Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
02/2006
02/08/2006CN1732618A Motor drive device for air conditioner
02/08/2006CN1732615A High-voltage power supply
02/08/2006CN1731666A Digital control method for inverter and DC frequency conversion
02/08/2006CN1731665A Converter
02/08/2006CN1731664A Bridge synchronization rectification circuit with dead time adjustment
02/08/2006CN1731663A Circuitry processing method for permanent magnet low-speed generator
02/08/2006CN1241456C Modular master-slave power supply controller
02/08/2006CN1241316C Radio frequency power source for genrating an inducively coupled plasma
02/08/2006CN1241159C Driving circuit and display device
02/08/2006CN1241028C Direct earth detector and system connecting generating device using it
02/07/2006US6995996 Power supply and control method thereof
02/07/2006US6995994 Converter and a method for controlling a converter
02/07/2006US6995531 Direct current motor drive circuit and fan motor including the same
02/07/2006US6995482 Switching circuit and method therefor
02/07/2006CA2207902C Rectifier assembly for automotive alternator
02/02/2006WO2006011288A1 Discharge lamp lighting device
02/02/2006WO2006011071A2 3-phase solar converter circuit and method
02/02/2006US20060023478 Power conversion system
02/02/2006US20060022651 Power supply for positive and negative output voltages
02/02/2006DE102004029439A1 Gleichrichter-Schaltkreis, Schaltkreis-Anordnung und Verfahren zum Herstellen eines Gleichrichter-Schaltkreises Rectifier circuit, the circuit arrangement and method of manufacturing a rectifying circuit
02/01/2006EP1622249A1 Driver for piezoelectric device
02/01/2006EP1622248A2 Power converter circuit
02/01/2006EP1481465B1 Switched-mode power supply, particularly for medical devices
02/01/2006EP1378051B1 Apparatus and method of operating two switches
02/01/2006CN1729613A Resonance converter with voltage control and method for driving variable loads
02/01/2006CN1729612A Power conversion apparatus
02/01/2006CN1728525A Semi bridge type inversion circuit for driving dual NMOS by using push-pull control chip
02/01/2006CN1728523A Power supply apparatus
01/2006
01/31/2006US6992908 Method and arrangement for charging intermediate circuit of frequency converter
01/31/2006US6992907 Wave transformation method and device
01/31/2006US6992906 Synthetic rectifiers
01/31/2006US6992904 Power converter module with a voltage regulating circuit
01/31/2006US6992902 Full bridge converter with ZVS via AC feedback
01/31/2006US6992466 Waveform control system
01/26/2006WO2005117136A3 Photovoltaic installation for feeding an electric grid, and central control and monitoring device for a photovoltaic installation
01/26/2006WO2005109614A3 Method for the operation of a dc/ac converter, and arrangement for carrying out said method
01/26/2006US20060018139 Zero-crossing correction in sinusoidally commutated motors
01/26/2006US20060018138 Step-up/down voltage chopper
01/26/2006US20060017481 Wave-shaping circuit
01/26/2006US20060017419 Vehicle
01/26/2006US20060017403 Discharge lamp lighting apparatus for lighting multiple discharge lamps
01/26/2006US20060017399 Discharge lamp lighting apparatus for lighting multiple discharge lamps
01/26/2006US20060017346 Driving apparatus
01/26/2006DE102004032374A1 Diode mounting to act as a current redresser's heat sink for rotary current generators has an opening for holding a diode as well as reference and diode-base surfaces
01/26/2006DE102004030228A1 Schaltung von Pulswechselrichtern bei Bahnfahrzeugen Circuit of PWM inverters for rail vehicles
01/25/2006EP1619787A2 Driving/electric-power generating system for a vehicle
01/25/2006EP1619785A2 Converter circuit with voltage rise rate limitation
01/25/2006EP1619783A2 Converter with limited voltage rise
01/25/2006EP1619782A2 Power converter with short circuit protection
01/25/2006CN1726633A Resonance converter and method for driving variable loads
01/25/2006CN1726632A Frequency converter with fan cooling
