| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 07/16/2008 | CN100403635C 汽车用电力装置 Automotive electrical installations |
| 07/16/2008 | CN100403634C PFC-PWM controller having a power saving means |
| 07/16/2008 | CN100403626C High-voltage plants with electric motors |
| 07/16/2008 | CN100403226C Droop amplifier circuit for a DC-DC converter |
| 07/16/2008 | CN100403203C Electronic ballast for cold cathode fluorescent lamp with dimming |
| 07/15/2008 | US7401237 Power supplying method and apparatus and a system using the same |
| 07/15/2008 | US7400519 Switching power supply |
| 07/15/2008 | US7400517 Power factor correction circuit and method therefor |
| 07/15/2008 | US7400483 Method and apparatus providing final test and trimming for a power supply controller |
| 07/15/2008 | US7400126 DC regulated power supply having voltage correction |
| 07/15/2008 | US7400122 Method and apparatus for reducing audio noise in a switching regulator |
| 07/15/2008 | US7400104 Voltage converting device, computer readable recording medium with program recorded thereon for causing computer to execute failure processing, and failure processing method |
| 07/15/2008 | US7400064 DC/DC power converter |
| 07/15/2008 | US7400063 Switched-mode power supply |
| 07/15/2008 | US7400060 Power supply system for a vehicle |
| 07/15/2008 | CA2531127C More compact and higher reliability power supply module |
| 07/10/2008 | WO2008082585A1 High-efficiency dc/dc voltage converter including up inductive switching pre-regulator and capacitive switching post-converter |
| 07/10/2008 | WO2008082582A1 High-efficiency dc/dc voltage converter including capacitive switching pre-converter and down inductive switching post-regulator |
| 07/10/2008 | WO2008082581A1 High-efficiency dc/dc voltage converter including capacitive switching pre-converter and up inductive switching post-regulator |
| 07/10/2008 | WO2008082578A1 High-efficiency dc/dc voltage converter including down inductive switching pre-regulator and capacitive switching post-converter |
| 07/10/2008 | WO2008081983A1 Power source device for vehicle and vehicle |
| 07/10/2008 | WO2008081691A1 Power supply system, vehicle using the same, and its control method |
| 07/10/2008 | WO2008081223A1 A method and device for driving a circuit element |
| 07/10/2008 | WO2008050273A3 Class d amplifier |
| 07/10/2008 | WO2008047186A3 A zero voltage zero current switching converter |
| 07/10/2008 | WO2008011522A3 Integrated and optimized distributed generation and interconnect system controller |
| 07/10/2008 | US20080165556 Control of a MOS Transistor as rectifying element |
| 07/10/2008 | US20080164853 Bidirectional power conversion with multiple control loops |
| 07/10/2008 | DE202008005671U1 Frequenzvariabler Spannungsregelkreis A variable frequency voltage control loop |
| 07/10/2008 | DE202008002645U1 Synchron Gleichrichtersteuerschaltung Synchronous rectifier control circuit |
| 07/10/2008 | DE112006001779T5 Mehrphasige Spannungsregulierung, bei der parallelisierte induktive Schaltungen mit magnetisch gekoppelten Induktoren verwendet werden A multi-phase voltage regulation, are used in the parallelized inductive circuits having magnetically coupled inductors |
| 07/09/2008 | EP1942574A1 Dc-dc converter |
| 07/09/2008 | EP1941604A2 Method and system for controlling pulse width in a night vision system power system |
| 07/09/2008 | EP1941603A1 Improving transient behavior while switching between control loops in a switching voltage regulator |
| 07/09/2008 | EP1393400B1 Removable fuel cartridge, fuel cell assembly comprising said fuel cartridge for portable electronic devices and corresponding device |
| 07/09/2008 | CN101218737A Feedback communication technique for switched mode power supply |
| 07/09/2008 | CN101218736A Multiphase voltage regulation using paralleled inductive circuits having magnetically coupled inductors |
| 07/09/2008 | CN101218735A Step-down switching regulator, its control circuit, and electronic device using same |
| 07/09/2008 | CN101218734A Step-up/down switching regulator, its control circuit, and electronic apparatus using same |
| 07/09/2008 | CN101218526A Apparatus for producing an electric signal provided with luminous means characterizing said signal |
| 07/09/2008 | CN101217627A A power control device for vehicle use 2.4G wireless radio receiver |
| 07/09/2008 | CN101217252A A soft start circuit for PDM DC-DC switching power supply |
| 07/09/2008 | CN101217251A A monocycle feedforward switch control circuit |
| 07/09/2008 | CN101217249A Detachable transducer of comparatively better efficiency |
| 07/09/2008 | CN100401628C DC/DC transformation topology circuit of high-voltage switch power supply |
| 07/09/2008 | CN100401627C DC-DC converting method and apparatus |
| 07/09/2008 | CN100401626C Protection circuit and method for floating power transfer device |
| 07/09/2008 | CN100401427C Nonvolatile semiconductor memory device |
