Patent · US Expired

Creation of synchronization marks in multilevel optical data storage

US7145858B2 · kind B2 · utility

2Cited by
10References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 2004
Grant dateDec 5, 2006
Priority date
Expiry dateSep 21, 2024

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.