| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 03/16/2011 | CN101986544A Method and circuit for improving power supply conversion efficiency of high isolation transformer |
| 03/16/2011 | CN101986511A Power supply control circuit |
| 03/16/2011 | CN101316069B High efficiency single-inductor dual-control loop power converter |
| 03/15/2011 | US7907431 Devices and methods for converting or buffering a voltage |
| 03/15/2011 | US7907430 High current voltage regulator |
| 03/15/2011 | US7907429 Circuit and method for a fully integrated switched-capacitor step-down power converter |
| 03/15/2011 | US7907426 Flyback circuit providing synchronized control |
| 03/15/2011 | US7907425 Circuit and method for predicting a valley timing for a voltage across a switching device |
| 03/15/2011 | US7907424 Power supply device having zero switching voltage |
| 03/15/2011 | US7906953 Boosting technique for a bi-directional switch in a power converter |
| 03/15/2011 | US7906944 Extremely high-speed switchmode DC-DC converters |
| 03/10/2011 | WO2011028456A2 Systems and methods for enhanced efficiency auxiliary power supply module |
| 03/10/2011 | WO2011027816A1 Power supply circuit and light emission apparatus |
| 03/10/2011 | WO2011027660A1 Electricity-storage device that can output alternating current |
| 03/10/2011 | WO2011027300A2 Electrical energy conversion circuit device |
| 03/10/2011 | WO2011027198A1 Power supply device |
| 03/10/2011 | WO2011000742A9 System and method for providing electric power to a submerged load |
| 03/10/2011 | WO2010115713A3 Dc/dc converter |
| 03/10/2011 | US20110058396 Flyback-type inverter circuit for network supply or for network-independent operation |
| 03/10/2011 | US20110058395 Inverter circuit |
| 03/10/2011 | US20110058394 Single-Ended Forward Converter |
| 03/10/2011 | US20110058393 Switching power supply device |
| 03/10/2011 | US20110058392 Current-sharing power supply apparatus |
| 03/10/2011 | DE102010036421A1 Überstromschutz für Gleichstromwandler Overcurrent protection for DC-DC converter |
| 03/10/2011 | DE102009039069A1 Device for producing carrier signals for suppression of noise pulse and electromagnetic transient emission of hard and soft-switching direct current converter, is provided for producing synchronous chaotic modulation for driving converter |
| 03/10/2011 | DE102009029267A1 Circuit for controlling current-controlled load, comprises power supply unit for supplying supply voltage, series connection that has switch and interface for current-controlled load |
| 03/10/2011 | DE102004013108B4 Verfahren zum Betreiben einer Versorgungseinheit für eine Treiberschaltung sowie Versorgungseinheit für eine Treiberschaltung A method for operating a supply unit for a driver circuit and supply unit for a driver circuit |
| 03/09/2011 | EP2293423A1 Power supply and DC-DC conversion |
| 03/09/2011 | EP2293422A1 Converter of one direct current to another direct current with control signal interleaving, and power supply system including such a converter |
| 03/09/2011 | EP2291907A2 Method and system for providing local converters to provide maximum power point tracking in an energy generating system |
| 03/09/2011 | CN201758372U Solar energy power source with power converter |
| 03/09/2011 | CN201758364U AC/multi-path DC power supply for multi-path output in low cross adjustment rate |
| 03/09/2011 | CN201758360U High-voltage power supply module of radioactivity detector probe |
| 03/09/2011 | CN201758359U Single-phase switching power module |
| 03/09/2011 | CN201758358U Constant-current source, power source circuit and illuminating system |
| 03/09/2011 | CN101984733A Low-lighting point and flicker-free light emitting diode (LED) lamp dimmer device and method thereof |
| 03/09/2011 | CN101459378B Linear voltage decreasing regulator |
| 03/09/2011 | CN101418983B Power supply system for air conditioner and power supply method |
| 03/09/2011 | CN101356482B 数字控制器 Digital Controller |
| 03/09/2011 | CN101309050B Bidirectional no load control with overshoot protection |
| 03/09/2011 | CN101295922B Soft starting device capable of implementing linear control |
| 03/09/2011 | CN101056057B Power supply circuit capable of reducing the number of external components |
| 03/09/2011 | CA2714820A1 Power converter system and method |
| 03/08/2011 | US7904740 Power supply efficiency optimization |
| 03/08/2011 | US7903503 Dual illumination watch face, and associated methods |
| 03/08/2011 | US7903487 Semiconductor memory device, and method of controlling the same |
| 03/08/2011 | US7903439 Methods and apparatus to control a digital power supply |
| 03/08/2011 | US7903436 Smart blanking circuit for synchronous rectification in a switched mode power supply |
| 03/08/2011 | US7903435 Switching controller having switching frequency hopping for power converter |
