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)
08/2005
08/23/2005US6933699 Motor drive circuit and method with frequency setting and correcting functions
08/23/2005US6933690 Motor driver
08/23/2005US6933688 Brushless direct current monophase motor drive circuit
08/18/2005WO2005076458A1 Method and device for controlling a synchronous motor with permanent magnets
08/18/2005WO2005076457A1 Sun roof drive device
08/18/2005WO2005076456A1 Electronically commutated motor and method for controlling the same
08/18/2005WO2005076455A1 Electronically commutated electric motor, and method for controlling one such motor
08/18/2005WO2005076454A1 Control of electrical machines
08/18/2005US20050180857 Fluid circulation pump for heating and conditioning systems and the like
08/18/2005US20050179428 Apparatus for driving a brushless motor
08/18/2005US20050179414 Valve controller
08/18/2005US20050179410 Method for controlling start of adaptive spindle motor and disk drive using the method
08/18/2005DE102005005027A1 Elektrisches Servolenkungssystem mit Fehlererfassungsvorrichtung The electric power steering system with failure detection device
08/18/2005DE102005004594A1 Erkennungsvorrichtung für die Drehmomentrichtung eines bürstenlosen Motors Detection device for the torque direction of a brushless motor
08/17/2005EP1564881A2 Brushless motor control apparatus having overheat protecting function
08/17/2005EP1564877A2 Apparatus for driving a brushless motor
08/17/2005EP1564737A2 Method for controlling start of adaptive spindle motor and disk drive using the method
08/17/2005EP1564408A1 Fluid circulation pump for heating and conditioning systems and the like
08/17/2005CN1656667A Method for detecting communication impulses of a fan motor and circuit arrangement for carrying out said method
08/17/2005CN1655439A Drive device for motor and air conditioner using same
08/17/2005CN1655438A Magnetic levitation switch reluctance motor radial neural network reversed decoupling controller and method for constructing same
08/17/2005CN1655428A Program controlled brushless DC motor
08/17/2005CN1215641C Control method of non-inductive brush less D.C. electric motor
08/17/2005CN1215479C Method capable of operating magnetic disk at low temp.
08/16/2005US6929090 Steering system for vehicle
08/11/2005WO2005074119A1 Control method of brushless dc motor and the controller thereof
08/11/2005WO2005074118A1 Brushless motor start method, drive device, and refrigerator
08/11/2005WO2005074117A1 Method for detecting/adjusting synchronous motor rotor position
08/11/2005WO2005074115A1 Position sensorless control method of permanent magnet synchronous motor with shunt in the inverter module
08/11/2005WO2005073819A1 System and method for diagnosing a controller in a limited rotation motor system
08/11/2005WO2005073783A1 System and method for optimizing character marking performance
08/11/2005WO2005073782A1 System and method for virtual laser marking
08/11/2005WO2005072264A2 System and method for adjusting a pid controller in a limited rotation motor system
08/11/2005US20050177330 System and method for optimizing character marking performance
08/11/2005US20050174124 System and method for diagnosing a controller in a limited rotation motor system
08/11/2005US20050174104 Method for determining the rotor position of a synchronous motor
08/11/2005US20050174090 Brushless motor control apparatus having overheat protecting function
08/11/2005US20050174089 System and method for controlling a permanent magnet electric motor
08/11/2005US20050174083 Electric power steering system having failure detection apparatus
08/11/2005DE102005002327A1 Electronically commutated electric motor for pulsed operation has a rotor and a stator with a stator coil fitted with electronic control elements switched on and off by a control signal
08/11/2005DE102005002326A1 Motor to be commutated electronically has a rotor, a stator with stator coils, field effect transistors (FET) to commutate a current and a component to influence the operating range of the FET
08/11/2005DE102004003418A1 Current adaptation method for adapting branch currents controls an electric motor regarding physically operated working conditions
08/11/2005DE102004003182A1 Verfahren zur Bestimmung eines Verschraubungswinkels und Elektroschrauber Method for determining a Verschraubungswinkels and electric screwdrivers
08/11/2005DE102004001932A1 Verfahren zur Ansteuerung eines elektronisch kommutierten Motors und Motorsteuerung Method for driving an electronically commutated motor and motor control
08/10/2005EP1562283A1 Servomotor control device for robot and robot having the device
