Patents for H02M 1 - Details of apparatus for conversion (33,954)
10/1996
10/29/1996US5570006 A.C. storage module for reducing harmonic distortion in an A.C. waveform
10/24/1996WO1996033548A1 Method for processing pwm waves and devices therefor
10/24/1996DE19514537A1 Verfahren zur Ansteuerung der Stromrichterventile von gleichstromseitig in Reihe geschalteten Parallelschwingkreiswechselrichtern A method of driving the converter valves of the direct current side connected in series parallel resonant circuit inverters
10/23/1996CN1134204A Driver circuit for bridge circuit employing bootstrap diode emulator
10/23/1996CN1134062A Inverter device
10/22/1996US5568373 Tolerant power converter
10/22/1996US5568369 Method for operating a voltage converter, and a voltage converter and its application
10/22/1996US5568368 Square-wave converters with soft voltage transitions for ac power distribution systems
10/22/1996US5568347 Load driving circuit with protective circuit
10/22/1996US5568041 Low-cost power factor correction circuit and method for electronic ballasts
10/22/1996CA2062048C Apparatus for triggering a plurality of thyristor devices
10/17/1996WO1996032774A1 Circuit for supplying power, without the need for a battery, to the electronic control unit of a machine driven by an internal-combustion engine
10/17/1996WO1996032772A1 Half-bridge driver circuit
10/17/1996WO1996032770A1 Large signal linear digital substantially unity power-factor controller for controlling a power supply
10/17/1996CA2218023A1 Circuit for supplying power, without the need for a battery, to the electronic control unit of a machine driven by an internal-combustion engine
10/16/1996EP0737906A2 A power system and method of providing a supply voltage to a computer
10/16/1996CN1133508A Switch type power source with protective circuit
10/15/1996US5566063 Electronic power converter circuit arrangement and method for driving same
10/15/1996US5565762 DC/DC converter and audio device incorporating the same
10/15/1996US5565761 Synchronous switching cascade connected offline PFC-PWM combination power converter controller
10/10/1996WO1996031932A1 Thyristor valve for a converter intended for use in power transmission by means of high-voltage direct current
10/09/1996EP0736958A2 Circuit for generating a galvanically isolated DC output voltage
10/09/1996EP0736957A1 Reduction of harmonic content of the current absorbed from the mains by a switching power supply
10/08/1996US5563781 Dual-mode power converter
10/08/1996US5563536 Driver circuit having low voltage detection and high current detection
10/03/1996WO1996031003A1 Circuit arrangement for controlling a triac
10/03/1996WO1996030994A1 Method and means for supervision of valve units
10/02/1996DE19531758A1 Sinusoidal AC=DC voltage converter with primary-switched transformers
10/02/1996DE19525897C1 Electric circuit system with microprocessor connected at DC source
10/02/1996CN1132420A Switching mode power supply capable of reducing response time thereof
10/01/1996US5561595 Power inverter with input line conditioning
09/1996
09/24/1996US5559688 For interposition between an ac power source and a dc load
09/24/1996US5559656 IGBT switching voltage transient protection circuit
09/24/1996US5559421 Apparatus for removing harmonic components of an electric power frequency generated in electric power generation equipment
09/24/1996US5559396 Ballast filtering scheme for reduced harmonic distortion
09/24/1996US5559340 Photocoupler capable of effecting phase control with an embedded junction capacitor
09/19/1996WO1996028878A1 Switched-mode power supply with synchronous preconverter
09/19/1996WO1996028876A1 Electric circuit
09/19/1996DE19516652A1 Inverter connected between rectifier powered by AC source and discharge lamp
09/18/1996EP0732797A1 Power factor correction
09/18/1996EP0732007A1 Controlled electronic switch
09/18/1996EP0732002A1 Rectifier bridge apparatus
09/18/1996CN1131477A Fault detector for voltage source self-commutated power converter
09/18/1996CN1131476A Circuit arrangement
09/17/1996US5557174 Electronic ballast with dimmer and harmonics filter for supplying a load, for example a lamp
09/12/1996DE19508348A1 Intermediate circuit capacitor charger for three=phase bridge network e.g. of static converter, such as frequency changer
09/10/1996US5555168 For connection to an ac power line
09/10/1996US5555166 Self-timing power-up circuit
09/10/1996US5555148 Overvoltage protection device for capacitor externally connected to power IC
09/06/1996WO1996027230A1 Protective circuit for series-connected power semiconductors
09/04/1996EP0730340A1 Fault detector for voltage source self-commutated power converter
09/04/1996EP0667054A4 Harmonic controller for an active power line conditioner.
