 | US20130128634 Composite ac to dc converter with boosting capabilities |
| 05/23/2013 | US20130128633 Chopper apparatus |
| 05/23/2013 | US20130127357 Power factor correction circuit of an electronic ballast |
| 05/23/2013 | DE10354892B4 Schaltungsanordnung mit einer Halbbrückenschaltung und einer Strommessanordnung Circuit arrangement comprising a half-bridge circuit and a current measurement arrangement |
| 05/23/2013 | DE10293585B4 Energiespeichervorrichtung Energy storage device |
| 05/22/2013 | EP2595302A1 Method and device for servicing individual power module during operation of a modular multicell converter |
| 05/22/2013 | EP2595299A2 Arc machining power supply for operation with 200 or 400 V input |
| 05/22/2013 | EP2595297A2 Integrated AC/DC power converter with autotransformer and boosting capabilities |
| 05/22/2013 | EP2595293A2 Precharging and clamping system for an electric power system and method of operating the same |
| 05/22/2013 | EP2595292A2 Power supply system, image forming apparatus having the same, and low-capacity AC processing circuit |
| 05/22/2013 | EP2595291A1 Power converter equipped with a plurality of controlled current sources connected in parallel |
| 05/22/2013 | EP2594424A1 Controller for vehicle |
| 05/22/2013 | EP2594022A1 Headset connection sensing and zero power on button |
| 05/22/2013 | EP2594021A1 Zero power drain pushbutton controls |
| 05/22/2013 | CN202949600U Anti-lightning type light emitting diode (LED) power supply |
| 05/22/2013 | CN202949369U Stabilized voltage supply with properties of simpleness and applicability |
| 05/22/2013 | CN202949361U DC-DC converting circuit with line loss compensation |
| 05/22/2013 | CN202949358U Power circuit structure capable of reducing noises generated at voice terminal |
| 05/22/2013 | CN202949357U 高功率因数变换器 High power factor converter |
| 05/22/2013 | CN202949356U Electrifying cushion protection circuit |
| 05/22/2013 | CN202949355U Circuit for achieving transmitter-receiver (TR) module power source timing sequence switching by optical coupler |
| 05/22/2013 | CN202949354U Variable-frequency drive control loop terminal |
| 05/22/2013 | CN202949353U Power supply module used for large-power pulse stepping modulated high-voltage power supply |
| 05/22/2013 | CN202949352U Movable agricultural frequency converter |
| 05/22/2013 | CN202949351U Copper bar installation structure of parallel connection switching tube module |
| 05/22/2013 | CN202949350U Agricultural frequency converter |
| 05/22/2013 | CN202949349U Agricultural frequency converter |
| 05/22/2013 | CN202949348U Agricultural frequency converter |
| 05/22/2013 | CN202949347U Module power unit and current transformer |
| 05/22/2013 | CN202949346U Electric instrument |
| 05/22/2013 | CN202949266U 智能充电机 Smart charger |
| 05/22/2013 | CN103119840A Bidirectional DC converter |
| 05/22/2013 | CN103117734A Peak detection circuit, input feed-forward compensating circuit and power factor correction circuit |
| 05/22/2013 | CN103117670A Novel direct current (DC)/ (alternating current) AC inverter based on BUCK-BOOST circuit |
| 05/22/2013 | CN103117668A Simplified five-phase and three-level voltage source inverter and vector control method thereof |
| 05/22/2013 | CN103117664A Three-phase light-emitting diode (LED) illumination high performance rectification power supply device |
| 05/22/2013 | CN103117663A Single-cycle control three-phase PWM (pulse-width modulation) rectification method by injection of virtual current |
| 05/22/2013 | CN103117660A 高压输入电源系统 High voltage input supply system |
| 05/22/2013 | CN103117656A Voltage surge standing protection circuit and switching power supply with same |
| 05/22/2013 | CN103117655A Emi frequency spreading method for switching power converter |
| 05/22/2013 | CN103117654A Active power-factor correction circuit and related controller |
| 05/22/2013 | CN103117653A Sampling device and method of bridgeless positive feedback circuit (PFC) system |
| 05/22/2013 | CN103117652A Thermistor-based single-phase rectifier soft power on circuit |
| 05/22/2013 | CN103117651A Thermistor-based three-phase rectifier soft power on circuit |
| 05/22/2013 | CN103117650A Quasi Z source inverter |
| 05/22/2013 | CN103117649A Method and device of starting circuit control with zero power consumption |
| 05/22/2013 | CN103117648A Double-channel high-frequency power supply absorbing network |
| 05/22/2013 | CN103117647A High-precision low-side current limiting circuit |
| 05/22/2013 | CN103117646A Suppression method for frequency converter direct current overvoltage and suppression device for frequency converter direct current overvoltage |
| 05/22/2013 | CN103117645A Buck converter with inductor-diode (LD) network |
