| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 01/19/2012 | US20120014142 Power conversion apparatus for correcting power factor |
| 01/19/2012 | US20120014141 Reset voltage circuit for a forward power converter |
| 01/19/2012 | US20120014140 Systems and methods for reducing transient voltage spikes in matrix converters |
| 01/19/2012 | US20120014139 Power converting apparatus |
| 01/19/2012 | US20120014138 Pulse width modulated resonant power conversion |
| 01/19/2012 | US20120013313 Multiphase dc-dc converter using zero voltage switching |
| 01/19/2012 | DE202005021974U1 DC/DC-Wandler-Modul DC / DC converter module |
| 01/19/2012 | DE102010027263A1 Voltage regulator assembly for smart card, has control transistor with control terminal, where control terminal is connected with output of charge pump |
| 01/19/2012 | DE10006796B4 Verfahren und Vorschaltgerät zum Starten einer Entladungslampe Methods and gear for starting a discharge lamp |
| 01/18/2012 | EP2408271A2 Active constant power supply apparatus |
| 01/18/2012 | EP2408098A1 Power-dependant mains under-voltage protection |
| 01/18/2012 | EP2408097A1 Current-fed converter |
| 01/18/2012 | EP2408096A1 Current-fed converter with quadratic conversion ratio |
| 01/18/2012 | EP2408095A2 Circuits and methods for controlling a DC/DC converter |
| 01/18/2012 | EP2406875A1 Method for portioning output current of a dc-dc converter between its output capacitor and its power stage |
| 01/18/2012 | EP2406874A1 Forward converter having current regulation |
| 01/18/2012 | EP1852964B1 Power conversion apparatus |
| 01/18/2012 | EP1236265B1 Externally-driven scheme for synchronous rectification |
| 01/18/2012 | CN202121520U Heating power supply device for high precision power controlling growth of sapphire |
| 01/18/2012 | CN202121514U Single-phase inverter capable of eliminating direct current input terminal ripple and solar photovoltaic power generation system |
| 01/18/2012 | CN202121508U Self-excited miniwatt switch power supply |
| 01/18/2012 | CN202121507U Power supply for high-power high-frequency high-voltage electric precipitator |
| 01/18/2012 | CN202121506U Silicon chain pressure regulating device using multi-power control technology |
| 01/18/2012 | CN202121505U Frequency compensation device for convertor in DC-DC current mode |
| 01/18/2012 | CN202121504U Short circuit protection circuit as well as boost converter and electronic device comprising the same |
| 01/18/2012 | CN202121503U High precision current-voltage converter applied to distributed data acquisition system |
| 01/18/2012 | CN1909112B Boosted circuit and semiconductor device with same |
| 01/18/2012 | CN1738189B Methods and circuits for frequency modulation that reduce the spectral noise of switching regulators |
| 01/18/2012 | CN1722590B DC voltage transformer |
| 01/18/2012 | CN102326325A Boost converter with start-up circuit |
| 01/18/2012 | CN102326312A Electronic computer of automobile comprising voltage step-up device and control method |
| 01/18/2012 | CN102324931A Charge pump circuit in frequency synthesizer |
| 01/18/2012 | CN102324862A Multilevel voltage pumping device |
| 01/18/2012 | CN102324860A Direct current chopping linear alternating current-direct current (AC-DC) converter |
| 01/18/2012 | CN102324858A Voltage transforming rectifier with dual functions of voltage stabilization and harmonic injection |
| 01/18/2012 | CN102324853A Auxiliary power supplying method of DC-DC (direct current) power supply converter and auxiliary power supply circuit |
| 01/18/2012 | CN102324852A Multiphase phase stagger parallel connection two-stage converter |
| 01/18/2012 | CN102324851A Power and information signal transfer using micro-transformers |
| 01/18/2012 | CN102324850A Chain link control power supply in chain static synchronous compensator |
| 01/18/2012 | CN102324849A Flyback switching power supply circuit |
| 01/18/2012 | CN102324848A Switch regulator and control method thereof |
| 01/18/2012 | CN102324847A Reduced-voltage DC-DC (Direct Current-Direct Current) converter with current mode frequency compensating device |
| 01/18/2012 | CN102324846A Numerical control sectional slope compensation circuit for switching power supply for current mode control |
| 01/18/2012 | CN102324845A Control method for single-inductance double-output DC-DC (direct current) switching power supply and circuit thereof |
| 01/18/2012 | CN102324844A Microcontroller-controlled voltage stabilization device and voltage stabilization method for vehicle body electronic controller |
| 01/18/2012 | CN102324843A High-precision sectional type linear slope compensation circuit |
| 01/18/2012 | CN102324842A Switching power controller with maximum duty cycle limit |
| 01/18/2012 | CN102324841A Multi-input high-gain boost converter |
| 01/18/2012 | CN102324840A Charge pump and working method thereof |
| 01/18/2012 | CN102324839A Assisted DC/DC power transformation module of alarm for electric vehicle |
| 01/18/2012 | CN102324838A Current-sharing power supply voltage adjusting method and device as well as network equipment |
