Patents for H02P 31 - Arrangements for regulating or controlling electric motors not provided for in groups , or (487)
11/2010
11/11/2010US20100283415 Motor Drive System with Flux Regulated PM Generator
11/03/2010CN101877570A Driving circuit of voice coil motor and driving method
10/2010
10/24/2010CA2695263A1 Electric power conversion apparatus for vehicle
10/21/2010US20100264857 Electric power steering apparatus
10/20/2010CN201611867U 直线音圈电机非线性特性的智能补偿控制系统 Nonlinear characteristic linear voice coil motor control system Intelligent Compensation
10/14/2010US20100259207 Control apparatus of alternating-current motor
10/13/2010CN101860321A Magnetic suspension controller and control method thereof
10/07/2010DE102009014703A1 Elektromaschine, Verfahren zum Betrieb einer fremderregten Synchronmaschine und Verwendung einer fremderregten Synchronmaschine Electric machine, procedures for operating a separately-excited synchronous machine and using a separately-excited synchronous machine
10/06/2010EP2235817A2 Method and device for failsafe control of an alternator/starter system of the micro-hybrid type, and corresponding micro-hybrid system
09/2010
09/30/2010US20100244759 Safety features for moving components of electronic devices
09/23/2010US20100237822 Drive unit for rotating electrical machine
09/07/2010CA2706688A1 Brushless_motor_ in_activate_relax_states (bmars)
08/2010
08/12/2010US20100201299 Method and device for controlling an electric motor
08/05/2010WO2010047547A3 Vibration motor driving apparatus using a serial interface
08/05/2010US20100194326 Hvac actuator with internal heating
08/05/2010DE102010004545A1 Elektromotor, und Vorrichtung zum Erzeugen eines Signals für die Steuerung eines solchen Electric motor, and means for generating a signal for the control of such a
08/04/2010CN101795110A Intelligent compensation method and control system for nonlinear characteristics of linear voice coil motor
08/03/2010US7768222 Automated control of rotational velocity of an air-moving device of an electronics rack responsive to an event
07/2010
07/29/2010US20100187025 Motor insulation protecting device, and vehicle having the device
07/28/2010CN101789757A Digital conversion method of differential synchro/rotary transformer of singlechip
07/22/2010US20100181861 Motor device mounted on mobile body and mobile body having the motor device mounted thereon
07/15/2010US20100179772 Control device, image forming device, wear detecting method, program, and storage device
07/15/2010US20100179692 System and method for motor parameter estimation
07/15/2010CA2690309A1 Electric motor
07/01/2010US20100164414 Motor driving system and method
06/2010
06/30/2010CN101135096B Drum type washing machine
06/24/2010US20100156328 Method of controlling motor in image reading apparatus
06/19/2010CA2685622A1 Method and arrangement for limiting electric power required by electric loads
06/17/2010DE102008063244A1 Circuit for controlling electric motor e.g. fan motor, in fume extraction hood, during cooking, has safety switch deactivating control signal based on faulty operations when switching signal exhibits switch-off level
06/16/2010CN101741222A Generator set composed by laminated magnetic motor
06/09/2010CN101729021A Linear magnetic inductive motor speed regulating signal generating circuit
06/09/2010CN101728993A Homo-polarity magnetic engine
05/2010
05/27/2010US20100131120 Method and apparatus for controlling temperature variations in a computer system
05/27/2010US20100127645 Electrical full bridge circuit configuration
05/20/2010US20100123420 Motor controller having integrated communications configurations
05/20/2010DE102008056577A1 Elektromotor Electric motor
05/13/2010US20100117576 Motor driver
05/13/2010US20100117565 Active scanner bow compensator
05/12/2010CN101707472A Power driving distribution method of moving iron type planar motor coil array
05/06/2010DE102008043265A1 Method for error compensation in electronic angle measurements on electric motor, involves determining measuring angle by measuring sensor, which detects measuring magnetic field
05/04/2010US7710061 Motor control amplifier
04/2010
04/29/2010WO2010047547A2 Vibration motor driving apparatus using a serial interface
04/29/2010US20100106339 Data acquisition apparatus and methodology for self-diagnosing of ac modules
04/22/2010US20100097015 Distance measurement with capacitive sensor
04/15/2010US20100090636 Motor control circuit
04/15/2010DE102008042829A1 Verfahren und Vorrichtung zum Ausgleich des Offsets eines Rotorlagegebers einer elektrischen Maschine Method and apparatus for compensating the offset of a rotor position sensor of an electrical machine
04/08/2010US20100085677 Motor control center communication system
04/08/2010US20100084998 Flat panel display device
