18394158. DISPLAY DEVICE simplified abstract (LG Display Co., Ltd.)
Contents
DISPLAY DEVICE
Organization Name
Inventor(s)
KyooHo Lee of Gyeonggi-do (KR)
JaeYoung Oh of Gyeonggi-do (KR)
KyoungJin Nam of Gyeonggi-do (KR)
DISPLAY DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18394158 titled 'DISPLAY DEVICE
The abstract describes a display device with red, green, and blue subpixels, a light emitting element, a bank layer, a black matrix, a light conversion layer with quantum dots, an auxiliary layer, and a color filter layer.
- The display device includes red, green, and blue subpixels on a substrate.
- A light emitting element with electrodes and a light emitting layer is present.
- A bank layer with an opening for the electrodes and a black matrix in a trench are included.
- A light conversion layer with quantum dots enhances light emission.
- An auxiliary layer and a color filter layer with corresponding colors for each subpixel are part of the device.
Potential Applications: - High-quality displays for consumer electronics - Medical imaging equipment - Automotive display systems
Problems Solved: - Improved color accuracy and brightness in display technology - Enhanced efficiency of light emission - Reduction of light leakage and cross-talk between subpixels
Benefits: - Vivid and accurate color reproduction - Energy-efficient display technology - Enhanced visual experience for users
Commercial Applications: Title: Advanced Display Technology for Enhanced Visual Experiences This technology can be utilized in smartphones, tablets, TVs, monitors, and other display devices to provide users with superior image quality and color accuracy, leading to a more engaging viewing experience. The market implications include increased demand for high-quality displays in various industries, driving innovation and competition in the display technology sector.
Questions about Display Technology: 1. How does the inclusion of quantum dots in the light conversion layer improve display performance?
Quantum dots are semiconductor nanocrystals that can emit light of specific colors when excited by an external light source, enhancing the color gamut and brightness of the display.
2. What role does the black matrix play in the display device?
The black matrix helps to prevent light leakage between subpixels and improve contrast ratio in the display.
Original Abstract Submitted
A display device includes a substrate including at least one of red, green, and blue subpixels, a light emitting element including a first electrode disposed on the substrate, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer, a bank layer having an opening exposing at least a portion of the first electrode, a black matrix disposed in a trench provided in the bank layer and protruding beyond an upper surface of the bank layer, a light conversion layer disposed on the light emitting element and including quantum dots, an auxiliary layer disposed on the light conversion layer, and a color filter layer disposed on the auxiliary layer and having a color corresponding to each of the at least one subpixel.