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)
02/2003
02/13/2003WO2003012972A1 Measuring device and method for controlling electric motors
02/13/2003WO2003012971A1 Method for determining the numerical value for the duration of a periodically repeated pulse signal, and device for carrying out said method
02/13/2003WO2003011731A1 Method for correcting speed feedback in a permanent-magnet motor
02/13/2003WO2003011673A1 Power steering device
02/13/2003US20030030406 Motor control apparatus
02/13/2003US20030030405 Switched reluctance motor and method and apparatus for aligning the rotor thereof
02/13/2003US20030030404 Sensorless control system for synchronous motor
02/13/2003US20030030395 Method and apparatus for high performance permanent magnet motor speed control with limited position information
02/12/2003EP1283594A1 Motor controller
02/12/2003CN2535973Y Power source converting circuit of D.C. brushless fan motor
02/12/2003CN1396330A Device and method for measuring clothes weight in washing machine
02/11/2003US6518736 Mechanical power outputting apparatus and inverter apparatus
02/05/2003EP0760074B1 Control device for a refrigerator and refrigerator with such a device
02/04/2003US6515446 Motor control apparatus and control method
02/04/2003US6515444 Method for controlling a current-regulated motor
02/04/2003US6515443 Programmable pulse width modulated waveform generator for a spindle motor controller
01/2003
01/30/2003WO2003009461A1 Position detection
01/30/2003WO2002054574A3 Commutation and velocity control system for a brushless dc motor
01/30/2003US20030021057 Back electromotive force voltage compensation method for switched, voltage-mode driver circuit
01/30/2003US20030020642 Signal processing apparatus and method
01/30/2003US20030020431 Washing machine motor drive device
01/30/2003US20030020429 Motor controller
01/30/2003US20030020428 Motor controller
01/30/2003US20030020426 Apparatus for reducing motor driving noise and method for generating motor driving noise reducing signal
01/30/2003US20030020425 Device for driving electric motors
01/30/2003US20030020423 Image forming apparatus
01/30/2003US20030020421 Motor tracking control system
01/30/2003US20030020420 Actuator drive circuit
01/29/2003EP1280266A2 Motor controller
01/29/2003EP1280265A2 Position sensor system and method for determination of the commutation signals of an electronically commutated electric motor
01/29/2003EP1279218A2 Reluctance motor and a method for controlling a reluctance motor
01/29/2003CN2533611Y Rotating speed control circuit for DC brushless motor of fan
01/29/2003CN1393989A Apparatus and method for driving motor
01/29/2003CN1393988A Device and method for controlling motor operation
01/28/2003US6512343 Motor driver
01/28/2003US6512342 Brushless motor driving device
01/28/2003US6512341 Apparatus and method for driving a brushless motor
01/23/2003US20030017054 Electric compressor and control method therefor
01/23/2003US20030015989 Method and system for controlling an induction machine
01/23/2003US20030015979 Arrangement for supplying a user, especially a d.c motor, that consumes power in a non-continuous manner from a d.c. system
01/22/2003EP1278300A1 Method for controlling a motor speed and motor for carrying out said method
01/22/2003EP1278299A2 Braking control method and device for an electronically commutated electric motor
01/22/2003EP1277959A2 Electric compressor and control method therefor
01/22/2003EP1277219A1 Electric circuit breaker, as well as plant, use and method where such is used
01/22/2003EP0913027B1 Method for commutating a brushless motor and power supply for a brushless motor
01/22/2003CN1392660A Frequency converter device
01/22/2003CN1392655A Device for increasing rotation speed of permanent magnetic motor
01/21/2003US6510396 Symmetry compensation for encoder pulse width variation
01/21/2003US6508636 Freon compressor
01/16/2003WO2003005556A1 Method and device for controlling currents of synchronous motor
01/16/2003US20030011340 Motor apparatus and control method therefor
