| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 12/27/2005 | US6980046 Charge pump circuit using active feedback controlled current sources |
| 12/27/2005 | US6980045 Merged charge pump |
| 12/27/2005 | US6980039 DC-DC converter with noise spreading to meet spectral mask requirements |
| 12/27/2005 | US6979988 Duty cycle estimation |
| 12/27/2005 | US6979987 Method of regulating an output voltage of a power converter by sensing the output voltage during a first time interval and calculating a next current value in an inductor sufficient to bring the output voltage to a target voltage within a second time interval immediately following the first time interval and varying a duty cycle of a switch during the second time interval |
| 12/27/2005 | US6979985 Switching power supply device and switching power supply system |
| 12/27/2005 | US6979982 Switched-current power converter |
| 12/27/2005 | US6979981 DC-DC converter control circuit and DC-DC converter |
| 12/27/2005 | US6979980 Soft switching interleaved power converter |
| 12/27/2005 | US6979933 Apparatus and method for charging and discharging a capacitor |
| 12/27/2005 | CA2281637C Low cost power supply device to a plurality of electronic modules installed in a compartment |
| 12/22/2005 | WO2005122399A1 Power converter |
| 12/22/2005 | WO2005122375A1 Interleaved power converter |
| 12/22/2005 | WO2005122374A1 Multiple-output voltage converter |
| 12/22/2005 | WO2005122373A1 Level shift circuit and switching regulator using the same |
| 12/22/2005 | WO2005122371A2 Method for operating an electronically controlled inverter and arrangement for carrying out said method |
| 12/22/2005 | WO2005089309A3 Power control methods and apparatus |
| 12/22/2005 | WO2005077097A3 Controller for power converter |
| 12/22/2005 | WO2005055404A3 Adaptive delay control circuit for switched mode power supply |
| 12/22/2005 | US20050283631 System and method for performing power sequencing |
| 12/22/2005 | US20050281063 Phone energy management for low battery voltages |
| 12/22/2005 | US20050281062 Switching mode power supply |
| 12/22/2005 | US20050281061 Resonance converter with voltage regulation and method of driving variable loads |
| 12/22/2005 | US20050281059 Switching power supply circuit |
| 12/22/2005 | US20050281058 Dynamic optimization of efficiency using dead time and FET drive control |
| 12/22/2005 | US20050281057 Holdover circuit for a power converter using a bi-directional switching regulator |
| 12/22/2005 | US20050280458 Low power PLL for PWM switching digital control power supply |
| 12/22/2005 | US20050280404 Current replication to avoid LEB restriction of DC-DC boost converter |
| 12/22/2005 | US20050280402 DC-DC converting method and apparatus |
| 12/22/2005 | US20050280401 Efficiency improvement of DC-DC converter |
| 12/22/2005 | US20050280388 Circuit for energy conservation |
| 12/22/2005 | US20050280312 Controlling a power converter |
| 12/22/2005 | US20050279298 Bi-directional power electronics circuit for electromechanical valve actuator of an internal combustion engine |
| 12/22/2005 | DE202005016260U1 Multi-phase transformer assembly for generating alternating or direct current voltage, has primary phase paths connected to multi-phase input voltage at input side, and current influencing device provided between rectifier and load |
| 12/22/2005 | DE102004022947B3 Verfahren zur Ansteuerung von pulsweitengesteuerten, induktiven Lasten und Ansteuerschaltung hierfür Method for controlling pulse width controlled inductive loads and driving circuit therefor |
| 12/22/2005 | CA2567731A1 Interleaved power converter |
| 12/21/2005 | EP1608066A1 High efficiency DC/DC converter |
| 12/21/2005 | EP1608054A2 Controlling a power converter |
| 12/21/2005 | EP1608053A1 Analog current sense circuit |
| 12/21/2005 | EP1606681A2 Extremely high-speed switchmode dc-dc converters |
| 12/21/2005 | EP1606679A2 High voltage offset detection circuit and method |
| 12/21/2005 | EP1428308B1 Control method and apparatus for a flyback converter |
| 12/21/2005 | EP1396144B1 Imaging device and method for controlling same |
| 12/21/2005 | CN2747778Y Modular power source of power system |
| 12/21/2005 | CN1711807A Power supply apparatus, backlight assembly and liquid crystal display apparatus having the same |
| 12/21/2005 | CN1711689A Integrated floating power transfer device with electromagnetic emission control circuit and method |
| 12/21/2005 | CN1711688A Integrated floating power transfer device with logic level control and method |
