| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 01/02/2013 | CN101707432B Electric power switching device and abnormal test method thereof |
| 01/02/2013 | CN101673999B Reduction of semiconductor stresses |
| 01/02/2013 | CN101513870B Method and apparatus for monitoring a thermal management system of an electro-mechanical transmission |
| 01/02/2013 | CN101320942B Method for controlling frequency converter unit, and frequency converter assembly |
| 01/01/2013 | US8345458 Semiconductor device |
| 01/01/2013 | US8345451 DC to AC converter that generates the sine wave from the pulse width modulated signal |
| 12/27/2012 | WO2012178056A2 Scalable single-stage differential power converter |
| 12/27/2012 | WO2012125590A3 Method and apparatus for controlling lcl converters using asymmetric voltage cancellation techniques |
| 12/27/2012 | WO2012098394A3 Interconnection for connecting a switched mode inverter to a load |
| 12/27/2012 | WO2012094518A3 Mobile device adapter and charger |
| 12/27/2012 | WO2012072367A3 Variable speed drive provided with a common-mode filtering device |
| 12/27/2012 | DE19634186B4 Netzgeführte Thyristorbrücke Line-commutated thyristor |
| 12/26/2012 | EP2538541A1 Method for stability and dimming of luminosity of lamps and illumination bodies having LED elements |
| 12/26/2012 | EP2538537A2 Digital peak input voltage detector for a power converter controller |
| 12/26/2012 | EP2538533A1 Switched mode power supply |
| 12/26/2012 | EP2538515A1 Multi-input current limited voltage regulator and method thereof |
| 12/26/2012 | EP2537239A2 3-stage pulse width modulation inverter with discharge network |
| 12/26/2012 | EP2537155A2 Power switch with active snubber |
| 12/26/2012 | CN202634816U Small-size low-electromagnetic-interference LED (light emitting diode) driving power supply |
| 12/26/2012 | CN202634805U LED fluorescent lamp power supply |
| 12/26/2012 | CN202634346U Switch reluctance motor power converter based on IPM (Intelligent Power Module) |
| 12/26/2012 | CN202634311U Rectifier for electronic labels |
| 12/26/2012 | CN202634307U Rectifier power supply and device with inductive load |
| 12/26/2012 | CN202634300U Direct-current power supply powered by current transformer |
| 12/26/2012 | CN202634299U Switching power supply apparatus |
| 12/26/2012 | CN202634298U Low-harmonic current continuous three-phase rectifying circuit in mutual inductance energy feedback manner |
| 12/26/2012 | CN202634294U Frequency converter for energy-saving power generator for drilling |
| 12/26/2012 | CN202634287U Half-bridge circuit structure |
| 12/26/2012 | CN202634285U Power supply circuit and electronic equipment |
| 12/26/2012 | CN202634282U High power factor low current ripple low-power switching power supply |
| 12/26/2012 | CN202634277U Redundance ultra-long life switch power supply |
| 12/26/2012 | CN202634269U Low-voltage wide-range input power circuit |
| 12/26/2012 | CN202634267U Low-interference switch transformer structure |
| 12/26/2012 | CN202634266U Protection device for frequency converter |
| 12/26/2012 | CN202634265U Optimized circuit of air-cooling frequency converter for thermal power plant |
| 12/26/2012 | CN202634264U Frequency converter brake unit protection circuit |
| 12/26/2012 | CN202634263U Protection circuit of switching power supply |
| 12/26/2012 | CN202634262U One-phase bridge rectification filter circuit |
| 12/26/2012 | CN202634261U Low stray inductance structure in electronic equipment |
| 12/26/2012 | CN202634260U EMI power supply filter |
| 12/26/2012 | CN202634259U Alternating current and direct current dual-purposed power supply control circuit |
| 12/26/2012 | CN202634258U Pulse width modulation (PWM) interface circuit for driving inverting power module |
| 12/26/2012 | CN202634257U Parallel drive circuit of high-power frequency converter |
| 12/26/2012 | CN202634256U Reference voltage current circuit with ultra-low temperature sensitivity and switching power supply using same |
| 12/26/2012 | CN202634255U 同步整流电路 Synchronous rectifier circuit |
| 12/26/2012 | CN202634254U Controllable power driver module |
| 12/26/2012 | CN202634253U Frequency converter with layered structure |
| 12/26/2012 | CN202634252U Modularization power unit and transducer |
| 12/26/2012 | CN202634251U Frequency converter with capacitor sleeves |
| 12/26/2012 | CN202634250U Frequency converter |
| 12/26/2012 | CN202634249U Mine-used frequency converter |
