| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 06/18/2008 | CN101202502A AC/DC switch voltage-stabilizing circuit |
| 06/18/2008 | CN101202501A Intelligent high frequency switch power supply system |
| 06/18/2008 | CN101202500A DC power supply switch and realizing method thereof |
| 06/18/2008 | CN101202499A Portable power supply equipment and direct current / direct-current power supply converter |
| 06/18/2008 | CN101202464A Power management system with charger and boost controller |
| 06/18/2008 | CN101202462A Multifunctional carry-on power supply |
| 06/18/2008 | CN100395951C Power transducer common mode interference inhibiting method |
| 06/18/2008 | CN100395950C Transforming device of push-pull circuit type |
| 06/18/2008 | CN100395949C Mould building method for multiple-phase PWM controller |
| 06/18/2008 | CN100395941C Program-controlled universal charging device |
| 06/18/2008 | CN100395678C Device and method in low powered and fast responsive voltage stabilizer with improved range of power supply |
| 06/17/2008 | US7388764 Primary side constant output current controller |
| 06/17/2008 | US7388763 Switching power supply |
| 06/17/2008 | US7388762 Switching power supply circuit |
| 06/17/2008 | US7388761 High efficiency parallel post regulator for wide range input DC/DC converter |
| 06/17/2008 | US7388760 Switching power supply circuit |
| 06/17/2008 | US7388560 Power supply apparatus |
| 06/17/2008 | US7388354 Methods and devices for low noise current source with dynamic power distribution |
| 06/17/2008 | US7388353 Discharging system for smoothing capacitor |
| 06/17/2008 | US7388304 Power supply system and electronic device comprising the same |
| 06/17/2008 | CA2403856C Dc power adapter system |
| 06/12/2008 | WO2008069023A1 Power supply system |
| 06/12/2008 | US20080138953 Methods of Making Power Semiconductor Devices with Thick Bottom Oxide Layer |
| 06/12/2008 | US20080137381 Generation of auxiliary voltages in a ballast |
| 06/12/2008 | US20080137380 Switch mode power supply systems |
| 06/12/2008 | US20080137379 Pulse width modulation for synchronous rectifiers in DC-DC converters |
| 06/12/2008 | US20080136577 Apparatus and method for winding an energy transfer element core |
| 06/12/2008 | US20080136392 Method and apparatus for trimming current limit and frequency to maintain a constant maximum power |
| 06/12/2008 | US20080136386 Methods and devices for low noise current source with dynamic power distribution |
| 06/12/2008 | US20080136374 Power device for a vehicle |
| 06/12/2008 | US20080135931 Power Semiconductor Devices Having Termination Structures and Methods of Manufacture |
| 06/12/2008 | DE4420182B4 Stromversorgungsvorrichtung A power supply apparatus |
| 06/11/2008 | EP1931020A1 High-voltage power supply and mass spectrometer using the same |
| 06/11/2008 | EP1931019A1 DC-DC set-up converter |
| 06/11/2008 | EP1929629A2 Generating a pulse signal with a modulated duty cycle |
| 06/11/2008 | CN201072438Y Multi-input channel modularized high-frequency isolation single phase electric energy feedback type electronic load |
| 06/11/2008 | CN101199236A Induction heating apparatus |
| 06/11/2008 | CN101199107A 电压变换装置 Voltage converting means |
| 06/11/2008 | CN101199106A Step-up switching regulator and its control circuit and electronic apparatus employing it |
| 06/11/2008 | CN101199105A Step-down type switching regulator, control circuit thereof, and electronic device using the same |
| 06/11/2008 | CN101197552A Motor power device and a motor including the same |
| 06/11/2008 | CN101197541A Method of forming a power supply controller and structure therefor |
| 06/11/2008 | CN101197540A Dc converter |
| 06/11/2008 | CN101197539A Electric power circuit |
| 06/11/2008 | CN101197538A Microminiature power converter and thin film magnetic induction device thereof |
| 06/11/2008 | CN101197537A Semiconductor integrated circuit driving external fet and power supply incorporating the same |
| 06/11/2008 | CN101197536A Switch power circuit |
| 06/11/2008 | CN101197535A Multiple output voltage regulator |
| 06/11/2008 | CN101197534A DC/DC converter |
| 06/11/2008 | CN101197533A Charge pump circuit and method therefor |
| 06/11/2008 | CN101197120A Apparatus and method for driving display panel |
| 06/11/2008 | CN100394687C Multiphase converter controller using single gain resistor |
| 06/11/2008 | CN100394686C Precision margining circuitry |
| 06/11/2008 | CN100394343C Parameter type switch voltage-stablized power supply and its control circuit |
