| 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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| 09/25/2008 | DE102008009316A1 System und Verfahren zur Steuerung elektrischer Antriebssysteme System and method for controlling electric drive systems |
| 09/24/2008 | EP1972053A2 Electric motor control |
| 09/24/2008 | CN101272126A Full speed range control method and control device of double-feedback electric motor |
| 09/24/2008 | CN101272123A Space vector width pulse modulation method based on FPGA |
| 09/24/2008 | CN101272122A Asynchronous motor timing method based on rotation difference linear control |
| 09/24/2008 | CN101270543A Washing-drying machine |
| 09/18/2008 | WO2008112753A1 Open-loop method for controlling power |
| 09/18/2008 | CA2680529A1 Open-loop method for controlling power |
| 09/17/2008 | EP1969711A2 Electric motor control |
| 09/17/2008 | CN201116080Y Motor controller for hybrid power automobile based on DSP |
| 09/17/2008 | CN101267184A Method and system for controlling permanent magnet AC machines |
| 09/17/2008 | CN101267183A Linear induction motor drive system |
| 09/17/2008 | CN100420146C Motor driver |
| 09/12/2008 | WO2008107992A1 Controller of electric vehicle |
| 09/11/2008 | US20080218119 Method for operating a delta wound three-phase permanent magnet brushless motor |
| 09/10/2008 | EP1968184A2 Motor controller and motor control system |
| 09/10/2008 | EP1966882A1 Apparatus and method for controlling inverter |
| 09/10/2008 | CN201113891Y Electric motor vector control circuit |
| 09/10/2008 | CN101262199A Motor controller and motor control system |
| 09/10/2008 | CN101262198A Method for driving and controlling universal rotary magnetic field of the medical treatment miniature robot in the body |
| 09/10/2008 | CN101262162A Fuel engine servo loading device and its dynamic optimization operation control method |
| 09/09/2008 | US7423395 Sensorless vector control method for alternating-current motor and control apparatus therefor |
| 09/09/2008 | CA2254800C Electric motor control system |
| 09/04/2008 | WO2008105433A1 Induction motor vector controlling device and method |
| 09/04/2008 | US20080211446 Control Apparatus of Electric Power Steering Apparatus |
| 09/03/2008 | EP1965490A2 Apparatus and method for driving synchronous motor |
| 09/03/2008 | EP1965489A1 Motor driving device and car provided with the same |
| 09/03/2008 | EP1683262B1 Braking method for a synchronous machine |
| 09/03/2008 | CN201110967Y Blast furnace stock rod automatic frequency conversion control device |
| 09/03/2008 | CN101257243A Fuel engine servo-loading unit and optimum efficiency operation control method |
| 09/03/2008 | CN101254762A Electric power service vehicle |
| 09/03/2008 | CN100417001C Equipment and method for controlling rotating speed of synchronous magnetic motor |
| 08/28/2008 | US20080203958 Motor controller and electric power steering apparatus |
| 08/28/2008 | DE102007008552A1 Verfahren und Vorrichtung zur Überwachung des Betreibens einer Synchronmaschine Method and device for monitoring of operating a synchronous machine, |
| 08/27/2008 | EP1961643A1 Motor controller and electric power steering apparatus |
| 08/27/2008 | EP1961642A1 Motor controller and electric power steering apparatus |
| 08/27/2008 | CN101252336A Permanent magnetism synchronous electric machine - compressor system high speed operation control method |
| 08/27/2008 | CN101252335A Optimizing method for producing polygon magnetic linkage track |
| 08/21/2008 | US20080201041 Control device for electric power steering apparatus |
| 08/21/2008 | US20080197799 Motor control device |
| 08/21/2008 | DE102007061917A1 Schlaglose Steuerung für einen Permanentmagnetmotor Blow lots controller for a permanent magnet motor |
| 08/20/2008 | EP1959557A2 Motor controller and electric power steering apparatus |
| 08/20/2008 | EP1959556A2 Motor Controller |
| 08/20/2008 | EP1959553A1 Motor control device |
| 08/20/2008 | CN101247104A Conjecture method of stator magnetic linkage oriented AC motor rotation velocity and rotor position |
| 08/20/2008 | CN101247103A Motor control device |
| 08/20/2008 | CN101245697A Oil pumping machine and its control system and control method |
| 08/20/2008 | CN100413207C Vector control system of alien frequencies power supplied permanent magnet synchronous motor |
| 08/19/2008 | US7414425 Damping control in a three-phase motor with a single current sensor |
| 08/14/2008 | WO2008096523A1 Inverter control device and ac power control device using the inverter control device |
| 08/14/2008 | US20080191657 Phase detection method, phase detecting apparatus, synchronous-motor control method, and synchronous motor controller |
| 08/14/2008 | US20080191656 Synchronous Machine Control Apparatus |
| 08/13/2008 | CN101242155A Phase detection method, phase detecting apparatus, synchronous-motor control method, and synchronous motor controller |
| 08/13/2008 | CN100411298C Stepping motor driver |
