Patent · US Active

Luminescence device, and display device including same

US11706939B2 · kind B2 · utility

0Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 2019
Grant dateJul 18, 2023
Priority date
Expiry dateFeb 17, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K59/879

Abstract

A luminescence device includes a first electrode, a first emission portion disposed on the first electrode, a second electrode disposed on the first emission portion, and a capping layer disposed on the second electrode and including a metal atom and a metal halide compound, wherein the metal atom is a lanthanide metal, a transition metal, or a post-transition metal and the metal halide compound is formed by combining an alkali metal atom and a halogen atom.

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