Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
10/2004
10/07/2004WO2004086599A1 Power supply
10/07/2004WO2004086598A2 Extremely high-speed switchmode dc-dc converters
10/07/2004WO2004086463A2 High voltage offset detection circuit and method
10/07/2004WO2004047259A3 Power converter circuitry and method
10/07/2004US20040196679 Phase-shifted resonant converter having reduced output ripple
10/07/2004US20040196676 Multi-output DC-DC converter
10/07/2004US20040196672 Constant current output control method and constant current output control device for switching power supply circuit
10/07/2004US20040196671 Switching power source circuit with drive frequency variably controlled by switching element
10/07/2004US20040196669 Switching power supply
10/07/2004US20040196668 Method and apparatus for substantially reducing electrical displacement current flow between input and output circuits coupled to input and output windings of an energy transfer element
10/07/2004US20040196095 Charge pump-type booster circuit
10/07/2004US20040196094 Hybrid inductive-capacitive charge pump with high diode driving capability
10/07/2004US20040196091 Charge pump with charge injection
10/07/2004US20040196077 High voltage offset detection circuit and method
10/07/2004US20040196075 Method & apparatus for driving low input impedance power transistor switches
10/07/2004US20040196055 Time division multiplexed, piloted current monitoring in a switched mode DC-DC voltage converter and phase current measurement calibration for a multiphase converter
10/07/2004US20040196019 Transient-phase PWM power supply and method
10/07/2004US20040196018 Adaptive duty cycle limiter and method
10/07/2004US20040196017 Voltage slicer and method
10/07/2004US20040196016 Adaptive control loop
10/07/2004US20040196015 Duty cycle estimation
10/07/2004US20040196014 ADC transfer function providing improved dynamic regulation in a switched mode power supply
10/07/2004US20040196013 Switching mode power conversion with digital compensation
10/07/2004US20040196012 Pulse width modulator having reduced signal distortion at low duty cycles
10/07/2004US20040195976 Output feedback and under-voltage detection system
10/07/2004US20040195918 Switching circuit and method therefor
10/07/2004DE10312221A1 Voltage regulator with variable output impedance has proportionality factor matched to equivalent serial resistance of output capacitor coupled to output terminal of voltage regulator
10/06/2004EP1465329A2 Multi-output DC-DC converter
10/06/2004EP1464108A2 Redox flow battery system and method of operating it
10/06/2004EP1464107A2 Power source apparatus
10/06/2004EP1356576B1 Voltage converting circuit
10/06/2004EP1203427B1 High pulse rate pulse power system with liquid cooling
10/06/2004EP1040730B1 Preconditioner
10/06/2004EP0976194B1 Switch-mode power supply with over-current protection
10/06/2004CN1535496A Switched-mode power supply with damping network
10/06/2004CN1534855A Auxiliary active clamping circuit and power converter using said circuit
10/06/2004CN1534854A Multi-output DC-DC converter
10/06/2004CN1534853A Error amplifier and direct current voltage conversion circuit and its method
10/06/2004CN1170359C Low-loss step-up device
10/06/2004CN1170356C Voltage output terminal direct paralleled current equalizing power supply circuit
10/05/2004US6801455 Voltage generation circuit for non-volatile semiconductor memory device
10/05/2004US6801444 Power circuit
10/05/2004US6801420 Selective potting for controlled failure and electronic devices employing the same
10/05/2004US6801146 Sample and hold circuit including a multiplexer
10/05/2004US6801078 Power efficient integrated charge pump using clock gating
10/05/2004US6801077 Programmable charge pump device
10/05/2004US6801076 High output high efficiency low voltage charge pump
10/05/2004US6801065 Transistor output circuit, semiconductor device including transistor output circuit, and switching electric power unit having transistor output circuit
10/05/2004US6801033 Voltage converter having switching element with variable substrate potential
