Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
07/2005
07/14/2005DE10356514A1 Stromversorgungseinrichtung A power supply device
07/14/2005DE10354892A1 Half bridge circuit for determining a load current for an electric motor control has two semiconductor switches and a measuring impedance
07/13/2005EP1553692A2 Method for determining output currents of frequency converter
07/13/2005EP1553689A2 Current rectifier circuit device for generators with dynamically variable power output
07/13/2005EP1553688A1 Installation for operation of a door in a building and procedure for controlling the supply of such an installation
07/13/2005EP1553687A2 Semiconductor apparatus and a production method thereof
07/13/2005EP1553475A1 Pulse power supply for regenerating magnetic energy
07/13/2005CN2710247Y High-efficient switch circuit for non-linear load
07/13/2005CN2710246Y DC power supply switching equipment
07/13/2005CN2710245Y Switch power supply of free starting
07/13/2005CN1639958A Charge and discharge control device
07/13/2005CN1639954A Switching power source apparatus
07/13/2005CN1638597A Single-stage backlight inverter and method for driving the same
07/13/2005CN1638588A Discharge lamp lighting device and illuminating equipment
07/13/2005CN1638224A Semiconductor device and semiconductor device module
07/13/2005CN1638123A Semiconductor apparatus and a production method thereof
07/13/2005CN1210868C Driver
07/12/2005US6917531 Power supply system
07/12/2005US6917529 Unregulated DC-DC converter having synchronous rectification with efficient gate drives
07/12/2005US6917271 Cross current control for power converter systems and integrated magnetic choke assembly
07/12/2005US6917231 Pulse width modulation circuit and illuminating device incorporating same
07/12/2005US6917185 Converter device having power factor improving circuit
07/12/2005CA2360613C Control circuit of power converting apparatus
07/12/2005CA2325592C Power supply with multiple ac input voltages
07/07/2005WO2005062448A2 Device for producing switch signals for regulating the frequency in a converter in addition to an associated method used to determine the point in time of the switch signal
07/07/2005WO2005062439A1 Unregulated dc-dc converter having synchronous rectification with efficient gate drives
07/07/2005WO2005062241A1 Electric circuit having a logic gate and a partial rectification stage
07/07/2005WO2005062062A1 Method and device for supplying an electric consumer with direct current
07/07/2005US20050146907 Single-stage backlight inverter and method for driving the same
07/07/2005US20050146823 Semiconductor device and semiconductor device module
07/07/2005US20050146309 Alternator rectifier
07/07/2005US20050146308 Controller for permanent magnet alternator
07/07/2005US20050146307 Variable AC voltage regulation control method and apparatus
07/07/2005US20050146305 Converter system, method, and converter
07/07/2005US20050146295 Booster and motor controller
07/07/2005US20050146291 Liquid crystal display and device of driving light source therefor
07/07/2005US20050146245 Ceramic transformer level driving circuit
07/07/2005US20050146225 Power circuit applying AC voltage and DC voltage to respective terminals of a capacitor, for outputting AC voltage shifted in accordance with the DC voltage
07/07/2005DE19812069B4 Leistungsverstärker und Verfahren zum Erzeugen von Steuersignalen für einen Leistungsverstärker Power amplifier and method for generating control signals for a power amplifier
07/07/2005DE19732723B4 Induktivitätsarme Schaltungsanordnung Inductance circuit
07/07/2005DE19716113B4 Elektrische Leistungsstrang-Baugruppe Electric power train assembly
07/07/2005DE19701191B4 Spannungumformeranordnung und Verfahren zu ihrer Steuerung Spannungumformeranordnung and methods for their control
07/07/2005DE102004057187A1 Inverterschaltung Inverter circuit
07/07/2005DE102004022442A1 Rectifier circuit has bridge of transistors and resistances with two branches each accepting only positive or negative signal values respectively
07/07/2005DE10001633B4 Spulenwickelkörper für Wechselstromnetzgerät Coil bobbin for AC power supply
