Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
10/2001
10/02/2001US6297690 Booster circuit
10/02/2001US6297687 Drive control circuit of charged pump circuit
10/02/2001US6297623 Off-line converter with digital control
10/02/2001US6297622 Power supply circuit with minimized power consumption
10/02/2001US6297620 High efficiency low current power supply and battery charge system
10/02/2001US6297617 Battery charger and charge control circuit
10/02/2001US6297616 Charge and discharge system for electric power storage equipment
09/2001
09/27/2001WO2001072092A1 Gate driver multi-chip module
09/27/2001WO2001071896A1 Switching power supply
09/27/2001WO2001071895A2 Dynamically-controlled, intrinsically regulated charge pump power converter
09/27/2001WO2001071894A2 Oscillatorless dc-dc power converter
09/27/2001WO2001071893A2 Ultra-capacitor based dynamically regulated charge pump power converter
09/27/2001WO2001071446A1 Inductor current synthesizer for switching power supplies
09/27/2001US20010024379 Inverter transformer
09/27/2001US20010024378 Method and arrangement for controlling a synchronous rectifier in a DC/DC converter
09/27/2001US20010024377 Power supply apparatus
09/27/2001US20010024376 Apparatus for generating high voltage signal
09/27/2001US20010024374 Modular apparatus for regulating the harmonics of current drawn from power lines
09/27/2001US20010024373 Lossless switching dc to dc converter with dc transformer
09/27/2001US20010024139 DC-DC voltage boosting method and power supply circuit using the same
09/27/2001US20010024113 Regulated auxiliary power supply
09/27/2001DE10013459A1 Circuit for operating electronic or electrical components in motor vehicle with dual voltage system has d.c./d.c converter in housing with base corresponding to relay
09/27/2001CA2403782A1 Dynamically-controlled, intrinsically regulated charge pump power converter
09/27/2001CA2403725A1 Oscillatorless dc-dc power converter
09/27/2001CA2403619A1 Ultra-capacitor based dynamically regulated charge pump power converter
09/26/2001EP1137160A2 Power converter circuit
09/26/2001EP1137159A2 Integrated controller for synchronous rectifiers
09/26/2001EP1137157A2 Switching power supply circuit
09/26/2001EP1137017A2 Inverter Transformer
09/26/2001EP1135849A1 Isolating transformer
09/26/2001EP0935540B1 Control unit for the power supply system on-board
09/26/2001CN1315081A Method and arrangement for adjusting output power of a transmitter power supply
09/26/2001CN1314739A Automatic restoring failure system for converter
09/26/2001CN1071950C Constant current and constant voltage battery charger
09/26/2001CN1071842C 点火系统 Ignition system
09/25/2001US6295217 Low power dissipation power supply and controller
09/25/2001US6295214 Switching power supply unit
09/25/2001US6295213 Circuit for efficiently clamping a power converter's reset voltage and for providing auxiliary power
09/25/2001US6295212 Switching power supply with storage capacitance and power regulation
09/25/2001US6295211 Switching power supply unit having delay circuit for reducing switching frequency
09/25/2001US6294950 Charge pump circuit having variable oscillation period
09/25/2001US6294948 Voltage pump with diode for pre-charge
09/25/2001US6294904 Multiple frequency switching power supply and methods to operate a switching power supply
09/25/2001US6294903 Switching power supply
09/25/2001US6294900 Bi-directional AC or DC voltage regulator
09/25/2001US6294879 Ballast for a discharge lamp
09/25/2001US6294848 Distributed power supply for hot swappable backplane
09/20/2001WO2001069983A1 Electronic transformer
09/20/2001WO2001069785A1 Electronic circuit provided with a digital driver for driving a capacitive load
09/20/2001WO2001069768A1 Improved efficiency of a multiphase switching power supply during low power mode
09/20/2001WO2001069767A2 Method and device for decreasing the voltage over a dissipation-type voltage regulator
09/20/2001WO2001069766A1 Controlled battery power supply device
