Patents for H02M 1 - Details of apparatus for conversion (33,954)
01/2004
01/21/2004CN2600023Y Electronic control device of coffee maker
01/21/2004CN1470098A Multiple power converter system using combining transformers
01/21/2004CN1469535A Distributed power supply system
01/21/2004CN1469534A Control for thyratron of commutating bridge
01/21/2004CN1469209A Transformer switchable photographic fixing apparatus and printer thereof
01/21/2004CN1135684C Electromagnetic cooker
01/20/2004US6680854 Switching power supply
01/20/2004US6680835 Semiconductor device
01/20/2004US6680646 Power integrated circuit with distributed gate driver
01/20/2004US6680630 Driver circuit for power device
01/20/2004CA2402093C Synchronous generator
01/15/2004WO2004006420A1 Power semiconductor module and circuit arrangement
01/15/2004WO2004006417A1 An integrated controller, method of operation thereof and power supply employing the same
01/15/2004WO2004006416A1 A power supply
01/15/2004WO2004006037A2 Output regulator
01/15/2004WO2003063567A8 Modular power converter having fluid cooled support
01/15/2004WO2003052908A3 Circuit arrangement with power factor correction, as well as a corresponding appliance
01/15/2004WO2002056643A9 Sequential burst mode activation circuit
01/15/2004US20040008529 Isolating power supply
01/15/2004US20040008527 Active EMI filter
01/15/2004US20040008456 Power supply cut-off device for a power rectifier
01/15/2004US20040008016 Output regulator
01/15/2004DE4433552B4 Elektronischer HF-Dimmer für Hoch- und Niedervoltglühlampen Electronic RF dimmer for high- and low-voltage light bulbs
01/15/2004DE10227831A1 Schaltwandler Switching Converters
01/14/2004EP1381144A2 Isolating power supply
01/14/2004EP1381103A2 Biocatalytic fuel cell arrangement and method of generating electric power using same
01/14/2004EP1381060A1 Solenoid drive apparatus and drive method
01/14/2004EP1380097A2 Current inverter
01/14/2004CN1468463A Half-bridge gate driver circuit
01/14/2004CN1467904A Zvs/zvt resonant choke with voltage clamp winding
01/13/2004US6678183 DC power conditioning system
01/13/2004US6678180 Power semiconductor module
01/13/2004US6677834 Filtering device for filtering out supply voltage interferences
01/13/2004US6677715 Portable electronic ballast
01/08/2004WO2003034388A3 Circuit for predictive control of boost current in a passive matrix oled display and method therefor
01/08/2004US20040005030 Method and apparatus for providing a miniature, flexible voltage upconverter
01/08/2004US20040004853 Variable voltage switchable fixing apparatus and printer therewith
01/08/2004US20040004590 Method and system for adjusting precharge for consistent exposure voltage
01/08/2004US20040004514 Active filter for reduction of common mode current
01/08/2004US20040004442 Discharge-lamp lighting circuit
01/08/2004DE10244056B3 Verfahren zum Erzeugen eines Satzes von Steuersignalen für einen Umrichter eines aktiven Filters zur Kompensation von Oberschwingungen und anderen Schwingungen und Vorrichtung zur Durchführung derselben A method of generating a set of control signals for an inverter of an active filter for compensation of harmonic oscillations and vibrations and other apparatus for carrying out the same
01/07/2004EP1379109A1 Controller circuit for a half-bridge converter
01/07/2004EP1378980A1 DC power supply unit for consumer electronic products
01/07/2004EP1378941A2 Semiconductor module and power conversion device
01/07/2004EP1378048A2 Method for reducing interference emissions in a dc/dc flyback converter
01/07/2004EP1378047A1 Vsc-converter
01/07/2004CN2598251Y Active power factor correcting module
01/07/2004CN2598250Y Feedforward circuit for pulsewidth modulating circuit
01/07/2004CN2598249Y High-power switch power supply for electroplating
