Methods and devices for discouraging unauthorized modifications to set top boxes and to gateways
US7565678B2 · kind B2 · utility
5Cited by
13References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2001 |
| Grant date | Jul 21, 2009 |
| Priority date | — |
| Expiry date | Jan 7, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/454
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and devices are disclosed for discouraging unauthorized modifications to set top boxes and gateways. Resource information is received that describing the number of disk drives and/or the capacity of each disk drive. A processor communicates with a database that stores configuration information. The processor compares the resource information to the configuration information. When the resource information differs from the configuration information, then the processor detects unauthorized modifications to the set top box.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.