| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 06/16/2009 | US7548438 System and method for input current shaping in a power converter |
| 06/16/2009 | US7548437 Switching mode power supply |
| 06/16/2009 | US7548436 Driving circuit and a power converter incorporating the same |
| 06/16/2009 | US7548435 Zero-voltage-switching DC-DC converters with synchronous rectifiers |
| 06/16/2009 | US7548402 High voltage pulse generating circuit |
| 06/11/2009 | WO2009073582A2 Multiphase grid synchronized regulated current source inverter systems |
| 06/11/2009 | WO2009073573A1 Switching regulator with balanced control configuration with filtering and referencing to eliminate compensation |
| 06/11/2009 | WO2009072245A1 Power supply apparatus for vehicles |
| 06/11/2009 | WO2009072155A1 Resonant power converter with current doubler rectifier and related method |
| 06/11/2009 | WO2009071173A1 Blocking oscillator type converter |
| 06/11/2009 | WO2009071172A1 Power supply arrangement with secondary voltage monitoring |
| 06/11/2009 | WO2009071171A1 Power supply arrangement with output flow monitoring |
| 06/11/2009 | WO2009070954A1 Synchronous adjusting circuit for off-line power converter |
| 06/11/2009 | WO2009042419A3 Voltage/current control apparatus and method |
| 06/11/2009 | US20090147548 Control circuit for adjusting leading edge blanking time and power converting system using the same control circuit |
| 06/11/2009 | US20090147547 Energy transfer device and energy transfer control semiconductor device |
| 06/11/2009 | US20090147546 Isolated voltage converter with feedback on the primary winding and passive snubber network, and corresponding control method |
| 06/11/2009 | US20090147545 History-independent noise-immune modulated transformer-coupled gate control signaling method and apparatus |
| 06/11/2009 | US20090147544 Modulated transformer-coupled gate control signaling method and apparatus |
| 06/11/2009 | US20090147543 Dc-dc converter for display apparatus |
| 06/11/2009 | US20090147542 Systems and methods for driving a transistor |
| 06/11/2009 | US20090146631 Step-down switching regulator |
| 06/11/2009 | US20090146504 Pulse power supply device using regenerating magnetic energy |
| 06/10/2009 | EP2067387A2 Circuit for powering a high intensity discharge lamp |
| 06/10/2009 | EP2067245A2 Circuitry for supplying electrical power to loads |
| 06/10/2009 | EP2067230A1 Apparatus for feeding electrical energy into an energy supply system and dc voltage transformer for such an apparatus |
| 06/10/2009 | DE102007058681A1 Step up and step down controller, particularly for feeding, for use with half bridge and full bridge for converting direct current voltage into output direct current voltage, has fuel cells in electrical network |
| 06/10/2009 | DE102007058614A1 Stromversorgungsanordnung mit Überwachung des Ausgangsstroms Power supply arrangement with monitoring of the output current |
| 06/10/2009 | DE102007057239A1 Schaltungsanordnung insbesondere für DC/DC-Wandler und Verfahren zur Steuerung eines solchen A circuit arrangement in particular for DC / DC converter, and method for controlling such a |
| 06/10/2009 | DE102005012093B4 Motorsteuervorrichtung The motor control apparatus |
| 06/10/2009 | CN201256359Y Active clamping stagger parallel connection DC/DC converter having switch capacitor |
| 06/10/2009 | CN201256358Y Electric power device for wireless access terminal |
| 06/10/2009 | CN201256357Y Compensation device for output voltage |
| 06/10/2009 | CN201256356Y Novel voltage reducing power supply circuit |
| 06/10/2009 | CN201256355Y Electric power supply device having multiple groups of output ports |
| 06/10/2009 | CN201256354Y Multiple output switch electric power |
| 06/10/2009 | CN101454964A Power supply device and its control method |
| 06/10/2009 | CN101453170A Electric power circuit with discrete components |
| 06/10/2009 | CN101453169A Self-oscillation starting output end controlled anti exciting converter |
| 06/10/2009 | CN101453168A Active clamping stagger parallel connection DC/DC converter having switch capacitor |
| 06/10/2009 | CN101453167A Lossless absorption circuit used for inverse-excitation type switch power supply |
| 06/10/2009 | CN101453166A Micro power converter |
| 06/10/2009 | CN101453165A Summit current operated electric voltage feed forward method in switch power source |
| 06/10/2009 | CN101453164A Unidirectional DC-DC converter |
| 06/10/2009 | CN101453163A Apparatus and method for regulating working frequency of step-down conversion circuit by detection current |
| 06/10/2009 | CN101453162A Topology structure for T type boosting converter |
| 06/10/2009 | CN100499338C Zero voltage zero current switch DC-DC converter |
| 06/10/2009 | CN100499337C High gain isolating active clamping boost transducer |
