Recording medium, information transmission method, terminal, server, and recording method
US7426751B2 · kind B2 · utility
6Cited by
6References
26Claims
0Family size
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Key dates
| Filing date | Jul 18, 2003 |
| Grant date | Sep 16, 2008 |
| Priority date | — |
| Expiry date | Nov 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.