| Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189) |
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| 02/18/1999 | WO1999008371A1 Power supply using synchronous rectification |
| 02/18/1999 | WO1999008359A1 Method and apparatus for supplying contactless power |
| 02/17/1999 | EP0897213A1 Monitoring of current in an inductive load, PWM driven through a bridge stage |
| 02/17/1999 | CN1208511A Power supply device and portable electronic equipment |
| 02/17/1999 | CN1208321A Improved bridge rectifier structure |
| 02/17/1999 | CN1208281A Controlling apparatus of electric motor and air conditioner using the same |
| 02/17/1999 | CN1042181C Inverter apparatus |
| 02/16/1999 | US5872711 Low impedance contoured laminated bus assembly and method for making same |
| 02/16/1999 | US5872710 Inverter control device |
| 02/16/1999 | US5872708 Automatic polarity conversion circuit |
| 02/16/1999 | US5872707 SVC converter with an extra phase leg to replace a failed phase leg |
| 02/16/1999 | US5872705 Low loss synchronous rectifier for application to clamped-mode power converters |
| 02/16/1999 | CA2106504C Conversion apparatus |
| 02/11/1999 | WO1999007060A1 Electric bus arrangement and method for minimising the inductance in an electric bus arrangement |
| 02/11/1999 | WO1999006241A1 Method for regulating a generator capable of being driven by an internal combustion engine |
| 02/11/1999 | DE19734270A1 Air-cooled current regulator module, e.g. GTO thyristor, for train |
| 02/10/1999 | EP0896421A2 Output circuit for a PWM inverter |
| 02/10/1999 | EP0896420A2 Method and device for suppressing magnetising current distortion in a transformer which is connected to a self-commutated power converter with semiconductor switches for power turn-off |
| 02/10/1999 | CN1207607A Control unit for electric power transformer apparatus |
| 02/10/1999 | CN1207606A Method and apparatus for control of pulse width modulation inverter unit |
| 02/10/1999 | CN1207605A Power supply with re-configurable outputs for different output voltages and method of operation thereof |
| 02/10/1999 | CN1207604A Low-inductance converter |
| 02/10/1999 | CN1207601A Power factor correction converter |
| 02/10/1999 | CN1042080C Inverter apparatus |
| 02/09/1999 | US5870300 Voltage converter having a commutation circuit with reduced inductance |
| 02/09/1999 | US5870297 Device for compensating the DC offset of a converter using a controller |
| 02/09/1999 | US5870292 Series resonant converter for switched reluctance motor drive |
| 02/09/1999 | US5870266 Bridge control circuit and method |
| 02/09/1999 | US5870031 Full-wave rectifier and method of operation for a recognition system |
| 02/09/1999 | US5869956 For supplying a load with power output by a solar cell |
| 02/09/1999 | US5869937 High efficiency electronic ballast |
| 02/04/1999 | WO1998051133A3 Circuit arrangement for operating a discharge lamp |
| 02/04/1999 | DE19733212A1 Verfahren zur Regelung eines von einer Brennkraftmaschine antreibbaren Generators A method for controlling a driven by an internal combustion engine generator |
| 02/04/1999 | DE19732723A1 Low inductance power circuit for use in power converter |
| 02/04/1999 | DE19732402A1 Elektrische Busanordnung und Verfahren zum Minimieren der Induktanz in einer elektrischen Busanordnung Electric bus arrangement and method for minimizing the inductance in an electrical bus arrangement |
| 02/04/1999 | DE19725629A1 Wechselrichter für die Einspeisung sinusförmiger Ströme in ein Wechselstromnetz Inverter for feeding sinusoidal currents into an alternating current network |
| 02/03/1999 | EP0895342A2 A control circuit for vibrating compressors |
| 02/03/1999 | EP0895340A1 DC-AC power converter for electric vehicle |
| 02/03/1999 | CN2306612Y Large-power regulated DC power supply |
| 02/03/1999 | CN2306610Y High-voltage integrated module for air purifier |
| 02/03/1999 | CN1207216A Multilevel power converting apparatus |
| 02/03/1999 | CN1206951A Duplication controller and fault recovery method |
| 02/03/1999 | CN1206950A Dring power source for activating piezoelectric device |
| 02/03/1999 | CN1206885A Pulse width modulator |
| 02/02/1999 | US5867381 Full-wave rectifying device having an amplitude modulation function |
| 02/02/1999 | US5867380 Method and apparatus for compensating voltage error caused by dead time of motor driving inverter |
| 02/02/1999 | US5867378 AC/DC power converter device |
| 02/02/1999 | US5867376 DC magnetization suppression in power converter transformers |
