| Patents for H02P 27 - Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage (13,284) |
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| 01/26/2005 | EP1501186A2 Motor driving apparatus |
| 01/26/2005 | EP1500549A2 Controller for driving a permanent magnet type synchronous motor |
| 01/26/2005 | CN1571265A Motor driving apparatus |
| 01/26/2005 | CN1571264A Motor driving apparatus |
| 01/25/2005 | US6847532 System and method to eliminate the dead time influence in a pwm-driven system |
| 01/25/2005 | US6847185 Apparatus for switching windings of AC three-phase motor |
| 01/20/2005 | WO2005006537A1 An electric motor movement controlling method, an electric motor movement controlling system and a compressor. |
| 01/20/2005 | US20050012490 Motor driving apparatus |
| 01/19/2005 | EP1499009A1 Control and protection of a doubly-fed induction generator system |
| 01/19/2005 | EP1497912A1 Method and arrangement in connection with slip-ring machine |
| 01/19/2005 | CN1185783C Motor control device |
| 01/18/2005 | US6844700 Inverter apparatus |
| 01/18/2005 | US6844699 Current detection device |
| 01/18/2005 | US6844697 Motor controller |
| 01/18/2005 | US6843335 Power conversion apparatus and mobile object incorporating thereof |
| 01/13/2005 | WO2005004319A1 Device and method for automatically performing inverter shipment test |
| 01/13/2005 | US20050007058 Spindle motor drive controller |
| 01/13/2005 | US20050007045 Amplitude regulation circuit and method, and motor driving control apparatus and method |
| 01/12/2005 | EP1496608A2 Spindle motor drive controller |
| 01/12/2005 | EP1495525A2 Device for the inductive transmission of electric power |
| 01/12/2005 | CN1565075A Apparatus for switching windings of AC three-phase motor |
| 01/12/2005 | CN1565072A Motor control circuit and associated full bridge switching arrangement |
| 01/11/2005 | US6841968 Motor driver circuit and method of controlling the motor driver circuit |
| 01/06/2005 | WO2005002040A1 Inverter |
| 01/06/2005 | US20050002210 Vector-controlled dual inverter system and method for induction motor |
| 01/06/2005 | US20050001581 Motor control unit |
| 01/06/2005 | US20050001572 Method and system for regulating the average electromagnetic torque of a rotating electrical machine, storage medium and data structure for carrying out the method |
| 01/06/2005 | US20050001571 Method and system for regulating instantaneous electromagnetic torque and storage medium for implementing the method |
| 01/05/2005 | EP1494345A2 Method and device for driving induction motor |
| 01/05/2005 | EP1494344A1 Multilevel power converting apparatus |
| 01/05/2005 | EP1494343A2 Frequency converter and drive for electric motor |
| 01/05/2005 | EP1493225A1 System and method for controlling a permanent magnet electric motor |
| 01/05/2005 | CN1183656C Control circuit of AC motor |
| 01/05/2005 | CN1183655C Automatic detection of bypass for soft starter of controller |
| 01/04/2005 | US6838844 Electric power steering apparatus |
| 01/04/2005 | US6838791 Mesh connected electrical rotating machine with span changing |
| 01/04/2005 | CA2380340C Control apparatus for electric motor and control apparatus for hybrid vehicle |
| 01/04/2005 | CA2182332C Method and apparatus for controlling a motor |
| 01/02/2005 | WO2005049408A1 Controller for electric power steering device |
| 12/30/2004 | US20040267468 Low harmonic diode clamped converter/inverter |
| 12/30/2004 | US20040264226 Motor control circuit and associated full bridge switching arrangement |
| 12/30/2004 | US20040263114 Driving systems of AC motor |
| 12/30/2004 | US20040263112 Electric differential traction-control drive system |
| 12/30/2004 | US20040263104 Sensorless motor driving device and its driving method |
| 12/30/2004 | US20040262074 Electric power steering apparatus |
| 12/30/2004 | DE102004011438A1 Leistungsabgabegerät, Motorantriebsverfahren und computerlesbarer Aufzeichnungsträger mit einem darauf aufgezeichneten Programm, wodurch einem Computer die Ausführung einer Motorantriebssteuerung ermöglicht wird A power output apparatus, the motor driving method and computer-readable recording medium with a program recorded thereon, thereby allowing a computer to execute a motor drive control |
