Digital control loop
US6598007B2 · kind B2 · utility
5Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 5, 2001 |
| Grant date | Jul 22, 2003 |
| Priority date | — |
| Expiry date | Jan 5, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P23/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Asynchronous position pulses drive an interrupt to store pulse times via direct memory access; then synchronous sampling and analysis of the stored position pulse timings provides rate detection useful for feedback as useful in motor control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.