A projecting device is provided, including a light source and a controller. The light source includes a plurality of light-emitting parts each of which outputs a light beam of a color component different from each other. The controller controls an output of the light source. In addition, the controller pulse-drives the light-emitting part having a lowest output among the light-emitting parts based on that the light beams are respectively driven with a predetermined output.
PROJECTING DEVICE
08.06.2017
Patent
Elektronische Ressource
Englisch
IPC: | H05B ELECTRIC HEATING , Elektrische Heizung / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM , Geräte oder Anordnungen zum Aufnehmen, Projizieren oder Betrachten von Fotografien |
Light-projecting device, and vehicle headlamp including light-projecting device
Europäisches Patentamt | 2015
|