| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 02/27/2008 | EP1687889B1 A tuner-compatible switch mode power supply architecture |
| 02/27/2008 | CN201029220Y Solar inverter circuit |
| 02/27/2008 | CN201029021Y Electrical start delaying circuit of positive power |
| 02/27/2008 | CN101133545A Driving circuit of piezoelectric transformer |
| 02/27/2008 | CN101133544A Output device and electronic device provided with same |
| 02/27/2008 | CN101133543A Switching regulator and electronic device incorporating the same |
| 02/27/2008 | CN101132152A Device and method for checking continuous current when switching current |
| 02/27/2008 | CN101132151A Electric power supply converter |
| 02/27/2008 | CN101132150A Flyback power converter with synchronous rectifier |
| 02/27/2008 | CN101132149A Multiple voltage regulating circuit |
| 02/27/2008 | CN101132148A Voltage converter and a method of using the same |
| 02/27/2008 | CN101132147A DC-DC switch power source and its output voltage regulation method |
| 02/27/2008 | CN101132146A Power supply circuit and electronic device equipped with same |
| 02/27/2008 | CN101132135A Power supply device for implementing dormant state of vehicle hybrid power controller |
| 02/27/2008 | CN101131806A Charge pump clock generating circuit and method thereof |
| 02/27/2008 | CN100372222C Switching power supply apparatus |
| 02/27/2008 | CN100372221C Power circuit and PVVM circuit |
| 02/27/2008 | CN100372220C Amplifier |
| 02/27/2008 | CN100371856C Voltage set point control scheme |
| 02/26/2008 | US7336513 Method of compensating output voltage distortion of half-bridge inverter and device based on the method |
| 02/26/2008 | US7336511 Power supply control loop with multiple leveling modes |
| 02/26/2008 | US7336508 Switching power source apparatus with voltage gate detector for the switch |
| 02/26/2008 | US7336507 Power supply outputting multiple voltages |
| 02/26/2008 | US7336470 Solenoid drive apparatus and drive method |
| 02/26/2008 | US7336273 Power supply voltage converting circuit, control method thereof, display apparatus, and portable terminal |
| 02/26/2008 | US7336121 Negative voltage generator for a semiconductor memory device |
| 02/26/2008 | US7336108 Semiconductor integrated circuit with stepped-up voltage pump circuit |
| 02/26/2008 | US7336004 Topologies for using multiple energy sources for power conversions |
| 02/26/2008 | CA2432476C Battery pack |
| 02/21/2008 | WO2008022232A2 Clamp diode reset in a power converter and power outage detection in a switched mode power supply |
| 02/21/2008 | WO2008020629A1 Insulation boost type push-pull soft-switching dc/dc converter |
| 02/21/2008 | WO2008020385A2 Dc/dc-converter |
| 02/21/2008 | WO2007144758A3 A zero voltage zero current switching converter |
| 02/21/2008 | WO2007100997A3 Supply circuit for implantable medical devices |
| 02/21/2008 | US20080043504 System and method for providing control for switch-mode power supply |
| 02/21/2008 | US20080043503 Method and apparatus for detecting demagnetizing time of magnetic device |
| 02/21/2008 | US20080043498 DC-DC Converter Recycling Leakage Inductor Losses |
| 02/21/2008 | US20080043497 Flyback converter with synchronous rectifier |
| 02/21/2008 | US20080043496 Linear-predict sampling for measuring demagnetized voltage of transformer |
| 02/21/2008 | US20080043495 Clamp diode reset in a power converter |
| 02/21/2008 | US20080043494 Resonant converter and burst mode starting method thereof |
| 02/21/2008 | US20080042763 Method and apparatus to improve frequency stability of an integrated circuit oscillator |
| 02/21/2008 | US20080042710 Self-oscillating driver with soft start circuit |
| 02/21/2008 | DE10220561B4 Generator für negative Spannung für ein Halbleiterspeicherbauelement Negative voltage generator for a semiconductor memory device |
| 02/21/2008 | DE102006038158A1 Voltage supply device for use in mobile communication device, has switch regulator with input coupled with voltage input, and voltage regulator coupled with output of switch regulator, where voltage regulator is coupled with voltage output |
| 02/21/2008 | DE102006036546A1 Kapazitätsladestrombegrenzungseinrichtung, Ladungspumpenanordnung, Verfahren zum Begrenzen eines Ladestromes an einer Ladungspumpe und Verfahren zum Begrenzen des Ladestromes an einen Kondensator Capacitance charging current-limiting device, the charge pump arrangement, method of limiting a charging current to a charge pump and method for limiting the charging current to a capacitor |
