发明申请
- 专利标题: WHITE LIGHT EMITTING DEVICE, DISPLAY APPARATUS AND ILLUMINATION APPARATUS
- 专利标题(中): 白光发射装置,显示装置和照明装置
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申请号: US13458614申请日: 2012-04-27
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公开(公告)号: US20120274240A1公开(公告)日: 2012-11-01
- 发明人: Hyo Jin LEE , Jeong Hee KIM , Il Woo PARK , Chang Hoon KWAK , Kyung SEO
- 申请人: Hyo Jin LEE , Jeong Hee KIM , Il Woo PARK , Chang Hoon KWAK , Kyung SEO
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 优先权: KR10-2011-0040478 20110429
- 主分类号: H01J1/63
- IPC分类号: H01J1/63 ; C09K11/08
摘要:
There is provided a white light emitting device including: a blue LED emitting blue light; a red phosphor excited by the blue light, emitting red light, and including a nitrogen (N)-containing compound; a yellow phosphor excited by the blue light and emitting yellow light; a first green phosphor excited by the blue light, emitting first green light having a first full width half maximum, and including a nitrogen (N)-containing compound; and a second green phosphor excited by the blue light and emitting second green light having a second full width half maximum larger than the first full width half maximum of the first green phosphor.
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