Patents for H02M 1 - Details of apparatus for conversion (33,954)
03/1996
03/26/1996US5502630 Power factor corrected rectification
03/26/1996US5502628 AC-DC converter
03/26/1996US5502610 Switching regulator having high current prevention features
03/26/1996US5502370 Power factor control circuit having a boost current for increasing a speed of a voltage control loop and method therefor
03/21/1996WO1996008863A1 Arrangements for reducing the electromagnetic field created by power electronic equipment
03/21/1996DE4435351C1 Verfahren zur Regelung eines als Netzstromrichter fungierenden Vierquadrantenstellers Method for regulating a line power converter functioning as a four-quadrant controller
03/21/1996CA2197805A1 Arrangements for reducing the electromagnetic field created by power electronic equipment
03/20/1996CN1118950A Switch mode power supply with control of output supply voltage and overcurrent
03/20/1996CN1118862A Control apparatus for controlling motor of air conditioner
03/20/1996CN1031374C AC-to-DC converter
03/19/1996US5500576 Low height ballast for fluorescent lamps
03/14/1996WO1996008123A2 Electronic h.f. dimmer for high voltage and low voltage incandescent lamps
03/14/1996WO1996008074A1 Ac/dc unity power-factor dc power supply for operating an electric motor
03/14/1996WO1996008073A1 Power supply having improved power factor
03/14/1996WO1996007960A1 A synchronous switching cascade connected offline pfc-pwm combination power converter controller
03/13/1996EP0701317A2 Power factor control circuit
03/13/1996EP0700592A1 Resonant unity power factor converter
03/12/1996US5499187 Voltage sensing, autoselecting aircraft power supply interface
03/12/1996US5499178 System for reducing harmonics by harmonic current injection
03/12/1996US5498995 Short circuit frequency shift circuit for switching regulators
03/07/1996WO1996007297A2 Circuit arrangement for a discharge lamp comprising a dc-ac converter and a resonance circuit
03/07/1996WO1996007233A1 Miniaturized high frequency direct current power supply
03/07/1996DE4433552A1 Elektronischer HF-Dimmer für Hoch- und Niedervoltglühlampen Electronic RF dimmer for high- and low-voltage light bulbs
03/07/1996DE4431120A1 Switched-mode power supply unit reducing mains harmonic loading
03/06/1996EP0700145A2 Switching power supply with reduced harmonic network load
03/06/1996EP0538324B1 Method for operating a COMBINATORIAL CIRCUIT COMPONENT FOR A TELEVISION RECEIVER
03/06/1996CN1118120A Electric source
02/1996
02/29/1996WO1996006481A2 Control circuit for cryogenically-cooled power electronics employed in power conversion systems
02/29/1996WO1996006389A1 A coupling device presenting and/or dominating a capacitance belonging to a board with a printed circuit
02/29/1996CA2197212A1 Control circuit for cryogenically-cooled power electronics employed in power conversion systems
02/29/1996CA2190458A1 A coupling device presenting and/or dominating a capacitance belonging to a board with a printed circuit
02/28/1996EP0698960A1 Voltage converter with frequency shift protection against overload current
02/28/1996EP0698310A1 High frequency ac/ac converter with power factor correction
02/28/1996CN2221267Y Device for protecting power semiconductor device
02/21/1996EP0697569A1 Control apparatus for controlling motor of air conditioner
02/21/1996EP0697158A1 A low noise multi-output and multi-resonant forward converter for television power supplies
02/15/1996DE4428682A1 Supply for AC load, such as AC motor
02/15/1996DE4428674A1 Controlling switch-off of voltage-controlled IGBT power semiconductor switch
02/15/1996DE19529175A1 Schalt-Stromversorgungssystem für zwei oder mehrere eingangsseitige Spannungspegel A switching power supply system for two or more input-side voltage level
02/14/1996EP0696838A1 Multi phase bridge rectifier circuit with single phase input
02/14/1996EP0696837A1 A.C. to D.C. Voltage Converter
02/08/1996WO1996003794A1 Switched mode power supply
02/08/1996WO1996003791A1 Current supply apparatus, in particular battery-loading apparatus for electric vehicles or the like
02/07/1996EP0500789B1 An uninterrupted power supply system having improved power factor correction circuit
02/07/1996CN2219544Y Jointing piece for fixing base of rectifier
02/01/1996WO1996002976A1 Driver circuit for bridge circuit employing a bootstrap diode emulator
02/01/1996WO1996002969A1 Hybrid filter for reducing distortion in a power system