| 02/02/1999 | US5867373 Switched-mode power supply |
| 02/02/1999 | US5866969 Actuating circuit of piezoelectric transformer and actuating method thereof |
| 02/02/1999 | US5866968 For driving a dynamic load |
| 02/02/1999 | CA2158360C Method and control arrangement for dc transmission, and a control device |
| 01/28/1999 | WO1999004475A2 Method and device for regulating alternating voltage |
| 01/28/1999 | WO1998049765A3 Overvoltage protection circuit for smps based on demagnetization signal |
| 01/28/1999 | DE19832712A1 AC voltage regulator using variable transformer |
| 01/27/1999 | EP0893039A1 Ballast circuit |
| 01/27/1999 | CN2305803Y Power supply arrangement of cabe TV circuit amplifier |
| 01/27/1999 | CN1206241A Power circuit for transferring energy by alternately switching winding circuits of tranformer at high speed |
| 01/26/1999 | US5864478 Power pod/power delivery system |
| 01/26/1999 | US5864475 Power converter |
| 01/26/1999 | US5864211 Circuit for operating incandescent bulbs with an overload detector circuit |
| 01/21/1999 | WO1998045867A3 Unit for switching electrical energy |
| 01/21/1999 | DE19831582A1 Current converter arrangement for AC motor drive |
| 01/21/1999 | DE19735577C1 High-power DC/AC converter circuit |
| 01/21/1999 | DE19725835A1 Integrierte Vollbrückenschaltung mit vier Transistoren Integrated full-bridge circuit with four transistors |
| 01/20/1999 | EP0892500A1 System for increasing the definition in converting a digital datum in a PWM signal for driving a full-bridge output stage |
| 01/20/1999 | EP0892487A1 Power module using semiconductors |
| 01/20/1999 | EP0892486A1 Power supply with reconfigurable outputs for different output voltages and method of operation thereof |
| 01/20/1999 | EP0891649A1 Dc power converter |
| 01/20/1999 | EP0891648A1 Gas-insulated high-voltage semiconductor valve means |
| 01/20/1999 | CN2305016Y D/A convertor for pump driven by photocell |
| 01/20/1999 | CN1205807A Device and method of supplying from AC source |
| 01/20/1999 | CN1205573A Switch control device of attached switching power source supplying device of switching power source supplying device |
| 01/20/1999 | CN1205571A Boost-up power factor correcting circuit using power feedback |
| 01/20/1999 | CN1205465A Pulse width modulation control which data transfer is inhibited by overflow signal |
| 01/20/1999 | CN1041787C Frequency-modulated converter with series parallel resonance |
| 01/20/1999 | CN1041780C Inverter apparatus |
| 01/19/1999 | US5862047 Power converter circuit arrangement having a plurality of parallel power converters or power converter arms and balancing inductors connected in between |
| 01/19/1999 | US5862041 Dual inverter power supply |
| 01/19/1999 | US5861768 Resolver exciter having a simple power source unit |
| 01/14/1999 | WO1999001934A1 Half bridge circuit drive without collector bias current peak |
| 01/14/1999 | WO1999001925A1 Method and device for controlling switches in a control system with variable structure, with controllable frequency |
| 01/13/1999 | EP0891039A2 Capacitive power supply |
| 01/13/1999 | EP0891038A1 Power supply device and portable electronic equipment |
| 01/13/1999 | EP0891037A2 Pulse width modulation method for series connected converters |
| 01/13/1999 | EP0767982B1 Method and device for compensation of unbalance in a series-compensated converter station |
| 01/13/1999 | EP0500738B1 Dc/dc power transformer |
| 01/13/1999 | CN2304218Y Four-shift temp.-regulating independent control-switch for electrothermal blanket |
| 01/13/1999 | CN1205095A Power supply input circuit for field instrument |
| 01/13/1999 | CN1041677C Fault detecting circuit for voltage-type self-excitation power converter |
| 01/13/1999 | CN1041676C Separation purifying voltage sabilizing IC |
| 01/13/1999 | CN1041675C Power source device |
| 01/13/1999 | CN1041674C Power source device |
| 01/12/1999 | US5859771 To convert a d.c. voltage at the input into rectified a.c. voltage at output |
| 01/12/1999 | US5859770 Output circuit for PWM inverter with no floating state |
| 01/12/1999 | US5859769 Piloting system for electric inverter |
| 01/12/1999 | US5859527 Electrical signal supply with separate voltage and current control for an electrical load |
| 01/12/1999 | US5859489 Piezoelectric transformer driving circuit |
| 01/12/1999 | US5859446 Diode and power converting apparatus |
| 01/07/1999 | WO1999000888A1 Leakage current power supply |