| Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189) |
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| 08/04/2004 | CN2631117Y Protection device for control circuit memory body of frequency transformer |
| 08/04/2004 | CN1518791A Electronic power circuit |
| 08/04/2004 | CN1518202A Rectification circuit with enhancement separated output transformer circuit |
| 08/04/2004 | CN1518201A Power-supply device for power supplying to discharge lamp |
| 08/04/2004 | CN1518200A Switching power supply unit |
| 08/04/2004 | CN1518184A Inverter parallel connection system and its control method |
| 08/04/2004 | CN1518015A Wound rotor transformer and supply unit using wound rotor transformer |
| 08/04/2004 | CN1517824A Power-supply device and its control method |
| 08/04/2004 | CN1161009C High frequency electronic ballast for multiple-lamp independent operation |
| 08/04/2004 | CN1161006C Preconditioner |
| 08/03/2004 | US6771522 Inverter parallel operation system |
| 07/29/2004 | WO2004064456A1 Three-level dc-ac converter |
| 07/29/2004 | WO2004064204A2 Multiple outlet dc power module |
| 07/29/2004 | US20040145932 Energy transfer multiplexer |
| 07/29/2004 | US20040145930 Power supply circuit |
| 07/29/2004 | US20040145929 Power-supply unit for electronic oven |
| 07/29/2004 | US20040145921 DC to AC inverter |
| 07/29/2004 | US20040145918 Inverter device capable of reducing through-type current |
| 07/29/2004 | US20040145584 Apparatus for supplying power and liquid crsytal display having the same |
| 07/29/2004 | US20040145338 Electric load apparatus electric load controlling method and computer readable recording medium recording program for causing computer to execute control of electric load |
| 07/29/2004 | US20040145337 Inverter drive system |
| 07/29/2004 | DE102004002176A1 Mikrominiatur-Stromrichter Microminiature power converter |
| 07/28/2004 | EP1441575A2 Power supply device for energizing a discharge lamp |
| 07/28/2004 | EP1440611A1 Modular converter unit |
| 07/28/2004 | EP1440605A1 Arc maintenance device for high density discharge lamps including an adaptive waveform monitor |
| 07/28/2004 | EP1440503A1 Dual input ac/dc/battery operated power supply |
| 07/28/2004 | EP1440502A1 Dual input ac and dc power supply having a programmable dc output utilizing a secondary buck converter |
| 07/28/2004 | EP1281234A4 Appliance power supply |
| 07/28/2004 | EP0823147B1 Bridge circuit arrangement |
| 07/28/2004 | CN2629340Y AC variable frequency electric controlling device used for electric digging machine |
| 07/28/2004 | CN2629338Y Motor driving controller for motor vehicle |
| 07/28/2004 | CN1516916A Fault tolerant power supply circuit |
| 07/28/2004 | CN1516091A 驱动电路及显示装置 Drive circuit and a display device |
| 07/28/2004 | CN1159834C Gernerating method of three-level harmonic-trapping width-modulation pulse and pulse generator |
| 07/28/2004 | CN1159833C Single HF power conversion and dynamically pre-loaded sinusoidal inverter circuit |
| 07/28/2004 | CN1159832C Inverter and output voltage control method |
| 07/28/2004 | CN1159762C Process for preparing integrated electric and electronic module based on discrete elements |
| 07/28/2004 | CN1159126C Power source apparatus of device using electric arc |
| 07/27/2004 | US6768284 Method and compensation modulator for dynamically controlling induction machine regenerating energy flow and direct current bus voltage for an adjustable frequency drive system |
| 07/24/2004 | CA2436163A1 Inverter drive system |
| 07/22/2004 | WO2004062078A1 Motor drive device for air conditioner |
| 07/22/2004 | WO2003055052A8 Resonant converter with phase delay control |
| 07/22/2004 | US20040141347 Inverter module for train traction systems |
| 07/22/2004 | US20040141346 Power supply apparatus and image forming apparatus using the same |
| 07/22/2004 | US20040141345 DC to DC converter |
| 07/22/2004 | US20040141344 Isolated low-voltage power supply source |
| 07/22/2004 | US20040141343 Controller and driving method for power circuits, electrical circuit for supplying energy and display device having the electrical circuit |
| 07/22/2004 | US20040141340 Switching power supply circuit |
| 07/22/2004 | US20040141339 Switching power supply device |
| 07/22/2004 | US20040140792 Control IC for low power auxiliary supplies |
| 07/22/2004 | DE19541111B4 Leistungswandler Power converter |
| 07/22/2004 | DE10361032A1 Vibrationsfeste Vorrichtung für Steuerungseinheiten von elektrischen Antriebseinheiten Vibration-proof device for control units of electric drive units |
