Apparatus and method for controlling conversion of broadcasting program based on program protection information
US8750505B2 · kind B2 · utility
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15Claims
0Family size
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Key dates
| Filing date | Oct 21, 2009 |
| Grant date | Jun 10, 2014 |
| Priority date | — |
| Expiry date | Mar 2, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2005/91364
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Provided are an apparatus and method for controlling program conversion according to program protection information. The method for controlling conversion of a broadcasting program includes: demultiplexing a broadcasting program into broadcasting program data and program protection information; encrypting the broadcasting program data based on distribution condition of the program protection information when recordation of the broadcasting program data is requested; and recording the encrypted broadcasting program data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.