| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 03/25/2009 | CN101394130A Power supply control apparatus |
| 03/25/2009 | CN101394127A Voltage adjustment module design system and method |
| 03/25/2009 | CN101394126A Power supply device having concealed electric power plug |
| 03/25/2009 | CN101394091A Voltage feedback single-stage power factor calibrating circuit |
| 03/25/2009 | CN101391336A Embedded digitization controlled tube-plate all-position automatic welding inverter |
| 03/25/2009 | CN100472933C Global closed loop control system with DV/DT control and EMI/switching loss reduction |
| 03/25/2009 | CN100472932C Temperature monitoring method and device of parallel-connected inverter modules |
| 03/25/2009 | CN100472931C Inverter controlling apparatus for driving motor and air conditioner using the same |
| 03/25/2009 | CN100472921C Active common mode EMI filter |
| 03/25/2009 | CN100472920C High-reliability control circuit for full-bridge phase-shift zero-voltage zero-current switching power supply |
| 03/25/2009 | CN100472909C Overheat protection device |
| 03/24/2009 | US7508690 Monitoring and control device and bridge module therefor |
| 03/24/2009 | US7508685 Stabilized power supply |
| 03/24/2009 | US7508668 Electric power converter and mounting structure of semiconductor device |
| 03/24/2009 | CA2435334C Three terminal noninverting transistor switch |
| 03/24/2009 | CA2407061C A stationary induction machine and a cable therefor |
| 03/19/2009 | WO2009033574A1 System for pre-charging a reservoir capacitor by means of a supply voltage and corresponding method |
| 03/19/2009 | WO2009003834A3 Device for converting an electric current |
| 03/19/2009 | US20090072754 Dc-ac converter, controller ic therefor, and electronic apparatus utilizing such dc-ac converter |
| 03/19/2009 | DE10222777B4 Halbleitereinrichtung Semiconductor device |
| 03/19/2009 | DE102007043769A1 Gerät, Verfahren zur Adressierung, Umrichter und Verfahren zur sicheren Datenübertragung Device, method of addressing, converter and method for secure data transfer |
| 03/18/2009 | EP2036193A2 Method for operating a resonant power converter |
| 03/18/2009 | EP2036191A2 Method, system, amd apparatus for controlling an electric motor |
| 03/18/2009 | EP1658669A4 Apparatus for noise current reduction in power converters |
| 03/18/2009 | CN201210665Y Energy-saving electrical appliance set for field oil pumping machine |
| 03/18/2009 | CN201210650Y 逆变器 Inverter |
| 03/18/2009 | CN201210647Y Switched mode power supply component for power amplifier |
| 03/18/2009 | CN201210646Y Inverter for emergency power source |
| 03/18/2009 | CN201210617Y Container wharf DC grid power supply system suppressing short circuit current |
| 03/18/2009 | CN101390289A Power supply control device |
| 03/18/2009 | CN101389856A Energy supply for a blade adjustment device pertaining to a wind energy installation |
| 03/18/2009 | CN101388643A Power inverter module thermal management |
| 03/18/2009 | CN101388614A Arc welding inversion controlling method based on DSP chip |
| 03/18/2009 | CN101388613A DSP power source controlling method applied on welding machine |
| 03/18/2009 | CN101388603A Method and apparatus for regulating power source voltage |
| 03/18/2009 | CN101388602A Switching power supply |
| 03/18/2009 | CN101388601A High power factor correcting circuit |
| 03/18/2009 | CN101388600A Component combined switch electric power driving module and application concept |
| 03/18/2009 | CN101388599A Space vector pulse modulation FPGA implementing method based on three parameters |
| 03/18/2009 | CN101388598A Filter apparatus and power converter to which the filter apparatus is connected |
| 03/18/2009 | CN101388597A Filter apparatus and power converter to which the filter apparatus is connected |
| 03/18/2009 | CN101388596A Low-pass filter |
| 03/18/2009 | CN101388595A PWM pulse controller |
| 03/18/2009 | CN101388386A Automotive power inverter with reduced capacitive coupling |
| 03/18/2009 | CN101388369A Pressure contact three-phase converter module |
| 03/18/2009 | CN101388302A Circuit system with supply voltage for driving an electromechanical switch |
| 03/18/2009 | CN101387692A Power converter with degraded component alarm |
| 03/18/2009 | CN101387691A Health monitoring for power converter components |
| 03/18/2009 | CN101387690A Health monitoring of power converter fans and electric motors |
| 03/18/2009 | CN101387668A Health monitoring for power converter capacitors |
| 03/18/2009 | CN101386099A Soft-switch invert welding power numerical control method of electric welding machine |
