The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 25, 2024

Filed:

Dec. 20, 2022
Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Tetsuro Ochi, Tokyo, JP;

Ken Sugiyama, Tokyo, JP;

Toshiyuki Tsubota, Tokyo, JP;

Kazunari Nishita, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); G02F 1/1335 (2006.01); F21V 8/00 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133308 (2013.01); G02F 1/1335 (2013.01); G02B 6/005 (2013.01); G02B 6/0065 (2013.01); G02B 6/0078 (2013.01); G02B 6/0083 (2013.01); G02B 6/0088 (2013.01); G02B 6/009 (2013.01); G02F 1/133314 (2021.01); G02F 1/133317 (2021.01); G02F 1/1336 (2013.01); G02F 2202/28 (2013.01);
Abstract

A display device is provided and includes a liquid crystal display panel; and a backlight device opposed to the liquid crystal display panel via a polarizing plate; the backlight device including a frame comprising at least four bars; a first adhesive layer provided on one surface of the bars; a reflective sheet; a lightguide disposed on the reflective sheet in the frame; and a light source disposed in the frame and configured to emit light to the lightguide, wherein the frame includes a portion that is exposed from the liquid crystal display panel in a plan view, and a resin adhesive layer having a light-shielding property covers an external surface of the liquid crystal display panel and the portion of the frame.


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