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Light emitting apparatus and light emitting method 发明申请

2022-07-31 2430 2720K 0

专利信息

申请日期 2024-11-18 申请号 US10722563
公开(公告)号 US20050001225A1 公开(公告)日 2005-01-06
公开国别 US 申请人省市代码 全国
申请人 Naoki Yoshimura; Yoshinobu Suehiro; Yuji Takahashi; Koichi Ota; Mamoru Mitomo; Tadashi Endo; Masakazu Komatsu
简介 A light emitting apparatus has a light emitting element with an emission wavelength in the range of 360 to 550 nm and a rare-earth element doped oxide nitride phosphor or cerium ion doped lanthanum silicon nitride phosphor. Part of light radiated from the light emitting element is wavelength-converted by the phosphor. The light emitting apparatus radiates white light generated by a mixture of the wavelength-converted light and the other part of light radiated from the light emitting element.


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