基本信息:
- 专利标题: 車載用光源ユニット、及びそれを備えた車両用灯具
- 专利标题(英):ON-VEHICLE LIGHT SOURCE UNIT AND VEHICULAR LIGHTING FIXTURE EQUIPPED WITH THE SAME
- 申请号:JP2019238959 申请日:2019-12-27
- 公开(公告)号:JP2021108257A 公开(公告)日:2021-07-29
- 发明人: 前野 雄壮
- 申请人: 株式会社小糸製作所
- 申请人地址: 東京都港区高輪4丁目8番3号
- 专利权人: 株式会社小糸製作所
- 当前专利权人: 株式会社小糸製作所
- 当前专利权人地址: 東京都港区高輪4丁目8番3号
- 代理人: 特許業務法人 信栄特許事務所
- 主分类号: C09K11/64
- IPC分类号: C09K11/64 ; C09K11/80 ; F21V5/10 ; F21S43/14 ; H01L33/50 ; F21W102/10 ; F21W102/30 ; F21W103/10 ; F21W103/00 ; F21W103/20 ; F21Y113/10 ; F21Y115/10 ; F21S41/141
To provide an on-vehicle light source unit capable of reproducing a luminous color of bluish green stably from immediately after lighting to after an increase in temperature, and a vehicular lighting fixture equipped with the same.SOLUTION: An on-vehicle light source unit 1 includes a first light source 10, a second light source 20, and a third light source 30. The first light source 10 includes a first semiconductor light-emitting element for emitting bluish green light and a wavelength conversion material including a green phosphor. The chromaticity of the second light source 20 is in a range surrounded by a point A (0.20, 0.32), a point B, a point C (0.012, 0.495), and a point D (0.20, 0.40) in a CIE chromaticity diagram. The point B is an intersection point between a half line connecting chromaticity coordinates of the first light source 10 and the point A, and extending on the point A side, and an outer peripheral line of the CIE chromaticity diagram. In the green phosphor, an emission intensity F25 of a peak wavelength at 25°C, and an emission intensity F150 of a peak wavelength at 150°C satisfy the following formula (1).SELECTED DRAWING: Figure 1
信息查询:
EspacenetIPC结构图谱:
C | 化学;冶金 |
--C09 | 染料;涂料;抛光剂;天然树脂;黏合剂;其他类目不包含的组合物;其他类目不包含的材料的应用 |
----C09K | 不包含在其他类目中的各种应用材料;不包含在其他类目中的材料的各种应用 |
------C09K11/00 | 发光材料,例如电致发光材料、化学发光材料 |
--------C09K11/06 | .含有机发光材料 |
----------C09K11/64 | ..含铝 |