Abstract: A method of transferring organic material from a donor element to a substrate includes providing a radiation source; and selecting the power of the radiation applied to the donor element by the radiation source to cause the transfer of organic material to the substrate wherein the time that one or more positions of the donor element receives radiation is greater than 1 millisecond.

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 OLED device that has at least one first pixel that emits light in a desired region of the visible light spectrum including one or more light-emitting layer(s) and a reflector and a semitransparent reflector respectively disposed on opposite sides of the light-emitting layer(s) and arranged to resonate light produced by such layers such that the light produced by the at least one first pixel has a spectral component in the desired region of the visible light spectrum. The device also includes at least one layer disposed at a predetermined position between the reflector and semitransparent reflector which undesirably absorbs light in at least a portion of the desired region of the visible light spectrum, and wherein the predetermined position of the undesirably absorbing layer is selected to reduce the absorption of such layer in the desired region of the visible light spectrum.

Abstract: An OLED device includes an anode, a first light-emitting layer disposed over the anode, and a second light-emitting layer disposed over the first light-emitting layer. The device also includes a metal-doped organic layer containing an organic electron-transporting material and a low work function metal disposed over the second light-emitting layer, and a cathode disposed over the metal-doped organic layer.

Abstract: A donor element for transferring organic material to form an OLED device includes a transparent support, a first metallic layer responsive to radiation which passes through the transparent support to produce heat, a second metallic layer that is reactive to moisture or oxygen or both provided over the first metallic layer, and an organic layer having transferable organic material disposed over the second metallic layer which, in response to radiation absorbed by the first metallic layer, will cause the organic material to be transferred to an OLED device.

Abstract: An OLED device includes an array of light-emitting pixels having organic layers, including at least one emissive layer that produces light and spaced electrodes, and wherein at least three pixels produce colors which define a color gamut and at least one pixel produces light within the color gamut, and wherein the at least one pixel within the color gamut includes a reflector and a semitransparent reflector which function to form a microcavity.

Abstract: A highly moisture-sensitive element and method of making such element includes an encapsulation enclosure encapsulating all of the highly moisture-sensitive electronic devices on a substrate and a sealing material positioned between the substrate and the encapsulation enclosure to form a complete seal between the substrate and the encapsulation enclosure around each highly moisture-sensitive electronic device or around groups of highly moisture-sensitive electronic devices.

Abstract: A method of inspecting an OLED device to locate and characterize defects in the registration of organic material(s) transferred from a donor in swaths in response to heat produced by a multichannel laser print head includes optically inspecting the OLED device after or during manufacture to identify the boundaries between swaths of transferred organic material(s), and determining if the swaths overlap at a seam of the boundary or if there is a gap between swath edges at the seam or if there is an offset between the edges of adjacent swaths.

Abstract: A tuned OLED device includes a microcavity structure including a light-emitting layer for producing light, a semitransparent reflector, and a reflector layer disposed on opposite sides of the light-emitting layer, the microcavity structure enhancing on-axis light produced from the light-emitting layer in at least one particular wavelength to produce a desired on-axis viewed color while not substantially enhancing on-axis other wavelengths of such light; and a layer including a color change medium which is responsive to wavelengths of light shorter than the particular wavelength by absorbing such shorter wavelengths of light and emitting light corresponding in color to the particular wavelength, thereby improving the color of the light produced by the OLED device when viewed in an off-axis direction.

Abstract: A method of making an OLED device that corrects for potential defect(s) identified in one processing station by adjusting a subsequent processing station includes processing an OLED substrate by adding at least one organic layer and measuring in-situ one or more parameters associated with such organic layer to produce a signal representative of potential defect(s) in a produced OLED device, and adjusting in a subsequent processing station in response to the signal to change the formation of a subsequent organic layer added to the OLED device to compensate for the potential defect(s).

