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:
Nov. 26, 2024

Filed:

Dec. 22, 2022
Applicant:

Siliconware Precision Industries Co., Ltd., Taichung, TW;

Inventors:

Chia-Wen Tsao, Taichung, TW;

Wen-Chen Hsieh, Taichung, TW;

Yi-Lin Tsai, Taichung, TW;

Hsiu-Fang Chien, Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/11 (2006.01); H01L 21/56 (2006.01); H01L 23/31 (2006.01); H01L 23/498 (2006.01); H05K 1/18 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49838 (2013.01); H01L 21/563 (2013.01); H01L 23/3185 (2013.01); H01L 23/49816 (2013.01); H01L 23/49822 (2013.01); H05K 1/113 (2013.01); H05K 1/181 (2013.01); H01L 24/16 (2013.01); H01L 24/32 (2013.01); H01L 24/73 (2013.01); H01L 2224/16055 (2013.01); H01L 2224/16227 (2013.01); H01L 2224/16237 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/73204 (2013.01); H01L 2924/35121 (2013.01); H05K 2201/09472 (2013.01);
Abstract

A substrate structure is provided, in which an insulating protection layer is formed on a substrate body having a plurality of electrical contact pads, and the insulating protection layer has a plurality of openings corresponding to the plurality of exposed electrical contact pads, and the insulating protection layer is formed with a hollow portion surrounding a partial edge of at least one of the electrical contact pads at at least one of the openings, so as to reduce the barrier of the insulating protection layer.


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