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Dr. Cheng-Chien Chen
at National Central Univ
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Publications (4)
Proceedings Article | 26 September 2014 Paper
Packaging efficiency analysis of phosphor-converted white LEDs
Proceedings Volume 9192, 91920S (2014) https://doi.org/10.1117/12.2063770
KEYWORDS: Packaging, Luminous efficacy, Light emitting diodes, Particles, External quantum efficiency, Monte Carlo methods, Absorption, Luminous efficiency, YAG lasers, Quantum efficiency
Proceedings Article | 11 October 2012 Paper
Planar light source by using side-emitting of GaN die with top and bottom reflector
Chi-Shou Wu, Cheng-Chien Chen, Ming-Siou Tsai, Tsung-Xian Lee, Ching-Cherng Sun
Proceedings Volume 8486, 84860U (2012) https://doi.org/10.1117/12.929531
KEYWORDS: Light emitting diodes, Gallium nitride, Monte Carlo methods, Sapphire, Light sources, Waveguides, Reflectors, Reflectivity, Reflection, Refractive index
SPIE Journal Paper | 1 August 2011 Open Access
Design of a bike headlamp based on a power white-light-emitting diode
Yi-Chien Lo, Cheng-Chien Chen, Hung-Yu Chou, Kai-Yu Yang, Ching-Cherng Sun
OE, Vol. 50, Issue 08, 080503, (August 2011) https://doi.org/10.1117/12.10.1117/1.3615278
KEYWORDS: Light emitting diodes, Reflectors, Headlamps, Diodes, Sun, Optical design, Lamps, Light sources and illumination, Precision optics, Prototyping
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Proceedings Article | 20 August 2010 Paper
Optical performance as a function of phosphor particle number in white LED
Proceedings Volume 7786, 778606 (2010) https://doi.org/10.1117/12.861036
KEYWORDS: Particles, Light emitting diodes, Packaging, Internal quantum efficiency, LED lighting, Luminous efficacy, Quantum efficiency, Luminous efficiency, Silicon, LED displays
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