Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
---|
12/03/2003 | CN1129999C Zero voltage and current step up converter |
12/03/2003 | CN1129981C Improved connector scheme for power pod power delivery system |
12/02/2003 | US6657877 Power supply circuit |
12/02/2003 | US6657876 Switched-capacitor-type stabilized power supply device |
12/02/2003 | US6657875 Highly efficient step-down/step-up and step-up/step-down charge pump |
12/02/2003 | US6657873 Switching power supply circuit |
12/02/2003 | US6657872 Voltage converter |
12/02/2003 | US6657838 LCD backlight inverter |
12/02/2003 | US6657477 Integrated circuit |
12/02/2003 | CA2198547C Dc-to-dc switching power supply utilizing a delta-sigma converter in a closed loop controller |
11/30/2003 | CA2430357A1 Hybrid power supply system |
11/27/2003 | WO2003098790A1 Circuit arrangement for a resonant converter and method of operating said converter |
11/27/2003 | WO2003098789A1 A regulated resonant voltage converter and a method of regulated resonance dc-dc voltage conversion |
11/27/2003 | WO2003098787A2 Ac-dc converters with bi-directional valves |
11/27/2003 | WO2003098773A1 Single stage power converter for contact-less energy transfer |
11/27/2003 | WO2003071651A3 Hybrid power supply |
11/27/2003 | WO2003055050A3 Programmable current-sensing circuit providing discrete step temperature compensation for dc-dc converter |
11/27/2003 | WO2003032477A3 Integrated magnetics for a dc-dc converter with flexible output inductor |
11/27/2003 | WO2003026111A3 Dc voltage converting device |
11/27/2003 | WO2003019986A3 Direct current supply device for arc furnace |
11/27/2003 | WO2002097958A3 Circuit configuration comprising a control loop |
11/27/2003 | US20030220026 Switching power supply unit |
11/27/2003 | US20030218894 Electronic apparatus |
11/27/2003 | US20030218893 Two-step ripple-free multi-phase buck converter and method thereof |
11/27/2003 | US20030218892 Switching power supply apparatus |
11/27/2003 | US20030218889 Filtering device for converting electrical energy |
11/27/2003 | US20030218887 Synchronous and bi-directional variable frequency power conversion systems |
11/27/2003 | US20030218455 Current sense apparatus and method |
11/27/2003 | US20030218453 Voltage regulator for a charge pump circuit |
11/27/2003 | US20030218449 Method for power conversion using combining transformer |
11/27/2003 | US20030218384 Electronic apparatus and power control method |
11/27/2003 | CA2484484A1 Ac-dc converters with bi-directional valves |
11/26/2003 | EP1365501A2 Welding current source and method of operation for the same |
11/26/2003 | EP1365500A2 Switched mode power supply |
11/26/2003 | EP1365499A1 Switching power supply circuit and frequency converter |
11/26/2003 | EP1364737A1 Arc welding power source |
11/26/2003 | EP1364456A2 Amplification systems and methods using fixed and modulated power supply voltages and buck-boost control |
11/26/2003 | EP1364454A1 Mobile power generation system |
11/26/2003 | EP1364447A2 Asymmetric multi-converter power supply |
11/26/2003 | EP1364445A2 Power factor correction control circuit and power supply including same |
11/26/2003 | EP1364444A1 Method and apparatus for providing an initial bias and enable signal for a power converter |
11/26/2003 | EP1224726B1 Switched power supply converter for broad range of input voltages |
11/26/2003 | CN2588652Y High-frequency group pulse power supply |
11/26/2003 | CN2588629Y Adapter |
11/26/2003 | CN1459140A DC-DC converter |
11/26/2003 | CN1459139A Device for voltage conversion |
11/26/2003 | CN1458740A Power device with improved output voltage responsiveness |
11/26/2003 | CN1129227C Coil-free ac/dc power source |
11/26/2003 | CN1129226C Switch power circuit and isolated variable transformer |
11/26/2003 | CN1129225C Zero-voltage switch isolating transformer with fixed transmission ratio |
11/25/2003 | US6654592 Method and arrangement for adjusting output power of a transmitter power supply |
