Patents for H02M 1 - Details of apparatus for conversion (33,954)
08/2007
08/07/2007US7253997 Method and apparatus providing a multi-function terminal for a power supply controller
08/07/2007CA2470129C Power inverter
08/02/2007US20070176637 Motor driving circuit
08/02/2007US20070176587 Controller for DC to DC Converter
08/02/2007DE202007002271U1 Netzgerät mit Luftführung Power supply with air duct
08/02/2007DE102006004481A1 Unterbrechungsfreie Spannungsversorgung Uninterruptible power supply
08/01/2007EP1813461A2 Method for driving electrical eqipment in a train or train set
08/01/2007CN2930213Y Ventilation dust proof filter net
08/01/2007CN2930086Y Silicon control rectifier phase control circuit
08/01/2007CN2930084Y 有源功率因数校正器 Active Power Factor Correction
08/01/2007CN1329781C Power supply with cutting electronic apparatus and power supply controller
08/01/2007CN101010862A 电压源转换器 Voltage Source Converter
08/01/2007CN101010861A Motor control device and method for assembling motor control device
08/01/2007CN101009466A Compensation offset adjustment scheme for fast reference voltage transitioning
08/01/2007CN101009463A Zero voltage switching in a power converter
08/01/2007CN101009462A Power supply capable of choosing input power
08/01/2007CN101009461A Optional input power and product power supply, and its method
08/01/2007CN101009434A Portable mobile power supplier
08/01/2007CN101009150A Spectral resistor for analyzing system circuit stabilization
07/2007
07/31/2007US7251146 Direct-current converter having active clamp circuit
07/31/2007US7250744 Quasi average current mode control scheme for switching power converter
07/31/2007CA2333524C Voltage switch-over device
07/26/2007WO2007084039A1 A converter
07/26/2007WO2006009576A3 Dynamic optimization of efficiency using dead time and fet drive control
07/26/2007US20070171687 Switched mode power supply
07/25/2007EP1811645A1 Power supply circuit protecting method and apparatus for the same
07/25/2007EP1811642A2 Power supply device
07/25/2007EP1811641A1 Method for starting pulse width modulation
07/25/2007EP1811640A2 Overpower-protection circuit and power supply apparatus having the same
07/25/2007EP1811639A1 Overpower-protection circuit and power supply apparatus having the same
07/25/2007CN2927485Y Partial active power factor correcting circuit
07/25/2007CN2927484Y 起动电路 Starting circuit
07/25/2007CN2927483Y Thermal-insulating structure of power-supply adapter
07/25/2007CN101005243A Flexible bridge arm topological circuit
07/25/2007CN101005238A Electrical switching device
07/25/2007CN101005235A Overheat protecting circuit of power supply unit and direct current power supply unit
07/24/2007US7248485 Circuit arrangement with power factor correction as well as a corresponding appliance
07/24/2007US7248102 Internal reference voltage generation for integrated circuit testing
07/24/2007CA2466162C Dual input ac/dc/battery operated power supply
07/19/2007WO2007080748A1 Drive circuit of motor and outdoor unit of air conditioner
07/19/2007US20070166569 Electrophoretic dip painting installation
07/19/2007US20070165433 Power supply apparatus
07/19/2007US20070165428 Digital pulse width modulation controlling system and method
07/19/2007US20070165427 Error voltage ripple compensation to extend bandwidth of a feedback loop in a DC-to-DC converter
07/19/2007US20070165347 Dc/dc converter and decentralized power generation system comprising a dc/dc converter
07/19/2007US20070164703 Dc adaptor and electronic apparatus using the same
07/19/2007DE102007002160A1 Dynamoelektrische Maschine mit integrierter Steuervorrichtung A dynamoelectric machine with integrated controller
07/19/2007DE102006015712A1 AC/DC-Power Line Communication-Modem AC / DC Power Line Communication Modem
07/19/2007DE10133007B4 Elektronisches Vorschaltgerät für eine Entladungslampe Electronic ballast for a discharge lamp
07/18/2007EP1808955A2 Inverter device