| 02/20/2008 | EP1785012B1 Method for controlling an electrical light source by pulse width modulation |
| 02/20/2008 | EP1342308B8 Boost doubler circuit |
| 02/20/2008 | CN201025695Y Self activated synchronized commutation driver |
| 02/20/2008 | CN101128973A Power conversion apparatus |
| 02/20/2008 | CN101127492A Voltage doubling and commutating separation BOOST converter |
| 02/20/2008 | CN101127487A Secondary side control power converter |
| 02/20/2008 | CN101127486A Power supply circuit and control method thereof |
| 02/20/2008 | CN101127485A Power supply circuit |
| 02/20/2008 | CN101127484A A digital high voltage DC power |
| 02/20/2008 | CN101127483A Power supplier for field emission display |
| 02/20/2008 | CN101127482A Original edge clamp circuit of DC converter |
| 02/20/2008 | CN101127481A High voltage power generator |
| 02/20/2008 | CN101127480A Switching power supply circuit |
| 02/20/2008 | CN101127479A Voltage increase circuit for elevated voltage charge |
| 02/20/2008 | CN101127478A Power supply switching device with sudden wave buffer circuit |
| 02/20/2008 | CN101127477A A polarized switching circuit |
| 02/20/2008 | CN101127449A Energy saving circuit for bidirectional flow of DC power |
| 02/20/2008 | CN100370686C Tracking power supply control |
| 02/20/2008 | CN100370685C Switching power source device |
| 02/20/2008 | CN100370675C Starting method for power converter |
| 02/19/2008 | USRE40072 Loss and noise reduction in power converters |
| 02/19/2008 | US7333860 Dependent power supplying apparatus and electronic instrument |
| 02/19/2008 | US7333354 Switch for power factor correction circuits |
| 02/19/2008 | US7333353 Isolating type self-oscillating flyback converter with a soft start loop |
| 02/19/2008 | US7333351 Electronic circuit control element with tap element |
| 02/19/2008 | US7333350 Self driven synchronous rectifier shutdown circuit and method |
| 02/19/2008 | US7333349 Single-stage buck-boost inverter |
| 02/19/2008 | US7333348 DC-DC converter |
| 02/19/2008 | US7333314 Power controller, power control method, information processor, and power control program |
| 02/19/2008 | US7332955 High voltage generating circuit and semiconductor memory device having the same |
| 02/19/2008 | US7332900 Method and apparatus to reduce maximum power from a power supply with transition region regulation |
| 02/19/2008 | US7332879 Control method and device for a power-converting module that drives a light-emitting component |
| 02/19/2008 | US7332869 Power supply apparatus, backlight assembly and liquid crystal display apparatus having the same |
| 02/19/2008 | US7332832 Removable hard disk drive (HDD) that is hot-plug compatible with multiple external power supply voltages |
| 02/19/2008 | US7332831 Power supply apparatus with soft start control |
| 02/19/2008 | CA2442267C Off-line switching power supply for generating negative voltages |
| 02/19/2008 | CA2320328C Self-driven synchronous rectification scheme |
| 02/14/2008 | WO2008018831A1 Power supply system and method |
| 02/14/2008 | WO2008018282A1 Power supply device |
| 02/14/2008 | WO2008018131A1 Power converter and controller using such power converter for electric rolling stock |
| 02/14/2008 | WO2007138537A3 Generating drive signals for a synchronous rectification switch of a flyback converter |
| 02/14/2008 | US20080037301 High voltage generator of the dac-controlled type |
| 02/14/2008 | US20080037294 Switch mode power supply controllers |
| 02/14/2008 | US20080037293 Forward power converter controllers |
| 02/14/2008 | US20080037292 High-voltage generator |
| 02/14/2008 | US20080037291 DC-AC Converter and Method of Supplying AC Power |
| 02/14/2008 | US20080036443 Synchronous rectification switching regulator, and control circuit and control method therefor |
| 02/14/2008 | US20080036435 Phase control device for DC/DC converter |
| 02/14/2008 | DE202007016350U1 Energiequellenanordnung mit der Möglichkeit zum Modulieren und Umspannen der elektrischen Energie Energy source arrangement with the possibility of modulating and re-clamping of the electrical energy |
| 02/14/2008 | CA2657758A1 Power converter and controller using such converter for electric rolling stock |
| 02/13/2008 | EP1887682A2 Switching power supply with transformer |
| 02/13/2008 | EP1887681A1 Phase control device for DC/DC converter |
| 02/13/2008 | EP1652189B8 Area efficient charge pump |
| 02/13/2008 | EP1537671B1 Dac-based voltage regulator for flash memory array |