Transfer function for track average amplitude prediction
US6940279B2 · kind B2 · utility
2Cited by
14References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2003 |
| Grant date | Sep 6, 2005 |
| Priority date | — |
| Expiry date | Jul 11, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/001
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus produce a read signal using a read head. A variable gain value is set that is used by a variable gain amplifier to amplify the read signal. The variable gain value is used to determine whether the head is functioning properly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.