Patent · US Active

Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit

US7830753B2 · kind B2 · utility

1Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 2008
Grant dateNov 9, 2010
Priority date
Expiry dateMar 31, 2029

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2220/2541
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In an optical disc, a track on which data is recordable is divided into a plurality of blocks, and each block includes L pieces of sub blocks. On each sub block, M-bit first digital information specifying a block address of a block including the each sub block and N-bit second digital information capable of representing a numerical value equal to or larger than L are recorded.

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