Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
09/2002
09/04/2002EP1166430B1 Universal power module
09/04/2002EP1074086A4 Rotating induction apparatus
09/04/2002EP0914708B1 Low stray interconnection inductance power converting module for converting a dc voltage into an ac voltage, and a method therefor
09/04/2002CN2509776Y Power source control circuit for DC brushless fan motor
09/04/2002CN2509773Y High-frequency switch inverter
09/04/2002CN1367950A Inverter apparatus for driving compressor motor and method for manufacturing apparatus
09/04/2002CN1367573A Electric source device
09/04/2002CN1367410A Induction heating roller device, heating roller, photographic fixing equipment and imaging device
09/03/2002US6445879 Apparatus and method for braking a washing machine
09/03/2002US6445658 Disk reproducing speed control method and a disk reproducing apparatus using this method
09/03/2002US6445089 Uninterruptible power system
09/03/2002US6443875 Treadmill motor control
08/2002
08/29/2002WO2002050897A3 Electronic power circuit
08/29/2002US20020118559 Inverter, power supply system and method of reducing leakage current in power supply system
08/29/2002US20020118558 Unified power architecture with dynamic reset
08/29/2002US20020118556 Power converters with ac and dc operating modes and methods of operation thereof
08/29/2002US20020118555 Inverter or converter by current injection, provided with a circuit whose generating frequency for the alternating voltage is adjusted by the load's resonant frequency, cycle to cycle, without lags
08/29/2002US20020118554 Power supply apparatus comprising a voltage detection circuit and method for using same
08/29/2002US20020118553 AC-to-DC converter
08/29/2002US20020118552 Power supply apparatus for the reduction of power consumption
08/29/2002US20020118497 Reverse voltage protection for motor drive
08/29/2002US20020118496 Active snubber circuit for electrical rotary actuator
08/29/2002US20020118049 Half-bridge inverter circuit
08/29/2002US20020118001 System and method for highly phased power regulation
08/29/2002US20020117716 Power mosfet device, structures employing the same and methods of fabrication
08/28/2002EP1235341A2 Active snubber circuit for electrical rotary actuator
08/28/2002EP1235339A2 Inverter, power supply system and method of reducing leakage current in power supply system
08/28/2002EP1235338A2 Circuit for convertion of AC into DC
08/28/2002EP1235337A2 Circuit for convertion of AC into DC
08/28/2002CN2508457Y Resonant voltage controlled power inverter
08/28/2002CN2508456Y Power switching device
08/28/2002CN2508455Y Electric AC power supply using three-level bridge circuit topology
08/28/2002CN1366730A Ac-dc变换器 Ac-dc converter
08/28/2002CN1366378A H-bridge triple three-phase reverse-conversion power supply
08/28/2002CN1089965C Current converter
08/27/2002US6442053 MOSFET rectifier circuit with operational amplifier feedback
08/27/2002US6442051 Full thyristor bridge circuit with free wheeling diode for de-excitation control and stability sensing
08/27/2002US6442049 Power conversion device with power source voltage drop detection unit
08/27/2002US6442023 Electronic power device
08/27/2002US6441509 Controller for battery-operated vehicle
08/27/2002US6441317 Semiconductor module and inverter device
08/27/2002CA2110011C Technique for decoupling the energy storage system voltage from the dc link voltage in ac electric drive systems
08/26/2002CA2347233A1 Active snubber circuit for electrical rotary actuator
08/22/2002WO2002065628A1 Power outputting device and vehicle mounting it, control method, storing medium and program for the power outputting device, drive device and vehicle mounting it, and, control method, storing medium and program for the drive device
08/22/2002WO2002065611A1 Power system having generator driven by engine
08/22/2002WO2002065609A1 Overload current protection device using magnetic impedance element
08/22/2002US20020114356 Synchronization system and synchronization method of multisystem control apparatus
08/22/2002US20020114177 Vehicular modular design multiple application rectifier assembly
