| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 02/03/2011 | DE102009034310A1 Switching power supply for direct current motor, has converter provided downstream to rectifier switch, and monitoring circuit switching off converter when rectified voltage or output voltage exceeds predetermined threshold value |
| 02/03/2011 | DE102009020834A1 Spannungswandler und Verfahren zur Spannungswandlung Voltage converter and method for voltage conversion |
| 02/02/2011 | EP2280474A1 Power converter, discharge lamp ballast and headlight ballast |
| 02/02/2011 | EP2280473A1 Switching power supply |
| 02/02/2011 | EP2279550A2 System and method using a current mirror to program an output voltage and current |
| 02/02/2011 | EP2279540A1 Method for drawing power from electrochemical cells using frequency pulses, and use of said method in a power source |
| 02/02/2011 | EP1568132B1 Driver for switching circuit and drive method |
| 02/02/2011 | CN201733500U Primary-side constant-current control device of isolation-type flyback LED driver |
| 02/02/2011 | CN201733236U Secondary rectifying circuit using high-frequency three-phase transformer direct-current converter |
| 02/02/2011 | CN201733226U Negative-output fixed constant-current type electric breakdown power module |
| 02/02/2011 | CN201733225U Separated boost converter for realizing forward-flyback by coupling inductances |
| 02/02/2011 | CN201733224U Two-step control circuit applied to high-power power supply module |
| 02/02/2011 | CN201733223U Bipolar transistor self-excitation type Buck converter |
| 02/02/2011 | CN201733222U DC-DC converter with power receiver |
| 02/02/2011 | CN201733221U Power supply circuit and mobile terminal provided with same |
| 02/02/2011 | CN201733220U Integrated boosting-forward-flyback type high-voltage gain converter |
| 02/02/2011 | CN201733219U Digitalized magnetron sputtering power control system based on DSP |
| 02/02/2011 | CN201733218U Resonant switch converter and power circuit |
| 02/02/2011 | CN201733217U High-gain boost converter with inductance and capacitance switch network |
| 02/02/2011 | CN201733211U Multi-input power adapter |
| 02/02/2011 | CN201733143U Induction power supply modular circuit of failure indicator |
| 02/02/2011 | CN101965676A Switched mode voltage converter with low-current mode and methods of performing voltage conversion with low-current mode |
| 02/02/2011 | CN101965675A High voltage inverter |
| 02/02/2011 | CN101965671A Inductive power supply with duty cycle control |
| 02/02/2011 | CN101965077A Protection circuit for light emitting diode light |
| 02/02/2011 | CN101964711A Power supply circuit and power supply chip of data card, and data card |
| 02/02/2011 | CN101964595A Power supply apparatus and method |
| 02/02/2011 | CN101964593A Power supply with low static power loss |
| 02/02/2011 | CN101964589A Method and device for controlling output current of convertor |
| 02/02/2011 | CN101964588A High-dropout voltage high-power DC-DC switch power supply for industrial and mining electrical locomotive |
| 02/02/2011 | CN101964587A Direct current converter and control circuit and method for the direct current converter |
| 02/02/2011 | CN101964585A Power supply device having threshold-conductive inactive element group and end component used thereby |
| 02/02/2011 | CN101964549A Converter for superconducting magnetic energy storage magnet to output energy |
| 02/02/2011 | CN101964212A Negative voltage slope control circuit |
| 02/02/2011 | CN101963801A Modularized intelligent welding power-supply system and on-line method for realizing same |
| 02/02/2011 | CN101963629A Current detection device and method |
| 02/02/2011 | CN101557167B Bifrequency control method of switch power supply and device thereof |
| 02/02/2011 | CN101552551B Radio frequency ion power supply |
| 02/02/2011 | CN101546204B Voltage generator with dynamic resistance feedback control |
| 02/02/2011 | CN101527669B Method and system for interconnecting wideband wireless network and wired network |
| 02/02/2011 | CN101361253B Electric power supply apparatus and vehicle having electric power supply apparatus |
| 02/02/2011 | CN101057386B A power converter |
| 02/01/2011 | US7881084 DC/AC cold cathode fluorescent lamp inverter |
| 02/01/2011 | US7881082 Power conversion apparatus and method of controlling the same |
| 02/01/2011 | US7881077 PWM controller with output current limitation |
| 02/01/2011 | US7881076 Buck-boost PFC converters |
| 02/01/2011 | US7881032 Method and apparatus providing final test and trimming for a power supply controller |
| 02/01/2011 | US7881026 Semiconductor integrated circuit |
| 02/01/2011 | US7880530 Power supply circuit, display driver, electro-optical device, and electronic instrument |
