| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 03/02/2011 | CN201754559U DC low-voltage stabilizing circuit |
| 03/02/2011 | CN201754558U Active interleaved parallel zero-voltage soft switch circuit |
| 03/02/2011 | CN201754557U Charge pump capable of solving problems of charge distribution and current mismatch |
| 03/02/2011 | CN201754556U 电荷泵电路 The charge pump circuit |
| 03/02/2011 | CN101983474A Dc-dc变流电路 Dc-dc converter circuit |
| 03/02/2011 | CN101983473A Device for controlling a power supply with DC DC splitting of the type including n interlaced paths |
| 03/02/2011 | CN101983472A Power supply with non-isolated DC DC splitting |
| 03/02/2011 | CN101304215B DC/DC circuit |
| 03/01/2011 | US7900077 Power supplying method and apparatus and a system using the same |
| 03/01/2011 | US7898826 Method and apparatus for limiting maximum output power of a power converter |
| 03/01/2011 | US7898825 Adaptive ramp compensation for current mode-DC-DC converters |
| 03/01/2011 | US7898824 Power supply circuit with feedback circuit |
| 03/01/2011 | US7898823 Quasi-resonant fly-back converter without auxiliary winding |
| 03/01/2011 | US7898208 Control device and corresponding control method for a boost converter in a motor drive system |
| 03/01/2011 | US7898113 Pulse power supply device |
| 03/01/2011 | US7898109 Switching power supply controller with built-in supply switching |
| 03/01/2011 | CA2712707A1 Portable electronics device with programmable battery |
| 02/24/2011 | WO2011021156A1 Integrated multi-phase planar transformer |
| 02/24/2011 | WO2011020737A1 A direct current-direct current converter |
| 02/24/2011 | WO2011020436A1 Frequency jittering circuit, method and application thereof in switch power supply |
| 02/24/2011 | WO2010144473A3 Power harvesting circuit and method for serially coupled dc power sources |
| 02/24/2011 | WO2010140050A8 Controller for a buck-boost circuit |
| 02/24/2011 | WO2010129850A3 Circuit and method to suppress the parasitic resonance from a dc/dc converter |
| 02/24/2011 | US20110044076 Systems and methods for load compensation with primary-side sensing and regulation for flyback power converters |
| 02/24/2011 | US20110044075 Power converter capable of lowering power wastage on standby |
| 02/24/2011 | US20110044074 Control arrangement for a resonant mode power converter |
| 02/24/2011 | US20110043037 Nanostructured high surface area electrodes for energy storage devices |
| 02/24/2011 | DE102009037859A1 Eingangsschaltung für ein elektrisches Gerät, Verwendung einer Eingangsschaltung und elektrisches Gerät Input circuit for an electrical appliance, using an input circuit and electrical device |
| 02/24/2011 | DE102009033674A1 Load pump arrangement has connection for supply voltage and switching arrangement, which has adjustable connection for charge storage |
| 02/24/2011 | CA2771426A1 Integrated multi-phase planar transformer |
| 02/24/2011 | CA2771391A1 Lamp assembly |
| 02/23/2011 | EP2288010A1 Switch circuit |
| 02/23/2011 | EP2286949A1 Electronic system for optimizing energy transfer for welding equipments |
| 02/23/2011 | EP2286727A1 Controlled contactless power transmission |
| 02/23/2011 | EP2286508A1 Overvoltage limitation in a chopping converter |
| 02/23/2011 | EP2286507A1 Low power solenoid control system and method |
| 02/23/2011 | EP2286506A1 Switched mode power converter |
| 02/23/2011 | EP2286505A2 Protection method, system and apparatus for a power converter |
| 02/23/2011 | EP2285284A1 X-ray device for controlling a dc-ac converter |
| 02/23/2011 | EP1652287B1 Switching converter |
| 02/23/2011 | CN1906837B DC-DC converter |
| 02/23/2011 | CN1832314B Analog control special integrated circuit apparatus and method of control high voltage power supply |
| 02/23/2011 | CN101981797A Low-voltage supply in operating devices for illumination means |
| 02/23/2011 | CN101981796A A snubber capacitor generating an auxiliary power supply voltage |
| 02/23/2011 | CN101981795A Switching control method of transformer coupled booster |
| 02/23/2011 | CN101981794A Method for regulating an output voltage |
| 02/23/2011 | CN101981793A Variable voltage DC-DC converter |
| 02/23/2011 | CN101981525A Power source device and output voltage changing method of the power source device |
| 02/23/2011 | CN101980435A Direct current/alternating-current converter for acquiring stable low voltage and telephone power supply circuit |
| 02/23/2011 | CN101420186B Control circuit having frequency tuning used for power supply apparatus |
