| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 07/08/2009 | CN100511943C Switching power source device |
| 07/08/2009 | CN100511942C Method for controlling positive and negative excitation bidirectional DC-DC converter |
| 07/08/2009 | CN100511941C Control circuit and control method for DC-DC converter |
| 07/08/2009 | CN100511940C DC-DC converter |
| 07/08/2009 | CN100511939C Voltage regulator |
| 07/08/2009 | CN100511938C Charge pump circuit and electronic circuit provided therewith, and method for driving charge pump circuit |
| 07/08/2009 | CN100511937C Ultra-small DC-DC module power and making method thereof |
| 07/08/2009 | CN100511936C 负电压输出电路 Negative voltage output circuit |
| 07/08/2009 | CN100511916C Device and method for compensating charges of series-connected energy stores |
| 07/08/2009 | CN100511913C Self-adapting inductive power supply with communication ability |
| 07/07/2009 | US7558093 Power converter with emulated peak current mode control |
| 07/07/2009 | US7558092 Switching power supply unit |
| 07/07/2009 | US7558084 Switching mode power supply with compensated propagation delay |
| 07/07/2009 | US7558083 High efficiency power converter |
| 07/07/2009 | US7558082 Method and apparatus for controlling a synchronous rectifier |
| 07/07/2009 | US7558081 Basic halogen convertor IC |
| 07/07/2009 | US7558080 Power converter system |
| 07/07/2009 | US7557640 Regulated charge pump with digital resistance control |
| 07/07/2009 | US7557547 Self exited oscillation converter providing a stable output voltage from a wide range of input voltages |
| 07/07/2009 | US7557521 LED power control methods and apparatus |
| 07/07/2009 | US7557395 Trench MOSFET technology for DC-DC converter applications |
| 07/02/2009 | WO2009082410A1 Methods and systems for control of switches in power regulators/power amplifiers |
| 07/02/2009 | WO2009082010A1 Hybrid construction machine and control method of hybrid construction machine |
| 07/02/2009 | WO2009081984A1 Stacked inductor and power converter using the stacked inductor |
| 07/02/2009 | WO2009081835A1 Fuel cell system |
| 07/02/2009 | WO2009081834A1 Fuel cell system and moving body |
| 07/02/2009 | WO2009081756A1 Fuel cell system |
| 07/02/2009 | WO2009081635A1 Processor and switching power supply apparatus |
| 07/02/2009 | WO2009081561A1 Power conversion device, switch device and method for controlling power conversion device |
| 07/02/2009 | WO2009080777A2 Integrated circuit with a dc-dc converter |
| 07/02/2009 | WO2009080382A1 Method for operating a dc-dc converter |
| 07/02/2009 | WO2009079823A1 A power supply for an electrostatic precipitator |
| 07/02/2009 | WO2009060807A3 Controller for power converter circuit |
| 07/02/2009 | WO2009060806A3 Controller for power converter circuit |
| 07/02/2009 | WO2009060098A3 Low power controller for dc to dc converters |
| 07/02/2009 | US20090168466 Half bridge converter |
| 07/02/2009 | US20090168465 Power supply circuit with protecting circuit |
| 07/02/2009 | US20090168464 Synchronous rectifier control device and a forward synchronous rectifier circuit |
| 07/02/2009 | US20090168463 Dc to dc converter |
| 07/02/2009 | US20090168462 Circuit device and method of providing feedback across an isolation barrier |
| 07/02/2009 | US20090168461 Switching power supply unit |
| 07/02/2009 | US20090168460 Apparatus for controlling h-bridge dc-ac inverter |
| 07/02/2009 | US20090167386 Charge pumping circuit, clock synchronization circuit having the charge pumping circuit, and method for operating the clock synchronization circuit |
| 07/02/2009 | US20090167275 Voltage regulator feedback protection method and apparatus |
| 07/02/2009 | DE112007002117T5 Umrichter-Steuervorrichtung Inverter control device |
| 07/02/2009 | DE102007062728A1 Schaltnetzteil und Verfahren zum Betreiben eines Schaltnetzteils Switching power supply and method of operating a switched mode power supply |
| 07/01/2009 | EP2075902A2 Switching power supply and method for operating a switching power supply |
| 07/01/2009 | EP2075901A1 Motor drive architecture with active snubber |
| 07/01/2009 | EP2075900A1 DC/DC converter, DC/DC converter apparatus, vehicle, fuel cell system, and method of driving DC/DC converter |
