Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
11/2005
11/30/2005CN1702957A Inverter controller and oil extraction machine having the same
11/30/2005CN1702956A Inverter controller and oil extraction machine having the same
11/30/2005CN1702955A Generator
11/30/2005CN1702954A Generator
11/30/2005CN1229908C Driver of three-phase inductive motor and method thereof
11/30/2005CN1229605C Frequency conversion air conditioner
11/29/2005US6970367 Switching power supply
11/29/2005US6970065 Transformer and transformer unit having the same
11/29/2005US6969975 Circuit arrangement for power factor correction
11/29/2005US6969972 Architecture for switching between an external and internal power source
11/29/2005US6969968 Control device and controlling method of inverter
11/29/2005US6969967 Multi-level dc bus inverter for providing sinusoidal and PWM electrical machine voltages
11/29/2005US6969959 Electronic control systems and methods
11/24/2005WO2005112245A1 Power supply device and display device
11/24/2005WO2005112239A2 Power converter apparatus and methods using a phase reference derived from a dc bus voltage
11/24/2005WO2005111484A2 Electric control and supply system
11/24/2005US20050259455 Switching power supply
11/24/2005US20050259452 High voltage power supply
11/24/2005US20050259449 High voltage power supply
11/24/2005US20050259403 Power conversion device
11/24/2005US20050259402 Power stack
11/24/2005US20050259370 Inverter device for automobile
11/24/2005US20050258892 Power MOS voltage regulator for batteries
11/24/2005US20050258891 Power supply apparatus provided with regulation function
11/24/2005US20050258793 Apparatus for controlling power factor compensation in inverter control circuit and method thereof
11/24/2005US20050258792 Electronic control unit, electric power-assisted steering device and transmission ratio-variable steering unit
11/24/2005US20050258783 Inverter circuit for lighting backlight of liquid crystal display and method for driving the same
11/24/2005US20050258778 Method and apparatus for single-ended conversion of DC to Ac power for driving discharge lamps
11/24/2005CA2561528A1 Electric control and supply system
11/24/2005CA2504281A1 Power mos voltage regulator for batteries
11/23/2005EP1598929A1 Inverter device including a ground fault detection circuit
11/23/2005EP1598925A2 Apparatus for controlling power factor compensation in inverter control circuit and method thereof
11/23/2005EP1597815A2 Conversion circuit, system and method of executing an electrochemical process
11/23/2005EP1597012A1 Generator for arc welder with high power factor
11/23/2005EP1410486B8 Power factor correction circuit with a coil
11/23/2005EP1271742B1 System interconnection electric power generator
11/23/2005EP1056190B1 Power supply device, power supply method, portable electronic device, and electronic watch
11/23/2005CN2742672Y Soft switch changer suitable for sensitive load
11/23/2005CN1701501A Controller for power converter
11/23/2005CN1701500A Three-phase power converter and power converter
11/23/2005CN1700838A Inverter circuit for lighting backlight of liquid crystal display and method for driving the same
11/23/2005CN1700579A Method and apparatus for single-ended conversion of DC to AC power for driving discharge lamps
11/23/2005CN1700578A Electronic control unit, electric power-assisted steering device and transmission ratio-variable steering unit
11/23/2005CN1700577A Inverter device for automobile
11/23/2005CN1700573A Inverter device and inverter module
11/23/2005CN1700572A Power supply apparatus provided with regulation function
11/23/2005CN1700556A Ac power supply device
11/23/2005CN1700454A Power stack
11/23/2005CN1700130A Apparatus for controlling power factor compensation in inverter control circuit and method thereof
11/23/2005CN1228998C Lighting device of discharge lamp and lighting device
11/22/2005US6967851 Apparatus for reducing the power consumption of a PFC-PWM power converter
11/22/2005US6967559 Transformer for high-voltage X-ray generator
