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. 08, 2020
Filed:
Oct. 23, 2018
Method and device for driving display panel with two pulse signals for precharging pixel drive cells
Chongqing Hkc Optoelectronics Technology Co., Ltd., Chongqing, CN;
Hkc Corporation Limited, Shenzhen, Guangdong, CN;
Feilin Ji, Chongqing, CN;
CHONGQING HKC OPTOELECTRONICS CO., LTD., Chongqing, CN;
HKC CORPORATION LIMITED, Shenzhen, Guangdong, CN;
Abstract
A method and a device for driving a display panel are provided by embodiments of the present application. The method includes: outputting an initial scanning signal including two pulse signals; pre-charging an x-th row of pixel drive cells when the x-th row of pixel drive cells receive a first pulse signal; and charging the x-th row of pixel drive cells when the x-th row of pixel drive cells receive a second pulse signal, writing data into the x-th row of pixel drive cells, and meanwhile, pre-charging an x+4m-th row of pixel drive cells.