Data recording method, data recording apparatus and data recording medium
US8422862B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Oct 20, 2010 |
| Grant date | Apr 16, 2013 |
| Priority date | — |
| Expiry date | May 11, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B27/034
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a data recording method, a data recording apparatus and a data recoding medium, for downloading plural numbers of contents, thereby to record them, additionally, onto a same recording medium, while maintaining the compatibility of reproduction with using an existing player, a maximum file number, which is already recoded on the recording medium, is noticed to a server, and thereby additional contents is downloaded after changing management information in such that the file numbers do not duplicate with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.