Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 1 - Details of apparatus for conversion
Patents for H02M 1 - Details of apparatus for conversion (33,954)
03/2003
03/18/2003US6535404 Controlling operation of an AC/DC converter
03/18/2003US6535403 Systems and methods for inverter waveform smoothing
03/18/2003US6534930 Discharge lamp lighting circuit with protection circuit
03/13/2003WO2003021760A1 Voltage regulator with clamping circuit
03/13/2003US20030048648 Current sense and control of DC/DC converters
03/13/2003US20030048646 Method and apparatus for dissipative clamping of an electrical circuit
03/13/2003US20030048643 Method and circuit for start up in a power converter
03/13/2003US20030048116 Driving control device, power converting device, method of controlling power converting device and method of using power converting device
03/13/2003US20030048005 Advanced power distribution system
03/13/2003US20030048003 Method for simultaneous output ramp up of multiple regulators
03/12/2003EP1290777A2 Switching transformer
03/12/2003EP1018208B1 Phase controlled dimming system with active filter for preventing flickering and undesired intensity changes
03/12/2003CN1402417A Power current transformer
03/11/2003US6532200 Voltage supply adaptable to current highest voltage demand
03/11/2003US6532161 Power supply with flux-controlled transformer
03/11/2003US6532160 Switching power supply
03/11/2003US6531856 Power source system for reducing power consumption in an intermittent mode of operation
03/11/2003US6531854 Power factor correction circuit arrangement
03/06/2003WO2003019780A1 Half-bridge circuit
03/06/2003US20030045041 Semiconductor power conversion apparatus
03/06/2003US20030043609 DC apparatus and vehicle using the same
03/06/2003US20030043607 Passive control of harmonic current drawn from an AC input by rectification circuitry
03/06/2003US20030043605 A method for controlling a vehicle provided with an electronic power converter
03/06/2003US20030043602 Switching power supply
03/06/2003US20030043601 Method and apparatus for trimming current limit and frequency to maintain a constant maximum power
03/06/2003US20030043600 Soft-switching power supply
03/06/2003US20030043520 Control arrangement and method for power electronic system
03/06/2003US20030042967 Half-bridge circuit
03/06/2003US20030042939 Semiconductor power converting apparatus
03/06/2003US20030042881 Programmable power supply
03/06/2003US20030042797 Circuit for the generation of electric power induced to bear opposite polarity in the pulsating power supply
03/06/2003DE10127777C1 Vorrichtung und Verfahren zur Leistungssteuerung von an ein Wechselspannungs-Versorgungsnetz angeschlossenen elektrischen Verbrauchern Apparatus and method for power control of devices connected to an AC supply network electrical consumers
03/05/2003EP1289111A1 Single phase to three phase converter
03/05/2003EP1289110A1 Switching power supply
03/05/2003EP1289109A2 Soft-switching power supply
03/05/2003EP1289108A2 Apparatus for noise current reduction in power converters
03/05/2003EP1289107A2 Method and apparatus for trimming current limit and frequency to maintain a constant maximum power
03/05/2003EP1289105A2 Passive control of harmonic current drawn from an AC input by rectification circuitry
03/05/2003CN2539347Y Portable secondary contravariant standard power
03/05/2003CN2539346Y Multifunctional electric energy converter
03/05/2003CN2539342Y Sealed converter
03/05/2003CN2539341Y Epoxy rsin sealed converter
03/05/2003CN1401154A Preconditioner
03/05/2003CN1400727A Digital single-phase synchro thyristor phase-shifting device and its phase-shifting triggering method
03/04/2003US6529389 Universal input miniature power supply with a single split transformer primary winding
03/04/2003US6529061 Semiconductor device
02/2003
02/27/2003WO2003017457A1 An arrangement for an electrical converter
02/27/2003WO2003017453A1 Pfc apparatus for a converter operating in the borderline conduction mode
02/27/2003WO2003017452A2 Fault tolerant power supply circuit
