Haynes and Boone, LLP
Methods of fabricating light emitting diode devices
An embodiment of the disclosure includes a method of fabricating a plurality of light emitting diode devices. A plurality of LED dies is provided. The LED dies are bonded to a carrier substrate. A patterned mask layer comprising a plurality of openings is formed on the carrier substrate. Each one of the plurality of LED dies is exposed through one of the plurality of the openings respectively. Each of the plurality of openings is filled with a phosphor. The phosphor is cured. The phosphor and the patterned mask layer are polished to thin the phosphor covering each of the plurality of LED dies. The patterned mask layer is removed after polishing the phosphor.
TSMC Solid State Lighting Ltd.
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Hsin-Hsien Ching-Wen Fu-Wen Kuang-Huan Chyi Shyuan Yung-Chang
Wu Hsiao Liu Hsu Chern Chen