07/18/2007EP1807926A1 Dc/ac/ motor/generator utilizing a periodic transformation system
07/18/2007EP1807925A1 Ultra low power stand-by supply
07/18/2007EP1388200B1 Circuit arrangement for voltage stabilisation
07/18/2007EP0789445B1 Electric power converter
07/18/2007CN2925023Y Fan frame structure
07/18/2007CN2924916Y Lead structure improvement for power supply device
07/18/2007CN2924915Y Rectifier chamber configuration structure with natural ventilating duct
07/18/2007CN2924914Y Soft start circuit for micro-power power module
07/18/2007CN2923413Y Traction power supply apparatus of electric locomotive
07/18/2007CN1327605C Electric machine for the propulsion drive of a submarine of a synchronous machine excited by a permanent magnet
07/18/2007CN101002378A Method for controlling low- voltage using waves AC and system for performing the same
07/18/2007CN101002376A Low loss propulsion system
07/18/2007CN101002375A Method and circuit arrangement for optimising maximum current limitation in the primary switch of a switched-mode power supply, and a power supply
07/18/2007CN101001044A High-tension integral gate change transistor three-level frequency-converter power cabinet
07/17/2007US7245515 Power converter system having adaptor unit for generating multiple output voltage values
07/17/2007US7245045 T-filter for reducing disturbances generated on a power grid by an active filter
07/17/2007CA2343187C Apparatus for eliminating noise in ac power waveform
07/17/2007CA2271792C Voltage clamp snubbers for three level converter
07/12/2007WO2007078911A2 Ripple reduction method for electronic ballasts
07/12/2007WO2007078238A1 Cooling of high voltage devices
07/12/2007WO2007077131A1 Dc to dc converter
07/12/2007WO2007077031A1 Circuit arrangement having a twin inductor for converting a dc voltage into an ac voltage or an alternating current
07/12/2007US20070159860 Filter
07/12/2007US20070159859 Voltage translator circuits using capacitive techniques
07/12/2007US20070159755 Selective potting for controlled failure and electronic devices employing the same
07/12/2007US20070159279 Alternating-current power supply device recovering magnetic energy
07/12/2007DE10019461B4 Entstörfilter und dieses enthaltende Entstörfiltereinheit Suppression filters and containing it Entstörfiltereinheit
07/12/2007CA2644842A1 Cooling of high voltage devices
07/11/2007EP1806830A2 Methods and circuits for output over-voltage reduction in switching regulators
07/11/2007EP1805879A1 Multi-phase network filter
07/11/2007CN2922267Y Power supply device
07/11/2007CN1998126A AC/DC converter comprising plural converters in cascade
07/11/2007CN1996747A 电功率转换设备 Electrical power conversion apparatus
07/11/2007CN1996733A Control system for serial operation of the quick crystal brake tube
07/11/2007CN1996729A Multi-channel PWM generation system and method
07/11/2007CN1996699A Three-phase negative/positive and zero-sequence harmonious wave power filter
07/11/2007CN1326106C Drive circuit and display device
07/10/2007US7242594 Full bridge inverter with push/pull control chip
07/10/2007US7242238 Drive circuit for voltage driven type semiconductor element
07/10/2007US7242171 Power converter circuit and method for power conversion
07/10/2007US7242115 Universal power converter
07/10/2007US7242113 Power semiconductor device
07/10/2007CA2340166C An apparatus for controlling voltage-charge controlled power semiconductor devices
07/05/2007WO2007074268A2 Rotating electrical machine with decoupled phases
07/05/2007WO2007073946A1 Circuit arrangement having a dual coil for producing alternating voltage or an alternating current
07/05/2007WO2007073940A1 Method for dc/dc conversion and dc/dc converter arrangement
07/04/2007EP1804368A1 Method for DC/DC conversion and DC/DC converter arrangement
07/04/2007EP1636660A4 High efficiency off-line linear power supply
07/04/2007CN2919673Y Electric power controller with by-pass continuing function
07/04/2007CN2919657Y Alternator rectifying bridge for vehicle