18582600. PHENYLCARBAZOLE-BASED COMPOUNDS AND FLUORENE-BASED COMPOUNDS AND ORGANIC LIGHT EMITTING DEVICE AND FLAT PANEL DISPLAY DEVICE COMPRISING THE SAME simplified abstract (Samsung Display Co., LTD.)

PHENYLCARBAZOLE-BASED COMPOUNDS AND FLUORENE-BASED COMPOUNDS AND ORGANIC LIGHT EMITTING DEVICE AND FLAT PANEL DISPLAY DEVICE COMPRISING THE SAME

Organization Name

Samsung Display Co., LTD.

Inventor(s)

Seok-Hwan Hwang of Yongin-si (KR)

Young-Kook Kim of Yongin-si (KR)

Yoon-Hyun Kwak of Yongin-si (KR)

Jong-Hyuk Lee of Yongin-si (KR)

Kwan-Hee Lee of Yongin-si (KR)

Min-Seung Chun of Yongin-si (KR)

PHENYLCARBAZOLE-BASED COMPOUNDS AND FLUORENE-BASED COMPOUNDS AND ORGANIC LIGHT EMITTING DEVICE AND FLAT PANEL DISPLAY DEVICE COMPRISING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 18582600 titled 'PHENYLCARBAZOLE-BASED COMPOUNDS AND FLUORENE-BASED COMPOUNDS AND ORGANIC LIGHT EMITTING DEVICE AND FLAT PANEL DISPLAY DEVICE COMPRISING THE SAME

The abstract describes an organic light emitting device with a substrate, first electrode, second electrode, and an organic layer containing an emission layer. One electrode is reflective, while the other is semitransparent or transparent. The organic layer includes compounds with carbazole groups, providing low driving voltage, high brightness, color purity, efficiency, and long lifetime.

• Organic light emitting device with reflective and semitransparent/transparent electrodes
• Organic layer with compounds containing carbazole groups
• Low driving voltage, high brightness, color purity, efficiency, and long lifetime
• Suitable for flat panel display devices

Potential Applications: - Flat panel displays - Lighting applications - Signage and advertising displays

Problems Solved: - High driving voltage in traditional light emitting devices - Limited brightness and color purity - Short lifespan of organic light emitting devices

Benefits: - Low power consumption - High-quality display output - Extended device lifespan

Commercial Applications: Title: "Innovative Organic Light Emitting Device for High-Quality Displays" This technology can be used in the manufacturing of flat panel displays for consumer electronics, signage, and lighting applications. The high brightness, color purity, and efficiency make it a valuable innovation for the display industry.

Prior Art: Prior art related to this technology can be found in patents and research papers on organic light emitting devices, specifically focusing on the use of carbazole compounds in the organic layer.

Frequently Updated Research: Researchers are continually exploring new compounds and materials to improve the efficiency and performance of organic light emitting devices. Stay updated on the latest advancements in this field to enhance the technology further.

Questions about Organic Light Emitting Devices: 1. How do organic light emitting devices differ from traditional LED displays? Organic light emitting devices use organic compounds to emit light, offering advantages such as flexibility and energy efficiency compared to traditional LEDs.

2. What are the key factors influencing the lifespan of organic light emitting devices? The materials used in the organic layer, driving voltage, and operating conditions can all impact the lifespan of organic light emitting devices.

Original Abstract Submitted

An organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.