Stepper motor drive circuit
US5530332A · kind A · utility
17Cited by
14References
29Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 9, 1994 |
| Grant date | Jun 25, 1996 |
| Priority date | — |
| Expiry date | Aug 9, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P8/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A drive circuit for a stepper motor intended to drive a load, which circuit is adapted to operate in a chopper drive mode during a motor acceleration phase, and an L/R drive mode during a subsequent cruise phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.