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)
09/2012
09/26/2012CN202455265U Buck type conversion circuit
09/26/2012CN202455264U DC/DC converter and control circuit, light-emitting device and electronic equipment thereof
09/26/2012CN202455263U High power factor switch power supply
09/26/2012CN202455262U Space-borne solid discharge tube power supply
09/26/2012CN202455261U DC voltage stabilizing switching power supply device
09/26/2012CN202455260U Power supply circuit compatible with 5V and 3.3V voltage and electronic equipment
09/26/2012CN202455254U Switching power supply and lightning surge protection circuit applied same
09/26/2012CN102696106A Electronic devices and components for high efficiency power circuits
09/26/2012CN102695324A Light source module power supply system
09/26/2012CN102694529A Double-amplitude clock pulse generator and charge pump
09/26/2012CN102694473A Power supply system
09/26/2012CN102694472A Magnetic integrated high-efficiency boost power supply
09/26/2012CN102694471A Auxiliary power supply system for photovoltaic inverter
09/26/2012CN102694470A Switching circuit and DC-to-DC converter
09/26/2012CN102694469A Direct current-direct current voltage converter
09/26/2012CN102694468A Control method for bidirectional power supply conversion
09/26/2012CN102694467A Power supply
09/26/2012CN102694466A Device and method for controlling digital power supply
09/26/2012CN102694465A Real-time voltage-sharing method for cascaded transverter
09/26/2012CN102694464A Double-voltage conversion controller
09/26/2012CN102694463A Bridge circuit providing a polarity insensitive power connection
09/26/2012CN102694462A Dc-dc converter control apparatus and dc-dc converter
09/26/2012CN102694461A Power management device
09/26/2012CN102693823A Voltage multiplier without energy dissipation
09/26/2012CN102688069A Ultrasonic image display apparatus power circuit and ultrasonic image display apparatus
09/26/2012CN102355129B Linear regulator with current limiting short circuit protection function
09/26/2012CN102135780B Proportional voltage follower and constant-current power supply adopting same
09/26/2012CN101997422B Forward converter voltage error feedback magnetic isolation method and magnetic isolation circuit
09/26/2012CN101860218B Three-port DC converter
09/26/2012CN101860201B Method for realizing voltage equalizing during serial connection of multiple high-frequency power electronic devices
09/26/2012CN101847929B Power supply control circuit with compensation function of line loss of power supply line
09/26/2012CN101820221B Switch adjuster
09/26/2012CN101719728B Resonance power converter and control method thereof
09/26/2012CN101719725B Device and method for controlling resonant bridge power converter
09/26/2012CN101635507B Power source of USB interface data card on wireless data terminal
09/26/2012CN101553976B 数字控制器 Digital Controller
09/26/2012CN101552119B Complex inductor and power supply unit
09/26/2012CN101119071B Switching mode power supply (smps) device, image forming apparatus including the smps device, and method of driving the smps device
09/25/2012US8274805 High voltage power supply
09/25/2012US8274802 Energy transmission device and semiconductor device for energy transmission control
09/25/2012US8274801 Switching mode power supply with burst mode and associated methods of control
09/25/2012US8274800 DC-DC switching power supply with power factor correction
09/25/2012US8274799 Control arrangement for a resonant mode power converter
09/25/2012US8274179 Passive differential voltage doubler
09/20/2012WO2012125767A1 Charge pump electrostatic discharge protection
09/20/2012WO2012124581A1 Secondary-side power reception circuit for contactless power feed equipment
09/20/2012WO2012123140A2 Switched-mode power supply for a charger
09/20/2012WO2012122800A1 Power supply modulation method and power supply modulator
09/20/2012WO2012122701A1 Current sensing circuit and control circuit thereof and power converter circuit
09/20/2012WO2012082784A3 Wireless power receiver circuitry
09/20/2012WO2012064063A3 Magnetic energy-transmitting element and power source device for cancelling out electrical noise
09/20/2012US20120236605 Ultralow no-load conduction loss dc power converter
09/20/2012US20120236604 Flyback converter with leading edge blanking mechanism
