Abstract: An optoelectronic device comprising a unit, which unit comprises: a plurality of resiliently flexible sheet components bonded together, the resiliently flexible sheet components comprising: (i) a first sheet component comprising at least a stack of layers defining an array of pixel electrodes and electrical circuitry for independently addressing each pixel electrodes via addressing conductors outside the array of pixel electrodes; and (ii) a second sheet component bonded to a top surface of the first sheet component; wherein the device further comprises one or more driver chips bonded to the first sheet component in a location underlying the second component and for electrical contact between said addressing conductors and terminals of said one or more driver chips; and wherein the thickness of material in the unit in the region of the one or more driver chips is substantially the same as the thickness of material in the unit in the region of the array.

Abstract: A technique of producing an electronic device, comprising: constructing a substantially planar stack of plastics film components by a process comprising at least: applying a first plastics film component to a second plastics film component via an adhesive; thereafter manipulating the stack so as to force the first and second plastics film components out of planar configurations into stressed configurations; and, with the first and second plastics film components in the stressed configurations, treating at least parts of the adhesive to increase the cohesion of the adhesive.

Abstract: A technique comprising: preparing a self-supporting plastics film component comprising a plastics support film supporting at least a stack of layers defining an array of pixel electrodes and electrical circuitry for independently addressing each pixel electrode via conductors outside the array of pixel electrodes; thereafter attaching a carrier to the plastics film component; mounting the plastics film component via the carrier on a support unit surface defining a plurality of openings connected to a vacuum pump; and processing the plastics film component mounted on the support unit surface while operating the vacuum pump; and thereafter releasing the carrier from the plastics film component.

Abstract: An optoelectronic device comprising a unit, which unit comprises: a plurality of resiliently flexible sheet components bonded together, the resiliently flexible sheet components comprising: (i) a first sheet component comprising at least a stack of layers defining an array of pixel electrodes and electrical circuitry for independently addressing each pixel electrodes via addressing conductors outside the array of pixel electrodes; and (ii) a second sheet component bonded to a top surface of the first sheet component; wherein the device further comprises one or more driver chips bonded to the first sheet component in a location underlying the second component and for electrical contact between said addressing conductors and terminals of said one or more driver chips; and wherein the thickness of material in the unit in the region of the one or more driver chips is substantially the same as the thickness of material in the unit in the region of the array.

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 method for forming electrical connections between a first plurality of electrical conductors and a second plurality of electrical conductors, the method comprising: providing a first cushion (32) on a mount (26); disposing a first substrate (10) on the mount wherein a first side of the first substrate is in contact with the first cushion and a second side of the first substrate comprises the first plurality of electrical conductors (12); depositing an anisotropic conductive (AC) bonding material (18) on the first plurality of electrical conductors; aligning a second substrate 14 with the first substrate, wherein a first side of the second substrate comprises the second plurality of conductors (16), and wherein the second plurality of conductors are aligned with the first plurality of conductors such that the AC bonding material is sandwiched between the first side of the first substrate and the first side of the second substrate; providing a second cushion (28) on the second substrate; applying heat and pre

Abstract: A technique comprising: assembling together a front plane (1) comprising a first flexible substrate (4) supporting a display medium (6a) and a backplane (2) comprising a second flexible substrate (8) supporting an array of electronic elements (9) for controlling said display medium; and creating an electrically conductive connection between first and second conductive elements (5 10) on opposing faces of the frontplane and backplane by sandwiching an electrically conductive structure (3) between the frontplane and backplane in the region of the first and second conductive elements, wherein the conductive structure is at least more flexible than the least flexible one of the front plane and backplane.

Abstract: A touch sensitive active matrix display device is provided. The device includes a display fabricated on a first flexible substrate, said display having a viewing surface. The device further includes a touch sensitive sensor including a second flexible substrate, under said display. The touch sensor is operated by touching said viewing surface of said display, and said combined display and touch sensitive sensor is flexible.

Abstract: A touch sensitive active matrix display device is provided. The device includes a display fabricated on a first flexible substrate, said display having a viewing surface. The device further includes a touch sensitive sensor including a second flexible substrate, under said display. The touch sensor is operated by touching said viewing surface of said display, and said combined display and touch sensitive sensor is flexible.

Abstract: A touch sensitive active matrix display device is provided. The device includes a display fabricated on a first flexible substrate, said display having a viewing surface. The device further includes a touch sensitive sensor including a second flexible substrate, under said display. The touch sensor is operated by touching said viewing surface of said display, and said combined display and touch sensitive sensor is flexible.

Abstract: A technique comprising: assembling together a front plane (1) comprising a first flexible substrate (4) supporting a display medium (6a) and a backplane (2) comprising a second flexible substrate (8) supporting an array of electronic elements (9) for controlling said display medium; and creating an electrically conductive connection between first and second conductive elements (5 10) on opposing faces of the frontplane and backplane by sandwiching an electrically conductive structure (3) between the frontplane and backplane in the region of the first and second conductive elements, wherein the conductive structure is at least more flexible than the least flexible one of the front plane and backplane.

Abstract: A touch sensitive active matrix display device is provided. The device includes a display fabricated on a first flexible substrate, said display having a viewing surface. The device further includes a touch sensitive sensor including a second flexible substrate, under said display. The touch sensor is operated by touching said viewing surface of said display, and said combined display and touch sensitive sensor is flexible.

Abstract: A touch sensitive active matrix display device is provided. The device includes a display fabricated on a first flexible substrate, said display having a viewing surface. The device further includes a touch sensitive sensor including a second flexible substrate, under said display. The touch sensor is operated by touching said viewing surface of said display, and said combined display and touch sensitive sensor is flexible.