Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 3 - Conversion of dc power input into dc power output
Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
07/2003
07/10/2003US20030128974 Strobe charging device
07/10/2003US20030128571 Negative voltage generating circuit
07/10/2003US20030128560 High voltage generation and regulation system for digital multilevel nonvolatile memory
07/10/2003US20030128556 Voltage sense method and circuit for start-up of parallel switching converters with output current bi-directional switches
07/10/2003US20030128555 Frequency modulated self-oscillating switching power supply
07/10/2003US20030128554 Power modulator having at least one pulse generating module; multiple cores; and primary windings parallel-connected such that each pulse generating module drives all cores
07/10/2003US20030128487 Parellel power supply system with over-voltage protection circuit
07/10/2003US20030128485 Switching power supply unit
07/10/2003US20030128066 Programmable voltage pump having a ground option
07/10/2003US20030128020 Programmable power supply
07/10/2003US20030128019 Power supply circuit for optimum bootstrap capacitor charging
07/10/2003US20030128018 Methods for regulation of power converters using primary-only feedback
07/10/2003US20030128016 System for providing a regulated voltage
07/09/2003EP1326323A2 Switched power supply with voltage regulator having pwm with hysteretic loop controller and method for operating and using same
07/09/2003EP1326081A2 Zero-cross detection circuit
07/09/2003EP1325551A1 Multiple power converter system using combining transformers
07/09/2003EP1325547A2 System and method for highly phased power regulation using adaptive compensation control
07/09/2003EP1325546A2 System and method for highly phased power regulation
07/09/2003EP1325394A1 Wide ratio autotransformer-type current ranging
07/09/2003EP1279178A4 Miniaturized ac/dc power supply and battery charger
07/09/2003CN1429425A Dynamically controlled intrinsically regulated charge pump power converter
07/09/2003CN1429424A Dynamically regulated charge pump power converter based on ultra-capacitor
07/09/2003CN1429421A AC/DC chopper for power tool
07/09/2003CN1428924A 开关电源装置 Switching power supply unit
07/09/2003CN1428922A Power factor correction method and its equipment
07/09/2003CN1428864A Semiconductor device and its mfg. method
07/09/2003CN1428863A Semiconductor device and its mfg. method
07/09/2003CN1428862A 电荷泵装置 The charge pump device
07/09/2003CN1428860A Electric charge pump device
07/09/2003CN1428677A Method for power supply to low voltage electric equipment
07/09/2003CN1114259C Autonomous DC-DC converter
07/09/2003CN1114258C Digital switch converter with quantization error compensation function
07/08/2003US6590791 High input voltage, high efficiency, fast transient voltage regulator module (VRM)
07/08/2003US6590790 Switching power supply device
07/08/2003US6590789 Method and apparatus for regulating output voltage of a voltage converter
07/08/2003US6590787 Wide range zero voltage switching resonance type converter
07/08/2003US6590786 System for controlling the delivery of power to DC computer components utilizing phase shift regulation
07/08/2003US6590442 Voltage boosting circuit for an integrated circuit device
07/08/2003US6590370 Switching DC-DC power converter and battery charger for use with direct oxidation fuel cell power source
07/08/2003US6590369 Digital voltage regulator using current control
07/08/2003CA2291198C Switching power supply unit
07/03/2003WO2003055060A1 Synchronized controlled oscillation modulator
07/03/2003WO2003055052A1 Resonant converter with phase delay control
07/03/2003WO2003055051A2 A forward converter with controlled reset
07/03/2003WO2003055050A2 Programmable current-sensing circuit providing discrete step temperature compensation for dc-dc converter
07/03/2003WO2003055048A1 Series chopper with synchronous communication
07/03/2003WO2003054652A1 Potential generating circuit, potential generating apparatus, semiconductor device using the same, and driving method thereof
07/03/2003WO2003012966A8 Fuel cell inverter
07/03/2003WO2002103886A3 Circuit arrangement for controlling a power supplied to a load
07/03/2003US20030123265 DC-DC converter
07/03/2003US20030123264 Half-bridge isolation stage topologies
07/03/2003US20030122646 Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components without requiring additional windings
07/03/2003US20030122612 Booster circuit
07/03/2003US20030122611 Charge pump circuit
07/03/2003US20030122610 Charge pump ripple reduction
07/03/2003US20030122609 Charge pump ripple reduction
07/03/2003US20030122591 Zero-cross detection circuit
07/03/2003US20030122531 Switched mode power supply device adapted for low current drains, and cellular phone equipped with such a device
07/03/2003CA2438328A1 Series chopper with synchronous switch
07/02/2003EP1324480A2 Method of switching synchronization of parallel-connected converter system
07/02/2003EP1324479A1 "Bipolar low voltage fast synchronous rectifier for mixed step-up/down architectures."
