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US 2014/0175407 A1Published application
Opto-electrical devices incorporating metal nanowires
AssigneeCambrios Technologies Corporation
InventorFlorian Pschenitzka
Life of this patent
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Abstract
The present disclosure relates to OLED and PV devices including transparent electrodes that are formed of conductive nanostructures and methods of improving light out-coupling in OLED and input-coupling in PV devices.
Claims31
An optical stack comprising:
- a first electrode;
- an organic stack underlying the first electrode;
- a nanostructure layer underlying the organic stack, the nanostructure layer comprises a plurality of metal nanostructures;
- a high-index layer underlying the nanostructure layer;
- and
- a substrate underlying the high-index layer, wherein the high-index layer has the same or a higher refractive index than the organic layer, and wherein the nanostructure layer forms a second electrode.
3 more elements
An optical stack comprising:
- a first electrode;
- an organic stack underlying the first electrode;
- a nanostructure layer underlying the organic stack, the nanostructure layer comprises a plurality of metal nanostructures;
- and
- a substrate supporting the first electrode, organic stack and nanostructure layer,
- wherein an energy density of light that would be waveguided in the optical stack without the nanostructure layer is reduced by inclusion of the nanostructure layer in the optical stack.
3 more elements
A top-emitting OLED comprising:
- a substrate;
- a first electrode disposed on the substrate;
- an organic stack disposed on the first electrode;
- and
- a nanostructure layer including a plurality of nanostructures overlying the organic stack, wherein the nanostructure layer is a second electrode.
2 more elements
-17. (canceled)
An OLED comprising:
- a substrate;
- a bottom electrode disposed on the substrate;
- an organic stack disposed on the bottom electrode;
- and
- a metal film disposed on the organic stack, wherein the metal film has an outer surface and contacts the organic stack by a metal/organic interface, and wherein a first plurality of nanostructures are disposed on the metal/organic interface.
2 more elements
An OLED comprising:
- a transparent substrate;
- a transparent bottom electrode disposed on the transparent substrate;
- an organic stack disposed on the transparent bottom electrode;
- and
- a metal film disposed on the organic stack, wherein the metal film contacts the organic stack by a metal/organic interface and has an outer surface, and wherein a plurality of nanostructures are disposed on the outer surface.
2 more elements
An organic light-emitting diode (OLED) comprising:
- a substrate having a top surface and a bottom surface, the top surface being an interface between the substrate and air;
- an anti-reflective layer contacting the bottom surface of the substrate;
- a first electrode deposited on the anti-reflective layer, the first electrode comprising a plurality of conductive nanostructures;
- an organic stack deposited on the first electrode, the organic stack comprising an organic light-emitting material, a charge injection layer and a hole injection layer;
- and
- a second electrode deposited on the organic stack.
3 more elements
-34. (canceled)
An organic light-emitting diode (OLED) comprising:
- a first electrode;
- an organic stack underlying the first electrode, the organic stack comprising an organic light-emitting material, a charge injection layer, and a hole injection layer;
- a second electrode underlying the organic stack having a plurality of interconnecting conductive nanostructures;
- a first high-index layer underlying the second electrode;
- and
- a substrate underlying the high-index layer,
- wherein light generated in the organic stack exits from the substrate;
- and wherein the organic stack has a first refractive index, and the high-index layer has a second refractive index, and wherein the second refractive index is the same or higher than the first refractive index.
5 more elements
Dependencies are inferred from the claim text.