| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 07/25/2012 | CN202353460U Controllable voltage-stabilizing steady flow bipolarity current source |
| 07/25/2012 | CN202353458U Power circuit for inter range instrumentation group-B (IRIG-B)-code-based real-time clock display system |
| 07/25/2012 | CN202353457U Protection circuit for suppressing power-supply voltage dip |
| 07/25/2012 | CN202353456U Electromagnetic interference filter with good shielding and overcurrent protection function |
| 07/25/2012 | CN202353455U Control device for multiple switching power supplies and multi-switching-power-supply system comprising control device |
| 07/25/2012 | CN202353454U Ageing power supply |
| 07/25/2012 | CN202353453U Loss-free transducer soft-start device |
| 07/25/2012 | CN202353452U Passive discharge circuit at input terminal of inverter |
| 07/25/2012 | CN202353451U Crowbar-protecting and fault-detecting device of double-fed converter |
| 07/25/2012 | CN202353450U Active filter compensation capacitor charging device |
| 07/25/2012 | CN202353449U High-voltage frequency converter |
| 07/25/2012 | CN202353448U High-power alternating current voltage controlled power supply for mutual inductor comprehensive parameter tester |
| 07/25/2012 | CN202353447U Multipurpose high direct voltage generator |
| 07/25/2012 | CN202353446U Serial port electric larceny circuit |
| 07/25/2012 | CN202353445U Current transformer power supply applied to intelligent switch |
| 07/25/2012 | CN202353444U 50KVA AC (alternate current) voltage regulation multi-gear laminated power supply controller |
| 07/25/2012 | CN202353443U Outdoor movable high-voltage frequency converter |
| 07/25/2012 | CN202353442U Combined rectifier bridge arm |
| 07/25/2012 | CN202353441U Non-inductive bus for inverter |
| 07/25/2012 | CN202353440U Heat pipe radiator for inverters |
| 07/25/2012 | CN202353439U Frequency converter and shell body thereof |
| 07/25/2012 | CN202353438U Explosion-proof and intrinsically safe speed regulating device of AC (Alternating Current) frequency converter for mine |
| 07/25/2012 | CN202353437U Modular structure of frequency converter |
| 07/25/2012 | CN202353436U Universal converter integral structure |
| 07/25/2012 | CN202353435U Inversion boost box |
| 07/25/2012 | CN202353434U Variable-flow module used for big-power variable-frequency power supply |
| 07/25/2012 | CN202353433U Combined magnetic component |
| 07/25/2012 | CN202353432U Operation panel installation base assembly |
| 07/25/2012 | CN202353431U Unit frequency converter structure |
| 07/25/2012 | CN202353430U Integrated one-piece frequency converter |
| 07/25/2012 | CN202353429U Dust preventing and heat radiating window of frequency converter |
| 07/25/2012 | CN202353428U Assembly power supply adapter |
| 07/25/2012 | CN102612800A Inverter |
| 07/25/2012 | CN102612799A Switching an inductive load |
| 07/25/2012 | CN102611348A Pulse-width modulation (PWM) output method for solving problem of nonuniform heating of bridge arm switch of single-phase full-bridge inverter circuit |
| 07/25/2012 | CN102611347A Single-phase non-isolated solar grid-connected inverter |
| 07/25/2012 | CN102611344A Inverter circuit device for photovoltaic electricity generation |
| 07/25/2012 | CN102611336A Bidirectional PWM chopping-type non-harmonic rectifying device |
| 07/25/2012 | CN102611334A Duplex double-reverse-star controllable rectifier circuit |
| 07/25/2012 | CN102611331A High-power-density onboard variable voltage rectifier |
| 07/25/2012 | CN102611330A Low-harmonic current continuous three-phase rectifying circuit in mutual inductance energy feedback manner |
| 07/25/2012 | CN102611328A Low-power consumption isolation-free DC power supply |
| 07/25/2012 | CN102611322A Secondary power system and method for suppressing voltage transient in same |
| 07/25/2012 | CN102611320A Apparatus for transferring electric power |
| 07/25/2012 | CN102611316A Flyback converter controlled constant-current output circuit and method |
| 07/25/2012 | CN102611315A Resonant switching circuit |
| 07/25/2012 | CN102611313A Power supply device |
| 07/25/2012 | CN102611298A Power factor correction circuit |
| 07/25/2012 | CN102611297A Control method for suppressing fluctuation of maximum power point of photovoltaic grid-connected inverter |
| 07/25/2012 | CN102611296A Switch switching-off triggering circuit and power factor correction circuit |
| 07/25/2012 | CN102611295A Power factor corrector |
| 07/25/2012 | CN102611294A Single-stage PFC (Power Factor Correction) circuit with integrated Cuk circuit and Flyback circuit |
| 07/25/2012 | CN102611293A Circuit for reducing repeated start frequency of auxiliary power supply of photovoltaic inverter |
| 07/25/2012 | CN102611292A Starting circuit and current source with same |
| 07/25/2012 | CN102611291A Input flyback series output-parallel circuit of single control unit |
| 07/25/2012 | CN102611290A Power supply circuit for low voltage test system of locomotive |
