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:
Oct. 22, 2024
Filed:
Dec. 23, 2020
Chengdu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Zhaowei Yu, Beijing, CN;
Qinhe Wei, Beijing, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes a display region, a first transition region located in the display region, a second transition region located in the first transition region, and a vacant region located in the second transition region, wherein the first transition region includes a substrate, a buffer layer disposed on the substrate, an insulating layer disposed on the buffer layer, and a plurality of dam spacers disposed on the insulating layer; and the second transition region includes a substrate, a buffer layer disposed on the substrate, and a plurality of post spacers disposed on the buffer layer, and the plurality of dam spacers and the plurality of post spacers are all disposed around the vacant region.