Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications

Organic light-emitting diode is one of the future-proof solid-state-based lighting sources. OLED shows great aesthetic advantages and good color quality without glare. Moreover OLED is a kind of surface light sources naturally. There are some studies on the long-term reliability characteristics of O...

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Main Authors: Jeungmo Kang, Yoonhee Cho, Woojin Jang
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/11/1/74
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author Jeungmo Kang
Yoonhee Cho
Woojin Jang
author_facet Jeungmo Kang
Yoonhee Cho
Woojin Jang
author_sort Jeungmo Kang
collection DOAJ
description Organic light-emitting diode is one of the future-proof solid-state-based lighting sources. OLED shows great aesthetic advantages and good color quality without glare. Moreover OLED is a kind of surface light sources naturally. There are some studies on the long-term reliability characteristics of OLED light source. However, these studies focused on the light output degradation of OLED light sources mainly. In this paper, we have investigated the long-term reliability characteristics of OLED panel and luminaires in terms of lumen maintenance, correlated color temperature, color rendering index, and operating voltage. Total twelve OLED panels with four different kinds and six OLED luminaires with two different kinds were analyzed up to six thousand hours and analyzed for the general lighting applications.
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spelling doaj.art-eb379a84c1c84029aabe9d2e97743dc12023-11-21T02:19:31ZengMDPI AGApplied Sciences2076-34172020-12-011117410.3390/app11010074Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting ApplicationsJeungmo Kang0Yoonhee Cho1Woojin Jang2Lighting Center, Korea Testing Certification Institute, GyeongGi-Do 15809, KoreaHCL Research Team, Korea Institute of Lighting & ICT, GyeongGi-Do 14523, KoreaDepartment of Electrical and Information Engineering, Seoul National University of Science & Technology, Seoul 01811, KoreaOrganic light-emitting diode is one of the future-proof solid-state-based lighting sources. OLED shows great aesthetic advantages and good color quality without glare. Moreover OLED is a kind of surface light sources naturally. There are some studies on the long-term reliability characteristics of OLED light source. However, these studies focused on the light output degradation of OLED light sources mainly. In this paper, we have investigated the long-term reliability characteristics of OLED panel and luminaires in terms of lumen maintenance, correlated color temperature, color rendering index, and operating voltage. Total twelve OLED panels with four different kinds and six OLED luminaires with two different kinds were analyzed up to six thousand hours and analyzed for the general lighting applications.https://www.mdpi.com/2076-3417/11/1/74organic light-emitting diodelumen maintenancereliabilitygeneral lightingOLED lighting
spellingShingle Jeungmo Kang
Yoonhee Cho
Woojin Jang
Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications
Applied Sciences
organic light-emitting diode
lumen maintenance
reliability
general lighting
OLED lighting
title Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications
title_full Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications
title_fullStr Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications
title_full_unstemmed Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications
title_short Long-Term Reliability Characteristics of OLED Panel and Luminaires for General Lighting Applications
title_sort long term reliability characteristics of oled panel and luminaires for general lighting applications
topic organic light-emitting diode
lumen maintenance
reliability
general lighting
OLED lighting
url https://www.mdpi.com/2076-3417/11/1/74
work_keys_str_mv AT jeungmokang longtermreliabilitycharacteristicsofoledpanelandluminairesforgenerallightingapplications
AT yoonheecho longtermreliabilitycharacteristicsofoledpanelandluminairesforgenerallightingapplications
AT woojinjang longtermreliabilitycharacteristicsofoledpanelandluminairesforgenerallightingapplications