18509807. ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME simplified abstract (Samsung Display Co., LTD.)

ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME

Organization Name

Samsung Display Co., LTD.

Inventor(s)

Seulong Kim of Yongin-si (KR)

Kyungsik Kim of Yongin-si (KR)

Sungwook Kim of Yongin-si (KR)

Seungjin Chu of Yongin-si (KR)

Jaeweon Hur of Yongin-si (KR)

ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 18509807 titled 'ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME

Simplified Explanation

The organic light-emitting device described in the patent application includes a first electrode, a second electrode, an organic layer with an emission layer, and an electron transport region with auxiliary layers containing specific compounds.

• The device consists of a first electrode and a second electrode facing each other.
• An organic layer with an emission layer is situated between the first and second electrodes.
• The electron transport region, located between the emission layer and the second electrode, comprises a first auxiliary layer and a second auxiliary layer.
• The first auxiliary layer contains a first compound, while the second auxiliary layer contains a second compound with at least one π electron-depleted nitrogen-containing ring.
• The device meets specific equations related to the energy levels of the layers.

Potential Applications

This technology could be applied in:

• OLED displays for electronic devices
• Lighting panels for energy-efficient lighting solutions

Problems Solved

This innovation addresses:

• Improving the efficiency and performance of organic light-emitting devices
• Enhancing the durability and lifespan of OLED displays

Benefits

The benefits of this technology include:

• Higher energy efficiency in OLED displays
• Improved color accuracy and brightness
• Extended lifespan of organic light-emitting devices

Potential Commercial Applications

The potential commercial applications of this technology could be seen in:

• Consumer electronics industry
• Lighting industry

Possible Prior Art

One possible prior art in this field is the development of OLED technology for display screens, where advancements have been made in improving efficiency and color reproduction.

How does this technology compare to existing OLED devices in terms of energy efficiency and performance?

The article does not provide a direct comparison with existing OLED devices in terms of energy efficiency and performance.

What are the specific compounds used in the first and second auxiliary layers, and how do they contribute to the overall performance of the device?

The article mentions the first and second compounds but does not delve into the specific details of their contributions to the device's performance.

Original Abstract Submitted

An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and comprising an emission layer; and an electron transport region between the emission layer and the second electrode, wherein the electron transport region comprises a first auxiliary layer and a second auxiliary layer, the first auxiliary layer is between the emission layer and the second auxiliary layer, the first auxiliary layer comprises a first compound, the second auxiliary layer comprises a second compound, the second compound comprises at least one π electron-depleted nitrogen-containing ring, and the organic light-emitting device satisfies equations: T1(EML)≥T1(AXL1)+0.3 eV and T1(AXL2)≥T1(AXL1)+0.5 eV.