18315026. LIGHT-EMITTING DEVICE, AND DISPLAY APPARATUS AND ELECTRONIC APPARATUS INCLUDING THE SAME simplified abstract (Samsung Display Co., LTD.)
LIGHT-EMITTING DEVICE, AND DISPLAY APPARATUS AND ELECTRONIC APPARATUS INCLUDING THE SAME
Organization Name
Inventor(s)
Jiyoung Song of Yongin-si (KR)
Jaehoon Hwang of Yongin-si (KR)
LIGHT-EMITTING DEVICE, AND DISPLAY APPARATUS AND ELECTRONIC APPARATUS INCLUDING THE SAME - A simplified explanation of the abstract
This abstract first appeared for US patent application 18315026 titled 'LIGHT-EMITTING DEVICE, AND DISPLAY APPARATUS AND ELECTRONIC APPARATUS INCLUDING THE SAME
Simplified Explanation
- Light-emitting device with first and second electrodes and light-emitting units - First light-emitting unit with first emission layer containing first host and first dopant - Second light-emitting unit with second emission layer containing second host, third host, and second dopant - First host compound represented by Formula 1, second host compound(s) represented by Formulae 2a to 2c, third host compound represented by Formula 3
- Potential Applications:**
- Display technology - Lighting applications - Signage
- Problems Solved:**
- Efficient light emission - Improved color rendering - Enhanced device longevity
- Benefits:**
- Higher brightness levels - Energy efficiency - Customizable color options
Original Abstract Submitted
Embodiments provide a light-emitting device that includes a first electrode, a second electrode facing the first electrode, and light-emitting units between the first electrode and the second electrode. The light-emitting units include at least one first light-emitting unit and at least one second light-emitting unit, the first light-emitting unit includes a first emission layer including a first host and a first dopant, the second light-emitting unit includes a second emission layer including a second host, a third host, and a second dopant, the first host includes a first compound represented by Formula 1, the second host includes at least one second compound each independently represented by one of Formulae 2a to 2c, the third host includes a third compound represented by Formula 3, wherein Formulae 1, 2a to 2c, and 3 are explained in the specification:
