| Patents for H02P 21 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation (7,114) |
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| 03/01/2006 | CN1741367A Position-sensorless control circuit |
| 03/01/2006 | CN1244196C Apparatus for controlling synchronous motor |
| 02/28/2006 | US7006906 Electric drive control apparatus, method and program therefor |
| 02/28/2006 | US7005828 Control device for electric motor |
| 02/28/2006 | US7005825 Motor controller |
| 02/23/2006 | US20060038531 Motor control apparatus |
| 02/23/2006 | DE112004000414T5 Vektorsteuerungsverfahren und Vektorsteuereinheit für einen Wechselstrommotor ohne Verwendung eines Sensors Vector control method and vector control unit for an AC motor without using a sensor |
| 02/22/2006 | CN1243407C Electric power steering equipment |
| 02/15/2006 | EP1625991A1 Electric power steering apparatus |
| 02/08/2006 | CN1732617A Power generating system and its control method |
| 02/07/2006 | US6995540 Electric motor car controller |
| 02/02/2006 | DE10206191B4 Verfahren zur feldorientierten Regelung einer permanenterregten Synchronmaschine mit Reluktanzmoment Procedures for field-oriented control of a permanent magnet synchronous machine with reluctance torque |
| 02/02/2006 | DE102004008250B4 Verfahren zur Bestimmung der Rotorlage eines Synchronmotors Method for determining the rotor position of a synchronous motor |
| 02/01/2006 | EP1622253A2 Control process and control device of induction motor, and steel/nonferrous facility, railway vehicle, winder, vessel, machine tool, paper machine facility and transport facility employing the control process and the control device |
| 02/01/2006 | EP1620767A1 Method for modernising a technical system and an appropriate drive element |
| 02/01/2006 | CN1728542A Control process and control device of induction motor ind. appts. |
| 01/31/2006 | US6992448 Motor control apparatus |
| 01/26/2006 | DE19703248B4 Verfahren und Vorrichtung zur Bestimmung einer Rotorwinkelgeschwindigkeit einer geberlosen, feldorientiert betriebenen Drehfeldmaschine Method and apparatus for determining a rotor angular velocity of a sensorless, field-oriented induction machine |
| 01/19/2006 | WO2005067552A3 Position sensorless drive for permanent magnet synchronous motors |
| 01/19/2006 | US20060012327 Motor control device |
| 01/19/2006 | DE102005030099A1 Elektrisch betriebene Ansteuerkontrollvorrichtung, elektrisch betriebenes Ansteuerkontrollverfahren und sein Programm Electrically operated drive controller, electrically operated Ansteuerkontrollverfahren and its program |
| 01/19/2006 | DE102005030097A1 Elektrisch betriebene Ansteuerkontrollvorrichung, elektrisch betriebenes Ansteuerkontrollverfahren und sein Programm Electrically operated Ansteuerkontrollvorrichung, electrically operated Ansteuerkontrollverfahren and its program |
| 01/18/2006 | EP1617552A2 Drive control apparatus and method of alternating current motor |
| 01/18/2006 | CN1722606A Electric motor car controller |
| 01/18/2006 | CN1237698C Motor control apparatus |
| 01/18/2006 | CN1237424C Control device and method of motor torque |
| 01/12/2006 | WO2005099076A3 Instantaneous power floating frame controller |
| 01/12/2006 | US20060006834 Motor controller |
| 01/11/2006 | EP1615331A1 Motor controller |
| 01/11/2006 | EP1614448A2 Training apparatus |
| 01/10/2006 | US6984959 Wound field synchronous machine control device |
| 01/10/2006 | US6984958 Method for defining quadrature-axis magnetizing inductance of synchronous machine |
| 01/10/2006 | US6984957 Apparatus for controlling permanent-magnet rotary machine |
| 01/10/2006 | US6984953 Method and apparatus for reconstructing motor current from DC bus current |
| 01/10/2006 | US6984948 Motor control apparatus |
| 01/04/2006 | EP1612929A2 Motor control device |
| 01/04/2006 | EP1612928A1 Method for determining rotor flux vector of AC electrical machine |
| 01/04/2006 | CN1717860A Motor and drive control device therefor |
| 01/04/2006 | CN1716758A Control device and module for permanent magnet synchronous motor |
| 01/04/2006 | CN1716752A Motor control device |
| 01/04/2006 | CN1715095A Electrically operated drive controller, electrically operated drive control method and its program |
| 01/04/2006 | CN1715094A Electrically operated drive controller, electrically operated drive control method and its program |
| 01/03/2006 | US6982537 Identification of parameters for switched reluctance electric machines |
| 01/03/2006 | US6982533 Method and apparatus to regulate loads |
| 12/29/2005 | WO2005053169A3 Decoupling a harmonic signal from a signal path |
| 12/29/2005 | US20050285556 Electrically operated drive controller, electrically operated drive control method and its program |
| 12/29/2005 | US20050285555 Electrically operated drive controller, electrically operated drive control method and its program |
| 12/29/2005 | DE102005022133A1 Elektroantrieb-Steuerungsvorrichtung, Elektroantrieb-Steuerungsverfahren und Programm hierfür Electric drive control apparatus, electric drive control method and program therefor |
| 12/28/2005 | EP1609232A1 Estimation method |
| 12/28/2005 | EP1464110B1 Method in connection with sensorless induction motors |
| 12/28/2005 | CN2749178Y A brushless DC motor speed regulator based on direct torque control (DTC) of fundamental wave method |
