| 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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| 06/07/2001 | DE10050380A1 Vorrichtung zur weltweiten Leistungsversorgung Device for global power supply |
| 06/07/2001 | DE10026622A1 Drive circuit for transistors in high voltage integrated circuit, has protection module connected to signal lines, that prevents logical circuit from changing the logic signal, if voltage of both signal lines are varied in transition |
| 06/06/2001 | CN2433774Y Frequency conversion pulsewidth modulation integrated controller of voltage resonance soft switch alternator |
| 06/06/2001 | CN2433591Y Special switch type power supply for electrolytic ozone generator |
| 06/06/2001 | CN1298625A High frequency electronic ballast for multiple lamp independent operation |
| 06/06/2001 | CN1298568A Power drive apparatus |
| 06/06/2001 | CN1298224A AC voltage detecting circuit and method, charging circuit and method, chopper circuit and chopper method and chopper charging circuit and method |
| 06/06/2001 | CN1298223A Secondary lateral parallel and series resonance power circuit for switch |
| 06/06/2001 | CN1066866C Switch-mode power supply |
| 06/05/2001 | US6243276 Power supply system for battery operated devices |
| 06/05/2001 | US6242883 Variable speed three-phase motor drive with two inverter circuits |
| 05/31/2001 | WO2001039357A1 Clamped bidirectional power switches |
| 05/30/2001 | EP1104083A1 Power factor correcting electrical converter apparatus |
| 05/30/2001 | EP1103409A2 Controller and control method for motor/generator |
| 05/30/2001 | EP1103096A1 Switching power supply circuit |
| 05/30/2001 | EP0901691B1 Control equipment for an active filter |
| 05/30/2001 | CN2432077Y Industrial and mining high-voltage electric locomotive vehicle power supply |
| 05/30/2001 | CN1297604A Circuit for correcting power factor |
| 05/30/2001 | CA2327173A1 Transformerless quartz analog clock |
| 05/29/2001 | US6239999 Multiple power supply traction system, and a method of Implementation |
| 05/29/2001 | US6239998 Inverter circuit |
| 05/29/2001 | US6239997 System for connecting and synchronizing a supplemental power source to a power grid |
| 05/29/2001 | US6239996 Dual output alternator system |
| 05/24/2001 | US20010001535 Multi-mode power converters incorporating balancer circuits and methods of operation thereof |
| 05/23/2001 | EP1102389A2 Circuit for rectifying an alternating voltage or several alternating voltages |
| 05/23/2001 | EP1102388A2 High-voltage X-ray generator |
| 05/23/2001 | EP1102380A1 Power transmission apparatus and method for power transmission |
| 05/23/2001 | EP1101277A2 Provision of a low-inductive rail for a three-point phase module |
| 05/23/2001 | CN2431675Y Wide load range zero voltage zero current switch power converter |
| 05/23/2001 | CN1296727A Circuit arrangement |
| 05/23/2001 | CN1296661A Self-device synchronous rectification scheme |
| 05/23/2001 | CN1296330A Power source |
| 05/23/2001 | CN1066294C Sub-resonant series resonant converter having improved form factor and reduced EMI |
| 05/22/2001 | USRE37182 Bus structure for power system |
| 05/22/2001 | US6236584 Automatic voltage conversion module |
| 05/22/2001 | US6236580 Modular multi-level adjustable supply with series connected active inputs |
| 05/22/2001 | US6236579 Power supply apparatus, its control method and image formation apparatus |
| 05/22/2001 | US6236576 Method and a circuit for resonance inversion |
| 05/22/2001 | US6236566 Cooling element for a power electronic device and power electronic device comprising same |
| 05/22/2001 | US6236184 Variable speed cooling fan control |
| 05/22/2001 | US6236172 Driving system for electric vehicle |
| 05/17/2001 | WO2001035509A1 Active filtering of ac/dc switched converter |
| 05/17/2001 | WO2001035383A1 Driving circuit and display |
| 05/16/2001 | EP1100294A2 Bus bar heat sink |
| 05/16/2001 | EP1100293A2 Single switch electronic ballast |
| 05/16/2001 | CN1066008C Electronic ballast for hot cathode discharge lamps |
| 05/16/2001 | CN1065991C Controlling apparatus of electric motor and air conditioner using the same |
| 05/16/2001 | CN1065990C Power conversion device having voltage driven switch element |
| 05/15/2001 | US6233167 Power-transforming device |
| 05/15/2001 | US6233163 Automatic balance adjusting device for AC power supply |
| 05/15/2001 | US6233149 High power inverter air cooling |
| 05/15/2001 | US6232731 Multi-channel motor winding configuration and pulse width modulated controller |
