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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 12236864 B1

PDFFull Text
Date of Patent:
Feb. 25, 2025

Filed:

Apr. 02, 2021

Display substrate and method for preparing the same

Applicants:

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

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

Inventor:

Tuo Sun, Beijing, CN;

Assignees:

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

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

Attorney:

HOUTTEMAN LAW LLC

Primary Examiner:

Amr A Awad

Assistant Examiner:

Aaron Midkiff

Int. Cl.
CPC ...
G09G 3/3233 (2016.01); H10K 59/12 (2023.01); H10K 59/121 (2023.01); H10K 59/131 (2023.01); H10K 71/20 (2023.01); H10K 77/10 (2023.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); H10K 59/1201 (2023.02); H10K 59/1213 (2023.02); H10K 59/1216 (2023.02); H10K 59/131 (2023.02); H10K 71/20 (2023.02); H10K 77/111 (2023.02); G09G 2300/0842 (2013.01); G09G 2310/061 (2013.01);
Abstract

There is provided a display substrate including a base and a pixel circuit layer on the base, the pixel circuit layer includes pixel driving circuits arranged in an array along a first direction and a second direction. The base has recesses, each of which extends in the first direction and has a bottom surface and a side surface, a surface of the base includes the bottom surface and the side surface of each recesses, and a top surface between adjacent recesses, the bottom surface of each recess is substantially parallel to the top surface between adjacent recesses, the side surface of each recesses is at a first angle to the bottom surface of the recess and the top surface between adjacent recesses, and a portion of each pixel driving circuits is formed on the side surface of one recess. A method for preparing a display substrate is further provided.

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