Title:
BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/017174
Kind Code:
A1
Abstract:
The present invention provides a backlight module and a liquid crystal display device. Area light source technology is applied to grayscale display technology of a liquid crystal lens, each block of a plurality of partitions is set as a light emission unit by means of an optical adjustment module to properly adjust convergence and dispersion of light, and there is no need to additionally provide a film of high haze to shield the lamp shadow, improving the utilization rate of the light energy of the grayscale display technology, while greatly reducing the thickness of the area light source.
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Inventors:
CHENG YAN (CN)
Application Number:
PCT/CN2019/111131
Publication Date:
February 04, 2021
Filing Date:
October 15, 2019
Export Citation:
Assignee:
WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD (CN)
International Classes:
G02F1/13357
Foreign References:
| CN108845460A | 2018-11-20 | |||
| CN108646338A | 2018-10-12 | |||
| CN108717243A | 2018-10-30 | |||
| CN109541838A | 2019-03-29 | |||
| US20140049944A1 | 2014-02-20 |
Attorney, Agent or Firm:
ESSEN PATENT&TRADEMARK AGENCY (CN)
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