| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 09/02/2009 | CN101521462A Switch power supply circuit |
| 09/02/2009 | CN101521461A Two-sectioned voltage level converting circuit |
| 09/02/2009 | CN101521460A Multi-channel output direct current-direct-current converter |
| 09/02/2009 | CN101521459A Resonant switched capacitor direct current voltage converter |
| 09/02/2009 | CN101521458A Topological structure for L-shaped booster converter |
| 09/02/2009 | CN101521457A Multi-state switch and converter using the multi-state switch |
| 09/02/2009 | CN101521394A Online uninterrupted power supply |
| 09/02/2009 | CN101521393A On-line uninterrupted power supply device |
| 09/02/2009 | CN101521392A Off-line uninterrupted power supply device |
| 09/02/2009 | CN101521391A Off-line uninterrupted power supply device |
| 09/02/2009 | CN100536309C Switching power supply device and switching method |
| 09/02/2009 | CN100536303C Voltage boost circuit and voltage level shifter |
| 09/02/2009 | CN100536302C BUCK driving circuit |
| 09/02/2009 | CN100536301C Semiconductor device |
| 09/02/2009 | CN100536300C Multi-phase and step-down converter |
| 09/02/2009 | CN100536299C Switching DC-DC converter |
| 09/02/2009 | CN100536298C Pit capacitance and charging pump circuit with self-polarizing switch |
| 09/02/2009 | CN100536297C Power supply device for improving power supply conversion efficiency |
| 09/02/2009 | CN100536296C Feedback bias control circuit of synchronous rectifier |
| 09/02/2009 | CN100536295C Voltage conversion apparatus, power output apparatus, and control method of voltage converter |
| 09/01/2009 | US7583522 Low audible noise power supply method and controller therefor |
| 09/01/2009 | US7583520 Direct-current converter |
| 09/01/2009 | US7583519 Switch mode power supply systems |
| 09/01/2009 | US7583066 Method of operating a DC/DC up/down converter |
| 08/27/2009 | WO2009105734A2 Method and apparatus for power conversion with wide input voltage range |
| 08/27/2009 | WO2009104577A1 Power supply unit for moving vehicle |
| 08/27/2009 | WO2009104436A1 Power supply circuit device and voltage control method |
| 08/27/2009 | WO2009104349A1 Ac/ac conversion power supply device |
| 08/27/2009 | WO2009103644A2 Device for transmitting electrical power |
| 08/27/2009 | WO2009103201A1 Method and apparatus of providing synchronous regulation circuit for offline power converter |
| 08/27/2009 | WO2009085549A3 Self-configurable multi-regulator asic core power delivery |
| 08/27/2009 | WO2009080777A3 Integrated circuit with a dc-dc converter |
| 08/27/2009 | US20090213622 Powering Unit with Full Bridge and Wide Adjusting Range Circuit |
| 08/27/2009 | US20090212628 System and method for inductive power supply control using remote device power requirements |
| 08/27/2009 | DE202009007299U1 Schaltungsanordnung zur Ansteuerung einer kapazitiven Last Circuit arrangement for driving a capacitive load |
| 08/26/2009 | EP2093874A1 Power supply, particularly for redundant operation with several power supplies coupled in parallel at the output |
| 08/26/2009 | EP2093873A2 AC-DC converter |
| 08/26/2009 | EP2093856A1 Power supply system, vehicle using the same, and its control method |
| 08/26/2009 | EP2093848A2 Connector for the electrical connection of a trailer to a pulling vehicle |
| 08/26/2009 | EP2092625A2 Current bypass for distributed power harvesting systems using dc power sources |
| 08/26/2009 | EP2000010B1 Switch-off time regulation system for an inverter for driving a lamp |
| 08/26/2009 | EP1639694B1 Determining reflected power |
| 08/26/2009 | EP1520336B1 Dc-dc converter |
| 08/26/2009 | EP1459434B1 Circuit arrangement for operating an electrical machine |
| 08/26/2009 | CN201298811Y DC chopped-wave stable-voltage power supplier |
| 08/26/2009 | CN201298810Y Electrification sequence control circuit of chip voltages |
| 08/26/2009 | CN201298808Y Additional circuit for low- power direct current-direct current integrated voltage-stabilized power output on-off |
| 08/26/2009 | CN201295812Y Automatic all-position welding inverter power supply of embedded digital control tube plate |
| 08/26/2009 | CN101518158A Circuit for powering a high intensity discharge lamp |
| 08/26/2009 | CN101517878A Double ended insulation DC-DC converter |
| 08/26/2009 | CN101517877A Dc/DC power converter |
| 08/26/2009 | CN101517876A DC/DC power converting apparatus |
| 08/26/2009 | CN101515758A Device for protecting a speed controller against overcurrent |
| 08/26/2009 | CN101515757A Controller circuit and system having such a controller circuit |
