| Patents for H02P 8 - Arrangements for controlling dynamo-electric motors rotating step by step (4,097) |
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| 08/14/2013 | CN103248300A Angle sensor control device based on transformation of polar coordinate |
| 08/13/2013 | US8508815 Scanner |
| 08/13/2013 | US8508177 Stepping motor drive device |
| 08/08/2013 | US20130200838 Motor control device, image forming apparatus including the motor control device, and motor control method |
| 08/07/2013 | CN203119829U Two-phase stepping motor subdivision driver based on ARM control |
| 08/07/2013 | CN203119828U Stepping motor control system based on single chip microcomputer |
| 08/07/2013 | CN103234986A An intelligent electronic device, a QXAFS (quick X-ray absorption fine structure) system and a data acquisition and motor control method |
| 08/01/2013 | US20130193902 Driving apparatus, printing apparatus having driving apparatus, and method of controlling driving apparatus |
| 07/25/2013 | US20130188256 Rotary Drive Mechanism And Light Dispersion System Having The Same |
| 07/24/2013 | CN203086400U Multi-path two-phase driving circuit for stepping motor |
| 07/24/2013 | CN102025308B 驱动器电路 Driver circuit |
| 07/18/2013 | US20130182542 Stepping motor control circuit, movement, and analogue electronic timepiece |
| 07/17/2013 | CN203071857U Stepping motor control device based on single chip microcomputer |
| 07/17/2013 | CN103208959A Stepping motor control circuit, movement and analogue electronic timepiece |
| 07/17/2013 | CN101968008B Error correcting method for step out of stepping motor |
| 07/10/2013 | CN203057057U An inertial sensor rotation position correcting device driven by a stepper motor |
| 07/10/2013 | CN203055668U Drive mechanism of tensioner |
| 07/10/2013 | CN103199782A Stepping motor control method for laser pickup unit of disc player |
| 07/04/2013 | DE112011103358T5 Mikroschritt-Antriebssteuerungsvorrichtung für einen Schrittmotor Micro step drive control device for a stepping motor |
| 07/03/2013 | CN203039633U Stepper motor controller |
| 07/03/2013 | CN203039632U Voice smart stepping motor controller |
| 06/27/2013 | US20130162191 Micro-step driving control apparatus for stepping motor |
| 06/26/2013 | CN103178763A Method for eliminating locking noise of step motors by phase dislocation |
| 06/26/2013 | CN103178762A Stroke-controllable actuating device |
| 06/26/2013 | CN102111553B Drive control apparatus, image pickup apparatus, and drive control method |
| 06/25/2013 | US8472088 Image reading apparatus, image reading method and computer-readable information recording medium |
| 06/25/2013 | US8471517 Motor controlling apparatus and motor controlling method thereof |
| 06/19/2013 | CN203014728U Stepping motor controller |
| 06/19/2013 | CN103166553A Control method of stepping motor |
| 06/19/2013 | CN103166552A Stepping motor control circuit, movement, and analogue electronic timepiece |
| 06/19/2013 | CN103166551A Stepping driver |
| 06/18/2013 | US8466648 Motor control device and out-of-step detecting method |
| 06/12/2013 | CN202998000U Control circuit for stepping motor |
| 06/12/2013 | CN202997999U Solar auto-tracking stepping motor control system |
| 06/12/2013 | CN103155404A Microstep drive control device for stepping motor |
| 06/12/2013 | CN103151978A Driving controller for Ethernet stepping motor |
| 06/11/2013 | US8461795 Motor drive device and electronic device that uses the same |
| 06/11/2013 | US8461785 Speed controller for electric motor |
| 06/06/2013 | US20130142557 Drive transmission system, post-processing device, and image forming apparatus |
| 06/05/2013 | CN202978801U Stepping motor control device |
| 06/05/2013 | CN202978800U ARM-based stepper motor controller |
| 06/05/2013 | CN103138668A Motor control circuit and keyboard with the same |
| 06/05/2013 | CN103138667A Motor control circuit and keyboard with the same |
| 06/05/2013 | CN102270961B Signal subdividing method and subdividing device for sine-cosine encoder, and motor control device |
| 06/05/2013 | CN102111099B Motor drive circuit |
| 05/29/2013 | EP2596580A2 Method and circuit assembly for current control in 3-phase motors |
| 05/29/2013 | DE19906420B4 Lautsprechereinheit Speaker unit |
| 05/16/2013 | US20130119917 Apparatus and method for controlling stepping motor |
| 05/15/2013 | EP2592732A1 Electrically driven vehicle |
| 05/15/2013 | CN103107756A Apparatus and method for controlling stepping motor |
