Patent · US Expired

Record carrier and scanning device

US7983118B2 · kind B2 · utility

0Cited by
12References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 2002
Grant dateJul 19, 2011
Priority date
Expiry dateJul 24, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2220/257
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical record carrier (1) includes an area (2) for storing user information and an area (3) for storing control information. The control information is arranged in a block of frames of equal length. The block includes an identification of the total number of frames in the block.

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