Patents for H02M 1 - Details of apparatus for conversion (33,954)
07/2006
07/19/2006CN1265538C Portable device with reduced power dissipation
07/19/2006CN1265256C Electric power controlling method and apparatus thereof
07/19/2006CN1264715C Electric power converter for railway vehicle
07/18/2006US7080273 Sequencing power supplies on daughter boards
07/18/2006US7080265 Voltage set point control scheme
07/18/2006US7078883 Method and apparatus for starting power converters
07/18/2006US7078882 Active clamping circuit and power supply system using the same
07/13/2006WO2006073881A2 Method of controlling cathode voltage with low lamp's arc current
07/13/2006WO2006072917A2 Switched mode power supply
07/13/2006WO2006072218A1 An improved inductor voltage clamping full-bridge soft-switching circuit
07/13/2006US20060152955 Pulse power supply for regenerating magnetic energy
07/13/2006US20060152951 Bootstrap circuit for switching power supplies
07/13/2006US20060152950 Circuit and method for reducing voltage spikes due to magnetizing current imbalances and power converter employing the same
07/13/2006US20060152948 Adaptive resonant switching power system
07/13/2006US20060152947 Current controlled switch mode power supply
07/13/2006US20060152201 Electrical circuit for voltage transformation and use of said electrical circuit
07/13/2006US20060152185 Actuator current control method
07/13/2006DE102005061929A1 Über eine Tandembatterie bestromter Inverter und Verfahren zu seiner Implementierung About a tandem battery energized inverter and method of implementation
07/12/2006EP1679783A2 Current controlled switch mode power supply
07/12/2006EP1678815A1 Power supply control loop with multiple leveling modes
07/12/2006CN2796235Y DC power without transformer for suppressing electronic circuit conduction interference
07/12/2006CN2796234Y Cut-in digital potentioment without distubance
07/12/2006CN2796233Y Power provider with AC/DC power connection frame
07/12/2006CN1802619A Voltage set point control scheme
07/12/2006CN1802457A Electrophoretic dipping system
07/12/2006CN1801591A Improved inductor voltage clamping full bridge soft switch circuit
07/12/2006CN1801589A DC power supply device and its method for adjusting output power
07/12/2006CN1801588A Variable-frequency air-condition power supply power factor correcting device
07/12/2006CN1801012A Power supply device and single optical coupler circuit thereof
07/12/2006CN1800772A Combined torpedo propelling device with super capacitance and DC chopper speed control circuit
07/12/2006CN1264269C Power control device for lifting equipment
07/11/2006US7075804 Tracking soft start circuit for generating a plurality of soft start voltages where all soft start voltages are prevented until all have been brought to the same prescribed state of operation
07/11/2006US7075803 Frequency stabilization technique for self oscillating modulator
07/11/2006US7075801 Dc converter
07/11/2006US7075355 Drive circuit for semiconductor device
07/11/2006US7075193 Power factor correcting circuit for uninterrupted power supply
07/11/2006US7074060 Power plug
07/06/2006US20060145753 System for setting an electrical circuit parameter at a predetermined value
07/06/2006DE102005062451A1 Elektrische Leistungsschaltvorrichtung, welche ein reduziertes Rauschinterferenzmass mit Funkverbindungen herstellt Electrical power switching device which produces a reduced noise interference with radio communications Mass
07/05/2006EP1677419A1 Noise suppressor
07/05/2006EP1535386B1 Output choke arrangement for inverter, and method in conjunction therewith
07/05/2006CN2794117Y Radiating fin of power supplier
07/05/2006CN2794029Y Frequency transformer of active low-throughout filter with common-mode voltage elimination
07/05/2006CN2794028Y Frequency transformer of active filter with high-frequency common-mode voltage elimination
07/05/2006CN1799189A Multiphase simultaneous switching preventing circuit, PWM inverter and its driving method
07/05/2006CN1799183A Voltage conversion device and electric car
07/05/2006CN1799181A Circuit arrangement
