| 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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| 04/20/2004 | US6724169 Controller for power device and drive controller for motor |
| 04/20/2004 | CA2312456C Npc inverter control system |
| 04/17/2004 | CA2443544A1 Power conversion unit and method of providing power to a window covering |
| 04/15/2004 | WO2004032315A1 Dc/ac conversion device and ac power supply method |
| 04/15/2004 | US20040071003 Split phase polyphase inverter |
| 04/15/2004 | US20040071002 Method and apparatus for reducing no-load core loss in inverters |
| 04/15/2004 | US20040070577 Driving circuit and display device |
| 04/15/2004 | US20040070436 PWM control circuit, microcomputer and electronic equipment |
| 04/15/2004 | DE10042624B4 Dreipegel-Wechselrichter-Vorrichtung Three-level inverter device |
| 04/14/2004 | EP1408594A2 DC ground fault detector and system-interconnected generation device using the DC ground fault detector |
| 04/14/2004 | EP1407534A2 Trasformerless static voltage inverter for battery systems |
| 04/14/2004 | EP1407533A1 A concerter and a method for controlling a converter |
| 04/14/2004 | EP1407532A1 A method for controlling a converter |
| 04/14/2004 | CN2612147Y 车载微型逆变器 Car micro-inverter |
| 04/14/2004 | CN1489272A Phase-shift full-bridge high-frequency inverter based on DSP |
| 04/13/2004 | US6721181 Elongated heat sink for use in converter assemblies |
| 04/13/2004 | US6720705 Method of driving a piezoelectric transformer and power source apparatus using the same |
| 04/13/2004 | US6720675 Power converter |
| 04/13/2004 | CA2277640C Dc-to-ac converter with over-current protection |
| 04/08/2004 | WO2004030407A2 Drive mechanism |
| 04/08/2004 | WO2004030204A1 Inverter for engine generator |
| 04/08/2004 | WO2004030189A2 Power conversion in variable load applications |
| 04/08/2004 | WO2004010557A3 Intermediate circuit capacitor short-circuit monitoring |
| 04/08/2004 | US20040066663 Apparatus and method for high-frequency operation in a battery charger |
| 04/08/2004 | US20040066661 Switching power supply circuit and frequency converter |
| 04/08/2004 | US20040066643 Power converter having improved EMI shielding |
| 04/08/2004 | US20040066044 Turbine generating apparatus |
| 04/08/2004 | DE19855900B4 Verfahren zur Verringerung von Verlusten beim Kommutierungsvorgang Method for reducing losses during the commutation |
| 04/08/2004 | DE10245288A1 Power stage for current inverter has power semiconducting switch integrated into power semiconductor module; switches and free-running diodes are electrically interconnected by low-inductance rails |
| 04/08/2004 | DE10245114A1 Current inverter semiconducting switch controller has control devices for positive and negative bridge half switches connected to negative intermediate circuit potential for generating control signals |
| 04/07/2004 | EP1406373A2 Power supply |
| 04/07/2004 | EP1405393A2 Power converter |
| 04/07/2004 | EP1405390A1 Alternator-starter for motor vehicle with mechanical static converter |
| 04/07/2004 | EP1057382B1 High frequency electronic ballast for multiple lamp independent operation |
| 04/07/2004 | CN2610555Y Three-phase integrated rectifier |
| 04/07/2004 | CN1488188A Waveform exchange method and equipment |
| 04/07/2004 | CN1488187A A method of determining a required inductance current relationship for an inductor |
| 04/07/2004 | CN1487658A Multiple-level inverter controlling method based on spatial vector modulation |
| 04/07/2004 | CN1487251A 变频空调器 Inverter air conditioner |
| 04/07/2004 | CN1145256C Transformer device |
| 04/07/2004 | CN1145255C Power transfering system |
| 04/06/2004 | US6717828 Power semiconductor device |
| 04/06/2004 | US6717826 Method to reduce bus voltage stress in a single-stage single switch power factor correction circuit |
| 04/06/2004 | US6717419 Liquid dielectric capacitor for film thickness mapping |
| 04/06/2004 | US6717387 Generator apparatus |
| 04/06/2004 | US6717386 Electric power supply system |
| 04/01/2004 | WO2004027969A1 Electric load device, abnormality handling method, and computer-readable recording medium storing therein program for causing computer to execute electric load abnormality handling |
| 04/01/2004 | WO2004027966A1 Snubber module and power conversion device |
| 04/01/2004 | WO2004027956A1 Power supply circuit for power amplifier |
| 04/01/2004 | WO2004027792A1 Transformer and transformer unit having the same |
