| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 05/06/2009 | CN101427335A Power source control device, and relay malfunction detecting method |
| 05/06/2009 | CN101425754A Method and controller for controlling output current of switch electric power |
| 05/06/2009 | CN101425753A Switch power line voltage compensation method and adaptive sampler |
| 05/06/2009 | CN101425752A Control circuit capable of adjusting leading edge blanking time and power supply switching-over system |
| 05/06/2009 | CN101425751A Resonance converter system and control method thereof |
| 05/06/2009 | CN101425750A Power supply controller and method therefor |
| 05/06/2009 | CN101425749A Bidirectional power converters |
| 05/06/2009 | CN101425748A Vehicle mounted universal power supply adapter |
| 05/06/2009 | CN101425747A Electric power supply device having voltage conversion circuit |
| 05/06/2009 | CN101424795A LCD and detecting method thereof |
| 05/06/2009 | CN100486287C Remote power supply system |
| 05/06/2009 | CN100486089C Switching power supply |
| 05/06/2009 | CN100486088C Load drive apparatus |
| 05/06/2009 | CN100486087C Voltage reducing converter |
| 05/06/2009 | CN100486086C Nagnetic isolation feedback circuit |
| 05/06/2009 | CN100485809C Dual mode high voltage power supply for providing increased speed in programming during testing of low voltage non-volatile memories |
| 05/06/2009 | CN100485571C Output adjustable voltage-stabilized source |
| 05/05/2009 | US7529111 Drive controller for a self-commutated converter |
| 05/05/2009 | US7529108 Full-bridge digital power converter controller and method to compensate volt-second imbalance |
| 05/05/2009 | US7529105 Configuring a power converter to operate with or without burst mode functionality |
| 05/05/2009 | US7528828 Power supply voltage converting circuit, control method thereof, display apparatus, and portable terminal |
| 05/05/2009 | US7528807 Power supply and driving method thereof and apparatus and method for driving electro-luminescence display device using the same |
| 05/05/2009 | US7528588 Method and circuit for limiting output voltage in a switched-mode power supply and a switched-mode power supply |
| 05/05/2009 | US7528506 Circuit arrangement for startup current limitation for electronic modules connected to a module carrier |
| 04/30/2009 | WO2009055094A1 Power factor control systems and methods |
| 04/30/2009 | WO2009054364A1 Electric vehicle |
| 04/30/2009 | WO2009054059A1 Power supply system and voltage monitoring method |
| 04/30/2009 | WO2009053639A2 Method of controlling of a switched-mode power supply and corresponding power supply |
| 04/30/2009 | WO2009032064A3 Magnetic activation and deactivation circuit and system |
| 04/30/2009 | WO2007018830A3 Renewable energy power systems |
| 04/30/2009 | US20090109712 Capacitor based energy storage |
| 04/30/2009 | US20090109711 Three-pin integrated synchronous rectifier and a flyback synchronous rectifying circuit |
| 04/30/2009 | US20090109710 Switching power supply unit |
| 04/30/2009 | US20090109709 Switching power supply |
| 04/30/2009 | US20090108908 Bootstrap circuit and step-down converter using same |
| 04/30/2009 | US20090108794 Control Device and Corresponding Control Method for a Boost Converter in a Motor Drive System |
| 04/30/2009 | US20090108767 Dc/dc Converter Device and Discharge Lamp Lighting Device |
| 04/30/2009 | US20090108681 Automatic Power Source Configuration |
| 04/30/2009 | DE10240425B4 Schaltwandler mit einem separaten Transformator zur Sicherung des Standby-Betriebs Switching converter having a separate transformer for securing the standby operation |
| 04/29/2009 | EP2053729A2 Method for regulating a switching converter |
| 04/29/2009 | EP1456944B1 Synchronized controlled oscillation modulator |
| 04/29/2009 | EP1290793B1 Bi-directional current source |
| 04/29/2009 | CN201230282Y Auxiliary electric source actuating apparatus for solar photovoltaic combining inverter |
| 04/29/2009 | CN201230281Y Solar panel simulator |
| 04/29/2009 | CN201230280Y Solar inverter |
| 04/29/2009 | CN201230279Y Novel inverse-excitation type switch power-supply voltage regulating circuit |
| 04/29/2009 | CN201230278Y DC source control switch |
| 04/29/2009 | CN201230277Y Magnetic integrated Vcc electric power module without electrolysis capacitor |
| 04/29/2009 | CN201230276Y Synchronous peak value current control mode impulse-width modulation DC/DC converter |
| 04/29/2009 | CN201230275Y USB electric power supply apparatus with audio power amplifier |
| 04/29/2009 | CN201230274Y DC ATX electric power for vehicle-mounted computer |
| 04/29/2009 | CN201230273Y Outputting intrinsic safety electric power device |
| 04/29/2009 | CN201229974Y Universal charger equipped with dry battery cabin |
