Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217)
09/2006
09/13/2006EP0990302B1 Electronically commutated motor
09/13/2006EP0803145B1 Head rail-mounted mini-blind actuator for vertical blinds and pleated shades
09/13/2006CN2815266Y Motordriving apparatus for tableware washer
09/13/2006CN1830413A Control system of imbedded type intelligent wheel chair and its method
09/12/2006US7106017 Motor control device
09/12/2006US7106013 Motor drive apparatus driving 3-phase brushless motor without using hall sensor
09/12/2006US7106012 Electronic control unit, electric power-assisted steering device and transmission ratio-variable steering unit
09/08/2006WO2006092219A1 Ventilation appliance
09/08/2006WO2006069635A3 Sensorless measurement of positioning travel especially on an electromotively operated parking brake
09/07/2006US20060197483 Power tool with remote stop
09/07/2006US20060197480 Apparatus and method for driving the multiphase motor using the magnetic pole position detector
09/07/2006US20060197479 Sensorless and brushless dc motor
09/07/2006US20060197478 Method for starting single phase BLDCM having asymmetrical air gap
09/07/2006US20060197396 Control of an electrical reluctance machine
09/07/2006DE4303560B4 Verfahren und Vorrichtung zur Steuerung einer Verstelleinrichtung Method and apparatus for controlling an adjustment device
09/07/2006DE19734928B4 Schaltungsanordnung zur Ansteuerung induktiver Lasten Circuit arrangement for driving inductive loads
09/07/2006CA2538447A1 Low noise back emf sensing brushless dc motor
09/06/2006EP1698040A1 Switched dc electrical machine
09/06/2006EP1696818A1 Changing amplitude of movement by changing the drive frequency of a toothbrush brushhead
09/06/2006EP1232573A4 Circuit and method for preventing erroneous opening and closing in an automatically/manually foldable portable radio phone
09/06/2006CN2813941Y Small stove combustion-supporting fan
09/06/2006CN1830134A Load driver capable of suppressing overcurrent
09/06/2006CN1830091A H-bridge with single lead frame
09/06/2006CN1829057A Current control apparatus for electric load
09/05/2006US7102318 Servo motor with a built-in drive circuit
09/05/2006US7100722 Wheel assembly including a DC motor mounted within the HUB and drive connected to the wheel
08/2006
08/31/2006WO2006091289A1 Sensorless control of two-phase brushless dc motor
08/31/2006WO2006089548A1 Method for testing an electronic circuit for driving a dc-motor
08/31/2006US20060192513 Motor controlling method and apparatus thereof
08/31/2006US20060192512 Motor controlling method and apparatus thereof
08/31/2006US20060192511 Brushless Motor
08/31/2006US20060192507 Speed control for an electric linear actuator such as a trailer jack and the like
08/30/2006EP1509994B1 Control system for a linear vibration motor
08/29/2006US7097264 Printing apparatus and printing apparatus control method
08/24/2006WO2006086980A1 A method for ensuring constant speed of a motor in an injection device
08/24/2006US20060187567 Motor driver and magnetic disc apparatus
08/24/2006US20060186847 Control arrangement for a control element for opening and closing a vehicle panel
08/24/2006US20060186845 Servo controller
08/24/2006US20060186844 Movable barrier operator
08/24/2006US20060185968 Seat control system
08/24/2006DE102005006503A1 Verfahren und Schaltungsanordnung zur Erfassung des Stromes eines durch Pulsweitenmodulation gesteuerten Elektromotors Method and circuit arrangement for measuring the current of a controlled by pulse width modulation electric motor
08/23/2006EP1692757A1 Device for power adjustment by phase control and method for reduction of harmonic waves
08/23/2006EP1692524A1 Method and array for determining the rotational speed of a direct current motor
08/23/2006CN1270901C Recording device and control method thereof
08/22/2006US7095952 Method for optimizing the efficiency of a motor operated under a load
08/22/2006US7095235 Monitoring device, electrical machine tool, current supply device, and associated method of operation
08/22/2006US7095208 Inverter controller for driving motor and air conditioner using inverter controller
08/22/2006US7095197 Method and system for regulating instantaneous electromagnetic torque and storage medium for implementing the method
08/22/2006US7095195 Motor and disk drive apparatus
08/22/2006US7095194 Method for operating an electronically commutated (EC) motor
08/22/2006US7095155 Motor and drive control system thereof
08/17/2006WO2006084520A1 Method and circuit arrangement for recording a current of a pulse-width modulation-controlled electric motor
