Physical unclonable functions with copper-silicon oxide programmable metallization cells
US11869852B2 · kind B2 · utility
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65References
16Claims
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Key dates
| Filing date | Sep 21, 2021 |
| Grant date | Jan 9, 2024 |
| Priority date | — |
| Expiry date | Sep 21, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/083
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A physical unclonable functions (PUF) device including a first copper electrode, a second electrode, and a silicon oxide layer positioned directly between the first copper electrode and the second electrode; a method of producing a PUF device; an array comprising a PUF device; and a method of generating a secure key with a plurality of PUF devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.