Method and system for providing secure subscriber content data
US6804357B1 · kind B1 · utility
126Cited by
9References
60Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 2000 |
| Grant date | Oct 12, 2004 |
| Priority date | — |
| Expiry date | Apr 28, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4753
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A personalized smart card stores therein public and private cryptography keys stored which are used to securely request and receive subscriber content data from a service provider, utilizing a remote control device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.