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:
Feb. 04, 2025
Filed:
Apr. 06, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
Xinshe Yin, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A pixel driving circuit and a driving method therefor, and a display panel and a driving method therefor are described. The pixel driving circuit includes a signal writing circuit connected to a composite signal end, a gate driving signal end, and a first node, configured to transmit a signal of the composite signal end in response to a signal of the gate driving signal end; a driving circuit; a first memory circuit connected between the first node and a second node; a second memory circuit connected between the second node and a first power supply end; a compensation circuit connected to the second node, a third node, and a control signal end; a light-emitting control circuit connected to the third node, a fourth node, and an enable signal end; and a reset circuit connected to the composite signal end, the second node, and a reset signal end.