| 07/09/2008 | CN100401226C Power supply system and electronic device comprising the same |
| 07/08/2008 | US7397677 Apparatus and method for charge pump control with adjustable series resistance |
| 07/08/2008 | US7397471 Liquid crystal display device, power supply circuit, and method for controlling liquid crystal display device |
| 07/08/2008 | US7397229 Switch mode power circuit |
| 07/08/2008 | US7397151 Power supply unit and portable apparatus using the same |
| 07/03/2008 | WO2008079701A1 Method and system of reducing wordline recovery time |
| 07/03/2008 | WO2008078120A1 Charge pump circuit and methods of operation thereof |
| 07/03/2008 | WO2008078119A1 Charge pump circuit and methods of operation thereof |
| 07/03/2008 | US20080158920 System and method for charge pump switchover |
| 07/03/2008 | US20080158916 DC-AC Converter and Controller IC Therefor |
| 07/03/2008 | US20080158915 High-efficiency DC/DC voltage converter including down inductive switching pre-regulator and capacitive switching post-converter |
| 07/03/2008 | US20080158914 Full-bridge digital power converter controller and method to compensate volt-second imbalance |
| 07/03/2008 | US20080158913 Power source module |
| 07/03/2008 | US20080157733 High-efficiency DC/DC voltage converter including up inductive switching pre-regulator and capacitive switching post-converter |
| 07/03/2008 | US20080157595 Power supply apparatus with soft start control |
| 07/03/2008 | DE102007057657A1 Direct current-direct current converter i.e. buck converter circuit, for e.g. power application, has enhancement mode switch placed in path of conduction to third-nitride depletion mode switch to open or close path to depletion mode switch |
| 07/03/2008 | DE102007026290A1 High voltage generating circuit, has regulator generating high voltage measuring current for measuring high voltage depending on level of high voltage, for controlling control signal, and for generating activation signal |
| 07/03/2008 | DE102006060011A1 Voltage converter for operating light arrangement, has level that has capacitor recharged by input voltage in capacitor voltage, and formed in way that capacitor voltage is tapped at output of level as voltage |
| 07/03/2008 | DE102006033506B4 Schottkykontakt-Bauelement und seine Verwendung Schottky device and its use |
| 07/02/2008 | EP1940015A1 Switching power supply with an active clamp circuit |
| 07/02/2008 | CN101212214A Triangle wave generating circuit and PWM modulation circuit |
| 07/02/2008 | CN101212184A Slope compensation method and circuit for power switching circuit |
| 07/02/2008 | CN101212183A Semi-directional regulating circuit |
| 07/02/2008 | CN101212182A Power circuit |
| 07/02/2008 | CN101212181A Multi-path output power supply |
| 07/02/2008 | CN101212180A Switching control circuit |
| 07/02/2008 | CN101212179A Voltage boost circuit and voltage level shifter |
| 07/02/2008 | CN101212178A Current-mode controlled switching regulator and control method therefor |
| 07/02/2008 | CN101212177A Pulse-width modulation controller |
| 07/02/2008 | CN101212176A Booster circuit |
| 07/02/2008 | CN101212175A Double-side modulating charge pump circuit and method |
| 07/02/2008 | CN101212174A Charge pump circuit for passive radio frequency identification system |
| 07/02/2008 | CN101212173A Control circuit and method for multi-mode switching boost/down rectifier |
| 07/02/2008 | CN101212169A Power module |
| 07/02/2008 | CN101212134A Over-voltage protection circuit for boosting-type switching power supply |
| 07/02/2008 | CN100399690C Power-limiting variable-voltage power supply |
| 07/02/2008 | CN100399689C Switching regulator and method for changing output voltages thereof |
| 07/02/2008 | CN100399688C Conversion soft switch circuit |
| 07/02/2008 | CN100399687C Switch power source apparatus |
| 07/02/2008 | CN100399686C Booster circuit capable of switching between a conventional mode and a low consumption current mode |
| 07/02/2008 | CN100399670C Method for controlling a direct voltage source and a voltage supply device |
| 07/02/2008 | CN100399664C Power circuit protection apparatus |
| 07/02/2008 | CN100399233C Method and device for controlling power source in electronic equipment using host machine |
| 07/02/2008 | CN100399035C Apparatus and method for measuring power consmption |
| 07/01/2008 | US7394673 Switching power supply apparatus provided with series-connected charge pump circuits |
| 07/01/2008 | US7394671 Controller IC, DC-AC conversion apparatus, and parallel running system of DC-AC conversion apparatuses |
| 07/01/2008 | US7394670 Switching power source |
| 07/01/2008 | US7394669 Switching mode power supplies |
| 07/01/2008 | US7394668 Switching power supply circuit and frequency converter |
| 07/01/2008 | US7394232 Interleaved switching converters in ring configuration |
| 07/01/2008 | US7394209 Liquid crystal display system with lamp feedback |
| 06/26/2008 | WO2008075140A1 Charging unit with two power source inputs |