| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 12/12/2001 | EP1162724A2 Resonant switched power converter |
| 12/12/2001 | EP1161789A1 Clamping circuit and method for synchronous rectification |
| 12/12/2001 | EP1161764A1 An arrangement in a power unit for a grid pulsed o-type microwave tube |
| 12/12/2001 | EP0914706B1 Switched-mode power supply having an improved start-up circuit |
| 12/12/2001 | CN2465390Y Modular type high-voltage power source |
| 12/12/2001 | CN1326607A Power supply device and switching arrangement with said power supply device |
| 12/12/2001 | CN1326260A Power resource with synchronous power conversion |
| 12/12/2001 | CN1076139C Single ended forward Dc-to-DC converter providing enhanced resetting for synchronous rectification |
| 12/12/2001 | CN1076138C 振荡器电压调节器 Oscillator voltage regulator |
| 12/11/2001 | US6330175 Power supply apparatus for electronic unit |
| 12/11/2001 | US6330173 Semiconductor integrated circuit comprising step-up voltage generation circuit |
| 12/11/2001 | US6330170 Soft-switched quasi-single-stage (QSS) bi-directional inverter/charger |
| 12/11/2001 | US6330169 Converter output regulation via channel resistance modulation of synchronous rectifiers |
| 12/11/2001 | US6329869 Semiconductor device with less influence of noise |
| 12/11/2001 | US6329801 Switching regulator control system and method |
| 12/11/2001 | US6329800 Method and apparatus for reducing power consumption in driver circuits |
| 12/11/2001 | US6329727 Power supply controller |
| 12/11/2001 | US6329726 Proportional distribution of power from a plurality of power sources |
| 12/11/2001 | US6329636 Method and apparatus for receiving a universal input voltage in a welding plasma or heating power source |
| 12/06/2001 | WO2001093411A1 Buffer circuit |
| 12/06/2001 | WO2001093392A1 Inter-bay bipolar dc bus link |
| 12/06/2001 | US20010048607 Electronic voltage convertor for low current electronic equipment |
| 12/06/2001 | US20010048338 Boosting method and apparatus |
| 12/06/2001 | US20010048295 Power supply device |
| 12/06/2001 | US20010048294 Switching power supply with AC waveform capability |
| 12/06/2001 | DE10026279A1 Electric circuit for supplying current to load has converter that can be operated as d.c. to a.c. converter and as d.c. to d.c. converter; several storage chokes are provided for each converter |
| 12/06/2001 | DE10025834A1 Einrichtung und Verfahren zur Erzeugung von Hochspannung aus einer Niedervolt-Versorgungsquelle Apparatus and method for generating a high voltage from a low-voltage supply source |
| 12/06/2001 | DE10025823A1 Electrical supply device has potential levels between higher, base source potentials, coil in series with output, diode parallel to output and coil, fast electronic switch driven by pulse generator |
| 12/06/2001 | DE10024859A1 Schaltungsanordnung zum entlasteten Schalten Circuitry for switching relieved |
| 12/05/2001 | EP1160964A2 Power supplying apparatus and methods |
| 12/05/2001 | EP1160963A2 DC-to-DC converter |
| 12/05/2001 | EP1160962A2 Three-switch add/substract DC to DC converter |
| 12/05/2001 | EP1159781A1 General self-driven synchronous rectification scheme for synchronous rectifiers having a floating gate |
| 12/05/2001 | EP1159729A1 Switched-mode power supply and display |
| 12/05/2001 | EP1159659A1 Four-phase charge pump with lower peak current |
| 12/05/2001 | CN2464011Y 斩波器 Chopper |
| 12/05/2001 | CN1325099A Material-feeding pump type power-supply circuit and drive device for display device using said circuit |
| 12/04/2001 | US6327286 High speed magnetic modulator voltage and temperature timing compensation circuit |
| 12/04/2001 | US6327161 Power-saving circuit |
| 12/04/2001 | US6327127 Electronic instrument |
| 12/04/2001 | US6326959 Display panel driver |
| 12/04/2001 | US6326839 Apparatus for translating a voltage |
| 12/04/2001 | US6326834 Pump circuit boosting a supply voltage |
| 12/04/2001 | US6326833 Highly effective charge pump employing NMOS transistors |
| 12/04/2001 | US6326775 Fast DC discharge device |
| 12/04/2001 | US6326774 Step-up DC voltage converter and method of operation |
| 12/04/2001 | US6326772 Power supply apparatus with energy return for reuse |
| 11/29/2001 | WO2001091277A1 Reduced load switching device and method |
| 11/29/2001 | WO2001091275A1 Switching arrangement |
| 11/29/2001 | WO2001091274A1 Power conversion system |
| 11/29/2001 | WO2001091273A2 Dc/dc converters |
| 11/29/2001 | WO2001090668A1 Temperature controller for a refrigerated vending machine |
| 11/29/2001 | WO2001089754A2 Arc welding generator with input voltage adapting regulator stage |
