Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
02/2005
02/09/2005CN1578077A Opposed current converter power factor correcting power supply
02/09/2005CN1578048A Power supply adapter and power supply system
02/09/2005CN1577785A Power semiconductor module with detector for detecting main circuit current through power semiconductor element
02/09/2005CN1577306A Computer system and adapter conserving battery power and method thereof
02/09/2005CN1576091A Trolley controller
02/08/2005US6853569 DC to DC converter
02/08/2005US6853563 Primary-side controlled flyback power converter
02/08/2005US6853561 Power system with zero voltage switching
02/08/2005US6853530 Apparatus and method for actuating a mechanical device
02/08/2005US6853167 Power supply system
02/08/2005CA2216133C Method and device for correcting the dc offset of a converter
02/08/2005CA2131339C Electronic power converter circuit arrangement and method for driving same
02/03/2005WO2005011099A2 Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer to perform control of generator-motor apparatus is recorded
02/03/2005WO2005011096A1 Inverter apparatus
02/03/2005WO2005011095A1 Primary-side controlled flyback power converter
02/03/2005WO2005010931A2 Mutilayer piezoelectric transformer
02/03/2005WO2004030407B1 Drive mechanism
02/03/2005US20050025231 Pulse width modulation signal generating apparatus having two dead times for on-timings
02/03/2005US20050024902 Method and system for improved thermal management of a voltage source inverter operating at low output frequency utilizing a zero vector modulation technique
02/03/2005US20050024901 Primary side ZVS push-pull converter having relatively less losses
02/03/2005US20050024898 Primary-side controlled flyback power converter
02/03/2005US20050024896 Circuit and method for controlling a synchronous rectifier in a power converter
02/03/2005US20050024805 Low-inductance circuit arrangement for power semiconductor modules
02/03/2005US20050024203 Personal property security device
02/03/2005US20050024179 Extended E matrix integrated magnetics (MIM) core
02/03/2005DE10332933A1 Method for generating pulse-width modulated three-phase voltage from direct voltage e.g. for fuel cell power vehicles, involves scanning direct voltage at variable pulse width intervals
02/02/2005EP1503492A2 Control of current in an inductance with pulse width modulation at controlled frequency
02/02/2005EP1503074A1 Drive circuit for rotating electric device and electrical unit for vehicle
02/02/2005EP1502482A1 Improved dimmer circuit arrangement
02/02/2005EP1502348A1 Power converter
02/02/2005EP1284633A4 Dishwasher
02/02/2005CN2676492Y Power transfer and switch device
02/02/2005CN2676491Y 三相正弦波逆变器 Three-phase sine wave inverter
02/02/2005CN2676490Y High-reliability multi-function chopped mode electric voltage stabilizer
02/02/2005CN2676489Y A High-reliability high-precision electrocoating DC power supply
02/02/2005CN1575539A Converter and method for determining a current space vector
02/02/2005CN1575444A Single-stage pfc + ballast control circuit/general purpose power converter
02/02/2005CN1575084A Backlight inverter for liquid crystal display panel with self-protection function
02/02/2005CN1575082A Backlight inverter for liquid crystal display panel of asynchronous pulse width modulation driving type
02/02/2005CN1574605A Apparatus and method for controlling inverter for driving a three-phase motor
02/02/2005CN1574597A Amplitude regulation circuit and method, and motor driving control apparatus and method
02/02/2005CN1574591A Power supply for positive and negative output voltages
02/02/2005CN1574590A Dc-ac converter, and method for supplying AC power
02/02/2005CN1574589A Motor control unit
02/02/2005CN1574587A Voltage converting method and voltage converting apparatus using large electrolytic condenser
02/02/2005CN1574585A Power supply apparatus for arc-utilizing apparatus
02/02/2005CN1574584A Control unit and compressor used thereby
02/02/2005CN1574582A Soft switch power converter
02/02/2005CN1574573A Ac converter
02/02/2005CN1574545A Parallel operating system for uninterrupible power units
