Recording device, recording method, computer program, and recording medium
US8161086B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Jul 17, 2008 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Aug 10, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B27/031
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided a recording device for generating and coding metadata, the recording device including a metadata describing part for describing the metadata; and a coding part for coding the metadata described in the metadata describing part in a binary format, and generating coded data; wherein the metadata describing part describes alternative information for embedding alternative data to the coded data when data is not present for a non-essential item in the metadata; and the coding part performs coding with the alternative data embedded when the alternative information is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.