DISPLAY DEVICE, VEHICLE DISPLAY DEVICE, AND VEHICLE

WIPO Patent Application WO/2021/192567

A1

The purpose of the present embodiment is to provide a display device with which the viewing angle can be controlled.　The display device of the present embodiment comprises: a display panel that modulates a first polarization component; a first viewing angle control panel including a first liquid crystal layer containing twist-aligned liquid crystal molecules; a second viewing angle control panel including a second liquid crystal layer containing twist-aligned liquid crystal molecules; and a polarization axis rotating element provided between the first viewing angle control panel and the display panel, wherein the first viewing angle control panel is provided between the second viewing angle control panel and the polarization axis rotating element, the alignment state of the first liquid crystal layer is different from the alignment state of the second liquid crystal layer, the second polarization axis of the second polarization component transmitted through the first viewing angle control panel is different from the first polarization axis of the first polarization component, and the polarization axis rotating element rotates the second polarization axis.

MATSUSHIMA TOSHIHARU (JP)

PCT/JP2021/002303

September 30, 2021

January 22, 2021

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JAPAN DISPLAY INC (JP)

G02F1/1347; G02F1/13; G02F1/1333; G02F1/13363

JP2004361917A	2004-12-24
JP2006171333A	2006-06-29
JP2013190779A	2013-09-26
JP2011028008A	2011-02-10
US20090021657A1	2009-01-22
US20180321523A1	2018-11-08

S & S INTERNATIONAL PPC (JP)

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