Enhanced light extraction efficiency of chip-on board light-emitting diodes through micro-lens array fabricated by ion wind

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• 作者：Jingcao Chu^a ; Xiang Lei^a ; Jiading Wu^a ; Yang Peng^a ; Sheng Liu^b ; Qian Yang^b ; Huai Zheng^b ; ^{Huai_zheng@whu.edu.cn" class="auth_mail" title="E-mail the corresponding author}
• 关键词：Light-emitting diodes (LEDs) ; Micro-lens array ; Chip-on board (COB) packaging ; Light extraction efficiency (LEE) ; Ion wind
• 刊名：Optics & Laser Technology
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：89
• 期：Complete
• 页码：92-96
• 全文大小：1253 K

文摘

<dl class="listitem" id="list_li0005"><dt class="label">•dt><dd>

d="p0005">A novel method for enhancing LEE of COB packaging LEDs is proposed.

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d="p0010">The method relies on the micro-lens array fabricated by ion wind.

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d="p0015">The diameter and gap of the micro-lenses are controlled by adjusting the voltage.

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d="p0020">The LEE of COB is controlled by the diameter and gap of the micro-lenses.

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