Patents
Patents for H02P 6 - Arrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor position; Electronic commutators therefor (19,185)
09/2006
09/07/2006CA2538447A1 Low noise back emf sensing brushless dc motor
09/06/2006EP1699130A2 Inverter unit
09/06/2006EP1698044A1 Single winding back emf sensing brushless dc motor
09/06/2006EP1698040A1 Switched dc electrical machine
09/06/2006EP1626888B1 Electric power steering apparatus for vehicle and method for installing the same on vehicle
09/06/2006EP1451592B1 Angular velocity sensor
09/06/2006CN2814800Y DC brushless Hall permanent magnet machine controller
09/06/2006CN1830136A Control method for a synchronous motor, particularly for circulation pumps
09/06/2006CN1830135A Motor drive apparatus capable of accurately estimating demagnetization of permanent magnet motor
09/06/2006CN1830134A Load driver capable of suppressing overcurrent
09/06/2006CN1829071A Apparatus and method for driving motor
09/06/2006CN1829070A Small armature inductance high-speed permanent-magnet brushless DC motor control system without position sensor
09/06/2006CN1829069A Motor controller
09/06/2006CN1829068A Synchronous motor startup lock detection circuit and method
09/06/2006CN1829051A High-speed electromagnetic thruster
09/06/2006CN1274080C Permanent magnet rotating motor
09/06/2006CN1274079C Swing control device for swing entity
09/06/2006CN1273875C Servo controller
09/05/2006US7103498 Method for determining the angular position of a rotor
09/05/2006US7102903 Drive apparatus, control method for the drive apparatus, storage medium storing a program controlling the drive apparatus, and power output apparatus
09/05/2006US7102322 Motor controller
09/05/2006US7102314 Brushless motor control apparatus having overheat protecting function
09/05/2006US7102312 Motor driving apparatus, driving method thereof and mobile terminal
09/05/2006US7102309 Apparatus for compensating for speed error of motor
09/05/2006US7102307 Circuit and method for improved back electromotive force detection
09/05/2006US7102306 Brushless DC motor driving method and apparatus for it
08/2006
08/31/2006WO2006090774A1 Ipm motor system and its control method
08/31/2006WO2006090766A1 Motor drive device and electronic device
08/31/2006WO2006090112A1 Exciter assemblies
08/31/2006WO2006089812A1 Method for detecting the position of a rotor
08/31/2006WO2006089605A1 Method for operation of a two-phase electronically-commuted motor and motor for carrying out said method
08/31/2006WO2006070266A3 Motor control unit and vehicle equipped therewith
08/31/2006US20060192516 Motor Controlling method and apparatus thereof
08/31/2006US20060192513 Motor controlling method and apparatus thereof
08/31/2006US20060192512 Motor controlling method and apparatus thereof
08/31/2006US20060192390 Control and protection of a doubly-fed induction generator system
08/31/2006DE102006009038A1 Geared motor for e.g. industrial robot, has drive control circuit obtaining mechanical starting point of motor shaft and output shaft on basis of detection value of motor and absolute value encoders
08/31/2006DE102006008177A1 Double winding electrically commutated DC motor for fans has controllable semiconductor switches for electronic commutation and third switch for operating condition
08/31/2006DE102006002144A1 Method of operating an electronically commutated motor on a fluctuating DC voltage uses a pulse width modulation signal to control end stage motor current
08/31/2006DE102005007995A1 Rotor position determining method for e.g. electronically commutated motor, involves alternatively supplying pulse-width modulated voltage to stator lines such that lines are repeatedly energized with alternating polarities
08/31/2006CA2598932A1 Exciter assemblies
08/31/2006CA2597773A1 Method for operation of a two-phase electronically-commuted motor and motor for carrying out said method
08/30/2006EP1696554A2 Voltage generating apparatus and motor control apparatus
08/30/2006EP1696551A1 Motor drive device and electric power steering device
08/30/2006EP1695437A1 Control for a brushless dc motor
08/30/2006EP1695436A1 Controlling of a direct-current motor
08/30/2006EP1695432A1 System for sensorless control in a permanent magnet machine
08/30/2006EP1695428A2 Determining the position of the rotor in an electric motor
08/30/2006EP0944164B1 Sensorless control method and apparatus of permanent magnet synchronous motor
08/30/2006CN1825752A Sliding moding structure direct torque servo-driver
08/30/2006CN1825748A Method and apparatus for controlling motor
