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)
09/2003
09/11/2003US20030169605 Device and method for inhibiting power fluctuation
09/11/2003US20030169107 Method and system for proportional plus integral loop compensation using a hybrid of switched capacitor and linear amplifiers
09/11/2003US20030169014 Universal energy regulating controller circuit
09/11/2003US20030168996 Electronic device, or dimmer, for regulating the power supply applied to a load
09/11/2003US20030168917 Dual input AC/DC power converter having a programmable peripheral power hub module
09/11/2003US20030168916 DC-DC converter circuit, power supply selection circuit, and apparatus useful for increasing conversion efficiency
09/11/2003DE20309706U1 Zero voltage switching circuit for a full bridge converter using MOSFET switching devices
09/10/2003EP1343357A2 Electronic device, or dimmer, for regulating the power supply applied to a load
09/10/2003CN1441992A Method for recognition and/or limiting short-circuit state of switching converter and switching converter
09/10/2003CN1441991A Switched mode power supply comprising function for recognition of broken feedback loop
09/10/2003CN1441989A Protective circuit for thyristor bridge connected with power source
09/09/2003US6618278 Electric power conversion/inversion apparatus
09/09/2003US6618277 Apparatus for reducing the supply noise near large clock drivers
09/09/2003US6618235 Snubber circuit
09/04/2003WO2003073594A2 Method of operating a switched-mode power supply and switched-mode power supply
09/04/2003WO2003073579A1 Apparatus for preventing erroneous input of power supply
09/04/2003US20030165072 H-bridge with single lead frame
09/04/2003US20030165070 Power apparatus
09/04/2003US20030165069 Method and system for providing a dc voltage by overlaying a plurality of ac signals
09/04/2003DE10154479C2 Umrichter und Verfahren zur Generierung eines Überstromsignals Inverter and method for generating an overcurrent signal
09/03/2003EP1340191A1 Voltage regulator circuit for chipcard ics
09/03/2003EP1339560A1 Variable voltage regulator for electronic automobile accelerator
09/03/2003CN2571059Y Three-terminal lead-in wire reactor and high power coefficient harmonic suppressor made thereby
09/03/2003CN1440586A Switching DC-DC converter
09/03/2003CN1439473A Arc component processing power source with component for reducing switch loss
09/03/2003CN1120559C Detection circuit for AC power synchronous signal
09/02/2003US6614670 Isolation circuit for providing isolation from a switch of a welding power supply
09/02/2003US6614669 Power supply starting system
09/02/2003US6614668 Method and system for limiting in rush current of a power supply filter
09/02/2003US6614667 Method and apparatus for driving switching element in power converter
09/02/2003US6614197 Odd harmonics reduction of phase angle controlled loads
08/2003
08/28/2003US20030161169 Single-stage converter compensating power factor
08/28/2003US20030161168 Three-phase rectifier
08/28/2003US20030161167 Interleaved converter power factor correction method and apparatus
08/28/2003US20030161166 System using a power converter
08/28/2003US20030161083 Method for protecting a dc generator against overvoltage
08/28/2003US20030160596 Logic controlled high voltage resonant switching power supply
08/28/2003US20030160516 Matrix converter for transforming electrical energy
08/28/2003US20030160286 Protective circuit for a network-controlled thyristor bridge
08/27/2003EP1339053A1 Optical power level-controlling device for reduced reproduction jitter
08/27/2003EP1338084A1 Power conversion device
08/27/2003EP1338080A2 Voltage clamping system and method for a dc/dc power converter
08/27/2003EP1338078A1 A method of determining a required inductance-current relationship for an inductor
08/27/2003CN2569507Y Energy saving lamp power factor regulation circuit
08/27/2003CN1438761A Power-supply regulation
08/27/2003CN1438760A Soft-switch hidden-arc welding contrarariant power supply with double closed-loop control
08/27/2003CN1438758A Control apparatus for rectifier valve
08/27/2003CN1119800C Electric appliance
08/26/2003US6611443 High voltage converter system
08/26/2003US6611442 Controlled rectifier equipment with sinusoidal waveform supply current
08/26/2003US6611441 Method of reducing leakage current in power supply systems
