The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 14, 2024

Filed:

Apr. 24, 2019
Applicant:

Winbond Electronics Corp., Taichung, TW;

Inventor:

Yasuhiro Tomita, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 1/10 (2006.01); G06F 21/75 (2013.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
G06F 21/75 (2013.01); G06F 1/10 (2013.01); H01L 23/576 (2013.01);
Abstract

The intrinsic data generation device of the disclosure includes a modulation control part outputting a modulation control signal for controlling modulation, a modulation part modulating a signal based on the modulation control signal and outputting a modulated modulation signal, a PUF circuit specifying a relationship between input data and output data based on random variation intrinsic to the device and changing the output data based on the modulation signal, a data holding part holding the output data from the PUF circuit in response to the modulation control signal, and an intrinsic data output part outputting intrinsic data based on the output data provided from the data holding part.


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