Disc drive having charge feedback drive microactuator
US6504669B1 · kind B1 · utility
14Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1999 |
| Grant date | Jan 7, 2003 |
| Priority date | — |
| Expiry date | Jun 10, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/56
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A disc drive head positioning apparatus includes a head, a suspension which supports the head, a piezoelectric microactuator which is operatively coupled to the suspension, and a charge feedback driver which is operatively coupled to the piezoelectric microactuator. A method of positioning the head relative to a storage medium is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.