| 01/18/2012 | CN102324837A PWM/PFM (Pulse Width Modulation/ Pulse Frequency Modulation) control circuit |
| 01/18/2012 | CN102324778A High-efficiency energy-saving charger |
| 01/18/2012 | CN102323841A Current hysteresis control circuit, current hysteresis control method and direct current-direct current converter applying both of same |
| 01/18/2012 | CN101841243B Synchronous rectification self-excitation drive circuit and method for disconnector converter |
| 01/18/2012 | CN101702575B Logic control interface circuit applied to negative voltage charge pump |
| 01/18/2012 | CN101588125B Power-supply apparatus and control method, power amplifying device |
| 01/18/2012 | CN101546959B Double-power switch and power supply circuit using double-power switch |
| 01/18/2012 | CN101345490B Control method for full-load input voltage equalizing of input-series-output-parallel combination converter |
| 01/17/2012 | US8098504 Converter station for connecting an AC system to an end of an HVDC transmission line |
| 01/17/2012 | US8098503 Method and apparatus to control a power converter having a low loop bandwidth |
| 01/17/2012 | US8098502 System and method for emissions suppression in a switched-mode power supply |
| 01/17/2012 | US8098501 Switching power supply control circuit |
| 01/17/2012 | US8098500 Phase shift full bridge converter with reduced current stress |
| 01/17/2012 | CA2611630C Detachable tip for communicating with adapter and electronic device |
| 01/12/2012 | WO2012005341A1 Driving circuit, semiconductor device having driving circuit, and switching regulator and electronic equipment using driving circuit and semiconductor device |
| 01/12/2012 | WO2012005274A1 Power control device |
| 01/12/2012 | WO2012004960A1 High-voltage power source |
| 01/12/2012 | WO2012004935A1 Semiconductor integrated circuit and electronic apparatus provided with same |
| 01/12/2012 | WO2012004083A1 Power-supply circuit |
| 01/12/2012 | US20120008352 Method and apparatus of providing a biased current limit for limiting maximum output power of power converters |
| 01/12/2012 | US20120008347 Method for operating a dc/dc converter circuit configuration and dc/dc converter circuit configuration |
| 01/12/2012 | US20120008346 Semiconductor integrated circuit and switching power supply system |
| 01/12/2012 | US20120008345 Apparatus and method for output voltage calibration of a primary feedback flyback power module |
| 01/12/2012 | US20120008344 Driver for driving power switch element |
| 01/12/2012 | US20120008343 High-Voltage Startup Method and Power Management Apparatus |
| 01/12/2012 | US20120008342 Power conversion apparatus and over current protection method thereof |
| 01/12/2012 | US20120007571 Power supply, method, and computer program product for supplying electrical power to a load |
| 01/12/2012 | DE112009001775T5 Isolierte Leistungsversorgungsschalteinrichtung Isolated power supply switching device |
| 01/12/2012 | DE102010026794A1 Verfahren zum Betreiben einer Gleichspannungswandler-Schaltungsanordnung Method for operating a DC-DC converter circuitry |
| 01/12/2012 | DE102005030907B4 Solargeneratoranlage, Multistrangwechselrichter für Solargeneratoranlagen und Verfahren zum Überprüfen der Isolationswiderstände der Solargeneratorstränge Solar generator system, multi-string inverters for solar generator systems and procedures for checking the insulation resistance of the solar generator strands |
| 01/12/2012 | CA2773513A1 Driving circuit, semiconductor device having driving circuit, and switching regulator and electronic equipment using driving circuit and semiconductor device |
| 01/11/2012 | EP2405571A1 Power source device |
| 01/11/2012 | EP2405564A2 Adaptive inductive power supply |
| 01/11/2012 | EP2405563A2 Method for operating a direct current converter circuit assembly |
| 01/11/2012 | EP2405554A2 Battery cell equalizer system |
| 01/11/2012 | EP2405553A2 Adaptive inductive power supply |
| 01/11/2012 | EP2405552A2 Adaptive inductive power supply |
| 01/11/2012 | EP2405318A1 Power-supply circuit |
| 01/11/2012 | EP2404227A1 Control concept for a digitally controlled magnetic supply device |
| 01/11/2012 | EP2041862B1 Electric power source system and method for the same |
| 01/11/2012 | CN202111633U Photovoltaic grid-connected inverter |
| 01/11/2012 | CN202111631U Power supply for network electric power instrument |
| 01/11/2012 | CN202111630U Double closed loop direct current high voltage generator |
| 01/11/2012 | CN202111626U Switch power supply circuit of frequency converter |
| 01/11/2012 | CN202111625U High-voltage switching power supply circuit |
| 01/11/2012 | CN202111624U Multi-path voltage output device |
| 01/11/2012 | CN202111623U Electric automobile direct current (DC)-DC converter with output indicating signal |
| 01/11/2012 | CN202111622U Input circuit, output circuit and power supply |
| 01/11/2012 | CN202111621U Step-down type DC-DC (Direct Current-Direct Current) converter with current mode frequency compensation device |