Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/097339
Kind Code:
A1
Abstract:
The present invention addresses the problem of implementing a high-definition and high-contract display device by accurate local dimming. To solve the problem, the present invention adopts the following configuration. Provided is a display device comprising a display panel and a backlight, and characterized in that the backlight has a light source and an optical sheet group, the light source has a light source substrate 61 and LEDs 60 disposed on the light source substrate 61, the light source is divided into segments in plan view, at least one of the LEDs 60 is present in the segment, the light source substrate 61 and the LEDs 60 are covered with transparent resin 62, and a groove-shaped gap 70 is formed along a boundary between the segments in the transparent resin 62.
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Inventors:
OTA TAKASHI (JP)
SHIBATA MICHIHIDE (JP)
SHIBATA MICHIHIDE (JP)
Application Number:
PCT/JP2021/029596
Publication Date:
May 12, 2022
Filing Date:
August 11, 2021
Export Citation:
Assignee:
JAPAN DISPLAY INC (JP)
International Classes:
G02F1/13357; F21S2/00; F21V19/00
Foreign References:
| US20190094616A1 | 2019-03-28 | |||
| JP2018106826A | 2018-07-05 | |||
| CN111509105A | 2020-08-07 | |||
| CN110806659A | 2020-02-18 |
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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