Improvement of Angular-dependent CCT Uniformity by ZrO2 Nano-particles in Remote Phosphor White LEDs

H. C. Chen*, K. J. Chen, C. H. Wang, H. H. Tsai, Chien-Chung Lin, M. H. Shih, Hao-Chung Kuo

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The superior uniformity of angular-dependent CCT white LEDs have been investigated by ZrO2-type remote phosphor structure. This novel structure reduces angular-dependent CCT deviations from 1000K to 420K in range of -70 to 70 degrees.

Original languageEnglish
Title of host publication2012 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO)
PublisherIEEE
ISBN (Print)9781467318396
DOIs
StatePublished - 6 May 2012
Event2012 Conference on Lasers and Electro-Optics, CLEO 2012 - San Jose, CA, United States
Duration: 6 May 201211 May 2012

Publication series

NameConference on Lasers and Electro-Optics
PublisherIEEE
ISSN (Print)2160-9020

Conference

Conference2012 Conference on Lasers and Electro-Optics, CLEO 2012
CountryUnited States
CitySan Jose, CA
Period6/05/1211/05/12

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    Chen, H. C., Chen, K. J., Wang, C. H., Tsai, H. H., Lin, C-C., Shih, M. H., & Kuo, H-C. (2012). Improvement of Angular-dependent CCT Uniformity by ZrO2 Nano-particles in Remote Phosphor White LEDs. In 2012 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) (Conference on Lasers and Electro-Optics). IEEE. https://doi.org/10.1364/CLEO_SI.2012.CW1L.4