Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
06/2000
06/06/2000US6072709 Multiple output voltage converter with improved cross-regulation
06/06/2000US6072708 Phase controlled switching regulator power supply
06/06/2000US6072707 High voltage modular inverter
06/06/2000US6072362 System for enabling a full-bridge switch-mode amplifier to recover all reactive energy
06/02/2000WO2000031862A2 Method for controlling a rectifier circuit and corresponding rectifier circuit
05/2000
05/31/2000EP1005168A1 High frequency RF driver
05/31/2000EP1005132A2 System and method for providing battery backup power
05/31/2000CN2381064Y Power-supply feeder for high-power halogen lamp
05/30/2000US6069811 DC power supply apparatus
05/30/2000US6069810 Method for reducing feedbacks on a flow of current drawn from a network during operation of inductive load and a booster converter for driving motors in accordance with the method
05/30/2000US6069809 Resonant inverter apparatus
05/30/2000US6069808 Symmetrical space vector PWM DC-AC converter controller
05/30/2000US6069806 Power supply
05/30/2000US6069805 Two stage power supply start up circuit
05/30/2000US6069472 Converter/inverter using a high efficiency switching circuit
05/30/2000US6069470 Circuit configuration for producing a load-independent DC voltage
05/25/2000WO2000030408A1 Resonant converter circuit
05/25/2000WO2000030241A1 Voltage switch-over device
05/25/2000WO2000007288A3 Provision of a low-inductive rail for a three-point phase module
05/25/2000DE19853693A1 Equipment for preventing surge voltages on the output wires of a self-commutated DC voltage changer uses a 3-phase DC voltage changer with 3-phase load and a circuit layout based on a lossy diode DC restorer forming a reference voltage.
05/25/2000DE19848540A1 Circuit layout and method for operating a single- or multiphase current inverter connects an AC voltage output to a primary winding and current and a working resistance to a transformer's secondary winding and current.
05/25/2000CA2349611A1 Voltage switch-over device
05/24/2000EP1003274A2 Method of feeding asynchronous motors with inverter, in particular for battery-powered vehicles
05/24/2000EP1002688A2 Module of a circuit with modular construction, preferably contained in a railway vehicle drive
05/24/2000CN2379968Y Contravariant electric power device having passive, loss-free buffer circuit
05/24/2000CN1254217A Constant ractive current compensation full-bridge phase-shifting resonance soft switch technique
05/24/2000CN1052831C Method and equipment for controlling converter
05/24/2000CN1052822C Method and apparatus for protecting switching element of inverter from being overheated
05/23/2000US6067243 AC-AC/DC converter
05/23/2000US6067242 Current balanced arms of AC/DC bridge rectifiers
05/23/2000US6067236 Power supply for providing high voltage power from a low voltage source
05/23/2000CA2122307C Constant voltage circuit and a stabilized power supply unit
05/18/2000WO2000028649A1 Power converter with direct voltage and alternating voltage buses
05/18/2000WO2000028647A1 Dc-ac converter circuit using resonating multi-layer piezoelectric transformer
05/18/2000CA2348875A1 Converter appliance with dc and ac voltage busbar arrangement
05/17/2000EP1001517A2 Dual output power supply and method of operation thereof
05/17/2000EP1001516A2 Power supply employing circulating capacitor and method of operation thereof
05/17/2000EP1001514A2 Switched power converter with hold-up time and harmonics reduction
05/17/2000EP1001513A2 Universal switched power converter
05/17/2000EP0999953A1 Method for regulating a generator capable of being driven by an internal combustion engine
05/17/2000CN2378878Y Commutator apparatus for motorcycle
05/16/2000US6064584 Inverter power supply device with controlled output power
05/16/2000US6064578 Power conversion system
05/11/2000WO2000027020A1 Capacitor module for a converter
05/11/2000WO2000027018A1 High efficiency wave generator
05/11/2000WO2000026737A1 Single inverter with dual boost
05/11/2000DE19851161A1 Stromrichtergerät mit Gleich- und Wechselspannungsverschienung Power converter with DC and AC voltage rail
05/11/2000CA2347825A1 Converter appliance capacitor assembly