| 12/27/2005 | US6979967 Efficiency optimization control for permanent magnet motor drive |
| 12/22/2005 | WO2005122386A1 Handheld or stationary power tool comprising a drive unit |
| 12/21/2005 | EP1608058A2 A control system and method for electric drives with a.c. motors |
| 12/21/2005 | EP1400009A4 Extended speed range operation of permanent magnet brushless machines using optimal phase angle control in the voltage mode operation |
| 12/20/2005 | US6978186 Modular functional block for an electronic control system |
| 12/15/2005 | WO2005119900A1 On-line parameter adaptation in ac motors |
| 12/15/2005 | WO2005091488A8 Motor controller |
| 12/14/2005 | CN1708895A Sensor system and method for vector control |
| 12/08/2005 | DE10205886B4 Elektrisches Servolenk-Steuer- bzw. Regelsystem und Regelverfahren hierfür The electric power steering control system and control method therefor |
| 12/07/2005 | EP1603226A2 Electric motor car controller |
| 12/07/2005 | CN1230973C Safety speed monitoring system for three-phase AC transmission without sensor |
| 12/06/2005 | US6972534 Delay compensation for stable current regulation when using variable-delay random PWM switching |
| 12/01/2005 | US20050264255 Electric motor car controller |
| 12/01/2005 | DE102005017074A1 Verfahren zur Steuerung von magnetisch bedingtem Geräusch von rotierenden Wechselstrommaschinen Method for controlling magnetically-induced noise of rotating AC machines |
| 11/30/2005 | EP1513250A9 Method in salient-pole permanent magnet synchronous machine |
| 11/30/2005 | CN1702957A Inverter controller and oil extraction machine having the same |
| 11/30/2005 | CN1702956A Inverter controller and oil extraction machine having the same |
| 11/29/2005 | US6969968 Control device and controlling method of inverter |
| 11/24/2005 | WO2005112249A1 Synchronous machine controller |
| 11/24/2005 | US20050261868 Device for detecting the speed and the position of a rotating shaft |
| 11/24/2005 | DE10315754B4 Verfahren und Vorrichtung zur Bestimmung der Rotorposition bei Synchronmaschinen mit Lagegeber ohne Absolutinformation Method and apparatus for determining the rotor position in synchronous machines with position encoders without absolute information |
| 11/24/2005 | DE102005017073A1 Steuerverfahren für magnetisch bedingte Geräusche von rotierenden Wechselstrommaschinen Control method for magnetically induced noise of rotating ac machines |
| 11/23/2005 | EP1598672A2 Device for detecting the speed and the position of a rotating shaft |
| 11/23/2005 | CN1228914C Frequency converter control method and device capable of inhibiting open-loop system oscillation |
| 11/17/2005 | US20050253543 Method, apparatus and article for vibration compensation in electric drivetrains |
| 11/17/2005 | US20050253540 Electric drive control device, electric drive control method, and program of same |
| 11/16/2005 | EP1596494A2 AC rotating electric machine control method and electrical power train system |
| 11/16/2005 | EP1596491A2 Damping control in a three-phase motor with a single current sensor |
| 11/16/2005 | CN1697308A Closed loop control method of stator magnetic linkage in use for variable frequency speed control of asynchronous motor |
| 11/16/2005 | CN1697305A Damping control in a three-phase motor with a single current sensor |
| 11/16/2005 | CN1227805C Inverter device and current limiting method therefor |
| 11/15/2005 | US6965212 Method and apparatus for field weakening control in an AC motor drive system |
| 11/10/2005 | US20050248361 Damping control in a three-phase motor with a single current sensor |
| 11/10/2005 | US20050247073 Driver of compressor and refrigerator |
| 11/09/2005 | EP1594219A2 Motor controller and out-of-control detecting method |
| 11/09/2005 | CN1226824C Method for structuring neural network reversal composite controller of variable frequency speed control system with constant ratio of voltage and frequency |
| 11/08/2005 | US6963182 Motor control device and motor control method |
| 11/03/2005 | US20050242767 System and method for elimination of DC offset feedback in AC drives |
| 11/03/2005 | US20050242766 Control apparatus for rotating machine |
| 11/03/2005 | US20050242760 Motor temperature estimator and motor controller |
| 11/03/2005 | US20050242759 AC rotating electric machine control method and electrical power train system |
| 10/27/2005 | WO2005101643A1 Motor controller |
| 10/27/2005 | DE19531771B4 Verfahren und Vorrichtung zur Bestimmung einer Drehzahl einer geberlosen, feldorientiert betriebenen Drehfeldmaschine Method and apparatus for determining a rotational speed of a sensorless, field-oriented induction machine |
| 10/27/2005 | DE102005014138A1 Vektorsteuereinrichtung einer Wickelfeldsynchronmaschine Vector control device of a winding field synchronous machine |
| 10/27/2005 | DE102004008250A1 Verfahren zur Bestimmung der Rotorlage eines Synchronmotors Method for determining the rotor position of a synchronous motor |
| 10/26/2005 | EP1589650A2 Motor drive control |
| 10/26/2005 | CN1225081C Starting procedure of open-loop vactor control in synchronous machine |
| 10/25/2005 | US6958586 Vector control invertor |
| 10/20/2005 | WO2005099076A2 Instantaneous power floating frame controller |