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:
May. 13, 2025

Filed:

Feb. 15, 2023
Applicant:

Auo Corporation, Hsin-Chu, TW;

Inventors:

Chi-Sheng Liao, Hsin-Chu, TW;

Bo-Ru Jian, Hsin-Chu, TW;

Bin-Cheng Lin, Hsin-Chu, TW;

Ta-Wen Liao, Hsin-Chu, TW;

Assignee:

AUO CORPORATION, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/02 (2006.01); H01L 21/4763 (2006.01); H01L 21/768 (2006.01); H01L 21/78 (2006.01); H01L 23/485 (2006.01); H01L 23/522 (2006.01); H01L 23/528 (2006.01); H01L 23/66 (2006.01); H05K 1/03 (2006.01); H05K 3/28 (2006.01); H05K 3/40 (2006.01); H05K 3/46 (2006.01);
U.S. Cl.
CPC ...
H05K 3/4679 (2013.01); H05K 1/036 (2013.01); H05K 3/282 (2013.01); H05K 3/4007 (2013.01); H05K 3/4046 (2013.01); H05K 2201/10128 (2013.01);
Abstract

A circuit board structure for a display device includes a substrate, a bump, a protective layer, and a moisture-resistant layer. The substrate includes a first surface and a second surface opposite to the first surface. The bump is disposed on the first surface of the substrate and includes a first inorganic material. The protective layer is disposed on the first surface of the substrate. The protective layer includes an organic material and a first opening, in which the bump is positioned in the first opening. The moisture-resistant layer entirely covers the protective layer. The moisture-resistant layer includes a second inorganic material and a second opening, in which a portion of the bump is exposed in the second opening.


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