Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 3 - Conversion of dc power input into dc power output
Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
03/2014
03/12/2014CN203482453U Step-down circuit and section switch cabinet comprising same
03/12/2014CN203482109U High-performance aviation power supply
03/12/2014CN203482108U Power supply distribution system
03/12/2014CN203482098U GaN-based isolation DC-DC power module
03/12/2014CN203482097U Zero load control circuit suitable for RGB light modulation
03/12/2014CN203482096U Bidirectional DC-DC converter
03/12/2014CN203482095U Liquid crystal television set power supply module with remote control switch
03/12/2014CN203482094U Efficient power conversion device
03/12/2014CN203482093U Power supply circuit of set top box for providing power for satellite antenna tuner
03/12/2014CN203482092U Intelligent voltage regulation power supply adapter
03/12/2014CN203482083U Power supply isolation circuit and wireless communication module
03/12/2014CN203480405U Anti-interference energy-saving switching power supply of microcomputer
03/12/2014CN103636288A Load driver, processor controlled load driver, and computer program
03/12/2014CN103636113A Boost-type AC/DC converter
03/12/2014CN103636109A Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter
03/12/2014CN103636108A Integrated magnetics with isolated drive circuit
03/12/2014CN103636107A DC-DC driver device having input and output filters, for driving a load, in particular an LED unit
03/12/2014CN103636106A Input current shaping for transition and discontinuous mode power converter
03/12/2014CN103633876A Isolation-control bipolar high-frequency high-voltage pulse power supply circuit
03/12/2014CN103633854A Transducer
03/12/2014CN103633851A Voltage-adjustable current-adjustable high-performance positive laser power supply circuit composed of 555
03/12/2014CN103633850A Half-bridge LLCPFM (liquid level control power factor meter) frequency change circuit and control method thereof
03/12/2014CN103633849A Double-gate driving circuit capable of reducing electromagnetic interference of power converter and control method
03/12/2014CN103633848A Method and circuit for controlling output voltage of isolated AC-DC (Alternating Current-Direct Current) power supply
03/12/2014CN103633847A DC/DC converter, electronic apparatus having the same and DC/DC conversion method thereof
03/12/2014CN103633846A Photovoltaic inverter and a control method thereof
03/12/2014CN103633845A DC-DC (Direct-Current-Direct-Current) converter
03/12/2014CN103633844A Magnetic coupling high-gain DC (direct current)/DC converter
03/12/2014CN103633843A Digital power supply and output voltage control method thereof
03/12/2014CN103633842A Single-switch inverted output quadratic wide gain converter
03/12/2014CN103633841A Power supply unit, semiconductor device, and wireless communication device
03/12/2014CN103633840A Single-switch high-gain boosting DC (direct current)/DC converter
03/12/2014CN103633839A Improved Z-source boosting DC (direct current)-DC converter
03/12/2014CN103633838A High-efficiency high-gain DC-DC (Direct Current to Direct Current) converter with coupling inductor
03/12/2014CN103633837A DC-DC circuit used for low-voltage working condition of vehicle electronic control unit
03/12/2014CN103633836A Average inductive current type voltage compensation control device and control method thereof
03/12/2014CN103633835A DC-DC (Direct Current to Direct Current) converter with high efficiency, high gain and low voltage and current stresses
03/12/2014CN103633834A Boost conversion circuit
03/12/2014CN103633833A Single-switching-tube converter Boost-Buck-Boost converter
03/12/2014CN103633832A Direct current transform control device of transducer
03/12/2014CN103633831A Control circuit, time calculating unit, and operating method for control circuit
03/12/2014CN103633830A Charging transfer device
03/12/2014CN103633722A Rapid overshoot-free switching control circuit for maximum charging and discharging current and rapid switching control method for maximum charging and discharging current
03/12/2014CN103633623A High-voltage direct-current (DC) transformer and control method thereof
03/12/2014CN103630778A Module for quickly collecting three-phase electrical parameters
03/12/2014CN103626269A Low-frequency envelope carrier high-frequency water treatment circuit and method
03/12/2014CN102545636B Pulse frequency modulation (PFM) primary side feedback controller and PFM primary side feedback converter using same
03/12/2014CN102545621B Switching power supply and control method thereof
03/12/2014CN102480225B Direct voltage supplying device