| 04/29/2009 | CN101421901A Power supply circuit, charging unit having the power supply circuit, and power supply method |
| 04/29/2009 | CN101420186A Control circuit having frequency tuning used for power supply apparatus |
| 04/29/2009 | CN101420180A Switching power source device |
| 04/29/2009 | CN101420179A Capacitor charging circuit and control circuit, control method and electronic equipment |
| 04/29/2009 | CN101420178A Current limiting type voltage conversion apparatus |
| 04/29/2009 | CN101420177A Power source converter improving synchronous rectifying loop breakdown |
| 04/29/2009 | CN101420176A Power source converter having current limiting function |
| 04/29/2009 | CN101420175A Prolonged holding time control device for power supply device |
| 04/29/2009 | CN101419255A Detection circuit for duty ratio of switching power supply, detection method and applications |
| 04/29/2009 | CN101418983A Power supply system for air conditioner and power supply method |
| 04/29/2009 | CN100483918C System comprising an electrical bridge for generating an electrical signal for a load and a control unit for such a system |
| 04/29/2009 | CN100483916C Electric load device, abnormally handling method, and computer-readable recordinging medium storing therein program for causing computer to execute electric load abnormality handling |
| 04/29/2009 | CN100483914C Overvoltage protector for electric power system, AC/DC converter and DC/DC converter composed of the same electric power system |
| 04/29/2009 | CN100483911C Switching power supply with storage capacitance and power regulation |
| 04/29/2009 | CN100483910C Power-supply supplyer with load-power using-state displaying function |
| 04/29/2009 | CN100483909C Dc-dc变换器 Dc-dc converter |
| 04/29/2009 | CN100483908C Pulse-frequency modulation DC/DC booster converter |
| 04/29/2009 | CN100483907C Current direction determining circuit, and switching regulator having the same |
| 04/29/2009 | CN100483906C Three-sectional switch circuit and power-supply circuit-thereby |
| 04/29/2009 | CN100483905C Power supply circuit |
| 04/29/2009 | CN100483904C Calibration of up and down charge-pump currents using a sample-and-hold circuit during idle times |
| 04/29/2009 | CN100483289C Step-up device |
| 04/28/2009 | US7526660 Voltage set point control scheme |
| 04/28/2009 | US7525826 Switching power supply apparatus and method |
| 04/28/2009 | US7525823 Switch mode power supply systems |
| 04/28/2009 | US7525822 DC converter including a tertiary winding for driving synchronous rectifiers |
| 04/28/2009 | US7525821 Power supply system and apparatus |
| 04/28/2009 | US7525820 Inverter |
| 04/28/2009 | US7525819 Switching mode power supply and method for generating a bias voltage |
| 04/28/2009 | US7525408 Method for making magnetic components with N-phase coupling, and related inductor structures |
| 04/23/2009 | WO2009051170A1 Switching power supply device |
| 04/23/2009 | WO2009051169A1 Insulating dc-dc converter |
| 04/23/2009 | WO2009050997A1 Electric power source device, car provided with same, control method of electric power source device and computer readable recording medium that records program for computer to execute the control method |
| 04/23/2009 | WO2009050975A1 Dc transformer |
| 04/23/2009 | WO2009050943A1 Switching power supply |
| 04/23/2009 | WO2009049849A1 Control circuit for a primary-controlled switched-mode power supply with increased voltage regulation accuracy, as well as a primary-controlled switched-mode power supply |
| 04/23/2009 | WO2009010025A8 Apparatus for feeding electrical energy into an energy supply system and dc voltage transformer for such an apparatus |
| 04/23/2009 | WO2008154031A3 Power converter and power combiner for power-limited power sources |
| 04/23/2009 | WO2008132551A3 Current bypass for distributed power harvesting systems using dc power sources |
| 04/23/2009 | WO2008047374A3 Switched resonant-tank, cell based power converter |
| 04/23/2009 | WO2007016401A3 Pre-charge method for isolated boost converter |
| 04/23/2009 | US20090103335 Overcurrent-protected switching-mode power supply |
| 04/23/2009 | US20090103333 Circuit arrangement and method for converting an alternating voltage into a rectified voltage |
| 04/23/2009 | US20090103332 Charging probe circuit |
| 04/23/2009 | US20090102395 Control circuit and method for self-exciting capacitor charging circuit |
| 04/23/2009 | US20090102293 Analog power-saving apparatus and method thereof for sharing electric charges |
| 04/23/2009 | DE102008046912A1 Ansteuerung eines primärseitigen Schalters und eines sekundärseitigen Gleichrichterelements in einem Schaltwandler Driving a primary-side switch and a secondary-side rectifier element in a switching converter |