Defense techniques for split manufacturing
US10867937B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 2018 |
| Grant date | Dec 15, 2020 |
| Priority date | — |
| Expiry date | May 23, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L23/576
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are various embodiments to enhance the security of a circuit design after a global routing of the circuit design and an assignment of wire layers for the circuit design. A tree can be extracted from the circuit design. The tree can include multiple gates and location information for the gates. The tree can be perturbed by moving one or more locations of one or more gates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.