Invention Grant
- Patent Title: Physically unclonable function (PUF) device and method of extending challenge/response pairs in a PUF device
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Application No.: US15343555Application Date: 2016-11-04
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Publication No.: US10511451B2Publication Date: 2019-12-17
- Inventor: Shih-Lien Linus Lu , Saman M. I. Adham
- Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
- Applicant Address: TW Hsinchu
- Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
- Current Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
- Current Assignee Address: TW Hsinchu
- Agency: WPAT, P.C., Intellectual Property Attorneys
- Agent Anthony King
- Main IPC: H04L9/32
- IPC: H04L9/32 ; G06F7/58 ; G09C1/00
Abstract:
A physically unclonable function (PUF) device comprises a memory block including an array of cells, and a pseudo random number generator (PRNG) configured to generate a number of addresses to challenge the memory block in response to an element selected out of a combination.
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