The invention relates to an electrochromic device comprising: a working electrode (2) comprising an electrochromic material containing at least one electrochromic polymer, said electrode being optionally in contact with a current collector (6); a solid electrolyte (3) which is in contact with each of said electrodes; and a counter-electrode (4) in a conductive metal material. The invention also relates to the various applications of such a device, especially for display.

An electroactive package is disclosed that includes an active film and a pair of transparent conductive layers positioned on opposite sides of the active film. The transparent conductive layers each include an overhang section that extends beyond an edge of the active film, with the overhang sections being located at a periphery of the electroactive package. A bus bar is disclosed that comprises a pair of electrically-conductive layers and an insulative layer positioned between the electrically-conductive layers. The bus bar extends along at least a portion of the periphery of the electroactive package and is positioned between the overhang sections of the transparent conductive layers. Also disclosed are electroactive windows, and methods of making them.

An electrochromic device with side-by-side structure including a common electrode unit, at least one color-changing unit and an electrolyte layer is provided. The common electrode unit includes an electrode layer and an electrode protection layer disposed on the electrode layer. The color-changing unit includes a transparent conductive layer and a color-changing layer disposed on the transparent conductive layer. The common electrode unit and each color-changing unit are arranged on the same plane with an insulating region between two adjacent units. The electrolyte layer covers and connects the electrode protection layer of the common electrode unit and the color-changing layer of each color-changing unit.

An optical device includes a first set of one or more electrodes, a second set of one or more electrodes distinct and separate from the first set of one or more electrodes, and a solution containing transparent metal ions in a liquid or gel electrolyte. The solution is located between the first set of one or more electrodes and the second set of one or more electrodes. The optical device may operate as an optical dimming device, which may be used in head-mounted display devices or as dimmable windows or shutters.

According to one embodiment, a liquid crystal display device includes a first substrate including a semiconductor layer including a first extension portion and a second extension portion, a gate line, a first common electrode opposed to at least the second extension portion, a source line extending above the second extension portion, a pixel electrode including a main pixel electrode, a second common electrode including a second main common electrode opposed to the source line, and a first alignment film.

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.

A display mirror assembly for a vehicle is presented that includes a full display module and an electro-optic element that includes a first substantially transparent substrate having first and second surfaces disposed on opposite sides thereof. The second surface includes a first electrically conductive layer. A second substantially transparent substrate has third and fourth surfaces disposed on opposite sides thereof. The third surface includes a second electrically conductive layer. A primary seal is disposed between the first and second substrates. The seal and the first and second substrates define a cavity therebetween. An electro-optic medium is disposed in the cavity. The electro-optic medium is variably transmissive such that the electro-optic medium is operable between generally clear and darkened states. A first electrical connection and a second electrical connection are positioned on the same side of the electro-optic element.

An electrochromic display devices to display a desired image is taught. The display includes a transparent substrate, deposited with a first electrically conducting layer. At least one electrochromic layer is provided on the first electrically conducting layer. An ionically conducting layer is provided on the electrochromic layer and a piezoresistive layer is provided on the second electrically conducting layer. A third electrically conducting layer is provided on the piezoresistive layer. The electrochromic display device displays image in two different modes. In the first mode, an electrical potential is applied across the first and second electrically conducting layer. In the second mode, an electrical potential is applied across the first and the third electrically conducting layer and simultaneously a pressure is applied on the surface.

The present invention provides an electroactive optical device including an optical substrate having two opposing surfaces; at least two electrodes spaced one from the other and disposed on the surface of the substrate; and at least one electroactive material layer in contact with the at least two electrodes and the surface of the substrate. The electroactive optical device has variable light transmittance in response to the magnitude of an applied electrical voltage.

An electroactive package is disclosed that includes an active film and a pair of transparent conductive layers positioned on opposite sides of the active film. The transparent conductive layers each include an overhang section that extends beyond an edge of the active film, with the overhang sections being located at a periphery of the electroactive package. A bus bar is disclosed that comprises a pair of electrically-conductive layers and an insulative layer positioned between the electrically-conductive layers. The bus bar extends along at least a portion of the periphery of the electroactive package and is positioned between the overhang sections of the transparent conductive layers. Also disclosed are electroactive windows, and methods of making them.