| 07/01/2009 | EP2074694A1 Automatic zero voltage switching mode controller |
| 07/01/2009 | EP1728134A4 Hybrid digital-analog switched power supply |
| 07/01/2009 | CN201266889Y DC-DC converter |
| 07/01/2009 | CN201266888Y DC converter integrated with magnetic component |
| 07/01/2009 | CN201266887Y Switch electric power circuit with wide input range |
| 07/01/2009 | CN201266886Y DC-DC conversion decompression soft switch circuit |
| 07/01/2009 | CN201266885Y DC-DC decompression converting circuit for reducing voltage stress of fly-wheel diode |
| 07/01/2009 | CN101473518A Method for operating a resonant power converter |
| 07/01/2009 | CN101473517A Self-excited oscillation circuit |
| 07/01/2009 | CN101471609A Tri-terminal integration synchronous rectifier and inverse-excitation type synchronous rectifying circuit |
| 07/01/2009 | CN101471608A Switch power supply circuit |
| 07/01/2009 | CN101471607A DC high-voltage power supply |
| 07/01/2009 | CN101471606A LLC resonant transformation device |
| 07/01/2009 | CN101471605A 电源电路 The power supply circuit |
| 07/01/2009 | CN101471604A Converter power supply circuit and converter power supply driving method |
| 07/01/2009 | CN101471603A DC-DC decompression converter and ripple improving circuit |
| 07/01/2009 | CN101471602A Bidirectional DC power supply circuit |
| 07/01/2009 | CN101471601A Electric charge assist pump for adding power efficiency and output voltage |
| 07/01/2009 | CN100508346C Sampling circuit and detection circuit of power converter |
| 07/01/2009 | CN100508345C Forward converter with synchronous rectification |
| 07/01/2009 | CN100508344C DC-DC switching converter device |
| 07/01/2009 | CN100508343C Digital dc-dc converter using digital modulation |
| 07/01/2009 | CN100508342C An ARCP soft switch circuit with voltage clamp function |
| 07/01/2009 | CN100508341C Differential power supply controller and method thereof |
| 07/01/2009 | CN100508340C Apparatus and method for fixed-frequency control in a switching power supply |
| 07/01/2009 | CN100508339C DC-DC voltage switch change regulator of low cost, wide input range |
| 07/01/2009 | CN100508338C Switching power supply control device and switching power supply |
| 07/01/2009 | CN100507793C Voltage converter apparatus |
| 06/30/2009 | US7554828 Power converter with retractable cable system |
| 06/30/2009 | US7554827 Electromagnetic coupling galvanic isolated solid state relay with output feedback |
| 06/30/2009 | US7554826 Method and apparatus to control output power from a switching power supply |
| 06/30/2009 | US7554825 Switching power supply capable of reducing low-frequency secondary-side common-mode voltage |
| 06/30/2009 | US7554823 Controller IC, DC-AC conversion apparatus, and parallel running system of DC-AC conversion apparatuses |
| 06/30/2009 | US7554822 Power converter for led large area light source lamp |
| 06/30/2009 | US7554821 System and method for input current shaping in a power converter |
| 06/30/2009 | US7554820 Series resonant DC-DC converter |
| 06/30/2009 | US7554789 Capacitor array management |
| 06/30/2009 | US7554537 Booster circuit, semiconductor device, and display device |
| 06/30/2009 | US7554385 Charge pump circuit and electric appliance therewith |
| 06/30/2009 | US7554308 Digital DC-DC converter using digital modulation |
| 06/30/2009 | US7554221 High voltage pulsed power supply using solid state switches with droop compensation |
| 06/30/2009 | US7554219 DC/DC converter having an input switching stage and a plurality of output channels |
| 06/30/2009 | US7554209 Semiconductor device having a metal plate conductor |
| 06/30/2009 | US7554181 Semiconductor device with non-overlapping chip mounting sections |
| 06/26/2009 | CA2645392A1 Optical power for electronic circuits using a single photovoltaic component |
| 06/26/2009 | CA2639100A1 High voltage start of an engine from a low voltage battery |
| 06/25/2009 | WO2009078952A1 Burst frequency resonant inverter |
| 06/25/2009 | WO2009078728A1 Protection system |
| 06/25/2009 | WO2009078328A1 Power supply unit for vehicle |
| 06/25/2009 | WO2009078305A1 Dc-dc converter |
| 06/25/2009 | WO2009078271A1 Dc-dc converter and semiconductor integrated circuit for controlling power supply |