07/05/2006CN1797924A Device for restraining start up current of rectification circuit
07/05/2006CN1797912A Emi noise-reduction circuit and method for no-bridge power factor correction circuit
07/05/2006CN1263211C Power system
07/05/2006CN1263210C Power unit powered by cell
07/05/2006CN1262384C Arc component processing power source with component for reducing switch loss
07/04/2006US7072200 Cradle for receiving an adapter
07/04/2006US7071666 Switching power supply, and method and circuit for regulating output of the same
07/04/2006US7071665 Method of reducing a ripple of a heavy loading pulse frequency modulated voltage regulator
07/04/2006US7071582 Output rising slope control technique for power converter
07/04/2006CA2272202C Drive with high output in failed mode
06/2006
06/29/2006US20060139972 Device and method for control of an electric power converter and converter comprising such a device
06/29/2006US20060139971 Noise suppressor
06/29/2006US20060138112 Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source
06/28/2006EP1675252A1 PWM control apparatus having a standby mode
06/28/2006EP1673851A2 Method and apparatus for a wireless power supply
06/28/2006EP1673850A2 Power control system startup method and circuit
06/28/2006CN2792014Y Power unit and high-voltage frequency transformer comprising multi power units
06/28/2006CN2792013Y Active clamping drive circuit and its back power transistor protective circuit
06/28/2006CN1795603A Low harmonic rectifier circuit
06/28/2006CN1794447A Water cooling method and device of electric transmission power electron power inverter
06/27/2006US7068523 Parallel feed-forward compensating type power factor correction circuit for a three-phase power source
06/27/2006US7068082 Gate driving circuit and semiconductor device
06/27/2006US7068037 Method of diagnosing inverter trouble
06/27/2006US7068016 One cycle control PFC boost converter integrated circuit with inrush current limiting, fan motor speed control and housekeeping power supply controller
06/27/2006US7067988 Inverter circuit for lighting discharge lamps with reduced power consumption
06/22/2006WO2006063598A1 Power factor correction method for ac/dc converters and corresponding converter
06/22/2006US20060132142 Power supply device and electric circuit
06/22/2006US20060132081 Power conversion apparatus
06/22/2006DE112004000595T5 Einstufen PFC udn Leistungswandlerschaltung Step UDN PFC power converter circuit
06/21/2006EP1671412A1 Ripple-current reduction for transformers
06/21/2006EP1478991B1 Power supply rejection circuit for capacitively-stored reference voltages
06/21/2006CN2790027Y Equation type electric power controller
06/21/2006CN1790884A Power supply device and its operating method
06/21/2006CN1260887C Grid drive circuit
06/21/2006CN1260876C Switching power supply device
06/20/2006US7064603 Driving circuit and semiconductor device
06/20/2006US7064527 Transition mode operating device for the correction of the power factor in switching power supply units
06/14/2006EP1670130A2 Power conversion system and method
06/14/2006EP1668964A1 Power converter with digital signal processor
06/14/2006EP1668769A1 Method and apparatus for isolating rfi, emi and noise transients in power supply circuits
06/14/2006EP1668768A1 Operating a converter
06/14/2006EP1497908B1 Circuit arrangement with power factor correction, and corresponding appliance
06/14/2006CN2788519Y Integral convertor power heat radiating module for electric vehicle
06/14/2006CN2788239Y Mine-used intelligent gas control system
06/14/2006CN1788410A Switching power supply unit
06/14/2006CN1787351A Resonance switch driving controlling and protecting circuit
06/14/2006CN1259770C Gate control device and method for tree-electrical level inverter
06/13/2006US7062662 I/O resonance cancellation circuit based on charge-pumped capacitors
06/13/2006US7061781 Circuit arrangement for operating light sources
06/13/2006US7061779 Power factor correction circuit
06/13/2006US7061775 Power converter having improved EMI shielding
06/13/2006US7061743 Multi-pulse HVDC system using auxiliary circuit
06/13/2006US7061733 Power supply cut-off device for a power rectifier