Title:
DISPLAY DEVICE AND METHOD FOR DRIVING SAME
Document Type and Number:
WIPO Patent Application WO/2020/056885
Kind Code:
A1
Abstract:
A display device (300) comprises a display panel (310), a backlight module (320), and a driving circuit (330). The backlight module (320) comprises a backlight source and a partition control unit. The partition control unit is used to partition the backlight source into a plurality of regions, and to independently control the luminance of each colored light source at each region. The driving circuit (330) is used to: acquire an input signal of each given image to be displayed; display said image by means of two sub-frames at the front and the back thereof; determine, according to a driving voltage of pixels corresponding to each region, a magnitude of a backlight brightness compensation signal of each region; and adjust, according to the backlight brightness compensation signal, the luminance of each region.
Inventors:
KANG CHIH TSUNG (CN)
Application Number:
PCT/CN2018/114468
Publication Date:
March 26, 2020
Filing Date:
November 08, 2018
Export Citation:
Assignee:
HKC CORP LTD (CN)
CHONGQING HKC OPTOELECTRONICS TECH CO LTD (CN)
CHONGQING HKC OPTOELECTRONICS TECH CO LTD (CN)
International Classes:
G09G3/34
Foreign References:
| CN107978282A | 2018-05-01 | |||
| CN108122544A | 2018-06-05 | |||
| CN106782377A | 2017-05-31 | |||
| CN106782375A | 2017-05-31 | |||
| CN104658502A | 2015-05-27 | |||
| CN103514839A | 2014-01-15 | |||
| JP2002149132A | 2002-05-24 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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