09/20/2001WO2001069757A1 Circuit arrangement for operating electric or electronic components in a motor vehicle having an electric system comprising two voltages
09/20/2001WO2001069755A1 Ac/dc chopper for power tool
09/20/2001US20010023488 Supply voltage booster for electronic modules
09/20/2001US20010022737 Switching power circuit and control method for switching power circuit
09/20/2001US20010022735 High-efficiency bidirectional voltage boosting device
09/20/2001US20010022734 Power supply
09/20/2001US20010022733 DC/DC conversion circuit
09/20/2001US20010022732 Switching power circuit
09/20/2001US20010022518 Capacity estimation method, degradation estimation method and degradation estimation apparatus for lithium-ion cells, and lithium-ion batteries
09/20/2001US20010022513 Method and device for decreasing the voltage over a dissipation-type voltage regulator
09/20/2001US20010022512 Dc/dc converter for suppressing effects of spike noise
09/20/2001DE10012362A1 Electronic transformer has inverter, transformer, load circuit containing low voltage halogen lamp(s) and rectifying circuit with active switching elements in form of Field Effect Transistors
09/20/2001DE10011523A1 Power supply circuit with silicon-carbide components especially for converter
09/20/2001DE10006960A1 Voltage converter for raising voltage for vehicle includes coil and switching circuit, with control responding to both input and output voltages
09/19/2001EP1134881A1 Self-recovering and self-disabling system for converter
09/19/2001EP1134880A2 Power supply control device and method, power supply control method, and electronic apparatus
09/19/2001EP1134879A1 Semiconductor booster circuit
09/19/2001EP0903005B1 Switched-mode power supply
09/19/2001EP0872010B1 Device and method of supplying from an ac source
09/19/2001CN2449404Y DC/ac plantom power source
09/19/2001CN1314022A Rectifier and control method thereof
09/19/2001CN1313671A Switch style power supply protection circuit
09/19/2001CN1071513C Power supply circuit
09/18/2001US6292933 Method and apparatus in a data processing system for systematically serializing complex data structures
09/18/2001US6292380 Self-regulated synchronous rectifier
09/18/2001US6292378 Method and apparatus for programmable current sharing
09/18/2001US6292377 Power supply device
09/18/2001US6292376 Switching power supply
09/18/2001US6292375 DC-DC voltage converter capable of protecting against short circuits
09/18/2001US6292233 Device controller with low power standby mode
09/18/2001US6292048 Gate enhancement charge pump for low voltage power supply
09/13/2001WO2001067828A1 Lamp device and device for driving discharge lamp
09/13/2001WO2001067589A1 Alternator system
09/13/2001WO2001067588A1 Synchronous rectification in a flyback converter
09/13/2001WO2001067587A2 Power supply circuit comprising silicon carbide components
09/13/2001US20010021114 Resonant power converter
09/13/2001US20010020886 Coil device and switching power supply apparatus using the same
09/13/2001US20010020864 Charge-pump circuit
09/13/2001US20010020841 Drive circuit for insulated gate type fets
09/13/2001US20010020839 Voltage boosting device, in particular for speeding power-up of multilevel nonvolatile memories
09/13/2001US20010020803 D.C. power supply circuit and electronic apparatus using such circuits
09/13/2001DE10100946A1 Direct current regulating unit has two quasi-parallel arrangements, each with charging inductance, semiconducting switch and diode, anti-phase switched charging inductance drives
09/12/2001EP1133048A2 Active rectifier
09/12/2001EP1132802A1 Supply voltage booster for electronic assemblies
09/12/2001EP1131882A1 Power supply device and switching arrangement with said power supply device
09/12/2001EP0898808A4 Three-terminal power mosfet switch for use as synchronous rectifier or voltage clamp
09/12/2001EP0835547B1 Switched-mode power supply with compensation for varying input voltage
09/12/2001CN2447987Y Switch power supply device for electronic equipment