Creation of synchronization marks in multilevel optical data storage
US6816447B1 · kind B1 · utility
27Cited by
10References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2001 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | Oct 11, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2545
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Creation and detection of synchronization marks for a multilevel data storage medium is disclosed. A sequence of symbols is generated and the sequence of symbols is written to the multilevel data storage medium. A corresponding sequence may be generated by a detector and correlated with read data to detect the synchronization mark.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.