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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 11943973 B1

PDFFull Text
Date of Patent:
Mar. 26, 2024

Filed:

Nov. 11, 2020

Preparation method of display panel, display panel and displaying device

Applicant:

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

Inventors:

Yongfeng Zhang, Beijing, CN;

Xue Dong, Beijing, CN;

Zhiqiang Jiao, Beijing, CN;

Lei Zhao, Beijing, CN;

Jiushi Wang, Beijing, CN;

Assignee:

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

Attorney:

Intellectual Valley Law, P.C.

Primary Examiner:

Niki H Nguyen

Int. Cl.
CPC ...
H01L 27/14 (2006.01); H01L 29/04 (2006.01); H01L 29/15 (2006.01); H01L 31/036 (2006.01); H10K 50/818 (2023.01); H10K 59/123 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01); H10K 50/813 (2023.01); H10K 59/35 (2023.01);
U.S. Cl.
CPC ...
H10K 59/123 (2023.02); H10K 50/818 (2023.02); H10K 59/124 (2023.02); H10K 71/00 (2023.02); H10K 50/813 (2023.02); H10K 59/35 (2023.02);
Abstract

Disclosed are a preparation method of a display panel, a display panel and a displaying device. The display panel comprises a plurality of first-color subpixels, and each first-color subpixel comprises a base, the base comprising a first driving electrode and a second driving electrode; a flat layer disposed on the side, near the first driving electrode and the second driving electrode, of the base; a patterned passivation layer and at least one first electrode disposed on the side, away from the base, of the flat layer, the first electrode being connected with the first driving electrode through via holes penetrating the flat layer; and at least one second electrode disposed on the side, away from the base, of the passivation layer, the second electrode being connected with the second driving electrode through via holes penetrating the passivation layer and the flat layer.

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