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:
Aug. 08, 2023

Filed:

Jul. 22, 2022
Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Takeo Koito, Tokyo, JP;

Tae Kurokawa, Tokyo, JP;

Masashi Mitsui, Tokyo, JP;

Assignee:

JAPAN DISPLAY INC., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1347 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01); G02F 1/1337 (2006.01); G02F 1/1343 (2006.01);
U.S. Cl.
CPC ...
G02F 1/1347 (2013.01); G02F 1/1337 (2013.01); G02F 1/1343 (2013.01); G02F 1/13471 (2013.01); G02F 1/133345 (2013.01); G02F 1/133528 (2013.01);
Abstract

According to one embodiment, a light control device includes a first liquid crystal cell, a second liquid crystal cell and a polarized light conversion element disposed between the first liquid crystal cell and the second liquid crystal cell. One substrate of an pair of substrates of each of the first liquid crystal cell and the second liquid crystal cell includes an insulating substrate, a plurality of first electrodes arranged along one direction on the insulating substrate and formed in a strip shape, a first inorganic insulating film covering the first electrodes and a plurality of second electrodes intersecting the first electrodes on the first inorganic insulating film and formed in a strip shape.


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