SPLICED DISPLAY APPARATUS AND BACKLIGHT CONTROL METHOD FOR SAME

The embodiments of the present disclosure provide a spliced display device and a backlight control method therefor. The spliced display device includes a plurality of display modules that include respective backlight modules. Each of the backlight modules includes a plurality of backlight partitions...

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Bibliographic Details
Main Authors HE, Neng, MENG, Zhankun, YAN, Hengyu, NIU, Hanzhang, CHENG, Jinhui
Format Patent
LanguageEnglish
French
German
Published 23.03.2022
Subjects
ADVERTISING
ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION
CRYPTOGRAPHY
DISPLAY
EDUCATION
PHYSICS
SEALS
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Summary:The embodiments of the present disclosure provide a spliced display device and a backlight control method therefor. The spliced display device includes a plurality of display modules that include respective backlight modules. Each of the backlight modules includes a plurality of backlight partitions, of which a first backlight partition is located at edge of a corresponding backlight module of the backlight modules. The backlight control method comprises: for a first backlight partition of a backlight module, obtaining an initial brightness value and a reference brightness value for the first backlight partition; adjusting the initial brightness value of the first backlight partition according to the reference brightness value to obtain an adjusted brightness value for the first backlight partition; and controlling the brightness of the first backlight partition according to the adjusted brightness value. Thus, brightness uniformity among the backlight modules of a spliced display device is improved.
Bibliography:Application Number: EP20190826641