Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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01/22/2004 | US20040012356 12/42 Volt DC brush motor control system |
01/22/2004 | US20040012347 Single chip ballast control with power factor correction |
01/22/2004 | DE10331194A1 Gleichspannungswandler DC voltage converter |
01/22/2004 | DE10330135A1 Schaltungsanordnung Circuitry |
01/21/2004 | EP1159659B1 Four-phase charge pump with lower peak current |
01/21/2004 | EP0721137B1 Power source circuit, liquid crystal display device, and electronic device |
01/21/2004 | CN1470098A Multiple power converter system using combining transformers |
01/21/2004 | CN1470097A Multiple output dynamically regulated charge pump power converter |
01/21/2004 | CN1469537A Flexible switching DC-DC converter with active energy discharging slot |
01/21/2004 | CN1469536A Boost structure for switch capacitor system |
01/21/2004 | CN1469535A Distributed power supply system |
01/21/2004 | CN1469216A Power source circuit |
01/21/2004 | CN1135682C Synchronous flyback converter |
01/21/2004 | CN1135681C Current-resonance type switch power source |
01/21/2004 | CN1135680C Voltage stabilizer for switch |
01/21/2004 | CN1135679C Boosted circuit |
01/20/2004 | US6680854 Switching power supply |
01/20/2004 | US6680603 High-efficiency method and pulse generator for generating short voltage pulses |
01/15/2004 | WO2004006418A2 Medium for storing and reading information, and device for storing and reading of information on and from the medium |
01/15/2004 | WO2004006417A1 An integrated controller, method of operation thereof and power supply employing the same |
01/15/2004 | WO2004006037A2 Output regulator |
01/15/2004 | WO2004005705A1 Booster power supply for engine generator and its controlling method |
01/15/2004 | WO2003061106A3 Power source apparatus |
01/15/2004 | WO2003052908A3 Circuit arrangement with power factor correction, as well as a corresponding appliance |
01/15/2004 | WO2002101529A3 Apparatus for setting output power levels of integrated pwm controller |
01/15/2004 | US20040008528 DC/DC converter |
01/15/2004 | US20040008078 Boosting circuit |
01/15/2004 | US20040008077 Voltage regulator with dynamically boosted bias current |
01/15/2004 | US20040008076 Semiconductor device having substrate potential detection circuit less influenced by change in manufacturing conditions |
01/15/2004 | US20040008062 Method and apparatus for operating a voltage regulator based on operation of a timer |
01/15/2004 | US20040008016 Output regulator |
01/15/2004 | US20040008011 Multi-phase dc-to-dc buck converter with multi-phase current balance and adjustable load regulation |
01/15/2004 | DE10228742A1 Versorgungsschaltung, insbesondere für Entladungslampe Supply circuit, in particular for discharge lamp |
01/15/2004 | DE10227831A1 Schaltwandler Switching Converters |
01/15/2004 | DE10227375A1 Verfahren zur Erhöhung der Eingangsspannung einer integrierten Schaltung mittels einer zweistufigen Ladungspumpe sowie integrierte Schaltung A method for increasing the input voltage of an integrated circuit by means of a two-stage charge pump integrated circuit as well as |
01/14/2004 | EP1381158A2 Frequency/signal converter and switching regulator employing said converter |
01/14/2004 | EP1381135A1 Battery-driven electronic device and mobile communication apparatus |
01/14/2004 | EP1381060A1 Solenoid drive apparatus and drive method |
01/14/2004 | EP1380096A1 Control means and method for a transistor switch circuit |
01/14/2004 | EP1379929A1 Amplifier system with on-demand power supply boost |
01/14/2004 | CN1467988A Power supply circuit for video display device |
01/14/2004 | CN1467904A Zvs/zvt resonant choke with voltage clamp winding |
01/14/2004 | CN1467748A Pump circuits and methods for integrated circuits |
01/14/2004 | CN1467557A Power supply circuit for camera |
01/14/2004 | CN1134884C Adjustable voltage converter utilizing charge pump |
01/14/2004 | CN1134883C Circuit breaker type switch power source |
01/14/2004 | CN1134693C Power source circuit, liquid crystal display, and electronic device |
01/13/2004 | US6678179 Circuit arrangement for gaining a direct voltage using full bridge rectifier and coupling capacitors |
01/13/2004 | US6678178 DC-to-DC converter with improved transient response |
