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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08/31/2005 | EP1569502A1 Printed circuit board structure for motor driving device |
08/31/2005 | EP1569324A1 Drive apparatus, control method and program storage medium for the drive apparatus, and power output apparatus |
08/31/2005 | EP1186094B1 Method and apparatus for converting a dc voltage to an ac voltage |
08/31/2005 | CN1663103A DC/AC converter and its controller IC |
08/31/2005 | CN1662119A Printed circuit board structure for motor driving device |
08/31/2005 | CN1661901A Circuit of driving converter in semi bridge type by using push-pull control chip |
08/31/2005 | CN1661900A Circuit for driving full bridge type current converter by using push pull type control chip |
08/31/2005 | CN1661899A Semiconductor power converter |
08/31/2005 | CN1217475C Control method of bridge electric transverter |
08/31/2005 | CN1217472C Inverter |
08/31/2005 | CN1216758C Train operation controlling system and train using same |
08/30/2005 | US6937489 Sigma-delta modulation inverter with programmable waveform output |
08/30/2005 | US6937488 Power supply and method for generating switching signal for turning on/off switching element of converter unit constituting power supply |
08/30/2005 | US6937486 Methods and controllers for suppressing DC magnetic deflection of transformer |
08/30/2005 | US6937034 Absolute value calculating element for converting AC signals into DC signals |
08/30/2005 | US6936799 Induction heating cooker and method for operating the same |
08/25/2005 | WO2005078929A1 Power-supply apparatus |
08/25/2005 | WO2005078889A1 Power converter |
08/25/2005 | WO2005077703A1 Electric drive system |
08/25/2005 | WO2005011099A3 Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer to perform control of generator-motor apparatus is recorded |
08/25/2005 | US20050187752 Method and apparatus for signal phase locking |
08/25/2005 | US20050185434 System for controlling the dissipated power supply of a power stage working in a mixed Linear/PWM mode and driving an electromagnetic load |
08/25/2005 | US20050185387 Printed circuit board structure for motor driving device |
08/25/2005 | US20050185353 Overcurrent protection for solid state switching system |
08/25/2005 | US20050184684 Discharge lamp driving apparatus |
08/25/2005 | DE10393175T5 Eingangsfilter für eine AC-Motorphasenstromerfassung Input filter for an AC motor phase current detection |
08/25/2005 | DE10392991T5 Leistungs-Transfersystem mit reduzierter Komponentenbemessungen Power transfer system with reduced components LAYOUT |
08/25/2005 | DE102004004621A1 Electrical power inverter circuit uses electro optical circuit board for transmission of signals |
08/24/2005 | EP1566991A1 Discharge lamp driving apparatus |
08/24/2005 | EP1566880A2 Method and arrangement for charging intermediate circuit of frequency converter |
08/24/2005 | CN2720718Y Inversion power-supply device of steam cleaner |
08/24/2005 | CN2720717Y Converter with automatic switching-over pulse width/frequency modulation mode |
08/24/2005 | CN1659939A Cooled power switching device |
08/24/2005 | CN1659932A Circuit having a second AC/DC converter |
08/24/2005 | CN1659776A PWM inverter control device and control method |
08/24/2005 | CN1659775A PWM inverter control method |
08/24/2005 | CN1659774A Electric load device, abnormally handling method, and computer-readable recordinging medium storing therein program for causing computer to execute electric load abnormality handling |
08/24/2005 | CN1658731A Discharge lamp driving apparatus |
08/24/2005 | CN1658486A Apparatus for controlling three-phase AC motor based on two-phase modulation technique |
08/24/2005 | CN1658485A Counter control current tracking control method based on average current compensation |
08/24/2005 | CN1658465A Photovoltaic parallel network device having reactive and harmonic compensation function |
08/23/2005 | US6934169 Method of controlling half-controlled rectifier, and rectifier structure |
08/23/2005 | US6934166 Output resistance modulation in power converters |
08/23/2005 | US6934156 Electric-power supply with rectifier |
08/23/2005 | US6933688 Brushless direct current monophase motor drive circuit |
08/18/2005 | WO2005076460A1 Motor driving apparatus |
08/18/2005 | WO2005076445A1 Decentralized power generation system |
08/18/2005 | WO2005076433A1 Hybrid fuel cell system and voltage conversion control method thereof |
08/18/2005 | US20050180185 Method and arrangement for charging intermediate circuit of frequency converter |
