Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
06/2012
06/07/2012US20120139706 Systems and Methods for Providing Modulation of Switchmode RF Power Amplifiers
06/07/2012US20120139511 Power adapter having multi-dc power connectors
06/07/2012US20120139448 Two-terminal current controller and related led lighting device
06/07/2012US20120139359 Wireless charging system and transmitting end circuit thereof
06/07/2012US20120139346 Ac conversion of varying voltage dc such as solar power
06/07/2012CA2819465A1 Power conversion apparatus
06/06/2012EP2461476A1 Method for operating an inverter
06/06/2012EP2461475A1 Power conversion device
06/06/2012EP2461474A1 Utility interactive inverter device
06/06/2012EP2461473A2 Power supply controlled by pulse width modulation and phase shift modulation
06/06/2012EP2461467A1 Power converter with controlled current source
06/06/2012EP2460265A1 Converter with active fault current limitation
06/06/2012EP2460264A1 Configurable hybrid converter circuit
06/06/2012EP2460262A1 Power supply
06/06/2012DE102010060508B4 Spannungswandler mit einer Speicherdrossel mit einer Wicklung und einer Speicherdrossel mit zwei Wicklungen Voltage converter with a storage inductor with a winding and a storage inductor with two windings
06/06/2012CN202268817U 一种三相锁相控制电路 A three-phase lock-in control circuit
06/06/2012CN202268816U Power converter and electronic device
06/06/2012CN202268815U 高精度变压器隔离控制电路 High-precision control circuit transformer isolation
06/06/2012CN202268814U 微弧氧化电源电路 Micro-arc oxidation power supply circuit
06/06/2012CN202268813U V型等离子体电源 V-plasma power
06/06/2012CN202268806U 一种高压高效率电源模块 A high-pressure high-efficiency power module
06/06/2012CN202268794U 一种dc/ac电源模块壳体 One kind of dc / ac power supply module housing
06/06/2012CN202267739U 蓄电池充放电测试仪 Battery charge and discharge tester
06/06/2012CN1930779B DV/DT-detecting overcurrent protection circuit for power supply
06/06/2012CN102487249A Switching power supply device and image forming apparatus including switching power supply device
06/06/2012CN102487247A Power supply and electric arc machining power supply
06/06/2012CN102487199A Soft switching grid-connected inverter
06/06/2012CN102486886A Electricity-saving alternating current door bell receiver
06/06/2012CN101917131B Cascade Buck-boost high power factor alternating current-direct current (AC-DC) converter and current converting method
06/06/2012CN101917128B Rectifier circuit for realizing voltage clamp of rectifier tube by using double-power transformer
06/06/2012CN101820231B Current zero-crossing detection and dead zone compensation method used for frequency converter
06/06/2012CN101814852B Intermediate frequency power circuit
06/06/2012CN101728961B AC/DC convertor
06/06/2012CN101728838B Photovoltaic power generation device and method based on amplitude-phase control
06/06/2012CN101707441B Totem-pole bridgeless circuit system and current sampling device
06/06/2012CN101697456B Rectifying circuit capable of realizing voltage clamping of rectifier tube by using two power transformers
06/06/2012CN101686017B Switching power supply
06/06/2012CN101572485B Intelligent driving control method and device for secondary synchronous rectifier
06/06/2012CN101479939B Circuit arrangement and method for controlling an electrical consumer
06/06/2012CN101473527B Inverter control method
06/06/2012CN101331671B High-frequency modulation/demodulation multiphase rectifying device
06/06/2012CA2757275A1 Synchronous rectifier bi-directional current sensor
06/05/2012US8194429 Inverter comprising normally conductive gate-controlled semiconductor switches
06/03/2012CA2756180A1 Synchronous rectifier bi-directional converter
05/2012
05/31/2012WO2012070638A1 Power supply device
05/31/2012WO2012070346A1 Power control unit for electric vehicle
05/31/2012WO2012070201A1 Dc power source device
05/31/2012WO2012070200A1 Dc power source device
05/31/2012WO2012070129A1 Stacked cooler
05/31/2012WO2012069646A1 Multilevel inverter circuit
05/31/2012WO2012069512A2 Full-bridge converter with digital pulse modulation (dpwm) for driving a load
05/31/2012WO2012069053A2 Apparatus and method for controlling a motor and generating thermal energy