| 12/21/2005 | CN1711673A Power converter |
| 12/21/2005 | CN1711672A Power converter |
| 12/21/2005 | CN1711671A Protection circuit and method for floating power transfer device |
| 12/21/2005 | CN1711670A Controller for DC to DC converter |
| 12/21/2005 | CN1710794A Control and driving apparatus of voltage and or piezoelectric composite material |
| 12/21/2005 | CN1710793A Booster type high-power DC/DC converter flexible converter circuit for fuel cell passenger coach |
| 12/21/2005 | CN1710792A Pressure-reduced type high-power DC/DC converter flexible converter circuit for fuel-cell passenger coach |
| 12/21/2005 | CN1710791A Composite input-output characteristic control circuit in fuel cell DC/DC converter control circuit |
| 12/21/2005 | CN1233086C Charge pump circuit |
| 12/21/2005 | CN1233085C Inserting position driving circuit |
| 12/20/2005 | US6978213 Voltage conversion system and method and recording medium |
| 12/20/2005 | US6978098 Power supply control apparatus and electric device |
| 12/20/2005 | US6977830 Power supply apparatus |
| 12/20/2005 | US6977829 Current distribution circuit |
| 12/20/2005 | US6977828 DC-DC converter applied to semiconductor device |
| 12/20/2005 | US6977826 Voltage regulator and method for regulating voltage |
| 12/20/2005 | US6977825 Voltage regulator using a transimpedance block to measure output |
| 12/20/2005 | US6977824 Control circuit for controlling output current at the primary side of a power converter |
| 12/20/2005 | US6977823 Switch power supply apparatus |
| 12/20/2005 | US6977803 Method and apparatus for substantially reducing electrical displacement current flow between input and output windings of an energy transfer element |
| 12/20/2005 | US6977492 Output regulator |
| 12/20/2005 | US6977489 Multiphase converter controller using single gain resistor |
| 12/20/2005 | US6977488 DC-DC converter |
| 12/20/2005 | US6977447 Method and apparatus for regulating multiple outputs of a single inductor DC to DC converter |
| 12/20/2005 | US6977403 Semiconductor apparatus having a built-in-electric coil and a method of making the semiconductor apparatus |
| 12/15/2005 | WO2005119050A2 Improved circuit for energy conservation |
| 12/15/2005 | WO2005093934A8 Method for operating a supply unit for a driver circuit, and supply unit for a driver circuit |
| 12/15/2005 | WO2005079447A3 Switching power supply controller with built-in supply switching |
| 12/15/2005 | US20050276085 Current control for inductive weld loads |
| 12/15/2005 | US20050276084 Current source sine wave voltage driving circuit via voltage-clamping and soft-switching techniques |
| 12/15/2005 | US20050276083 Method for current and voltage control for a switched-mode power supply unit |
| 12/15/2005 | US20050276082 Boost rectifier with half-power rated semiconductor devices |
| 12/15/2005 | US20050276081 Protection circuits for a DC-to-DC converter |
| 12/15/2005 | US20050276079 Variable-frequency flyback converter with synchronous rectification function |
| 12/15/2005 | US20050275980 RF generator with commutation inductor |
| 12/15/2005 | US20050275456 RF generator with reduced size and weight |
| 12/15/2005 | US20050275450 Booster circuit |
| 12/15/2005 | US20050275443 Power supply restart delay prevention circuit |
| 12/15/2005 | US20050275393 Analog current sense circuit |
| 12/15/2005 | US20050275392 Boost converter |
| 12/15/2005 | US20050275388 Circuit and method for controlling DC-DC converter |
| 12/15/2005 | US20050275384 Capacitor charging circuit, flash unit, and camera |
| 12/15/2005 | US20050275290 Elimination of recirculation current loss in load-shared switching mode power supplies |
| 12/15/2005 | DE4234725B4 Gleichspannungswandler DC voltage converter |
| 12/15/2005 | CA2572441A1 Improved circuit for energy conservation |
| 12/14/2005 | EP1605576A1 Device and method for extending the input voltage range of a DC/DC converter |
| 12/14/2005 | EP1605572A1 Battery charger with state of charge determination on the primary side |
| 12/14/2005 | EP1605571A1 Device and method for load current sharing |
| 12/14/2005 | EP1604546A2 High intensity discharge lamp ballast circuit |
| 12/14/2005 | EP1604447A1 Serial connected low-loss synchronously switchable voltage chopper |
| 12/14/2005 | EP1604446A2 Dc-dc converter with reduced electromagnetic interference |
| 12/14/2005 | EP1604264A2 Voltage set point control scheme |
| 12/14/2005 | EP1604254A2 System and method for controlling output-timing parameters of power converters |