Mechanism to prevent counterfeiting in a hardware device
US7415732B2 · kind B2 · utility
8Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2005 |
| Grant date | Aug 19, 2008 |
| Priority date | — |
| Expiry date | Jun 18, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/71
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for preventing counterfeit of a hardware device is disclosed. The method comprises determining whether a first indicator for a hardware device is set, wherein the first indicator when set indicates that the device is not a counterfeit device, and if the first indicator is not set, then activating a counter, setting a second indicator when the counter expires, and operating the hardware device in a counterfeit mode when the second indicator is set, wherein the counterfeit mode identifies the hardware device as a counterfeit device. Other embodiments are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.