Patents for H02M 1 - Details of apparatus for conversion (33,954)
02/2010
02/25/2010CA2734701A1 Drive circuit of power semiconductor device
02/24/2010EP2157684A1 Electric power source control device and heat pump device using the electric power source control device
02/24/2010EP2157683A2 Power conversion architecture with zero common mode voltage
02/24/2010EP1644975B1 Method and arrangement in an inverter to minimise thermal stress at the components
02/24/2010CN201414070Y 射频离子电源 RF plasma power
02/24/2010CN201414068Y High-speed detecting device for output and input voltage of inverter
02/24/2010CN201414067Y Drawer type frequency-changer and power distribution cabinet
02/24/2010CN201414046Y Cooling system for wind driven generators
02/24/2010CN201412739Y Led交通灯 Led Traffic Light
02/24/2010CN101657959A Digital pulse-width modulator based on non-symmetric self-oscillating circuit
02/24/2010CN101657958A Control arrangement for a resonant mode power converter
02/24/2010CN101657957A Cascaded PFC and resonant mode power converters
02/24/2010CN101656469A Method for correcting power factors by using simple and convenient circuit and circuit
02/24/2010CN101656468A High-frequency passive power factor correction circuit and high-frequency passive power factor correction method
02/24/2010CN101656467A Power factor correcting circuit of part of active power supplies
02/24/2010CN101656466A High-integration intelligent power module
02/24/2010CN101656465A Control circuit, power converter and control method
02/24/2010CN101656464A Convertor power cabinet outer door for wind power equipment
02/24/2010CN101656463A IGBT heat dissipation device of frequency-variable controller and method thereof
02/24/2010CN101656427A Active balancing modular circuits
02/24/2010CN100592618C Semiconductor power converter
02/24/2010CN100592617C AC-DC converter with low ripple output
02/24/2010CN100592611C Pulse width modulation controller for switch type voltage stabilizer
02/23/2010US7667992 Power source module
02/23/2010US7667988 Filter
02/23/2010US7667518 Method and apparatus for robust mode selection with low power consumption
02/18/2010WO2010019896A2 Smart alternator
02/18/2010WO2010018424A1 A power regulation scheme for a converter feeding into an asymmetrical grid
02/18/2010WO2010017803A2 Apparatus for protecting a dc voltage converter
02/18/2010WO2010017718A1 Soft start method, device and system for power supply
02/18/2010WO2009156230A3 Inverter and method for operating the inverter
02/18/2010WO2009135156A3 Protection method, system and apparatus for a power converter
02/18/2010DE102009027701A1 Electric motor and driver arrangement for use in e.g. headlight, of motor vehicle, has integrated circuit provided with controller that controls set of drivers, where two of drivers are arranged outside integrated circuit
02/18/2010DE102004042782B4 Treiberschaltung und Halbleitervorrichtung Driver circuit and the semiconductor device
02/17/2010EP2154776A1 Method of controlling a rectifying bridge and a circuit for the control
02/17/2010EP2154771A1 Circuit and method for reducing electromagnetic interference
02/17/2010EP2153512A2 Power factor correction controller with feedback reduction
02/17/2010EP2153511A1 Power factor correction (pfc) controller and method using a finite state machine to adjust the duty cycle of a pwm control signal
02/17/2010CN201409096Y High-frequency and high-voltage dust removing power supply with constant-current characteristic
02/17/2010CN201409091Y Novel energy-saving power adapter
02/17/2010CN201409088Y Full-bridge twin-output direct current to direct current converter
02/17/2010CN201409086Y Antijamming power supply circuit of pressure transmitter
02/17/2010CN201409085Y DC pressure-boosting converter
02/17/2010CN201409084Y Power filter
02/17/2010CN201409083Y Waterproof heat dissipation structure of inverter box
02/17/2010CN201409082Y Improved explosion-isolation intrinsically safe frequency-variable speed regulating device for mine
02/17/2010CN201409081Y Frequency converter for water pump
02/17/2010CN201409080Y Stereoscopic radiator of high-frequency switching power supply
02/17/2010CN201408898Y Power socket with USB interface
02/17/2010CN101652917A Control arrangement for a PFC-PWN power converter
02/17/2010CN101651411A Frequency jittering system and frequency jittering method
02/17/2010CN101651410A Circuit and method for reducing electromagnetic interference
02/17/2010CN101651409A High power factor direct current power supply
02/17/2010CN101651408A Filtering module inhibiting common mode noise and differential mode noise
02/17/2010CN101651407A Universal electricity-saving protection controller
