G02F1/133565

Laminate, organic electroluminescent device, and liquid crystal display device

Provided is a laminate, which has a polarizer and an optically anisotropic layer and is excellent in thermal durability, and an organic electroluminescent device and a liquid crystal display device, which include the laminate. The laminate has two substrates and a polarizing plate disposed between the two substrates, in which the polarizing plate has a polarizer and an optically anisotropic layer, the polarizer contains a polyvinyl alcohol-based resin, the optically anisotropic layer is formed of a composition containing a polymerizable liquid crystal compound represented by General Formula (I): L.sub.1-G.sub.1-D.sub.1-Ar-D.sub.2-G.sub.2-L.sub.2, a moisture permeability of the substrate is 10.sup.−3 g/m.sup.2.Math.day or less, and a water content of the polarizing plate is 3.0 g/m.sup.2 or less.

Display device

According to one embodiment, a display device includes a first insulating substrate, a second insulating substrate, a first pixel electrode and a second pixel electrode, a wavelength conversion element to convert light of a first wavelength polarized in a first polarization direction into light of a second wavelength polarized in a second polarization direction, and a liquid crystal layer having a first thickness in an area opposed to the first pixel electrode, and having a second thickness greater than the first thickness in an area opposed to the second pixel electrode.

CHOLESTERIC LIQUID CRYSTAL CELL WITH INCREASED REFLECTIVITY

The invention relates to a reflecting cell including at least two substrates covered by an electrode and facing each other, the substrates delimiting between them a volume which separates them and which is filled with a cholesteric liquid crystal-type material, both electrodes being intended to be connected to a voltage source. This cell includes at least one half-wave plate arranged between both substrates and dividing the volume into two compartments, each enclosing a part of a same cholesteric liquid crystal.

Display device and operating method thereof

A display device that achieves both high detection sensitivity of the touch sensor unit and smooth input on the touch sensor unit is provided. A method for driving a display device includes a first period and a second period. The display device includes pixels, a gate driver, and a touch sensor unit. The touch sensor unit detects a touch in the first period and stops detecting a touch in the second period. The gate driver supplies signals to some of the pixels and does not supply signals to the other pixels in the second period.

Display panel manufacturing method comprising a step of forming a photoresist layer that encircles an edge of a substrate to form a groove

The present invention provides a method of manufacturing a display panel and a display panel manufactured using the same. The display panel includes: a substrate, a photoresist layer, a flexible substrate layer, a lower polarizer, a retardation film, a liquid crystal layer, and an upper polarizer, which are laminated disposed. The method includes steps of: providing a substrate; forming a flexible substrate layer on the substrate; forming a lower polarizer on the flexible substrate layer by coating; forming a liquid crystal layer on the lower polarizer; and forming an upper polarizer on the liquid crystal layer by coating.

Display panel and display device including the same

A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.

Transparent display device
11256148 · 2022-02-22 ·

A transparent display device includes a first transparent electrode layer, a second transparent electrode layer disposed opposite to the first transparent electrode layer, and a liquid crystal mixture layer disposed between the first transparent electrode layer and the second transparent electrode layer, wherein the liquid crystal mixture layer includes liquid crystal molecules and quantum rods.

Display device
11668970 · 2023-06-06 · ·

A display device includes: a color filter including a first transmissive filter, a second transmissive filter, and a third transmissive filter, the first, second and third transmissive filters being configured to transmit respective light beams having peak wavelengths different from each other; a first selective-wavelength-reflection layer adjacent to an optical-input surface of the first transmissive filter, the first selective-wavelength-reflection layer being configured to reflect light of a wavelength band that passes through the third transmissive filter; a second selective-wavelength-reflection layer adjacent to an optical-input surface of the second transmissive filter, the second selective-wavelength-reflection layer being configured to reflect light of a wavelength band that passes through the third transmissive filter, the second selective-wavelength-reflection layer being identical in composition to the first selective-wavelength-reflection layer; and a light emitter configured to emit light that travels toward the color filter.

Liquid crystal cell comprising a stack of functional layers including first and second dielectric layers and a transparent electrode layer each having a refractive index

A liquid crystal cell including at least two substrates transparent to visible part of light spectrum, a liquid crystal layer encased between the substrates, and a stack of functional layers formed over the substrates and enclosed between a given substrate and the liquid crystal layer. In a direction from the given substrate towards the liquid crystal layer, said stack comprises a first dielectric layer, a transparent electrode layer, and a second dielectric layer. A refractive index of the first dielectric layer lies in a range between a refractive index of the given substrate and a refractive index of the transparent electrode layer. A refractive index of the second dielectric layer lies in a range between the refractive index of the transparent electrode layer and a refractive index of the liquid crystal layer corresponding to a homeotropic alignment of a liquid crystal material of the liquid crystal layer.

DISPLAY DEVICE
20170285400 · 2017-10-05 ·

A display device includes a first substrate and a second substrate opposing each other, a reflecting layer, which reflects light incident on the reflecting layer, on the first substrate, a polarizing layer which is disposed on the second substrate and includes a polarizing portion that polarizes light incident on the polarizing portion and a reflecting portion that reflects light incident on the reflecting portion, a liquid crystal layer between the reflecting layer and the polarizing layer, and a retardation layer between the liquid crystal layer and the polarizing layer.