Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
08/2000
08/01/2000US6097161 Charge pump type booster circuit
08/01/2000US6096967 Energy conversion system with heat recovery
07/2000
07/27/2000WO2000044085A1 Switching power supply
07/27/2000DE10000968A1 Power saving system for a computer monitor has switching stage that allows voltage increasing stage to be isolated
07/26/2000CN1261221A Switching power supply
07/26/2000CN1054948C Switching power supply
07/25/2000US6094366 Current-to-voltage converter and associate closed-loop control circuit
07/25/2000US6094365 Power supply device of switching mode with leakage current protection circuit
07/25/2000US6094095 Efficient pump for generating voltages above and/or below operating voltages
07/25/2000US6094087 Gate drive circuit for isolated gate devices and method of operation thereof
07/25/2000US6094039 Switching controller chip operable in selected ones of multiple power switch setting modes
07/25/2000US6094038 Buck converter with inductive turn ratio optimization
07/25/2000US6094035 Amplifying power converter circuits
07/25/2000US6094017 Dimming ballast and drive method for a metal halide lamp using a frequency controlled loosely coupled transformer
07/25/2000US6093982 High voltage output array switching system
07/20/2000WO2000042699A1 Overload protection for a switch mode power supply
07/20/2000WO2000042483A1 Low threshold mos two phase negative charge pump
07/20/2000WO2000025525A3 Digital-signal autonomous emitter and remote control system based on this emitter
07/20/2000DE19900920A1 Network circuit component has controllable electronic field effect transistor switch element in path from supply voltage to operating voltage
07/19/2000EP1020981A2 Switching power supply unit
07/19/2000EP1020980A2 Switching power supply unit
07/19/2000EP1020979A2 A post regulation control circuit for a switch mode power supply with multiple outputs.
07/19/2000EP1020973A2 A charge and discharge system for electric power storage equipment
07/19/2000EP1020015A1 Current converter and system
07/19/2000CN1054713C Pressure-drop D. C.-D. C. converter
07/19/2000CA2259702A1 Switching type ac adapter
07/18/2000US6091616 Drive compensation circuit for synchronous rectifier and method of operating the same
07/18/2000US6091613 Semiconductor memory device having a multi-step pulse generation circuit
07/18/2000US6091611 Connectors adapted for controlling a small form factor power supply
07/18/2000US6091610 System and method for reducing transient switch currents in an asymmetrical half bridge converter
07/18/2000US6091282 High voltage generating circuit for a semiconductor memory circuit
07/18/2000US6091234 Control circuit of a synchronous rectification type DC-DC converter
07/18/2000US6091233 Interleaved zero current switching in a power factor correction boost converter
07/18/2000US6091232 Step-up/step-down voltage converter with bipolar synchronous rectification element
07/18/2000US6091207 Pump support choke
07/18/2000US6091164 Single inverter with dual boost
07/18/2000CA2033030C Electrical power circuit for a charge such a magnetron
07/13/2000WO2000041292A1 Self oscillating power converter circuit
07/13/2000WO2000041041A1 Electronic apparatus and method of controlling electronic apparatus
07/12/2000EP1018799A2 Low noise step-down switching regulator circuits with programmable slew rate limiter and methods of use
07/12/2000EP1018207A1 Switched-mode power supply device with a starting circuit
07/12/2000EP1018065A1 Multiplexing power converter
07/12/2000CN1260083A Composite transformer for self-oscillator
07/12/2000CN1260082A Method and arrangement in a DC-to-DC converter
07/11/2000US6088754 Generic serial interface with automatic reconfigurability
07/11/2000US6088251 Linearized duty radio, variable frequency switching regulator
07/11/2000US6088249 Frequency modulated ballast with loosely coupled transformer
07/11/2000US6088248 Voltage conversion device utilizing synchronously sequential controlled partial converters
07/11/2000US6088247 Voltage clamp
07/11/2000US6088244 Switching power supply using a single isolating element to facilitate multiple functions
07/11/2000US6088243 Power supply apparatus
07/11/2000US6088242 Switched-mode power supply having a reduced harmonic load on the mains
07/11/2000US6087817 Circuits and methods for developing a regulated auxiliary output with an overwinding on a synchronous buck regulator
