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Title:
BACKLIGHT ADJUSTMENT METHOD AND BACKLIGHT ADJUSTMENT DEVICE FOR DISPLAY DEVICE, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/259122
Kind Code:
A1
Abstract:
A backlight adjustment method and a backlight adjustment device for a display device (2000), and the display device (2000). The display device (2000) comprises a display panel (2007) and a backlight assembly (2008); the display panel (2007) is divided into a plurality of display partitions, and the backlight assembly (2008) comprises a plurality of backlight partitions, the display partitions being in one-to-one correspondence with the backlight partitions. The backlight adjustment method comprises: with regard to each backlight partition, calculating an initial backlight value of the backlight partition according to pixel information of a display partition corresponding to the backlight partition (11); and determining, according to a preset backlight threshold and an initial backlight value of a backlight partition adjacent to the backlight partition, a first correction backlight value of the backlight partition (12).

Inventors:
ZHAO CHENXI (CN)
GUO XINGYU (CN)
SHI TIANKUO (CN)
ZHANG XIAOMANG (CN)
PENG XIANGJUN (CN)
ZHANG SHUO (CN)
Application Number:
PCT/CN2021/100537
Publication Date:
December 30, 2021
Filing Date:
June 17, 2021
Export Citation:
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Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
BEIJING BOE OPTOELECTRONICS TECH CO LTD (CN)
International Classes:
G09G3/34
Foreign References:
CN111599320A2020-08-28
CN109686321A2019-04-26
CN109599068A2019-04-09
CN106531088A2017-03-22
CN110379379A2019-10-25
US10163408B12018-12-25
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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