Abstract: A fully encapsulated OLED panel with a first area for light emission which entirely surrounds a non-light emitting second area with a pass-through hole with cut edges comprising: a substrate that extends throughout the first area and second areas to the cut edges of the pass-through hole; a first electrode over the substrate located at least in the first area; at least one organic layer for light emission located over the first electrode in the first area but is not present in the second area; a second electrode located over the at least one organic layer in at least in the first area; encapsulation at least located over the second electrode in first area, over the second area and extends at least partially into the cut-edges of the pass-through hole; and wherein the area of the pass-through hole is smaller than the second area so that the second area entirely surrounds the pass-through hole.

Abstract: A fully encapsulated OLED panel with a first area for light emission which entirely surrounds a non-light emitting second area with a pass-through hole with cut edges comprising: a substrate that extends throughout the first area and second areas to the cut edges of the pass-through hole; a first electrode over the substrate located at least in the first area; at least one organic layer for light emission located over the first electrode in the first area but is not present in the second area; a second electrode located over the at least one organic layer in at least in the first area; encapsulation at least located over the second electrode in first area, over the second area and extends at least partially into the cut-edges of the pass-through hole; and wherein the area of the pass-through hole is smaller than the second area so that the second area entirely surrounds the pass-through hole.

Abstract: A fully encapsulated OLED panel with a first area for light emission which entirely surrounds a non-light emitting second area with a pass-through hole with cut edges comprising: a substrate that extends throughout the first area and second areas to the cut edges of the pass-through hole; a first electrode over the substrate located at least in the first area; at least one organic layer for light emission located over the first electrode in the first area but is not present in the second area; a second electrode located over the at least one organic layer in at least in the first area; encapsulation at least located over the second electrode in first area, over the second area and extends at least partially into the cut-edges of the pass-through hole; and wherein the area of the pass-through hole is smaller than the second area so that the second area entirely surrounds the pass-through hole.

Abstract: A method of making an encapsulated OLED panel with a pass-through hole comprising: creating a pass-through hole with side walls within the central emission area of an OLED panel; providing at least a first support element arranged in contact with a portion of a face of the OLED panel and overlapping the edge of the hole such that a portion of the support element is located above or within the hole and is spaced from the side walls; and providing a sealant in contact with the first support element and desirably, the side walls as well. Both the first support element and sealant provide a barrier to moisture and oxygen from entering the internal OLED structures through the cut side wall formed during the creation of the pass-through hole in a previously encapsulated OLED panel.

Abstract: A method of making an encapsulated OLED panel with a pass-through hole comprising: creating a pass-through hole with side walls within the central emission area of an OLED panel; providing at least a first support element arranged in contact with a portion of a face of the OLED panel and overlapping the edge of the hole such that a portion of the support element is located above or within the hole and is spaced from the side walls; and providing a sealant in contact with the first support element and desirably, the side walls as well. Both the first support element and sealant provide a barrier to moisture and oxygen from entering the internal OLED structures through the cut side wall formed during the creation of the pass-through hole in a previously encapsulated OLED panel.

Abstract: A method for mixing and depositing first and second separate vaporized materials onto a substrate surface to form a layer wherein the first material includes a metal and the second material is non-metallic, including providing a mixing manifold disposed so that vaporized materials are deliverable onto the substrate surface; providing first and second heating elements for separately vaporizing the first and second materials, the heating elements being disposed so that the vaporized materials are deliverable into the mixing manifold; and metering at a controlled rate the first and second materials to the first and second heating elements respectively, so that vaporized materials, including the metal, are delivered to the mixing manifold where they are mixed and subsequently deposited onto the substrate surface to form the layer including the metal.

Abstract: A bottom-emitting organic light-emitting diode (OLED) device, comprising: a transparent substrate; an optical isolation cavity formed over the substrate having a refractive index lower than the refractive index of the substrate; a transparent electrode formed over the optical isolation cavity; one or more layers of organic light-emitting material formed over the transparent electrode; a second electrode formed over the one or more layers of organic light-emitting material; and a light-scattering layer formed over the optical isolation cavity; wherein the transparent electrode or a second layer formed between the optical isolation cavity and the transparent electrode comprises one or more openings leading to the optical isolation cavity, and the cavity is formed by etching a sacrificial layer deposited between the substrate and the transparent electrode or the second layer through the one or more openings.

Abstract: A method of encapsulating an OLED device, comprising: providing a substrate; forming an OLED device over the substrate, and a cover over the OLED device; and providing a desiccant sealing arrangement between the cover and the substrate, with the desiccant sealing arrangement provided by forming a perimeter seal and a spaced interior seal; a first desiccant material placed between the perimeter seal and the spaced interior seal; and a second desiccant material placed interior of the spaced interior seal.

Abstract: A method for making an OLED device, comprising: providing a plurality of subpixels of different colors, including at least three gamut-defining subpixels, each subpixel requiring an operating voltage which is based on the maximum current density required by that subpixel; selecting the display operating voltage to be equal to or greater than the maximum required subpixel operating voltage; and selecting the area of the subpixels to reduce the maximum required subpixel operating voltage, thereby reducing the display operating voltage so as to reduce power consumption in the device.

