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 8 - Arrangements for controlling dynamo-electric motors rotating step by step
Patents for H02P 8 - Arrangements for controlling dynamo-electric motors rotating step by step (4,097)
12/2010
12/09/2010WO2010139098A1 Stroke-controllable actuating device
12/08/2010CN201667635U RS-485 controller of two-phase hybrid stepping motor
12/08/2010CN101599734B Method for realizing high-precision control of stepping motor by low-precision coded disc
12/08/2010CN101458389B Focusing device
12/08/2010CN101299589B Stepper motor movement controller based on DDS technique
12/01/2010CN101902193A Motor control device and motor control system
12/01/2010CN101902192A Direct automatic control method of hybrid stepper motor
11/2010
11/25/2010US20100295499 Stepping motor control circuit and analog electronic timepiece
11/24/2010EP1527512B1 Stepper driver system with current feedback
11/24/2010CN101895248A Stepping motor control circuit and analog electronic timepiece
11/23/2010US7839111 Stepper motor control apparatus
11/18/2010US20100289445 Method and hardware system for driving a stepper motor in feed-forward voltage mode
11/18/2010US20100289444 Driver circuit
11/18/2010US20100288364 Metering Valve Arrangement
11/17/2010EP2251972A1 Method and hardware system for driving a stepper motor in feed-forward voltage mode
11/17/2010CN201639535U Intelligent driver of multi-task stepper motors
11/17/2010CN101888207A Method and hardware system for driving a stepper motor in feed-forward voltage mode
11/17/2010CN101257274B Motor driving apparatus
11/10/2010EP1646130B1 Motor
11/10/2010CN101884162A Method and device for identifying step loss in a stepper motor
11/03/2010CN101499764B Monitoring system and method for stepping motor
11/03/2010CN101309062B Driving circuit and motor system
11/02/2010US7825619 Method and apparatus for controlling stopping of vibration generating stepping motor
10/2010
10/28/2010US20100272485 Driving control apparatus for stepping motor and image forming apparatus
10/28/2010US20100270965 Stepping motor control circuit and analog electronic watch
10/27/2010EP2244371A1 Motor drive device
10/27/2010CN201616802U 两相混合式步进电机恒速转矩控制器 Two-phase hybrid stepper motor torque constant speed controller
10/27/2010CN101873098A Stepping motor control circuit and analog electronic watch
10/21/2010WO2010120430A2 Calibration of motor for constant airflow control
10/20/2010CN101867340A Method for controlling stepping motor of desktop type intelligent digital control process system
10/20/2010CN101865697A Minitype two-axle rotating table based on stepping motor
10/19/2010US7816883 Return-to-zero control method for a stepper motor
10/13/2010CN201608681U 伺服电机或步进电机转速控制电路 Servo motor or stepper motor speed control circuit
10/13/2010CN101860312A Stepping motor control circuit and analog electronic clock
10/07/2010US20100254226 Stepping motor control circuit and analog electronic watch
10/06/2010CN201601645U 一种步进电机控制驱动电路 A stepping motor control drive circuit
10/06/2010CN101854144A Method for detecting a step loss condition
09/2010
09/30/2010US20100244763 Circuit arrangement for load-dependent control of current flow time in motor windings of self-timed bipolar stepper motors
09/30/2010US20100243392 system for damping oscillations in a structure
09/23/2010US20100239290 Toner agitating stepping motor control unit, image forming apparatus and stepping motor control method
09/23/2010US20100238768 Stepping motor control circuit and analogue electronic timepiece
09/23/2010US20100238767 Stepping motor control circuit and analog electronic watch
09/23/2010DE102008007267B4 Sitzeinsteller sowie Sitz zur Anordnung in einem Fahrzeug Seat adjuster and seat for placement in a vehicle
09/22/2010EP2230077A1 Process for position-synchronization of a drive assembly consisting of a plurality of individual drives and a related drive assembly and a related printing machine
09/22/2010CN101841295A Linear motor motion control method based on fixed-step speed measurement
09/22/2010CN101841294A Stepping motor control circuit and analogue electronic timepiece
