| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 02/16/2011 | CN201750336U Capacitive DC step-down transformer |
| 02/16/2011 | CN201750335U Two-way isolation power panel |
| 02/16/2011 | CN101978589A Bridge circuits and their components |
| 02/16/2011 | CN101978586A Voltage regulator with transient recovery circuit |
| 02/16/2011 | CN101978570A Power conversion device |
| 02/16/2011 | CN101977719A Arc welding machine |
| 02/16/2011 | CN101976966A Novel auxiliary inverter power supply by using zero-current soft switch technology |
| 02/16/2011 | CN101976960A Peak current control device and method for switching power supply |
| 02/16/2011 | CN101976959A Controller and adjustment and control method for controller |
| 02/16/2011 | CN101976953A Isolated bidirectional DC-DC converter realized by coupling inductor |
| 02/16/2011 | CN101976952A Series resonance DC/DC converter of photovoltaic system |
| 02/16/2011 | CN101976951A Polyphase power switch mode voltage regulator |
| 02/16/2011 | CN101976950A Control circuit of BUCK circuit |
| 02/16/2011 | CN101976949A Anti-interference rapid current sampling circuit based on difference structure |
| 02/16/2011 | CN101976948A Multi-phase dc-to-dc converter with daisy chained pulse width modulation generators |
| 02/16/2011 | CN101976947A Direct current transformer |
| 02/16/2011 | CN101976946A Circuit and method for transforming negative voltage between direct currents |
| 02/16/2011 | CN101976945A Switch type buck regulator circuit |
| 02/16/2011 | CN101976879A Mobile emergency power supply based on system converter |
| 02/16/2011 | CN101552554B Control circuit of cascade type buck-boost converter and control method thereof |
| 02/16/2011 | CN101447729B Drive circuit of MOSFET of P ditch in BUCK regulator |
| 02/16/2011 | CN101114793B Semiconductor integrated circuit and electronic device including the same |
| 02/15/2011 | US7889523 Variable load, variable output charge-based voltage multipliers |
| 02/15/2011 | US7889521 Three-pin integrated synchronous rectifier and a flyback synchronous rectifying circuit |
| 02/15/2011 | US7889520 DC-DC converter and transformer |
| 02/15/2011 | US7889519 Methods and apparatus for a resonant converter |
| 02/15/2011 | US7889517 Power system with power converters having an adaptive controller |
| 02/15/2011 | US7888890 Method for controlling an electrical light source by pulse width modulation |
| 02/10/2011 | WO2011017449A2 Multiple independently regulated parameters using a single magnetic circuit element |
| 02/10/2011 | WO2011017176A1 Power supply |
| 02/10/2011 | WO2011016974A2 Controlling power loss in a switched-capacitor power converter |
| 02/10/2011 | WO2011016948A1 High-efficiency, switched-capacitor power conversion |
| 02/10/2011 | WO2011016449A1 Dc/dc converter |
| 02/10/2011 | WO2011016341A2 Voltage conversion apparatus and electrical load driving apparatus |
| 02/10/2011 | WO2011016328A1 Dc-dc converter circuit |
| 02/10/2011 | WO2011016214A1 Power conversion device and induction heating device |
| 02/10/2011 | WO2011016199A1 Dc/dc power converter |
| 02/10/2011 | WO2011015578A1 Charge pump circuit with pulse-width modulation |
| 02/10/2011 | WO2011015391A1 Charging device for charging a battery pack |
| 02/10/2011 | US20110032733 Dc-dc converter and power supplying system including same |
| 02/10/2011 | US20110032732 Secondary side post regulator of flyback power converter with multile outputs |
| 02/10/2011 | US20110032731 Multiple independently regulated parameters using a single magnetic circuit element |
| 02/10/2011 | US20110032730 Sampling circuit and control method |
| 02/10/2011 | US20110031956 High-efficiency, switched-capacitor power conversion |
| 02/10/2011 | US20110031818 Circuit installation capable of full voltage activation, division voltage operation and delayed breaking |
| 02/10/2011 | DE102009028322A1 Ladevorrichtung zum Aufladen eines Akkupacks Charger for charging a battery pack |
| 02/10/2011 | CA2769386A1 Power supply |
| 02/09/2011 | EP2282616A1 High-voltage discharge lamp operation device and illumination instrument |
| 02/09/2011 | EP2282615A1 High-voltage discharge lamp lighting device and lighting fixture |
| 02/09/2011 | EP2282398A1 Driving circuit for optocoupler |
| 02/09/2011 | EP2281337A1 Method for recovering power in a variable speed drive |
| 02/09/2011 | EP1586153B1 Device and method for transmitting and proving the energy of capacitive actuators |