| 06/11/2008 | CN100394342C Multiphase synthetic ripple pulsation generator and method for controlling phase of multiphase voltage stabilizer |
| 06/11/2008 | CN100394200C Current detection circuit |
| 06/10/2008 | US7385832 Method of forming a secondary-side controller and structure therefor |
| 06/10/2008 | US7385831 Power supply device and vehicle lamp |
| 06/10/2008 | US7385792 Electronic control apparatus |
| 06/10/2008 | US7385379 No load to high load recovery time in ultraportable DC-DC converters |
| 06/10/2008 | US7385356 Energy saving startup circuit for power supply |
| 06/10/2008 | US7385314 Power supply having power saving mode |
| 06/05/2008 | WO2008066068A1 Comparator type dc-dc converter |
| 06/05/2008 | WO2008065941A1 Electronic circuit |
| 06/05/2008 | WO2008064945A1 Charge pump |
| 06/05/2008 | WO2008064767A1 Power supply system for a vehicle, and method |
| 06/05/2008 | WO2008064594A1 A power supply device |
| 06/05/2008 | WO2008064464A1 Circuit for clamping current in a charge pump |
| 06/05/2008 | WO2008036493A3 Method and system for charge pumps |
| 06/05/2008 | WO2008010062A8 Electric power source system and method for the same |
| 06/05/2008 | US20080130334 Determining Reflected Power |
| 06/05/2008 | US20080130331 Amplifier symmetric supply regulation |
| 06/05/2008 | US20080130329 Voltage control apparatus of semiconductor device |
| 06/05/2008 | US20080130328 Variable-mode converter control circuit and half-bridge converter having the same |
| 06/05/2008 | US20080130327 Power supply circuit with at least one feedback circuit feeding operating state of transformer back to pulse width modulation circuit thereof |
| 06/05/2008 | US20080130326 Zero voltage switch method for fly-back converter |
| 06/05/2008 | US20080130325 Flyback DC-DC converter |
| 06/05/2008 | US20080130324 Switch mode power supply and driving method thereof |
| 06/05/2008 | US20080130323 Method Modular Power Supply For X-Ray Tubes and Method Thereof |
| 06/05/2008 | US20080130322 Power system with power converters having an adaptive controller |
| 06/05/2008 | US20080130321 Power converter with an adaptive controller and method of operating the same |
| 06/05/2008 | US20080129273 Power supply device and switching power supply device |
| 06/05/2008 | US20080129257 Pulse width modulation controller |
| 06/05/2008 | US20080129225 Power Supply Device, Light Emitting Device Using Such Power Supply Device, And Electronic Device |
| 06/05/2008 | US20080129117 DC-DC Converter |
| 06/05/2008 | DE102007042356A1 Charge pump unit e.g. positive charge pump unit, for use in e.g. voltage control apparatus, has diode unit configured for both positive charge pumping and negative charge pumping, where diode unit comprises two diodes connected in series |
| 06/05/2008 | DE102006056888A1 DC/DC-Wandleranordnung zur Verschaltung einer Brennstoffzellenvorrichtung mit einer Energiespeichervorrichtung und Energieversorgungssystem für ein Fahrzeug DC / DC converter arrangement for the interconnection of a fuel cell device with an energy storage device and power supply system for a vehicle |
| 06/05/2008 | DE102006056785A1 Control signal producing method for circuit-breaker, involves defining two duty cycles in control signal sections using signal transfer section, where one of duty cycles differ from another duty cycle |
| 06/05/2008 | DE102006056329A1 Ladungspumpe Charge pump |
| 06/05/2008 | DE102006055126A1 Input voltage or input direct current voltage conversion method for use in power supply device i.e. current fed clock converter, involves decoupling induction voltage that is automatically induced in load coil as further output voltage |
| 06/04/2008 | EP1928079A2 Programmable conduction mode control for switching circuits |
| 06/04/2008 | EP1928078A1 Multiple input/output power converter and fuel cell vehicle with same |
| 06/04/2008 | EP1928077A2 Current fed power converter system including normally-on switch |
| 06/04/2008 | EP1690331A4 Power circuit and method of rising output voltage of power circuit |
| 06/04/2008 | EP1568044B1 Power converter circuitry and method |
| 06/04/2008 | CN201069298Y Refrigerator with negative and positive ion freshness keeping function |
| 06/04/2008 | CN101194412A Method for operating a power converter in a soft-switching range |
| 06/04/2008 | CN101194411A Step-down switching regulator, control circuit thereof, and electronic device using the same |
| 06/04/2008 | CN101192826A Voltage conversion circuit system with voltage distributor |
| 06/04/2008 | CN101192798A Flyback DC-DC converter |