05/31/2012WO2012068684A1 Ozone generation system with precision control
05/31/2012US20120134191 Power converting apparatus, grid interconnetion apparatus and grid interconnection system
05/31/2012US20120134190 Image forming apparatus and control method thereof
05/31/2012US20120134189 Inverter array control
05/31/2012US20120134188 Systems and Apparatus for Reducing Electromagnetic Interference and Methods of Assembling the Same
05/31/2012US20120134187 Power factor control systems and methods
05/31/2012US20120134186 Inverter array with localized inverter control
05/31/2012US20120134183 Power converter with a controlled current source and connected in single-phase mode
05/31/2012DE102010052934A1 Neue Multilevelkonvertertopologie mit der Möglichkeit zur dynamischen Seriell- und Parallelschaltung von Einzelmodulen New multilevel converter topology with the ability to dynamically serial and parallel connection of individual modules
05/31/2012DE102010052808A1 Method for operating vehicle e.g. hybrid vehicle, involves setting switch of one bridge branch of quasi-Z-source inverter such that outputs are shorted together in one time period and not short-circuited in another time period
05/31/2012CA2854195A1 Ozone generation system with precision control
05/30/2012EP2458736A1 Semiconductor element controller and in-vehicle electric system
05/30/2012EP2458727A2 Gate driving power supply system and inverter control circuit
05/30/2012EP2458726A1 Power conversion device
05/30/2012EP2458720A1 Power converter with a controlled current source and connected in single-phase mode
05/30/2012EP2457318A1 A zero-voltage-transition soft switching converter
05/30/2012EP2457306A2 Power bridge circuit for bi-directional inductive signaling
05/30/2012CN202261990U Semi-conductor lighting driving circuit and semi-conductor lighting device
05/30/2012CN202261074U Vehicle-mounted sine inverter power supply
05/30/2012CN202261073U Circuit structure of inverter
05/30/2012CN202261072U Three-level inverter
05/30/2012CN202261071U High-efficiency single-phase photovoltaic grid-connected inverter
05/30/2012CN202261070U H-bridge inverter circuit
05/30/2012CN202261069U Inverter cooling system based on semiconductor refrigeration
05/30/2012CN202261068U Photovoltaic grid connected inverter having AC by-pass module
05/30/2012CN202261067U Long-life photovoltaic inverter
05/30/2012CN202261066U Intelligent vacuum circulating heat-radiation system of cooling medium
05/30/2012CN202261065U Angle iron based framework structure for low-power photovoltaic on-grid inverter
05/30/2012CN202261064U Motor driver
05/30/2012CN202261063U High-efficient multi-source photovoltaic inverter
05/30/2012CN202261062U Alternating-current-to-direct-current (AC-DC) switching type BUCK converter integrated circuit
05/30/2012CN202261061U Constant current output flyback converter
05/30/2012CN202261060U Water-cooling radiating double-rectification module suitable for electric welder
05/30/2012CN202261059U Fly-back switch power supply
05/30/2012CN202261058U Efficient excitation transducer
05/30/2012CN202261057U Single-in-line three-phase rectifier bridge
05/30/2012CN202261056U Power supply circuit of residual current type electric fire monitoring detector
05/30/2012CN202261055U Wireless sensor self-power supply conditioning circuit based on space electromagnetic energy
05/30/2012CN202261054U DSP controlled high-voltage direct current power supply module
05/30/2012CN202261053U Switching power supply for speaker
05/30/2012CN202261052U Intelligent releasing instrument power supply
05/30/2012CN202261051U Switching power supply
05/30/2012CN202261050U Novel rectifying module
05/30/2012CN202261049U Square rectifying bridge module
05/30/2012CN202261048U Compact rectifier module air duct convenient to replace thyristors
05/30/2012CN202261047U Electrochemistry high frequency switch power supply output rectifier with air-cooled type heat radiation system
05/30/2012CN202261035U Simple miniature fixed positive output high-voltage power supply circuit
05/30/2012CN202261027U Driving circuit for synchronous rectifier in full-bridge rectifying circuit