| 05/15/2001 | CA2147186C Unity trapezoidal wave rms regulator |
| 05/10/2001 | WO2001033917A1 Electronic ballast circuit |
| 05/10/2001 | WO2001033915A1 A high power factor electronic ballast with simplified circuit topology |
| 05/10/2001 | WO2001033709A2 Externally-driven scheme for synchronous rectification |
| 05/10/2001 | WO2001033705A1 Control circuit for a switching regulator |
| 05/10/2001 | WO2001033704A1 HIGH VOLTAGE APPARATUS INCLUDING CONVERTER WITH SiC SEMICONDUCTORS |
| 05/10/2001 | DE19952886A1 Multi-way current regulator e.g. for electric motor, has local earth provided for each current regulator unit coupled to common line earth via earthing impedance |
| 05/10/2001 | DE10036378A1 Power factor correction device has power factor correction control activated in dependence on power level of external load |
| 05/10/2001 | DE10023733A1 Befestigungsplatte für einen ungerichteten Frequenzgenerator Mounting plate for a non-directional frequency generator |
| 05/10/2001 | DE10008967A1 DC-DC converter comprises zero-voltage switching control circuit for driving output voltage filter capacitor and providing complementary driving signal to switches |
| 05/09/2001 | EP1098369A2 Semiconductor module and inverter device |
| 05/09/2001 | EP1097610A1 Modular high power induction heating and melting system |
| 05/09/2001 | EP1097506A1 Switching power supply circuit |
| 05/09/2001 | CN1294445A Three-phase rectifier with power factor correcting circuit |
| 05/09/2001 | CN1294444A Switching mains circuit |
| 05/09/2001 | CN1065688C Unipolar series resonant converter and method for converting power between two circuits by using same |
| 05/09/2001 | CN1065687C 电力变换器 Power converter |
| 05/08/2001 | US6229722 Multiple inverter system |
| 05/08/2001 | US6229721 High voltage power supply apparatus |
| 05/08/2001 | US6229720 Piezoelectric transformer inverter |
| 05/08/2001 | US6229339 Circuit for driving switching element |
| 05/08/2001 | US6229278 Voltage and current limiting method and apparatus for a voltage/frequency drive |
| 05/08/2001 | CA2219516C A voltage source converter |
| 05/05/2001 | CA2288581A1 Three-phase current sensor and estimator |
| 05/03/2001 | WO2001031771A1 Electric power converter |
| 05/03/2001 | WO2001031770A1 A method and system for detecting incipient failures in a power inverter |
| 05/03/2001 | WO2001031557A1 Data carrier with load modulation means and with improved power supply in the process of load modulation |
| 05/03/2001 | WO2001003268B1 Control of active power in a high voltage direct current transmission system |
| 05/02/2001 | EP1096654A1 Switching power supply circuit |
| 05/02/2001 | EP1096651A2 Chopper circuit and chopper circuit control method |
| 05/02/2001 | EP1096640A2 AC voltage detection circuit and method, charging circuit and method, chopper circuit and chopping method, chopper charging circuit and method, electronic apparatus, and timepiece |
| 05/02/2001 | EP1095444A1 Power factor correction application |
| 05/02/2001 | CN1293885A Electronic lamp ballast with power fractor correction |
| 05/02/2001 | CN1293481A Clipper circuit and control method, charging circuit, electron equipment and timing counter |
| 05/02/2001 | CN1065376C Motor driving apparatus having back-gate-floating MOSFET for avoiding reverse current |
| 05/02/2001 | CN1065373C Convert circuit arrangement |
| 05/02/2001 | CN1065370C Boost-up power factor correcting circuit using power feedback |
| 05/01/2001 | US6226196 Piezoelectric transformer inverter |
| 05/01/2001 | US6226195 Circuitry for supplying a controlled signal to a drive system |
| 05/01/2001 | US6226192 Three-level neutral point clamping type inverter circuit |
| 05/01/2001 | US6225862 Series resonant circuit with inherent short circuit protection |
| 05/01/2001 | US6225774 Motor control method and motor control system |
| 05/01/2001 | US6225755 High power factor electronic ballast with simplified circuit topology |
| 05/01/2001 | US6225709 Power supply circuit for electric device |
| 04/26/2001 | WO2001029958A1 Expandable hybrid electric generator and method therefor |
| 04/26/2001 | WO2001028730A1 Method for excitation of an electric arc and devices therefor |
| 04/26/2001 | DE10039110A1 Kompakte elektrische Vorrichtung, insbesondere Schaltnetzteil Compact electrical device, in particular switching power supply |
| 04/25/2001 | EP1094592A2 Method for output voltage limitation for a voltage/frequency controlled converter with intermediate circuit and a converter |