Defect scanning for a disk drive
US8749905B1 · kind B1 · utility
8Cited by
2References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 7, 2012 |
| Grant date | Jun 10, 2014 |
| Priority date | — |
| Expiry date | Jun 15, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2508
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Apparatus and methods for performing defect scanning on a disk drive which includes a disk constructed to have tracks written on the disk for storing data. Test data is concurrently written in more than one track on the disk and the data written to the more than one track is read to detect defects on the disk.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.