| 02/09/2011 | EP1552595B1 Capacitively coupled power supply |
| 02/09/2011 | CN201742614U Multi-path DC supply circuit |
| 02/09/2011 | CN201742310U Circuit for improving output loop voltage accuracy of switching mode power supply |
| 02/09/2011 | CN201742299U Current mode multiple-output DC-DC switching power supply for secondary current sampling |
| 02/09/2011 | CN201742298U DC-DC converting circuit |
| 02/09/2011 | CN201742297U Power supply of outdoor digital high-voltage permanent magnetic vacuum switch based on DSP |
| 02/09/2011 | CN201742296U Power communication line multiplexing circuit based on forward topology |
| 02/09/2011 | CN201742295U Frequency/voltage converting circuit applied to various sensors |
| 02/09/2011 | CN201742294U Self-adaptive charge pump for TFT-LCD driving power |
| 02/09/2011 | CN201742112U Wind and solar energy supplementary power tracking controller based on feedback compensation |
| 02/09/2011 | CN101971703A Power supply device and illuminating apparatus provided with power supply device |
| 02/09/2011 | CN101971472A An arrangement for reducing energy absorption in stand-by mode and corresponding method |
| 02/09/2011 | CN101969723A Non-light-coupled two-stage light-emitting diode (LED) driver circuit with high power factor |
| 02/09/2011 | CN101969269A Analog storage battery direct-current power supply |
| 02/09/2011 | CN101969267A Megahertz full-bridge soft-switching converter |
| 02/09/2011 | CN101969266A Charge pump circuit |
| 02/09/2011 | CN101969265A Charge pump circuit |
| 02/09/2011 | CN101969264A Power supply method, device and system |
| 02/09/2011 | CN101969224A Heating ventilation air conditioner and refrigeration system |
| 02/09/2011 | CN101969188A Resistor short-circuit protective device and protective method used for switching power supply |
| 02/09/2011 | CN101968290A DC powered heating ventilation air-condition and refrigeration system |
| 02/09/2011 | CN101630697B Maximal power matched transmission converting method and maximal power matched transmission converting device of photovoltaic cell |
| 02/09/2011 | CN101572497B Method for building industrial AC/DC wide range input power module |
| 02/09/2011 | CN101281721B Organic light emitting display and driving method thereof |
| 02/09/2011 | CN101242138B A startup auxiliary power circuit |
| 02/08/2011 | US7885086 Forward converter with self-driven synchronous rectifiers |
| 02/08/2011 | US7885085 Cascaded PFC and resonant mode power converters |
| 02/08/2011 | US7885084 Control circuit for synchronous rectifying and soft switching of power converters |
| 02/08/2011 | US7884665 Charge pump circuit, LCD driver IC, and electronic appliance |
| 02/03/2011 | WO2011014597A2 Bi-directional battery voltage converter |
| 02/03/2011 | WO2011014593A2 Bi-directional battery voltage converter |
| 02/03/2011 | WO2011013727A1 Charge pump circuit and operation control method thereof |
| 02/03/2011 | WO2011013692A1 Dc-dc converter |
| 02/03/2011 | WO2011013528A1 Dc-dc converter circuit |
| 02/03/2011 | WO2011012984A1 Electric power conversion device |
| 02/03/2011 | WO2011012338A1 Method and an apparatus for controlling the switches of a boost converter composed of plural bridge devices |
| 02/03/2011 | WO2010144528A3 High efficiency and low cost high voltage power converter |
| 02/03/2011 | WO2010138948A3 Buck-boost control circuit |
| 02/03/2011 | US20110026281 Apparatus and method for controlling dc-ac power conversion |
| 02/03/2011 | US20110026279 Frequency-hopping control method and module, and DC/DC converter |
| 02/03/2011 | US20110026278 Current-controlled self-oscillating flyback converter with two transistors |
| 02/03/2011 | US20110026277 driving circuit |
| 02/03/2011 | US20110026276 Switching power supply |
| 02/03/2011 | US20110026275 Voltage-regulating circuit with input voltage detecting circuit and parallel voltage-regulating circuit system using the same |
| 02/03/2011 | US20110025288 Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply |
| 02/03/2011 | DE102010030866A1 Multiphasen DC/DC Aufwärtswandler Multi-phase DC / DC boost converter |
| 02/03/2011 | DE102010002226A1 Verfahren und Schaltung zur Leistungsfaktor-Korrektur Method and circuit for power factor correction |
| 02/03/2011 | DE102009034350A1 Verfahren und Schaltung zur Leistungsfaktor-Korrektur Method and circuit for power factor correction |