| 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) |
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| 03/04/2009 | CN201202679Y Suspending impeller shaft flow pump machine |
| 03/04/2009 | CN101379690A Method and device for determining the torque of an electric machine |
| 03/04/2009 | CN101378945A Power steering systems using electric motor with sensorless control |
| 03/04/2009 | CN101378239A Method and apparatus for controlling rotor position of electric machine |
| 03/04/2009 | CN100466456C Method for driving the load with periodical change requirement and a driving system |
| 03/04/2009 | CN100466455C Apparatus and method for determining normal start up of sensorless motor |
| 03/04/2009 | CN100466454C Current-limiting circuit of brushless direct-current fan motor |
| 03/04/2009 | CN100466453C Device and method for controlling motor operation |
| 03/04/2009 | CN100466452C Controlling system of riding machine |
| 02/26/2009 | US20090051305 Electronic commutation method and related apparatus |
| 02/26/2009 | DE102007040217A1 Electronically commutated direct current machine sensor-less operation method for e.g. automobile area, involves predetermining time point of zero crossing of voltage and calculating interval according to time point of last zero-crossing |
| 02/26/2009 | DE10196797B4 Motorsteuerung Motor control |
| 02/25/2009 | EP2027974A2 Electric power tool, control unit and program |
| 02/25/2009 | EP2027648A1 Current limitation for a double-fed asynchronous machine |
| 02/25/2009 | CN201198527Y DC brushless control system of sewing machine |
| 02/25/2009 | CN101373946A Electronically commutated direct current machine sensor-less operation |
| 02/25/2009 | CN101373945A Motor control device and control method for current phase |
| 02/25/2009 | CN101373944A Driver for brushless DC motor |
| 02/25/2009 | CN101373943A Drive control circuit for electric motor |
| 02/25/2009 | CN101373921A Generator-motor apparatus, drive system including generator-motor apparatus, and computer-readable recording medium |
| 02/25/2009 | CN101372984A Fan system and motor control device |
| 02/25/2009 | CN100464495C Three-switch type power converter |
| 02/25/2009 | CN100464490C Control device of brushless electromotor |
| 02/24/2009 | US7495402 Fan motor controller |
| 02/24/2009 | US7495401 Control systems and switch devices thereof |
| 02/19/2009 | US20090049463 Motor driving device, and motor driving method |
| 02/19/2009 | US20090045769 Motor control apparatus |
| 02/19/2009 | DE202007013726U1 Einrichtung zur Regelung eines Elektromotors Means for controlling an electric motor |
| 02/19/2009 | DE102008034541A1 Steuerungseinrichtung zum Antreiben eines bürstenlosen Gleichstrommotors Control means for driving a brushless DC motor |
| 02/19/2009 | DE102007039147A1 Verfahren und Einrichtung zur Ansteuerung eines Elektromotors Method and apparatus for driving an electric motor |
| 02/18/2009 | EP2026458A1 Electric power steering device |
| 02/18/2009 | EP2025054A1 Method for operating and electronically commutated motor, and motor for carrying out a method such as this |
| 02/18/2009 | EP2025053A1 Electric motor |
| 02/18/2009 | CN201197130Y Brushless DC motor control device for fan in end equipment of integration type air conditioning system |
| 02/18/2009 | CN201197129Y Brushless DC motor controller for miniature fan |
| 02/18/2009 | CN101371432A Device for controlling a polyphase rotating machine |
| 02/18/2009 | CN101369797A Vector control circuit and control method of electric motor |
| 02/18/2009 | CN101369794A Trying start method of direct current brushless servo motor |
| 02/18/2009 | CN101369766A Directly driven motor device and its identification method and its control method and usage for force control |
| 02/18/2009 | CN101369746A High reliability three-phase AC motor and motor driving system |
| 02/18/2009 | CN101369140A Sightseeing cable car escape door ladder double-control apparatus with wireless timing function |
| 02/18/2009 | CN101369139A Sightseeing cable car escape door ladder double-control apparatus with wireless timing function |
| 02/18/2009 | CN100463357C Permanent magnetism synchrounous electromotor control device |
| 02/18/2009 | CN100463355C Direct torque brushless DC servo control system and its working method |
| 02/18/2009 | CN100463353C Motor speed control circuit |
| 02/18/2009 | CN100463352C Motor and drive control system thereof |
| 02/18/2009 | CN100462268C Electric power steering apparatus for vehicle and method for installing the same on vehicle |
| 02/17/2009 | US7492118 Method and drive system for operating a synchronous motor |
| 02/17/2009 | US7492113 Brushless motor drive control circuit and brushless motor device using the same |
| 02/12/2009 | US20090039810 System for seamless estimation of speed and/or position, including standstill of a permanent magnet rotor of an electric motor |