07/11/2000US6087816 Step-up/step-down switching regulators and pulse width modulation control therefor
07/11/2000US6087814 Power source circuit and electronic device with the same
07/11/2000US6087810 Constant current and constant voltage battery charger
07/11/2000US6087782 Resonant mode power supply having over-power and over-current protection
07/06/2000DE19935713A1 Signal compensation method involves using compensation factor determined by standard voltage, input voltage, input current and estimated output current of electronic device
07/06/2000DE19926700A1 Vorrichtung zur Spannungsvervielfachung mit hohem Wirkungsgrad und ihre Verwendung Apparatus for voltage multiplication with high efficiency and their use
07/05/2000EP1016203A1 Circuit for determining the output power of switched-mode power supply
07/05/2000EP1016202A1 Cascade of voltage multipliers
07/05/2000EP1016201A1 Adjustable voltage converter utilizing a charge pump
07/05/2000CN1258950A Power circuit and method
07/04/2000US6084792 Power converter with circuits for providing gate driving
07/04/2000US6084790 Circuit to ensure equal current sharing and switching losses between parallel power devices
07/04/2000US6084789 Combined capacitive up/down converter
07/04/2000US6084784 Switched mode power supply with reduced reflected power
07/04/2000US6084783 Method and device for controlling a power converter with an auxiliary output
07/04/2000US6084387 Power source circuit for generating positive and negative voltage sources
07/04/2000US6084386 Voltage generation circuit capable of supplying stable power supply voltage to load operating in response to timing signal
07/04/2000US6084377 Voltage vector overmodulation technique considering counter electromotive force of motor
06/2000
06/29/2000WO2000038305A1 A synchronous flyback converter
06/29/2000WO2000038304A1 Switched-mode power supply with a dummy load
06/29/2000WO2000038303A1 High efficiency voltage multiplication device and its use
06/29/2000WO2000038296A1 Power supply system, power receiving system, power transmission system, method of power transmission, portable device and timer device
06/29/2000WO2000038032A1 Boost converter with reduced switching loss
06/29/2000WO2000037278A1 Hybrid drive system
06/29/2000DE19960236A1 Upward power supply circuit for integrated semiconducting circuit has cascade of rectifier and capacitor arrangements, driver outputting signal whose amplitude does not vary rapidly
06/29/2000DE19960229A1 Upward power supply circuit for integrated semiconducting circuit generates voltage higher than defined voltage by switching rectifier elements in response to change in drive signal amplitude
06/29/2000DE19951490A1 Medical implant, e.g. pacemaker, comprises primary and secondary digital signal processors, analogue and digital circuits, and power source
06/29/2000CA2356187A1 A synchronous flyback converter
06/29/2000CA2355672A1 Hybrid drive system
06/28/2000EP1014550A2 An AC/DC converter
06/28/2000EP1014549A2 DC-to-DC converter with inductor current sensing and related methods
06/28/2000EP1014548A2 Method and device for balancing current distribution
06/28/2000EP1014547A2 Low-current charge pump system
06/28/2000EP1014397A1 High leakage inductor for a switched power converter
06/28/2000EP1012953A1 Adaptative slope compensator for current mode power converter
06/28/2000EP1012882A1 Multiple gated mosfet for use in dc-dc converter
06/28/2000CN2385469Y Power supply device for phase-shift resonance switch
06/28/2000CN1258392A Adjustable voltage converter utilizing charge pump
06/27/2000US6081439 Inverter provided with output regulating mechanism
06/27/2000US6081438 Parallel-loaded series resonant converter having a piezo-electric crystal as self-oscillating element
06/27/2000US6081436 Multi-output power supply voltage sensing
06/27/2000US6081435 Cross-conduction limiting circuit, method of operation thereof and DC/DC converter employing the same
06/27/2000US6081434 Insulation-type DC-DC power conversion unit and electric system for electric vehicle
06/27/2000US6081433 Switching power supply apparatus
06/27/2000US6081432 Active reset forward converter employing synchronous rectifiers
06/27/2000CA2216168C High voltage power supply having multiple high voltage generators
06/27/2000CA2088252C Line-powered, phase-control circuit