Patent · US Active

Organic electroluminescent devices

US11968851B2 · kind B2 · utility

0Cited by

41References

20Claims

0Family size

Assignee

UNIVERSAL DISPLAY CORPORATION · US

Inventors

Michael Fusella · Lawrenceville, US
Nicholas J. Thompson · Ewing, US

Key dates

Filing date	Mar 9, 2023
Grant date	Apr 23, 2024
Priority date	—
Expiry date	Mar 9, 2043

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

Embodiments of the disclosed subject matter provide an emissive layer, a first electrode layer, a plurality of nanoparticles and a material disposed between the first electrode layer and the plurality of nanoparticles. In some embodiments, the device may include a second electrode layer and a substrate, where the second electrode layer is disposed on the substrate, and the emissive layer is disposed on the second electrode layer. In some embodiments, a second electrode layer may be disposed on the substrate, the emissive layer may be disposed on the second electrode layer, the first electrode layer may be disposed on the emissive layer, a first dielectric layer of the material may be disposed on the first electrode layer, the plurality of nanoparticles may be disposed on the first dielectric layer, and a second dielectric layer may be disposed on the plurality of nanoparticles and the first dielectric layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.