Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02P - Control or regulation of electric motors, generators, or dynamo-electric converters; Controlling transformers or reactors or choke coils › H02P 29 - Arrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors
Patents for H02P 29 - Arrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors (5,779)
11/2003
11/12/2003CN1455703A Motor control circuit of waste paper destroying machine
11/12/2003CN1455130A Compensating apparatus and method for starting said apparatus
11/12/2003CN1127731C Improved notch filtering as used in disc drive servo
11/11/2003US6647329 Damping of voltage-controlled brushless motors for electric power steering systems
11/11/2003US6644433 Control apparatus for controlling an electric power steering mechanism
11/06/2003US20030205986 Rotating induction apparatus
11/06/2003US20030205985 Rotating induction apparatus
11/06/2003US20030205981 Rotating induction apparatus
11/05/2003CN1127197C Method and device for controlling speed of a washing machine motor
10/2003
10/30/2003US20030201905 Modular functional block for an electronic control system
10/30/2003US20030201746 Positional control of a controlled object during movement initiation
10/28/2003US6640264 Incremental state logic methodology and apparatus for logic based program control
10/28/2003US6639378 Current chopping in switched reluctance drive systems
10/23/2003WO2003088470A1 Electric driven tool device
10/23/2003US20030197989 Method and apparatus for high impedance grounding of medium voltage AC drives
10/21/2003US6636788 Control apparatus for electric motor and control apparatus for hybrid vehicle
10/15/2003CN1449082A Monitoring device, electrical machine tool, current supply device, and associated method of operation
10/15/2003CN1448816A Method for controlling electric motor and apparatus for controlling the same
10/09/2003WO2003084050A1 Sensorless controller of ac motor and control method
10/09/2003WO2003083611A2 Modular functional block for a field oriented control system
10/08/2003EP0782246B1 Method and apparatus for detecting runaway of motor
10/02/2003WO2003081763A1 Closed-loop phase compensation controller
10/02/2003US20030184308 Monitoring device, electrical machine tool, current supply device, and associated method of operation
10/02/2003US20030184251 Method for controlling electric motor and apparatus for controlling the same
10/02/2003US20030184247 Safety-guard detective circuit of a fan motor
10/02/2003DE20311734U1 Circuit re-starting brushless fan DC motor which prevents destruction by overheating, includes diode detector circuit and condenser
10/01/2003EP0861514B1 Jamming detection device for electrical drives
09/2003
09/30/2003US6628004 Device and method for generating a partially synthesized signal with very good dynamic quality for the acceleration of a rotor in an electrical drive mechanism
09/25/2003WO2003078237A1 Electric power steering device control apparatus
09/25/2003US20030182016 Operating mechanism, electrical apparatus, and associated method of operation
09/25/2003US20030181999 Closed-loop phase compensation controller
09/23/2003US6625524 Hybrid vehicle control apparatus and control method
09/23/2003US6624993 Adjustable direct current and pulsed circuit fault current limiter
09/18/2003WO2003077408A1 H-bridge with single lead frame
09/18/2003WO2003034581A3 Method for operating an electronically commutated motor, and motor for carrying out one such method
09/18/2003US20030174614 Control device for optical disc player
09/18/2003US20030173931 Rotating induction apparatus
09/18/2003US20030173928 Servo control method
09/18/2003US20030173850 Brushless dc drive
09/17/2003CN1121638C Method and apparatus for energising rotation translation converters
09/16/2003US6622099 Frequency domain auto-tune for an internal motor controller
09/16/2003US6621565 Rotating head optical transmitter for position measurement system
09/12/2003WO2002086638A3 Method for optimising the design of motor drive sections
09/11/2003US20030169007 Electric motor control unit
09/11/2003US20030169004 Motor controller
09/10/2003CN1441994A Inverter device and current limiting method therefor
09/10/2003CN1441334A Control device and method of motor torque