01/13/2004 | US6678173 Power supply apparatus for the reduction of power consumption |
01/13/2004 | US6678172 Self-driving circuit for a DC/DC converter |
01/13/2004 | US6678129 Protection circuit for a switched mode power supply |
01/13/2004 | US6677847 In board filter inductor for switching power supply on a printed circuit board |
01/13/2004 | US6677806 Charge pump for generating high voltages for semiconductor circuits |
01/13/2004 | US6677805 Charge pump stage with body effect minimization |
01/13/2004 | US6677734 Non-inverting dual voltage regulation set point power supply using a single inductor for restraint control module |
01/13/2004 | US6677733 Single reference DC/DC converter |
01/13/2004 | US6677730 Device and method for pulse charging a battery and for driving other devices with a pulse |
01/13/2004 | US6677710 DC output regulator using dual pulse modulation |
01/08/2004 | WO2004004123A1 Pulse width modulation signal generator |
01/08/2004 | WO2004004104A2 Dc-dc converter |
01/08/2004 | WO2003047079A3 Power converters with primary-only feedback |
01/08/2004 | WO2003034388A3 Circuit for predictive control of boost current in a passive matrix oled display and method therefor |
01/08/2004 | US20040004851 Charge pump circuit and power supply circuit |
01/08/2004 | US20040004849 High voltage power source apparatus |
01/08/2004 | US20040004848 DC power supply apparatus for generating plasma |
01/08/2004 | US20040004590 Method and system for adjusting precharge for consistent exposure voltage |
01/08/2004 | US20040004512 Semiconductor integrated circuit device |
01/08/2004 | US20040004509 Voltage conversion circuit and semiconductor integrated circuit device provided therewith |
01/08/2004 | US20040004470 Switching power supply device and switching power supply system |
01/08/2004 | US20040004465 Dual-output direct current voltage converter |
01/08/2004 | DE10319583A1 Pumpschaltung und Spannungsgenerator sowie Verfahren zum Erzeugen einer erhöhten Spannung Pump circuit and voltage generator and method for generating a boosted voltage |
01/07/2004 | EP1379109A1 Controller circuit for a half-bridge converter |
01/07/2004 | EP1378988A2 Switching power supply apparatus |
01/07/2004 | EP1378987A2 Electronic apparatus |
01/07/2004 | EP1378981A2 Power control |
01/07/2004 | EP1378049A1 Switch mode power supply and method |
01/07/2004 | EP1378048A2 Method for reducing interference emissions in a dc/dc flyback converter |
01/07/2004 | EP1378044A1 Control device and method for dc-dc converter |
01/07/2004 | EP1147686B1 Flyback converter as led driver |
01/07/2004 | CN1466809A Switching converter |
01/07/2004 | CN1466808A Interleaved power converters incorporating switch type control |
01/07/2004 | CN1466807A Degenerative load temperature correction for charge pumps |
01/06/2004 | US6674659 Switching voltage converter |
01/06/2004 | US6674658 Power converter including circuits for improved operational control of synchronous rectifiers therein |
01/06/2004 | US6674657 Overvoltage-protective device for power system, AC/DC converter and DC/DC converter constituting the power system |
01/06/2004 | US6674656 PWM controller having a saw-limiter for output power limit without sensing input voltage |
01/06/2004 | US6674655 Control method and apparatus for a flyback converter |
01/06/2004 | US6674654 DC-DC voltage converter |
01/06/2004 | US6674356 Flyback transformer |
01/06/2004 | US6674317 Output stage of a charge pump circuit providing relatively stable output voltage without voltage degradation |
01/06/2004 | US6674274 Multiple phase switching regulators with stage shedding |
01/06/2004 | US6674273 Filtering circuit and battery protection circuit using same |
01/06/2004 | US6674272 Current limiting technique for a switching power converter |
01/06/2004 | US6674271 Power supply control apparatus and method thereof |
01/06/2004 | US6674268 Swithing regulator utilizing seperate integrated circuits for driving each switch |
01/02/2004 | EP1376844A2 Supply circuit, in particular for discharge lamp |
01/02/2004 | EP1376841A2 Switched mode power supply and controlling method thereof |
01/02/2004 | EP1376840A2 Switching power supply circuit and electronic device |
01/02/2004 | EP1376839A1 Electric-power supply with rectifier |