02/01/1996DE4426764A1 Control of PWM inverter by commands to final control element of pulse pattern generator for three=phase motor
02/01/1996DE4426017A1 Stromversorgungsgerät, insbesondere Batterie-Ladegerät für Elektrofahrzeuge oder dergleichen Power supply, especially battery charger for electric vehicles or the like
02/01/1996DE19526359A1 Active filtering device for distorted harmonic-containing voltage waveform of current supply system
02/01/1996CA2171765A1 Driver circuit for bridge circuit employing a bootstrap diode emulator
01/1996
01/31/1996EP0695024A2 Air conditioning device
01/31/1996EP0695023A1 Switching power supply with snubber circuit
01/31/1996EP0694184A1 Boost converter power supply with reduced losses, control circuit and method therefor
01/30/1996US5488269 Multi-resonant boost high power factor circuit
01/24/1996EP0693818A2 Multi-sectioned power converter having current-sharing controller
01/23/1996US5486992 High voltage direct current power supply with feedback control and circuit protection
01/23/1996CA2149942A1 Multi-sectioned power converter having current-sharing controller
01/18/1996WO1996001517A1 Hvdc transmission
01/18/1996DE4424485A1 Oscillating packet control with minimal feedback effects into grid
01/17/1996CN2217858Y Thyristor phase-shift controller operating in series connection with load
01/17/1996CN2217857Y Device for envenly distributing current while multiple parallel-connected semiconductor devices are running
01/16/1996US5485365 High frequency, high density power conversion system
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
01/11/1996WO1996001002A1 Circuit arrangement
01/10/1996EP0691800A2 Circuit for operating low pressure discharge lamps
01/10/1996EP0691068A1 Furnace equipment
01/09/1996US5483192 Gate power supply circuit
01/09/1996US5483136 EMI filter and method
01/08/1996CA2150527A1 Minimum harmonic distortion operating circuit for at least one low-pressure discharge lamp
01/04/1996WO1996000463A1 Fault detector for voltage source self-commutated power converter
01/03/1996EP0690572A2 Control circuit for semiconductor device
01/03/1996EP0689731A1 Frequency shift circuit for switching regulator
01/03/1996EP0689689A1 Energy saving power control system
01/02/1996US5481449 Efficient, high power density, high power factor converter for very low dc voltage applications
12/1995
12/27/1995EP0689281A1 Switching power supply with sinusoidal current consumption
12/27/1995EP0689280A2 Circuit arrangement for limiting the output voltage of a switch-mode voltage controller
12/26/1995US5479336 DC power-supply unit
12/26/1995US5479333 Power supply start up booster circuit
12/26/1995US5479088 Chopper type DC-DC converter
12/21/1995WO1995034940A1 Improved emi filter topology for power inverters
12/21/1995WO1995034939A1 Power supply comprising means for improving the power factor
12/21/1995CA2192465A1 Improved emi filter topology for power inverters
12/20/1995EP0688076A1 Power supply with power factor correction and protection against failures of the power factor correction
12/19/1995US5477132 Multi-sectioned power converter having current-sharing controller
12/17/1995CA2125996A1 Power supply device
12/13/1995EP0687057A1 Isolated input current sense means for high power factor rectifier
12/13/1995EP0687056A2 Gate drive circuit for power switching device
12/13/1995EP0588843B1 Switch mode power supply with reduced input current distortion
12/13/1995CN1113362A High voltage autoexcitation converting device used in connecting system
12/07/1995WO1995033301A1 A device for converting an alternating voltage to direct current voltage
12/07/1995WO1995033299A1 Switching power supply for the operation of electric lamps
12/07/1995DE4441364C1 Force or energy provision system using wideband noise
12/07/1995DE4418886A1 Cycled power supply for lamps from AC mains or DC source e.g. car battery
12/06/1995EP0685922A1 Low-loss snubber for a power factor corrected boost or buck converter
12/05/1995CA1337702C Multiple location dimming system
11/1995
11/29/1995EP0684685A2 EMI filter and method of designing the same
11/29/1995CN1112696A Pulse width modulated power supply
11/28/1995US5471125 AC/DC unity power-factor DC power supply for operating an electric motor
11/22/1995EP0683560A2 Converter circuit with electronically sustained energy storage device in the DC-link circuit