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US 9,956,905 B2Granted
Vehicle mounted laser projector
AssigneeSmidsy Ltd.
InventorsMatthew White, Emily Brooke
Life of this patent
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Abstract
This invention relates to a method of projecting laser light onto a road surface from a vehicle. It also relates to an apparatus for projecting laser light onto a road surface from a vehicle. Said apparatus may be a stand-alone device mounted on a vehicle, or it may be integrally formed with a vehicle.
Claims7
A laser projector comprising:
- a power source;
- means for sensing an amount of ambient light;
- a laser light source;
- a diffractive optical element;
- and
- a vehicle attachment means,
- wherein, in use, the laser projector is attached to a vehicle via the vehicle attachment means, and the laser light source produces a beam of laser light which passes through the diffractive optical element to produce an image on a surface external to the vehicle, and wherein
- the laser projector is configured to switch off the laser light source if the sensed amount of ambient light exceeds a threshold amount.
5 more elements
Dependencies are inferred from the claim text.