| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 05/12/2004 | CN1149733C Power source circuit |
| 05/12/2004 | CN1149725C Leakage current reduction circuit and power supply using the same circuit |
| 05/12/2004 | CN1149506C Non-contact IC comprising a charge pump |
| 05/12/2004 | CN1149428C Power-supply circuit and photoelectric apparatus |
| 05/11/2004 | US6735095 Switched-mode power supply with a function for detecting a broken feedback loop |
| 05/11/2004 | US6735094 Low-noise multi-output power supply circuit featuring efficient linear regulators and method of design |
| 05/11/2004 | US6735064 Inrush current suppressing device |
| 05/11/2004 | US6734718 High voltage ripple reduction |
| 05/11/2004 | US6734717 Charge pump circuit |
| 05/11/2004 | US6734656 Buck regulator with monolithic N- channel upper FET and pilot current sensing |
| 05/11/2004 | US6734475 Charge pump device |
| 05/11/2004 | US6732838 Power supply for ac elevator |
| 05/06/2004 | WO2004038920A2 Capacitively coupled power supply |
| 05/06/2004 | WO2004038919A1 Voltage generation circuit, voltage generation device and semiconductor device using this, and driving method therefor |
| 05/06/2004 | WO2004038903A1 Stepping inductor for fast transient response of switching converter |
| 05/06/2004 | WO2004038902A2 Capacitively coupled power supply |
| 05/06/2004 | WO2004038900A2 Ac-dc power converter having high input power factor and low harmonic distortion |
| 05/06/2004 | WO2003050934A3 Efficient buck topology dc-dc power stage utilizing monolithic n-channel upper fet and pilot current |
| 05/06/2004 | WO2003012964A3 Tapped-inductor step-down converter |
| 05/06/2004 | WO2002011267A3 Dc to dc converter and power management system |
| 05/06/2004 | US20040085793 Programmable power converter |
| 05/06/2004 | US20040085790 Autobias driving a high frequency power system |
| 05/06/2004 | US20040085789 DC-to-DC converter with improved transient response |
| 05/06/2004 | US20040085788 Quasi active power factor correction circuit for switching power supply |
| 05/06/2004 | US20040085787 Load matched alternator system with fault protection |
| 05/06/2004 | US20040085784 High-voltage power supply |
| 05/06/2004 | US20040085782 Method and apparatus for output voltage regulation in primary controlled switched mode power supplies |
| 05/06/2004 | US20040085690 Semiconductor integrated circuit |
| 05/06/2004 | US20040085086 Predictive control boost current method and apparatus |
| 05/06/2004 | US20040085054 Computer power supply |
| 05/06/2004 | US20040085052 Switching regulator and power supply using the same |
| 05/06/2004 | US20040085050 Power converter module with an active snubber circuit |
| 05/06/2004 | US20040085048 DC-DC converter and controller for DC-DC converter |
| 05/06/2004 | US20040084987 Rotating electric machines with magnetic circuit for high voltage and method for manufacturing the same |
| 05/06/2004 | US20040084967 Combined ac-dc to dc converter |
| 05/06/2004 | EP1416622A2 Computer power supply |
| 05/06/2004 | EP1416621A2 Latching shutdown and delayed re-start of DC power supply in broadband network |
| 05/06/2004 | EP1415518A1 Led switching arrangement |
| 05/06/2004 | EP1415517A1 Led switching arragement |
| 05/06/2004 | EP1415387A1 Method and apparatus for controlling synchronous rectifiers of a power converter |
| 05/06/2004 | EP1415386A2 Simple and efficient switching regulator for fast transient loads |
| 05/06/2004 | EP1317793B1 Charge pump circuit |
| 05/06/2004 | DE10146549B4 Verfahren zum Betrieb eines Schaltnetzteils sowie danach arbeitendes Schaltnetzteil Method for operating a switching power supply and then working switching power supply |
| 05/05/2004 | CN1494761A Asymmetric multi-converter power supply device |
| 05/05/2004 | CN1494760A Switching power supply and control method for power supply |
| 05/05/2004 | CN1494759A Power generation circuit, display apparatus and cellular terminal apparatus |
| 05/05/2004 | CN1494190A Dispersed power supply system |
| 05/05/2004 | CN1493956A Method and device for controlling power source in electronic equipment using host machine |
| 05/05/2004 | CN1148861C Inverter circuit |
| 05/04/2004 | US6731892 Image forming apparatus having high-voltage power supply |