11/22/2005US6967558 Inverter transformer and inverter circuit
11/22/2005US6967453 Method and apparatus for controlling fan motor
11/22/2005US6966184 Photovoltaic power generating apparatus, method of producing same and photovoltaic power generating system
11/17/2005WO2005109967A1 Cold-cathode tube lighting device
11/17/2005WO2005109615A2 Anharmonic low-current ac-dc converter
11/17/2005WO2005109614A2 Method for the operation of a dc/ac converter, and arrangement for carrying out said method
11/17/2005WO2005109590A1 Inverter bridge short-circuit protection scheme
11/17/2005WO2005109457A1 40 ° phase-shifting autotransformer
11/17/2005WO2005086335B1 Variable speed drive for multiple loads
11/17/2005US20050257077 Method for voltage drop analysis in integreted circuits
11/17/2005US20050254348 Drug delivery management system
11/17/2005US20050254275 Inverter device and inverter module
11/17/2005US20050254274 Power supply device for out putting stable programmable power supply
11/17/2005US20050254271 Voltage converter for converting an input voltage to an output voltage and driving circuit comprising a voltage converter
11/17/2005US20050254265 Voltage conversion device, voltage conversion method, and computer-readable recording medium containing program causing computer to execute voltage conversion
11/17/2005US20050254183 Power generation circuit using electromagnetic wave
11/17/2005US20050253536 Fluorescent lamp driver and liquid crystal display apparatus
11/17/2005US20050253165 Adaptive gate drive for switching devices of inverter
11/17/2005DE102005015988A1 Energieumformungseinrichtung Energy conversion device
11/17/2005CA2566209A1 Anharmonic low-current ac-dc converter
11/16/2005EP1421826B1 Direct current supply device for arc furnace
11/16/2005CN1698258A Temperature monitoring of parallel-connected inverter modules
11/16/2005CN1697285A Power generation circuit using electromagnetic wave
11/16/2005CN1227954C Circuit arrangement
11/16/2005CN1227805C Inverter device and current limiting method therefor
11/16/2005CN1227804C DC-DC convertor with fault prevention function
11/15/2005US6965518 Power converter with output voltage level indicating device
11/15/2005US6965514 Fluid cooled vehicle drive module
11/15/2005CA2245455C Converter circuit arrangement
11/10/2005WO2005107054A1 Boost converter
11/10/2005WO2005107050A2 Method for control of a frequency converter in particular for generation of effective power for inductive heating
11/10/2005WO2005104743A2 Adaptive gate drive for switching devices of inverter
11/10/2005WO2005043705A3 Electrical generating system having a magnetic coupling
11/10/2005US20050251270 Electronic speed controller with modular layout
11/10/2005US20050248289 Driver for a gas discharge lamp
11/10/2005DE202005014044U1 Casing for an electromagnetic compatibility filter and an integrated motor voltage changer fits in a low-voltage unit to protect against environmental impacts like water and dust
11/10/2005DE102005018525A1 Stabilisierte Energiequelle Stabilized power source
11/10/2005DE102004019589A1 Schaltung zum Umwandeln einer Gleichspannung in eine Wechselspannung A circuit for converting a DC voltage into an AC voltage
11/10/2005DE10129788B4 Kunststoffrahmen zur Montage eines elektronischen Starkstrom-Steuergeräts Plastic frame for mounting an electronic high voltage control unit
11/10/2005CA2565453A1 Adaptive gate drive for switching devices of inverter
11/09/2005EP1594218A1 Electronic speed controller with modular layout
11/09/2005EP1594164A1 Integrated circuit for driving semiconductor device and power converter
11/09/2005CN1226758C Capacitor module and semiconductor device using same
11/08/2005US6963147 Power converter and power unit
11/03/2005WO2005104343A1 Power supply apparatus
11/03/2005WO2005104342A1 Electrical installation for supplying an actuator equipped with a back-up device
11/03/2005WO2005104325A2 Self tuning high voltage power supply
11/03/2005US20050243584 Inverter controlling method