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9088214 Switching power supply circuit  
A reactor, a diode, and a switching element connected to a path constitute a booster circuit, and another reactor, another diode, and another switching element connected to another path constitute...
9075400 Motor control device  
A motor control device that controls motion of a control target including a motor and a vibratable element includes a generating unit configured to generate, according to state information...
9043030 Manipulator and path generation method thereof  
A manipulator and a method of generating the shortest path along which the manipulator moves to grip an object without collision with the object models a target object and a gripper into a...
9041330 Sensorless brushless motor control device  
A sensorless brushless motor control device includes a first amplification module common to all motor phases and generating an intermediary voltage signal, a voltage divider between each motor...
9043024 Vision correction method for tool center point of a robot manipulator  
A vision correction method for establishing the position of a tool center point (TCP) for a robot manipulator includes the steps of: defining a preset position of the TCP; defining a preset...
9041335 Driver circuit and driving method  
A driver circuit for driving an electrical load includes an input terminal pole connecting the driver circuit to an AC voltage source, an output terminal pole connecting the driver circuit to the...
9041333 Motor driving control apparatus, motor driving control method, and motor using the same  
There are provided a motor driving control apparatus, a motor driving control method, and a motor using the same. The motor driving control apparatus includes a controller, a duty ratio...
9041324 AC motor control apparatus  
A control apparatus of an AC motor improves an electric current estimation accuracy of the AC motor. The control apparatus includes an electric current estimation unit that repeatedly performs an...
9041322 Electric power tool  
An electric power tool is included in a plurality of types of electric power tools. The plurality of types of electric power tools comprise a plurality of types of battery packs having different...
9041331 Motor controlling apparatus  
A motor controlling apparatus includes a first target torque value calculator, a frequency detector, a second target torque value calculator, a torque command value calculator, a torque limiter,...
9041328 Controller for improving control and operation of AC motors  
An electrical controller for electric motors is provided. A control system for an electric motor comprises a supply for supplying excitation current to different windings of the motor at any given...
9041332 System, method and apparatus for computing, monitoring, measuring, optimizing and allocating power and energy for a rod pumping system  
A system and methods are provided for controlling a motor of a rod pumping system using previous RPMs of the motor and predicting an RPM of the motor; correcting a power factor of a motor of a rod...
9041521 Floor-based haptic communication system  
The present relates to a system for providing vibration feedback to at least one foot. The system comprises at least one rigid surface for receiving the at least one foot, one vibrotactile...
9041326 Method for operating a brushless electric motor  
A method for operating a brushless electric motor, the windings being energized by an inverter with the aid of six switches. A detection unit for detecting defective switches, a unit for measuring...
9041402 Detecting an abnormality of a switch in a high voltage electrical substation  
There is provided a method for determining an abnormality during operation of a high voltage disconnect switch, the method comprising: determining a current position of an arm of the high voltage...
9041323 Apparatus and method for asymmetrical coast control of an endodontic motor  
An apparatus for controlling asymmetrical coasting of an endodontic reciprocating motor includes a controller operatively connected to the endodontic motor. The controller may include a processing...
9041321 PWM control of vibration motors for mobile electronic devices  
An improved vibration motor controller and method maintains a substantially consistent vibration over time, despite decreasing battery voltage over time, with the controller used in a mobile...
9041336 Robot having repeatable disturbance compensation algorithm  
A controller for a substrate transport apparatus. The controller includes a first system and a second system for at least partially controlling a movement of a motor of the substrate transport...
9043090 Automatic steering apparatus  
An automatic steering apparatus that can suppress steering wheel vibration and that can also smooth angular control. In the automatic steering apparatus, a motor that steers steered wheels is...
9041334 Motor control with voltage harmonic shaping  
A control system for an electric motor comprises a current sensing means arranged to produce a current sensing output indicative of electric current in the motor, current control means arranged to...
9041319 Actuator having an address selector  
A system incorporating an actuator connected to a polarity-insensitive two-wire communications bus. The actuator may have an electromechanical mover, a processor connected to the electromechanical...
9041325 Control device for alternating current motor  
A control device for an alternating current motor according to embodiments includes a current distributor and a phase estimator. The current distributor divides a torque command by using a control...
9041320 Portable, electric work apparatus  
The invention relates to a portable work apparatus having a housing and a work tool which is driven by an electric motor via a gear assembly. A flywheel which rotates about a rotational axis is...
9041329 Vehicle electric machine control strategy  
A vehicle having a traction battery and at least one electric machine for propelling the vehicle is provided. A high voltage DC bus electrically connects the traction battery to the electric...
9041337 Motion profile generator  
Systems and methods are provided for generating a constraint-based, time-optimal motion profile for controlling the trajectory of a point-to-point move in a motion control system. A profile...
9041327 Method and apparatus for overvoltage protection and reverse motor speed control for motor drive power loss events  
Apparatus and methods are presented for mitigating overvoltages and limiting reverse motor speeds for motor drive power loss events, in which a first power dissipation circuit is enabled at the...
