| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 09/12/2002 | WO2002071585A2 Circuit and method for inputting a start signal for a controller |
| 09/12/2002 | WO2002071568A2 Uninterruptible power supply systems and methods using rectified ac with current control |
| 09/12/2002 | US20020126514 Power supply control system |
| 09/12/2002 | US20020126512 DC-DC converter, power supply circuit, method for controlling DC-DC converter, and method for controlling power supply circuit |
| 09/12/2002 | US20020126509 Ring-free zero-voltage switching technique for use in switching power converters |
| 09/12/2002 | US20020125920 Half-bridge gate driver circuit |
| 09/12/2002 | US20020125873 Power supply circuit for driving power transistor |
| 09/12/2002 | US20020125863 Sequential burst mode activation circuit |
| 09/12/2002 | US20020125854 Universal input/output power supply with inherent near unity power factor |
| 09/12/2002 | DE10110375A1 Induktionserwärmungsanlage Induction heating system |
| 09/11/2002 | EP1239574A2 DC-DC converter, power supply circuit, and method for controlling the same |
| 09/11/2002 | EP1239573A1 Overvoltage-protective device for power system, AC/DC converter and DC/DC converter constituting the power system |
| 09/11/2002 | EP0972429B1 Ballast method and apparatus and coupling therefor |
| 09/11/2002 | CN1369131A Highly efficient driver circuit for solid state switch |
| 09/11/2002 | CN1369128A External power supply control system for cellular phone |
| 09/11/2002 | CN1368788A Power change device |
| 09/11/2002 | CN1090738C Air conditioner controller |
| 09/10/2002 | US6449180 World wide power supply apparatus that includes a relay switch voltage doubling circuit |
| 09/10/2002 | US6448744 Power factor correction circuit |
| 09/05/2002 | US20020122326 Auxiliary output voltage control circuit of flyback power converter with a magnetic amplifier |
| 09/05/2002 | US20020122325 Rectifier circuit suited to power factor correction |
| 09/05/2002 | US20020122323 Overvoltage-protective device for power system, AC/DC converter and DC/DC converter constituting the power system |
| 09/05/2002 | US20020122322 Uninterruptible power supply systems and methods using rectified AC with current control |
| 09/05/2002 | US20020122320 Method and apparatus for providing an initial bias and enable signal for a power converter |
| 09/05/2002 | DE10207834A1 Installation incorporates automation cells with motor, transformer and distributor that conform to European standards for none-trivial safety categories |
| 09/05/2002 | DE10109796A1 Schaltung und Verfahren zur Vorgabe eines Startsignals für einen Controller Circuit and method for providing a start signal for a controller |
| 09/05/2002 | DE10109181A1 Schaltnetzteil Switching power supply |
| 09/05/2002 | DE10108431A1 Schaltung zur Umwandlung von Wechselspannung in Gleichspannung A circuit for converting AC voltage into DC voltage |
| 09/04/2002 | EP1237272A2 Semiconductor power module and compound power module |
| 09/04/2002 | EP1237270A2 Controlled diode recovery circuit |
| 09/04/2002 | EP1237269A2 Switched mode power supply |
| 09/04/2002 | EP1237264A2 Low-noise switching power supply |
| 09/04/2002 | EP1236260A1 A three stage power conditioning circuit |
| 09/04/2002 | CN1367573A Electric source device |
| 09/04/2002 | CN1367572A Automatic current equalizing method of silicone element original impedance for high power erctifier |
| 09/03/2002 | US6445623 Charge pumps with current sources for regulation |
| 09/03/2002 | US6445600 Modular structure of an apparatus for regulating the harmonics of current drawn from power lines by an electronic load |
| 09/03/2002 | US6445166 Power supply circuit in which ripple reducing ability is maintained even when power supply voltage drops |
| 09/03/2002 | US6445165 Circuit for limiting inrush current to a power source |
| 09/03/2002 | US6443875 Treadmill motor control |
| 08/29/2002 | WO2000024104A3 Ground fault protection circuit |
| 08/29/2002 | US20020118559 Inverter, power supply system and method of reducing leakage current in power supply system |
| 08/29/2002 | US20020118556 Power converters with ac and dc operating modes and methods of operation thereof |
| 08/29/2002 | US20020118553 AC-to-DC converter |
| 08/29/2002 | US20020118503 Gate driver for thyristor |
| 08/29/2002 | US20020118003 Zero-voltage-switch snubber circuit |
| 08/29/2002 | US20020117913 Damping of resonant peaks in an electric motor, which is operated using a converter with a voltage intermediate circuit, by increasing the losses produced in the region of critical natural frequencies |
| 08/29/2002 | EP1145400A3 Ground fault protection circuit |
| 08/29/2002 | DE10207138A1 Schaltung und Verfahren zum Verbessern des Wirkungsgrades eines Schaltreglers Circuit and method for improving the efficiency of a switching regulator |
