B60Q1/0011

Lighting Device for a Motor Vehicle Headlight
20210162910 · 2021-06-03 ·

The invention relates to a lighting device for a motor vehicle headlamp, comprising a primary optical element (100) which is arranged in the main beam direction of a first light fixture (50) and which has a light coupling-in surface (110) for coupling in light into the primary optical element (100), a light coupling-out surface (120) as well as a lateral surface which extends between the light coupling-in surface (110) and the light coupling-out surface (120) and on which the light coupled in can be relayed by total reflection in the direction of the light coupling-out surface (120) of the primary optical element (100), a secondary optical element (200) which is arranged after the light coupling-out surface (120) of the primary optical element (100) and which has a light coupling-in surface (210) and a light coupling-out surface (220), and an arranged reflector (400, 410, 420), the secondary optical element (200, 250, 500) being designed as part of a quadric, the secondary optical element (200, 250, 500) being configured to guide the light beams on the reflector (400, 410, 420) by means of refraction or let the light beams pass without a change of direction during coupling, which light beams are emitted by the first light fixture (50) and reach the light coupling-out surface (220, 270, 520) of the secondary optical element (200, 250, 500).

METHOD AND APPARATUS TO IMPROVE THE HOMOGENEITY OF AN EDGE-LIGHT
20210116097 · 2021-04-22 ·

A light blade body for a lighting device, for example for an automotive vehicle, includes an in-coupling portion configured to be optically coupled to and collect light from a light source, a propagating portion extending along a longitudinal axis between a proximal end and a distal end where the propagating portion is configured to receive light from the in-coupling portion at the proximal end and guide light to the distal end, and wherein the propagating portion includes mixing optics to mix the light in advance of reaching an out-coupling portion. The body includes the out-coupling portion proximate the distal end of the propagating portion and is configured to emit light.

Lighting apparatus for a motor vehicle

A lighting device for a motor vehicle has a laser light source from the light of which light radiation is generated into the area around the motor vehicle during operation of the lighting device. In the lighting device, a plurality of optical channels is associated with the laser light source, and the light of the laser light source can be guided via each optical channel in order to generate a separate light spread associated with the optical channel from the guided light in the area around the motor vehicle. An optical element, which can be switched by a control device into different switching states, is provided between the laser light source and the plurality of optical channels. A different switching state is associated with each optical channel. In each respective switching state, light from the laser light source is fed only into the optical channel with which the respective switching state is associated, by means of the optical element.

Light efficiency methods for vehicular HTL systems

A multifunction lamp unit for a vehicle includes a housing, at least one light pipe together with at least one light source disposed at least partially within the housing, and a clear lens substantially enclosing the housing, the at least one light pipe and the at least one light source, the lens having an inner surface, an outer surface disposed opposite the inner surface and at least one of a continuous transparent and translucent coating on the outer surface.

Lighting control apparatus and lighting control method

A vehicle control apparatus includes: a distance acquiring unit that acquires a distance between the vehicle and a mobile terminal having an unlocking function of the vehicle; and a lighting control unit that controls lit states of room lights and under lights that are provided to the vehicle.

Illuminated windshield assembly using an external light source and optical waveguide
11009207 · 2021-05-18 ·

An improved illuminatable windshield assembly comprising of an external light source and an optical waveguide, preferably for use on a vehicle such as a golf cart, but adaptable for use on all types of vehicles. The illuminatable windshield assembly includes a windshield comprised of a translucent panel having an outer surface, inner surface and peripheral surface wherein the panel has a channel formed therein defining an edge in the windshield, an optical waveguide seated within the channel and disposed to emit light into the edge for illuminating at least a portion of the windshield, a light source connected to said optical waveguide with the light source being external to, and situated remotely from, the windshield, and a source of electrical power for the light source. Preferably, the source of electrical power is the vehicle's existing electrical system. The windshield may additionally have an ornamental design etched therein.

Lighting device with multiple-focus mode

The present invention relates to a lighting device, in particular a headlamp for vehicles, at least comprising an array of light sources, consisting of first and second light sources being mounted within the same flat or curved plane, and a projecting optical system arranged to project light emitted by the light sources in a forward direction of the lighting device. At least one shifting element is arranged in front of said first light sources. The shifting element generates real or virtual emission positions of the light of said first light sources shifted towards or away from the projecting optical system with respect to emission positions of said second light sources. With the proposed lighting device, in addition to the main lighting function of illumination, a pattern or signature can be projected at one or several additional image planes. The lighting device thus e.g. allows the additional projection of branding or safety patterns.

Signaling Device for a Motor Vehicle

A safety-related signalling device for a motor vehicle including a light guide, a first light source capable of emitting a light beam that illuminates a lateral face of the light guide to allow the light beam to propagate in the light guide, and a reflective screen having a front face located at a distance and across from a rear face of the light guide. The light guide is translucent and light-coloured, and the reflective screen promotes diffuse reflection of the light from the light guide so as to homogenize and intensify, on a front face, the light emitted by the light guide.

Radome for vehicles

The radome (10) for vehicles comprises a substrate (18) formed of a radio transmissive resin, the substrate (18) having a proximal face and a distal face and a decoration layer (20) applied to the proximal face, the decoration layer (20) comprising a metalloid or a metalloid alloy deposited on the surface of the proximal face, a transparent frontal cover (22) overlying the decoration layer (20), and a light source (11) that illuminates the substrate (18), so that the light from the light source (11) crosses the transparent frontal cover (22). It permits to maintain its metallic aspect in any lighting condition, so that the decorative function is be improved by adding illumination in appropriate conditions while preserving the radar functionality.

Lighting System
20210055692 · 2021-02-25 ·

There is provided a lighting system for a vehicle. The lighting system comprises a holographic projector and a light distribution system. The holographic projector comprises a hologram engine and a spatial light modulator. The hologram engine is arranged to output holograms. The spatial light modulator is arranged to display each hologram and spatially-modulate light in accordance with each hologram. The spatially-modulated light forms a holographic reconstruction, corresponding to each hologram, on a replay plane. The light distribution system comprises a plurality of optical fibres. Each optical fibre comprises an input optically-coupled to respective sub-area of the replay plane and an output optically coupled with an illumination sub-system of the vehicle.