Samsung display co., ltd. (20240341115). LIGHT-EMITTING DEVICE, AND ELECTRONIC APPARATUS AND ELECTRONIC DEVICE INCLUDING THE LIGHT-EMITTING DEVICE simplified abstract

LIGHT-EMITTING DEVICE, AND ELECTRONIC APPARATUS AND ELECTRONIC DEVICE INCLUDING THE LIGHT-EMITTING DEVICE

Organization Name

samsung display co., ltd.

Inventor(s)

Youngki Lee of Yongin-si (KR)

Yujin Kang of Yongin-si (KR)

Minje Kim of Yongin-si (KR)

Seongkeun Kim of Yongin-si (KR)

Eungdo Kim of Yongin-si (KR)

Hyunyoung Kim of Yongin-si (KR)

Hyojeong Kim of Yongin-si (KR)

Jungsub Lee of Yongin-si (KR)

Hyunwoo Lee of Yongin-si (KR)

Mieun Jun of Yongin-si (KR)

LIGHT-EMITTING DEVICE, AND ELECTRONIC APPARATUS AND ELECTRONIC DEVICE INCLUDING THE LIGHT-EMITTING DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240341115 titled 'LIGHT-EMITTING DEVICE, AND ELECTRONIC APPARATUS AND ELECTRONIC DEVICE INCLUDING THE LIGHT-EMITTING DEVICE

Simplified Explanation: The patent application describes a light-emitting device with specific layers and thickness ratios to enhance performance.

• The device includes a first electrode, a second electrode, and an interlayer with a hole transport region and an emission layer.
• The hole transport region consists of a compound represented by formula 1 in the first layer and a second layer.
• The thickness of the emission layer is at least 25% of the thickness of the first layer.

Key Features and Innovation:

• Specific layer composition and thickness ratios for improved light-emitting device performance.
• Utilization of a compound represented by formula 1 in the hole transport region.
• Enhanced efficiency and brightness of the light-emitting device.

Potential Applications:

• Display technologies such as OLED screens.
• Lighting applications for energy-efficient and high-performance lighting solutions.

Problems Solved:

• Enhancing the efficiency and brightness of light-emitting devices.
• Improving the overall performance and longevity of display and lighting technologies.

Benefits:

• Increased efficiency and brightness in light-emitting devices.
• Enhanced performance and longevity of display and lighting applications.

Commercial Applications: Potential commercial applications include:

• OLED displays for smartphones, TVs, and other electronic devices.
• Energy-efficient lighting solutions for residential, commercial, and industrial use.

Questions about Light-Emitting Devices: 1. What are the key components of a light-emitting device?

  - A light-emitting device typically consists of electrodes, interlayers, and emission layers to facilitate the emission of light.

2. How does the thickness ratio of the emission layer impact the performance of the device?

  - The thickness ratio of the emission layer plays a crucial role in determining the efficiency and brightness of the light-emitting device.

Original Abstract Submitted

a light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including a hole transport region and an emission layer, the hole transport region including a first layer including a compound represented by formula 1 and a second layer, where a thickness of the emission layer is greater than or equal to about 25% of a thickness of the first layer. in addition, an electronic apparatus and an electronic device each including the light-emitting device are also provided.