| 08/29/2002 | DE10207137A1 Systeme und Verfahren zum Steuern des Ladungsprofils eines synchronen Schaltransistors Systems and methods for controlling the charge profile of a synchronous switching transistor |
| 08/28/2002 | EP1235339A2 Inverter, power supply system and method of reducing leakage current in power supply system |
| 08/28/2002 | EP1235338A2 Circuit for convertion of AC into DC |
| 08/28/2002 | EP1235337A2 Circuit for convertion of AC into DC |
| 08/28/2002 | EP1235334A2 Gate driver for thyristor |
| 08/28/2002 | CN1366730A Ac－dc变换器 Ac-dc converter |
| 08/28/2002 | CN1366376A High-power-factor capacitor filter |
| 08/27/2002 | US6442050 Protection circuit and method for switching power supply |
| 08/27/2002 | US6442049 Power conversion device with power source voltage drop detection unit |
| 08/27/2002 | US6441652 High efficiency high frequency resonant gate driver for power converter |
| 08/27/2002 | US6441637 Apparatus and method for power continuity testing in a parallel testing system |
| 08/27/2002 | US6441590 Two stage architecture for a monitor power supply |
| 08/22/2002 | US20020114176 Low-noise switching power supply |
| 08/22/2002 | US20020113584 Method and a system for producing a power supply voltage for controlling an electronic switch |
| 08/22/2002 | US20020113581 Systems and methods for controlling the charge profile of a synchronous switching transistor |
| 08/22/2002 | US20020113562 Damping of resonant peaks in an electric motor which is operated using a converter with an intermediate voltage circuit, by means of a matched impedance to ground at the motor star point, and a corresponding electric motor |
| 08/21/2002 | CN1365535A Single-phase converter loop converter and refrigeration cycle device |
| 08/20/2002 | US6438008 Transient current suppression circuitry for reducing noise of battery floating across input of voltage polarity switch |
| 08/20/2002 | US6438004 Power conversion apparatus utilizing soft switching resonant snubber circuitry |
| 08/20/2002 | US6438003 Output feedback and under-voltage detection system that senses an input current representing a voltage input |
| 08/20/2002 | US6438001 Circuit arrangement |
| 08/20/2002 | US6438000 Noise-cut filter |
| 08/20/2002 | US6437997 Control device for electric power translating device |
| 08/20/2002 | US6437995 Control system adapted to control operation of an ac/dc converter |
| 08/20/2002 | US6437626 Device for removing noise in AC power waveform |
| 08/20/2002 | US6437548 Coordinated switching in a multiple switching regulator system to lower peak current load |
| 08/15/2002 | WO2002063770A2 Switching fet circuit |
| 08/15/2002 | WO2002063765A2 Integrated fet and driver |
| 08/15/2002 | WO2002063754A1 Self-oscillating circuit for driving high-side and low-side switching devices with variable width pulses |
| 08/15/2002 | WO2002063752A2 Synchronous dc-dc converter |
| 08/15/2002 | US20020111200 Power reducing apparatus and method for portable terminal equipped with display unit |
| 08/15/2002 | US20020110012 High efficiency AC-DC converter with power factor corrector |
| 08/15/2002 | US20020110010 Reverse recovery circuit, method of operation thereof and asymmetrical half-bridge power converter |
| 08/15/2002 | US20020109487 Phase-controlled AC-DC power converter |
| 08/15/2002 | US20020109477 Inductive load driving circuit |
| 08/15/2002 | US20020109471 Self-oscillating circuit for driving high-side and low-side |
| 08/15/2002 | US20020109412 Power conversion apparatus and methods using balancer circuits |
| 08/14/2002 | EP1095444B1 Power factor correction application |
| 08/14/2002 | EP0941636B1 Circuit with a pumping choke for improving the power factor |
| 08/14/2002 | CN1363977A Power factor corrector for UPS |
| 08/14/2002 | CN1363976A UPS and method for improving its transient response time |
| 08/14/2002 | CN1363975A UPS and method for widening its input voltage range |
| 08/14/2002 | CN1363974A UPS and drive method of its converter |
| 08/13/2002 | US6434029 Boost topology having an auxiliary winding on the snubber inductor |
| 08/13/2002 | US6434023 Method for switching off a switched-mode power supply in the event of short-circuit, and a switched-mode power supply |
| 08/08/2002 | WO2002061934A1 Power conversion system and method of power conversion |
| 08/08/2002 | WO2002061932A1 Voltage sensing with high and low side signals for deadtime compensation and shutdown for short circuit protection |
| 08/08/2002 | WO2002061927A2 Isolated drive circuitry used in switch-mode power converters |
| 08/08/2002 | WO2002061926A2 Isolated drive circuitry used in switch-mode power converters |
| 08/08/2002 | WO2002001309A3 Power factor correction control circuit for switching power supply |
| 08/08/2002 | WO2001020822A9 Reduction of emi through switching frequency dithering |