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. 21, 2023

Filed:

Mar. 08, 2021
Applicant:

Globalfoundries U.s. Inc., Santa Clara, CA (US);

Inventors:

Hongru Ren, Mechanicville, NY (US);

David Pritchard, Glenville, NY (US);

Ryan W. Sporer, Mechanicville, NY (US);

Manjunatha Prabhu, Clifton Park, NY (US);

Assignee:

GLOBALFOUNDRIES U.S. Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/535 (2006.01); H01L 21/74 (2006.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
H01L 23/535 (2013.01); H01L 21/743 (2013.01); H01L 27/1203 (2013.01);
Abstract

An illustrative device disclosed herein includes a doped well region and a conductive well tap conductively coupled to the doped well region, the conductive well tap including first and second opposing sidewall surfaces. In this example the device also includes a first sidewall spacer that has a first vertical height positioned around the conductive well tap and a second sidewall spacer positioned adjacent the first sidewall spacer along the first and second opposing sidewall surfaces of the conductive well tap, wherein the second sidewall spacer has a second vertical height that is less than the first vertical height.


Find Patent Forward Citations

Loading…