| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
|---|
| 06/20/2012 | CN102510210A Multifunctional anti-electromagnetic interference (EMI) filter |
| 06/20/2012 | CN102510209A Digital power factor correction controller adopting time division multiplex analog-to-digital (A/D) converter |
| 06/20/2012 | CN102510208A LR (low-rate) network buffer of neutral beam high-voltage pulse power supply |
| 06/20/2012 | CN102510207A Short-circuit protection method for buffer output of DC/DC (Direct-Current/Direct-Current) power supply converter and buffer output circuit |
| 06/20/2012 | CN102510206A Coupling peak absorption circuit at input end of motor |
| 06/20/2012 | CN102510205A Wide-range input direct-current rectification filter circuit |
| 06/20/2012 | CN102510204A Insulated gate bipolar transistor (IGBT) half-bridge power module |
| 06/20/2012 | CN102510203A Converter device of MW (Megawatt) excitation wind power unit |
| 06/20/2012 | CN102510042A Power supply protection device for acquisition terminal |
| 06/20/2012 | CN101640482B Electrification overshoot voltage inhibitor for power supply regulator |
| 06/20/2012 | CN101640407B Power supply conversion device and method thereof |
| 06/20/2012 | CN101595629B Relief circuit |
| 06/20/2012 | CN101534060B Switching control circuit for multi-channels and multi-phases power converter |
| 06/20/2012 | CN101447739B Three-phase AC power switching circuit |
| 06/19/2012 | US8203400 Broadband filter |
| 06/19/2012 | US8203292 Controller of multi-phase electric motor |
| 06/14/2012 | WO2012077187A1 Power converter |
| 06/14/2012 | WO2011104101A3 Circuit arrangement for the charging of vehicle batteries in a vehicle and associated method |
| 06/14/2012 | US20120146584 Method and circuit for energizing an electrical device |
| 06/14/2012 | DE112008003666B4 Magnetenergie-Wiederherstellschalter mit Schutzschaltung Magnetic energy recovery switch with protective circuit |
| 06/14/2012 | DE10356468B4 Umrichtvorrichtung und Umrichtsystem, das die Umrichtvorrichtung aufweist And Umrichtsystem converter apparatus, comprising the converter apparatus |
| 06/14/2012 | DE102010063046A1 Method for determining delays between generation of switching command and/or edge of control signal and associated switching moment of semiconductor switch, involves determining switch-on delay and/or switch-off delay of switch |
| 06/14/2012 | DE102010063041A1 Generatorvorrichtung mit verbesserter Verpolfestigkeit Generator apparatus with improved polarity reversal |
| 06/14/2012 | DE102010062921A1 Circuit device for operating electric drive motor for e.g. washing machine, has control circuit enabling switching of switch between open and bypass positions, where control circuit measures electrical alternating voltage at tap nodes |
| 06/14/2012 | DE102010054005A1 Electrical device e.g. frequency converter for switching power supply, has common-mode rejection choke to avoid saturation of magnetically effective core when pulse duration in starting phase is larger than that in steady operation phase |
| 06/13/2012 | EP2463995A2 Fault tolerant synchronous rectifier PWM regulator |
| 06/13/2012 | EP2463993A2 Switching power supply and display device provided with same |
| 06/13/2012 | EP2462689A1 Rectifier-bridge circuit |
| 06/13/2012 | EP2462687A1 Converter with reactive power compensation |
| 06/13/2012 | EP1222727B1 Control of extinction angle for a line-commutated converter |
| 06/13/2012 | CN202276501U Constant current LED power supply not having high-voltage electrolytic capacitor |
| 06/13/2012 | CN202276293U 一种输出功率恒定的智能开关电源 An output power constant intelligent switching power supply |
| 06/13/2012 | CN202276291U 低谐波中频电源 Low harmonic frequency power supply |
| 06/13/2012 | CN202276289U 本质安全输出准z源开关变换器 Intrinsically safe source switching converter output quasi-z |
| 06/13/2012 | CN202276287U 在脉宽调制控制中补偿死区时间的控制系统 Compensation for dead time control pulse width modulation control system |
| 06/13/2012 | CN202276286U 一种有效的双输出电源纹波系数控制电路 An effective dual output power supply ripple coefficient control circuit |
| 06/13/2012 | CN202276285U 一种用于程控交换机的电源滤波电路 A power supply filter circuit PBX |
| 06/13/2012 | CN202276284U 电力用交直流一体化电源设备 AC and DC power with integrated power supply |
| 06/13/2012 | CN202276283U 一种电梯用防爆变频器散热系统 An elevator explosion inverter cooling system |
| 06/13/2012 | CN202276282U 三电平变频水冷单元外壳 Three-level inverter water-cooled unit housing |
| 06/13/2012 | CN202276281U 便于拆装的防尘装置 Easy removal of dust device |
| 06/13/2012 | CN202276280U 串联式高压变频器的控制柜柜体设计 Control cabinet cabinet design tandem high-voltage inverter |
| 06/13/2012 | CN202276279U 一种适应谐振槽路参数变化的柔性开关电路 An adaptation of the resonant tank circuit parameters flexible switching circuit |
| 06/13/2012 | CN202276278U 一种水冷式变频器 One kind of water-cooled inverter |
| 06/13/2012 | CN202276277U 变频柜防冷凝装置 Frequency counter anti-condensation device |
| 06/13/2012 | CN202275686U Common mode inductor, common mode filter and switching mode power supply electromagnetic compatibility circuit |
| 06/13/2012 | CN102498668A Gate drive circuit |