| 04/01/2004 | WO2003098787A3 Ac-dc converters with bi-directional valves |
| 04/01/2004 | US20040062067 Adaptor module |
| 04/01/2004 | US20040062065 Wave transformation method and device |
| 04/01/2004 | US20040062062 Method and compensation modulator for dynamically controlling induction machine regenerating energy flow and direct current bus voltage for an adjustable frequency drive system |
| 04/01/2004 | US20040062060 Switching power supply and distributed parameter structure |
| 04/01/2004 | US20040062059 Apparatus and method employing bi-directional converter for charging and/or supplying power |
| 04/01/2004 | US20040062058 Power conversion in variable load applications |
| 04/01/2004 | US20040062006 Laminated bus bar for use with a power conversion configuration |
| 04/01/2004 | US20040062005 Compact liquid converter assembly |
| 04/01/2004 | US20040062004 Bus bar assembly for use with a compact power conversion assembly |
| 04/01/2004 | US20040061992 Silicon controlled rectifier power controller |
| 04/01/2004 | US20040061989 Modular power converter having fluid cooled support |
| 04/01/2004 | US20040060913 Power supply for short-circuiting arc welding, and automatic welding machine utilizing the same |
| 04/01/2004 | US20040060692 Elongated heat sink for use in converter assemblies |
| 03/31/2004 | EP1404015A2 Method and compensation modulator for dynamically controlling induction machine regenerating energy flow |
| 03/31/2004 | EP1404013A1 A drive controller |
| 03/31/2004 | EP1402619A2 N-point-converter connection |
| 03/31/2004 | EP1402310A1 Apparatus for supplying power and liquid crystal display having the same |
| 03/31/2004 | EP1401579A2 Motorised seat control with switch mode power supply |
| 03/31/2004 | CN2609262Y Portable emergency charger for wireless handset |
| 03/31/2004 | CN1486126A Half bridge oscillator composed of variable-frequency driven double-polar transistor and actuation method thereof |
| 03/31/2004 | CN1144350C Piezoelectric transformer inverter |
| 03/31/2004 | CN1144349C Power supply unit |
| 03/31/2004 | CN1144344C Step-up transformer |
| 03/30/2004 | US6714425 Power factor corrected SMPS with light and heavy load control modes |
| 03/30/2004 | US6714424 Dead-time compensation with narrow pulse elimination in solid- state switch devices |
| 03/30/2004 | US6714111 Inverter transformer |
| 03/30/2004 | US6713990 Device for producing electricity having voltage-booster chopper circuit with an IGBT transistor |
| 03/30/2004 | US6713890 Power generation apparatus and its control method |
| 03/30/2004 | CA2406135A1 Dc voltage level shifter |
| 03/25/2004 | WO2003090332A3 Voltage converter for converting an input voltage to an output voltage and driving circuit comprising a voltage converter |
| 03/25/2004 | US20040057262 Three-level neutral point clamping pwn inverter and neutral point voltage controller |
| 03/25/2004 | US20040057261 Converter and a method for the control thereof |
| 03/25/2004 | US20040057258 High voltage generator for electrostatic painting equipment |
| 03/25/2004 | US20040056830 Liquid crystal display and apparatus of driving light source therefor |
| 03/25/2004 | US20040056704 Apparatus for supplying high voltages with low power for solid state detectors and grids |
| 03/25/2004 | US20040056661 Phase current detector |
| 03/25/2004 | US20040056627 Input filter for A.C. motor phase current sensing |
| 03/25/2004 | US20040056349 Circuit board |
| 03/25/2004 | DE19710319B4 Schaltung zum Sperren einer Halbleiterschaltvorrichtung bei Überstrom Circuit for blocking a semiconductor switching device for overcurrent |
| 03/25/2004 | DE10241036A1 Ladeschaltung für einen Umrichter Charging circuit for a power converter |
| 03/25/2004 | DE10239047A1 Controlling at least two inverters with common intermediate circuit involves exchanging control and/or information signals between inverters via intermediate circuit rail system for inverters |
| 03/24/2004 | EP1401246A2 Inverter apparatus and liquid crystal display including inverter apparatus |
| 03/24/2004 | CN1484884A Communication radar system |
| 03/24/2004 | CN1484586A Air conditioner |
| 03/24/2004 | CN1484369A Circuit for suppressing reverse spike voltage of diode |
| 03/24/2004 | CN1484355A High-efficient UPS |
| 03/24/2004 | CN1143606C Ballast circuit |
| 03/24/2004 | CN1143426C 电源装置 Power supply unit |
| 03/23/2004 | US6711039 Method and apparatus for controlling synchronous rectifiers of a power converter |