08/18/2005 | US20050180183 Frequency feedforward for constant light output in backlight inverters |
08/18/2005 | US20050180175 Inverter topology for utility-interactive distributed generation sources |
08/18/2005 | US20050180173 Power converter with interleaved topology |
08/18/2005 | US20050179541 Personal property security device |
08/18/2005 | US20050179472 Semiconductor device including power MOS field-effect transistor and driver circuit driving thereof |
08/18/2005 | US20050179419 Synchronization of parallel-connected inverter units or frequency converters |
08/18/2005 | DE102005001138A1 Snubber-Schaltung Snubber circuit |
08/18/2005 | DE102004062401A1 Leistungswandler Power converter |
08/18/2005 | DE10114075B4 Stromrichterschaltungsanordnung für Generatoren mit dynamisch veränderlicher Leistungsabgabe Converter circuit arrangement for generators with dynamically variable power output |
08/17/2005 | EP1564618A1 Circuit for power factor correction in switching power supplies, chargers and the like |
08/17/2005 | EP1563596A1 High-voltage power supply |
08/17/2005 | EP1563591A1 System and method for providing digital pulse width modulation |
08/17/2005 | CN2718943Y Long-distance transmitting low-voltage halogen lamp |
08/17/2005 | CN2718892Y DC converter |
08/17/2005 | CN1655659A Frequency feedforward for constant light output in backlight inverters |
08/17/2005 | CN1655434A 改良式电源转换器 Improved power converter |
08/17/2005 | CN1215642C Tri-phase induction motor driving system and driving method thereof |
08/17/2005 | CN1215639C Current changeable circuit of adjustable bright applicable to background light module of display device |
08/17/2005 | CN1215638C Dual positive excitated DC-DC power transfer device with soft switch in three electrical levels |
08/17/2005 | CN1215636C Method of establishing host machine in multi-module parallel system |
08/16/2005 | US6930899 N-point-converter circuit |
08/16/2005 | US6930898 Single-stage backlight inverter and method for driving the same |
08/16/2005 | US6930894 Switching power supply and distributed parameter structure |
08/16/2005 | US6930893 Factorized power architecture with point of load sine amplitude converters |
08/16/2005 | US6930868 Apparatus and method of detecting ground fault of solar power generation system |
08/16/2005 | US6930584 Microminiature power converter |
08/16/2005 | US6930453 Power supply device for energizing discharge lamp |
08/16/2005 | US6930417 A.C. motor-inverter integrated drive unit |
08/16/2005 | CA2308080C Three-level neutral point clamping inverter circuit |
08/11/2005 | WO2005074137A1 Dv/dt-detecting overcurrent protection circuit for power supply |
08/11/2005 | WO2005074116A1 Power conversion apparatus and methods using dc bus shifting |
08/11/2005 | WO2004054083A3 High-efficiency alternator system |
08/11/2005 | US20050174820 Power converter and system using the same |
08/11/2005 | US20050174819 Synchronous rectification circuit with dead time regulation |
08/11/2005 | US20050174817 DC/AC converter to convert direct electric voltage into alternating voltage or into alternating current |
08/11/2005 | US20050174812 Multifunction power convertor |
08/11/2005 | US20050174070 Dimmer circuit arrangement |
08/11/2005 | US20050174013 Transformer level driving circuit |
08/11/2005 | DE4428674B4 Verfahren zur Steuerung des Abschaltvorgangs eines spannungsgesteuerten, abschaltbaren Leistungshalbleiter-Schalters und Vorrichtung zur Durchführung des Verfahrens A method for controlling the disconnection of a voltage-controlled power semiconductor switch, and apparatus for carrying out the method |
08/11/2005 | DE19916915B4 Schaltnetzteil und Verfahren zur Ermittlung der Versorgungsspannung in einem Schaltnetzteil Switching power supply and method for determining the supply voltage in a switching power supply |
08/11/2005 | DE102004001478A1 Stromrichterschaltungsanordnung zur Umformung einer Wechselspannung in eine Hochvoltgleichspannung Current converter circuit for converting an AC voltage into a high-voltage DC |
08/11/2005 | DE10009171B4 Stromrichter und sein Herstellverfahren Converter and its manufacturing method |
08/11/2005 | CA2553777A1 Dv/dt-detecting overcurrent protection circuit for power supply |
08/10/2005 | EP1561671A2 Electric power steering apparatus |
08/10/2005 | EP1561670A2 Electric power steering apparatus |
08/10/2005 | EP1561274A2 Power system for a telecommunication facility |
08/10/2005 | CN1653678A Inverter |
08/10/2005 | CN1653666A Indoor power distribution system |
08/10/2005 | CN1652452A Motor apparatus |
08/10/2005 | CN1652445A Power inverter |
08/10/2005 | CN1652444A Power supply converting circuit system |