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:
Jun. 02, 2026

Filed:

Mar. 11, 2022
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Dan S. Lavric, Beaverton, OR (US);

Yenting Chiu, Portland, OR (US);

Tahir Ghani, Portland, OR (US);

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/423 (2006.01); H01L 27/092 (2006.01); H01L 29/06 (2006.01); H01L 29/786 (2006.01); H10D 30/67 (2025.01); H10D 62/10 (2025.01); H10D 84/85 (2025.01);
U.S. Cl.
CPC ...
H10D 30/6735 (2025.01); H10D 30/6757 (2025.01); H10D 62/121 (2025.01); H10D 84/85 (2025.01);
Abstract

Gate-all-around integrated circuit structures having additive gate structures are described. For example, an integrated circuit structure includes a first vertical arrangement of horizontal nanowires, and a second vertical arrangement of horizontal nanowires. A P-type gate stack is over the first vertical arrangement of horizontal nanowires, the P-type gate stack having a P-type conductive layer over a first gate dielectric, and an intervening conductive seed layer between the P-type conductive layer and the first gate dielectric. An N-type gate stack is over the second vertical arrangement of horizontal nanowires, the N-type gate stack having an N-type conductive layer over a second gate dielectric, and the intervening conductive seed layer between the N-type conductive layer and the second gate dielectric. The P-type gate stack is in contact with the N-type gate stack.


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