| 03/08/2011 | US7903434 Power switch grouping |
| 03/08/2011 | US7903433 Current balancing for multi-phase converters |
| 03/08/2011 | US7902908 Method of forming a charge pump controller and structure therefor |
| 03/08/2011 | US7902809 DC/DC converter including a depletion mode power switch |
| 03/08/2011 | US7902799 Switching power supply device and semiconductor integrated circuit |
| 03/08/2011 | US7902797 Capacitor charging apparatus |
| 03/03/2011 | WO2011024635A1 Power conversion device |
| 03/03/2011 | WO2011023672A1 High efficiency regulated charge pump |
| 03/03/2011 | WO2011023529A2 Dc/dc-converter circuit and battery system |
| 03/03/2011 | WO2011023437A1 Half-bridge converter for a battery system and battery system |
| 03/03/2011 | WO2010151413A3 Methods and apparatus for efficient, low-noise, precision current control |
| 03/03/2011 | WO2010119324A8 Onboard multiphase converter |
| 03/03/2011 | WO2009034420A3 Power system and control method thereof |
| 03/03/2011 | US20110051473 Switching inverters and converters for power conversion |
| 03/03/2011 | US20110051472 Method and system for efficient power control with multiple modes |
| 03/03/2011 | US20110051471 Compact inverter plug for led light strings |
| 03/03/2011 | US20110051470 Switching mode power supplies and associated methods of control |
| 03/03/2011 | US20110051469 Power supply control method and structure therefor |
| 03/03/2011 | US20110051468 Switching power-supply apparatus |
| 03/03/2011 | US20110051467 Resonant switching power supply device |
| 03/03/2011 | US20110051466 Power unit and image forming apparatus |
| 03/03/2011 | US20110051465 Resonant switching power supply device |
| 03/03/2011 | US20110051464 Compensation Device For Synchronous Rectifier Control And Method Thereof |
| 03/03/2011 | US20110051463 Apparatus and method for standby power reduction of a flyback power converter |
| 03/03/2011 | US20110051462 Power factor improvement circuit |
| 03/03/2011 | US20110051461 Power supply with a piezoelectric transformer and method for power conversion |
| 03/03/2011 | US20110049999 Circuit for controlling a tuning gain of a voltage controlled oscillator |
| 03/03/2011 | US20110049986 Adaptive phase offset controller for multi-channel switching power converter |
| 03/03/2011 | DE102009028977A1 Battery system for vehicle, has two direct current to direct current converters and two battery modules, where battery module is attached at input of direct current to direct current converter |
| 03/03/2011 | DE102009028974A1 Halbbrücken-Konverter für ein Batteriesystem und Batteriesystem Half-bridge converter for a battery system and battery system |
| 03/03/2011 | DE102009028973A1 DC/DC-Wandlerschaltung und Batteriesystem DC / DC converter circuit and battery system |
| 03/03/2011 | DE102009028970A1 Battery device for use in battery system, has direct current to direct current converter and battery module, where battery module is attached on input of input side |
| 03/03/2011 | DE102009028959A1 Battery system for e.g. wind-powered device in e.g. electrical vehicle, has battery module electrically fixed at input side at inputs of step-up/step-down converters that are connected in series at output side |
| 03/03/2011 | DE102009028957A1 Converter circuit for use in battery system, has two bi-directional direct current to direct current converters, where direct current to direct current converter has input side for producing input voltage |
| 03/03/2011 | CA2771935A1 High efficiency regulated charge pump |
| 03/02/2011 | EP2290796A2 Switching mode power supplies and associated methods of control |
| 03/02/2011 | EP2290795A1 Power supply controller with an input voltage compensation circuit |
| 03/02/2011 | EP2290794A1 Computer peripheral wireless communication device with reduced bulk capacitance |
| 03/02/2011 | EP2290211A1 Power supply arrangement for a fuel injector drive circuit |
| 03/02/2011 | EP2289159A1 A power converter |
| 03/02/2011 | EP2289158A2 A drive unit, for instance for halogen lamps, and corresponding method |
| 03/02/2011 | EP2289157A1 Direct d.c. converter (d.c. chopper) |
| 03/02/2011 | EP2289143A1 Impedance correction |
| 03/02/2011 | EP2289141A1 Apparatus and method of optimizing power system efficiency using a power loss model |
| 03/02/2011 | EP2289139A2 Device and method for coupling two parts in a dc network of an aircraft |
| 03/02/2011 | EP1711995B1 Module and method for varying the speed of a motor |
| 03/02/2011 | CN201754565U Multiplex synchronous voltage adapter |
| 03/02/2011 | CN201754563U Anti-interference isolating power circuit |
| 03/02/2011 | CN201754562U Active clamp delay shutdown circuit |
| 03/02/2011 | CN201754561U Switch power supply module |
| 03/02/2011 | CN201754560U Circuit capable of realizing PFC constant-flow parallel connection |