发明名称 |
LIGHT EMITTING DEVICE, BACKLIGHT UNIT FOR LIGHTING, DISPLAY UNIT AND DISPLAY UNIT |
摘要 |
To enhance emission efficiency and color rendering, a light emitting device 1 comprises: at least one light source 3; at least one first emitting section 4 having at least one sort of luminescent material that can emit light including a wavelength component that is longer than the light emitted from light source 3 when excited by the light emitted from light source 3; at least one second emitting section 5 having at least one sort of luminescent material that can emit light including a wavelength component that is longer than the light emitted from first emitting section 4 when excited by the light emitted from light source 3 and first emitting section 4; wherein light emitting device 1 comprises at least one light shielding unit 6 that protects at least a part of the light emitted from first emitting section 4 from entering second emitting section 5. |
申请公布号 |
EP1780592(A4) |
申请公布日期 |
2014.07.09 |
申请号 |
EP20050765409 |
申请日期 |
2005.06.29 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION |
发明人 |
KANEDA, HIDEAKI;KIJIMA, NAOTO;HATTORI, EIJI |
分类号 |
H01L33/50;F21V11/16;G02F1/13357;H01L33/54;H01L33/60 |
主分类号 |
H01L33/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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