Abstract: A technique of producing a liquid crystal device, comprising: providing an assembly comprising a liquid crystal material contained directly between a polariser component and a first control component including a stack of layers defining electrical control circuitry; and containing further liquid crystal material directly between said polariser component of said assembly and another control component including another stack of layers defining electrical control circuitry.

Abstract: A technique of producing a liquid crystal device, comprising: providing an assembly (D) comprising a liquid crystal material (24) contained directly between a polariser component (14, 10, 8, 12, 16) and a first control component including a stack of layers (2) defining electrical control circuitry; and containing further liquid crystal material directly between said polariser component of said assembly (D) and another control component (C) including another stack of layers (20) defining electrical control circuitry.

Abstract: A technique, comprising: forming in situ on a support substrate: a first metal layer; a light-absorbing layer after the first metal layer; a conductor pattern after the light-absorbing layer; and a semiconductor layer after the conductor pattern; patterning the semiconductor layer using a resist mask to form a semiconductor pattern defining one or more semiconductor channels of one or more semiconductor devices; and patterning the light-absorbing layer using the resist mask and the conductor pattern, so as to selectively retain the light-absorbing layer in regions that are occupied by at least one of the resist mask and the conductor pattern.

Abstract: A technique comprising: forming an insulator over a first conductor pattern; patterning the insulator to form an insulator pattern which exposes the first conductor pattern in one or more via regions; forming a second conductor pattern over the insulator pattern, which second conductor pattern contacts said first conductor pattern in said one or more via regions; creating a more even topographic profile in said one or more via regions, with the second conductor pattern exposed outside the one or more via regions; forming a semiconductor (24) over the second conductor pattern for charge carrier transfer between the second conductor pattern and the semiconductor; and depositing a third conductor (26) over the semiconductor, for charge carrier transfer between the third conductor (26) and the semiconductor (24).

Abstract: A manufacturing process for forming a flexible assembly suitable for a curved sensor or display including a stack of layers defining electrical control circuitry is presented. The flexible assembly has a curved configuration and comprises at least first and second components (4, 8) laminated together in a stressed configuration due to their curvature. While the assembly is in said curved configuration at least the first and second components (4, 8) are cut to obtain one or more edges which are aligned to each other.

Abstract: A technique, comprising: producing at least first and second individual liquid crystal cells, wherein the first and second individual liquid crystal cells each comprise liquid crystal material between a respective pair of support components, and electrical circuitry operable to generate a refractive index pattern in the liquid crystal material; the method comprising adhering together at least the first and second liquid crystal cells to form a stack of liquid crystal cells; wherein the electrical circuitry of the first and second liquid crystal cells is operable together to generate a stack of refractive index patterns in the liquid crystal material of the stack of liquid crystal cells.

Abstract: Described are methods for assembling a display device by forcibly flexing a first component to conform to a curved surface, adhering the first component to the curved surface, forcibly flexing a second component to conform to an outer surface of the first component and adhering the second component to the first component. The first and second components each comprise at least one of: i) a touch sensor component or a component film of a touch sensor component; ii) at least one pair of orthogonal polariser sheets; iii) a liquid crystal cell comprising liquid crystal material contained between two containing films; iv) at least one encapsulation film; v) at least one diffuser sheet; vi) a backlight component; vii) a light-emitting diode unit; and viii) a circular polariser component, or a component film thereof, for use with a light-emitting diode unit.

Abstract: A technique of producing a liquid crystal device, comprising: providing a cell assembly comprising a liquid crystal material contained directly between (i) a polariser component comprising an active film and no more than one support film, and (ii) a first control component including a stack of layers defining electrical control circuitry; and containing further liquid crystal material directly between the polariser component of the assembly and another control component including another stack of layers defining electrical control circuitry.

Abstract: A method comprising: subjecting at least one or more barrier film components and one or more polariser film components for a liquid crystal display device to a first drying process; thereafter combining at least said barrier film components and polariser components to assemble upper and lower sub-assembly components; subjecting the upper and lower sub-assembly components to a second drying process; and thereafter combining the upper and lower sub-assembly components with at least a liquid crystal cell component to assemble a liquid crystal device.

Abstract: A liquid crystal (LC) device comprising a stack of at least first and second LC cells in optical series, each of the first and second LC cells comprising two half-cells and LC material contained in a space at least partially defined by spacer structures forming an integral part of one or both half-cells; wherein the arrangement within an active area of the device of the spacer structures in one of the first and second LC cells is different to the arrangement within the active area of the device of the spacer structures in the other of the first and second LC cells; and wherein the difference between the two arrangements comprises an ordered aspect.

