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:
Dec. 22, 2015
Filed:
May. 16, 2012
Cuicui Tian, Qingdao, CN;
Lili Liu, Qingdao, CN;
Wenfeng Xing, Qingdao, CN;
Hisense Hiview Tech Co., Ltd, Qingdao, CN;
Abstract
The present application provides a an image compensation method for side-emitting backlight comprising steps of: S, dividing the display screen into several regions; S, arranging virtual light sources at one side of each region where actual light sources are located for imitating the actual light sources; S, inputting a pixel value and a coordinate of the point to be compensated; S, computing a ratio value between an all-full-lighting backlight brightness of the point to be compensated when fully lighted and an all-reduced backlight brightness of the point to be compensated when reduced in brightness; S, obtaining a compensation factor of the point to be compensated, according to the ratio value; S, compensating the pixel value of the point to be compensated by using the compensation factor; S, determining whether all the points to be compensated in the image to be compensated have been compensated or not.