01/16/2003US20030011335 Brushless dc machine
01/16/2003US20030011332 Brushless DC fan module incorporating integral fan control circuit with a communication port for receiving digital commands to control fan
01/16/2003US20030011255 Current detection device
01/16/2003US20030009832 Based on determining time elapsed after reaching particular velocity, and controlling the motor in a torque control mode; does not require installation of hall sensor and its peripheral circuit
01/15/2003EP1276225A2 Motor control apparatus for reducing higher harmonic current
01/15/2003EP1276223A1 Current detection device
01/15/2003EP1275196A1 Motor with phase advance angle
01/15/2003CN1391721A Method for conrolling and protecting electricmotors, system for controlling electric motors and electric motor system
01/15/2003CN1391340A Motor device and control thereof
01/15/2003CN1391339A Control method of brushless DC motor for simulteneously reaching optimal efficieney and maximal torque
01/15/2003CN1391338A Devices for driving brushless motor
01/09/2003WO2003003557A1 Controller and associated system and method for pulse-width-modulation switching noise reduction by voltage control
01/09/2003US20030007433 Disk driving apparatus
01/09/2003US20030007375 Driving circuit and method for preventing voltage surges on supply lines while driving a DC motor
01/09/2003US20030006725 Fan motor
01/09/2003US20030006724 Method and apparatus for driving a brushless DC motor
01/08/2003CN1389619A 洗衣机 Washing machine
01/07/2003US6504334 Circuitry and method for driving a motor
01/07/2003US6504330 Single board motor controller
01/07/2003US6504328 Sensorless motor driver with BEMF mask extender
01/03/2003WO2002041468A3 Device and method for determining the electrical starting rotor angle
01/02/2003US20030001538 Controller and associated system and method for pulse-width-modulation switching noise reduction by voltage control
01/02/2003US20030001537 Apparatus for controlling an operation of motor and control method thereof
01/02/2003US20030001536 Motor control apparatus
01/02/2003US20030001533 Stall detection and thermal protection of vehicular systems having an electric motor
01/02/2003US20030001531 Current limiting circuit of brushless DC fan motor
01/02/2003US20030001530 Fail passive servo controller
01/02/2003EP1271762A2 Stall detection and thermal protection for a vehicle with an electric motor
01/02/2003EP1271761A2 Motor controller and control method thereof
01/02/2003EP1271760A1 Method for minimising the phase errors during the driving of an electric motor, and a circuit using the method thereof
01/02/2003EP1271759A2 Speed control circuit for a brushless dc motor
01/02/2003EP1271758A2 Current limiting circuit for a brushless DC motor
01/02/2003EP1271067A1 Air conditioner
01/01/2003CN1388639A Method for controlling operation of switch reluctance motor
01/01/2003CN1097756C Regulating method of rotary machinery and its servo system and rotavy machinery with the same system
12/2002
12/31/2002US6501930 Image forming method and apparatus with controlled image carrier rotation driving based on previous rotation state
12/31/2002US6501243 Synchronous motor-control apparatus and vehicle using the control apparatus
12/31/2002US6501242 Reduced noise electric motor for disk drive data storage devices
12/31/2002US6501200 Motor arrangement
12/27/2002WO2002103189A1 System and method for sustaining electic power during a momentary power interruption in an electric thrust reverser actuation system
12/27/2002WO2002052713A3 Motor driver for a brushless dc motor
12/26/2002US20020197068 Speed control circuit of brushless DC fan motor
12/26/2002US20020195982 Controlling a brushless DC motor
12/26/2002US20020195981 Motor driver and motor drive method
12/26/2002US20020195979 Motor controller and control method thereof
12/26/2002US20020195889 Linear motor and apparatus and method for protecting it
12/25/2002CN2528161Y Control circuit for radiating fan
12/25/2002CN1387312A 逆变器装置 Inverter means
12/25/2002CN1387311A Device for driving three-phase semiwave driven brushless electric machine