08/22/2002US20020114176 Low-noise switching power supply
08/22/2002US20020114172 Converter circuit and method with auxiliary supply voltage
08/22/2002US20020114115 Semiconductor device
08/22/2002US20020114081 Laser scanning optics and laser scanning method using the same
08/22/2002US20020113577 Charging system for battery-powered drive system
08/22/2002DE10103941A1 Elektronischer Frequenzumformer mit einer Kühleinrichtung Electronic frequency converter with a cooling device
08/21/2002EP1232556A1 Expandable hybrid electric generator and method therefor
08/21/2002EP1232555A1 Pulse-width modulated bridge circuit within a second bridge circuit
08/21/2002CN1365535A Single-phase converter loop converter and refrigeration cycle device
08/21/2002CN1365534A Radio frequency power source for genrating an inducively coupled plasma
08/21/2002CN1365180A Soft switching whole bridge connection circuit converter
08/21/2002CN1364705A Vehicle controller
08/20/2002US6438010 Drive circuits for microelectromechanical systems devices
08/20/2002US6438009 Reducing voltage transients across a MOSFET in a synchronous rectifier in a DC/DC converter
08/20/2002US6438007 Control circuit for paralleling power supplies and method of operation thereof
08/20/2002US6438004 Power conversion apparatus utilizing soft switching resonant snubber circuitry
08/20/2002US6438001 Circuit arrangement
08/20/2002US6438000 Noise-cut filter
08/20/2002US6437998 Rectifying circuit and control method therefor
08/20/2002US6437997 Control device for electric power translating device
08/20/2002US6437996 Electrical power transmission system
08/20/2002US6437995 Control system adapted to control operation of an ac/dc converter
08/20/2002US6437516 Unsaturating transformer, an electronic ballast using the transformer, and a self-ballasted
08/20/2002CA2249938C Multiple inverter system
08/15/2002WO2002063931A1 Universal cascade of heavy current and high voltage, type-2001
08/15/2002WO2002063765A2 Integrated fet and driver
08/15/2002WO2002063758A1 A converter device and a method for the control thereof
08/15/2002WO2002063757A1 A converter apparatus and a method for control thereof
08/15/2002WO2002063755A1 A waveform converting method and apparatus
08/15/2002WO2002063754A1 Self-oscillating circuit for driving high-side and low-side switching devices with variable width pulses
08/15/2002WO2002063695A1 Insulated-gate bipolar transistor, semiconductor device, method of manufacturing insulated-gate bipolar transistor, and method of manufacturing semiconductor device
08/15/2002US20020110013 Coreless superthin PCB transformer and non-contact battery charger using the same
08/15/2002US20020110010 Reverse recovery circuit, method of operation thereof and asymmetrical half-bridge power converter
08/15/2002US20020110007 Permanent magnet generator and generator control
08/15/2002US20020109487 Phase-controlled AC-DC power converter
08/15/2002US20020109471 Self-oscillating circuit for driving high-side and low-side
08/15/2002US20020109467 Discharge-lamp lighting circuit
08/15/2002US20020109412 Power conversion apparatus and methods using balancer circuits
08/15/2002US20020109152 Power semiconductor module
08/14/2002EP1231704A2 Energy converter
08/14/2002EP1118151B1 Electrical power transmission system
08/14/2002EP1095444B1 Power factor correction application
08/14/2002EP1088386B1 Half bridge module
08/14/2002EP0932930B1 Electronic power control having a switched-mode power supply
08/14/2002EP0932929B1 Active rectifier circuit
08/14/2002CN1363989A Converter controlled power generator
08/14/2002CN1363985A Passive soft switch circuit for multi-level inverse conversion bridge
08/14/2002CN1363976A UPS and method for improving its transient response time
08/14/2002CN1363975A UPS and method for widening its input voltage range
08/14/2002CN1363940A Superthin PCB transformer without magnetic core and battery charger therewith
08/14/2002CN1089203C Duplication controller and fault recovery method
08/13/2002US6434031 Driving a quadrupole mass spectrometer via an isolating stage