Drive control method for stepping motor
US6274996A · kind A · utility
2Cited by
7References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 11, 1999 |
| Grant date | Aug 14, 2001 |
| Priority date | — |
| Expiry date | May 11, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P8/14
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A drive control apparatus for a stepping motor comprises a driving circuit connected to the stepping motor for driving the same, and a controller for outputting a control signal to the driving circuit so as to set up a W1-2 phase driving mode when the stepping motor is in an acceleration and deceleration states, and so as to set up 1-2 phase driving mode when the stepping motor is in a constant-speed state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.