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:
Jun. 02, 2020
Filed:
Dec. 28, 2017
Hisense Visual Technology Co., Ltd., Qingdao, CN;
Hisense International Co., Ltd., Qingdao, CN;
Hisense Usa Corporation, Suwanee, GA (US);
Yuxin Zhang, Qingdao, CN;
Qingdao Hisense Electronics Co., Ltd., Qingdao, CN;
Hisense International Co. Ltd., Qingdao, CN;
Hisense USA Corporation, Suwanee, GA (US);
Abstract
A backlight control method is provided. The method includes: determining, based on a global backlight brightness value, a backlight brightness interval in which the global backlight brightness value is located; determining, according to a correspondence between the backlight brightness interval and a backlight gain coefficient table, a backlight gain coefficient table corresponding to the backlight brightness interval, where the backlight gain coefficient table is configured to indicate a gain coefficient corresponding to a partition backlight brightness value; determining, according to a partition backlight brightness value of each of backlight partitions and the backlight gain coefficient table, a gain coefficient of each of the backlight partitions; and driving each of the backlight partitions according to the gain coefficient of each of the backlight partition and the partition backlight brightness value of each of the backlight partitions.