04/01/2010WO2009158359A3 Data transfer between motors
02/2010
02/25/2010DE102008041325A1 Elektromotorbaugruppe, Verfahren zum Betreiben eines Elektromotors sowie Motorsteuereinrichtung Electric motor assembly method of operating an electric motor and motor control means
02/18/2010US20100039058 Power drive of electric motor
02/09/2010US7659679 System and method for adjusting a dead-time interval in a motor control circuit
01/2010
01/21/2010DE102008033626A1 Motor operating method, involves producing magnetic field directed opposite to magnetic field of permanent magnet by switch-off coil, while metal element is arranged in area of permanent magnet
12/2009
12/31/2009US20090322272 Motor control device
12/31/2009US20090321445 Container with buffered cover
12/31/2009US20090320627 Driving Device
12/30/2009WO2009158359A2 Data transfer between motors
12/30/2009CA2729247A1 Data transfer between motors
12/24/2009US20090315498 Data transfer between motors
12/24/2009US20090315497 Data transfer between motors
12/24/2009US20090315496 Data transfer between motors
12/24/2009US20090315494 Optimization of motor operation using a test cycle
12/24/2009US20090315488 Method and system for providing different vibration outputs
12/17/2009US20090309532 Displacement detecting method, correction table making method, motor control apparatus, and processing machine
12/10/2009CA2668340A1 Remote operation of a motor control center subunit disconnect
12/03/2009US20090293760 Variable-Speed-Drive System for a Grid Blower
12/03/2009DE102008024375A1 Operating temperature maintaining for electric motor drive of e.g. fire protection curtain, in building, involves subjecting part of motor coils of electric motor with filament current, and heating motor coils using thermocouple
12/03/2009DE102008024102A1 Motorsteuerung zum Ansteuern eines Elektromotors Motor controller for driving an electric motor
11/2009
11/26/2009US20090289589 Power supply system
11/19/2009US20090284210 Adaptive servo control system and method
11/19/2009US20090284206 Motor controller for controlling an electric motor
11/19/2009US20090284191 Line Voltage Interface for Automation Systems
11/19/2009DE102009020853A1 Motortreibervorrichtung und Beurteilungsverfahren für deren Zustand Motor driving apparatus and methods for assessing their condition
11/18/2009EP2120332A2 Motor control for controlling an electric motor
11/12/2009DE102008035546A1 Antriebssystem mit einer Funktionalität "Stillstandsheizung" Drive system with a functionality "anti-condensation heater"
10/2009
10/15/2009US20090256512 Plurality of configurable independent compute nodes sharing a fan assembly
10/13/2009CA2553357C Media registration systems and methods
09/2009
09/17/2009US20090232666 Linear Compressor
09/17/2009US20090230908 Drive Device for Vehicle
09/11/2009WO2009111104A2 Self-calibration algorithms in a small motor driver ic with an integrated position sensor
09/10/2009US20090224716 Self-calibration algorithms in a small motor driver ic with an integrated position sensor
08/2009
08/27/2009US20090212729 Method and device for controlling load and voltage in voice coils
08/26/2009CN101517913A Installation and method for operating an installation
08/20/2009US20090206779 Motor vehicle
07/2009
07/30/2009US20090188238 Exhaust Purification Device of Compression Ignition Type Internal Combustion Engine
07/29/2009EP2082491A1 Installation and method for operating an installation
07/21/2009CA2364358C Drive apparatus, press machine slide drive apparatus and method thereof
07/16/2009DE102008004382A1 Magnetically active region's e.g. rotor, revolution determining method, involves operating machine to produce electrical voltage from which number of revolutions is determined based on parameter i.e. temperature of machine
07/02/2009WO2009081066A2 Method and device for failsafe control of an alternator/starter system of the micro-hybrid type, and corresponding micro-hybrid system
05/2009
05/28/2009US20090134825 Static switch for motors of climate control units and climate control unit comprising the switch
05/21/2009US20090128433 Antenna assembly
05/21/2009US20090128066 Rotation speed controlling system for shredder motor
05/21/2009US20090128063 Method for driving vibration cutter
05/14/2009US20090124912 Tourniquet Apparatus for Measuring Limb Occlusion Pressure
04/2009
04/30/2009US20090108789 Programmable Motor Drive
04/02/2009US20090085506 Fan driving system with safe driving current switching
03/2009
03/25/2009CN101394123A Composite current driving high pushing force density nine phase plane motor and driver thereof
03/05/2009US20090058346 Electric motor control apparatus
02/2009
02/12/2009US20090039818 Drive system
02/12/2009US20090039809 Motor control method and device
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