05/10/2000EP0999491A2 Timer assembly for generating a PWM signal
05/10/2000EP0415923B2 High efficiency converter
05/09/2000US6061261 Wall outlet with direct current output
05/09/2000US6061259 Protected transformerless AC to DC power converter
05/09/2000US6061258 Monitoring of current in an inductive load, PWM driven through a bridge stage
05/09/2000US6060947 Hybrid IC device with wide dynamic range
05/09/2000US6060859 Motor driver having a booster circuit and an inverter both controlled by pulse width modulation
05/09/2000US6060795 Semiconductor power pack
05/04/2000WO2000025424A1 Level shifter
05/04/2000WO2000025070A1 Air conditioner outdoor unit drive control unit
05/04/2000DE19849858A1 Kondensatorbaugruppe für ein Stromrichtergerät Capacitor assembly for a power converter
05/03/2000EP0998029A1 Electromagnetically compatible switched amplifier for DC/AC current amplification
05/03/2000EP0998020A1 Charging capacitor unit in the intermediate rectifier circuit of a converter
05/03/2000EP0998019A1 Semiconductor circuit assembly, in particular for a high current converter with low voltage intermediate circuit
05/03/2000EP0998018A1 Inverter
05/03/2000EP0997945A1 Method of designing power supply circuit and semiconductor chip
05/02/2000US6058037 Power conversion device
05/02/2000US6058036 Inverter apparatus having operation specifications determined by type of I/O block which is connected to basic control unit
05/02/2000US6058035 Method and apparatus for supplying AC power to commercial power line by using sunlight
05/02/2000US6058032 Multiplex pulse-width modulation power converter
05/02/2000US6058031 Five level high power motor drive converter and control system
05/02/2000US6058029 Power unit for generating discharge shock waves
05/02/2000US6058028 Control of a DC matrix converter
05/02/2000US6057631 Piezoelectric transducing inverter
04/2000
04/27/2000DE19947128A1 Pulse width modulation current converter has hardware PWM device for digital PWM to produce desired output voltage on basis of demand signal with superimposed HF signal
04/27/2000DE19847789A1 Umrichterbaureihe Inverter series
04/27/2000DE19847680A1 Twelve-pulse power converter control method for HVDC transmission installation
04/27/2000DE19847029A1 Umrichter mit niederinduktivem Kondensator im Zwischenkreis Inverter with niederinduktivem capacitor in the DC link
04/26/2000EP0995254A2 Method and device for regulating alternating voltage
04/26/2000EP0852842B1 Low-loss power current inverter
04/26/2000EP0843576B1 Movement powered medical pulse generator having a full-wave rectifier with dynamic bias
04/26/2000EP0834212B1 Converter circuit, circuitry having at least one switching device and circuit module
04/26/2000CN2376136Y Portable dc high-voltage generator
04/25/2000US6055171 AC/DC converting circuit
04/25/2000US6055170 Prediction methods and circuits for operating a transistor as a rectifier
04/25/2000US6055167 Pulse width modulated boost converter integrated with power factor correction circuit
04/19/2000EP0994642A2 Insulating housing for an assembly under high voltage
04/19/2000EP0994559A2 Fabrication line of converters
04/19/2000EP0994558A2 Energy saving circuit for a power pack
04/19/2000EP0994557A2 Converter with low inductance capacitor in the intermediate circuit
04/19/2000EP0665995B1 Unipolar series resonant converter
04/19/2000CN2375029Y Pure capacitor electronic transformer
04/19/2000CN1051656C Assembly structure of self-turn-off switching device and snubber circuit therefor
04/18/2000US6052300 DC-AC converter circuit using resonating multi-layer piezoelectric transformer
04/18/2000US6052299 Robust LC full-wave bridge rectifier input structure
04/18/2000US6052296 Power breaker
04/18/2000US6052292 Tridirectional inverter
04/18/2000US6052291 AC adaptor with power consumption reduction in unused state for a battery-operated electronic apparatus
04/18/2000US6051936 Electronic lamp ballast with power feedback through line inductor
04/13/2000WO2000021187A1 Arrangement of a multiphase converter
04/13/2000WO2000021186A1 Electrical power transmission system
04/13/2000WO2000021185A1 Inverter arrangement with three one-phase autotransformers