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)
04/2014
04/30/2014CN203574539U Power supply circuit of vehicle-borne LCD screen
04/30/2014CN203574538U Power adaptor module and vehicle-mounted electronic device with the module built inside
04/30/2014CN203574396U Charge and discharge controller
04/30/2014CN203573366U BRT bus rapid transit automatic coin ticket vending machine power supply module
04/30/2014CN203572933U Continuously adjustable large power load
04/30/2014CN103765747A Converter circuit and method for transferring electrical energy
04/30/2014CN103765746A Electrical power conversion device
04/30/2014CN103765745A Primary voltage sensing and control for converter
04/30/2014CN103765744A Capacitor pre-charge circuit, motor drive system, electric-powered power steering system, and airbag system
04/30/2014CN103765517A Power supply circuit and polarity reversal protection circuit
04/30/2014CN103762859A Non-electrolytic isolated type syntonic switching power supply
04/30/2014CN103762853A Magnetic integrated double-end converter
04/30/2014CN103762852A High-efficiency high-gain DC-DC converter with double coupling inductors
04/30/2014CN103762851A DC-DC conversion circuit suitable for power supply on high-voltage side of IGBT drive module
04/30/2014CN103762850A Phase angle measurement of a dimming circuit for a switching power supply
04/30/2014CN103762849A Control circuit of adjustable power supply
04/30/2014CN103762848A Drive circuit for switch type double-end direct-current converter
04/30/2014CN103762847A Method and apparatus for digital control of a switching regulator
04/30/2014CN103762846A Magnetic integrated resonant converter
04/30/2014CN103762845A Constant-current control method for plasma power supply
04/30/2014CN103762844A Flyback converter with forward converter reset clamp
04/30/2014CN103762843A Two-way boost-buck circuit for storage battery energy-storage system and digital control method thereof
04/30/2014CN103762842A Adaptive compensation ramp generator
04/30/2014CN103762841A Embedded single-switch Buck-Boost converter
04/30/2014CN103762840A Wide-voltage-input efficient direct-current power converter for aerostat
04/30/2014CN103762834A Auxiliary power supply of three-phase three-level VIENNA rectifier
04/30/2014CN102830740B High-efficiency bias voltage generating circuit
04/30/2014CN102522911B Inverting device and solar PV (Photovoltaic) grid-connected system applying same
04/30/2014CN102497104B Resonant transformation circuit applied to medical equipment and provided with synchronous rectification control
04/30/2014CN102377339B Method of controlling regulator
04/29/2014US8711584 Reducing voltage stress in a flyback converter design
04/29/2014US8711583 Single-stage PFC converter with constant voltage and constant current
04/29/2014US8711582 Parasitic element compensation circuit and method for compensating for the parasitic element
04/29/2014US8711581 Synchronous rectifier network unit circuit and method
04/29/2014US8711580 Resonant conversion system with over-current protection processes
04/29/2014US8711579 Switching power supply apparatus with overcurrent limiting and prolonged holding time
04/29/2014US8711578 Method of forming a power supply controller and structure therefor
04/29/2014US8710911 Charge pump circuit and power-supply method for dynamically adjusting output voltage
04/29/2014US8710910 Voltage level shift circuits and methods
04/29/2014US8710909 Circuits for prevention of reverse leakage in Vth-cancellation charge pumps
04/29/2014US8710907 Clock generator circuit for a charge pump
04/29/2014US8710822 Multi-state DC-DC converter having undirectional switches
04/29/2014US8710821 Method for inhibiting thermal run-away
04/29/2014US8710820 Switched capacitor hold-up scheme for constant boost output voltage
04/29/2014US8710819 Low offset, fast response voltage controlled current source and controlling method thereof
04/29/2014US8710818 Power converter and method of power conversion
04/29/2014US8710817 Off-line converter with digital control
04/29/2014US8710810 Systems and methods for DC-to-DC converter control
04/29/2014US8710702 Regenerative power storage system mounted on DC electric railway car
04/24/2014WO2014062832A2 Glitch suppression in dc-to-dc power conversion
04/24/2014WO2014062383A1 Bidirectional power system, operation method, and controller for operating
04/24/2014WO2014060872A1 Driver device and driving method for driving a load, in particular an led unit, using a resonant converter