| 05/22/2013 | CN103117644A Parallel control system and parallel control method for inverters |
| 05/22/2013 | CN103117643A Power supply control circuit for optical network unit |
| 05/22/2013 | CN103117642A Control system and method of liquid level control (LLC) resonant converter |
| 05/22/2013 | CN103116392A Multi-displayer centralized power supply system |
| 05/22/2013 | CN102449897B Method and apparatus for electrical bus centering |
| 05/22/2013 | CN102097923B Driving circuit with zero turn-off current and driving method thereof |
| 05/22/2013 | CN101657958B Control arrangement for a resonant mode power converter |
| 05/22/2013 | CN101574757B Control system of ultrasonic welding machine |
| 05/22/2013 | CN101369772B Circuit and method for implementing two operating status |
| 05/22/2013 | CA2794880A1 Method for operating a converter and a switching cell and a converter |
| 05/18/2013 | CA2794873A1 Power system controlling and monitoring power semiconductor devices emplloying two serial signals |
| 05/16/2013 | WO2013068817A1 Dynamic power factor correction and dynamic control for converter in power supply |
| 05/16/2013 | WO2013067957A1 An output over-voltage protection circuit for power factor correction |
| 05/16/2013 | WO2012074902A3 Dynamic conversion of variable voltage dc to ac |
| 05/16/2013 | WO2012028640A3 Electrical power supply assembly for drive units of rail vehicles |
| 05/16/2013 | US20130121043 Harmonic cancelling interphase magnetic device |
| 05/16/2013 | DE102012219646A1 Halbleitervorrichtung, die eine an ein Halbleiterschaltelement angelegte Spannung misst A semiconductor device, which measures a voltage applied to a semiconductor switching element voltage |
| 05/16/2013 | DE102012101666B3 Power semiconductor modular system, has assembly segment and adjustment segment undetachably connected when undercut connection is not formed during positioning of two semiconductor modules relative to each other |
| 05/15/2013 | EP2592739A1 Power converter provided with a controlled current source using a normally closed field-effect transistor |
| 05/15/2013 | EP2592738A2 Method and apparatus for implementing a power converter input terminal voltage discharge circuit |
| 05/15/2013 | EP2592737A2 Method and apparatus for implementing a power converter input terminal voltage discharge circuit |
| 05/15/2013 | EP2592736A2 System and method for managing DC link switching harmonics |
| 05/15/2013 | EP2592735A1 System for managing dc link switching harmonics |
| 05/15/2013 | EP2591544A1 Static converter having a redundant structure |
| 05/15/2013 | EP2591532A1 Control device and method for controlling an ac motor |
| 05/15/2013 | CN202941026U LED lamp with lightning-stroke resistant and automatic temperature-control function |
| 05/15/2013 | CN202941025U LED lamp with lightning-stroke resistant and automatic temperature-control function |
| 05/15/2013 | CN202941020U LED lamp with anti-lighting, temperature controlling and dimming functions |
| 05/15/2013 | CN202941019U LED lamp with anti-lighting, temperature controlling and dimming functions |
| 05/15/2013 | CN202940738U Triple phase-shift single-phase rectifier circuit |
| 05/15/2013 | CN202940727U Power supply circuit and liquid crystal display television |
| 05/15/2013 | CN202940726U Common-mode current suppression circuit |
| 05/15/2013 | CN202940725U Anti-start current damage sampling resistor circuit of average current PFC |
| 05/15/2013 | CN202940724U Alternating current electromagnetic interference filter circuit |
| 05/15/2013 | CN202940723U Control circuit of power unit |
| 05/15/2013 | CN202940722U Dynamic/static voltage-sharing circuit with voltage overshoot threshold limit for series connection of IGBTs |
| 05/15/2013 | CN202940721U CRH380BL traction converter cooling system |
| 05/15/2013 | CN103107719A System and method of reducing electromagnetic interference by adjusting switching process |
| 05/15/2013 | CN103107708A Resonant converting circuit and resonant controller |
| 05/15/2013 | CN103107707A Resonant converting circuit and resonant controller |
| 05/15/2013 | CN103107698A Multi-level active network boost converter |
| 05/15/2013 | CN103107692A Sampling site circuit of power-factor correction circuit |
| 05/15/2013 | CN103107691A Simple method for eliminating turn-off loss of diode in metal oxide semiconductor (MOS) switch tube |
| 05/15/2013 | CN103107690A Power supply with integrated voltage clamp and current sink |
| 05/15/2013 | CN103107689A Cascading transducer and power unit and bypass module of power unit |
| 05/15/2013 | CN103107688A System and method for real-time signal sampling of power source transformation system |