08/10/2005EP1562089A2 System and method for the vertical or horizontal motion control of a load
08/10/2005EP1561851A1 Washing machine
08/10/2005CN2717105Y Two-phase type brushless motor control circuit
08/10/2005CN1652452A Motor apparatus
08/10/2005CN1652451A Torque direction detecting device for brushless motor
08/10/2005CN1652450A Weak magnetic control function controlling method in brushless motor controller for electric bicycle
08/10/2005CN1651199A Servomotor control device for robot and robot having the device
08/09/2005US6927548 Electric power steering apparatus
08/09/2005US6925824 Apparatus for driving a compressor and a refrigerating air conditioner
08/09/2005CA2333290C Electronically commutated motor
08/04/2005WO2005071827A1 Motor drive control circuit, and motor apparatus using the same
08/04/2005WO2005071816A2 Linear motor and transducer arrangement therefor
08/04/2005WO2004064240A9 Method for reducing common-mode interference currents in an electric drive system, and corresponding electric drive system
08/04/2005US20050171724 Method and device for detecting a rotational speed comprising an estimation of a measured value at low rotational speeds
08/04/2005US20050170716 System and method for braking a motor of a propulsion unit
08/04/2005US20050168187 Rotating machine having rotation sensors
08/04/2005US20050168186 Servomotor control device for robot and robot having the device
08/04/2005US20050168181 Motor drive apparatus, integrated circuit, and motor drive method
08/04/2005US20050166920 Apparatus to assist a patient's breathing with a variable ramp period to rise to treatment pressure
08/04/2005US20050166686 Torque direction detecting device for brushless motor
08/04/2005DE102004053488A1 Wechselstrommotor mit Statorwicklungen, die als Schleifenspulen ausgebildet sind, sowie einer Steuervorrichtung für den Motor AC motor with stator windings that are formed as a loop coil, and a control device for the engine
08/04/2005DE10054594B4 Vorrichtung zum Erfassen der Rotorposition in einem bürstenlosen Gleichstrommotor Device for detecting the rotor position in a brushless DC motor
08/04/2005CA2554344A1 Linear motor and transducer arrangement therefor
08/03/2005EP1560325A1 Position controller of motor
08/03/2005EP1559911A2 Linear compressor and control method thereof
08/03/2005EP1559188A1 Controller for a synchronous motor
08/03/2005CN1650509A Motor driver
08/03/2005CN1649251A Motor control apparatus
08/03/2005CN1649250A Motor drive apparatus
08/03/2005CN1649249A Motor drive apparatus, integrated circuit, and motor drive method
08/03/2005CN1649013A Rotational position detector and recording-reproducing unit utilizing the same
08/03/2005CN1213533C Starting method of switch reluctance motor
08/03/2005CN1213532C Device for driving a multi-phase D.C. motor
08/03/2005CN1213531C Method and apparatus for initialization and operation of field-communication motors and method incorporating field-communicated motors
08/02/2005US6925412 Method for adjusting a sensor device for determining the rotational position of an electronically-commutated motor rotor
08/02/2005US6925401 Method and apparatus for correcting resolver output
08/02/2005US6924617 Position sensorless control algorithm for AC machine
08/02/2005US6924611 Brushless motor drive device
07/2005
07/28/2005WO2005069480A1 Method and device for commutating electromechanical actuators
07/28/2005WO2005069479A1 Method and device for commutating electromechanical actuators
07/28/2005WO2005069478A1 Power supply apparatus, motor drive control method using the same and motor vehicle having the same mounted thereon
07/28/2005WO2005069477A1 Control for electric motors
07/28/2005WO2005069474A1 Plausibility check of an electric three-phase system
07/28/2005WO2005067552A2 Position sensorless drive for permanent magnet synchronous motors
07/28/2005WO2005046041A3 Method for operating a synchronous machine
07/28/2005US20050165590 System and method for virtual laser marking
07/28/2005US20050162876 DC motor driving method for reducing adverse RF interferences and application to a vehicle lighting or signalling device
07/28/2005US20050162773 Storage device control method, motor control method, and storage device
07/28/2005US20050162174 System and method for adjusting a pid controller in a limited rotation motor system
07/28/2005US20050162114 Overload protection for DC motors
07/28/2005US20050162113 Motor control apparatus
07/28/2005US20050162112 Electric driven tool device
07/28/2005US20050162107 Motor drive apparatus
07/28/2005US20050160771 Inverter for washing machine and inverter of washing machine-dryer
07/27/2005EP1557940A2 Motor controller