01/07/2004CN1466262A Converter for converting three-phase ac into dc
01/07/2004CN1466242A Assembling structure for interconnecting device
01/07/2004CN1134099C Efficient linear active corrector
01/06/2004US6674659 Switching voltage converter
01/06/2004US6674657 Overvoltage-protective device for power system, AC/DC converter and DC/DC converter constituting the power system
01/06/2004US6674272 Current limiting technique for a switching power converter
01/06/2004US6674268 Swithing regulator utilizing seperate integrated circuits for driving each switch
01/02/2004EP1376843A2 Rectifier bridge thyristor drive
01/02/2004EP1376836A2 Quick-start DC-DC converter circuit and method
01/02/2004EP1376835A1 Capacitor module for power factor correction equipments
01/02/2004EP1376523A2 Driving circuit and display
01/02/2004EP1376522A2 Driving circuit and display
01/02/2004EP1375628A2 Methods and apparatus for treating waste
01/02/2004EP1374382A1 Switch-mode power supply with autonomous primary inverter
01/02/2004EP1374378A1 Device for voltage conversion
01/02/2004EP1374377A1 Control means for a transistor switch circuit
01/02/2004EP1374367A2 Uninterruptible power supply systems and methods using rectified ac with current control
01/02/2004EP1374007A1 Single-stage pfc + ballast control circuit/general purpose power converter
01/02/2004EP1135847B1 Inverter arrangement with three one-phase autotransformers
01/02/2004EP0944950B1 Motor arrangement
01/02/2004CA2434108A1 Drive for a half-bridge inverter
12/2003
12/31/2003WO2004001927A2 Active emi filter
12/31/2003WO2004001925A1 Multiple load protection and control device
12/31/2003WO2003081756A3 Circuit used for power factor correction
12/31/2003WO2003058804A3 Driver circuit for controlling a resonant converter
12/31/2003CN2596657Y Variable central air conditioner power factor correcting circuit device
12/31/2003CN2596656Y AC/DC common voltage switcher
12/31/2003CN2596655Y IGBT power switching circuit capable of realizing soft witch
12/31/2003CN1465130A Active common mode emi filter mitigating conducted electromagnetic interference
12/31/2003CN1464628A Switch power supply no-load control circuit
12/30/2003US6671193 Power source and arrangement for restricting the short-circuit current or rectifier
12/30/2003US6671192 Power apparatus
12/30/2003US6671191 Electric power conversion apparatus
12/30/2003US6671188 Soft-switching power supply
12/30/2003US6671143 Technique for limiting current through a reactive element in a voltage converter
12/30/2003US6670797 Method and device for controlling a dc-dc converter
12/30/2003US6670778 AC power generating apparatus having electrolytic capacitor and ceramic capacitor
12/25/2003US20030234635 Quick-start dc-dc converter circuit and method
12/25/2003US20030234634 Method and system for diagnosing an arm-short of a bi-directional DC/DC converter
12/25/2003US20030234581 Method and apparatus for isolating RFI, EMI, and noise transients in power supply circuits
12/25/2003US20030234245 Multiple load protection and control device
12/24/2003WO2003107520A1 Pwm inverter control method
12/24/2003WO2003107518A2 Active harmonic filter
12/24/2003WO2003073594A3 Method of operating a switched-mode power supply and switched-mode power supply
12/24/2003WO2003041257A3 Converter and method for generation of an overload signal
12/24/2003CN2595110Y Factor corrector for color TV-set switch power supply
12/24/2003CN2595064Y Separateds single-stage power factor correcting converter
12/24/2003CN2595063Y Active power factor corrector with low cost
12/24/2003CN2595062Y Cooler of rectifier cabinet
12/24/2003CN1463483A Active common mode filter connected in A-C line
12/24/2003CN1132301C 自驱动同步整流的方法和电路 Self-driven synchronous rectification method and circuit