| 08/26/2009 | CN101515756A Multimode method and system for high-efficiency power control |
| 08/26/2009 | CN101515755A High-pressure level shift circuit with low power consumption |
| 08/26/2009 | CN101515754A Voltage converter |
| 08/26/2009 | CN101515753A Shut-off device of semi-controlled power electronic device and inverter bridge leg and high-pressure transducer |
| 08/26/2009 | CN101515752A Imitating dry battery adapter |
| 08/26/2009 | CN101515751A 电源电路 The power supply circuit |
| 08/26/2009 | CN100534254C High-voltage discharge lamp operating device |
| 08/26/2009 | CN100533946C Charge and discharge control device |
| 08/26/2009 | CN100533936C A circuit for realizing switch changeover with zero-voltage switch power |
| 08/26/2009 | CN100533935C Power supply having two switch-mode power supply units |
| 08/26/2009 | CN100533934C Switch power source device |
| 08/26/2009 | CN100533911C Power supply device for implementing dormant state of vehicle hybrid power controller |
| 08/26/2009 | CN100533326C Soft switching interleaved power converter |
| 08/25/2009 | US7580684 Programmable radio transceiver |
| 08/25/2009 | US7580271 Apparatus and method for suppressing the input current inrush for a voltage converter in a pre-charge stage |
| 08/25/2009 | US7580034 Apparatus for improving uniformity of luminosity in flat panel display |
| 08/25/2009 | US7579901 Charge pump circuit and electronic circuit provided therewith, and method for driving charge pump circuit |
| 08/25/2009 | US7579817 Constant-voltage circuit capable of reducing time required for starting, semiconductor apparatus including constant-voltage circuit, and control method of constant-voltage circuit |
| 08/25/2009 | US7579811 Battery pack, battery protection processing apparatus and control method thereof |
| 08/25/2009 | US7579715 Device and method for transmitting and providing the power of capacitive actuators |
| 08/25/2009 | US7579669 Semiconductor device including power MOS field-effect transistor and driver circuit driving thereof |
| 08/22/2009 | CA2655013A1 Current-source gate driver |
| 08/20/2009 | WO2009102732A2 Bridge circuits and their components |
| 08/20/2009 | WO2009101300A2 Ac/dc converter with galvanic insulation |
| 08/20/2009 | WO2009101269A1 Voltage step-up circuit |
| 08/20/2009 | WO2009101176A1 Resonant power converter comprising a matched piezoelectric transformer |
| 08/20/2009 | WO2009101013A2 Energy conversion and accumulation device and relative method |
| 08/20/2009 | WO2009075812A3 Increasing charge capacity of charge transfer circuits without altering their charge transfer characteristics |
| 08/20/2009 | WO2009067591A3 Adaptive-gain step-up/down switched-capacitor dc/dc converters |
| 08/20/2009 | US20090207637 Generating drive signals for a synchronous rectification switch of a flyback converter |
| 08/20/2009 | US20090207636 Constant current and voltage controller in a small package with dual-use pin |
| 08/20/2009 | US20090207635 Standby Operation of a Resonant Power Convertor |
| 08/20/2009 | US20090207634 Switching power supply circuit |
| 08/20/2009 | US20090206819 Dc-dc converter for a low power electronic circuit |
| 08/20/2009 | DE102009008580A1 Strom-Gegenkopplungsschaltung und Gleichspannungswandler unter deren Verwendung Current feedback circuit and DC-DC converter using them |
| 08/20/2009 | DE102008032316A1 Power supply device for control electronic system of frequency converter, has separate switching element voltage supply-laterally upstream to controller and switching with preset switching hysteresis depending on lying input voltage |
| 08/20/2009 | DE102008009859A1 Vorrichtung zum Übertragen von elektrischer Energie An apparatus for transferring electrical energy |
| 08/20/2009 | CA2709574A1 Ac/dc converter with galvanic insulation |
| 08/19/2009 | EP2089961A1 Self-oscillating dc-dc converter and method therefor |
| 08/19/2009 | EP2089960A1 Circuit for output current detect, circuit for output current feedback, and smps which limits output current by primary side feedback |
| 08/19/2009 | EP2089959A1 Circuit for clamping current in a charge pump |
| 08/19/2009 | EP1894291B1 Method for operating a power converter in a soft-switching range and power converter adapted to said method |
| 08/19/2009 | EP1741113B1 A device and method of non-contact energy transmission |
| 08/19/2009 | EP1063558B1 Liquid-crystal display, electronic device, and power supply circuit for driving liquid-crystal display |
| 08/19/2009 | EP0974186B1 Method and arrangement in a dc-to-dc converter |
| 08/19/2009 | CN201294455Y Power-supply module for machine controller and machine controller |