Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
10/2009
10/21/2009EP2110935A2 DC/DC Converter
10/21/2009CN201332382Y Back-to-back type unit series connection multilevel structure high-voltage transformer
10/21/2009CN201332362Y Novel electronic rectification device
10/21/2009CN201332359Y Output voltage compensating device
10/21/2009CN201332358Y Motor startup circuit
10/21/2009CN201332266Y 通信基站远程供电设备 Communication base station remotely powered devices
10/21/2009CN101563845A Charge pump for generation of multiple output-voltage levels
10/21/2009CN101563837A Circuit arrangement for reduced switch load
10/21/2009CN101562429A Method and device for feeding DC power to an amplifier module for a pulsed load
10/21/2009CN101562403A Single-phase electronic type electric energy meter electric source
10/21/2009CN101562399A Full-bridge double-output direct current-alternating current converter
10/21/2009CN101562398A Input series connection push-pull forward converter
10/21/2009CN101562397A Dual-mode constant current control method and circuit thereof based on tertiary winding detection
10/21/2009CN101562396A DC voltage booster circuit
10/21/2009CN101562395A Voltage modulation circuit capable of increasing light load efficiency
10/21/2009CN101562347A Vanadium battery charge-discharge control method and charge-discharge switch board thereof
10/21/2009CN101562181A Semiconductor device and energy transmission device using the same
10/21/2009CN101562166A Semiconductor device and power supply unit utilizing the same
10/21/2009CN100553110C Controller for inductive load current
10/21/2009CN100553094C Coupled-inductors current-doubler and electric converter with the coupled-inductors current-doubler
10/21/2009CN100553093C Active clamping stagger parallel connection voltage boosting-type converter
10/21/2009CN100553092C Device for minimizing transformer saturation caused by power transfer in a communication system
10/21/2009CN100553091C Electric voltage stabilization method, pulse frequency modulation circuit and power supplier
10/21/2009CN100553090C Method and circuit for reducing switch concussion of switch type power supplier
10/21/2009CN100553089C 电源供应装置 Power supply means
10/21/2009CN100553088C Method for frequency-fixing sliding mould to control DC-DC converter and its controller
10/21/2009CN100553087C Variable frequency multi-phase oscillator
10/21/2009CN100552822C Electric charge pump for controlling power consumption by voltage controlled oscillator
10/21/2009CN100552593C A voltage regulator and method thereof
10/20/2009US7606051 Fully clamped coupled inductors in power conversion circuits
10/20/2009US7605641 Apparatus comprising a charge pump and LCD driver comprising such an apparatus
10/20/2009US7605637 Voltage multiplier and relative operating method
10/20/2009US7605546 Discharge lamp lighting apparatus and semiconductor integrated circuit
10/15/2009WO2009126728A2 Active snubber for transition mode power converter
10/15/2009WO2009126723A2 High efficient input current shaping for ac to dc converters with power factor correction requirement
10/15/2009WO2009125866A1 Power source device and output voltage changing method of the power source device
10/15/2009WO2009125860A1 Variable voltage dc-dc converter
10/15/2009WO2009125063A1 Electrical system for a forklift
10/15/2009WO2009124469A1 Current-controlled self-oscillating flyback converter with two transistors
10/15/2009WO2009103644A3 Device for transmitting electrical power
10/15/2009WO2009095836A3 Electronic driver circuit and method
10/15/2009WO2009040691A3 Electronic power switching device
10/15/2009US20090257251 Switching control circuit for a switching power converter
10/15/2009US20090257250 Synchronous rectifier dc/dc converters using a controlled-coupling sense winding
10/15/2009US20090257249 Semiconductor device, and energy transmission device using the same
10/15/2009US20090257248 Direct current/direct current converter with multiple outputs
10/15/2009US20090257247 Switching Power Supply Circuit and Surge Absobring Circuit
10/15/2009DE202009004079U1 Galvanisch getrenntes Energie- und Datenübertragungsmodul Electrically isolated power and data transmission module
