Light-emitting device and electronic apparatus including the same
US12310230B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 7, 2021 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Dec 4, 2043 |
Classification
- Technology area (CPC —)General
Abstract
Provided are a light-emitting device and an electronic apparatus including the same. The light-emitting device includes: an anode; a cathode; an interlayer including an emission layer between the anode and the cathode; and a hole transport region between the anode and the emission layer, wherein the hole transport region includes a first layer and a second layer, the first layer is between the anode and the second layer, the first layer includes a first compound represented by Formula 1, the second layer includes a second compound, and a charge mobility of the first compound is lower than a charge mobility of the second compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.