02/27/2003US20030039130 Alternator system
02/27/2003US20030038706 Power converter with shunt resistor
02/27/2003US20030038699 Power converter
02/26/2003EP1286241A1 Improved power supply input circuit with regard to power failure
02/26/2003CN2538098Y Assembling structure of power supply device
02/26/2003CN1399405A 半导体装置 Semiconductor device
02/25/2003US6525950 Semiconductor device and electric power conversion device
02/25/2003US6525948 Apparatus and method for the detection of circuit irregularities and for circuit protection of a power supply
02/25/2003US6525592 Integrated sine wave generating circuit
02/25/2003US6525435 Proportional distribution of power from a plurality of power sources
02/25/2003US6525418 Semiconductor device
02/20/2003WO2003015277A1 A series power switch bridge having the ability of automatic voltage-sharing
02/20/2003WO2003015249A1 ELECTRIC POWER ENERGY SAVER BY USING RANGE BETWEEN 500 NM $M(k) 600 NM AND 1,000 NM $M(k) 10,000 NM OPTICAL FILTER AND BY USING OF SEMI-CONDUCTOR EXCITED THE ENERGY OF BALANCE ENERGY
02/20/2003WO2003015235A1 Electrical distribution system and method for a vehicle with two networks having different voltage levels
02/20/2003US20030035311 Method and apparatus for active inrush current control for AC to DC converters
02/20/2003US20030035310 Apparatus for reducing the supply noise near large clock drivers
02/20/2003US20030034853 Pulse width modulation integrated circuit chip
02/20/2003US20030034822 Local supply generator for a digital cmos integrated circuit having an analog signal processing circuitry
02/20/2003US20030034765 PWM controller having off-time modulation for power converter
02/20/2003US20030034760 Technique for limiting current through a reactive element in a voltage converter
02/18/2003US6522557 Inverter device
02/18/2003US6522544 Power module
02/18/2003US6522178 Controlling high side devices without using level shift switches
02/18/2003US6522109 Power conversion apparatus
02/18/2003US6522108 Loss and noise reduction in power converters
02/13/2003WO2003012965A1 Switched-mode power supply with a damping network
02/13/2003WO2002047443A3 Improved control circuit for power factor corrected electronic ballasts and power supplies
02/13/2003US20030031038 Semiconductor apparatus, power converter and automobile
02/13/2003US20030031035 Switching power unit
02/13/2003US20030030956 Current detection and overcurrent protection for transistors in pulse-width modulation amplifier
02/13/2003US20030030421 Power supply unit
02/13/2003US20030030420 Load driving apparatus
02/13/2003US20030030385 AC power generating apparatus having electrolytic capacitor and ceramic capacitor
02/12/2003EP1283588A2 Inductor with switch mode controlled value
02/12/2003EP1283587A2 Power supply
02/12/2003EP0956742B1 Electronic ballast with lamp current valley-fill power factor correction
02/12/2003EP0938813B1 Quick-reset circuit for auxiliary power supply
02/12/2003CN2535971Y Digital-controlled electroplating power source
02/12/2003CN2535969Y Liquid crystal screen with power source conversion function
02/12/2003CN1396694A Power supply adapter for portable electronic device
02/11/2003US6519168 High frequency DC to AC inverter
02/11/2003US6519164 Single power stage AC/DC forward converter with power switch voltage clamping function
02/11/2003US6518739 Zero-voltage-switch snubber circuit
02/06/2003WO2003010876A2 Power factor correction circuit with a coil
02/06/2003WO2003009690A2 Oscillating circuit, converter with such oscillating circuit, and preconditioner with such converter
02/06/2003US20030026118 3-Level inverter apparatus
02/06/2003US20030026117 Method and device for controlling a converter
02/05/2003CN2534730Y Capacitance low-loss transformer
02/05/2003CN1395351A Power supply including thermoelectric capacity
02/04/2003US6515883 Single-stage power converter and an uninterruptible power supply using same
02/04/2003US6515880 Soft-start control for DC/DC switching regulators
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