07/02/2003EP1324478A2 High voltage converter with fast response
07/02/2003EP1324477A2 Bipolar supply voltage generator and semiconductor device for same
07/02/2003EP1324476A1 Converter with inductor and digital controlled timing
07/02/2003EP1323231A2 Controlled self-oscillation modulator and power conversion system using such a modulator
07/02/2003EP1323228A1 Reduction of capacitance effects in potential transformers
07/02/2003EP1323227A2 Switching converter
07/02/2003EP1323226A2 Degenerative load temperature correction for charge pumps
07/02/2003EP1192625A4 Charge transfer apparatus and method therefor
07/02/2003EP0938772B1 Fault control circuit for switched power supply
07/02/2003CN1427544A 放大电路 Amplifier
07/02/2003CN1427536A DC-DC converter and electronic device using same
07/02/2003CN1427387A Power supply circuit for display device, control method thereof, display device and electronic apparatus
07/01/2003US6587362 AC-DC converters with bi-directional thyristor valves
07/01/2003US6587361 Switched-mode power supply with low switching losses
07/01/2003US6587360 Polyphase rectifying apparatus having single-phase rectifiers controlled by common control signal
07/01/2003US6587359 DC-DC converter with switchable control mode
07/01/2003US6587358 Switching power supply circuit
07/01/2003US6587357 Method and apparatus for providing integrated low power self-supply in switched mode power supplies
07/01/2003US6587356 Start-up circuit and control for high power isolated boost DC/DC converters
07/01/2003US6587006 Oscillator circuit
07/01/2003US6586963 Integrated circuit devices having power control logic that inhibits internal leakage current loss during sleep mode operation and method of operating same
07/01/2003US6586958 Voltage converter having switching element with variable substrate potential
07/01/2003US6586940 Capacity estimation method, degradation estimation method and degradation estimation apparatus for lithium-ion cells, and lithium-ion batteries
07/01/2003US6586910 Voltage equalizer apparatus and method thereof
07/01/2003US6584792 Method for driving an output stage by pulse-width modulation
06/2003
06/26/2003WO2003052916A1 Universal high efficiency power converter
06/26/2003WO2003052915A1 A digital power converting method and device with zero voltage
06/26/2003WO2003052913A1 Flyback power converter
06/26/2003WO2003052912A1 Isolated converter with synchronized switching leg
06/26/2003WO2003052911A1 Programmable current-sensing circuit providing continuous temperature compensation for dc-dc converter
06/26/2003WO2003052910A1 Variable voltage source for a flash memory device
06/26/2003WO2003052909A1 Dc-dc converter
06/26/2003WO2003052908A2 Circuit arrangement with power factor correction, as well as a corresponding appliance
06/26/2003WO2003027791A8 Switching power supply
06/26/2003US20030117857 Voltage generator for semiconductor memory device
06/26/2003US20030117825 Power chip set for a switching mode power supply having a device for providing a drive signal to a control unit upon startup
06/26/2003US20030117823 Voltage conversion system and method and recording medium
06/26/2003US20030117819 Switched-mode power supply with a function for detecting a broken feedback loop
06/26/2003US20030117818 Switching power supply
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