Light emitting device
HAMA, ATSUTOMO, C/O NICHIA CORPORATION; TAKEICHI, JUNJI, C/O NICHIA CORPORATION; SUGIYAMA, TAKAFUMI, C/O NICHIA CORPORATION; HAYASHI, YUKIHIRO, C/O NICHIA CORPORATION
2015-09-23
著作权人NICHIA CORPORATION
专利号EP1672755B1
国家欧洲专利局
文献子类授权发明
其他题名Light emitting device
英文摘要The present invention provides a light emitting device comprising: an excitation light source (10) which radiates excitation light; a wavelength converting member (30) which absorbs and converts the wavelength of at least part of the excitation light radiated from the excitation light source (10), and releases light with a predetermined wavelength band; a light guide (20) for guiding the excitation light radiated from the excitation light source (10) to the wavelength converting member (30), with one end at the excitation light source (10) and the other end at the wavelength converting member (30), wherein the refractive index of the cross-sectional center region (core) is higher than that of the circumferential region (clad); and a thermally conductive transparent film which contacts with the wavelength converting member (30).
公开日期2015-09-23
申请日期2005-12-16
状态授权
内容类型专利
源URL[http://ir.opt.ac.cn/handle/181661/33954]  
专题半导体激光器专利数据库
作者单位NICHIA CORPORATION
推荐引用方式
GB/T 7714
HAMA, ATSUTOMO, C/O NICHIA CORPORATION,TAKEICHI, JUNJI, C/O NICHIA CORPORATION,SUGIYAMA, TAKAFUMI, C/O NICHIA CORPORATION,et al. Light emitting device. EP1672755B1. 2015-09-23.
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