| 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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| 12/29/2004 | EP1492225A2 Driving system of an AC motor |
| 12/29/2004 | EP1492224A1 Sensorless controller of ac motor and control method |
| 12/29/2004 | CN1182652C Flux-weakening control method in induction motor |
| 12/28/2004 | US6834502 Combustion turbine power generation system and method of controlling the same |
| 12/23/2004 | US20040257028 Position sensorless control algorithm for AC machine |
| 12/23/2004 | US20040257027 Motor Controller |
| 12/22/2004 | CN1557045A 电梯的控制装置 The elevator control apparatus |
| 12/16/2004 | WO2004109310A1 Device for determining constant of rotating machine |
| 12/15/2004 | EP1487098A1 Motor temperature estimator and motor controller |
| 12/15/2004 | EP1487095A1 Process and means for braking a variable speed asynchronous motors |
| 12/15/2004 | EP1486396A2 Electric power steering apparatus |
| 12/14/2004 | US6832127 Motor controller |
| 12/14/2004 | US6831440 Flux position identifier using high frequency injection |
| 12/14/2004 | US6831439 Apparatus for measuring magnetic flux of synchronous reluctance motor and sensorless control system for the same motor |
| 12/14/2004 | CA2108403C Electrical distribution equipment with torque estimating capability |
| 12/09/2004 | WO2004107537A1 Systems and methods for manufacturing adaptive electric machines |
| 12/09/2004 | WO2004106143A1 Controller for electric power steering device |
| 12/09/2004 | WO2003100959A3 System and method for controlling a rotating electromagnetic machine |
| 12/09/2004 | US20040249596 Start-up method and system for permanent magnet synchronous motor drive |
| 12/09/2004 | US20040245959 Machine model predicting device of motor control device |
| 12/09/2004 | US20040245949 Motor driving apparatus |
| 12/08/2004 | EP1484836A1 Process and system for controlling the average electromagnetic torque of a rotating electric machine |
| 12/08/2004 | EP1484835A2 Method and system for regulating the instantaneous electromagnetic torque, and memory support for carrying out the method |
| 12/07/2004 | US6828750 Method of controlling a motor and device therefor |
| 12/07/2004 | US6828744 Motor torque control apparatus and method |
| 12/02/2004 | WO2004082120A3 Method and device for sensorless vector control for ac motor |
| 12/02/2004 | DE10320826A1 Verfahren zur Modernisierung einer technischen Anlage sowie dafür geeignete Antriebsvorrichtung Process for the modernization of a technical system as well as for suitable drive means |
| 11/30/2004 | US6825637 System for controlling synchronous motor |
| 11/25/2004 | US20040232875 Apparatus and method for controlling inverter for driving a three-phase motor |
| 11/25/2004 | US20040232865 Apparatus and method for controlling motor |
| 11/25/2004 | US20040232862 Electric motor pole position sensing method, pole position sensing apparatus, and electric motor control apparatus using the same |
| 11/24/2004 | EP1480330A2 Apparatus and method for controlling a motor |
| 11/24/2004 | EP1479158A1 Method for defining quadrature-axis magnetizing inductance of synchronous machine |
| 11/24/2004 | EP1479157A1 Method for the detection of abnormalities of electric motors |
| 11/24/2004 | EP1014558B1 Method and apparatus of controlling an induction motor |
| 11/24/2004 | CN1177406C Method for preventing bus voltage from excessing |
| 11/24/2004 | CN1177405C Pulse duration modulation method and its device |
| 11/18/2004 | WO2004099887A1 Method for modernising a technical system and an appropriate drive element |
| 11/16/2004 | US6819078 Space vector PWM modulator for permanent magnet motor drive |
| 11/11/2004 | US20040225468 Motor speed estimation for stabilized motor control |
| 11/10/2004 | CN1175556C Vector controller for induction motor |
| 11/09/2004 | US6815925 Systems and methods for electric motor control |
| 11/09/2004 | US6815924 Method of controlling AC motor and controller |
| 11/04/2004 | US20040217729 Electric power assist steering system and method of operation |
| 11/03/2004 | EP1473823A2 Motor driving apparatus |
| 11/02/2004 | US6812660 Apparatus for controlling brushless motor |
| 11/02/2004 | US6812659 Apparatus for controlling brushless motor |
| 11/02/2004 | US6810986 Electric power steering apparatus and control method therefor |
| 10/28/2004 | WO2004093302A2 Ac servo driver motor power line disconnection detection method |
| 10/28/2004 | DE10315754A1 Determination of absolute rotor position in inverter-fed synchronous machine, by exciting harmonic oscillation using current-space vector and extracting characteristics from stator currents |
| 10/27/2004 | EP1470988A1 Electric power steering apparatus |