| 08/12/2008 | US7411370 Vector controller of induction motor |
| 08/07/2008 | US20080185983 Motor controller and electric power steering apparatus |
| 08/07/2008 | DE102007061905A1 Hochansprechende Permanentmagnetmotorsteuerung Appealing high permanent magnet motor control |
| 08/06/2008 | CN101237216A Method for improving frequency converter frequency via 7-section space vector calculation |
| 08/06/2008 | CN101237214A Motor control device and motor drive system |
| 08/06/2008 | CN101237213A Control apparatus for AC rotary machine and method for measuring electrical constant of ac rotary machine using the control apparatus |
| 08/06/2008 | CN101237209A Highly responsive permanent magent motor controller |
| 08/06/2008 | CN100408749C Inverter of washing machine and inverter of washing machine/dryer |
| 08/05/2008 | US7408322 Device for determining constant of rotating machine |
| 08/05/2008 | US7408312 Control device for permanent magnet synchronous motor |
| 07/31/2008 | WO2007093487A3 Permanently excited synchronous machine and method and apparatus for operating said machine |
| 07/31/2008 | US20080180054 Control apparatus for ac rotary machine and method for measuring electrical constant of ac rotary machine using the control apparatus |
| 07/31/2008 | US20080179122 Electric motor control system, series hybrid vehicle, electric motor control apparatus, and electric motor control method |
| 07/31/2008 | DE19962690B4 Verfahren und Vorrichtung zur feldorientierten Regelung einer stromrichtergespeisten Drehfeldmaschine mit einem Tacho Method and apparatus for field-oriented control of a converter-fed induction machine with a tachometer |
| 07/30/2008 | EP1950878A1 Motor drive system |
| 07/30/2008 | EP1949529A1 Electric motor with programmed asic |
| 07/30/2008 | CN101232270A Frequency conversion control method of alternating current frequency converter |
| 07/30/2008 | CN100407568C 用于永磁体旋转电机的无传感器控制系统和方法 Sensorless control system and method for permanent magnet rotating electric machine |
| 07/24/2008 | US20080174260 Method and related device for estimating two currents flowing simultaneously through respective windings of a poly-phase electrical load driven in svm mode |
| 07/23/2008 | CN101227166A Induction motor controller |
| 07/23/2008 | CN100404402C Elevator control device and elevator system |
| 07/17/2008 | WO2008054630A3 Electric motor system implementing vector and slip control |
| 07/17/2008 | US20080169782 Method for sensorless estimation of rotor speed and position of a permanent magnet synchronous machine |
| 07/16/2008 | EP1944862A2 Induction motor controller |
| 07/16/2008 | EP1944861A2 Motor controller and electric power steering system |
| 07/16/2008 | EP1944860A1 A method for sensorless estimation of rotor speed and position of a permanent magnet synchronous machine |
| 07/16/2008 | CN101223685A Secondary battery control device and control method |
| 07/09/2008 | EP1941609A1 Method and apparatus for the field-oriented control of a polyphase machine |
| 07/09/2008 | CN100401632C Motor controller and steering device |
| 07/08/2008 | US7397210 Control unit for electric power steering apparatus |
| 07/03/2008 | US20080157710 Beat-less controller for permanent magnet motor |
| 07/03/2008 | US20080157709 Highly responsive permanent magent motor controller |
| 07/03/2008 | US20080157706 Method for Controlling a Heat Engine Vehicle Driving Assembly |
| 07/02/2008 | EP1940016A1 Motor control device and motor drive system |
| 07/02/2008 | CN201080402Y Frequency modulation construction hoist |
| 07/02/2008 | CN101213736A Apparatus and method for controlling inverter |
| 07/02/2008 | CN101212196A Beat-less controller for permanent magnet motor |
| 07/02/2008 | CN100399696C Delay compensation for stable current regulation when using variable-delay random PWM switching |
| 07/01/2008 | US7394214 Control unit for electric power steering apparatus |
| 06/26/2008 | WO2008075532A1 Inverter device and its control method |
| 06/25/2008 | CN101207362A Controllable weak magnetic technique combining magnetic structure with vector control of permanent magnet motor |
| 06/25/2008 | CN100397778C Brushless motor control utilizing independent phase parameters |
| 06/25/2008 | CN100397772C Method and apparatus for encoderless operation of permanent magnet synchronous motor in an elevator |
| 06/24/2008 | US7392158 Drive unit for compressor and refrigerator |
| 06/19/2008 | DE112007000033T5 Elektrisches Antriebssteuerungsgerät und elektrisches Antriebssteuerungsverfahren Electric drive control apparatus and electric drive control method |
| 06/19/2008 | DE10311028B4 Verfahren zur Bestimmung einer Startrotorlage und Drehzahl bei Impulsfreigabe einer stromrichtergespeisten, permanenterregten Synchronmaschine ohne Lage-und Drehzahlgeber Method for determining a starting rotor position and speed at pulse enable a converter-fed permanent magnet synchronous machine without position and speed encoder |