Method and apparatus to detect circuit tampering
US7024565B1 · kind B1 · utility
16Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1999 |
| Grant date | Apr 4, 2006 |
| Priority date | — |
| Expiry date | Dec 17, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A circuit includes a capacitor formed with a dielectric including the dielectric encasing elements of the circuit. A detector detects changes in the capacitance of the capacitor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.