| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 03/20/2013 | CN102104340B High-precision direct current power supply device adopting pulse width modulation |
| 03/20/2013 | CN102075074B Method and apparatus to limit maximum switch current in switch of switching power supply |
| 03/20/2013 | CN102075072B Staggered parallel high-stability modularized direct-current current-stabilized power supply system and staggered parallel connection method thereof |
| 03/20/2013 | CN101989808B Method and apparatus for providing power conversion with parallel function |
| 03/20/2013 | CN101878584B Start identifying method and inverter panel |
| 03/20/2013 | CN101873067B High-frequency transformer delta-star connected high-gain DC converter |
| 03/20/2013 | CN101800467B Protection circuit of switch power supply |
| 03/20/2013 | CN101685973B Uninterrupted power supply |
| 03/20/2013 | CN101529710B Power supply and microwave generator using same |
| 03/20/2013 | CN101427450B Boost power factor correction circuit (boost PFC) |
| 03/20/2013 | CN101409500B Inverter and liquid crystal display device including the same |
| 03/20/2013 | CN101159415B Method and apparatus for a power supply controller responsive to a feedforward signal |
| 03/19/2013 | US8400796 Power converter with distributed cell control |
| 03/19/2013 | US8400793 Method in a cascaded two-level converter, control device and computer program products |
| 03/19/2013 | US8400792 Power conversion apparatus |
| 03/14/2013 | WO2013035611A1 Power control device |
| 03/14/2013 | WO2013034509A1 Dc-dc converter circuit |
| 03/14/2013 | WO2013034428A1 Method and arrangement for the surge protection of inverters for photovoltaic systems |
| 03/14/2013 | US20130063982 Soft Transition Apparatus and Method for Switching Power Converters |
| 03/14/2013 | DE102012108608A1 Elektronisches Modul Electronic module |
| 03/14/2013 | DE102012108489A1 Totzeitoptimierung von DC-DC-Konvertern Totzeitoptimierung of DC-DC converters |
| 03/14/2013 | DE102011053622A1 Power factor correction circuit for use as e.g. active power factor correction filter for reducing distributed harmonics in power supply device, has switching groups connected with each other in series by inter-connector |
| 03/13/2013 | EP2568604A1 Semiconductor device driving unit and method |
| 03/13/2013 | EP2568594A1 DC time-multiplexed power converter and its modulation technique |
| 03/13/2013 | EP2568589A1 Multilevel converter comprising an active AC-DC converter and a resonant DC-DC converter and a control method for operating a multilevel converter |
| 03/13/2013 | EP2568587A1 Mains filter for a converter and converter with such a mains filter |
| 03/13/2013 | EP2567455A1 A voltage source converter and a method for fault handling thereof |
| 03/13/2013 | EP2567438A2 Method and apparatus for minimizing harmonic currents in a wind turbine park |
| 03/13/2013 | CN202798509U Transformer type protection power supply device |
| 03/13/2013 | CN202798505U Bridge rectifier filter circuit |
| 03/13/2013 | CN202798500U Low-cost AC-DC power converter |
| 03/13/2013 | CN202798499U Compound dual inverse-star type controllable rectifying equipment and arc-welding machine |
| 03/13/2013 | CN202798497U DC stabilized voltage supply of precise adjustable switch |
| 03/13/2013 | CN202798492U Bipolarity power supply circuit |
| 03/13/2013 | CN202798489U Low-power-consumption no-isolation direct current (dc) source |
| 03/13/2013 | CN202798484U Hardware structure of high power wind power exchanger control device |
| 03/13/2013 | CN202798467U DC/DC converter, power supply device applying DC/DC converter, and electronic device |
| 03/13/2013 | CN202798466U Isolated-type new energy power supply unit based on three-port power converter |
| 03/13/2013 | CN202798452U Multivoltage output module of bending machine |
| 03/13/2013 | CN202798448U Output electro magnetic compatibility circuit of photovoltaic grid-connected inverter |
| 03/13/2013 | CN202798447U Power supply control device and switch power supply including same |
| 03/13/2013 | CN202798446U Starting protection circuit |
| 03/13/2013 | CN202798445U Switching power supply starting circuit and switching power supply |
| 03/13/2013 | CN202798444U Circuit module capable of zero power consumption in a standby state |
| 03/13/2013 | CN202798443U Relay protection opening-inserting circuit |
| 03/13/2013 | CN202798442U Plasma cutting power supply current-limiting circuit |
| 03/13/2013 | CN202798441U Temperature protection circuit of inverter |
