Stepping motor control system

Details Stepping motor control system Stepping motor control system

1993-07-29

1995-08-29

Cabeca, John W.

Electricity: motive power systems

Open-loop stepping motor control systems

318599, 318567, H02P 800

Patent

active

054463580

ABSTRACT:
A duty factor of a pulse is set in accordance with duty factor data at each timing determined by a timer function to change the duty factor of the pulse in one step of the drive of a stepping motor in order to control the motor power in open loop.

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patent: 4622603 (1986-11-01), Mizunuma et al.
patent: 4651068 (1987-03-01), Meshkat-Razavi
patent: 4710691 (1987-12-01), Borgstrom et al.
patent: 4791344 (1988-12-01), Yashida et al.
patent: 5283510 (1994-02-01), Tamaki et al.
Patent Abstracts of Japan, vol. 9, No. 154, pub'd Jun. 28, 1985, English Abstract of Japanese Patent 60-0342597.
Patent Abstracts of Japan, vol. 5, No. 110, pub'd Jul. 17, 1981, English Abstract of Japanese Patent 56-051689.
Patent Abstracts of Japan, vol. 11, No. 119, pub'd Apr. 14, 1987, English Abstract of Japanese Patent 61-266097.

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