01/25/2006CN1725928A Discharge lamp lighting apparatus for lighting multiple discharge lamps
01/25/2006CN1725622A Power converter
01/25/2006CN1725621A Universal pulse width modulation integrated circuit for power electric current transormer
01/25/2006CN1725617A Zero valtage switch compound crisscross parallel two-tube positive shock three-level DC inverter
01/25/2006CN1725390A Iron-core and phase-reversing transformer using the iron-core
01/25/2006CN1238965C Power generation motor system for vehicle
01/25/2006CN1238960C Frequency converter device
01/25/2006CN1238959C Inverter apparatus for driving compressor motor and method for manufacturing apparatus
01/25/2006CN1238957C Converter using synchronous rectifier circuit
01/25/2006CN1238724C Integrated intelligent testing system for large power convertor assembly
01/24/2006US6990000 Reconstruction of the output voltage of an AC-DC power converter
01/24/2006US6989998 Method of determining a required inductance-current relationship for an inductor
01/24/2006US6989661 System and method for providing digital pulse width modulation
01/24/2006US6989658 Circuit design for a circuit for switching currents
01/24/2006CA2441899C Power converter
01/19/2006WO2006005885A2 Rectifier and system for controlling the speed of an electric motor
01/19/2006WO2005109615A3 Anharmonic low-current ac-dc converter
01/19/2006US20060014573 Adaptable power supply circuit
01/19/2006US20060013026 Method for driving a switch in a step-up converter and a drive circuit
01/19/2006US20060013025 Temperature monitoring of parallel-connected inverter modules
01/19/2006DE102004030912B3 Verfahren zum Umwandeln einer elektrischen Gleichspannung einer Gleichspannungsquelle, insbesondere einer Photovoltaik-Gleichspannungsquelle in eine Wechselspannung A method for converting an electric direct voltage of a direct voltage source, particularly of a photovoltaic direct voltage source into an alternating voltage
01/18/2006EP1617550A2 Adaptable power supply circuit
01/18/2006CN2753057Y Multifunction inverter
01/18/2006CN2753056Y Power factor correct circuit with sectional control function
01/18/2006CN2753055Y Intelligent high frequency switch wall hanging power supply
01/18/2006CN1723602A Power converter and vehicle equipped with power converter
01/18/2006CN1723559A Integrated circuit for driving semiconductor device and power converter
01/18/2006CN1722597A Frequency converter, motor, motor drive system and maintenance method for motor drive system
01/18/2006CN1722596A Triphasic wave production method
01/18/2006CN1722595A Rectifier circuit and radio communication device
01/18/2006CN1722032A Portable photographing apparatus and power switching control method
01/18/2006CN1721927A Liquid crystal display device
01/18/2006CN1237717C Circuitry for supplying controlled signal to drive system
01/18/2006CN1237693C Drive with high output at trouble mold
01/18/2006CN1237434C Power system for supplying auxiliary output voltage
01/17/2006US6987681 Picking and supplying circuit for discharging direct current
01/17/2006US6987680 Series chopper with synchronous switching
01/17/2006US6987679 Multiple output converter with improved cross regulation
01/17/2006US6987675 Soft-switched power converters
01/17/2006US6987670 Dual power module power system architecture
01/17/2006US6987242 Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source
01/12/2006WO2006003767A1 Power supply
01/12/2006WO2006003135A1 Method for automatically adjusting a network frequency parameter of a frequency converter connected to the network
01/12/2006WO2005099076A3 Instantaneous power floating frame controller
01/12/2006US20060009932 Harmonic diagnosing method for electric facility
01/12/2006US20060007718 Power supply apparatus providing medium voltage direct current
01/12/2006US20060007717 Switching power supply with direct conversion off AC power source
01/12/2006US20060007712 Power conversion apparatus
01/12/2006US20060007615 Power supply apparatus capable of detecting abnormality of current flowing through drive circuit