| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 01/30/2013 | CN102904428A Control system of controllable silicon medium frequency power supply |
| 01/30/2013 | CN102904427A Power supply system and method for restraining ripple current of power supply system |
| 01/30/2013 | CN102904426A Integrated filtering unit and four-quadrant frequency converter |
| 01/30/2013 | CN102904425A Control method and control device for supporting alternating and direct-current hybrid power supply |
| 01/30/2013 | CN102904424A Switching regulator with increased light load efficiency |
| 01/30/2013 | CN102904423A Pre-driving circuit and power module driver |
| 01/30/2013 | CN102904422A Power supply controller and power source |
| 01/30/2013 | CN102904421A High-performance rectifier diode replaced circuit |
| 01/30/2013 | CN102904420A Multi-port current transformer |
| 01/30/2013 | CN102904419A Three-phase PWM (Pulse-Width Modulation) wave FPGA (Field Programmable Gate Array) generating device |
| 01/30/2013 | CN102904418A Switching power supply device |
| 01/30/2013 | CN102904417A Adaptive modulation method for submodule capacitor voltage of modular multi-level commutation device |
| 01/30/2013 | CN102904322A Battery charging system |
| 01/30/2013 | CN102904286A Grid-connected inverter and control method thereof |
| 01/30/2013 | CN102904220A Under-voltage protection method of high-voltage half-bridge driving chip and high-voltage half-bridge circuit |
| 01/30/2013 | CN102904217A Diode-clamped three-level insulated gate bipolar translator (IGBT) drive protection circuit, diode-clamped three-level (IGBT) drive module, and diode-clamped three-level topology device |
| 01/30/2013 | CN102263515B AC-DC (alternating current-direct current) power conversion chip and power conversion circuit |
| 01/30/2013 | CN102158065B Method for controlling startup of PWM (pulse width modulation) rectifier without network side electrodynamic potential sensor |
| 01/30/2013 | CN102055304B Power connection management device |
| 01/30/2013 | CN101931318B Power supply device and power supply network system |
| 01/30/2013 | CN101860072B Multi-power parallel-combination welding power supply |
| 01/30/2013 | CN101854112B 接口电路 Interface Circuit |
| 01/30/2013 | CN101841232B Redundancy backup processing method and redundancy backup control circuit of capacitor |
| 01/30/2013 | CN101710793B High-frequency power supply device for uniformly outputting multiple groups of currents |
| 01/30/2013 | CN101673956B UPS soft start circuit and method |
| 01/30/2013 | CN101656467B Power factor correcting circuit of part of active power supplies |
| 01/30/2013 | CN101425742B DC bus bar connection construction for large power three-phase inverter |
| 01/29/2013 | US8363436 Non-dissipative start up circuit |
| 01/29/2013 | US8363435 Digital device with boot strap circuit stimulator |
| 01/29/2013 | US8363434 Interleaved bridgeless power factor corrector and controlling method thereof |
| 01/29/2013 | US8362753 Switching power supply circuit |
| 01/29/2013 | CA2783898A1 Power supply with means for increasing a voltage |
| 01/25/2013 | DE202013000425U1 Schaltungsstruktur mit erhöhter Kühlwirkung der MOS-Transistoren Circuit structure with increased cooling effect of the MOS transistors |
| 01/25/2013 | CA2783117A1 Switching power supply device |
| 01/24/2013 | WO2013013232A1 A system and method for reducing harmonic distortion |
| 01/24/2013 | WO2013012419A1 Power supply system with dynamic filtering |
| 01/24/2013 | WO2013012301A2 Apparatus for controlling surge voltage |
| 01/24/2013 | WO2013010778A1 Method for controlling harmonics and resonances in an inverter |
| 01/24/2013 | WO2012163575A3 Snubber circuit for dc-dc voltage converter |
| 01/24/2013 | DE102012106611A1 DC-DC-Wandler DC-DC converter |
| 01/24/2013 | DE102011079326A1 Verfahren und Vorrichtung zum Überwachen einer Masseverbindung Method and apparatus for monitoring a ground connection |
| 01/24/2013 | DE102008064368B4 Wenigstens teilweise auf einem Leistungszustand eines integrierten Schaltkreises basierende Versorgungsspannungssteuerung At least partially based on a power state of an integrated circuit power supply controller |
| 01/24/2013 | DE102007025398B4 Funkentstörfilter RFI |
| 01/23/2013 | EP2549635A1 Distributed power harvesting systems using DC power sources |
| 01/23/2013 | EP2549634A1 Electric power conversion apparatus |
| 01/23/2013 | EP2548297A1 Converter cell for cascaded converters, control system and method for bypassing a faulty converter cell |
| 01/23/2013 | EP2548294A2 Motor converter circuit for an electric drive motor and electric drive device having such a motor converter circuit |
| 01/23/2013 | EP2548286A2 Ac-to-dc conversion |
| 01/23/2013 | EP2547616A1 Method and device for the startup of an electric drive of an elevator |
