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:
Mar. 17, 2015

Filed:

Mar. 14, 2012
Applicants:

Yan Zun LI, Lagrangeville, NY (US);

Zhengwen LI, Danbury, CT (US);

Chengwen Pei, Danbury, CT (US);

Jian Yu, Danbury, CT (US);

Inventors:

Yan Zun Li, Lagrangeville, NY (US);

Zhengwen Li, Danbury, CT (US);

Chengwen Pei, Danbury, CT (US);

Jian Yu, Danbury, CT (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/52 (2006.01); H01L 23/525 (2006.01); H01L 23/532 (2006.01); H01L 27/115 (2006.01);
U.S. Cl.
CPC ...
H01L 23/5256 (2013.01); H01L 23/53204 (2013.01); H01L 27/115 (2013.01);
Abstract

Methods of forming an electrically programmable fuse (e-fuse) structure and the e-fuse structure are disclosed. Various embodiments of forming the e-fuse structure include: forming a dummy poly gate structure to contact a surface of a silicon structure, the dummy poly gate structure extending only a part of a length of the silicon structure; and converting an unobstructed portion of the surface of the silicon structure to silicide to form a thinned strip of the silicide between two end regions.


Find Patent Forward Citations

Loading…