Enhancement of angular flux utilization and light extraction efficiency based on micro array in GaN LEDs

Ching Cherng Sun, Shang Yu Tsai, Tsung Xian Lee, Wei Ting Chien

研究成果: 書貢獻/報告類型會議論文篇章同行評審

1 引文 斯高帕斯(Scopus)

摘要

In this paper, based on Monte Carlo ray tracing we simulate light extraction efficiency and directionality of the light pattern of GaN LEDs implanted with micro-pyramid structure with or without lens encapsulation. We have shown that micro-pyramid structures at some specific slanted angles in the LEDs are useful to increase effective flux utilization through enhancement of both the directionality and light extraction efficiency.

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主出版物標題Light-Emitting Diodes
主出版物子標題Materials, Devices, and Applications for Solid State Lighting XIV
DOIs
出版狀態已出版 - 2010
事件Light-Emitting Diodes: Materials, Devices, and Applications for Solid State Lighting XIV - San Francisco, CA, United States
持續時間: 26 1月 201028 1月 2010

出版系列

名字Proceedings of SPIE - The International Society for Optical Engineering
7617
ISSN(列印)0277-786X

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???event.eventtypes.event.conference???Light-Emitting Diodes: Materials, Devices, and Applications for Solid State Lighting XIV
國家/地區United States
城市San Francisco, CA
期間26/01/1028/01/10

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