| 06/13/2012 | CN102498650A Starting up a dc/dc converter having a high-frequency transformer |
| 06/13/2012 | CN102497701A Power factor correction circuit for reducing harmonic distortion of LED (light-emitting diode) drive circuit |
| 06/13/2012 | CN102497700A Power factor correction method for LED (light-emitting diode) lighting |
| 06/13/2012 | CN102497699A Method for adjusting brightness of LED (light emitting diode) illuminating lamp and LED driving circuit for PF (power factor) light dimming function |
| 06/13/2012 | CN102497126A Fan converter power unit driving circuit |
| 06/13/2012 | CN102497107A Switch power supply and control circuit of switch power supply |
| 06/13/2012 | CN102497096A DC/DC converter for preprocessing direct-voltage under-voltage surges |
| 06/13/2012 | CN102497095A Power-factor correction (PFC) topology of uninterrupted power supply |
| 06/13/2012 | CN102497094A Work frequency three-phase three-switch three-level power factor correction circuit and control method thereof |
| 06/13/2012 | CN102497093A Output over-voltage protection circuit for power factor corrector |
| 06/13/2012 | CN102497092A Zero current turning-on and zero current cutoff synchronous rectification control circuit |
| 06/13/2012 | CN102497091A Three-phase inverter fault tolerance circuit used for electric vehicle |
| 06/13/2012 | CN102497090A Frequency converter charging circuit |
| 06/13/2012 | CN102497089A Alternating current power supply purifier |
| 06/13/2012 | CN102497088A Adaptive series circuit with metal oxide semiconductor (MOS) transistors |
| 06/13/2012 | CN102497087A Power switch tube protection circuit |
| 06/13/2012 | CN102497086A Parallel current-equalizing circuit |
| 06/13/2012 | CN102497060A Frequency conversion device mounting structure of submersible pump |
| 06/13/2012 | CN102496999A Parallel solar power supply circuit |
| 06/13/2012 | CN102496924A Modeling method and system for correcting and predicting arc extinguishing angle |
| 06/13/2012 | CN101951161B Control system for suppressing current oscillation and distortion of three phase-single phase matrix converter |
| 06/13/2012 | CN101895208B Power supplier for negative pressure load |
| 06/13/2012 | CN101860197B Chaotic spread spectrum method for switched reluctance motor system |
| 06/13/2012 | CN101795055B Cooling device and cooling method for convertor and convertor |
| 06/13/2012 | CN101753007B H bridge circuit with energy supplementary circuit and control method thereof |
| 06/13/2012 | CN101699734B Method for derating in overheating and over-voltage protection of big power switch power supply |
| 06/13/2012 | CN101615858B Power conversion unit |
| 06/13/2012 | CN101399503B Switching circuit having low threshold voltage |
| 06/13/2012 | CN101263646B Method for controlling, operating electric transmission system, and corresponding electric transmission system |
| 06/13/2012 | CN101039079B Apparatus and method for supplying DC power source |
| 06/12/2012 | US8199541 High efficiency bridgeless PFC power converter |
| 06/12/2012 | CA2757135A1 Synchronous rectified switch with auto fault clearing |
| 06/11/2012 | CA2756901A1 Synchronous rectified pwm regulator with auto fault clearing |
| 06/07/2012 | WO2012074902A2 Dynamic conversion of variable voltage dc to ac |
| 06/07/2012 | WO2012072367A2 Variable speed drive provided with a common-mode filtering device |
| 06/07/2012 | WO2012072317A1 Inverter arrangement and method for detecting a bridge short in a half-bridge branch of an inverter |
| 06/07/2012 | WO2012051704A9 A power module for converting dc to ac |
| 06/07/2012 | WO2012025395A3 Circuit configuration for operating a household appliance and corresponding method |
| 06/07/2012 | WO2012013414A3 Charging system for an energy store |
| 06/07/2012 | WO2012005604A3 Power factor control of a cyclo-converter |
| 06/07/2012 | WO2011085837A3 Method for fault recognition in an electric motor actuated by an inverter in a motor vehicle, and device for monitoring an operation of the electric motor |
| 06/07/2012 | US20120140415 Data center |
| 06/06/2012 | EP2461476A1 Method for operating an inverter |
| 06/06/2012 | EP2461469A2 Active rectification control |
| 06/06/2012 | EP2461468A1 Power supply apparatus and method to control the same |
| 06/06/2012 | EP2461467A1 Power converter with controlled current source |
| 06/06/2012 | EP2460265A1 Converter with active fault current limitation |
| 06/06/2012 | EP2460262A1 Power supply |
| 06/06/2012 | DE102011086407A1 Leistungshalbleitermodul The power semiconductor module |
| 06/06/2012 | DE102011080064A1 Leistungsmodul für einen Inverter Power module for an inverter |
| 06/06/2012 | DE102010062377A1 Wechselrichteranordnung und Verfahren zum Detektieren eines Brückenkurzschlusses in einem Halbbrückenzweig eines Wechselrichters Inverter assembly and method for detecting a bridge short circuit in a half bridge arm of an inverter |
| 06/06/2012 | DE102010062242A1 Multiphasenwandler Multi-phase converter |
| 06/06/2012 | DE102010062240A1 Multiphasenwandler Multi-phase converter |