03/12/2014CN102427302B Topological structure of full-NPC (non player character) three-level two-stage converter for battery energy accumulation and modulating method
03/12/2014CN102427294B Constant-time control circuit for switch type adjuster as well as switch type adjuster using control circuit
03/12/2014CN102386893B Adjustable square signal generation circuit and switch-type regulator utilizing same
03/12/2014CN102371416B Single-switch energy-saving inverter welding machine
03/12/2014CN102362419B Control device for transformer coupling type booster
03/12/2014CN102316642B Driving circuit for light emitting element, and electronic device
03/12/2014CN102227865B Dc-dc转换器电路 Dc-dc converter circuit
03/12/2014CN102201754B Topology and constant-frequency voltage hysteresis control of multi-level inverter
03/12/2014CN102186696B Power supply device and power supply system for fuel cell vehicle
03/12/2014CN102177404B Device, system and method for coupling multiple photovoltaic arrays
03/12/2014CN102163914B Integrated circuits including charge pump circuit and operating methods thereof
03/12/2014CN102136794B Charge pump driving circuit and charge pump system
03/12/2014CN102097948B High potential direct current (DC) voltage energy-taking power supply
03/12/2014CN102055316B Solar power station including non-isolated DC-DC converter assembly
03/12/2014CN102005919B Boost DC-DC (Direct Current-Direct Current) converter and method
03/12/2014CN101931334B Frequency modulation controller, switch mode power supply, and switching operation frequency modulation method
03/12/2014CN101896027B Method and circuit for controlling multi-path current distribution of LED power supply
03/12/2014CN101689805B Advanced current-mode control for switched regulators
03/12/2014CN101635512B Audible noise suppression in resonant switching power converter
03/12/2014CN101483388B DC/DC converter apparatus, vehicle, fuel cell system, and method of driving DC/DC converter apparatus
03/12/2014CN101291112B Method and apparatus for on/off control of power converter
03/11/2014US8670248 Primary-side controlled power converter with an RC network and method thereof
03/11/2014US8670247 Isolated DC-DC converter with active clamp circuit
03/11/2014US8669751 Power supply controller with input voltage compensation for efficiency and maximum power output
03/06/2014WO2014036512A1 Ultra low ripple boost converter
03/06/2014WO2014036449A1 Feedback controlled coil driver for inductive power transfer
03/06/2014WO2014036042A1 Assisting converter
03/06/2014WO2014035337A1 An apparatus and a method for enhancing power output
03/06/2014WO2014034602A1 Electrostatic induction conversion device and dc-dc converter
03/06/2014WO2014034531A1 Switching power supply apparatus
03/06/2014WO2014034530A1 Switching power supply apparatus
03/06/2014WO2014034529A1 Switching power supply device
03/06/2014WO2014034121A1 Power generation control device and power supply system
03/06/2014WO2014033868A1 Input circuit and power conversion apparatus
03/06/2014WO2014033864A1 Power source device and power source device control method
03/06/2014WO2014033804A1 Switching control circuit and switching power device
03/06/2014WO2014033517A1 Power storage system and temperature control method for the same
03/06/2014WO2014033385A1 Electric circuit for motor vehicle
03/06/2014WO2014033308A1 Polyphase dc/dc converter comprising a circuit arrangement for simulating a magnetic flux through at least two inductors
03/06/2014WO2014033293A1 Flux compensation for flux simulations for polyphase dc/dc converters
03/06/2014WO2014032701A1 A converter device and corresponding method
03/06/2014WO2014032430A1 High-frequency switch power supply and method for detecting high-frequency current
03/06/2014WO2014032429A1 Constant current control circuit and method with power factor correction
03/06/2014WO2014032369A1 Single-inductor dual-output switch power supply based on ripple control
03/06/2014WO2014032156A1 Adaptive soft switching control for power converter
03/06/2014WO2013116018A3 Load balanced split-phase modulation and harmonic control of dc-dc converter pair/column for reduced emi and smaller emi filters
03/06/2014WO2013108155A3 Power supply device
03/06/2014US20140068301 Semiconductor Device and Electronic Device
03/06/2014US20140063868 Power supply apparatus with power factor correction and pulse width modulation mechanism and method thereof
03/06/2014US20140063867 Apparatus and method for sensing of isolated output
03/06/2014US20140063866 Method and apparatus for a control circuit responsive to an impedance coupled to a control circuit terminal
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