| 02/01/2011 | US7880456 DC/DC voltage regulator with automatic current sensing selectability for linear and switch mode operation utilizing a single voltage reference |
| 02/01/2011 | US7880330 Controlling a power converter |
| 02/01/2011 | US7880329 Multi-channel switching regulator |
| 01/27/2011 | WO2011011640A1 Integrated negative voltage generator |
| 01/27/2011 | WO2011011475A1 A zero-voltage-transition soft switching converter |
| 01/27/2011 | WO2011011015A1 Power supply having low quiescent consumption |
| 01/27/2011 | WO2011010491A1 Switching power supply module having built-in coil |
| 01/27/2011 | WO2011010388A1 Switching power source and electronic device using the same |
| 01/27/2011 | WO2011010151A2 Switched power regulator |
| 01/27/2011 | WO2011010144A2 Improvements relating to dc-dc converters |
| 01/27/2011 | WO2011010143A2 Improvements relating to dc-dc converters |
| 01/27/2011 | WO2011010142A2 Level-shifter circuit |
| 01/27/2011 | WO2011010141A2 Improvements in dc-dc converters |
| 01/27/2011 | WO2011009733A1 Method and circuit for controlling a step-up converter in a circuit for correcting a power factor |
| 01/27/2011 | WO2011009689A2 Series connection of switching regulators for energy transfer in battery systems |
| 01/27/2011 | WO2011009673A1 Direct current converter arrangement |
| 01/27/2011 | WO2010104297A9 Active constant power supply apparatus |
| 01/27/2011 | US20110019441 Method and apparatus for digital control of a switching regulator |
| 01/27/2011 | US20110019440 Bi-directional dc-dc converter and method for controlling the same |
| 01/27/2011 | US20110019439 Power supply apparatus with current-sharing function |
| 01/27/2011 | DE112009000190T5 Steuersystem für eine drehende elektrische Maschine und Fahrzeugantriebssystem A control system for a rotating electrical machine and vehicle drive system |
| 01/27/2011 | DE102010017820A1 Steuern eines Mehrmoden-Schaltwandlers Controlling a multi-mode switching converter |
| 01/27/2011 | DE102009027987A1 Gleichstromstelleranordnung DC chopper arrangement |
| 01/27/2011 | DE102009027836A1 Serienschaltung von Schaltreglern zur Energieübertragung in Batteriesystemen Series circuit of switching regulators for power transmission in battery systems |
| 01/27/2011 | DE102009027835A1 Hybrides Batteriesystem Hybrid Battery System |
| 01/27/2011 | DE102009027833A1 Serienschaltung von Schaltreglern zur Energieübertragung in Batteriesystemen Series circuit of switching regulators for power transmission in battery systems |
| 01/26/2011 | EP2278698A2 Protecting switching power supply from fault condition |
| 01/26/2011 | EP2278697A1 Systems, methods, and apparatus for converting DC power to AC power |
| 01/26/2011 | EP2278696A1 Step-up and inverting power converter and operation of such |
| 01/26/2011 | EP2278685A2 Power supply and charging circuit for high energy capacitors |
| 01/26/2011 | EP2277257A1 Non-isolated charger with bi-polar inputs |
| 01/26/2011 | EP2277256A1 Step-down switching regulator |
| 01/26/2011 | EP1361649B1 Dc/dc buck-boost converter |
| 01/26/2011 | CN201726326U Half-bridge soft switching power source with passive power factor correcting circuit |
| 01/26/2011 | CN201726324U Precision voltage-current conversion circuit |
| 01/26/2011 | CN201726322U Power converter with variable output voltage |
| 01/26/2011 | CN201726321U AC/DC flat plate type multiplex output switching voltage-stabilized power supply |
| 01/26/2011 | CN201726317U Multi-gear selective switch circuit |
| 01/26/2011 | CN201726316U Resonance type power conversion circuit |
| 01/26/2011 | CN201726315U Novel constant-current optically-coupled interface device |
| 01/26/2011 | CN201726314U Fully control-type power electronic device bridge arm module with isolation drive |
| 01/26/2011 | CN201726313U Voltage-boosting circuit and liquid crystal driving circuit with the same |
| 01/26/2011 | CN201726182U High voltage ultracapacitor power battery charger |
| 01/26/2011 | CN201726179U Simplified drive circuit of electrical bridge |
| 01/26/2011 | CN201725543U LED full-color screen energy-saving circuit |
| 01/26/2011 | CN101960922A Electric power device, and lighting fixture |
| 01/26/2011 | CN101960701A Method for controlling a switching device of a resonant power converter, especially in order to provide a required power, especially for an X-ray generator |
| 01/26/2011 | CN101960700A High-side sensing of zero inductor current for step down dc-dc converter |
| 01/26/2011 | CN101960699A Power supply device |
| 01/26/2011 | CN101959745A Electric power steering apparatus |
| 01/26/2011 | CN101959709A Motor activation circuit for a rail vehicle and method for the operation thereof |