- 专利标题: LIGHT EMITTING DEVICE
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申请号: US13033960申请日: 2011-02-24
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公开(公告)号: US20120057339A1公开(公告)日: 2012-03-08
- 发明人: Iwao Mitsuishi , Yumi Fukuda , Aoi Okada , Naotoshi Matsuda , Shinya Nunoue
- 申请人: Iwao Mitsuishi , Yumi Fukuda , Aoi Okada , Naotoshi Matsuda , Shinya Nunoue
- 申请人地址: JP Tokyo
- 专利权人: KABUSHIKI KAISHA TOSHIBA
- 当前专利权人: KABUSHIKI KAISHA TOSHIBA
- 当前专利权人地址: JP Tokyo
- 优先权: JP2010-198631 20100906
- 主分类号: F21V9/00
- IPC分类号: F21V9/00
摘要:
A light emitting device according to one embodiment includes: a board; plural first light emitting units each including a first light emitting element and a first fluorescent layer formed on the first light emitting element having a green phosphor; plural second light emitting units each including a second light emitting element and a second fluorescent layer formed on the second light emitting element having a red phosphor; the second fluorescent layers and the first fluorescent layers being separated in a non-contact manner with gas interposed there between; and plural third light emitting units each including a third light emitting element and a resin layer formed on the third light emitting element having neither a green phosphor nor the red phosphor, the third light emitting units being disposed between the first light emitting units and the second light emitting units.
公开/授权文献
- US08414145B2 Light emitting device 公开/授权日:2013-04-09