Patent · US Expired

Recording medium, information transmission method, terminal, server, and recording method

US7426751B2 · kind B2 · utility

6Cited by
6References
26Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 18, 2003
Grant dateSep 16, 2008
Priority date
Expiry dateNov 29, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B20/1833
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A recording medium including at least a lead-in region, a recording region in which information is recorded, and a lead-out region. In this configuration, medium identification information that includes user identification information accessible by the user is recorded in at least any one of the lead-in region, the recording region, and the lead-out region.

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