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:
Apr. 19, 2022
Filed:
Nov. 12, 2019
Tcl China Star Optoelectronics Technology Co., Ltd., Shenzhen, CN;
Jiang Zhu, Shenzhen, CN;
Other;
Abstract
The present disclosure provides a liquid crystal display device, an image displaying method thereof, and a backlight control device by disposing the backlight control device between a backlight module and a liquid crystal display panel, wherein the backlight control device divides an image into a plurality of pixel units, calculates corresponding dimming coefficients of the pixel units, and adjusts a first optical signal output by the backlight module according to a plurality of dimming coefficients to output a plurality of second optical signals, thereby achieving local dimming and improving display contrast of the liquid crystal display device.