Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
02/2005
02/17/2005US20050036339 Current/voltage converter arrangement
02/17/2005US20050036338 Waveform independent high frequency power system
02/17/2005US20050036337 Current sharing method and apparatus for alternately controlling parallel connected boost PFC circuits
02/17/2005US20050036255 Multichannel DC/DC converter
02/17/2005US20050036245 Bridge power converter overload protection
02/17/2005US20050035811 Apparatus for controlling a boosted voltage and method of controlling a boosted voltage
02/17/2005US20050035809 Circuit for generating an oscillating signal
02/17/2005US20050035748 Selective high-side and low-side current sensing in switching power supplies
02/17/2005US20050035747 Method of forming a high efficiency power controller
02/17/2005US20050035746 Voltage regulator with adjustable output impedance
02/17/2005US20050035718 Apparatus for improving uniformity of luminosity in flat panel display
02/17/2005US20050035662 Reduced component power converter with independent regulated outputs and method
02/17/2005US20050035432 DC/DC converter using bipolar transistor, method of manufacturing the same and DC power supply module using the same
02/17/2005DE102004033994A1 Gleichstrom-Gleichstrom-Wandler DC-DC converter
02/16/2005EP1506613A1 Circuit arrangement for a resonant converter and method of operating said converter
02/16/2005EP1506612A2 Ac-dc converters with bi-directional valves
02/16/2005EP1506611A2 Charge pump
02/16/2005EP1506610A2 Voltage converter for converting an input voltage to an output voltage and driving circuit comprising a voltage converter
02/16/2005EP1506606A1 Single stage power converter for contact-less energy transfer
02/16/2005CN1582525A Multiple-output flyback converter
02/16/2005CN1582524A Motionless electromagnetic generator
02/16/2005CN1581665A System and method for convertor
02/16/2005CN1581661A Controlled high voltage power supply for electric rheology
02/16/2005CN1581660A Dc/dc转换器 Dc / dc converters
02/16/2005CN1581658A Split gate drive scheme to improve reliable voltage operation range
02/16/2005CN1581657A Constant circuit and charge pump circuit used in ring shape oscillator
02/16/2005CN1581656A Power supply and driving method thereof and apparatus and method for driving electroluminescence display device using the same
02/16/2005CN1581655A Dual-voltage-charge pump capalbe of charging anode and cathode respectively and its control cirucit
02/16/2005CN1581654A Voltage-dropping DC-to-DC power supply converter and power supply converting method
02/16/2005CN1581272A Apparatus for improving lightness uniformity of panel display
02/16/2005CN1581007A Method for forming efficient power controller
02/16/2005CN1189999C Thermoelectric system
02/16/2005CN1189996C Switched-mode power supply with threshold value circuit
02/15/2005US6856526 Power system with phased controlled inrush limiter
02/15/2005US6856525 Apparatus and method for controlling voltage regulator and power supply apparatus
02/15/2005US6856523 Level shifted drive for clamp device
02/15/2005US6856522 Synchronous rectifier gate drive circuits for zero voltage switching power converters
02/15/2005US6856521 Pulse width modulation soft-switching control
02/15/2005US6856190 Leak current compensating device and leak current compensating method
02/15/2005US6856121 Direct voltage/direct voltage converter
02/15/2005US6856119 Single-stage power factor corrected capacitor charger
02/15/2005US6856047 Power source apparatus
02/10/2005WO2005013470A1 Switching converter
02/10/2005WO2005013468A1 Output voltage control of a synchronous rectifier
02/10/2005WO2005013467A1 Voltage conversion device and computer-readable recording medium having program recorded thereon for computer to control voltage conversion by voltage conversion device
02/10/2005WO2005013466A1 Circuit arrangement for voltage adjustment and method for operating a circuit arrangement for voltage adjustment
02/10/2005US20050030779 Controlling circuit for a pulse width modulated DC/DC converter
02/10/2005US20050030778 Soft switched zero voltage transition full bridge converter
02/10/2005US20050030777 DC/DC converter
02/10/2005US20050030775 DC-to-DC converter with improved transient response
02/10/2005US20050030772 Circuit for maintaining hold-up time while reducing bulk capacitor size and improving efficiency in a power supply
02/10/2005US20050030771 Low-consumption regulator for a charge pump voltage generator and related system and method
02/10/2005US20050030770 Split gate drive scheme to improve reliable voltage operation range
02/10/2005US20050030768 Method and apparatus for power conversion having a four-quadrant output
02/10/2005US20050030767 Circuit for reducing losses at light load in a soft switching full bridge converter
02/10/2005US20050030683 Self-reparable device to generate a high voltage, and method for repairing a device to generate a high voltage
02/10/2005US20050030088 Area efficient charge pump
02/10/2005US20050030087 Low power charge pump
02/10/2005US20050030086 Negative voltage generator for a semiconductor memory device
02/10/2005US20050030076 Distributed delay-locked-based clock and data recovery systems
02/10/2005US20050030045 Ride through in electronic power converters
02/10/2005US20050029998 Power supply
02/10/2005US20050029997 Power-supply device
02/10/2005US20050029996 Power supply for positive and negative output voltages
02/10/2005US20050029993 DC/DC converter with depletion mode compound semiconductor field effect transistor switching device
02/10/2005US20050029872 Universal power supply
02/09/2005EP1505716A2 Split gate drive scheme to improve reliable voltage operation range
02/09/2005EP1505715A2 Power supply and driving method thereof and apparatus and method for driving electroluminescence display device using the same
02/09/2005EP1504517A1 A regulated resonant voltage converter and a method of regulated resonance dc-dc voltage conversion
02/09/2005EP1433244B1 Converter mounting
02/09/2005CN2678253Y Series remote controller using switching power supply
02/09/2005CN2678240Y Power converter of double-voltage
02/09/2005CN2678238Y Electric regeneration circuit and power changer
02/09/2005CN2678236Y Power-supply device
02/09/2005CN1578536A Supplying electrical power
02/09/2005CN1578095A Load driving device and portable apparatus utilizing such driving device
02/09/2005CN1578091A Dc-dc converter and device for operation of a high pressure discharge lamp using said converter
02/09/2005CN1578090A Circuit and method for controlling a synchronous rectifier in a power converter
02/09/2005CN1578089A Dc-dc converter and device for operation of a high pressure discharge lamp using said converter
02/09/2005CN1578088A DC regulated power supply
02/09/2005CN1578087A Dc-dc converter and device for operation of a high pressure discharge lamp using said converter
02/09/2005CN1578086A Switching regulator control circuit
02/09/2005CN1578085A Pwm switching regulator control circuit
02/09/2005CN1578084A Semiconductor device including dc-dc converter control circuit
02/09/2005CN1578083A Step-up/step-down dc-dc converter and portable device employing it
02/09/2005CN1578082A 半导体装置 Semiconductor device
02/09/2005CN1578081A Multichannel dc/dc inverter
02/09/2005CN1578080A Semiconductor integrated circuit equipment
02/09/2005CN1578079A Dc-to-dc converter with improved transient response
02/09/2005CN1578078A Series interleaved boost converter power factor correcting power supply
02/09/2005CN1578077A Opposed current converter power factor correcting power supply
02/09/2005CN1578052A Ac adapter and charging method thereof
02/09/2005CN1578047A Power management wake-up circuit, method and apparatus
02/09/2005CN1578042A Power circuit protection apparatus
02/09/2005CN1578040A 电源电路及电子装置 The power supply circuit and electronic device
02/09/2005CN1576984A Power supply
02/09/2005CN1188941C Detection of circuit exception of power supply converter and protecting apparatus and method
02/08/2005US6853569 DC to DC converter
02/08/2005US6853568 Isolated voltage regulator with one core structure
02/08/2005US6853567 Pumping voltage generator