Diversification of a single integrated circuit identifier
US7796759B2 · kind B2 · utility
6Cited by
34References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2002 |
| Grant date | Sep 14, 2010 |
| Priority date | — |
| Expiry date | Dec 3, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and a circuit of generation of several secret quantities by an integrated circuit according to the destination of these secret quantities, including taking into account a first digital word forming a single identifier of the integrated circuit chip and coming from a physical parameter network, and of individualizing this identifier according to the application.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.