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. 07, 2020
Filed:
Nov. 29, 2018
Boe Technology Group Co., Ltd., Beijing, CN;
Hefei Boe Optoelectronics Technology Co., Ltd., Hefei, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Anhui, CN;
Abstract
A pixel driving circuit, a driving method thereof, and a display device are provided. According to the pixel driving circuit, a data voltage is provided to a first electrode of a driving transistor; a storage sub-circuit is charged or discharged; a first voltage signal from a first voltage terminal is provided to a control electrode of the driving transistor, and a second voltage signal from a second voltage terminal or a third voltage signal from a third voltage terminal is provided to a first node; the data voltage and a threshold voltage of the driving transistor are written to the control electrode of the driving transistor, to turn on a second electrode of the driving transistor and the third voltage terminal, to control a light-emitting element to emit light.