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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.

Patent No.:

US 11903253 B1

PDFFull Text
Date of Patent:
Feb. 13, 2024

Filed:

Aug. 27, 2021

Display substrate including a retaining wall in a frame area and display device having the same

Applicants:

Mianyang Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;

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

Inventors:

Lina Wang, Beijing, CN;

Zifeng Wang, Beijing, CN;

Haoyuan Fan, Beijing, CN;

Jenyu Lee, Beijing, CN;

Yong Hu, Beijing, CN;

Zerui Zhang, Beijing, CN;

Dali Li, Beijing, CN;

Assignees:

MIANYANG BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Mianyang, CN;

BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;

Attorney:

Myers Bigel, P.A.

Primary Examiner:

Phuc T Dang

Int. Cl.
CPC ...
H01L 27/12 (2006.01); H10K 59/121 (2023.01); G06F 3/041 (2006.01); H10K 50/844 (2023.01); H10K 59/122 (2023.01); H10K 59/123 (2023.01); H10K 59/124 (2023.01); H10K 59/40 (2023.01);
U.S. Cl.
CPC ...
H10K 59/1213 (2023.02); G06F 3/0412 (2013.01); H10K 50/844 (2023.02); H10K 59/122 (2023.02); H10K 59/123 (2023.02); H10K 59/124 (2023.02); H10K 59/1216 (2023.02); G06F 3/04164 (2019.05); H01L 27/1255 (2013.01); H10K 59/40 (2023.02);
Abstract

A display substrate and a display device are disclosed. The display substrate includes a display area and a frame area, and the display substrate includes a substrate, a plurality of sub-pixels on a side of the substrate, the plurality of sub-pixels are configured to emit light in the display area, an encapsulation layer on a side of the plurality of sub-pixels away from the substrate, and a retaining wall located in the frame area, the retaining wall is located between the encapsulation layer and the substrate and includes a first sub-retaining wall, a second sub-retaining wall, and a transition area between the first sub-retaining wall and the second sub-retaining wall, the retaining wall includes at least one layer provided in the same layer, the at least one layer provided in the same layer continuously extends across the first sub-retaining wall, the second sub-retaining wall and the transition area.

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