02/02/2005CN1573853A High-efficiency power supply apparatus used with a display panel driving system and method thereof
02/02/2005CN1187888C 逆变器装置 The inverter device
02/02/2005CN1187885C Switch power source device
02/01/2005US6850426 Synchronous and bi-directional variable frequency power conversion systems
02/01/2005US6850425 Parallel inverter system based on tracking of system power reference
02/01/2005US6850097 Inverter
02/01/2005US6850032 Methods and apparatus for providing a dual voltage inverter
02/01/2005US6849943 Power module package for high frequency switching system
02/01/2005US6849828 Method for regulating and/or controlling a welding current source with a resonance circuit
01/2005
01/27/2005WO2005008874A1 Rectifier circuit
01/27/2005WO2005008873A1 Current detector circuit
01/27/2005WO2005008869A1 Universal multiple device powder adapter and carry case
01/27/2005WO2004070927A3 Power factor correction circuit
01/27/2005US20050018815 Power supply for an x-ray generator
01/27/2005US20050018459 Frequency converter and drive for electric motor
01/27/2005US20050018456 Controller and driving method for power circuits, electrical circuit for supplying energy and display device having the electrical circuit
01/27/2005US20050018386 Cooled electrical terminal assembly and device incorporating same
01/27/2005US20050017766 Architecture for switching power source to load in battery powered system
01/27/2005US20050017699 Series interleaved boost converter power factor correcting power supply
01/27/2005US20050017695 Opposed current converter power factor correcting power supply
01/27/2005US20050017671 Apparatus and method for controlling AC motor and module therefor
01/27/2005DE19758592B4 Switch module for power converter - contains two diodes, each coupled in anti-parallel to one of two self-turn off units which are connected in series
01/27/2005DE19605493B4 Spannungsversorgungsvorrichtung Power supply device
01/27/2005DE10297610T5 Ansteuereinheit für eine elektromagnetische Vorrichtung Control unit for an electromagnetic device
01/27/2005DE102004028308A1 Vorrichtung zur Erfassung eines Motorantriebstroms A device for detecting a motor driving current
01/27/2005CA2532060A1 Rectifier circuit
01/26/2005EP1501180A1 Converter circuit
01/26/2005EP1501177A2 Power supply with power factor correction
01/26/2005EP1501176A2 Power supply with power factor correction
01/26/2005EP1500310A1 Dimmer circuit with improved inductive load imbalance protection
01/26/2005EP1500196A1 Half-bridge circuit
01/26/2005EP1500182A2 Synchronous and bi-directional variable frequency power conversion systems
01/26/2005EP1499935A1 Dimmer circuit with improved ripple control
01/26/2005EP0888033B1 High-frequency inverter and induction cooking device using the same
01/26/2005CN2674741Y Portable copping drill power supply device
01/26/2005CN1571260A Inverted welding power source system
01/26/2005CN1571259A Magnetic integration device of zero-voltage switch pulse-wide modulated full bridge converter
01/25/2005US6847532 System and method to eliminate the dead time influence in a pwm-driven system
01/25/2005US6847531 System and method for regenerative PWM AC power conversion
01/25/2005US6847196 Method and apparatus for reducing switching losses in a switching circuit
01/25/2005US6847131 Power supply device and electronic equipment
01/25/2005US6847019 Induction heating roller device, heating roller for induction heating roller device, fixing apparatus and image forming apparatus
01/20/2005WO2005006532A1 Multiple inverters for motors
01/20/2005WO2005006531A1 Three-phase power converter and power converter
01/20/2005WO2005006530A1 Power supply for discharge
01/20/2005WO2005006529A1 Rectifier arrangement having different rectifier elements
01/20/2005WO2005006528A1 Power supply having multi-vector error amplifier for power factor correction
01/20/2005WO2004084388B1 Sinewave inverter using hybrid regulator
01/20/2005US20050013146 Parallel feed-forward compensating type power factor correction circuit for a three-phase power source
01/20/2005US20050013118 Cooling body and rectifier module for an electrical machine