Active damping circuit
US6275092A · kind A · utility
7Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1999 |
| Grant date | Aug 14, 2001 |
| Priority date | — |
| Expiry date | Nov 16, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/012
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An active damping circuit damps the ringing effect caused by a write circuit for a disk drive. The circuit includes upper switches and lower switched current sources. A capacitive feedback is connected between the output and the lower switched current sources.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.