10/15/2009DE202008006878U1 Elektromotorischer Möbelantrieb Electromotive furniture drive
10/15/2009DE10100869B4 Verfahren zum Betreiben eines Gleichspannungswandlers mit einer Speicherinduktivität Method for operating a DC-DC converter with a storage inductance
10/14/2009EP2109025A2 Sequential shunt solar array controller
10/14/2009CN201328158Y Standby power-supply circuit and electronic device
10/14/2009CN201328083Y Primary side clamping circuit of phase-shifted full-bridge soft switching circuit
10/14/2009CN201328082Y Active output compensating circuit
10/14/2009CN201328081Y PWM DC steady state output circuit
10/14/2009CN201328014Y Charging system for traffic carrier
10/14/2009CN201325336Y Special power supply for automobile electronic equipment
10/14/2009CN101558558A Automatic zero voltage switching mode controller
10/14/2009CN101558544A Power supply system, vehicle using the same, and its control method
10/14/2009CN101557227A Self-adapting resonance control method for transmitting non-contact electric energy
10/14/2009CN101557221A Drive integrated circuit and motor driver comprising the circuit
10/14/2009CN101557172A Input interleaved series forward DC-DC converter
10/14/2009CN101557171A Switching control circuit
10/14/2009CN101557170A Half-bridge logical link control (LLC) resonant converter with self-driven synchronous rectifier
10/14/2009CN101557169A Switch power supply circuit
10/14/2009CN101557168A Multi-frequency control method of quasicontinuous working model switch power supply and device thereof
10/14/2009CN101557167A Bifrequency control method of switch power supply and device thereof
10/14/2009CN101557166A Power supply apparatus and semiconductor integrated circuit device
10/14/2009CN101557165A Power conversion device and power conversion method
10/14/2009CN101557164A Low-voltage power-generating circuit and device thereof
10/14/2009CN101557163A Power supply unit with high power density and low noise
10/14/2009CN101557161A Quick-response generating circuit for voltage regulator, method and application thereof
10/14/2009CN101557108A Device for realizing parallel current sharing of voltage source in feedback type DC power supply load circuit
10/14/2009CN101556461A Power supply circuit
10/14/2009CN101556330A Power supply for portable radiographic detector
10/14/2009CN100550963C Voltage supply control device and voltage supply control method
10/14/2009CN100550590C Dc/dc converter control system
10/14/2009CN100550588C Power supply circuit, power supply control circuit, and power supply control method
10/14/2009CN100550587C Synchronous commutation or dioderectification convertor with variable turn ratio
10/14/2009CN100550586C Voltage conversion device with non-linear gain and transferable gain polarity
10/14/2009CN100550585C Switching device and related operating method
10/14/2009CN100550584C Charge pump control system
10/14/2009CN100550560C Overcurrent protection circuit
10/14/2009CN100550195C Boosted voltage generating circuit and method in semiconductor memory device
10/14/2009CN100549534C Household gas kitchen range operation controller
10/13/2009US7603049 Image formation apparatus and associated method of storing power
10/13/2009US7602621 Half bridge converter
10/13/2009US7602620 Controller for power converter
10/13/2009US7602231 Charge-pump circuit
10/13/2009US7602154 Phase compensation driving scheme for synchronous rectifiers
10/08/2009WO2009123834A1 Non-isolated charger with bi-polar inputs
10/08/2009WO2009123644A1 Dc-to-dc converter with independent compensation logic
10/08/2009WO2009123094A1 Power assist device
10/08/2009WO2009123054A1 Switching controller
10/08/2009WO2009122924A1 Switching control method of transformer coupled booster
10/08/2009WO2009122833A1 Device and method for controlling power conversion circuit
10/08/2009WO2009122769A1 Control device and control method for power converter circuits
10/08/2009WO2009121529A1 Low-voltage supply in operating devices for illumination means
10/08/2009WO2009101013A3 Energy conversion and accumulation device and relative method
10/08/2009WO2009089230A3 Multiple function switching regulator for use in mobile electronic devices