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:
Mar. 29, 2022
Filed:
Nov. 15, 2017
Applicants:
Boe Technology Group Co., Ltd., Beijing, CN;
Ordos Yuansheng Optoelectronics Co., Ltd., Inner Mongolia, CN;
Inventors:
Zihua Li, Beijing, CN;
Qi Liu, Beijing, CN;
Guoping Zhang, Beijing, CN;
Jing Liu, Beijing, CN;
Yuqing Yang, Beijing, CN;
Xiping Li, Beijing, CN;
Assignees:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., Inner Mongolia, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3258 (2016.01); G09G 3/3291 (2016.01); G09G 3/3266 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3258 (2013.01); G09G 3/3266 (2013.01); G09G 3/3291 (2013.01); G09G 2300/043 (2013.01); G09G 2300/0426 (2013.01); G09G 2310/061 (2013.01);
Abstract
A pixel circuit, a display panel, a display device and a driving method are provided. The pixel circuit provides an initial signal having an excitation pulse to a control electrode of a driving transistor through a reset circuit in advance; and the initial signal having a preset voltage is provided to the control electrode of the driving transistor after a preset duration.