Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
05/2013
05/02/2013DE102011117455A1 Gesteuerte Versorgungsschaltung Controlled supply circuit
05/02/2013DE102011085559A1 Spannungswandler mit einer ersten Parallelschaltung Voltage converter having a first parallel circuit
05/01/2013EP2587653A2 Received power conversion device for resonant wireless charging system
05/01/2013EP2587652A1 Dc-dc converter
05/01/2013EP2587651A2 Switching regulator and power supply device including the same
05/01/2013EP2587650A2 Control circuit and electronic apparatus using the same
05/01/2013EP2587649A1 Control signal generating circuit, charge pump drive circuit, clock driver, and method of driving charge pump
05/01/2013EP2587648A1 Charge pump circuit
05/01/2013EP2587626A1 Wireless power supply system and self adaptive regulation method thereof
05/01/2013EP2586123A1 Multi-phase converter
05/01/2013EP2586122A1 Method for operating control equipment of a resonance circuit and control equipment
05/01/2013CN202918213U Novel inverter
05/01/2013CN202918198U Bidirectional DC/DC converting device
05/01/2013CN202918197U Power supply detection circuit
05/01/2013CN202918196U Intelligent voltage stabilization adapter for backpack battery
05/01/2013CN202918195U Surge suppressor power supply module circuit
05/01/2013CN202918194U Controller with power supply voltage stabilizing circuit
05/01/2013CN202918193U Bootstrapping voltage refreshing control circuit and voltage conversion circuit
05/01/2013CN202918192U Ultra-wide input voltage technology-based mining direct-current stabilized power supply
05/01/2013CN202918191U Control circuit for high frequency switching power supply
05/01/2013CN202918190U Power supply circuit for electric vehicle controller
05/01/2013CN202918189U Digital boost switching mode power supply device based on DSP
05/01/2013CN202910422U High-efficiency low-loss high-frequency power source
05/01/2013CN103081336A AC motor driver apparatus
05/01/2013CN103081329A Dc/dc 转换器 Dc / dc converters
05/01/2013CN103081328A Holdup time circuit and method for bridgeless pfc converter
05/01/2013CN103081323A Converter circuit
05/01/2013CN103081322A Power supply integrated circuit device and power supply interruption detecting method
05/01/2013CN103081321A Buck switch-mode power converter large signal transient response optimizer
05/01/2013CN103081320A High efficiency power regulator and method
05/01/2013CN103079307A Constant voltage and constant current circuit for LED (light emitting diode) power supply
05/01/2013CN103078544A Direct current/alternating current converting system
05/01/2013CN103078515A Resonant power supply, converter controller, magnetic resonance imaging system and control method
05/01/2013CN103078514A Push-pull converter with voltage multiplying resonance capability
05/01/2013CN103078513A Single-battery boosting circuit of universal meter
05/01/2013CN103078512A Flyback switch circuit of switch frequency hopping
05/01/2013CN103078511A Flyback power supply circuit
05/01/2013CN103078510A Resonant power supply, magnetic resonance imaging system and control method
05/01/2013CN103078509A Soft switching interleaved DC converter with serial input and parallel output
05/01/2013CN103078508A Module power circuit
05/01/2013CN103078507A Limited bipolarity control full-bridge power supply module parallel circuit based on digital signal processor (DSP)
05/01/2013CN103078506A Switching circuit for switching power supply control modes and control method for switching circuit
05/01/2013CN103078505A Phase-shifted full-bridge power supply module parallel circuit based on digital signal processor (DSP)
05/01/2013CN103078504A Method and apparatus for integrated cable drop compensation of a power converter
05/01/2013CN103078503A On time sampling prevention
05/01/2013CN103078502A Protection for inadvertent missing feedback voltage signal
05/01/2013CN103078501A Dual peak current mode controlled switching power supply converter
05/01/2013CN103078500A 可调式开关电源 Adjustable Switching Power Supply
05/01/2013CN103078499A Solar energy MPPT (maximum power point tracking) controller and N-BUCK converter thereof
05/01/2013CN103078498A Voltage conversion circuit and use method thereof