| 02/12/2009 | DE102006036288B4 Synchronmotor, geberloses Motorsystem, sowie ein Verfahren zum Betreiben eines geberlosen Motorsystems mit einem Synchronmotor Synchronous motor sensorless motor system and a method for operating a sensorless motor system with a synchronous motor |
| 02/11/2009 | EP2023479A1 System for seamless velocity and/or location determination including standstill for a permanent magnet rotor of an electric machine |
| 02/11/2009 | EP2023478A2 Control apparatus of electric motor |
| 02/11/2009 | EP2022164A1 Method and device for generating signals for controlling a multi-phased rotating electric motor according to speed |
| 02/11/2009 | EP2022163A1 Triphase rotating electric machine |
| 02/11/2009 | EP1038349B1 Device for controlling an electric motor |
| 02/11/2009 | CN101366168A Method and apparatus for quiet variable motor speed control |
| 02/11/2009 | CN101366167A Motor driver and electrical apparatus having the same |
| 02/11/2009 | CN101364785A Motor control device and compressor |
| 02/11/2009 | CN101364782A Converter apparatus |
| 02/11/2009 | CN101364781A Position-sensorless control device for wide speed regulating range brushless DC motor without filter |
| 02/11/2009 | CN101364780A Method and apparatus for controlling electric motor |
| 02/11/2009 | CN101364779A Constant-current constant-voltage driving circuit of DC brushless fan motor |
| 02/11/2009 | CN100461615C Motor control apparatus |
| 02/11/2009 | CN100461614C Rotating-speed control circuit of fan motor and voltage adjusting assembly |
| 02/11/2009 | CN100461613C Motor drive device working as a combined charge controller simultaneously |
| 02/10/2009 | US7489097 Sensorless position detection for a brushless direct current motor during inverter standby |
| 02/10/2009 | US7489096 Rotor position detection of a brushless DC motor |
| 02/05/2009 | WO2009016939A1 Apparatus and method for starting motor |
| 02/05/2009 | WO2008130998A3 Powered surgical system |
| 02/05/2009 | WO2008113893A3 Compact electric grinding machine |
| 02/05/2009 | US20090033263 Method and related circuit for driving a sensorless brushless motor |
| 02/05/2009 | US20090033262 Sensorless controlling apparatus of brushless motor |
| 02/05/2009 | US20090033261 System and method for controlling a synchronous electric motor, particularly for household appliances |
| 02/05/2009 | US20090033260 Method and device for controlling a brushless direct-current motor |
| 02/05/2009 | US20090033259 Method of estimating the state of a system and relative device for estimating position and speed of the rotor of a brushless motor |
| 02/05/2009 | US20090033166 Brushless motor |
| 02/05/2009 | DE102008034590A1 Three-phase synchronous motor operating method, involves reducing and/or extending pulse width of output voltage to small values and carrying out pulse-width modulation of power output stages in fixed phase correlation to each other |
| 02/04/2009 | EP2020743A2 Sensorless controlling apparatus of monitoring brushless motor |
| 02/04/2009 | CN201191807Y Electric power circuit special for brushless motor controller |
| 02/04/2009 | CN101361261A Method for determining the position of a rotor of a synchronous machine having at least one excitation winding |
| 02/04/2009 | CN101361260A Motor drive circuit, drive method, and motor unit and electronic device using the motor unit |
| 02/04/2009 | CN101359893A Method for measuring rotor angle location of permanent magnet synchronous electric motor, location sensor thereof |
| 02/04/2009 | CN101359892A Method and system for control permanent magnet motor |
| 02/04/2009 | CN101359889A Rotation position control method and apparatus for switching reluctance motor |
| 02/04/2009 | CN101359888A Motor controller |
| 02/04/2009 | CN101359864A 无刷电动机 Brushless motor |
| 02/04/2009 | CN100459408C Motor control device |
| 02/04/2009 | CN100459407C Bearingless switched reluctance motor error-tolerant operation control method |
| 02/04/2009 | CN100459406C Brushless motor start method, drive device, and refrigerator |
| 02/03/2009 | US7486043 Controller for motor |
| 02/03/2009 | US7486039 Method for determining the back electromotive force induced in a voice-coil motor driven in discontinuous mode |
| 02/03/2009 | US7486037 Control method of sensorless brushless direct current motor |
| 01/29/2009 | WO2009014245A1 Device for controlling drive of semiconductor switching element |
| 01/29/2009 | WO2009013982A1 Dc motor and pump having the same |
| 01/29/2009 | WO2009012542A1 Method for control of synchronous electrical motors |
| 01/29/2009 | US20090027000 Linearity for field weakening in an interior permanent magnet machine |
| 01/29/2009 | US20090026991 Synchronization of sequential phase switchings in driving stator windings of a multiphase sensorless brushless motor at sub bemf-detectability speeds |
| 01/28/2009 | EP2019482A1 System for determining the position and speed for a permanent magnet rotor of an electric machine |
| 01/28/2009 | CN201188595Y Start-up control and operation protective system for electric motor of electric automobile compressor |