| 12/26/2012 | CN202634248U Data acquisition frequency converter |
| 12/26/2012 | CN202634247U Frequency converter unit |
| 12/26/2012 | CN202634246U 变频器 Drive |
| 12/26/2012 | CN202634245U Outer shell of frequency converter |
| 12/26/2012 | CN202634244U Casing of frequency converter |
| 12/26/2012 | CN202634243U Frequency converter device |
| 12/26/2012 | CN202634242U Frequency converter control panel |
| 12/26/2012 | CN202634241U High voltage frequency conversion apparatus with wireless remote control function |
| 12/26/2012 | CN202634029U Intelligent charger |
| 12/26/2012 | CN202633912U Rectifier of high-frequency interface in electronic label |
| 12/26/2012 | CN202633698U Direct-current busbar and mounting structure thereof |
| 12/26/2012 | CN1855682B Free wheeling mosfet control circuit for pre-biased loads |
| 12/26/2012 | CN102844975A 泄漏电流降低装置 Leakage current reduction means |
| 12/26/2012 | CN102844973A Power converter device |
| 12/26/2012 | CN102843808A Constant current driver of light emitting diode |
| 12/26/2012 | CN102843050A Method and circuit for improving system output characteristics of switch power supply |
| 12/26/2012 | CN102843039A Control circuit and constant current source circuit with same |
| 12/26/2012 | CN102843038A DC/DC (direct current/direct current) changer |
| 12/26/2012 | CN102843037A Paralleled power converters with auto-stagger start-up |
| 12/26/2012 | CN102843026A Active power factor correction (PFC) control circuit based on complex programmable logic device (CPLD) |
| 12/26/2012 | CN102843025A Control circuit, control method, and power supply system for power factor correction (PFC) circuit |
| 12/26/2012 | CN102843024A Method and device for controlling parallel interleaving parallel feedback circuit (PFC) |
| 12/26/2012 | CN102843023A Controlling circuit of transistor |
| 12/26/2012 | CN102843022A System and method for suppressing repeat start of photovoltaic inverter |
| 12/26/2012 | CN102843021A Peak suppression circuit and multiphase booster circuit with same |
| 12/26/2012 | CN102843020A Method for inhibiting second harmonic current of preceding-stage inverter of two-stage inverter and control circuit of preceding-stage inverter of two-stage inverter |
| 12/26/2012 | CN102843019A Filter circuit |
| 12/26/2012 | CN102843018A Integral-variable bicirculating mapping pulse width modulation method of modularized multi-level converter |
| 12/26/2012 | CN102841522A Power supply module and image forming apparatus including same |
| 12/26/2012 | CN102097941B Dual PWM (pulse width modulation) integrated gate commutated thyristor three-level power cabinet |
| 12/26/2012 | CN102064683B Wide voltage input and invariable voltage output power supply module |
| 12/26/2012 | CN102005948B Method for correcting and rectifying three-phase active power factors |
| 12/26/2012 | CN101944838B Current state judging and dead zone compensating method based on IGBT (Insulated Gate Bipolar Translator) drive chip short-circuit protection |
| 12/26/2012 | CN101594047B Simple power-on surge suppression circuit |
| 12/26/2012 | CN101330254B 行频率开关调整器 Line frequency switching regulator |
| 12/25/2012 | US8339823 Voltage source converter |
| 12/25/2012 | US8338983 SSPC for AC power distribution |
| 12/21/2012 | CA2779179A1 Linear transformer power supply |
| 12/20/2012 | WO2012171995A1 Fast bypass device |
| 12/20/2012 | WO2012171938A2 Power transistor gate driver |
| 12/20/2012 | WO2012171891A1 Triggering circuit for thyristor and fast bypass device |
| 12/20/2012 | WO2012101234A3 Switched dc/dc boost power stage with linear control-to-output conversion ratio, based on a ramp-modulated pwm generator |
| 12/20/2012 | DE102011106632A1 Wechselrichter mit Überwachung des Feuchtezustandes und Betriebsverfahren Inverter with monitoring of moisture condition and operating procedures |
| 12/20/2012 | DE102011104441A1 Schaltnetzteil, Betriebsverfahren und Verwendung eines Schaltnetzteils in einem Computer Switching power supply, operating procedures and use of a switching power supply in a computer |
| 12/19/2012 | EP2536018A1 DC-AC converter with a plurality of inverters connected in parallel and method |
| 12/19/2012 | EP2536017A2 Snubber-circuit for internal switches of neutral-point-clamped three-level inverter |
| 12/19/2012 | EP2536011A1 Method and apparatus to control a power factor correction circuit |
| 12/19/2012 | EP2536010A2 Power generating circuit and switching circuit |
| 12/19/2012 | CN202617034U Inverter |