Protected storage of a datum in an integrated circuit
US7334131B2 · kind B2 · utility
5Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 11, 2002 |
| Grant date | Feb 19, 2008 |
| Priority date | — |
| Expiry date | Jun 7, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for protecting at least one first datum to be stored in an integrated circuit, including, upon storage of the first datum, performing a combination with at least one second physical datum coming from at least one network of physical parameters, and only storing the result of this combination, and in read mode, extracting the stored result and using the second physical datum to restore the first datum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.