09/22/2010CN101841293A Stepping motor control circuit and analogue electronic timepiece
09/21/2010US7800338 Method of decelerating alternating current motor and inverter apparatus
09/21/2010US7800335 Method, apparatus, and program for driving a motor in a feedback control system, capable of suppressing motor oscillation
09/15/2010CN101834557A Closed-loop continuous tracking control method of electro-mechanical converter of stepping motor
09/14/2010US7795835 Step motor driving apparatus
09/07/2010US7791306 Apparatus, method, and system for controlling stepping motor
09/02/2010US20100220556 Stepping motor control circuit and analog electronic watch
09/01/2010EP2224298A1 Apparatus and method for determining a camera's required motor holding current
09/01/2010CN201571010U Controller of stepping motor
08/2010
08/25/2010CN201563096U Four-phase six-wire high-speed stepping motor driving control device
08/25/2010CN1886703B Analog electronic clock
08/25/2010CN101814888A Method for suppressing low-speed oscillation of hybrid stepper motor
08/25/2010CN101814887A Driving control method and circuit of low-loss hybrid stepping motor
08/25/2010CN101814886A Stepping motor control circuit and analog electronic watch
08/24/2010US7782006 Motor controlling device
08/24/2010US7781992 Power supply device for an electric motor method for operation of an electric motor
08/18/2010CN201557076U Energy-saving stepping motor driver
08/11/2010CN201550069U Drive circuit for stepping motor of photovoltaic electric automatic solar tracker
08/11/2010CN201546034U Control circuit of sewing machine
08/11/2010CN101803173A Motor drive device
08/05/2010US20100194216 Electronic Retrofit Controller for Hydraulically Adjusted Printing Press
08/05/2010US20100192836 Indicating instrument for vehicle
08/04/2010CN201541227U stepping motor controller
08/04/2010CN201541226U Motor control device capable of realizing position selection
07/2010
07/28/2010CN201536338U Microstepping motor closed-loop controller
07/28/2010CN201536314U 同心双驱动轴步进电机 Concentric dual stepper motor drive shaft
07/28/2010CN101789744A Driver circuit
07/28/2010CN101789743A Positioning system of a programmable logic controller
07/27/2010US7764058 Source follower circuit
07/14/2010CN101777864A Micromotor control system
07/08/2010WO2010076665A1 Circuit and method for speed monitoring of an electric motor
07/08/2010US20100172219 Stepping motor control circuit and analogue electronic timepiece
07/07/2010CN101276178B Image forming apparatus and method
07/01/2010US20100165796 Stepping motor control circuit and analogue electronic watch
07/01/2010US20100164426 Stepping motor control circuit and analogue electronic watch
06/2010
06/30/2010CN101764560A Stepping motor control circuit and analogue electronic watch
06/30/2010CN101764559A Stepping motor steering circuit and analog electronic timer
06/30/2010CN101764558A Stepping motor control circuit and analogue electronic watch
06/29/2010CA2441746C Magnetic motor
06/24/2010WO2010068988A1 Asymmetric electric pulse motor (aepm) and digital control system
06/24/2010US20100156328 Method of controlling motor in image reading apparatus
06/23/2010CN201515344U Wireless control system of stepping motor
06/23/2010CN101753085A Step motor controlled driving circuit
06/23/2010CN101753084A Stepping motor controller and analog electronic timepiece
06/17/2010US20100149924 Stepping motor controller and analog electronic timepiece
06/16/2010CN201509179U Servo drive stepping motor integrated machine
06/16/2010CN1758529B Motor driving apparatus, digital camera, and motor controlling method
06/16/2010CN101741304A CPLD-based multi-subdivision high-speed constant-torque controller of two-phase hybrid stepping motor
06/10/2010US20100141200 Stepping motor controlling device, method, and storage medium
06/10/2010US20100141199 Motor drive circuit
06/09/2010CN201504212U Stepping driver
06/09/2010CN201504211U Micromotor accurate control device
06/09/2010CN101728926A Micro step motor with double driving shafts
06/08/2010US7733043 Revolving door control system
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 41