| 02/22/2011 | US7894224 Voltage drive system with hysteretic current control and method of operating the same |
| 02/22/2011 | US7894223 Switching power supply circuit |
| 02/22/2011 | US7894222 Method and apparatus to limit maximum switch current in a switching power supply |
| 02/22/2011 | US7894221 Detection circuit |
| 02/22/2011 | US7894220 Voltage generating circuit |
| 02/22/2011 | US7894219 Method and apparatus of low current startup circuit for switching mode power supplies |
| 02/22/2011 | US7894217 DC to DC converter |
| 02/22/2011 | US7894216 Switching power converter with efficient switching control signal period generation |
| 02/22/2011 | US7894215 Electronic apparatus, AC/DC conversion device and power factor correction circuit thereof |
| 02/22/2011 | US7894214 Power converter capable of lowering power wastage on standby |
| 02/22/2011 | US7894213 DC to DC converter |
| 02/22/2011 | US7894212 Switching power supply device |
| 02/22/2011 | US7894211 Micro wind turbine topology for small scale power generation |
| 02/22/2011 | US7893753 Booster circuit, semiconductor device, and electronic apparatus |
| 02/22/2011 | US7893662 Method and related device for charging at the same voltage two or more capacitors connected in series |
| 02/22/2011 | US7893521 Electric fence energiser |
| 02/17/2011 | WO2011019727A2 System and method for rejecting dc current in power factor correction systems |
| 02/17/2011 | WO2011019723A2 System and method for reducing line current distortion |
| 02/17/2011 | WO2011019712A1 Coupled inductor with improved leakage inductance control |
| 02/17/2011 | WO2011019707A2 System and method for power factor correction frequency tracking and reference generation |
| 02/17/2011 | WO2011019705A2 System and method for current balancing |
| 02/17/2011 | WO2011019701A2 Power factor correction with variable bus voltage |
| 02/17/2011 | WO2011019700A2 System and method for power factor correction |
| 02/17/2011 | WO2011018089A1 Low power switch mode power supply |
| 02/17/2011 | US20110038184 Isolated AC-DC Converter with Master Controller on Secondary Side and Slave Controller on Primary Side |
| 02/17/2011 | US20110038183 Switching regulator having terminal for feedback signal inputting and peak switching current programming |
| 02/17/2011 | US20110038182 Power converter having synchronous rectifier and control method of synchronous rectifier |
| 02/17/2011 | US20110038181 Resonant converter having over-current protection apparatus and controlling method thereof |
| 02/17/2011 | US20110038180 Resonant power converter with half bridge and full bridge operations and method for control thereof |
| 02/17/2011 | US20110037449 Semiconductor device |
| 02/17/2011 | US20110037416 Power conversion apparatus, discharge lamp ballast and headlight ballast |
| 02/17/2011 | DE112007003743T5 Verfahren und Systeme zum Steuern von Schaltern in Leistungsreglern/Leistungverstärkern Methods and systems for controlling switches in power regulators / power amplifiers |
| 02/17/2011 | DE102009037649A1 Elektronische Vorrichtung und Verfahren zur Induktivitätsstrommessung Electronic device and method for Induktivitätsstrommessung |
| 02/17/2011 | DE102004037061B4 Hysterese-Gleichstromumrichter Hysteresis-DC converter |
| 02/17/2011 | CA2791017A1 Stored energy and charging appliance |
| 02/16/2011 | EP2285001A1 Method and apparatus for mode selection for high voltage integrated circuits |
| 02/16/2011 | EP2284983A1 Isolated AC-DC converter with master controller on secondary side and slave controller on primary side |
| 02/16/2011 | EP2284847A1 Transformer, power converter using the transformer, lighting device, lamp for vehicle, and vehicle |
| 02/16/2011 | EP2283569A1 Current-mode control switching regulator and operations control method thereof |
| 02/16/2011 | EP2283568A1 A display device |
| 02/16/2011 | EP2283408A2 Circuit and method for ultra-low idle power |
| 02/16/2011 | EP1696543B1 Capacitor insulated power supply |
| 02/16/2011 | CN201750603U LED driving system of PL pipe |
| 02/16/2011 | CN201750352U Control circuit improving work efficiency of LLC resonant circuit |
| 02/16/2011 | CN201750342U High-voltage inversion and low-voltage chopping type welding power supply |
| 02/16/2011 | CN201750341U Radio frequency power supply with adjustable output voltage |
| 02/16/2011 | CN201750340U Switch power supply with quick transient response |
| 02/16/2011 | CN201750339U Failure safe power module |
| 02/16/2011 | CN201750338U Combined type power supply |
| 02/16/2011 | CN201750337U Pulse waveform shaping device for revolution speed sensor of electric vehicle |