Light-emitting element and light-emitting device comprising same

The light emitting device addresses inefficiencies in existing LEDs by using a multi-quantum barrier and help layer structure within the active layer, reducing thermal energy consumption and carrier overflow, and enhancing reliability through improved electrode and window layer connections.

WO2025071309A1 Publication Date: 2025-04-03SEOUL VIOSYS CO LTD
5 Cites 0 Cited by

Patent Information

Application Number
PCT/KR2024/014669
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-09-25
Filing Date
2024-09-26
Publication Date
2025-04-03

AI Technical Summary

Technical Problem

Existing light emitting diodes (LEDs) face challenges in achieving high light emitting efficiency due to excessive thermal energy consumption and carrier overflow, which reduces luminous efficiency and reliability.

Method used

The proposed light emitting device incorporates a structure with a first and second window layer doped with conductive dopants, an active layer with multiple quantum barrier layers and a help layer, and a specific energy band gap configuration to optimize light emission efficiency.

Benefits of technology

This configuration enhances light emitting efficiency by reducing thermal energy consumption and preventing carrier overflow, while ensuring stable connection between electrodes and window layers, thereby improving the reliability of the light emitting device.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

Disclosed is a light-emitting element comprising: a first window layer doped with a first conductive dopant; a second window layer doped with a second conductive dopant; and an active layer disposed between the first window layer and the second window layer so as to generate light, wherein the active layer comprises at least two quantum barrier layers, at least one quantum well layer, and a supporting layer disposed between the quantum well layer and the quantum barrier layers.
Need to check novelty before this filing date? Find Prior Art