Abstract: A method of improving the aperture ratio or resolution of an OLED device which includes a plurality of laterally spaced electrodes and one or more electrodes vertically spaced apart from the plurality of laterally spaced electrodes. The improvement includes providing a donor having transferable organic material in spaced relationship with the laterally spaced electrodes, and illuminating the donor with radiation in patterns corresponding to the area of the laterally spaced electrodes to transfer organic material over the laterally spaced electrodes such that substantially all of the organic material is transferred and the edge taper region of the organic material is less than 8 microns thereby permitting the reduction in spacing between the laterally spaced electrodes and improvement in the aperture ratio, the resolution, or both, of the OLED device.

Abstract: An OLED device having green emitting regions disposed over a substrate, and wherein each green emitting region includes one or more light-emitting layer(s), a reflector and a semitransparent reflector respectively disposed on opposite sides of the light-emitting layer(s) and arranged to resonate light produced by such layers such that the light has a substantial green spectral component, and a yellow color filter element disposed in relationship to each green emitting region to produce green light.

Abstract: A method is described for producing image data to be used by a laser thermal transfer apparatus having a multiple channel printhead of laser beams for transferring different organic material with dopants from a donor onto on OLED substrate to form different color emissive sites on the substrate.

Abstract: This invention provides a top-emitting OLED display device that includes a substrate; an array of OLED elements disposed on one side of the substrate; and a desiccant material provided in a patterned arrangement over the array of OLED elements on the same side of the substrate such that the desiccant material does not interfere with the light emitted by the OLED elements.

Abstract: A method for forming an organic light-emitting device with improved performance including forming an anode over a substrate and providing a donor element including light-emitting materials and positioning such donor element in a material-transferring relationship with the substrate. The device also including illuminating the donor element with radiation to cause the transfer of light-emitting material to deposit the light-emitting material and form a light-emitting layer the anode and forming a performance-enhancing layer over the light-emitting layer including one or more chemical reducing materials selected to improve the performance of the organic light-emitting device. The device further includes forming an electron-transporting layer over the performance-enhancing layer and forming a cathode over the electron-transporting layer.

Abstract: A highly moisture-sensitive element and method of making such element includes an encapsulation enclosure encapsulating all of the highly moisture-sensitive electronic devices on a substrate and a sealing material positioned between the substrate and the encapsulation enclosure to form a complete seal between the substrate and the encapsulation enclosure around each highly moisture-sensitive electronic device or around groups of highly moisture-sensitive electronic devices.

Abstract: Making an OLED device, in a controlled environment, includes positioning a substrate having an electrode in a first station and coating one or more first organic layer(s); using a robot to grasp and remove the substrate from the first station and positioning the coated substrate into a second station, with a donor element that includes emissive organic material; applying radiation to selectively transfer organic material from the donor element to the substrate to form an emissive layer; forming a second electrode in a third station; and controlling the atmosphere in the stations so that the water vapor partial pressure is less than 1 torr but greater than 0 torr, or the oxygen partial pressure is less than 1 torr but greater than 0 torr, or both the water vapor partial pressure and the oxygen partial pressure are respectively less than 1 torr but greater than 0 torr.

Abstract: A method for forming an organic light-emitting device with improved performance including forming an anode over a substrate and providing a donor element including light-emitting materials and positioning such donor element in a material-transferring relationship with the substrate. The device also includes illuminating the donor element with radiation to cause the transfer of light-emitting material to deposit the light-emitting material and form a light-emitting layer over the anode and forming a performance-enhancing layer over the light-emitting layer including one or more chemical reducing materials selected to improve the performance of the organic light-emitting device. The device further includes forming an electron-transporting layer over the performance-enhancing layer and forming a cathode over the electron-transporting layer.

Abstract: A method of forming a colored organic light-emitting device comprising: providing an anode and a cathode; forming at least one emissive layer for producing a predetermined colored light between the anode and cathode; forming at least one organic layer in relationship to the emissive layer by selectively transferring organic material from at least one donor element; and varying the thickness of the organic layer to produce effective colored light produced by the emissive layer for the organic light-emitting device.

Abstract: This invention provides a top-emitting OLED display device that includes a substrate; an array of OLED elements disposed on one side of the substrate; and a desiccant material provided in a patterned arrangement over the array of OLED elements on the same side of the substrate such that the desiccant material does not interfere with the light emitted by the OLED elements.