Method for rewriting defect management areas on optical disk according to ECMA standard
US5319626A · kind A · utility
110Cited by
7References
4Claims
0Family size
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Key dates
| Filing date | Aug 26, 1991 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Aug 26, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/20
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for rewriting four defect management areas on an optical disk according to an ECMA standard is performed by means of deleting an old data which has been recorded on the respective defect management areas and then sequentially writing down a new data on respective defect management areas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.