Title:
BACKLIGHT MODULE AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/116303
Kind Code:
A1
Abstract:
A backlight module and a display device. The backlight module comprises a lamp group (10) and a driving board (20), and the driving board (20) is connected to the lamp group (10). The driving board (20) comprises multiple interfaces based on different transmission protocols to transmit a control signal (11), and a driving chip (29). The driving chip (29) is used for obtaining, according to a display image, the control signal (11) used for controlling the lamp group (10), wherein the display image is obtained by means of an external system board (30). Converting the display image into control information is achieved by means of the driving board (20), thereby achieving accurate control of Mini-LED backlight; moreover, the multiple interfaces based on different transmission protocols to transmit the control signal (11) are provided on the driving board (20), thereby improving the compatibility of the whole display device.
Inventors:
FANG XIAOLI (CN)
WU YU (CN)
FU YUHONG (CN)
XIAO GUANGXING (CN)
WU YU (CN)
FU YUHONG (CN)
XIAO GUANGXING (CN)
Application Number:
PCT/CN2020/137974
Publication Date:
June 09, 2022
Filing Date:
December 21, 2020
Export Citation:
Assignee:
TCL CHINA STAR OPTOELECTRONICS TECH CO LTD (CN)
International Classes:
G09G3/34
Foreign References:
| CN111710312A | 2020-09-25 | |||
| CN111477182A | 2020-07-31 | |||
| CN209591492U | 2019-11-05 | |||
| CN209070957U | 2019-07-05 | |||
| CN111785224A | 2020-10-16 | |||
| CN111818284A | 2020-10-23 | |||
| CN111508441A | 2020-08-07 |
Attorney, Agent or Firm:
PURPLEVINE INTELLECTUAL PROPERTY (SHENZHEN) CO., LTD. (CN)
Download PDF: