18240451. LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME simplified abstract (Samsung Electronics Co., Ltd.)
Contents
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
Organization Name
Inventor(s)
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME - A simplified explanation of the abstract
This abstract first appeared for US patent application 18240451 titled 'LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
Simplified Explanation
The patent application describes an electroluminescent device that includes a quantum dot layer, an electron transport layer, and a first layer with inorganic nanoparticles.
- The quantum dot layer emits light and contains first quantum dots with semiconductor nanocrystals.
- The electron transport layer contains zinc oxide nanoparticles.
- The first layer contains inorganic nanoparticles with a metal chalcogenide composition and a specific bandgap energy range.
Potential applications of this technology:
- Display technology
- Lighting applications
- Optoelectronic devices
Problems solved by this technology:
- Enhanced efficiency of electroluminescent devices
- Improved color purity and brightness
- Better control over light emission
Benefits of this technology:
- Higher performance in electroluminescent devices
- Energy efficiency
- Customizable light emission properties
Original Abstract Submitted
An electroluminescent device includes a quantum dot layer disposed between a first electrode and a second electrode, and an electron transport layer disposed between the quantum dot layer and the second electrode; wherein the quantum dot layer is configured to emit a first light, the quantum dot layer including first quantum dots, wherein the first quantum dots include a first semiconductor nanocrystal, wherein the electron transport layer includes zinc oxide nanoparticles, wherein the electroluminescent device further comprises a first layer between the quantum dot layer and the electron transport layer, the first layer including inorganic nanoparticles, wherein the inorganic nanoparticles has a different composition from the zinc oxide nanoparticles and the first quantum dots, and wherein the inorganic nanoparticles comprises a metal chalcogenide having a bandgap energy of greater than or equal to about 2.9 electron volts (eV) and less than or equal to about 10 eV.