| 12/29/2004 | WO2004114511A2 Motor drive device, vehicle using the same, and computer-readable recording medium containing a program for causing a computer to execute control of voltage conversion |
| 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 | EP1491907A1 Motor driving apparatus |
| 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 | US20040257832 Permanent magnet induction machine |
| 12/23/2004 | US20040257029 Motor driving apparatus |
| 12/22/2004 | CN1557045A 电梯的控制装置 The elevator control apparatus |
| 12/16/2004 | WO2004109899A1 Voltage conversion device and electric car |
| 12/16/2004 | US20040251928 Device for detecting a motor drive current |
| 12/15/2004 | EP1487098A1 Motor temperature estimator and motor controller |
| 12/15/2004 | EP1486396A2 Electric power steering apparatus |
| 12/15/2004 | EP1485987A1 Polyphase brushless dc motor |
| 12/15/2004 | CN1180275C Method for measuring motor constant of induction motor |
| 12/14/2004 | US6831430 High phase order motor with mesh connected windings |
| 12/14/2004 | CA2108403C Electrical distribution equipment with torque estimating capability |
| 12/09/2004 | WO2004107556A1 Method for controlling doubly-fed machine |
| 12/09/2004 | US20040245961 Motor driving apparatus |
| 12/09/2004 | US20040245952 Motor driving apparatus |
| 12/09/2004 | US20040245951 Motor driving apparatus |
| 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 |
| 12/08/2004 | EP1484832A2 Motor driving apparatus |
| 12/08/2004 | EP1484831A2 Motor driving apparatus |
| 12/08/2004 | CN1179478C Start relay for voltage control of induction motor |
| 12/07/2004 | US6828753 Input filter for A.C. motor phase current sensing |
| 12/07/2004 | US6828751 Induction motor control system |
| 12/07/2004 | US6828750 Method of controlling a motor and device therefor |
| 12/02/2004 | WO2004082120A3 Method and device for sensorless vector control for ac motor |
| 12/02/2004 | US20040240237 Power converter |
| 12/01/2004 | EP1482178A1 Vacuum pumping device |
| 12/01/2004 | EP1481468A1 Method and apparatus for controlling fan motor |
| 12/01/2004 | CN1551476A Motor power supply |
| 11/25/2004 | US20040232902 Method and apparatus for reducing sampling related errors in a modulating waveform generator used with a pwm controller |
| 11/25/2004 | US20040232877 Inverter controller for driving motor and air conditioner using inverter controller |
| 11/25/2004 | US20040232876 Inverter control device for driving a motor and an air conditioner |
| 11/25/2004 | US20040232875 Apparatus and method for controlling inverter for driving a three-phase 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 | EP1480329A2 Motor control unit |
| 11/24/2004 | EP1480328A2 Method and apparatus for reducing sampling related errors in a modulating waveform generator used with a PWM controller |
| 11/24/2004 | EP1480327A1 Electric motor |
| 11/24/2004 | EP1480325A1 Method for controlling the torque or the rotational speed of a synchronous motor with a slip-ring rotor |
| 11/24/2004 | EP1480311A2 Electric motor or generator |
| 11/24/2004 | EP1020020B1 Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving a hydraulic pump |
| 11/24/2004 | EP1014558B1 Method and apparatus of controlling an induction motor |
| 11/18/2004 | US20040228151 Inverter control device for driving a motor and an air conditioner |
| 11/18/2004 | US20040227476 Flexible inverter power module for motor drives |
| 11/17/2004 | CN1547632A Method of controlling motor-driven washing machine and control system for the same |
| 11/17/2004 | CN1175960C Temp. control device of liquid cooling device |
| 11/16/2004 | US6819077 Method and apparatus for reducing sampling related errors in a modulating waveform generator used with a PWM controller |
| 11/16/2004 | US6819075 Voltage-controlled starting relay for induction motor |
| 11/11/2004 | WO2004082126A8 Electric vehicle with adaptive cruise control system |