Invention Grant
US08917014B2 Coated articles and/or devices with optical out-coupling layer stacks (OCLS), and/or methods of making the same 有权
具有光输出耦合层堆叠(OCLS)的涂覆制品和/或装置,和/或制造它们的方法

Coated articles and/or devices with optical out-coupling layer stacks (OCLS), and/or methods of making the same
Abstract:
Certain example embodiments relate to organic light emitting diode (OLED) inclusive devices, and/or methods of making the same. A substrate supports a transparent conductive coating (TCC) based layer, and first and second organic layers disposed thereon. A reflective conductive layer is supported by the organic layers. An out-coupling layer stack (OCLS) interposed between the organic layers and a viewer of the device includes a hybrid organic-inorganic polymer matrix having scatterers dispersed throughout in a manner such that each scatterer is located in the far field of its nearest neighbor. The scatterers are dispersed to have a high Zeta potential, and promote Mie-like scattering of light passing through the OCLS. Mie-like scattering caused by the OCLS may help to frustrate the wave-guiding modes in the glass, e.g., by breaking down the in-phase coherence.
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