Information processing device, information processing method, and program
US8938073B2 · kind B2 · utility
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2References
6Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 11, 2011 |
| Grant date | Jan 20, 2015 |
| Priority date | — |
| Expiry date | Jan 31, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/60
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An information processing device including: a data processing unit that generates an encryption key of content; and a communication unit that transmits an encryption key generated by the data processing unit, wherein the data processing unit generates, as the encryption key, individual keys that are different for each new content recording processing on a recording medium in a content recording device, and transmits the individual keys through the communication unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.