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.
Patent No.:
Date of Patent:
Feb. 24, 2026
Filed:
Apr. 24, 2023
Applicant:
Drexel University, Philadelphia, PA (US);
Inventors:
Ioannis Savidis, Wallingford, PA (US);
Ziyi Chen, Philadelphia, PA (US);
Assignee:
Drexel University, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/17768 (2020.01); H03K 19/17728 (2020.01);
U.S. Cl.
CPC ...
H03K 19/17768 (2013.01); H03K 19/17728 (2013.01);
Abstract
In this paper, a novel field-programmable analog array (FPAA) is proposed to secure the intellectual property (IP) of analog and mixed-signal circuits. A obfuscation technique is developed to efficiently mask the topology of both differential mode and single-ended mode analog circuits.