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. 01, 2025

Filed:

Jul. 27, 2023
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;

Inventors:

Shin-Yi Yang, New Taipei, TW;

Meng-Pei Lu, Hsinchu, TW;

Chin-Lung Chung, Taoyuan, TW;

Ming-Han Lee, Taipei, TW;

Shau-Lin Shue, Hsinchu, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/532 (2006.01); H01L 21/3105 (2006.01); H01L 21/768 (2006.01); H01L 23/522 (2006.01);
U.S. Cl.
CPC ...
H01L 23/53276 (2013.01); H01L 21/31053 (2013.01); H01L 21/7682 (2013.01); H01L 21/76834 (2013.01); H01L 21/76877 (2013.01); H01L 21/76886 (2013.01); H01L 23/5226 (2013.01); H01L 23/53295 (2013.01);
Abstract

The present disclosure relates to an integrated chip. The integrated chip includes a substrate. A first conductive feature is over the substrate. A second conductive feature is over the substrate and is adjacent to the first conductive feature. The first and second conductive features are separated by a cavity. A dielectric liner extends from the first conductive feature to the second conductive feature along a bottom of the cavity and further extends along opposing sidewalls of the first and second conductive features. A dielectric cap covers and seals the cavity. The dielectric cap has a top surface that is approximately planar with top surfaces of the first and second conductive features. The first conductive feature and the second conductive feature comprise graphene intercalated with one or more metals.


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