| 05/04/2004 | US6731524 Parallel connected DC regulators with power factor corrected rectifier inputs |
| 05/04/2004 | US6731523 Modularized power supply |
| 05/04/2004 | US6731521 Switching power supply circuit |
| 05/04/2004 | US6731520 High efficiency power converter |
| 05/04/2004 | US6731486 Output-powered over-voltage protection circuit |
| 05/04/2004 | US6731158 Self regulating body bias generator |
| 05/04/2004 | US6731099 DC-DC converter with control circuit capable of generating step-up and step-down signals |
| 05/04/2004 | CA2267762C The method of obtaining the adjustable capacitor |
| 04/29/2004 | WO2004036726A1 Dc converter |
| 04/29/2004 | WO2004036330A2 Power supply with capacitive mains isolation |
| 04/29/2004 | WO2004021537A3 Stepped voltage controller for ceramic oxygen generating systems |
| 04/29/2004 | WO2003100831A3 Integrated zvs synchronous buck dc-dc converter with adaptive control |
| 04/29/2004 | WO2003067745A8 Static electric power converter for modulating electric power exchanged between at least a voltage source and a current source |
| 04/29/2004 | WO2003009690A3 Oscillating circuit, converter with such oscillating circuit, and preconditioner with such converter |
| 04/29/2004 | US20040080969 Drive for a half-bridge inverter |
| 04/29/2004 | US20040080965 Stepping inductor for fast transient response of switching converter |
| 04/29/2004 | US20040080964 Voltage multiplier |
| 04/29/2004 | US20040080963 Switch mode converter that allows 100% duty cycle on gate driver |
| 04/29/2004 | US20040080962 Apparatus and method for DC/DC converter having high speed and accuracy |
| 04/29/2004 | US20040080961 Power supply capable of protecting electric device circuit |
| 04/29/2004 | US20040080886 Multi-output electric power source device and vehicle-mounted electronic control device |
| 04/29/2004 | US20040080664 Imaging device and method for controlling same |
| 04/29/2004 | US20040080501 Display device |
| 04/29/2004 | US20040080361 Multiple output charge pump |
| 04/29/2004 | US20040080360 Variable charge pump circuit with dynamic load |
| 04/29/2004 | US20040080304 Power source apparatus |
| 04/29/2004 | US20040080303 Power supply circuit |
| 04/29/2004 | US20040080302 Low loss DC/DC converter |
| 04/29/2004 | DE4321060B4 Wechselstrom-Gleichstrom-Wandler AC-DC converter |
| 04/29/2004 | DE10348551A1 Electronic control device for use in motor vehicles and domestic appliances has separate ground structures for voltage regulator and other electronic circuits |
| 04/29/2004 | DE10032260B4 Schaltungsanordnung zur Verdoppelung der Spannung einer Batterie Circuit arrangement for doubling the voltage of a battery |
| 04/28/2004 | EP1414153A1 Gate driving circuit |
| 04/28/2004 | EP1414145A1 Motor drive control apparatus |
| 04/28/2004 | EP1414143A2 Low loss DC/DC converter |
| 04/28/2004 | EP1413042A1 Multiple stage switch circuit |
| 04/28/2004 | EP1413040A2 Power supply system |
| 04/28/2004 | EP1413039A1 Switched-mode power supply with a damping network |
| 04/28/2004 | EP1413038A1 Inductor current sensing in isolated switching regulators and related methods |
| 04/28/2004 | CN1493106A Amplication systems and methods usnig fixed and modulated power supply voltages and buck-boost control |
| 04/28/2004 | CN1492568A Switch operation method of spontaneous switch mode power and spontanous switch power switch driving circuit |
| 04/27/2004 | US6728118 Highly efficient, tightly regulated DC-to-DC converter |
| 04/27/2004 | US6728117 Frequency modulated self-oscillating switching power supply |
| 04/27/2004 | US6727752 Modulation scheme for switching amplifiers to reduce filtering requirements and crossover distortion |
| 04/27/2004 | US6727742 High-voltage level shifting circuit with optimized response time |
| 04/27/2004 | US6727681 Power supply circuit and control method for the same |
| 04/27/2004 | US6727680 Extended range power supply system |
| 04/27/2004 | US6727679 DC to DC voltage converter having a switching signal with adjustable frequency and an adjustable duty cycle |
| 04/27/2004 | US6727605 Duty cycle phase number control of polyphase interleaved converters |
| 04/27/2004 | US6727602 Power supply for controlled parallel charging and discharging of batteries |
| 04/22/2004 | WO2004034744A1 Low voltage power supply system for an electric blanket or the like |