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.:
Date of Patent:
Jan. 24, 2023
Filed:
May. 28, 2021
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Ning Zhao, Beijing, CN;
Yue Wei, Beijing, CN;
Xia Tang, Beijing, CN;
Fuwei Zou, Beijing, CN;
Guoqiang Yang, Beijing, CN;
Abstract
Disclosed in embodiments of the present disclosure are a display panel, a preparation method thereof and a display apparatus. The display panel includes: a first blocking dam located in the blocking area and surrounding the hole area, a second blocking dam located on one side of the first blocking dam close to the hole area and surrounding the hole area, a heightening layer located between the first blocking dam and the second blocking dam, a crack detect wire located on one side of the second blocking dam close to the hole area, at least two connection leading wires leading the crack detect wire out to the display area through the blocking area; in a direction perpendicular to a plane where the display panel is located, an orthographic projection of an area between the connection leading wires has an overlap area with an orthographic projection of the heightening layer.