18610113. ORGANIC LIGHT-EMITTING DEVICE simplified abstract (Samsung Display Co., LTD.)

ORGANIC LIGHT-EMITTING DEVICE

Organization Name

Samsung Display Co., LTD.

Inventor(s)

Seulong Kim of Yongin-si (KR)

Younsun Kim of Yongin-si (KR)

Dongwoo Shin of Yongin-si (KR)

Jungsub Lee of Yongin-si (KR)

Naoyuki Ito of Yongin-si (KR)

Jino Lim of Yongin-si (KR)

ORGANIC LIGHT-EMITTING DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18610113 titled 'ORGANIC LIGHT-EMITTING DEVICE

The abstract describes an organic light-emitting device with low-driving voltage, improved efficiency, and long lifespan.

• First electrode
• Second electrode facing the first electrode
• First layer between the first electrode and the second electrode containing a first compound
• Second layer between the first layer and the second electrode containing a second compound
• Third layer between the second layer and the second electrode containing a third compound
• The first compound does not include a nitrogen-containing heterocyclic group as a ring forming moiety
• The first compound, the second compound, and the third compound each include at least one group selected from specific formulas

Potential Applications: - Lighting applications - Display technologies - Consumer electronics

Problems Solved: - High driving voltage in organic light-emitting devices - Short lifespan of organic light-emitting devices - Low efficiency in organic light-emitting devices

Benefits: - Lower driving voltage - Improved efficiency - Longer lifespan

Commercial Applications: Title: "Innovative Organic Light-Emitting Device for Enhanced Efficiency" This technology can be used in various commercial applications such as: - OLED displays for smartphones and TVs - Lighting fixtures for homes and offices - Wearable technology with integrated displays

Questions about Organic Light-Emitting Devices: 1. How do organic light-emitting devices differ from traditional LED technology? Organic light-emitting devices use organic materials that emit light when an electric current is applied, while traditional LEDs use inorganic materials.

2. What are the key factors influencing the efficiency of organic light-emitting devices? The efficiency of organic light-emitting devices is influenced by the materials used in the device layers, the device structure, and the driving voltage applied.

Original Abstract Submitted

An organic light-emitting device having low-driving voltage, improved efficiency, and long lifespan includes: a first electrode; a second electrode facing the first electrode; a first layer between the first electrode and the second electrode, the first layer including a first compound; a second layer between the first layer and the second electrode, the second layer including a second compound; and a third layer between the second layer and the second electrode, the third layer including a third compound; wherein the first compound does not include a nitrogen-containing heterocyclic group comprising *═N—*′ as a ring forming moiety, and wherein the first compound, the second compound, and the third compound each independently include at least one group selected from groups represented by Formulae A to C: