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:
Aug. 09, 2022
Filed:
Apr. 09, 2020
Chengdu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Xuhui Cheng, Beijing, CN;
Daji Wang, Beijing, CN;
Yuqing Yang, Beijing, CN;
Zhen Zhang, Beijing, CN;
Xiping Li, Beijing, CN;
Fuwei Zou, Beijing, CN;
Yiyang Zhang, Beijing, CN;
Huiyang Yu, Beijing, CN;
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan, CN;
BOE TECHNOLOGY GROUP CO., LTD, Beijing, CN;
Abstract
The disclosure provides a display substrate motherboard, a manufacturing method thereof, a display panel motherboard and a manufacturing method of a display substrate. The display substrate motherboard includes a base substrate including multiple substrate areas, each substrate area including a display region and a pad region; a display structure layer located on the base substrate and including a pixel defining layer and multiple film layers located between the pixel defining layer and the base substrate, a blocking region is arranged between any two adjacent substrate areas; a portion of the display structure layer in the blocking region has a first groove therein, a portion of the display structure layer between the first groove and the pad region adjacent thereto constitutes a first spacer region; a thickness of the portion of the display structure layer in the first spacer region is less than that in the display region.