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Matches 1 - 50 out of 23,055

Document Document Title
WO/2018/168085A1
A motor control device 1 has: a drive signal generation unit 14 that generates a drive signal in accordance with the rotational torque generated by a DC motor 2 and outputs the drive signal; a sensor interface unit 15 that receives a det...  
WO/2018/158647A1
An anti-pinch method for an apparatus for automatic movement of sliding windows in a motor vehicle, in particular a power-window apparatus, comprising a d.c. electric motor (M) that moves a window (F) so that it slides along guides, said...  
WO/2018/138807A1
A motor drive device (2) is provided with: a single phase inverter 11 for applying an AC voltage to a single phase motor (12); a position sensor 21 attached to the single phase motor (12) and detecting the rotor rotational position of th...  
WO/2018/135949A8
A control unit is presented for controlling a driving unit arranged for adjustment of one or more first air guiding flaps of a motorised vehicle between a first outer position and a second outer position. The control unit comprises a com...  
WO/2018/135949A1
A control unit is presented for controlling a driving unit arranged for adjustment of one or more first air guiding flaps of a motorised vehicle between a first outer position and a second outer position. The control unit comprises a com...  
WO/2018/123453A1
A device (100) which acquires information relating to the rotation of an electric motor (10) that is provided with a commutator (20) includes: a rotation angle calculation unit (32) that calculates a rotation angle (θ) of the electric m...  
WO/2018/123426A1
Provided is a device (100) for acquiring information on the rotation of a motor (10), said device comprising a rectifier that includes a rotational angular velocity calculation unit (31) for calculating a rotational angular velocity (ω)...  
WO/2018/121548A1
A DC electric drive apparatus and an electric device. The DC electric drive device (10) is provided in an electric device to drive the electric device, and comprises: a DC motor (11), for driving the electric device; a DC power source, f...  
WO/2018/117286A1
The objective of the present invention is to provide a compressor that is applied to a refrigerator without a cycle matching capability or a refrigerator without a control unit and can control the driving of a linear motor by itself, in ...  
WO/2018/116047A1
A modular tool system is disclosed that has a power unit, a battery, a controller, a sensor, and a plurality of tool modules. The hand-held sized power unit can include a motor housing and a motor with a shaft. The controller can variabl...  
WO/2018/095159A1
An unmanned aerial vehicle and control method therefor, the unmanned aerial vehicle comprising: a flight control system (101), an electronic governor (102), a plurality of motors (103) and a propeller connected to the motors (103); the e...  
WO/2018/096421A1
The invention is related to a drive control for driving a dc motor of an electrical household appliance, in particular a hair cutting device such as an electric razor, shaver or epilator, at constant rotational speed. The drive control c...  
WO/2018/087689A1
The present invention relates to an electrical machine for attaining varying torque at different speeds in vehicles by using switch combinations. The electrical machine comprises a coil with multiple sections C1, C2, C3, C4, C5, C6 conne...  
WO/2018/079128A1
A ripple detection device 10 having: a current detection unit 11 that outputs a change in armature current as a voltage change signal; a first smoothing circuit block 12 that extracts a current ripple component and a noise component from...  
WO/2018/076937A1
A voice coil electric motor (30) control method and system, and a controller (10). The voice coil electric motor (30) is electrically connected to a drive circuit (20) and is mechanically connected to a displacement sensor (40), and the ...  
WO/2018/072013A1
An apparatus includes a rotatable common shaft configured to be rotatable about a longitudinal shaft axis extending along the rotatable common shaft. Rotatable electric machines are arranged on the rotatable common shaft. This is done in...  
WO/2018/075815A1
An apparatus, system, and method for connecting an auxiliary device to a model vehicle are provided. The apparatus includes an accessory port connected to an electronic speed controller and an accessory connector connected to the auxilia...  
WO/2018/069380A1
The invention relates to a method for determining the position of an outer part (12) of a vehicle, said outer part being movable between a closed position and an open position by means of at least one mechanically commutated direct curre...  
WO/2018/066550A1
An opening-closing body control device comprises: a switching unit that is provided between a power source device and a drive source; a controlling unit that electrically connects or disconnects the power source device and the drive sour...  
WO/2018/054672A1
The invention relates to a motor device (1) for a switch drive (3) of an electric switch. The motor device (1) comprises a brushless three-phase motor (5) and an electronic control device (7) for controlling the three-phase motor (5). Th...  
WO/2018/050991A1
A method for supplying an inductive load (12) comprising an H-bridge type switching structure (2) coupled to a power supply and comprising a first, a second, a third and a fourth switch (M1, M2, M3, M4) and current measurement means suit...  
WO/2018/048403A1
A circuit includes a pulse generator to generate an output pulse in response to a signal representing rotation of a fan. A timing relationship between output pulses represents speed of the fan. A filter circuit converts the output pulse ...  
WO/2018/037528A1
Disclosed is a control method to be performed by a control device that controls a motor drive system that is provided with a motor to be driven by power supplied from a direct current power supply, and a switch element that controls the ...  
WO/2018/032428A1
A DSP-based control system for a brushless direct current electric motor comprises: a rotation speed regulator; a current regulator; a rotation speed calculation device; a magnetic pole position determination device; a software over curr...  
WO/2018/027170A1
Systems and methods for determining dynamic viscosity and density in fluids are provided. The system can include a motor assembly configured to support or pulls a wire having a sphere of a desired weight attached to one end up through a ...  
