Method for driving a stepper motor
US4490665A · kind A · utility
15Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1983 |
| Grant date | Dec 25, 1984 |
| Priority date | — |
| Expiry date | Jul 26, 2003 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P8/32
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for driving a stepper motor. The method includes varying the width of the high level drive impulses of a bi-level drive system based on the desired speed to be achieved by the stepper motor. A microprocessor is used to vary the pulse width.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.