| 05/10/2013 | WO2013065286A1 Control device for air conditioning device |
| 05/10/2013 | WO2012062310A3 Method and circuit arrangement for detecting motor load without sensors and for controlling motor current according to load for a stepper motor |
| 05/09/2013 | US20130112133 Stepper Motor Controller |
| 05/08/2013 | DE102012019257A1 System und Verfahren zum Steuern eines Schrittmotors System and method for controlling a stepping motor |
| 05/08/2013 | CN202931243U Driver for stepping motor |
| 05/08/2013 | CN202929845U DSP based asynchronous motor control device |
| 05/08/2013 | CN103095200A Rotation device and single-particle test system based on same |
| 05/08/2013 | CN103095199A Internal combustion locomotive purpose stepless speed regulation driver |
| 05/01/2013 | CN102291075B Integrated circuit for driving and control three groups of stepper motors |
| 04/25/2013 | WO2012010169A3 Method and circuit assembly for current control in 3-phase motors |
| 04/25/2013 | US20130103213 System and method for operating a turbine farm |
| 04/24/2013 | CN202906822U A stepless speed regulating driver used for a diesel locomotive |
| 04/24/2013 | CN202906821U Two-phase stepper motor drive circuit |
| 04/24/2013 | CN202906808U Double motor control device |
| 04/24/2013 | CN102291072B Simple and highly-efficient hybrid stepper motor driving device |
| 04/24/2013 | CN101951214B Excitation current shifting method and device for stepping motor |
| 04/23/2013 | US8427095 Actuation system with step motor |
| 04/17/2013 | EP2582035A2 Image forming apparatus, motor controlling apparatus, method for controlling motor |
| 04/17/2013 | CN202889275U Remote motor control system based on eCos and Web server |
| 04/17/2013 | CN202889274U Controller for stepping motor |
| 04/17/2013 | CN202889273U Stepping motor device controlled by single chip microcomputer |
| 04/17/2013 | CN103051264A Adjusting system for driving voltage of cradle head motor |
| 04/17/2013 | CN102340274B Method and circuit for controlling stepper motor |
| 04/17/2013 | CN102291073B Multi-axis stepper motor interpolation controller and multi-axis stepper motor motion control card |
| 04/10/2013 | CN202872714U Infrared remote control stepping motor controlled by computer |
| 04/10/2013 | CN103036494A Diagnosis of over-current conditions in bipolar motor controllers |
| 04/04/2013 | US20130082635 System and Method for Controlling a Step Motor |
| 04/04/2013 | DE102011054129A1 Verfahren und Schaltungsanordnung zum Ansteuern von elektrischen Motoren Method and circuit for controlling electric motors |
| 04/03/2013 | CN202856676U Stepper motor driver |
| 04/03/2013 | CN202855059U Stepping motor wireless Ad hoc network control system based on Zigbee |
| 03/28/2013 | US20130076291 Redundant interface for a stepper motor |
| 03/27/2013 | EP2573933A2 Redundant interface for a stepper motor |
| 03/27/2013 | CN202841041U Drive control circuit for stepping motors |
| 03/27/2013 | CN103001563A Driving method for vertical motor of tripod head |
| 03/20/2013 | CN202818211U Eight-axis synchronous stepping motor based control system |
| 03/20/2013 | CN202818210U Stepping motor control system based on C8051F series one-chip microcomputer |
| 03/20/2013 | CN202818209U Novel scanning-type radar |
| 03/20/2013 | CN202818208U Programmable stepping motor driver |
| 03/19/2013 | US8400099 Meter system with indicator for vehicle |
| 03/13/2013 | CN202798555U Device for manipulating and diagnosing at least two stepping motors and motor vehicle |
| 03/13/2013 | CN102969958A MW-stage cage-type asynchronous machine starting circuit and method |
| 03/13/2013 | CN102118128B Control method and device for accurate positioning on stepping motor |
| 03/13/2013 | CN102097992B Hydraulic failure treatment method of follow-up system of stepping motor speed regulator |
| 03/13/2013 | CN101662272B Pulse generating device |
| 03/07/2013 | DE10300700B4 Bewegungssteuerungssystem, das sowohl einen Schrittmotor als auch einen Gleichstrommotor umfaßt A movement control system which comprises both a step motor and a DC motor |
| 03/06/2013 | CN202772828U Stepper drive circuit for improving anti-interference ability of optocoupler circuit |
| 03/06/2013 | CN102957370A Novel stepping motor driver |
| 03/05/2013 | US8390236 Drive system for operating an electric device |
| 03/05/2013 | US8390235 Method and hardware system for driving a stepper motor in feed-forward voltage mode |
| 02/21/2013 | US20130043822 Method and apparatus for misstep detection and recovery in a stepper motor |