Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
05/2012
05/09/2012CN102449897A Method and apparatus for electrical bus centering
05/09/2012CN102449896A A grid tie solar system and a method
05/09/2012CN102449891A Converter control device and electric vehicle using the same
05/09/2012CN102449871A Photovoltaic system for feeding three-phase current to a power grid
05/09/2012CN102449870A Power flow control in a meshed HVDC power transmission network
05/09/2012CN102447414A Power control method of single-phase voltage source type inverter based on dynamic decoupling
05/09/2012CN102447413A Inverter and driving method thereof
05/09/2012CN102447412A Digital control device of inverting power supply based on digital signal processing
05/09/2012CN102447411A Universal type power supply aging system
05/09/2012CN102447410A AC-DC (Alternating Current-Direct Current) power converter and loop compensating circuit thereof
05/09/2012CN102447409A Low-harmonic rectification circuit
05/09/2012CN102447408A System and method for converting AC input voltage to regulated DC output voltage using z-type converter with rectified switches
05/09/2012CN102447407A System and method for converting an AC input voltage to a regulated output current
05/09/2012CN102447406A Alternating current (AC)/direct current (DC) converter
05/09/2012CN102447405A LED (light-emitting diode) lamp switch power supply circuit and control method
05/09/2012CN102447404A Three-phase alternating-current (AC)-direct-current (DC) full-bridge high-frequency converter
05/09/2012CN102447403A Three-phase rectifier circuit with low harmonic wave continuous input current
05/09/2012CN102447402A Controller with punctuated switching control circuit
05/09/2012CN102447401A Power inverter
05/09/2012CN102447397A Power supply device
05/09/2012CN102447396A Transformer with high set-up ratio, solar inverter and solar battery system
05/09/2012CN102447394A Flyback converter with an adaptively controlled rectifier arrangement
05/09/2012CN102447384A Converters and inverters for photovoltaic power systems
05/09/2012CN101783604B Synchronous rectification circuit and synchronous rectification method of off-line power converter
05/09/2012CN101754507B Electromagnetic oven circuit based on SoC chip
05/09/2012CN101752877B Photovoltaic synchronization inverter with photovoltaic array IV test function and test method
05/09/2012CN101714831B A startup circuit for discharging for electromagnetic interference filter
05/09/2012CN101707387B Intermittent charge control circuit and rapid charging method thereof
05/09/2012CN101640494B Power conversion apparatus and power module
05/09/2012CN101609826B Power semiconductor module
05/09/2012CN101599649B Directly-driven wind power generation system and mode for modulating SPWM inversion control signal in system
05/09/2012CN101594065B Intelligent secondary controllable contact wind energy absorber
05/09/2012CN101594062B Intelligent secondary controllable non-contact wind energy absorber
05/09/2012CN101557174B A state-tracked digitally-controlled inverter power supply
05/09/2012CN101461130B Motor drive control system and control method thereof
05/09/2012CN101453175B Simplifying method for multi-level T type converter topological structure
05/09/2012CN101411051B Power conversion device
05/09/2012CN101326705B Rectifying circuit, and three-phase rectifying circuit
05/09/2012CN101297467B Power source device
05/09/2012CN101258782B Discharge lamp drive control circuit
05/09/2012CN101197546B Power conversion apparatus and motor drive system
05/09/2012CN101188388B Power conversion apparatus and motor system
05/09/2012CN101090241B Pulsewidth modulation control method and controller for multi-level three-phase four-line dc-to-ac converter
05/08/2012US8174856 Configurable power supply assembly
05/08/2012US8174855 Power factor correction integrated circuit with critical conduction mode
05/08/2012US8174851 Method for operating a resonant power converter
05/03/2012WO2012056873A1 Capacitor embedded between busbars, electric power device and electric power conversion device
05/03/2012WO2012056766A1 Power conversion apparatus
05/03/2012WO2012056720A1 Inverter
05/03/2012WO2012056283A1 Power supply device
05/03/2012WO2012055772A1 Multilevel direct current/alternating current (dc/ac) converter for producing an output voltage of varying amplitude
05/03/2012WO2012055602A1 Method and control unit for pulse‑width‑modulated control of switching elements in a pulse‑controlled inverter
05/03/2012WO2012055438A1 Voltage control in a direct current power system
05/03/2012WO2012055435A1 Modular multilevel converter
05/03/2012WO2012055232A1 Power factor correction circuit and control method
05/03/2012WO2012055187A1 Lighting circuit
05/03/2012WO2011057902A3 Power switch arrangement for an inverter
05/03/2012WO2011057901A3 Inverter with a voltage limiting element
05/03/2012WO2011057900A3 Inverter with a voltage limiting element
05/03/2012US20120106222 Method of operating an inverter by turning off the switching around a zero transition of the alternating output current
05/03/2012US20120106221 Electric power converter apparatus
05/03/2012US20120106220 Switching module
05/03/2012US20120106219 Semiconductor device for wireless communication
05/03/2012US20120106218 Power conversion apparatus
05/03/2012US20120106217 Current controlled power converter
05/03/2012US20120106216 Ac-dc converter with unity power factor
05/03/2012US20120106215 Power conversion apparatus and brown-out protection method thereof
05/03/2012US20120106214 Circuit for converting dc into ac pulsed voltage
05/03/2012US20120106213 Three-phase rectifier
05/03/2012US20120104966 Drive circuit for light emitting diode array based on a buck-boost topology
05/03/2012US20120104960 Circuit for converting dc into ac pulsed voltage
05/03/2012US20120104859 Power conversion device
05/03/2012CA2815394A1 Modular multilevel converter
05/02/2012EP2448102A1 Power conversion device
05/02/2012EP2448101A1 Three-phase rectifier
05/02/2012EP2448100A2 Multi-Phase Power Converters and Integrated Choke Therefor
05/02/2012EP2446527A1 Converter
05/02/2012EP2308165B1 Static conversion method for the regulation of power in an alternating current electrical network
05/02/2012DE202011002880U1 Halbleiter-Netzteil Semiconductors Power Supply
05/02/2012CN202210883U Built-in linear driving power supply for LED (light emitting diode) lighting lamp
05/02/2012CN202210761U Photovoltaic inverter used for solar photovoltaic water pump system
05/02/2012CN202210760U Soft starting circuit of current transformer
05/02/2012CN202210759U Discharging device
05/02/2012CN202210758U Power supply
05/02/2012CN102439838A Static conversion method and system for the regulation of power in an alternating current electrical network
05/02/2012CN102439837A Improvements relating to power adaptors
05/02/2012CN102439836A Electrical system for starting up aircraft engines
05/02/2012CN102439835A Wireless distributed base station power supply system
05/02/2012CN102439834A Electromagnetic apparatus using shared flux in a multi-load parallel magnetic circuit and method of operation
05/02/2012CN102439819A Contactless power-feed equipment
05/02/2012CN102438378A LED (Light Emitting Diode) illumination intelligent control system
05/02/2012CN102437814A Bi-directional back-boost-type inverter device
05/02/2012CN102437772A Bipolar modulation control device of high frequency pulse alternating current link inverter
05/02/2012CN102437771A Passive discharging circuit of inverter input terminal
05/02/2012CN102437770A Single-phase half-bridge three-level inverter
05/02/2012CN102437769A Single-phase semi-bridge five-electrical level inverter and its application circuit
05/02/2012CN102437768A Single-phase half-bridge five-level inverter and application circuit thereof
05/02/2012CN102437767A Self-excitation push-pull type converter
05/02/2012CN102437766A Single-phase inverter
05/02/2012CN102437765A Topological circuit of inverter and inversion method thereof, and inverter