Method and apparatus to detect circuit tampering

Details Method and apparatus to detect circuit tampering Method and apparatus to detect circuit tampering

2006-04-04

2006-04-04

Barrón, Jr., Gilberto (Department: 2132)

Electrical computers and digital processing systems: support

Data processing protection using cryptography

Tamper resistant

C726S023000, C726S035000

Reexamination Certificate

active

07024565

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.

REFERENCES:
patent: 4353056 (1982-10-01), Tsikos
patent: 5389738 (1995-02-01), Piosenka et al.

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