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. 23, 2024
Filed:
Apr. 19, 2022
Tcl China Star Optoelectronics Technology Co., Ltd., Guangdong, CN;
Bin Liu, Guangdong, CN;
TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Guangdong, CN;
Abstract
A pixel circuit, a backlight module, and a display panel are provided. The pixel circuit includes a driving unit, a voltage stabilization unit, a coupling unit, a writing unit, and a black insertion unit. One end of the black insertion unit is connected to a control end of the driving unit, the other end of the black insertion unit is connected to a first power line, and a control end of the black insertion unit is connected to a second control line. The driving unit can be turned off in a plurality of different time periods in a light-emitting phase of the pixel circuit, thereby constructing a plurality of unequally divided sub-fields, which can increase a number of grayscales which can be displayed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile