Information storage device and defect information management method
US6862150B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 17, 2000 |
| Grant date | Mar 1, 2005 |
| Priority date | — |
| Expiry date | Apr 17, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/20
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An information storage device which stores information in recording areas generated by dividing a track is provided, wherein servo information is configured, the information storage device including: a recording area setting part which divides a storage medium into predetermined recording areas; an error detecting part which detects an error in the servo information. When the error detecting part detects an error in the servo information, recording areas spanning from a recording area including the servo information having the error to a recording area including next servo information are replaced by other recording areas, wherein the servo error information is managed and recording area setting is restarted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.