| 07/25/2012 | CN102611289A Instantaneous harmonic estimation and compensation type single-phase inverter power supply and control method of single-phase inverter power supply |
| 07/25/2012 | CN102611288A Three-level driving method of gallium nitride power transistor |
| 07/25/2012 | CN102611287A Method for realizing full-bridge ZVS (Zero Voltage Switch) and ZCS (Zero Current Switch) drive and circuit thereof |
| 07/25/2012 | CN102611286A High-integrated intelligent power module |
| 07/25/2012 | CN102611285A Control method for realizing multi-level carrier wave comparison PWM (Pulse Width Modulation) |
| 07/25/2012 | CN102611171A High-pressure large-current direct-current charger |
| 07/25/2012 | CN102611137A Three-phase photovoltaic inverter active anti-island method based on reactive power disturbance |
| 07/25/2012 | CN102611088A Power-on current-limiting circuit and application circuit of power-on current-limiting circuit |
| 07/25/2012 | CN101976968B Method for controlling midpoint potential of direct-current bus of three-level inverter |
| 07/25/2012 | CN101976966B Novel auxiliary inverter power supply by using zero-current soft switch technology |
| 07/25/2012 | CN101895223B Double-Cuk buck-boost output parallel-type converter |
| 07/25/2012 | CN101877549B Method for inhibiting two-stage type orthogonal inverter input current low-frequency impulse |
| 07/25/2012 | CN101834517B Method for realizing multitube series voltage sharing through single-capacitor clamping and transformer feedback energy |
| 07/25/2012 | CN101807851B Switch power supply load disturbance feedforward control circuit |
| 07/25/2012 | CN101789680B Drive circuit capable of quickly switching off depletion type switching element |
| 07/25/2012 | CN101783605B Output absorption circuit in switching power supply and switching power supply |
| 07/25/2012 | CN101783585B EMI (Electro-Magnetic Interference) reduction system |
| 07/25/2012 | CN101783578B Intelligent online detection optimizing management control method of high-frequency switch power supply, and device thereof |
| 07/25/2012 | CN101741229B Active clamping circuit, driving circuit and magnetic reset circuit |
| 07/25/2012 | CN101645663B Method for reducing EMI interference of secondary circuit |
| 07/25/2012 | CN101641859B Power supply circuit |
| 07/25/2012 | CN101478226B By-pass circuit for DC electric power preset voltage chain form voltage type inverter power unit |
| 07/25/2012 | CN101320939B Drive circuit of voltage driven element |
| 07/24/2012 | US8228700 Power conversion device |
| 07/24/2012 | US8228698 Frequency converter voltage pulse shaping device and method |
| 07/24/2012 | US8228690 DC-DC converter and power supplying system including same |
| 07/24/2012 | US8228012 Controller of multi-phase electric motor |
| 07/24/2012 | CA2763267A1 Current supply arrangement for the rectifying three-phase ac current into multi-pulse dc current |
| 07/19/2012 | WO2012096321A1 Apparatus for driving semiconductor switch element |
| 07/19/2012 | WO2012095449A2 Switching converter with improved electromagnetic compatibility (emc) |
| 07/19/2012 | WO2012064064A3 Balanced converter and magnetic energy-transmitting element for cancelling out electrical noise |
| 07/19/2012 | WO2012014086A3 Rectified sine wave detection for power factor correction circuit |
| 07/19/2012 | DE102012200490A1 System und Verfahren zum Ansteuern eines Schalttransistors System and method for driving a switching transistor |
| 07/19/2012 | DE102011008540A1 Verfahren zur Begrenzung einer Gleichrichterspannung und Schaltung hierfür Techniques to control a rectifier circuit voltage and this |
| 07/19/2012 | DE102011002866A1 Potential isolating circuit carrier assembly for power converter of e.g. passenger car, has resonance circuits that cooperate with each other for cable-free energy transmission and galvanic separation of potentials at circuit carriers |
| 07/19/2012 | DE102011002682A1 Schaltwandler mit verbesserter Elektromagnetischer Verträglichkeit (EMV) Switching converter with improved electromagnetic compatibility (EMC) |
| 07/19/2012 | DE102011002608A1 Verfahren zur Ladung eines Zwischenkreiskondensators A method for charging an intermediate circuit capacitor |
| 07/19/2012 | DE102010006437B9 Spannungswandleranordnung und Verfahren zur Spannungswandlung Voltage transducer assembly and method for voltage conversion |
| 07/19/2012 | CA2762135A1 Amplifier system for a power converter |
| 07/18/2012 | EP2477319A2 Dc-dc converter, power supply unit and an information processing apparatus |
| 07/18/2012 | EP2477318A2 Serially connected inverters and photovoltaic power generation system |
| 07/18/2012 | EP2476195A1 Dead-time generating circuit and motor control apparatus |
| 07/18/2012 | EP2476191A1 Switching device for an x-ray generator |
| 07/18/2012 | CN202340189U 一种链式静止同步补偿器中的链节控制电源 One kind of chain static synchronous compensator control supply chain links |