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. 02, 2025

Filed:

Feb. 25, 2022
Applicants:

Hefei Boe Ruisheng Technology Co., Ltd., Anhui, CN;

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Li Yin, Beijing, CN;

Zhi Zhang, Beijing, CN;

Yajun Ma, Beijing, CN;

Zhenzhong Fang, Beijing, CN;

Penghua Wang, Beijing, CN;

Bisheng Li, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10D 86/60 (2025.01); H01L 25/16 (2023.01); H10D 86/01 (2025.01); H10D 86/40 (2025.01);
U.S. Cl.
CPC ...
H10D 86/60 (2025.01); H01L 25/167 (2013.01); H10D 86/021 (2025.01); H10D 86/443 (2025.01); H10D 86/451 (2025.01);
Abstract

A light-emitting substrate includes a substrate, and a first conductive layer, a passivation layer and a first protective pattern that are disposed on the substrate sequentially. The first conductive layer includes a plurality of pad groups each including a plurality of pads. The passivation layer is provided with a plurality of openings therein, an opening is located on a side of a pad away from the substrate, and the opening and an edge of the pad have a distance therebetween. The passivation layer includes a first climbing portion covering a sidewall of a first edge of the pad and a second climbing portion covering a sidewall of a second edge of the pad. The first protective pattern covers the first climbing portion and extends to a side of the passivation layer away from the pad, and the first protective pattern and the opening have a distance therebetween.


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