| 03/13/2013 | CN202798440U Intelligent braking unit for inverters |
| 03/13/2013 | CN202798439U Switching power supply and anti-reverse protective circuit of the same |
| 03/13/2013 | CN202798438U Integratable power filter |
| 03/13/2013 | CN202798437U Combined type inverter output filter |
| 03/13/2013 | CN202798436U Low voltage power supply |
| 03/13/2013 | CN202798435U High-performance and low-cost IGBT negative voltage bootstrap drive circuit |
| 03/13/2013 | CN202798434U Two-way switch driving circuit |
| 03/13/2013 | CN202798433U Air cooling frequency converter system |
| 03/13/2013 | CN202798432U Novel modular converter |
| 03/13/2013 | CN202798431U Converter direct current side protection circuit component and converting cabinet |
| 03/13/2013 | CN202798430U Ultra-light portable solar energy power box |
| 03/13/2013 | CN202798429U Switch power supply in frequency conversion control |
| 03/13/2013 | CN202798428U Ultrasonic power supply |
| 03/13/2013 | CN202798427U Light and thin type power converter housing |
| 03/13/2013 | CN202798426U Horizontal-type structure high-voltage frequency-converter power unit |
| 03/13/2013 | CN202798425U Converter cabinet |
| 03/13/2013 | CN102971952A A power supply and method of operation |
| 03/13/2013 | CN102971949A Harmonic cancelling interphase magnetic device |
| 03/13/2013 | CN102969918A Three-phase bridge-type inverter system and urgency lower short-circuit protective circuit |
| 03/13/2013 | CN102969915A High-power-factor constant current control circuit |
| 03/13/2013 | CN102969910A Switching power supply control chip and application circuit thereof |
| 03/13/2013 | CN102969901A High isolation voltage power supply for coal mine |
| 03/13/2013 | CN102969886A Plasma milling arc source |
| 03/13/2013 | CN102969885A Additional-voltage-free zero voltage switch bridge-free power factor corrector and modulation method |
| 03/13/2013 | CN102969884A Method for controlling vehicle-mounted charger power factor efficiency |
| 03/13/2013 | CN102969883A Switching power supply burp protection and delay protection circuit |
| 03/13/2013 | CN102969882A Starting method of modular multi-level flexible direct-current transmission converter |
| 03/13/2013 | CN102969881A Voltage sharing protection circuit and diode clamp multi-level topology device |
| 03/13/2013 | CN102969880A Second ripple removing circuit of single-phase voltage-type convertor |
| 03/13/2013 | CN102969879A Computer power supply |
| 03/13/2013 | CN102969878A Line filter, switching power supply mounting line filter, and image forming apparatus |
| 03/13/2013 | CN102969877A LCL (Less Container Load) filter with serially-connected splitting capacitor and damping resistor and design method of LCL filter |
| 03/13/2013 | CN102969876A Core control panel for controlling 36 power units |
| 03/13/2013 | CN102969875A Contravariant cabinet used for photovoltaic inverter |
| 03/13/2013 | CN102969874A A power converter control circuit with a deep burst mode |
| 03/13/2013 | CN102255527B Novel microwave intermodulation rectification circuit |
| 03/13/2013 | CN102130598B Pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply |
| 03/13/2013 | CN102082502B Quick-starting power switching circuit |
| 03/13/2013 | CN102005913B Device and method for implementing automatic power off of measurement module |
| 03/13/2013 | CN101888166B Adjustable pulse width control power supply conversion method and device |
| 03/13/2013 | CN101877539B Power converter and input/output frequency conversion method |
| 03/13/2013 | CN101855815B Method for operating a switching power supply |
| 03/13/2013 | CN101834541B Constant current circuit with high power factor |
| 03/13/2013 | CN101826790B Method and arrangement in connection with half-controlled network bridge |
| 03/13/2013 | CN101692594B Power adjuster |
| 03/13/2013 | CN101373929B Switching power source apparatus and control method thereof |
| 03/13/2013 | CN101373925B Power supply apparatus |
| 03/13/2013 | CN101087101B Power supplier reducing the energy consumption of power status display device |
| 03/12/2013 | US8395913 Method and device of electrical power |
| 03/12/2013 | US8395910 Buck-boost power converter circuits, methods and systems |
| 03/12/2013 | US8395364 Internal packaging of a semiconductor device mounted on die pads |
| 03/09/2013 | CA2751915A1 Methods and circuits for improving the dynamic response of a dc-dc converter |
| 03/08/2013 | CA2787709A1 Multilevel converter and a control method for operating a multilevel converter |