| 10/27/2004 | CN1541441A Vector control inverter device |
| 10/26/2004 | US6809496 Position sensor emulator for a synchronous motor/generator |
| 10/26/2004 | US6809492 Speed control device for AC electric motor |
| 10/21/2004 | US20040207358 Control method and control device of permanent-magnet type synchronous motor |
| 10/21/2004 | US20040206571 Electric power steering apparatus |
| 10/20/2004 | CN1539195A Electric motor pole position sensing method, pole position sensing apparatus, and electric motor control apparatus using the same |
| 10/19/2004 | US6806676 Method for maximizing power output in permanent field synchronous motors |
| 10/14/2004 | US20040200057 Systems and methods for manufacturing adaptive electric machines |
| 10/14/2004 | DE10309722A1 Transformation angle detector for electric machine with stator and rotor with transformation of currents and voltages from one system into another and vice versa, with sensor for detecting speed and rotor angle |
| 10/13/2004 | EP1467478A2 Motor control apparatus and motor control method |
| 10/12/2004 | US6804130 Inverter device and current limiting method therefor |
| 10/07/2004 | WO2004073152A3 Motor controller and out-of-control detecting method |
| 10/07/2004 | US20040195995 Method and apparatus for reconstructing motor current from DC bus current |
| 10/07/2004 | US20040195993 Motor control apparatus and motor control method |
| 10/07/2004 | DE102004009638A1 Synchrone Motorsteuerungsvorrichtung und Verfahren zum Korrigieren einer Abweichung einer Drehposition eines Synchronmotors Synchronous motor control device and method for correcting a deviation of a rotational position of a synchronous motor |
| 10/06/2004 | EP1464749A1 Inverter of washing machine and inverter of washing machine/dryer |
| 10/06/2004 | EP1464110A1 Method in connection with sensorless induction motors |
| 10/05/2004 | US6801011 Magnetic pole position estimating method and control apparatus for synchronous motor |
| 09/30/2004 | WO2004051840A8 Method for defining quadrature-axis magnetizing inductance of synchronous machine |
| 09/30/2004 | US20040189243 Apparatus for controlling an a. c. motor |
| 09/30/2004 | US20040189241 Regulating system having a simple hardware unit for regulating an electric machine optionally in PWM operation or block operation |
| 09/30/2004 | US20040189239 Identification of parameters for switched reluctance electric machines |
| 09/29/2004 | EP1463194A1 Stepping motor driver |
| 09/29/2004 | CN1533021A Contrl device and control method for AC motor |
| 09/23/2004 | WO2004082125A1 Motor controller |
| 09/23/2004 | WO2004082120A2 Method and device for sensorless vector control for ac motor |
| 09/23/2004 | WO2004082105A1 Estimation method |
| 09/23/2004 | US20040183498 Motor drive system for AC motors |
| 09/23/2004 | US20040183496 Motor control apparatus and motor control method |
| 09/23/2004 | CA2518953A1 Estimation method for controlling a brushless excited synchronous machine |
| 09/22/2004 | EP1460758A2 Vector control method and apparatus |
| 09/16/2004 | US20040178764 Method and device for controlling currents of synchronous motor |
| 09/16/2004 | US20040178763 Stepping motor driver |
| 09/16/2004 | DE10297429T5 Rotorwinkel-Abschätzeinrichtung für einen Permanentmagnet-Synchronmotorantrieb Rotor angle estimation apparatus for a permanent magnet synchronous motor drive |
| 09/09/2004 | US20040174124 Motor control method and system for parallel hybrid electric vehicle |
| 09/07/2004 | US6789028 Method, system, and computer-readable medium for sensorless measurement of induction machine rotor bar pass frequency |
| 09/07/2004 | US6788024 Position-sensorless motor control method and apparatus |
| 09/01/2004 | EP1453193A2 Static commissioning method and apparatus to identify rated flux current |
| 09/01/2004 | CN1526194A Motor controller |
| 08/31/2004 | US6784634 Brushless doubly-fed induction machine control |
| 08/26/2004 | WO2004073158A1 Software-based adaptive control system for electric motors and generators |
| 08/26/2004 | WO2004073155A1 In-wheel electric motor system |
| 08/26/2004 | WO2004073152A2 Motor controller and out-of-control detecting method |
| 08/26/2004 | WO2004054084A3 Sensorless control system and method for a permanent magnet rotating machine |
| 08/24/2004 | US6781333 Drive control apparatus and method of alternating current motor |
| 08/18/2004 | EP1089895B1 Method for regulating an electrical motor |
| 08/18/2004 | CN1522487A Method and device for controlling currents of synchronous motor |
| 08/17/2004 | US6777907 Current ripple reduction by harmonic current regulation |
| 08/17/2004 | US6777906 Method of controlling induction motor |