08/17/2006US20060181233 Light-splitting device
08/17/2006US20060181232 Advanced programmable closed loop fan control method
08/17/2006US20060181231 Optimal fan presence detection
08/17/2006DE102006001791A1 Series resistance for electric motor driven fan in motor vehicle ventilation heating and climate control has a resistive layer integrated into a wall or directly applied to it and running along the wall surface
08/16/2006EP1691477A2 Drum type washing machine and method of detecting laundry weight thereof
08/16/2006CN1270501C Automatic lid-folding cellular telephone with variable opening and closing speed
08/15/2006US7092623 Method and apparatus to achieve accurate fan tachometer with programmable look-up table
08/15/2006US7091689 Driving circuit for a two-phase DC brushless fan motor
08/15/2006US7091686 Electric power steering apparatus
08/15/2006US7091685 Overload protection for DC motors
08/15/2006US7091684 Electric power steering apparatus
08/15/2006US7091683 Method of monitoring and controlling the seating of screws to the optimum point of grip independent of screw size and material density
08/15/2006US7091681 Drive circuit for brushless DC fan motor
08/10/2006US20060177204 Method and circuit configuration for controlling a polyphase brushless electric motor
08/10/2006US20060177203 Methods for controlling multiple actuators
08/10/2006US20060175998 Vehicle speed dependent compensator for electric steering systems
08/10/2006US20060175997 Device and method for controlling prime mover
08/10/2006US20060175994 Controlling the release of a brush motor which has applied a load
08/10/2006US20060175993 Alignment apparatus, exposure apparatus, and device manufacturing method
08/09/2006EP1570566B1 Gas turbine engine starter generator with multiple windings on each exciter stator pole
08/09/2006CN2805203Y Vortex permanent-magnetic field electric motor
08/09/2006CN1815873A Digital adjustable double-ring motor controller for photoetching machine and digital adjusting method
08/09/2006CN1269304C Pulse width modulation method for permanent magnet brushless DC motor
08/09/2006CN1269303C Electric power generating system for a vehicle
08/08/2006US7088077 Position-sensorless control of interior permanent magnet machines
08/08/2006US7088067 Motor driving apparatus and motor driving method
08/08/2006US7088066 Automatic output power limiting electrical device
08/03/2006US20060170387 Method and control circuit for triggering an electric motor with the aid of a pulse width modulation signal
08/03/2006US20060170383 Motor drive apparatus driving 3-phase brushless motor without using hall sensor
08/03/2006DE19720602B4 Lenksteuersystem für ein Fahrzeug A steering control system for a vehicle
08/03/2006DE10116469B4 Verfahren zum Aufziehen eines Kraftfahrzeugreifens auf eine Felge eines Scheibenrades A method for mounting a motor vehicle tire on a rim of a disc wheel
08/02/2006EP1685645A1 Roll-up shutter movement control device
08/02/2006CN2801297Y D.C. controller of indoor mini type music fountain
08/02/2006CN1813397A Method and arrangement for control of direct current motor
08/02/2006CN1812249A Semiconductor device control apparatus and method
08/01/2006US7084594 Motor drive control apparatus and method having motor current limit function upon motor lock
08/01/2006US7084593 Method and apparatus for thermal management of an electric power assist steering control system by compensating steering motor current
08/01/2006US7084591 Electric drive control device, electric drive control method, and program of same
08/01/2006US7084589 Vehicle and method for controlling power to wheels in a vehicle
07/2006
07/27/2006US20060165393 Power supply apparatus, motor drive control method using the same and motor vehicle having the same mounted thereon
07/27/2006US20060165392 Semiconductor device control apparatus and method
07/27/2006US20060163956 Starting device for single-phase induction motor
07/27/2006DE102005057491A1 Vorrichtung und Verfahren zur Steuerung einer Halbleitervorrichtung Apparatus and method for controlling a semiconductor device
07/26/2006EP1683263A2 Method for operating a synchronous machine
07/26/2006EP1682298A1 Power tool and method for controlling a power tool
07/26/2006CN1808884A Excitation circuit of controllable rectifying and pressure-regulating independently excited DC motor
07/26/2006CN1808883A Excitation circuit of DC chopped-wave voltage-regulating independently excited DC motor
07/26/2006CN1266824C Method for driving servo motor with built-in driving circuit
1 ... 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 ... 103