08/26/2003US6611440 Pulsating, direct current, voltage mechanism receives power from alternating current source; spiral wound filter capacitors
08/26/2003US6611187 Magnetic core, coil assembly and power supply circuit using the same
08/26/2003US6611132 DC-DC converter, power supply circuit, method for controlling DC-DC converter, and method for controlling power supply circuit
08/26/2003US6611130 Zero voltage, zero current switching power factor correction converter with low conduction loss and low switching loss
08/21/2003WO2003034383A3 Drive circuit for adaptive control of precharge current and method therefor
08/21/2003US20030156439 Drive circuit
08/21/2003US20030156438 Soft start circuit for regulated power supply
08/21/2003US20030156437 Building block for series connection in high power converter
08/21/2003US20030156435 Arc-machining power supply with switching loss reducing element
08/21/2003US20030156434 Power supply apparatus
08/21/2003US20030156432 Matrix converter for transforming electrical energy
08/21/2003US20030156365 Method for recognition and/or limiting the short-circuit state of a switching converter and switching converter
08/21/2003US20030156101 Adaptive control boost current method and apparatus
08/21/2003US20030155874 Reduction of interference currents in a group of synchronized, variable speed electric drives
08/21/2003US20030155814 Device for power supply in a multi-voltage electric system of a motor vehicle
08/21/2003US20030155811 Remote input/output device
08/20/2003EP1337033A2 Arc-machining power supply with switching loss reducing element
08/20/2003EP1337030A2 Control for converter valves
08/20/2003EP1336239A2 Leakage energy recovering system and method for flyback converter
08/20/2003EP1264384B1 Method and device for controlling a converter
08/20/2003CN2567863Y Electromagneitc compatible filter circuit of frequency conversion air conditioner
08/20/2003CN2567862Y Sealing structure of converter case
08/20/2003CN2567861Y V-shaped fin type explosion-proof frequency transformer
08/20/2003CN1437789A Device for effecting the basic interference suppression of a matrix converter
08/20/2003CN1437310A Great-power switching voltage regulator with no electromagnetic pollution
08/20/2003CN1437309A ÔÇÿZero-rippleÔÇÖ reactor
08/20/2003CN1437308A Integral switching power source with zero-ripple switching modulation rectification and off-line conversion
08/20/2003CN1118922C Improved structure of modular power source
08/20/2003CA2418192A1 Remote input/output device
08/19/2003US6608770 Passive control of harmonic current drawn from an AC input by rectification circuitry
08/14/2003WO2003067745A2 Static electric power converter for modulating electric power exchanged between at least a voltage source and a current source
08/14/2003WO2003067744A1 Method for starting power source apparatus, circuit for starting power source apparatus, power source apparatus
08/14/2003WO2003067743A1 Power factor correction circuit
08/14/2003WO2003044933B1 A parallel feed-forward compensating type power factor correction circuit for a three-phase power source
08/14/2003WO2002061926A3 Isolated drive circuitry used in switch-mode power converters
08/14/2003US20030151936 Dual input AC and DC power supply having a programmable DC output utilizing a secondary buck converter
08/14/2003US20030151932 Control circuit for current converter valves
08/14/2003US20030151927 Synchronous rectifier self gate drive for zero voltage switching power conversion circuits
08/14/2003US20030151893 Power converter having improved fluid cooling
08/14/2003US20030151870 Device for voltage transformation
08/14/2003CA2475420A1 Circuit arrangement for power factor correction
08/13/2003EP1335475A1 Dual capacitor/battery charger
08/13/2003EP1334550A2 Dc-dc converter with reduced input current ripples
08/13/2003CN1436394A Switching converter
08/13/2003CN1435941A Terminal rack connected with rivetting pressing column
08/12/2003US6606258 Voltage reference translation system and an electronic circuit employing the same
08/12/2003US6605976 Half-bridge circuit
08/12/2003US6605975 Integrated circuit
08/07/2003WO2003065539A1 Power factor correcting circuit for uninterrupted power supply
1 ... 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 ... 340