07/06/2005EP1550201A1 A converter and a method for controlling a converter
07/06/2005EP1550200A2 Method and apparatus for driving a power mos device as a synchronous rectifier
07/06/2005CN2708347Y Low-power-consumption power supply
07/06/2005CN1636310A H-bridge with single lead frame
07/06/2005CN1635698A Parabola method current tracking pulse width modulation controller
07/06/2005CN1635697A Multi-path program-controlled power supply controller
07/06/2005CN1635696A Minimum voltage active clamping three-phase AC-DC power factor correction converter
07/06/2005CN1635695A DC/DC converter having voltage clamping circuit
07/06/2005CN1209867C Method and apparatus for phase current test of inverter controller using single sensor
07/06/2005CN1209863C Battery back-up D.C. uninterruption power source
07/05/2005US6914790 Motor driving controller
07/05/2005US6914325 Power semiconductor module
06/2005
06/30/2005WO2005060082A1 Current supply circuit, multi-phase drive circuit, current supply circuit design method
06/30/2005WO2005060081A1 Converter circuit with two partial converters
06/30/2005WO2005060079A1 Power source device and apparatus using the same
06/30/2005WO2005059580A1 Method and assembly for testing a power output stage
06/30/2005US20050143841 Electronic controller
06/30/2005US20050141253 Output choke arrangement for inverter, and method in conjunction therewith
06/30/2005US20050141249 Current distribution circuit
06/30/2005US20050141248 Novel efficient and reliable DC/AC converter for fuel cell power conditioning
06/30/2005US20050141156 Current distribution circuit
06/30/2005US20050140348 Current distribution circuit
06/30/2005US20050140343 Intelligent power supply and control method thereof
06/30/2005US20050140330 Control device and controlling method of inverter
06/30/2005DE10354130A1 Voltage changer for control electronics has controlling electronics linked electrically to drivers for triggering a high-level power stage with a power switch
06/29/2005EP1548923A2 Control device and controlling method of inverter
06/29/2005EP1547231A2 Power conversion in variable load applications
06/29/2005EP1546819A2 Power control for instrumented medication package
06/29/2005CN2706958Y Self-activated switch power
06/29/2005CN2706957Y Electromagnetic block type brake rectifying control power supply
06/29/2005CN2706954Y High-efficient 48V/10A rectifying module
06/29/2005CN1633020A Non-master transformer type laser pulse power supply and operating method thereof
06/29/2005CN1208835C Plane mounted electronic circuit unit
06/28/2005US6912142 Alternator control circuit and related techniques
06/28/2005US6911848 Low-loss transformer-coupled gate driver
06/28/2005US6911808 Power supply apparatus having a reference voltage register and method of controlling
06/28/2005US6911801 Apparatus and method for controlling inverter for driving a three-phase motor
06/28/2005US6911790 Multiplexed high voltage DC-AC driver
06/28/2005US6911789 Power supply for a hot-filament cathode
06/28/2005CA2405192C Power conversion apparatus
06/28/2005CA2217886C Energy control device
06/23/2005WO2005057776A1 Rotation speed control circuit
06/23/2005WO2005057771A1 Motor drive device
06/23/2005WO2005057770A1 Power converter and vehicle equipped with power converter
06/23/2005WO2005057769A1 Transformer based voltage supply
06/23/2005WO2005057767A1 An apparatus for reducing the power consumption of a pfc-pwm power converter
06/23/2005WO2004079792A3 Electrical bus with associated porous metal heat sink and method of manufacturing same
06/23/2005US20050135130 Device for detection of power-off
06/23/2005US20050135126 12-Pulse converter including a filter choke incorporated in the rectifier
06/23/2005US20050135031 Method and apparatus for power inverter synchronization
06/23/2005US20050134494 Inverter control device and inverter control method
06/23/2005US20050134343 PWM signal generator
06/23/2005US20050134318 Logic circuitry powered by partially rectified ac waveform
06/23/2005US20050134288 Device and method for monitoring the connection of an electrical supply unit
06/23/2005US20050133497 Induction circuit for contactless power supply apparatus