9032603 Automated assembly apparatus and method of assembling components by using automated assembly apparatus  
While a second component is brought into contact with a first component, the first component and the second component are rotated with respect to each other around a specific rotation axis, and...
9035511 Electric motor braking system for rotolinear actuator  
The electric motor consists of a rotor fitted with permanent magnets and comprises a stator the armature of which is made up of two parts: a stack of laminations forming round teeth and a solid...
9035591 Control method of electronic parking brake system  
Disclosed is a control method of an electronic parking brake system, which variably controls the duty of voltage applied to a motor upon release of the electronic parking brake system. The control...
9035584 Quadrant change control in brushless DC motors  
A method and apparatus for controlling a change in a quadrant of operation of a brushless direct current motor. A quadrant change in an operation of a motor is identified. In response to...
9037292 Robot and control method of optimizing robot motion performance thereof  
A robot and a method of controlling the same are disclosed. The robot derives a maximum dynamic performance capability using a specification of an actuator of the robot. The control method...
9035582 Motor driving apparatus and motor apparatus using the same  
A motor driving apparatus includes an automatic gain control circuit on a signal path for transmitting a rotor-position detecting signal (hall voltage signal), and the automatic gain control...
9035593 Controlling dynamic systems by measuring the short circuit current of a photovoltaic generator  
The dynamic system is part of a dynamic apparatus having at least one photovoltaic generator, at least one battery and at least one device for controlling the dynamic apparatus. The method for...
9035577 Method for operating a closing device, and a closing device  
The invention relates to a method for operating a closing device, wherein a closing element (2), with the aid of a drive motor (4) controlled by a control unit (7), can be displaced in a closing...
9035580 AC motor control apparatus  
A control apparatus for a three-phase AC motor includes a current sensor and a current estimation section. The current sensor detects current flowing through one phase of the motor. The current...
9035583 System for controlling the speed of an electric fan  
The system has a driving circuit for the motor of the electric fan, coupled to the electrical system of a motor vehicle and having a plurality of controlled electronic switches, and an electronic...
9035587 Motor control loop with fast response  
A system and method of controlling a motor are disclosed. The system comprises a current observer for observing a motor current at a sampling rate and a proportionate-integral controller that...
9035588 Brushless motor driving apparatus and brushless motor driving method  
A brushless motor driving apparatus that rotates and drives a brushless motor, which has a plurality of coils, by switching energization modes corresponding to phases of the brushless motor,...
9035578 System for coupling at least one DC source to a controllable energy store and associated operating method  
The invention relates to a system for coupling at least one DC source (9) to a controllable energy store (2), which is used for controlling and supplying electrical energy to an n-phase electric...
9035589 Method and processing unit for determining the position of the armature of a synchronous machine relative to the stator of the synchronous machine  
A method for determining a position of an armature of a synchronous machine relative to a stator of the synchronous machine includes the steps of applying to the synchronous machine a plurality of...
9035612 Method for transferring energy between at least two energy storage cells in a controllable energy store  
In a method for transferring energy between at least two energy storage cells in a controllable energy store that serves to control and to supply electrical energy to an n-phase electric machine,...
9035592 Apparatus and method for controlling speed of motor  
Disclosed herein are an apparatus and a method for controlling a speed of a motor. An apparatus for controlling a spaced of a motor according to an exemplary embodiment of the present invention...
9035581 Motor control device  
A motor control device that can improve stability of sensorless control of a permanent magnetic synchronous motor. Rotor position detection (10) includes motor parameter correction (30) for...
9035586 Motor driving device for protecting inrush current  
A motor driving device for protecting inrush current is disclosed, where the motor driving device includes a resistor, a capacitor, an electronic switch, a rectifier and a driving circuit. The...
9035594 Boost converter control apparatus  
A boost converter control apparatus for controlling a motor drive system which is provided with a boost converter disposed between an electric power converter and a direct current power supply,...
9035585 Motor drive circuit  
A motor-drive circuit includes a detection circuit to detect a reverse current to flow in a direction from a first sink-side transistor to a second source-side transistor or in a direction from a...
9035590 Motor driving apparatus and method  
There are provided a motor driving apparatus and method, the motor driving apparatus including: a filter controlling unit detecting a frequency of a pulse width modulation (PWM) signal and...
9035579 Actuation systems comprising an active-material actuator  
An actuator system for use in selectively engaging an input to an output. The actuator system includes an input sub-system having an input component configured to connect to an input element which...
9037336 Robot system  
A robot system includes a planar sign, a robot, a distance direction sensor, and a controller. The controller is configured to control the robot and includes a map data memory and a progress...
9030138 Method for driving an electric motor  
A circuit configuration for driving an electric motor includes a signal evaluation module, which stores a number of output patterns. An input pattern is specified, and as a function of the input...