Abstract: Method of forming and patterning in situ on a film component of a layer of spacer structure material to define spacer structures in at least active areas of a liquid crystal (LC) cell array. Applying counter component to the film component after dispensing sealant material onto one or more of the components in areas around each active area of the array, and after dispensing one or more drops of LC material onto one or more of the components in each active area of the array. The components are pressed together to spread the drops of LC material over the active areas so the sealant material for each LC cell interfaces with the LC material for the respective LC cell. Each deposition area has an inner perimeter, which is controllably varied across the array to compensate for variations in one or more properties of the spacer structures across the array.

Abstract: A technique, comprising: removing a protective film from one side of a polarisation filter component to expose a dichroic doped polymer active film or a layer formed in situ on the dichroic doped polymer active film; and thereafter forming in situ on the side of the polarisation filter component one or more functional layers of a liquid crystal device.

Abstract: A control component for a current-driven optical media is provided. The control component includes thin film transistors (TFT) for driving pixels of an active matrix optoelectronic device. An additional electrode is provided in a separate conducting layer within the control component in order to add a separate capacitance (C2) that is coupled to the gate electrode of the control component to supplement the capacitance (C1) already coupled between the gate and source electrodes.

Abstract: A technique comprising: forming on a support film a first stack of layers defining an array of photodiodes; forming over the first stack of layers in situ on the support film a second stack of layers defining electrical circuitry by which the photoresponse of each photodiode is independently detectable via an array of conductors outside the array of photodiodes; wherein forming the first stack of layers comprises depositing an organic semiconductor material over a first electrode, and depositing a second electrode over the organic semiconductor material, wherein the electrical circuitry comprises transistors including photosensitive semiconductor channels, and the second electrode also functions to substantially block the incidence of light on the photosensitive semiconductor channels from the direction of the support film.

Abstract: The present invention relates to azaborinine derivatives their synthesis as well as their use in organic electronic devices, particularly in organic light emitting devices, organic photovoltaic devices and organic photodetectors.

Abstract: A method for forming electrical connections between electrical conductors is provided. The method includes depositing an anisotropic conductive bonding material (AC bonding material) on a first plurality of electrical conductors, sandwiching the AC bonding material between the first plurality of electrical conductors and a second plurality of electrical conductors, providing first and second cushions formed of a thermally resistive and elastic material, and applying heat and pressure to the second cushion to form the AC bond between the first and second plurality of conductors.

Abstract: A device, comprising: an unplanarised plastic substrate; an electrically and/or optically functional layer formed on the unplanarised substrate; a planarisation layer formed over the functional layer; at least a first conductor layer and a semiconductor layer formed over the planarization layer, wherein the first conductor layer defines at least source and drain electrode circuitry for one or more transistor devices, and the semiconductor layer defines semiconductor channels for said one or more transistor devices.

Abstract: A method of displaying color data on an electronic paper display is displayed. The method comprises providing an electronic paper display having display pixels at a display pixel pitch and providing a color filter for said display. Said color filter comprises groups of colored filter elements, each said colored filter element having one of a plurality of different colors, wherein each group of colored filter elements defines a pattern of said colored filter elements. In said pattern a colored filter element overlies an integral number, n, of said display pixels, where n is two or more. The method also comprises providing color image data defining a plurality of color image planes, one for each of said different colors. Data in a said color image plane comprises image pixel data defining values for image pixels corresponding to said display pixels.

Abstract: A device, comprising: a display component; and a drive component comprising a stack of layers defining an array of display pixel conductors each connected within the stack of layers to a drive conductor by a respective radiation-sensitive channel, wherein a change in the intensity of radiation to which a radiation-sensitive channel is exposed causes a change in the electric potential at the respective display pixel conductor relative to a drive voltage applied to the drive conductor and the change in the electric potential at the respective display pixel conductor causes a change in the display of the respective pixel area of the display component.

Abstract: A method of fabricating an electronic device, the device including a plurality of layers on a substrate, the layers including an upper conductive layer and at least one patterned underlying layer between said conductive layer and said substrate. The method includes patterning said underlying layer, and patterning said upper conductive layer by laser ablation using a stepwise process in which successive areas of said upper conductive layer are ablated by successively applied laser patterns. The successively applied laser patterns overlap one another in an overlap region. The method further includes configuring a said laser pattern and said patterned underlying layer with respect to one another such that in a said overlap region said patterned underlying layer is substantially undamaged by said stepwise laser ablation.