Abstract: An OLED display for producing a full color image, comprising a plurality of at least four different colored pixels including three different colored addressable gamut-defining pixels and a fourth addressable within-gamut pixel, each pixel having an organic light-emitting diode with first and second electrodes and one or more organic light-emitting layers provided between the electrodes; the OLED display having a selected display white point, display peak luminance, gamut-defining pixel peak luminances and within-gamut pixel peak luminance; and drive circuitry for regulating luminance of the organic light-emitting diode of each of the colored pixels wherein the sum of the gamut-defining pixel peak luminances is less than the display peak luminance.

Abstract: A method for vaporizing particulate material and depositing it onto a surface to form a layer, includes providing a supply of particulate material in a replenishment container, the replenishment container having a sealed interface fitting; mounting the replenishment container to a supply hopper defining at least one feed opening, and breaking the seal at the interface fitting; transferring particulate material from the replenishment container to the supply hopper; and transferring such particulate material through the feed opening along a feeding path to a vaporization zone where at least a component portion of the particulate material is vaporized and delivered to the surface to form the layer.

Abstract: A method for evaporating a plurality of purified organic materials in a thermal physical vapor deposition system, comprising the steps of: mixing predetermined amounts of first and second organic materials to form a mixture of materials at a predetermined ratio; processing at least one of the organic materials at less than the sublimation temperature of the at least one of the organic materials before or after mixing to remove a first contaminant, wherein if processing is after mixing, the processing temperature is lower than the sublimation temperature of each of the organic materials; providing a thermal physical vapor deposition source; transferring the purified mixture of organic materials into the thermal physical vapor deposition source while maintaining the purified mixture of organic materials in a controlled, contaminant-free environment; and using the source to evaporate the purified mixture of organic materials.

Abstract: A full-color organic light-emitting diode (OLED) device, comprising: a) a plurality of light emitting OLED pixels, each pixel having three or more color light-emitting elements for emitting different colors of light specifying a gamut and at least one additional light-emitting element for emitting a color of light within the gamut and wherein the power efficiency of the additional element is higher than the power efficiency of at least one of the three or more gamut elements; and b) a patterned neutral density filter selectively filtering the emitted light from the additional light emitting element.

Abstract: A tandem OLED device having spaced electrodes includes broadband light-emitting units disposed between the electrodes that produce different emission spectra and each light-emitting unit produces light that has multiple spaced peak spectral components, and an intermediate connector disposed between each of the light-emitting units. The device also includes an array of at least three different color filters associated with the device which receives light from the broadband light-emitting units, the band pass of each of the color filters being selected to produce different colored light, wherein the full width at about half maximum of at least one of such spaced peak spectral components produced by each emitting unit is within the band pass of a color filter, and wherein each of the at least three different color filters receives at least one spaced peak spectral component having a full width at about half maximum that is within its band pass.

Abstract: A tandem OLED display for producing broadband light having at least two spaced electrodes includes two or more broadband light-emitting units disposed between the electrodes, at least two of which produce light having different emission spectra and wherein at least one of such broadband light-emitting units does not produce white light, and an intermediate connector disposed between adjacent light-emitting units.

Abstract: A method of vaporizing organic material for deposition of an organic layer on a substrate for use in making an OLED device includes providing a first vacuum chamber, vaporizing gettering material to coat a surface which is in or to be placed in the first vacuum chamber or in a second vacuum chamber, and vaporizing the organic material to deposit vaporized organic material on the substrate and leaving the substrate in the first chamber or moving it to the second chamber, whereby the gettering material reacts with contaminants to lessen incorporation of contaminants into the OLED device.

Abstract: A method of providing an encapsulation layer over an emissive portion of an OLED device includes providing an OLED substrate having one or more OLED devices, each device having an emissive portion and a connector portion, positioning the OLED substrate in sealing engagement with at least one opening in a deposition chamber to define a deposition environment for the emissive portion(s) and a non-deposition environment for the connector portion(s), and depositing in the deposition environment an encapsulation layer onto the emissive portion of the OLED device through the opening without depositing the encapsulation layer over the connector portion.

Abstract: In a method of making a device including forming an organic layer over a substrate, includes providing a donor element having top and bottom surfaces and coating the top surface of the donor element with organic material; moving the coated donor element to a transfer position in relation to the substrate in a controlled environment; and selecting a pressure difference at the transfer position between the top and bottom surfaces of the donor element to maintain a spaced position between the top surface of the donor element and the substrate wherein the selected pressure difference is such that the performance of the device is within an acceptable range.

Abstract: A method of selecting an OLED device to be manufactured based on customer requirements, including the customer providing first and second sets of requirements, providing a plurality of OLED device constructions based on the first and second sets of requirements, device architecture options, and a database including device component performance information. The method also includes providing a number of performance parameters of each of the device constructions, determining, based upon the second set of requirements, a figure of merit term comprising two or more parameters and including the importance of those parameters, and using the figure of merit term to calculate a figure of merit for the possible OLED device constructions.

Abstract: An apparatus and method for forming vias in one or more layers, comprising one or more beams located in alignment with the layers for forming one or more vias in one or more areas of the layers. A vacuum mechanism is provided for collecting ablated material caused by the directed beams forming the one or more vias, the vacuum mechanism being in fixed alignment with respect to the one or more beams such that the vacuum applies a removal force on the ablated material at the time and location when the one or more vias is being formed.