Systems and methods for media defect detection utilizing correlated DFIR and LLR data
US7849385B2 · kind B2 · utility
15Cited by
13References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2008 |
| Grant date | Dec 7, 2010 |
| Priority date | — |
| Expiry date | Mar 7, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/1816
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides systems and methods for detecting a media defect. A circuit providing a hard output and a soft output is used with the hard output and the soft output being combined and the product compared with a threshold. Based at least in part on the comparison, a media defect may be identified.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.