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:
Aug. 23, 2022

Filed:

Apr. 10, 2019
Applicants:

Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, CN;

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

Inventors:

Tao Ma, Beijing, CN;

Chao Jiao, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/544 (2006.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
H01L 23/544 (2013.01); H01L 27/1248 (2013.01); H01L 27/1288 (2013.01); H01L 2223/54426 (2013.01);
Abstract

Disclosed herein is a substrate of a display panel, comprising: a support; a first alignment mark on the support; a first dielectric layer covering the first alignment mark; an auxiliary alignment mark aligned with the first alignment mark, wherein the auxiliary alignment mark comprises a recess into the first dielectric layer. Further disclosed herein is a display panel comprising the substrate, and a system comprising the display panel. Also disclosed herein is a method comprising: forming a first alignment mark on a support; forming a first dielectric layer covering the first alignment mark; and forming an auxiliary alignment mark aligned with the first alignment mark; wherein the auxiliary alignment mark comprises a recess into the first dielectric layer.


Find Patent Forward Citations

Loading…