| 11/29/2001 | US20010046159 Apparatus and method for programming voltage protection in a non-volatile memory system |
| 11/29/2001 | US20010046158 Semiconductor memory device and method of fabricating the same |
| 11/29/2001 | US20010046147 Power chip set for a switching mode power supply having a device for providing a drive signal to a control unit upon startup |
| 11/29/2001 | US20010046145 Inductor current synthesizer for switching power supplies |
| 11/29/2001 | US20010045814 Arrangement and method for generating high voltage from a low-voltage supply source |
| 11/29/2001 | US20010045569 Potential detector and semiconductor integrated circuit |
| 11/29/2001 | US20010045100 Method for driving an output stage by pulse-width modulation |
| 11/29/2001 | DE10123518A1 Direct current converter has control circuit for alternately switching series switch elements on and off; switch-on period of first switch element is variable and that of second is fixed |
| 11/29/2001 | DE10024853A1 Vorrichtung zur Aufrechterhaltung einer Versorgungsspannung Means for maintaining a supply voltage |
| 11/29/2001 | DE10023524A1 Zweistufiger Verstärker Two-stage amplifier |
| 11/29/2001 | CA2379506A1 Arc welding generator with input voltage adapting regulator stage |
| 11/28/2001 | EP1158654A1 Charge pump booster device with transfer and recovery of the charge |
| 11/28/2001 | EP1157320A1 Method for generating a regulated direct voltage from an alternating voltage and power supply device for implementing said |
| 11/28/2001 | CN2462612Y Flexible buffering converter with power feeding characteristic |
| 11/28/2001 | CN1324141A Switching electric power supply device having active clamping circuir |
| 11/28/2001 | CN1324140A Auxiliary step-up power source |
| 11/28/2001 | CN1075690C Mixed signal processing system and method for powering same |
| 11/28/2001 | CN1075682C Dual-output DC-DC power supply |
| 11/28/2001 | CN1075662C Flyback transformer |
| 11/27/2001 | US6324082 Mains frequency synchronous burst mode power supply |
| 11/27/2001 | US6324081 Switching power source apparatus |
| 11/27/2001 | US6324080 Method and apparatus for energy conversion utilizing circuit phase and time variables |
| 11/27/2001 | US6324079 Four and five terminial PWM-controlled power supply packages |
| 11/27/2001 | US6324077 Switch mode power supply |
| 11/27/2001 | US6323722 Apparatus for translating a voltage |
| 11/27/2001 | US6323721 Substrate voltage detector |
| 11/27/2001 | US6323627 D.C.-d.c. converter with a transformer and a reactance coil |
| 11/27/2001 | US6323626 DC/DC converter for a fuel cell having a non-linear inductor |
| 11/27/2001 | US6323564 Circuit configuration with reduced EMI |
| 11/27/2001 | CA2076940C Fluorescent lamp operating circuit, particularly for a compact fluorescent lamp |
| 11/22/2001 | WO2001089089A2 Bi-directional current source |
| 11/22/2001 | WO2001089070A1 Device for maintaining a power supply voltage |
| 11/22/2001 | WO2001089069A1 Method for controlling an array for electric energy storage and array for electric energy storage |
| 11/22/2001 | US20010043493 Semiconductor memory device, and method of controlling the same |
| 11/22/2001 | US20010043491 Apparatus and method for programming voltage protection in a non-volatile memory system |
| 11/22/2001 | US20010043479 Power supply apparatus |
| 11/22/2001 | US20010043181 Multiple output DC/DC voltage converters |
| 11/22/2001 | US20010043114 Voltage boosting circuit including capacitor with reduced parasitic capacitance |
| 11/22/2001 | US20010043113 LED drive circuit |
| 11/22/2001 | US20010043091 Circuit and method for protecting a switching power supply from a fault condition |
| 11/22/2001 | US20010043060 DC/DC converters |
| 11/22/2001 | US20010043059 Integrated low ripple, high frequency hysteretic controller for DC-DC converters |
| 11/22/2001 | US20010043058 Device and method for limiting a switching current when a circuit is turned on |
| 11/22/2001 | US20010043056 Multi outputting power supply circuit |
| 11/22/2001 | US20010042739 Arc welding generator with input voltage adapting regulator stage |
| 11/22/2001 | DE10122704A1 Switched mode power supply has diode bridge, series choke/main MOSFET in parallel with bridge output connections, series MOSFET circuit, flyback converter transformer, smoothing stage |
| 11/22/2001 | DE10023516A1 Circuit for transferring energy between direct current, direct voltage circuits has inverters, rectifier connected via inductance, capacitance on d.c. side and to transformer on a.c. side |