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:
Jul. 06, 2021
Filed:
Aug. 21, 2018
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Xiaoxiang Zhang, Beijing, CN;
Huibin Guo, Beijing, CN;
Yongzhi Song, Beijing, CN;
Mingxuan Liu, Beijing, CN;
Wenqing Xu, Beijing, CN;
Xiaolong Li, Beijing, CN;
Zumou Wu, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Beijing BOE Display Technology Co., Ltd., Beijing, CN;
Abstract
Disclosed are a mask, a display substrate and a display device. The mask comprises a substrate, a first exposure structure, a second exposure structure located at one side of the substrate and disposed opposite to each other, the first exposure structure comprises a first light transmission film layer and a first light shielding film layer, an orthographic projection of the first light shielding film layer falls within an orthographic projection of the first light transmission film layer on the substrate; the second exposure structure comprises a second light transmission film layer and a second light shielding film layer, an orthographic projection of the second light shielding film layer falls within an orthographic projection of the second light transmission film layer on the substrate; a side edge of the first exposure structure has a first zigzag structure, and a side edge of the second exposure structure has a second zigzag structure.