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:
Feb. 06, 2024

Filed:

Aug. 30, 2021
Applicant:

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

Inventors:

Chien-Cheng Chen, Hsinchu County, TW;

Pei-Haw Tsao, Tai-chung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 24/13 (2013.01); H01L 24/05 (2013.01); H01L 24/11 (2013.01); H01L 24/16 (2013.01); H01L 2224/022 (2013.01); H01L 2224/0401 (2013.01); H01L 2224/11831 (2013.01); H01L 2224/13018 (2013.01); H01L 2224/13084 (2013.01); H01L 2224/16227 (2013.01);
Abstract

A chip structure is provided. The chip structure includes a substrate. The chip structure includes an interconnect layer over the substrate. The chip structure includes a conductive pad over the interconnect layer. The chip structure includes a conductive bump over the conductive pad. The conductive bump has a first portion, a second portion, and a neck portion between the first portion and the second portion. The first portion is between the neck portion and the conductive pad. The neck portion is narrower than the first portion and narrower than the second portion.


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