| 06/10/2009 | CN100499336C Semiconductor device for controlling switching power supply and switching power supply unit using the same |
| 06/10/2009 | CN100499335C Semiconductor high-frequency switch frequency-change current change converting circuit |
| 06/10/2009 | CN100499334C Dc-dc变换器 Dc-dc converter |
| 06/10/2009 | CN100499333C Switching power supply apparatus and mobile device |
| 06/10/2009 | CN100499332C Method of forming a self-gated transistor and structure therefor |
| 06/10/2009 | CN100499331C Step-down voltage output circuit |
| 06/09/2009 | US7545658 DC-DC boost converter with a charge pump |
| 06/09/2009 | US7545657 Switching power source apparatus |
| 06/09/2009 | US7545654 Control circuit for current and voltage control in a switching power supply |
| 06/09/2009 | US7545203 Internal voltage generation circuit |
| 06/09/2009 | US7545199 Power supply circuit for oscillator of semiconductor memory device and voltage pumping device using the same |
| 06/09/2009 | US7545172 Voltage converter apparatus |
| 06/09/2009 | US7545134 Power supply controller and method therefor |
| 06/09/2009 | US7545133 Power supply apparatus |
| 06/09/2009 | US7545131 Transient processing mechanism for power converters |
| 06/04/2009 | WO2009070275A1 Resonant transformer systems and methods of use |
| 06/04/2009 | WO2009069932A2 Output voltage adaptive voltage converting apparatus and method thereof |
| 06/04/2009 | WO2009069647A1 Switching power supply and driving method for the same |
| 06/04/2009 | WO2009068930A1 A power supply |
| 06/04/2009 | WO2009068745A1 Control circuit and control method |
| 06/04/2009 | WO2009068698A1 Electric circuit for converting direct current into alternating current |
| 06/04/2009 | WO2009068619A2 Circuit arrangement for dc/dc converters in particular and method for the control thereof |
| 06/04/2009 | WO2009068370A1 Regulating device and method for regulating an average current through an inductive load |
| 06/04/2009 | WO2009068164A1 Circuit and method for controlling the power supply of a consumer with current pulses having steep flanks |
| 06/04/2009 | WO2009068163A1 Circuit for controlling power supply to a consumer and method for operating a circuit |
| 06/04/2009 | WO2009067887A1 Dc-dc control method for hybrid electric vehicles |
| 06/04/2009 | US20090141520 Isolated voltage converter with feedback on the primary winding, and corresponding method for controlling the output voltage |
| 06/04/2009 | US20090141519 Dc/dc converter |
| 06/04/2009 | US20090140716 Circuit arrangement for generating a pulse width modulated signal for driving electrical loads |
| 06/04/2009 | US20090140703 Dc-dc converter |
| 06/04/2009 | DE19838296B4 Elektrisches Spannungsversorgungssystem Electric power supply system |
| 06/04/2009 | DE102008059368A1 Schaltstromversorgungsvorrichtung Switching power supply device |
| 06/04/2009 | DE102007057502A1 Regelvorrichtung und -verfahren zum Regeln eines mittleren Stromes durch eine induktive Last Control apparatus and method for controlling an average current through an inductive load |
| 06/04/2009 | DE102007057312A1 Aktive Leistungsfaktorkorrektur bspw. in einem LED-Konverter Active power factor correction eg. In a LED converter |
| 06/04/2009 | DE102007057230A1 Verfahren zur Steuerung eines Gleichstromstellers Method for controlling a DC chopper |
| 06/03/2009 | EP2066012A2 Self-supply circuit and method for a voltage converter |
| 06/03/2009 | EP2066011A1 Method for controlling a direct current power converter |
| 06/03/2009 | EP2066003A2 Power supply apparatus |
| 06/03/2009 | EP2065993A1 Voltage transformer assembly |
| 06/03/2009 | EP2065780A1 Controlled charge pump arrangement and method of controlling a clocked charge pump |
| 06/03/2009 | EP2064923A1 Resonant driver with low-voltage secondary side control for high power led lighting |
| 06/03/2009 | EP2064807A2 Adaptation circuit for controlling a conversion circuit |
| 06/03/2009 | EP2064806A1 Power supply device with power factor correction and (startup) current limitation |
| 06/03/2009 | EP2064805A1 A switched mode power supply and method of production |
| 06/03/2009 | EP1673852B1 Method and circuit arrangement for operating a pulse width modulation-controlled electric motor |
| 06/03/2009 | CN201252486Y Power saving circuit |
| 06/03/2009 | CN201252485Y Isolated-type staggered and parallel-connected DC/DC convertor with switching capacitors |
| 06/03/2009 | CN201252484Y High-accuracy output module power supply based on an inductance auxiliary winding |
| 06/03/2009 | CN201252483Y Performance optimization circuit of series resonance type switch power supply |
| 06/03/2009 | CN201252482Y Power supply with a plurality of power supply output ports |
| 06/03/2009 | CN101449452A A steady current charge pump controller |
| 06/03/2009 | CN101449451A A charge pump controller and a method thereof |