10/05/2004US6801030 Current sense apparatus and method
10/05/2004US6801028 Phase locked looped based digital pulse converter
10/05/2004US6801027 Power conversion in variable load applications
10/05/2004US6801026 Hysteretic DC-DC converters
10/05/2004US6801025 Method and apparatus for control of voltage regulation
10/05/2004US6801024 Method of frequency limitation and overload detection in a voltage regulator
10/05/2004US6801023 DC/DC boost converter and control method therefor
10/05/2004US6801018 Buffer circuit
09/2004
09/30/2004WO2004084392A2 Dc-dc converter with reduced electromagnetic interference
09/30/2004WO2004084390A2 Voltage set point control scheme
09/30/2004WO2004064235A3 Voltage converting device, computer readable recording medium with program recorded thereon for causing computer to execute failure processing, and failure processing method
09/30/2004US20040190318 Switching power supply
09/30/2004US20040190314 Switching power supply and control method for the same
09/30/2004US20040190312 Switching power supply
09/30/2004US20040190311 Switching power supply unit
09/30/2004US20040189434 Power supply module and electronic apparatus using the same
09/30/2004US20040189432 Integrated magnetics for a dc-dc converter with flexible output inductor
09/30/2004US20040189351 Current sense apparatus and method
09/30/2004US20040189315 Current sense components failure detection in a multi-phase power system
09/30/2004US20040189274 Method and apparatus for trimming current limit and frequency to maintain a constant maximum power
09/30/2004US20040189273 Switching power supply, and method and circuit for regulating output of the same
09/30/2004US20040189272 Switching power supply controller and switching power supply
09/30/2004US20040189271 Power supply system and apparatus
09/30/2004US20040189270 Method and circuit for limiting a pumped voltage
09/30/2004US20040189269 Timing circuit for synchronous DC/DC control to reduce synchronous rectifier body diode conduction
09/30/2004US20040189268 Power converter module with an electromagnetically coupled inductor for switch control of a rectifier
09/30/2004US20040189267 DC-DC converter circuit with long holdover time and reduced spatial requirements
09/30/2004US20040189266 Power supply apparatus and control circuit therefor
09/30/2004US20040189251 Modular and reconfigurable rapid battery charger
09/30/2004US20040189225 Driving control device for actuator
09/30/2004US20040189096 Auxiliary power source and method for operating the auxiliary power source, as well as circuit arrangement for switching a load
09/30/2004US20040188417 Heater drive circuit
09/30/2004DE19939091B4 Ladungspumpe Charge pump
09/30/2004DE102004010394A1 Strom-Controller für induktive Last Current controller for inductive load
09/29/2004EP1463204A1 A method of impulse acreage modulation digital power processing and its device
09/29/2004EP1463191A2 Self-oscillating flyback converter
09/29/2004EP1463190A1 Reliable board mounted power module
09/29/2004EP1463189A1 Auxiliary voltage source for a high side NMOS-transistor
09/29/2004EP1463188A2 Circuit arrangement, accessory module and photovoltaic system
09/29/2004EP1463187A2 Method of limiting switching current of a DC-DC converter
09/29/2004EP1463178A2 Power generating device
09/29/2004EP1461864A2 Selective potting for controlled failure and electronic devices employing the same
09/29/2004EP1461860A2 A switching circuit and a method of operation thereof
09/29/2004EP1461856A2 A switching circuit and a method of operation thereof
09/29/2004EP1142091B1 Power supply and method for producing non-periodic complex waveforms
09/29/2004CN2645335Y PWM pulse width modulation synchronous rectification D.C. transformer with frequency forward-feed compensation circuit
09/29/2004CN2645334Y Switch power supply with amplitude limiting oscillation control
09/29/2004CN1533628A 功率变换器 Power converter
09/29/2004CN1533525A Potential generating circuit, potential generating device and semiconductor device using the same, and driving method thereof
09/29/2004CN1533023A Controller for inductive load current
09/29/2004CN1533022A Motor controller