Multiprocessor conditional access module and method for using the same
US7530108B1 · kind B1 · utility
6Cited by
19References
21Claims
0Family size
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Key dates
| Filing date | Mar 3, 2004 |
| Grant date | May 5, 2009 |
| Priority date | — |
| Expiry date | Oct 12, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4623
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method of controlling access to a media program via a receiver communicably coupleable to a conditional access module is described. The apparatus comprises a first processor, a second processor, and an interface module, communicatively coupled to the first processor and the second processor, the interface module for processing all communications with the conditional access module and externally manifesting a single virtual processor to the receiver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.