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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 11968853 B1

PDFFull Text
Date of Patent:
Apr. 23, 2024

Filed:

Aug. 12, 2022

Organic electroluminescent structure and display device

Applicant:

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

Inventors:

Li Liu, Beijing, CN;

Pengcheng Lu, Beijing, CN;

Shengji Yang, Beijing, CN;

Kui Zhang, Beijing, CN;

Assignee:

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

Attorney:

XSENSUS LLP

Primary Examiner:

David C Spalla

Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01); H10K 50/17 (2023.01); H10K 50/81 (2023.01); H10K 50/82 (2023.01); H10K 50/844 (2023.01); H10K 71/00 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/17 (2023.02); H10K 50/81 (2023.02); H10K 50/82 (2023.02); H10K 50/844 (2023.02); H10K 71/00 (2023.02); H10K 2102/351 (2023.02);
Abstract

This disclosure relates to an organic electroluminescent structure and a display device. The organic electroluminescent structure includes a base substrate; a passivation protective layer provided at a side of the base substrate, in which the passivation protective layer is provided with a plurality of inner cutting portions arranged at intervals at a side facing away from the base substrate, each of the inner cutting portions has a first surface towards the base substrate and a second surface away from the base substrate, an orthographic projection of the first surface on the base substrate is within an orthographic projection of the second surface on the base substrate, and a groove is provided between two adjacent inner cutting portions and is formed as an inner cutting structure; an anode layer including a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer.

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