| 03/18/2009 | CN101386098A Micro-controller control method of soft-switch invert welding source of electric welding machine |
| 03/18/2009 | CN100471056C Transmission line type noise filter with weak heating performance |
| 03/18/2009 | CN100471022C Method for DC transmission engineering intra-valve hall converter transformer wiring method |
| 03/18/2009 | CN100471021C A complementary output drive control method with high resolution, frequency conversion and adjustable phase |
| 03/18/2009 | CN100471017C Power factor improving circuit |
| 03/18/2009 | CN100471016C Three phase rectifying bridge DC side parallel type active electric power filter |
| 03/18/2009 | CN100471015C Power conversion apparatus |
| 03/18/2009 | CN100470983C NMOS battery reverse protection |
| 03/18/2009 | CN100470656C Method and apparatus for generating oscillating clock signal |
| 03/17/2009 | US7505293 Device and method for controlling electric power converter |
| 03/17/2009 | US7505292 Device and method for controlling an electric power converter |
| 03/17/2009 | US7504810 Apparatus and method for generating a spread-spectrum clock for a switching regulator |
| 03/17/2009 | US7504793 DC motor driving method for reducing adverse RF interferences and application to a vehicle lighting or signaling device |
| 03/12/2009 | WO2009030727A1 Electronic component having receiving and actuating unit, particularly a wireless control contact |
| 03/12/2009 | WO2004042793A3 One cycle control pfc boost converter ic with inrush current limiting, fan motor speed control |
| 03/12/2009 | US20090066265 Inverter |
| 03/12/2009 | DE202008014094U1 Frequenzumrichter Frequency |
| 03/12/2009 | DE202008000949U1 Aus einer elektronischen Schaltung und einer Kühleinheit bestehende Vorrichtung Consisting of an electronic circuit device and a cooling unit |
| 03/12/2009 | DE102008040674A1 Schaltung und Verfahren zum Schalten von Wechselspannungen Circuit and method for switching AC voltages |
| 03/12/2009 | DE102007040783A1 Verfahren zur Ansteuerung von nichtlinearen Lastelementen A method for controlling non-linear load elements |
| 03/11/2009 | EP2034602A1 Power converter |
| 03/11/2009 | CN201207629Y Wind electricity generation system having power factor adjustment |
| 03/11/2009 | CN201207614Y Full load flexible switch power supply control circuit |
| 03/11/2009 | CN201207613Y Electric power converting device |
| 03/11/2009 | CN201207582Y 多输入电力切换电路 Multi-input power switching circuit |
| 03/11/2009 | CN201207566Y Short circuit protection circuit in inverter |
| 03/11/2009 | CN201207393Y Large power self-cooling thyratron transistor valve and vehicle for mounting |
| 03/11/2009 | CN101385397A Circuit arrangement for providing an operating DC voltage |
| 03/11/2009 | CN101385225A Power converter provided with bus bar |
| 03/11/2009 | CN101383604A Switching control system and motor driving system |
| 03/11/2009 | CN101383603A Controllable stochastic jitter oscillator circuit |
| 03/11/2009 | CN101383587A Method and apparatus for active voltage control of electric motors |
| 03/11/2009 | CN101383563A SPWM controller based on FPGA |
| 03/11/2009 | CN101383555A Single-phase inversion synthesizing three-phase high power factor converting power source |
| 03/11/2009 | CN101383554A Common mode/differential mode electromagnetic interference noise separating network |
| 03/11/2009 | CN100468958C Power management method and unit |
| 03/11/2009 | CN100468947C AC motor matrix type controller with DC excitation function |
| 03/11/2009 | CN100468937C Electric motor drive |
| 03/11/2009 | CN100468931C Voltage boosting type consecutive power factor correcting device and method of average electric current control mode |
| 03/11/2009 | CN100468930C Magnetic bead selection method for preventing electromagnetic interference power filter |
| 03/11/2009 | CN100468929C Driving device |
| 03/10/2009 | US7502238 Rectifier for reducing current harmonics from unbalanced source |
| 03/10/2009 | US7502235 Output power limit for a switching mode power converter by a current limit signal having a multi-slope waveform |
| 03/10/2009 | US7502233 DC power supply using either AC or DC input for both |
| 03/05/2009 | WO2009029165A1 Ripple current reduction circuit |
| 03/05/2009 | WO2009028954A1 Power supply system for converting an ac voltage to a dc voltage |
| 03/05/2009 | WO2009027523A1 Multi-channel dc controller operating independently of output power in critical conduction mode |
| 03/05/2009 | US20090059637 Inverter device having separated module terminal |
| 03/05/2009 | US20090059636 Power adapter having an electricity storing capability |