F21S43/255

VIDEO SYSTEM FOR TRACTOR-TRAILERS
20210347293 · 2021-11-11 ·

There are disclosed video systems and methods that use a camera in a lamp housing for a tractor-trailer. Within the housing is an electrical subsystem with a PLC interface and an electrical connector disposed outside the housing and adapted to connect to the trailer and draw power therefrom. A lamp mounted in the housing is connected and adapted to draw power through the electrical subsystem and emit light through a cover of the housing. The camera mounted in the housing has a field of view through the cover. The camera is connected and adapted to draw power through the electrical subsystem and to capture images through the cover and is further connected to the PLC interface. The PLC interface converts data from the camera and transmits the converted data through the electrical connector to the trailer.

LAMP FOR AUTOMOBILE AND AUTOMOBILE INCLUDING THE SAME
20220003374 · 2022-01-06 · ·

Disclosed are a lamp for an automobile and an automobile including the lamp. According to one aspect of the present disclosure, provided is a lamp for an automobile, the lamp including: a circuit board; a plurality of light sources provided on a top surface of the circuit board; an optical resin layer provided on the top surface of the circuit board and configured to cover the plurality of light sources; and a fluorescent material layer provided in close contact with a top surface of the optical resin layer. The fluorescent material layer includes: a resin matrix; and fluorescent materials dispersed within the resin matrix.

LIGHTING MODULE, IN PARTICULAR FOR A VEHICLE LIGHTING DEVICE AND A VEHICLE LIGHTING DEVICE
20220003372 · 2022-01-06 ·

A lighting module including a housing with a cavity enclosed with a light-emitting surface and in which an LED is mounted connectable to a power source and possibly also to a control circuit. Between the LED and the light-emitting surface is arranged a transparent optical filter having an upper surface and a lower surface. The upper surface is adapted for the passage of a minor portion of light from the cavity of the housing to the light-emitting surface and, at the same time, the upper surface is adapted to reflect most of the light from the cavity of the housing back to the lower surface. On the lower surface of the transparent optical filter facing the LED is arranged a spatial optical structure adapted to scatter light from the cavity of the housing onto the upper surface and at the same time is adapted to scatter light reflected from the upper surface back to the spatial optical structure opposite the bottom of the cavity of the housing and possibly also opposite the side surfaces of the cavity of the lighting module.

Light source unit of vehicle lighting system and vehicle lighting system
11215335 · 2022-01-04 · ·

A light source unit of a vehicle lighting system includes: a light source to emit excitation light; a light generating unit including a luminescent layer to emit generation light by being irradiated with the excitation light and a holding member holding the luminescent layer; and a lens member to output generation light from the luminescent layer toward the front, with the light source unit mounted on the vehicle.

Light-emitting device and vehicle lamp module

A light-emitting device includes a substrate including circuit pads and a resin portion. A frame disposed on the substrate to form a first space, first to third light sources, and first and second encapsulants. The frame includes an outer wall and a first partition in the first space to form the first space as independent second and third spaces. A first and second light sources are disposed at the second space and provide first and second light beams respectively. A third light source is disposed at the third space and provides a third light beam. A first encapsulant is filled at the second space to seal the first and second light sources. A second encapsulant is filled at the third space to seal the third light source. The second encapsulant includes a first wavelength conversion material converting the third light beam into a fourth light beam.

Multi-directional light propagation and control using two colored layers

Aspects of the disclosure include optical systems that use two colored layers for multi-directional light propagation and control. An exemplary optical system can include a first cavity having a first light source and a second cavity having a second light source. A colored coating is positioned between the first cavity and the second cavity. The colored coating includes a bezel layer, a top color set layer, and a bottom color set layer. The colored coating serves as a wall between the first cavity and the second cavity.

LIGHTING APPARATUS
20230288042 · 2023-09-14 · ·

A lighting apparatus includes light emitting elements having an emission peak wavelength of 400 to 510 nm, a first phosphor having an emission peak wavelength of 485 to 700 nm, a second phosphor having an emission peak wavelength of 510 to 590 nm, a third phosphor having an emission peak wavelength of 600 to 700 nm, and a color filter having transmittance for light with a wavelength of 600 to 730 nm that is 80% or more and transmittance for light with a wavelength of 410 to 480 nm that is 3% or more and 50% or less. The color filter transmits a part of light emitted from the first phosphor, at least a part of light emitted from the second phosphor, and at least a part of light emitted from the third phosphor. Light transmitted through the color filter is emitted to the outside.

LIGHT ASSEMBLY, REARVIEW DEVICE AND VEHICLE
20230311767 · 2023-10-05 ·

The present invention relates to a light assembly for a vehicle comprising: a housing; a lens covering the housing; a plurality of light sources arranged in the housing; wherein the plurality of light sources comprises at least one first light source, at least one second light source and at least one third light source; and a reflector body mounted in the housing; wherein the reflector body comprises a reflector element and different zones for each of the at least one light sources; wherein light emitted by the at least one first light source is captured by the reflector element which reflects the light towards the lens, the lens directing the light generally downward towards the ground area when the light assembly is attached to the vehicle, light emitted by the at least one second light source is passed through an aperture in the reflector body without reflection of the emitted light, and light emitted from the at least one third light source is captured by the reflector body which reflects and directs the light, in particular, horizontally towards the lens, with the lens in particular directing the light generally horizontal, and a light collector is located between the reflector body and the housing; wherein the light collector captures and transmits the light emitted from at least one of the at least one light sources, a rear view device and a vehicle with at least one light assembly.

Lighting module and lighting device provided with same

A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; a resin layer covering the light source on the substrate; a light blocking layer having an opening portion on the resin layer; and a lens plate disposed on the light blocking layer, wherein the lens plate includes a light transmitting portion and a convex portion arranged on one surface or the other surface of the light transmitting portion, and the total area of the opening portions is 50% or less of an area of an emission surface through which light is emitted through the resin layer, and the interval between the lens plate and the light blocking layer may be greater than the length of the opening portion.

Lighting module, in particular for a vehicle lighting device and a vehicle lighting device

A lighting module including a housing with a cavity enclosed with a light-emitting surface and in which an LED is mounted connectable to a power source and possibly also to a control circuit. Between the LED and the light-emitting surface is arranged a transparent optical filter having an upper surface and a lower surface. The upper surface is adapted for the passage of a minor portion of light from the cavity of the housing to the light-emitting surface and, at the same time, the upper surface is adapted to reflect most of the light from the cavity of the housing back to the lower surface. On the lower surface of the transparent optical filter facing the LED is arranged a spatial optical structure adapted to scatter light from the cavity of the housing onto the upper surface and at the same time is adapted to scatter light reflected from the upper surface back to the spatial optical structure opposite the bottom of the cavity of the housing and possibly also opposite the side surfaces of the cavity of the lighting module.