Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
02/1996
02/28/1996CN1117663A inversion and frequency conversion method and device
02/27/1996US5495407 Inverter with sequential processing function
02/27/1996US5495405 Inverter circuit for use with discharge tube
02/27/1996US5495404 For energizing a load
02/27/1996US5495403 Stepped-waveform power converter utilizing a summing transformer and a single inverter bridge
02/27/1996US5495165 High-voltage power supply and regulator circuit for an x-ray tube with transient voltage protection
02/27/1996US5495160 Digital sine wave generator and motor controller
02/23/1996CA2130627A1 Tray unstacker and conveying system
02/22/1996WO1996005648A1 Driving apparatus
02/22/1996WO1996005647A1 Dc content control for an inverter
02/21/1996EP0697763A1 Multi-coupled power converter and its controlling method
02/21/1996EP0697732A2 Driving circuit module
02/21/1996EP0697569A1 Control apparatus for controlling motor of air conditioner
02/20/1996US5493487 For providing current through a load
02/20/1996US5493485 Protection device for stopping operation of an inverter
02/20/1996US5492842 Substrate subassembly and method of making transistor switch module
02/15/1996WO1996004707A1 Multi-resonant inverter
02/15/1996DE4428674A1 Controlling switch-off of voltage-controlled IGBT power semiconductor switch
02/15/1996DE4428354A1 Electronic circuitry for squirrel cage motor
02/15/1996DE4428026A1 Electromagnetic induction converter
02/14/1996EP0696842A1 Inverter for pumps and a pump unit therewith
02/14/1996EP0696838A1 Multi phase bridge rectifier circuit with single phase input
02/14/1996EP0696831A2 Modular power supply system
02/14/1996CN1116785A Inverted bridge absorption circuit energe passive feedback network
02/14/1996CN1116741A AC line stabilization circuitry for high power factor loads
02/13/1996US5491624 AC to DC power conversion system
02/13/1996US5491623 Voltage multiplier using switched capacitance technique
02/13/1996US5491622 Power converter with emergency operating mode for three phase induction motors
02/13/1996US5491392 Power source regenerative apparatus
02/13/1996US5491385 Instant-on screw-in fluorescent lamp
02/11/1996CA2143171A1 Modular power supply system
02/08/1996DE4431397C1 Output current and voltage detection system for pulsed current regulator
02/07/1996EP0500789B1 An uninterrupted power supply system having improved power factor correction circuit
02/07/1996CN1116372A Single-phase high voltage rectification equipment
02/07/1996CN1116369A Power source device
02/07/1996CN1116291A Control method and apparatus for controlling motors of air conditioner
02/06/1996US5489837 AC-DC converter having improved power factor to control feedback signal corresponding to output voltage of constant control circuit
02/06/1996US5489833 Three-phase electronic inverter for variable speed motor
02/06/1996US5489823 Electronic ballast for gas discharge lamp
02/06/1996US5489757 Process for resistance welding arrangement for carrying out the process
02/01/1996WO1996002976A1 Driver circuit for bridge circuit employing a bootstrap diode emulator
02/01/1996DE4426764A1 Control of PWM inverter by commands to final control element of pulse pattern generator for three=phase motor
02/01/1996CA2171765A1 Driver circuit for bridge circuit employing a bootstrap diode emulator
01/1996
01/31/1996EP0695024A2 Air conditioning device
01/31/1996CN2218991Y Solid municipal power isolating trans former
01/31/1996CN1115919A Low-noise operation of a machine fed by a pulse in verter
01/30/1996US5488269 Multi-resonant boost high power factor circuit
01/30/1996CA2056383C A system for discharging electrical power from a high-voltage direct current line
01/25/1996WO1996002085A1 Direct a.c. converter
01/24/1996EP0693820A1 Electric power conversion device for alternating current electric car
01/24/1996CN1115518A Inverter control method and apparatus
01/24/1996CN1115515A Separation purifying voltage stabilizing IC
01/23/1996US5486994 Device for control of the oscillating circuit of a voltage inverter operating under quasi-resonance with pulse modulation regulation
01/23/1996US5486993 Controlling apparatus for high frequency high voltage power source for corona discharge processing
01/23/1996US5486992 High voltage direct current power supply with feedback control and circuit protection
01/23/1996US5486748 Method and apparatus for improved efficiency in a pulse-width-modulated alternating current motor drive
01/18/1996WO1996001523A1 Load-commutated synchronous motor drive
01/18/1996WO1996001517A1 Hvdc transmission
01/18/1996DE4423816A1 AC motor drive supply circuit
01/17/1996EP0692863A2 AC to DC boost switching power conversion
01/17/1996CN1115130A Generator motor for vehicles
01/16/1996US5485364 Power supply for an AF sound output stage
01/16/1996US5485350 To hold a control device that is equipped with heat-producing components
01/16/1996US5485061 Discharge lamp lighting device capable of preventing a flicker due to arc movement
01/16/1996US5485060 Electronic reactor for the supply of discharge lamps with an oscillator circuit to limit the crest factor and to correct the power factor
01/16/1996US5485023 Insulated gate bipolar transistor
01/11/1996WO1996001033A1 A vertically lifted portable electric furnace
01/11/1996WO1996001003A1 Bridge rectifier circuit having active switches and an active control circuit
01/11/1996WO1996000935A1 Externally dimmable electronic ballast
01/11/1996DE4423351A1 DC=AC converter using electromagnetic induction principle
01/11/1996CA2193863A1 A vertically lifted portable electric furnace
01/10/1996EP0557378B1 A power supply circuit with integrated magnetic components
01/09/1996US5483436 Gate drive power supply operable from a source of unregulated DC electric power
01/09/1996US5483433 Voltage control circuit for a multiple stage DC power supply, and applications thereof
01/09/1996US5483192 Gate power supply circuit
01/09/1996US5483146 Control system for a vehicle electrical system
01/09/1996US5483142 Precharge circuit having microprocessor-based firing angle control circuitry
01/09/1996US5483136 EMI filter and method
01/04/1996WO1996000463A1 Fault detector for voltage source self-commutated power converter
01/04/1996DE19523985A1 Control system for hybrid vehicle
01/04/1996DE19519238A1 Oscillation damping in inverter-fed induction motor
01/03/1996EP0690541A1 Electronic apparatus having two power supply modes
01/03/1996EP0689732A1 Process and regulating arrangements for d.c. transmission
01/03/1996EP0689729A1 Process and regulating arrangement for d.c. transmission and a regulating device
01/03/1996EP0611496B1 Amplifying tubes heated by transformed a.c.
01/03/1996CN1030634C Inverter device
01/02/1996US5481448 Multilevel inverter having voltage dividing capacitors distributed across multiple arms
01/02/1996US5481447 Switched capacitance voltage multiplier with commutation
01/02/1996US5481446 Pulse width modulated system for driving an inductive load
01/02/1996US5481160 Electronic ballast with FET bridge inverter
12/1995
12/27/1995EP0689292A2 Bridge control circuit and method
12/27/1995EP0688626A1 Control equipment for resistance welding machine
12/26/1995US5479336 DC power-supply unit
12/26/1995US5479172 Power supply and power enable circuit for an RF/ID transponder
12/26/1995US5479074 Electronic ballast with pre-conditioner circuit
12/26/1995CA2104032C Power conversion control apparatus
12/21/1995WO1995034948A1 Three phase power bridge assembly
12/21/1995WO1995034942A1 Flat-topping unit
12/21/1995WO1995034941A1 Digital pulse width modulator with integrated test and control
12/21/1995WO1995034939A1 Power supply comprising means for improving the power factor