05/01/2013CN103078497A Three-port DC/DC (Direct Current to Direct Current) converter for hybrid power generation by photovoltaic energy and wind energy
05/01/2013CN103078496A Voltage reduction circuit
05/01/2013CN103078495A High-efficient buck-boost converter and control method thereof
05/01/2013CN103078494A Efficient regulated power supply circuit
05/01/2013CN103078493A Boosted circuit
05/01/2013CN103078492A Method and device for controlling resonant converter
05/01/2013CN103078478A Controller for switching power supply and switching power supply
05/01/2013CN103075775A Full-direct-current solar-powered air conditioner
05/01/2013CN102185468B Multiplexing circuit of high-voltage starting switch and Sense FET and switching power supply applying circuit
05/01/2013CN102158089B Power inverter and reactive absorption circuit of contravariant soft switching electric welder
05/01/2013CN102158085B Digital automatic frequency-selecting direct current converter
05/01/2013CN102158083B BUCK converter for stabilizing output light flux of LED (light-emitting diode)
05/01/2013CN102142770B Series flyback switch power supply controlled by hysteresis loop
05/01/2013CN102035376B Electric energy recycling system for intelligent low-power-consumption instrument
05/01/2013CN101924471B Method for constantly outputting current and device thereof
05/01/2013CN101908820B Offset cancelling circuit
05/01/2013CN101873062B Power supply and power supply system with a plurality of power supplies
05/01/2013CN101841241B Assembly with DC electricity supply units switch in parallel
05/01/2013CN101828327B DC/DC converter arrangement and method for DC/DC conversion
05/01/2013CN101401287B Bidirectional step-up/step-down DC-DC converter apparatus,railway coach drive control system, and railway feeder system
05/01/2013CN101350558B Constant current and voltage controller in a four-pin package with dual-use pin and method thereof
04/2013
04/30/2013US8432715 Power conversion control apparatus for power conversion circuit including high-side and low-side switching elements and power storage device
04/30/2013US8432712 Single switch high efficiency power supply
04/30/2013US8432711 Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance
04/30/2013US8432709 DC-to-AC power inverting apparatus for photovoltaic modules
04/30/2013US8432212 Switching element having an electromechanical switch and methods for making and using same
04/30/2013US8432147 Method of forming a switching regulator and structure therefor
04/30/2013CA2540306C Converter circuit for switching a large number of switching voltage levels
04/25/2013WO2013058783A1 Systems and methods for suppressing undesirable limit cycles in switching regulators
04/25/2013WO2013058782A1 Systems and methods for counteracting overvoltage events
04/25/2013WO2013058175A1 Switching power-supply device
04/25/2013WO2013058174A1 Switching power-supply device
04/25/2013WO2013058073A1 Power supply circuit, image pickup module, and electronic apparatus
04/25/2013WO2013030156A3 Domestic appliance having an electrical circuit assembly having a stand-by mode and an operating mode, and method for operating a circuit assembly of a domestic appliance
04/25/2013WO2013004421A3 Switching converter and method for the control thereof
04/25/2013WO2012121912A3 Two-peak current control for flyback voltage converters
04/25/2013WO2012110709A3 Power supply with interference suppression, and method for operating a power supply
04/25/2013US20130100715 Systems and methods for reducing electomagnetic interference using switching frequency jittering
04/25/2013US20130100714 Power controller with smooth transition to pulse skipping
04/25/2013US20130100713 Switching power conversion circuit and power supply using same
04/25/2013US20130100712 Power source device and image forming apparatus
04/25/2013US20130100711 Switching Circuit
04/25/2013US20130100710 Active surge protection in a power supply
04/25/2013US20130100709 Magnetron Power Supply
04/25/2013US20130100708 Power factor improvement circuit
04/25/2013US20130100707 DC-DC Converter
04/25/2013US20130100706 Driver circuit for driving a load circuit
04/25/2013US20130099787 System and method for series resonant converter protection
04/25/2013US20130099590 System and method for power supply control
04/25/2013US20130099572 Cell Based DC/DC Converter