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:
Jul. 14, 2026

Filed:

Apr. 20, 2023
Applicant:

Globalfoundries Singapore Pte. Ltd., Singapore, SG;

Inventors:

Thanh Hoa Phung, Singapore, SG;

Myo Aung Maung, Singapore, SG;

Hari Balan, Singapore, SG;

Anurag Swarnkar, Singapore, SG;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H10W 20/49 (2026.01); H10D 84/01 (2025.01);
U.S. Cl.
CPC ...
H10W 20/493 (2026.01); H10D 84/01 (2025.01);
Abstract

An electrically programmable fuse includes a first contact, a second contact spaced from the first contact, and a link between and electrically connecting the first contact and the second contact. The first contact, the second contact and the link include semiconductor material. A gate structure is partially over the link, leaving an uncovered link region uncovered by the gate structure. A silicide region is within the uncovered link region and provides an effective fuse link. The gate structure blocks silicide formation over an entirety of the fuse link, reducing the width of the effective fuse link, reducing the necessary programming current and the overall size of the electrically programmable fuse.


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