Patent · US Active

Timing based camouflage circuit

US10262956B2 · kind B2 · utility

1Cited by

12References

20Claims

0Family size

Assignee

Cisco Technology, Inc. · US

Inventors

David Darmon · Jerusalem, IL
Avi Klein · Ashdod, IL
Yehuda Salmon · Jerusalem, IL
Aharon Grabovsky · Afula, IL
Ruben Attia · Holon, IL

Key dates

Filing date	Jul 3, 2017
Grant date	Apr 16, 2019
Priority date	—
Expiry date	Jul 3, 2037

Classification

Technology area (CPC G)Physics
CPC primaryG06F2119/12
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

In one embodiment, a chip comprising a circuit, the circuit comprising a plurality of components, wherein the circuit is adapted to perform a function that is dependent on timing behavior of the circuit, and wherein a geometry of a layout of the circuit is substantially the same as another geometry of another layout of another circuit adapted to perform another function that is dependent on different timing behavior.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.