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:
Apr. 21, 2026
Filed:
Sep. 10, 2024
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Tinghua Shang, Beijing, CN;
Yi Zhang, Beijing, CN;
Tingliang Liu, Beijing, CN;
Yang Zhou, Beijing, CN;
Huijuan Yang, Beijing, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
Proposed are a display substrate and a preparation method therefor, and a display apparatus. The display substrate includes a drive circuit layer disposed on a substrate and a light emitting structure layer disposed at a side of the drive circuit layer away from the substrate, the drive circuit layer includes a plurality of circuit units, the light emitting structure layer includes a plurality of light emitting devices; at least one circuit unit includes a first power supply line, an initial signal line including a first initial signal line extending in a first direction and a second initial signal line extending in a second direction, and a pixel drive circuit; the first direction intersects the second direction, and an orthographic projection of the second initial signal line on the substrate overlaps at least partially with an orthographic projection of the first power supply line on the substrate.