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US 9,865,836 B2Granted
Broadband light emitting device with grating-structured electrode
AssigneeKonica Minolta Laboratory U.S.A., Inc.
InventorsLeiming Wang, Po-Chieh Hung
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Abstract
A light emitting device includes a substrate layer, a first electrode layer, a light emitting layer, and a patterned second electrode layer. The patterned second electrode layer includes a periodic grating structure having a grating period λg less than or equal to 200 nm and the patterned second electrode layer and the light emitting layer are separated by at most 100 nm.
Claims16
A light emitting device comprising:
- a substrate layer;
- a first electrode layer;
- a light emitting layer that emits light in the visible spectrum;
- and
- a patterned second electrode layer comprising a periodic grating structure having a grating period λg less than or equal to 200 nm, and
- wherein the patterned second electrode layer and the light emitting layer are separated by at most 100 nm.
3 more elements
A light emitting device comprising:
- a substrate layer;
- a first electrode layer;
- a broadband light emitting layer configured to emit broadband light having a discrete spectral power distribution comprising a plurality of emission peaks at a plurality of emission wavelengths;
- a patterned second electrode layer comprising an optimized periodic grating structure,
- wherein a plasmonic loss spectrum of the light emitting device due to the patterned second electrode comprises a plurality of plasmonic loss peaks at a plurality of wavelengths, and
- wherein the plurality of emission peaks are at different wavelengths from the plurality of wavelengths of the plurality of plasmonic loss peaks.
3 more elements
Dependencies are inferred from the claim text.