US Patent Application 18026572. ORGANIC ELECTROLUMINESCENT DEVICE simplified abstract

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ORGANIC ELECTROLUMINESCENT DEVICE

Organization Name

Samsung Display Co., Ltd.


Inventor(s)

Hamed Sharifidehsari of Schorndorf (DE)


Georgios Liaptsis of Mannheim (DE)


Jaime Leganés Carballo of Aalen (DE)


Damien Joly of Bruchsal (DE)


ORGANIC ELECTROLUMINESCENT DEVICE - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 18026572 Titled 'ORGANIC ELECTROLUMINESCENT DEVICE'

Simplified Explanation

The abstract describes a new type of organic electroluminescent device that includes a light-emitting layer B. This layer is made up of multiple sublayers, which together contain a host material H, a phosphorescence material P, a small FWHM emitter S, and optionally a TADF material E. The small FWHM emitter S emits light with a narrow spectral width of less than or equal to 0.25 eV.


Original Abstract Submitted

The present invention relates to an organic electroluminescent device including at least one light-emitting layer B composed of one or more sublayers, wherein the one or more sublayers of the light-emitting layer B as a whole include at least one host material H, at least one phosphorescence material P, at least one small FWHM emitter S, and optionally at least one TADF material E, wherein Semits light with a full width at half maximum (FWHM) of less than or equal to 0.25 eV.