08/30/2006CN1825747A Electric pump and fluid supply apparatus
08/30/2006CN1825739A Induction magnetoresistance electric machine and frequency changer thereof
08/30/2006CN1272901C Washing machine and driving method thereof
08/29/2006US7099793 Method and device for determining the rotor temperature in a permanent magnet-excited synchronous machine
08/29/2006US7098623 Method in connection with permanent magnet synchronous machines
08/24/2006DE102005059603A1 Vorrichtung zum Treiben eines bürstenlosen Gleichstrommotors An apparatus for driving a brushless DC motor
08/23/2006EP1693952A2 Controller for synchronous machine
08/23/2006EP1693951A1 Motor control apparatus and vehicle steering apparatus using the same
08/23/2006EP1386081B1 Method for adjusting the position of a rotating component which is borne by means of a permanent-magnet
08/23/2006CN1823467A Control and protection of a doubly-fed induction generator system
08/23/2006CN1822489A Apparatus and method using drive multi-phase motor of magnetic pole position detector
08/23/2006CN1822488A Disk drive apparatus and motor
08/23/2006CN1271780C Method for controlling current-regulated motor
08/22/2006US7096134 Method and apparatus for measuring the rotational speed of a fan
08/22/2006US7095952 Method for optimizing the efficiency of a motor operated under a load
08/22/2006US7095205 System and method for inductance based position encoding sensorless SRM drives
08/22/2006US7095197 Method and system for regulating instantaneous electromagnetic torque and storage medium for implementing the method
08/22/2006US7095195 Motor and disk drive apparatus
08/22/2006US7095189 Method for controlling a brushless electric motor
08/22/2006US7095155 Motor and drive control system thereof
08/17/2006WO2006084566A1 Two-phase permanent magnet motor
08/17/2006US20060179859 Motor controlling device, compressor, air conditioner and refrigerator
08/17/2006DE102005028344A1 Verfahren und Schaltungsanordnung zur Regelung eines mehrphasigen bürstenlosen Elektromotors Method and circuit for controlling a polyphase brushless electric motor
08/17/2006DE102005006286A1 Electrical drive unit has at least one electric motor and electrically operated brake with electronic control and data signal lines connected to current leads through modems
08/16/2006EP1691476A1 Two phase permanent magnet motor
08/16/2006EP1691475A2 Torque ripple free electric power steering
08/16/2006CN2807604Y Double-driver singlechip control apparatus for brushless DC motor of out-laid A/D convertor (1)
08/16/2006CN1819439A Direct self-controlling system method of brushless DC motor
08/16/2006CN1819438A Inverter device
08/16/2006CN1819437A Stepping motor driving circuit
08/16/2006CN1270436C Compensation method for calibrating pulse duration modulation signal of switch reluctance machine
08/16/2006CN1270200C Laser scanning unit
08/15/2006US7092828 Method for detecting communication impulses of a fan motor and circuit arrangement for carrying out said method
08/15/2006US7091685 Overload protection for DC motors
08/15/2006US7091681 Drive circuit for brushless DC fan motor
08/10/2006US20060176005 Motor-drive control device and electric power steering device using the same
08/10/2006US20060175064 Electric submersible pumps
08/09/2006EP1689072A2 Method and circuit arrangement for controlling a multi-phase brushless DC motor
08/09/2006CN2805220Y Speed-free sensor inverse control frequency-transformer for ac asynchronous motor
08/09/2006CN2805203Y Vortex permanent-magnetic field electric motor
08/09/2006CN1815872A Motor drive apparatus driving 3-phase brushless motor without using hall sensor
08/09/2006CN1815871A DC brush-less motor driving device without hull assembly
08/09/2006CN1269302C Method and device for determination of initial rotor position in synchronus motor by degree of Fe saturation
08/09/2006CN1269301C Controller
08/09/2006CN1268932C Pulse generator integrated with rotor anguler transducer
08/08/2006US7088068 Sensorless motor driving apparatus and driving method addressing prevention of backward rotation
08/08/2006US7088063 Motor drive device and integrated circuit device for motor driving
08/03/2006DE20321134U1 Elektronische Vorrichtung zum Steuern und Antreiben einer Pumpe für Haushaltsgeräte Electronic device for controlling and driving a pump for household appliances
08/03/2006DE102006001517A1 Control circuit for electronically commutated motor, has semiconductor switches to control motor current, current measuring body to generate parameter based on current and motor current adjuster is influenced by signals based on parameter