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:
Oct. 29, 2019

Filed:

Aug. 25, 2017
Applicant:

Globalfoundries Inc., Grand Cayman, KY;

Inventors:

Chun Yu Wong, Ballston Lake, NY (US);

Jagar Singh, Clifton Park, NY (US);

Assignee:

GLOBALFOUNDRIES INC., Grand Cayman, KY;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/525 (2006.01); H01L 23/528 (2006.01); H01L 21/762 (2006.01); H01L 29/161 (2006.01);
U.S. Cl.
CPC ...
H01L 23/5256 (2013.01); H01L 21/762 (2013.01); H01L 21/76224 (2013.01); H01L 23/528 (2013.01); H01L 29/161 (2013.01);
Abstract

Methods of forming a hybrid electrically programmable fuse (e-fuse) structure and the hybrid e-fuse structure are disclosed. In various embodiments, the e-fuse structure includes: a substrate; an insulator layer over the substrate; a pair of contact regions overlying the insulator layer; and a silicide channel overlying the insulator layer and connecting the pair of contact regions, the silicide channel having a first portion including silicide silicon and a second portion coupled with the first portion and on a common level with the first portion, the second portion including silicide silicon germanium (SiGe) or silicide silicon phosphorous (SiP).


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