Enhancement of optical efficiency in white OLED display by applying an air<gap structure on the patterned quantum dot film

Joo Suc Kim, Hyo Jun Kim, Se Eun Kim, Min Ho Shin, Young Joo Kim

Research output: Contribution to journalConference articlepeer-review

1 Citation (Scopus)

Abstract

New white Organic Light Emitting Diode (OLED) display was proposed and designed with an air-gap structure on the patterned Quantum Dot (QD) film to improve optical efficiency through recycling the unnecessary light In experimental data compared with conventional OLED display, optical efficiency of red and green light in white OLED display was increased by 68.4% and 36.2% applying an air-gap structure on the patterned QD film. Those improved results adopt property about medium’s reflectivity of difference. In simple terms, emitted light from white OLED transmit Color Filter (CF) and in case of over critical angle of light are reflected at an air-gap. And then, Reflected light are absorbed at the patterned QD and emitted subsequently again. Under this circulation of the rays of light could he referred to recycling system.

Original languageEnglish
Pages (from-to)1799-1801
Number of pages3
JournalDigest of Technical Papers - SID International Symposium
Volume47
Issue number1
DOIs
Publication statusPublished - 2016
Event54th Annual SID Symposium, Seminar, and Exhibition 2016, Display Week 2016 - San Francisco, United States
Duration: 2016 May 222016 May 27

Bibliographical note

Publisher Copyright:
© (2016) by SID-the Society for Information Display. All rights reserved.

All Science Journal Classification (ASJC) codes

  • Engineering(all)

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