| 07/22/2004 | DE10356086A1 Umrichtergericht, Antriebssteuerungsgerät und Antriebssteuerungsverfahren Umrichtergericht, drive control apparatus and drive control method |
| 07/21/2004 | EP1438879A1 Self-oscillating bridge circuit comprising a start circuit |
| 07/21/2004 | EP1438784A2 Synchronous rectifier circuit |
| 07/21/2004 | EP1438779A1 Apparatus and method for active filters |
| 07/21/2004 | CN2627727Y Multifunctional power supply unit |
| 07/21/2004 | CN1514791A Marine propulsion system with reduced on-board network deistortion factor |
| 07/21/2004 | CN1514533A Current detecting unit for inverter |
| 07/21/2004 | CN1514525A Direct current voltage balancing circuit of reactive generating device based on chained invertor |
| 07/21/2004 | CN1158761C Switch bridge and electronic ballast using the same |
| 07/21/2004 | CN1158748C Intelligent sputtering ion pump power source controller |
| 07/21/2004 | CN1158747C Control device of transducer |
| 07/21/2004 | CN1158680C 变压器/电抗器 Transformer / reactor |
| 07/20/2004 | US6765452 Method and apparatus for damping an LC filter |
| 07/20/2004 | US6765425 Mosgate device driver for synchronous rectification of a 3 phase sinusoidal source |
| 07/20/2004 | US6765371 Non-isolated DC-DC converter for performing direct current power conversion |
| 07/20/2004 | US6765315 Bi-directional regulator/converter with buck/boost by fuzzy logic control |
| 07/20/2004 | CA2294357C Electrical plug |
| 07/15/2004 | WO2004059747A1 High voltage dc generator circuit |
| 07/15/2004 | WO2004042904A3 Universal multiple device power adapter and carry case |
| 07/15/2004 | US20040136215 Driving circuit configured in a three-phase inverter and driving method thereof |
| 07/15/2004 | US20040136214 Parallel inverter system based on tracking of system power reference |
| 07/15/2004 | US20040136209 Switching power supply device and the semiconductor integrated circuit for power supply control |
| 07/15/2004 | US20040136133 Power supply device and control method thereof |
| 07/15/2004 | DE19832226B4 Vierquadrantenumrichter für mittlere und höhere Spannungen Four-quadrant converter for medium and higher voltages |
| 07/15/2004 | DE19732402B4 Elektrische Busanordnung zur Gleichstromversorgung von Schaltungselementen eines Wechselrichters Electric bus arrangement for DC power supply circuit elements of an inverter |
| 07/15/2004 | DE19533103B4 Schaltungsanordnung zum Betrieb einer Entladungslampe Circuit arrangement for operating a discharge lamp |
| 07/15/2004 | DE10325656B3 Assembly to paint a workpiece by immersion in a bath by electrophoresis has a smoothing unit where the alternating voltage is converted to a direct voltage with a low residual ripple factor |
| 07/15/2004 | DE10319969A1 Verfahren zum Betrieb mehrerer parallelgeschalteter Pulswechselrichter Method for operating a plurality of parallel-connected PWM inverter |
| 07/14/2004 | EP1437770A2 Press-fitting method and rectifying device having press-fitted member |
| 07/14/2004 | EP1436890A1 Three-phase generator with increased output |
| 07/14/2004 | EP1436884A2 Oscillating circuit, converter with such oscillating circuit, and preconditioner with such converter |
| 07/14/2004 | CN1512657A Motor control system |
| 07/14/2004 | CN1512653A Two line full period single phase electricity taking technology |
| 07/14/2004 | CN1512473A Inverter, liquid crystal display device using said device and its lamp monitoring method |
| 07/14/2004 | CN1512286A Solar energy power device and its maximum power point tracing and control method |
| 07/14/2004 | CN1512285A Power supply device for projector |
| 07/13/2004 | US6762937 Power module |
| 07/13/2004 | US6762652 Oscillating circuit, converter with such oscillating circuit, and preconditioner with such converter |
| 07/13/2004 | US6762576 Motor driving device for supplying driving current to a three-phase motor through output transistors |
| 07/13/2004 | US6762561 Radio frequency resonator |
| 07/13/2004 | US6761581 AC interconnection apparatus for supplying AC power from a commercial power system and from a solar cell |
| 07/13/2004 | CA2141441C Polarity reversing dc power supply for remotely located equipment |
| 07/08/2004 | WO2004057749A2 Flexible inverter power module for motor drives |
| 07/08/2004 | WO2004057747A1 Power conversion apparatus |
| 07/08/2004 | WO2004057746A1 Inverter type motor drive unit |
| 07/08/2004 | US20040131114 Pulse width modulation method, pulse width modulator, power conversion method and power converter |
| 07/08/2004 | US20040130921 DC-AC converter and controller IC for the same |
| 07/08/2004 | US20040130918 Space vector PWM modulator for permanent magnet motor drive |