09/20/2012US20120236603 Power converter having high efficiency at low load
09/20/2012DE112010003189T5 DC/DC-Leistungsumwandlungsvorrichtung DC / DC power converting apparatus
09/20/2012DE102012203651A1 Radarsystem und integrierte Energieversorungsvorrichtung Radar system and integrated energy Verso reasoning apparatus
09/20/2012DE102012102138A1 Charging circuit of four-quadrant type for charging electric energy storage device of vehicle electrical system with direct current voltage, has transistor, coupling capacitor and inductor for controlling charging current on generator side
09/19/2012EP2501029A2 Self-excited switching power supply circuit
09/19/2012EP2501028A2 Power supply for controlling current
09/19/2012EP2501027A1 Switching power supply circuit
09/19/2012EP2501025A1 Power supply circuit comprising two DC/DC converters
09/19/2012EP2499732A2 Buck converter and inverter comprising the same
09/19/2012CN202444441U High-efficiency adapter
09/19/2012CN202444435U Switching type power supply device with low electromagnetic interference
09/19/2012CN202444433U Control circuit power supply system of high voltage frequency converter and high voltage frequency converter
09/19/2012CN202444429U Circuit structure for wind power converter
09/19/2012CN202444426U Direct current (DC)-Direct current (DC) converter applied to electric vehicle
09/19/2012CN202444425U Photovoltaic generation DC (direct current) energy storage DC/DC bidirectional transducer
09/19/2012CN202444424U Constant current adapter
09/19/2012CN202444423U Serial semi-bridge DC (Direct Current)-DC converter
09/19/2012CN202444422U Multiple high-voltage output circuits applying standard high-voltage source in common
09/19/2012CN202444421U Boost transformation circuit and solar energy inverter
09/19/2012CN202444420U High insulation voltage resisting isolating power supply
09/19/2012CN202444418U Preventing electromagnetic interference (EMI) adaptor
09/19/2012CN202444417U Startup automatic starting circuit for long-distance meter reading communication module
09/19/2012CN202444278U Twice voltage rectification based simulation photovoltaic grid-connected power generation device
09/19/2012CN102687383A Power converter having semiconductor switching element
09/19/2012CN102687382A Measuring transducer
09/19/2012CN102686025A Printed circuit board (PCB) of power supply module, power supply module and manufacturing method thereof
09/19/2012CN102685966A Constant current circuit and lamp
09/19/2012CN102684559A Solar battery maximal power tracking method
09/19/2012CN102684523A Solar photovoltaic inverter topology circuit
09/19/2012CN102684522A Non-isolated photovoltaic grid-connected inverter and control method thereof
09/19/2012CN102684517A Switch power supply with high power factor and controller of switch power supply
09/19/2012CN102684516A Alternating current driven PFC (power factor correction) changing circuit for LED white-light illumination
09/19/2012CN102684509A High-power three-phase triple direct-current chopping device
09/19/2012CN102684506A Method for improving working efficiency of self-excited push-pull converter and self-excited push-pull converter
09/19/2012CN102684505A Power adapter
09/19/2012CN102684504A Three-level direct current-direct current (dc-dc) converter
09/19/2012CN102684503A Flyback type converter with adjustable switching frequency control and work cycle adjustment
09/19/2012CN102684502A DC (direct current) boost conversion device
09/19/2012CN102684501A Primary side regulated power supply system with constant current output
09/19/2012CN102684500A Control circuit of switch power supply device and the switch power supply device
09/19/2012CN102684499A Full-bridge driving controller and full-bridge converting circuit
09/19/2012CN102684498A Power supplier and control method thereof
09/19/2012CN102684497A Multi-channel isolation bidirectional direct-current transmission circuit
09/19/2012CN102684496A Dc/dc converter and television using same
09/19/2012CN102684495A Digital power supply control circuit, control method and digital power supply using circuit and method
09/19/2012CN102684494A Power supply modulation method and power supply modulator
09/19/2012CN102684493A BJT type self-excited Boost converter equipped with main switching tube with low drive loss
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