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:
May. 06, 2025
Filed:
Mar. 11, 2022
Wuhan Tianma Microelectronics Co., Ltd., Wuhan, CN;
Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch, Shanghai, CN;
Mengmeng Zhang, Wuhan, CN;
Jing Huang, Shanghai, CN;
WUHAN TIANMA MICROELECTRONICS CO., LTD., Wuhan, CN;
WUHAN TIANMA MICROELECTRONICS CO., LTD. Shanghai Branch, Shanghai, CN;
Abstract
Present disclosure provide a pixel circuit and a driving method, a display panel, and a display apparatus. The pixel circuit includes: a driving transistor, a gate connected to a first node, a first electrode connected to a second node, a second electrode connected to a third node; a control module, connected to the first node and including a first unit and a second unit that are connected in series, an intermediate node arranged between first unit and second unit; a voltage regulation module, wherein a driving cycle of the pixel circuit includes a writing frame and holding frame, the writing frame includes a first non-light-emission period, the holding frame includes a second non-light-emission period, and the voltage regulation module is configured to adjust, in the second non-light-emission periods in holding frame, a voltage of intermediate node electrically connected thereto to a first voltage.