09/09/2003US6617819 Method of controlling preheating power and mechanism for providing preheating
09/04/2003WO2003073598A1 Polyphase induction electrical rotating machine
09/04/2003US20030165072 H-bridge with single lead frame
09/02/2003US6614612 Embedded programmable filter for disk drive velocity control
08/2003
08/28/2003US20030160585 Motor torque control apparatus and method
08/27/2003EP1338937A1 Servo control method
08/26/2003US6611771 Method and apparatus to detect a stator turn fault in an AC motor
08/26/2003US6611124 Control apparatus of induction motor
08/26/2003US6611117 Drive circuit for a brushless DC motor
08/21/2003WO2003069768A1 Method for the detection of abnormalities of electric motors
08/20/2003EP1337034A2 Electric motor control unit
08/19/2003US6609035 Adaptive motion controller
08/19/2003US6608459 Method and device for servo-controlling DC motor
08/14/2003US20030150665 Power-assisted steering system of an automobile
08/14/2003US20030150412 Control device for a control motor of an internal combustion engine
08/13/2003EP1334546A2 Device and method for determining the electrical starting rotor angle
08/07/2003US20030146731 Synchronous compensation
08/07/2003US20030146730 Power failure tolerant motor drives for dual voltage systems
08/07/2003US20030146725 Motor overload coil control
08/06/2003EP1333346A2 Method and device for fault diagnosis in controlled electrical drives
08/06/2003EP1333251A1 Angle or position determining device and method, servo device and servo method, and motor
08/06/2003CN1435006A Drive circuit for brushless dc motor
07/2003
07/31/2003US20030142346 IC chip, print apparatus, and heat generation warning method
07/30/2003CN1433123A Permanent synchronous motor driving system and its test method
07/24/2003US20030139824 Servo controlling device and method
07/23/2003EP1330019A2 Permanent magnet synchronous motor driving system, and method of testing this driving system
07/23/2003EP1330018A1 Motor controller
07/23/2003CN1432210A Motor controller
07/22/2003US6598008 Method of estimating speed of induction motor and magnetic flux of rotor
07/22/2003US6597139 Drive device and method for moving a vehicle part
07/17/2003US20030132727 Permanent magnet synchronous motor driving system, and method of testing permanent magnet synchronous motor driving system
07/17/2003US20030132725 Controller for motor driven device
07/16/2003EP1327306A1 Current sense ic
07/15/2003US6594569 Device and method for setting steering characteristics of electric power steering
07/15/2003US6593719 Disturbance compensation control system
07/15/2003US6593716 Circuit using current limiting to reduce power consumption of actuator with DC brush motor
07/10/2003US20030128007 Motor controlling serial communication device and motor driver
07/10/2003US20030128006 Protective device for an electric motor with sensor and evaluation unit
07/10/2003US20030128004 Method and a drive means to drive a machine
07/08/2003US6591200 Method and system for performance testing of rotating machines
07/08/2003US6590362 Method and system for early detection of incipient faults in electric motors
07/08/2003US6590302 Method for reducing natural system oscillations to ground potential in an electrical drive having a voltage intermediate circuit
07/03/2003US20030124919 Ship propulsion system comprising a control that is adapted with regard to dynamics
07/03/2003US20030123205 Overcurrent protection circuit
07/03/2003US20030122517 Circuit using current limiting to reduce power consumption of actuator with DC brush motor
07/02/2003EP1324452A2 Overcurrent protection circuit
07/02/2003EP1323619A2 Steering apparatus controller for electric power steering apparatus
07/02/2003EP1323538A1 Motor control method and apparatus
07/01/2003US6584792 Method for driving an output stage by pulse-width modulation
06/2003
06/26/2003WO2003052921A1 Method and circuit arrangement for protecting an electric motor from an overload
06/26/2003US20030120407 Steering apparatus controller for electric power steering apparatus
06/26/2003US20030120404 Controller for motor power steering system
06/26/2003US20030117448 Motor control method and apparatus
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