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US 9,435,503 B2Granted
Automotive lamp
AssigneeKoito Manufacturing Co., Ltd.
InventorsTakeshi Masuda, Yuichi Shibata, Naoki Uchida, Mitsuyuki Mochizuki
Life of this patent
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Abstract
An automotive lamp includes a first light source for emitting the red laser light, a second light source for emitting the green laser light a third light source for emitting the blue laser light, a light condensing unit for collecting at least the red laser light, the green laser light and the blue laser light so as to generate the white laser light, and a light distribution unit for distributing the white laser light so as to form a predetermined light distribution pattern.
Claims12
An automotive lamp comprising:
- a first light source that emits a red laser light;
- a second light source that emits a green laser light;
- a third light source that emits a blue laser light;
- a light condensing unit that collects at least the red laser light, the green laser light and the blue laser light so as to generate a white laser light;
- a light distribution unit that distributes the white laser light so as to form a predetermined light distribution pattern;
- a monitoring unit that monitors the emission of laser light from the first light source, the second light source, and the third light source;
- and
- an abnormality determining unit that determines whether or not any abnormality occurs in the emission of laser light at the first light source, the second light source, and the third light source, based on a result of monitoring by the monitoring unit.
5 more elements
Dependencies are inferred from the claim text.