Method and apparatus for driving stepping motor

Details Method and apparatus for driving stepping motor Method and apparatus for driving stepping motor

1990-01-10

1991-10-29

Shoop, Jr., William M.

Electricity: motive power systems

Open-loop stepping motor control systems

318685, H02P 800

Patent

active

050618881

ABSTRACT:
A driving apparatus for a stepping motor with a rotor and a plurality of windings, adapted for reduction of fluctuation of the rotor, comprises a driver responsive to drive control data for selectively driving each of said plurality of windings, a current controller responsive to current control data for controlling a driving current applied to the stepping motor, and a controller responsive to a rotation command for generating and applying the current control data and the drive control data to the current controller and the driver, respectively.

REFERENCES:
patent: 4471282 (1984-09-01), Moriguchi
patent: 4495455 (1985-01-01), Araki
patent: 4642544 (1987-02-01), Furumura et al.

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