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Conference Paper
Conference on Lasers and Electro-Optics
San Jose, California United States
May 4-9, 2008
ISBN: 978-1-55752-859-9
CLEO/QELS Poster Session III (JThA)

High Efficiency White LEDs with 2-D Photonic Quasi-Crystal and Patterned Sapphire Substrate

ChingHua Chiu, Bo Shiao Cheng, H.C. Kuo, T.C. Lu, S.C. Wang, H.W. Huang, C.C. Yu, and C.H. Lin

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Abstract

A high emitting efficiency GaN-based white LED with 2D PQC on surface and PSS were successfully fabricated. After packaging, 21% enhancement in emitting luminous flux was achieved under the driving current 20 mA.

© 2008 Optical Society of America

OCIS Codes
(230.0230) Optical devices : Optical devices
(230.3670) Optical devices : Light-emitting diodes
(230.5298) Optical devices : Photonic crystals

Citation
C. Chiu, B. S. Cheng, H. C. Kuo, T. C. Lu, S. C. Wang, H. W. Huang, C. C. Yu, and C. H. Lin, "High Efficiency White LEDs with 2-D Photonic Quasi-Crystal and Patterned Sapphire Substrate," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JThA92.
http://www.opticsinfobase.org/abstract.cfm?URI=CLEO-2008-JThA92

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