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:
Feb. 04, 2025

Filed:

Oct. 27, 2021
Applicant:

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

Inventor:

Chengyuan Luo, Beijing, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01); H10K 50/80 (2023.01); H10K 59/122 (2023.01); H10K 59/35 (2023.01); H10K 71/13 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 50/80 (2023.02); H10K 59/353 (2023.02); H10K 71/135 (2023.02);
Abstract

A display substrate, an ink jet printing method and a display apparatus are provided. The display substrate includes a base substrate and a pixel define layer disposed on the base substrate, wherein the pixel define layer includes first define layers and a second define layer, a printing region is formed on the base substrate between the first define layers, and the second define layer is disposed on the printing region and divides the printing region into at least two sub-printing regions, and a height of the first define layers is greater than that of the second define layer in a direction perpendicular to the base substrate.


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