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:
Dec. 17, 2024

Filed:

Jun. 15, 2023
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;

Inventors:

Chun-Liang Lu, Tainan, TW;

Chun-Wei Chia, Kaohsiung, TW;

Chun-Hao Chou, Tainan, TW;

Kuo-Cheng Lee, Tainan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/58 (2006.01); H01L 21/66 (2006.01); H01L 23/00 (2006.01); H01L 29/10 (2006.01);
U.S. Cl.
CPC ...
H01L 22/34 (2013.01); H01L 23/585 (2013.01); H01L 24/08 (2013.01); H01L 24/80 (2013.01); H01L 2224/08135 (2013.01); H01L 2224/80895 (2013.01);
Abstract

A semiconductor device includes a first wafer and a second wafer. The semiconductor device includes a seal ring structure comprising a first metal structure in a body of the first wafer, a second metal structure in the body of the first wafer, a third metal structure in a body of the second wafer, and a metal bonding structure including a first set of metal elements coupling the first metal structure and the third metal structure through an interface between the first wafer and the second wafer, and a second set of metal elements coupling the second metal structure and the third metal structure through the interface between the first wafer and the second wafer.


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