WO/2017/199313A1
A movable unit Sm is configured such that, with control for powering a drive coil 6, the movable unit Sm can carry out reciprocating motion within a rotation angle range Zm between a first position Xa and a second position Xb, and is con...  
WO/2017/189980A1
An electronic control module is provided. The electronic control module is operably connected to a power supply for providing power to a motor. The electronic control module includes an input device, a processor coupled to the input devi...  
WO/2017/180256A1
The method is for making an electric motor more efficient by iteratively changing when a processor sends activation signals to transistors (Q1, Q2) to minimize a current required to rotate a rotor (16) at a constant rotational speed. The...  
WO/2017/169474A1
[Problem] To provide a motor control device and a brake fluid pressure control device which provide a technology that enables low-rotational-frequency control of a motor while suppressing the generation of heat. [Solution] A motor contro...  
WO/2017/169639A1
Provided is a motor control device including: a drive unit for supplying to a motor a drive voltage that rotates the motor in a predetermined direction and in a direction opposite to the predetermined direction; a voltage detection unit ...  
WO/2017/159802A1
An opening-closing-body drive motor includes a motor main body, a drive circuit, and a control circuit. The motor main body is provided in order to freely open and close an opening-closing body of a vehicle. The drive circuit supplies dr...  
WO/2017/152321A1
A motor control system using optical fiber remote control technology, comprising a center console, optical fiber (4) and a motor device (5), the center console comprising a housing (1), and a display interface (2) and control buttons (3)...  
WO/2017/150070A1
A motor driving device (7) that drives a motor (3) having two winding sets (31, 32) is provided with: semiconductor switches (71R, 72R) that are provided, respectively, in two current passing systems (71, 72), which include respective dr...  
WO/2017/141549A1
Provided is a driving-device control apparatus capable of causing reciprocating motion of a movable body in accordance with a lesser number of control commands. According to the present invention, a non-contact power supply apparatus inc...  
WO/2017/137692A1
The present invention relates to an H-bridge device (HS0, HS1, LS0, LS1) and an associated control method of an H bridge, controlling a load (M) such as a DC electric motor, configured to prevent any polarity inversion in the load during...  
WO/2017/136510A1
A method of controlling a motor may include receiving command data indicating only a desired torque and/or force for the motor and including no torque and/or force or current feedback data from the motor. Based on the command data and at...  
WO/2017/133219A1
A voice coil motor activation control method and apparatus and a camera module are provided. The method comprises: controlling a voice coil motor driver to output an activation current to a voice coil motor, wherein the activation curren...  
WO/2017/119833A1
A spring return throttle actuator (1) including: an electric, plural-coil (C1, C2, C3), DC motor (2) having an output shaft 4, a throttle return spring (10), a gear transmission (5) connected to the output shaft, a control unit (CPU) ada...  
WO/2017/119832A1
A spring return throttle actuator (1) including: an electric, plural-coil (C1, C2, C3) DC motor (2) having an output shaft (4), a throttle return spring (10), a gear transmission (5) connected to the output shaft, a control unit (CPU) ad...  
WO/2017/119834A1
A spring return throttle actuator (1) including: an electric, plural-coil (C1, C2, C3), DC motor (2) having an output shaft 4, a throttle return spring (10), a gear transmission (5) connected to the output shaft, a control unit (CPU) ada...  
WO/2017/110875A1
This device for controlling a linear motor is provided with: a speed control unit that calculates a current command value through an integral operation using a first integral value as to the difference between the moving speed of a movab...  
WO/2017/104095A1
The purpose of the present invention is to provide a controller for EC fan motor control such that an EC fan motor is used for reducing power consumption, and an electronic controller is used, thereby achieving a reduction in size and we...  
WO/2017/104490A1
The purpose of the present invention is to more suitably estimate, without using a sensor, the state of a subject to be controlled. A state estimation device 1 is provided with a power supply 10, motor 20a, state estimation inductor 30, ...  
WO/2017/092174A1
A multi-phase brushless direct-current motor and a drive method therefor. The motor comprises a motor body and a drive module, and the drive module comprises a controller, H-bridge single-stage inverters of all phases and independent pha...  
WO/2017/082072A1
If the rotation start position of a rotating shaft 132 is an intermediate start position 31a (in other words, if the rotation of the rotating shaft 132 is to be restarted after having been stopped midway through a rotation), a target rot...  
WO/2017/061088A1
A servo motor according to the present invention comprises a first body and a second body that are configured to be rotatable relative to each other. The second body comprises two first electrodes in which communication information is mo...  
WO/2017/062254A1
A noise suppression circuit for use with a noise source (212, 214) connected to ground may include a first capacitor (230) having a first terminal and a second terminal, the first terminal of the first capacitor being connected to the no...  
WO/2017/061396A1
The present invention protects an internal circuit of a battery-shaped power source device from surge voltage generated in an inductive load, and prevents or reduces exhaustion of an external battery which is used together with the batte...  
WO/2017/053254A2
: A surgical stapler. The surgical stapler includes a drive system, an electric motor, a battery and a control system. The electric motor is mechanically coupled to the drive system. The battery is electrically couplable to the electric ...  
WO/2017/053256A1
A surgical stapler. The surgical stapler includes a drive system, an electric motor, a battery and a control system. The drive system includes a movable drive member. The electric motor is mechanically coupled to the drive system. The ba...  

Matches 1 - 50 out of 23,055