G02F2001/1552

ARTICLES WITH RESISTANCE GRADIENTS FOR UNIFORM SWITCHING
20190353970 · 2019-11-21 ·

An article is provided. The article includes a transparent non-conducting layer, wherein a thickness of the transparent non-conducting layer continuously decreases in a first direction; and a transparent conducting layer on the transparent non-conducting layer, wherein a thickness of the transparent conducting layer continuously decreases in a direction opposite to the first direction. A thickness of the article is substantially uniform.

Electro-optic element with IMI layer

An electro-optic assembly includes a first partially reflective, partially transmissive substrate defining a first surface and a second surface. A second partially reflective, partially transmissive substrate defines a third surface and a fourth surface. A space is defined between a first substrate and a second substrate. A seal is disposed about a perimeter of the first and second substrates. An electro-optic material is disposed between the second surface of the first substrate and the third surface of the second substrate. The electro-optic assembly is operable to change at least one of a reflectance state and a transmittance state in either a discrete or continuous manner. A transparent electrode coating is disposed between the second surface and the third surface. The transparent electrode coating includes an insulator layer, metal layer, and insulator layer (IMI) structure. The reflectance off of the transparent electrode coating is less than about 2%.

LIQUID CRYSTAL DISPLAY DEVICE

A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, a dual passivation layer disposed between the first substrate and the second substrate. The dual passivation layer includes a first passivation layer and a second passivation layer. A refractive index of the first passivation layer is different from a refractive index of the second passivation layer.

Electro-optical apparatus, display apparatus
10409131 · 2019-09-10 · ·

To provide an electro-optical apparatus suitably usable as a reflective display apparatus with excellent visibility. A first substrate having a first electrode on one surface side, a second substrate having a second electrode on one surface side and arranged opposing the first substrate, an electrolyte layer having material used for electrolytic deposition and disposed between the first electrode and the second electrode are included. Each of the first electrode and the second electrode has a concave-convex configuration on one surface side that is in contact with the electrolyte layer. Surface roughness Ra of one side of the first electrode is 0.4 m or more, and surface roughness Ra of one surface side of the second electrode is 0.02 m or more and relatively smaller than the surface roughness of the first electrode.

ELECTROCHROMIC DEVICE

The present application relates to an electrochromic device, and according to one aspect of the present invention, there is provided an electrochromic device comprising a first electrode layer, a first electrochromic layer provided on the first electrode layer, an electrolyte layer provided on the first electrochromic layer, a second electrochromic layer provided on the electrolyte layer and a second electrode layer provided on the second electrochromic layer, wherein the electrochromic device comprises a first auxiliary electrode layer and a second auxiliary electrode layer each provided on each opposite surface of the first electrochromic layer and the second electrochromic layer opposed to each other with the electrolyte layer interposed therebetween.

Electrochromic devices with patterned electrically conductive layers
12013621 · 2024-06-18 · ·

An electrochromic device is provided. The device includes a first transparent substrate and a second transparent substrate and a first electrically conductive layer and a second electrically conductive layer. A first bus bar is in contact with the first electrically conductive layer and a second bus bar in contact with the second electrically conductive layer. The first and second electrically conductive layers are patterned with sets of scribed lines substantially parallel to the corresponding bus bar, wherein the sets of scribed lines are made up of a series of collinear segments, which are gaps in the electrically conductive layer, wherein the length of the collinear segments, the period, the valve width and the offset between segments in adjacent scribed lines determines the resistance to the flow of electrons traversing a set of scribed lines in the direction substantially perpendicular to the corresponding bus bar.

Made-to-stock patterned transparent conductive layer

An electrochemical device and method of forming said device is disclosed. The method can include providing a substrate and stack overlying the substrate. The stack can include a first transparent conductive layer over the substrate, a cathodic electrochemical layer over the first transparent conductive layer, an anodic electrochemical layer over the electrochromic layer, and a second transparent conductive layer overlying the anodic electrochemical layer. The method can include depositing an insulating layer over the stack and determining a first pattern for the second transparent conductive layer. The first pattern can include a first region and a second region. The first region and the second region can be the same material. The method can include patterning the first region of the second transparent conductive layer without removing the material from the first region. The first region can have a first resistivity and the second region can have a second resistivity.

Variable transmittance optical filter with substantially co-planar electrode system
10254616 · 2019-04-09 · ·

A variable transmittance optical filter comprising: a first layer comprising a first substantially transparent substrate with a substantially co-planar (SC) electrode system disposed thereon, the SC electrode system made of transparent electrically conductive material and comprising at least one pair of electrically separate electrodes arranged in a substantially co-planar manner on the first substantially transparent substrate, each pair of electrically separate electrodes comprising a first electrode and a second electrode, a second layer proximate to the first layer and comprising a transition material that darkens in response to a non-electrical stimulus and lightens in response to application of an electric voltage; and an electrical connection system for electrically connecting the SC electrode system to a source of electric voltage.

Electrochromic photonic-crystal reflective display device and method of manufacturing the same

Disclosed are an electrochromic photonic-crystal reflective display device and a method of manufacturing the same. The electrochromic photonic-crystal reflective display device includes a substrate having lower electrodes, a first solid polymer electrolyte thin film, a block copolymer photonic-crystal thin film, a second solid polymer electrolyte thin film, and upper electrodes. The first solid polymer electrolyte thin film is formed on the top of the substrate, and is made from a mixed solution including a polymer electrolyte and an ionic liquid. The block copolymer photonic-crystal thin film is formed on the top of the first solid polymer electrolyte thin film. The second solid polymer electrolyte thin film is formed on the top of the block copolymer photonic-crystal thin film, and is made from a mixed solution including a polymer electrolyte and an ionic liquid. The upper electrodes are formed on the top of the second solid polymer electrolyte thin film.

LIGHTING APPARATUS HAVING LIGHT-FILTERING FUNCTION AND VEHICLE SUNROOF USING THE SAME
20190016198 · 2019-01-17 · ·

Discussed is a lighting apparatus having an organic light-emitting element configured as a transparent window and provided with an optical filter to prevent transmission of light when light having an intensity higher than a preset intensity is incident on the lighting apparatus so as to allow the lighting apparatus to be driven in a transparent mode, an opaque mode, and a lighting mode. The organic light-emitting element includes first and second electrodes and an organic emission layer disposed between the first electrode and the second electrode to emit light when a signal is applied thereto. The organic light-emitting element performs single-side emission or dual-side emission. The optical filter is formed of a photochromic material or an electrochromic material to make the lighting apparatus be opaque so as to adjust the transmissivity of light when the light having the intensity higher than the preset intensity is incident on the lighting apparatus.