Patent · US Expired

Optical recording medium having short wobble period length

US6741547B2 · kind B2 · utility

9Cited by
9References
84Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 9, 2001
Grant dateMay 25, 2004
Priority date
Expiry dateApr 3, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2007/24612
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical recording medium having a disk-like substrate and a recording layer provided over the substrate and containing at least one organic dye. The substrate has a wobble with a period length PL in the range of 4T to 96T.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.