11/25/2003 | US6654296 Devices, circuits and methods for dual voltage generation using single charge pump |
11/25/2003 | US6654267 Power supply apparatus providing plural outputs of specific characteristics |
11/25/2003 | US6654266 Selectable arrangement energy converter |
11/25/2003 | US6654263 Linear regulator with switched capacitance output |
11/25/2003 | US6654259 Resonance type switching power supply unit |
11/25/2003 | US6654258 Resonant power supply circuit |
11/25/2003 | US6653960 Stabilized power supply using delta sigma modulator |
11/25/2003 | US6653924 Transformer with controlled interwinding coupling and controlled leakage inductances and circuit using such transformer |
11/25/2003 | US6653889 Voltage generating circuits and methods including shared capacitors |
11/25/2003 | US6653888 Internal power voltage generator of semiconductor device |
11/20/2003 | WO2003096762A1 Trigger circuit for an electronic flash device |
11/20/2003 | WO2003096520A2 Charge pump |
11/20/2003 | WO2003034387A3 Method and clamping apparatus for securing a minimum reference voltage in a video display boost regulator |
11/20/2003 | WO2003030343A3 High voltage generator incorporated in an integrated circuit |
11/20/2003 | WO2003026114A3 Universal energy supply system |
11/20/2003 | WO2003026112A3 Universal power supply system |
11/20/2003 | US20030214826 Integrated traction inverter module and DC/DC converter |
11/20/2003 | US20030214822 Circuit for ac adapter to reduce power drawn from an ac power source |
11/20/2003 | US20030214821 System, method and apparatus for contact-less battery charging with dynamic control |
11/20/2003 | US20030214820 Power supply apparatus and power supply control method for the same |
11/20/2003 | US20030214819 Power supply apparatus for the reduction of power consumption |
11/20/2003 | US20030214349 Boost circuit |
11/20/2003 | US20030214347 Basic stage for a charge pump circuit |
11/20/2003 | US20030214346 Charge pump for negative voltages |
11/20/2003 | US20030214276 Method of frequency limitation and overload detection in a voltage regulator |
11/20/2003 | US20030214274 Multiple-phase power converter having current sharing and high frequency filtering |
11/20/2003 | US20030214272 Power supply and PWM circuits |
11/20/2003 | US20030214271 System and method for bi-directional power conversion in a portable device |
11/20/2003 | US20030214251 DC voltage converting circuit |
11/19/2003 | EP1363017A1 Circuit layout for electric motor (starter-generator) with passive charge pump |
11/19/2003 | EP1362408A2 Dual mode pulse-width modulator for power control applications |
11/19/2003 | EP0900469B1 Switched-mode power supply arrangement |
11/19/2003 | CN1457546A Start-up circuit for switched mode power supply |
11/19/2003 | CN1457545A 电源装置 Power supply unit |
11/19/2003 | CN1457140A Over current output protective circuit and switching constant voltage power supply |
11/19/2003 | CN1457139A Stabilized voltage swtich supply with overpressure output protective circuit and electronic device |
11/19/2003 | CN1457137A Dc-dc变换器 Dc-dc converter |
11/19/2003 | CN1457136A Low-loss DC/DC booster circuit |
11/19/2003 | CN1457128A Power supply device and its designing method, generator thereof |
11/19/2003 | CN1128497C Pulse with modulation control equipment |
11/18/2003 | US6650833 Exposure control drive apparatus |
11/18/2003 | US6650560 Dual input AC and DC power supply having a programmable DC output utilizing single-loop optical feedback |
11/18/2003 | US6650558 Asymmetrical drive circuit for full-wave bridge |
11/18/2003 | US6650556 Multi-phase DC—DC converter |
11/18/2003 | US6650555 Switched-capacitor-type stabilized power circuit |
11/18/2003 | US6650554 Power factor corrector with efficient ripple attenuator |
11/18/2003 | US6650553 Isolated switching power supply having volt-second clamping circuit |
11/18/2003 | US6650552 Switching power supply unit with series connected converter circuits |
11/18/2003 | US6650551 ZVS/ZVT resonant choke with voltage clamp winding |