09/04/1996CN2234663Y DC loop zero voltage switching device
09/03/1996US5552979 Isolated current sensor for DC to high frequency applications
09/03/1996US5552976 EMI filter topology for power inverters
08/1996
08/29/1996WO1996017424A3 Pre-regulator with protection against voltage ringing on turn-off
08/29/1996DE19607201A1 Anti-HF-noise filter for voltage source inverter
08/29/1996DE19605493A1 Voltage supply device with AC-fed full=wave rectifier e.g. for discharge lamp lighting system
08/29/1996DE19505417A1 Step-down/step-up DC=DC converter with power factor correction PFC
08/28/1996EP0729220A1 Control method for bidirectional electrical current and soft switching voltage inverter
08/27/1996US5550730 Power converting apparatus for system interconnection
08/27/1996US5550498 Method and apparatus for charge pulse-width modulation control
08/27/1996US5550458 Low-loss snubber for a power factor corrected boost converter
08/22/1996WO1996025788A1 Device for converting a resistance value into a control signal which depends on the resistance value, and electrical apparatus comprising such a device
08/20/1996US5548503 Snubber circuit for switching power supply
08/20/1996US5548199 Optimal power supply for an electric motor
08/20/1996US5548165 Hybrid filter for reducing distortion in a power system
08/15/1996WO1996024983A1 Method and device for filtering and damping conducted interference caused by ultimate consumers
08/14/1996EP0726696A2 Power factor circuit
08/14/1996EP0726640A2 AC/DC converter power supply circuit
08/13/1996US5546294 Resonant converter with wide load range
08/07/1996EP0725475A1 DC converter with improved power factor
08/07/1996EP0724791A1 Converter circuit
08/06/1996US5544033 Devices and methods for suppressing oscillations in voltage converters
08/06/1996US5543740 Integrated half-bridge driver circuit
08/06/1996CA2071082C Switching power source
08/01/1996DE19502042A1 Schaltnetzteil mit einer Hilfsschaltung zur Speisung eines Taktgebers Switching power supply with an auxiliary circuit for supplying a clock
07/1996
07/31/1996EP0724328A1 Electric power circuit having means for suppressing generation of harmonics flowing back to AC power source
07/31/1996EP0724327A1 Power supply with power factor correction
07/31/1996EP0580742B1 Universal input voltage power supply
07/30/1996US5541828 Multiple output converter with continuous power transfer to an output and with multiple output regulation
07/30/1996US5541540 MOS half-bridge drive circuit, particularly for power MOS half-bridges
07/28/1996CA2168179A1 Dc supply with power factor corrector
07/24/1996EP0723331A2 Control of stored magnetic energy in power converter transformers
07/24/1996CN1127574A Universal power converter with single, shared power transformation circuit
07/24/1996CN1032397C Arrangement for controlling phase of thyristor
07/23/1996US5539300 Power supply device
07/18/1996WO1996021894A1 Method and apparatus for electronic power control
07/18/1996WO1996021893A1 Switching power supply with an auxiliary circuit to power a beat generator
07/16/1996US5537305 Synchronously tuned power converter method and apparatus
07/16/1996US5537026 Method and apparatus for power controller operation using master and slave firing units
07/11/1996WO1996021262A1 Transmission line power flow controller with unequal advancement and retardation of transmission angle
07/11/1996CA2209312A1 Transmission line power flow controller with unequal advancement and retardation of transmission angle
07/10/1996EP0720786A1 Switched mode power supply
07/09/1996US5535114 Power converter
07/04/1996DE4447446A1 Circuit arrangement of power supply e.g. for local DC railway passenger vehicle
07/03/1996EP0720277A1 Snubber circuit, switching power-supply, and saturable inductor used for them
07/03/1996EP0719475A1 Driver circuit for bridge circuit employing a bootstrap diode emulator
07/03/1996CN1125861A Anti-strong-jamming non-interruption power source
07/02/1996US5532918 High power factor switched DC power supply