02/17/2010CN101651406A System with driver circuit and at least one power switch and its driving method
02/17/2010CN101651405A Method of controlling a rectifying bridge in a diode mode and a circuit for the control
02/17/2010CN101651404A Substrate and magnetic device integrated DC-DC converter and preparation process thereof
02/17/2010CN101651403A Power supply equipment, power utilization equipment, power supply and utilization system, as well as power supply method and power utilization method
02/17/2010CN101651402A Control circuit for improving lower output load efficiency of power supply and method thereof
02/17/2010CN101651401A Power supply control device of electronic equipment, power supply and electronic equipment
02/16/2010US7663852 Output feedback and under-voltage detection system
02/11/2010DE202009011935U1 Frequenzumrichteranordnung Frequenzumrichteranordnung
02/11/2010DE19714977B4 Vorrichtung mit Wechselrichter Device with inverter
02/11/2010DE102008040515A1 Verfahren zum Betreiben eines Treibers für einen leistungselektronischen Schalter A method of operating a driver for a power-electronic switch
02/11/2010DE102008029980A1 Module for lamp, has voltage converter and light emitting diode which are formed as integrated unit, where voltage converter has printed circuit board with component for voltage conversion
02/10/2010EP2151916A1 Power converter
02/10/2010EP2151042A1 Switching power converter with efficient switching control signal period generation
02/10/2010EP2151041A1 System and method for controlling harmonics injected onto an input line by a welding-type system
02/10/2010CN201403273Y Radiating structure of electronic device
02/10/2010CN201403272Y Electronic device with cooling fan
02/10/2010CN201403053Y 1600kV/50mA outdoor movable DC voltage generator
02/10/2010CN201403048Y Single-phase power factor correction, simplification and direction division controller
02/10/2010CN201403047Y Power supply circuit of plasma bipolar endoscope
02/10/2010CN201403046Y Parallel connection IGBT difference interface drive unit based on FPGA
02/10/2010CN201403045Y MOS tube driver circuit
02/10/2010CN201403044Y Power unit cabinet
02/10/2010CN201403043Y Expansion water tank used by circulating water system
02/10/2010CN201403042Y Electrodeless control circuit of blower with direct current source charging module of high frequency switch
02/10/2010CN201399383Y High frequency and high voltage power supply used for electric precipitation and having constant current characteristic
02/10/2010CN101647180A Circuit arrangement for identifying network zero crossings
02/10/2010CN101645649A Anti-surge PFC circuit
02/10/2010CN101645648A Frequency control system and method for turning on/off power supply
02/10/2010CN101645647A DC converter valve cooling system based on passive technology
02/10/2010CN101645646A Method for realizing variable voltage level constant power output of converter
02/10/2010CN101645645A Control and calculation unit of combined sealing module of electric power conversion system
02/09/2010US7660139 Output power factor control of pulse-width modulated inverter
02/09/2010US7659700 Charge-transfer apparatus and method
02/09/2010US7659673 Methods and apparatus for providing a controllably variable power to a load
02/04/2010WO2010014645A1 Transient voltage and harmonic currents quashing (thq) transformers, transformer winding topology, and method of making the same
02/04/2010WO2010012445A1 Circuitry for power limiting of an electronic assembly
02/04/2010WO2010012323A1 System and method for providing a control signal
02/04/2010US20100027302 Converter with reduced harmonic waves
02/04/2010US20100027301 Band-pass current mode control scheme for switching power converters with higher-order output filters
02/04/2010DE102009002427A1 Invertermodul mit wärme-separierten Halbleitervorrichtungen Inverter module with heat-separated semiconductor devices
02/04/2010DE102008043994A1 Sicherheitsausgabeeinheit zur Verwendung in einem Stromrichter und ein mit derselben versehener Stromrichter Safety output unit for use in a power converter and a power converter provided with the same
02/04/2010DE102008035529A1 Three-phase alternating current motor i.e. asynchronous motor, controlling device, has brackets symmetrically arranged around cores, and air gaps provided between brackets and yokes, where radial gap width is seen or removed in direction
02/03/2010CN201398151Y Auxiliary loop voltage-stabilizing power supply of ultrasonic pulse anti-scaling and descaling device
02/03/2010CN201398149Y Transmission structure of power supplier
02/03/2010CN201398148Y Output architecture of power supplier