04/24/2014WO2014060181A1 Protection circuit arrangement for a multi-voltage power supply
04/24/2014WO2014060144A1 Current control circuit for the control bobbin of a contactor
04/24/2014WO2014059736A1 Output voltage detection circuit of dc/dc conversion circuit
04/24/2014WO2014036042A4 Assisting converter
04/24/2014WO2014013058A3 Multi-directional converter comprising three ports and a single transformer for electric vehicles
04/24/2014WO2013189327A3 Charging device and charging method
04/24/2014WO2013135811A3 Current control for dc-dc converters
04/24/2014WO2013072217A3 Device for the simultaneous inversion and conversion of an input voltage and device for supplying a multiple voltage on-board network of a motor vehicle with at least two direct currents
04/24/2014US20140112031 Control and drive circuit and method
04/24/2014US20140112030 Method and a controller for determining a demagnetization zero current time for a switched mode power supply
04/24/2014US20140112028 Method and a circuit arrangement for determining a demagnetization zero current time
04/24/2014US20140112027 Power converting device
04/24/2014US20140112026 Resonant dc converter
04/24/2014US20140112025 Capacitor Arrangement for an Intermediate Circuit of a Volatage Converter
04/24/2014US20140112024 High voltage switching linear amplifier and method therefor
04/24/2014US20140112023 Primary-side regulation for isolated power supplies
04/24/2014US20140112022 Electrical switching apparatus including transductor circuit and alternating current electronic trip circuit
04/24/2014US20140111244 Electrical Device With A Pulsed Power Supply And Method For Testing The Power Supply Of The Electrical Device
04/24/2014US20140111177 Dc-dc converter and method for driving same
04/24/2014US20140111172 Dc/dc converter and game machine using it
04/24/2014US20140111171 Switching control circuit and control method thereof
04/24/2014US20140111168 Synchronous Switching Power Converter with Zero Current Detection, and Method Thereof
04/24/2014US20140111103 Buck-Store and Boost-Restore Converter
04/24/2014US20140111016 Staggered parallel three-level dc/dc converter and ac/dc converter
04/24/2014US20140111015 Energy converting apparatus and method
04/24/2014DE102013111675A1 Verfahren und steuerung zum ermitteln einer entmagnetisierungsnullstromzeit für ein schaltnetzteil Procedures and controls to determine a entmagnetisierungsnullstromzeit for a switching power supply
04/24/2014DE102013111348A1 Verfahren und Schaltungsanordnung zum Ermitteln einer Entmagnetisierungsnullstromzeit Method and circuit for determining a Entmagnetisierungsnullstromzeit
04/24/2014DE102012219385A1 Steuereinrichtung und Verfahren zum Regeln eines mehrphasigen Gleichspannungswandlers Control device and method for controlling a multi-phase DC-DC converter
04/24/2014DE102012219365A1 Gleichspannungswandler DC voltage converter
04/23/2014EP2722727A1 Supply of a floating potential charge
04/23/2014EP2721727A2 Switched-mode power supply unit, method of operation and use of a switched-mode power supply unit in a computer
04/23/2014EP2721726A1 Dc- dc driver device having input and output filters, for driving a load, in particular an led unit
04/23/2014EP2721720A2 Charging device and method for charging an electrical energy store
04/23/2014EP2721717A1 Capacitively coupled cell balancer with a common ac bus
04/23/2014EP2721714A1 Transformer sub-circuit
04/23/2014CN203562976U Vehicle-mounted power supply circuit
04/23/2014CN203562961U Quasi-resonance soft switch push-pull converter circuit
04/23/2014CN203562960U High-frequency switching power supply, active filter and inverter
04/23/2014CN203562959U Double-input switch power supply
04/23/2014CN203562958U Power amplifier switching power supply
04/23/2014CN203562957U Switching voltage regulator circuit
04/23/2014CN203562956U Dual-mode direct current-direct current power conversion system
04/23/2014CN203562955U Wide-range input regulated power supply circuit of down-hole perforation ignition control circuit
04/23/2014CN203562954U Small-sized direct-current high-voltage buck isolation conversion circuit
04/23/2014CN203562953U Adaptive compensation ramp generator
04/23/2014CN203562952U Arbitrary voltage regulation output voltage circuit
04/23/2014CN203562951U USB boosting device
04/23/2014CN203562950U Output time-delay circuit
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