| 01/23/2013 | CN202696950U Single-stage flyback driver based on power factor controller, and luminescent system |
| 01/23/2013 | CN202696490U Phase-sequence self-adaptive trigger circuit of three-phase fully-controlled rectifier induction heating power supply |
| 01/23/2013 | CN202696486U 5-volt (V) voltage-stabilized power supply with protecting function |
| 01/23/2013 | CN202696469U Auxiliary power supply circuit without electrolytic capacitor |
| 01/23/2013 | CN202696464U High-efficiency direct current/direct current (DC/DC) converter system |
| 01/23/2013 | CN202696463U Power supply filter capable of inhibiting overvoltage surge |
| 01/23/2013 | CN202696462U Anti-vibration power supply filter |
| 01/23/2013 | CN202696461U Soft starting circuit and switching power supply |
| 01/23/2013 | CN202696460U Voltage temporary sag protection device used for direct current load |
| 01/23/2013 | CN202696459U Anti-self-excitation voltage output circuit |
| 01/23/2013 | CN202696458U Low-loss and anti-interference power supply circuit |
| 01/23/2013 | CN202696457U Multifunctional voltage converter butt jointed with battery car |
| 01/23/2013 | CN202696456U Two-way high-voltage and high-power IGBT (Insulated Gate Bipolar Translator) driving circuit |
| 01/23/2013 | CN202696455U 场效应管驱动电路 FET driver circuit |
| 01/23/2013 | CN202696454U Gate drive circuit |
| 01/23/2013 | CN202696453U High-level nitrogen pressure stabilizing system for high-voltage direct-current transmission converter valve water-cooling system |
| 01/23/2013 | CN202696452U Vertical serial multi-level high-voltage frequency converter |
| 01/23/2013 | CN202696451U High-power wind power converter |
| 01/23/2013 | CN202696450U Conductive heat-radiation framework of rectification module |
| 01/23/2013 | CN202696449U Low-voltage controllable water circulation cooling integrated frequency converter |
| 01/23/2013 | CN202696160U SVG control system adopting double-optical-fiber communication and control |
| 01/23/2013 | CN202696140U Power protection circuit with functions of soft boot and discharging |
| 01/23/2013 | CN202690219U 发电机 Generator |
| 01/23/2013 | CN202687671U Elevator band-type brake controller |
| 01/23/2013 | CN102893525A Drive device for driving voltage-driven element |
| 01/23/2013 | CN102893524A Short-circuit protection method |
| 01/23/2013 | CN102891619A Staggered parallel-type three-level dual-buck full-bridge inverter |
| 01/23/2013 | CN102891615A Stable PWM (Pulse-Width Modulation) rectifier output power dead beat control method under unbalanced voltage |
| 01/23/2013 | CN102891614A Improved dead-beat control method for pulse width modulation (PWM) rectifier at unbalance of voltage of power grid |
| 01/23/2013 | CN102891607A Forward primary-side isolation driving synchronous rectifier circuit |
| 01/23/2013 | CN102891606A Switching power supply |
| 01/23/2013 | CN102891605A Switching power supply apparatus |
| 01/23/2013 | CN102891603A Power controller and control method |
| 01/23/2013 | CN102891591A Power control device and switch power supply containing power control device |
| 01/23/2013 | CN102891590A Power supply control device and switch power supply comprising same |
| 01/23/2013 | CN102891589A Electromechanical frequency conversion accessory equipment |
| 01/23/2013 | CN102158105B High-power factor bidirectional single-stage full bridge converter and control method thereof |
| 01/23/2013 | CN102111084B Current waveform control method of single-phase DC-AC inverter and application thereof |
| 01/23/2013 | CN102064678B Gate drive circuit of switch power supply |
| 01/23/2013 | CN101976938B Stable and reliable-operation heavy-current low-pressure drop one-way conducting circuit |
| 01/23/2013 | CN101954313B High-frequency high-voltage switching power supply for electric precipitation |
| 01/23/2013 | CN101951011B Solar photovoltaic and commercial power combined power supply system and control method thereof |
| 01/23/2013 | CN101350563B Pwm controller and method thereof |
| 01/18/2013 | CA2746817A1 Input control apparatus and method with inrush current, under and over voltage handling |
| 01/18/2013 | CA2746815A1 Power converter apparatus and method with compensation for current limit/current share operation |
| 01/18/2013 | CA2746798A1 Power converter apparatus and method with compensation for light load conditions |
| 01/18/2013 | CA2746761A1 Power converter apparatus and methods |
| 01/17/2013 | WO2013009123A2 Switching mode power supply apparatus comprising overvoltage protection circuit |
| 01/17/2013 | WO2013008452A1 Short circuit protection circuit |
| 01/17/2013 | WO2012159183A3 Method and system for controlling input voltage in electric charges |
| 01/17/2013 | US20130016540 Power converter comprising an inverter module using normally on field-effect transistors |