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:
Sep. 24, 2019
Filed:
May. 25, 2017
Boe Technology Group Co., Ltd., Beijing, CN;
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, CN;
Yang Zhang, Beijing, CN;
Jinliang Liu, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, CN;
Abstract
A pixel driving circuit and a driving method thereof, an array substrate, and a display device. The pixel driving circuit includes a drift suppression unit, a data writing unit, a compensating unit, and a working unit; the drift suppression unit receives a reference control signal and a reference signal; the drift suppression unit is configured to output the reference signal to the compensating unit under control of the reference control signal during a drift suppression period and a resetting period; during the drift suppression period, an electrical potential of the reference signal is smaller than zero.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile